:root {
    --bg-color: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #8b5cf6; /* Default Focus Color (Purple) */
    --accent-hover: #7c3aed;
    --short-break-color: #06b6d4; /* Cyan */
    --long-break-color: #3b82f6; /* Blue */
    --danger-color: #ef4444;
    --success-color: #10b981;
    --glass-border: rgba(255, 255, 255, 0.08);
    --font-family: 'Outfit', sans-serif;
}

/* Theme: Dark (Default) */
[data-theme="dark"] {
    --bg-color: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #8b5cf6;
    --accent-hover: #7c3aed;
    --short-break-color: #06b6d4;
    --long-break-color: #3b82f6;
    --glass-border: rgba(255, 255, 255, 0.08);
    --modal-bg: #1e293b;
    --input-bg: rgba(0, 0, 0, 0.2);
    --input-border: rgba(255, 255, 255, 0.08);
    --input-text: #f8fafc;
    /* Progress bar colors - softer, more harmonious */
    --progress-pomodoro: #a78bfa; /* Softer purple */
    --progress-short-break: #22d3ee; /* Softer cyan */
    --progress-long-break: #60a5fa; /* Softer blue */
}

/* Theme: Fire Dark */
[data-theme="fire-dark"] {
    --bg-color: #1a0a0a; /* Canlı kırmızı için koyu arka plan */
    --card-bg: rgba(60, 10, 5, 0.85); /* Canlı kırmızı tonlu kart arka planı */
    --text-primary: #fff5f5;
    --text-secondary: #ff4444; /* Canlı kırmızı tonlu secondary text */
    --accent-color: #ff3333; /* Canlı kırmızı - Vibrant Red */
    --accent-hover: #ff1a1a; /* Daha canlı kırmızı hover */
    --short-break-color: #ff5555; /* Canlı kırmızı-turuncu */
    --long-break-color: #ff7733; /* Canlı turuncu-kırmızı */
    --glass-border: rgba(255, 51, 51, 0.4); /* Canlı kırmızı border */
    --modal-bg: #2d0f0a; /* Canlı kırmızı tonlu modal arka planı */
    --input-bg: rgba(0, 0, 0, 0.25); /* Input arka planı */
    --input-border: rgba(255, 51, 51, 0.5); /* Canlı kırmızı input border */
    --input-text: #fff5f5;
    /* Progress bar colors - canlı kırmızı tonları */
    --progress-pomodoro: #ff3333; /* Canlı kırmızı */
    --progress-short-break: #ff4444; /* Daha parlak canlı kırmızı */
    --progress-long-break: #ff5555; /* Canlı kırmızı-turuncu */
}

/* Theme: Fresh */
[data-theme="fresh"] {
    --bg-color: #0a1a0f;
    --card-bg: rgba(20, 50, 30, 0.8);
    --text-primary: #f0fdf4;
    --text-secondary: #86efac;
    --accent-color: #22c55e;
    --accent-hover: #16a34a;
    --short-break-color: #10b981;
    --long-break-color: #14b8a6;
    --glass-border: rgba(34, 197, 94, 0.2);
    --modal-bg: #1a2e1f;
    --input-bg: rgba(0, 0, 0, 0.3);
    --input-border: rgba(34, 197, 94, 0.3);
    --input-text: #f0fdf4;
    /* Progress bar colors - harmonious green tones */
    --progress-pomodoro: #4ade80; /* Brighter green */
    --progress-short-break: #34d399; /* Softer emerald */
    --progress-long-break: #2dd4bf; /* Softer teal */
}

/* Theme: Fire Light */
[data-theme="fire-light"] {
    --bg-color: #fef2f2;
    --card-bg: rgba(255, 255, 255, 0.9);
    --text-primary: #7f1d1d;
    --text-secondary: #991b1b;
    --accent-color: #ef4444;
    --accent-hover: #dc2626;
    --short-break-color: #f97316;
    --long-break-color: #eab308;
    --glass-border: rgba(239, 68, 68, 0.2);
    --modal-bg: #ffffff;
    --input-bg: rgba(239, 68, 68, 0.1);
    --input-border: rgba(239, 68, 68, 0.3);
    --input-text: #7f1d1d;
    /* Progress bar colors - harmonious fire tones for light theme */
    --progress-pomodoro: #f87171; /* Softer red */
    --progress-short-break: #fb923c; /* Softer orange */
    --progress-long-break: #fbbf24; /* Softer yellow */
}

/* Theme: Fresh Light */
[data-theme="fresh-light"] {
    --bg-color: #f0fdf4;
    --card-bg: rgba(255, 255, 255, 0.9);
    --text-primary: #14532d;
    --text-secondary: #166534;
    --accent-color: #22c55e;
    --accent-hover: #16a34a;
    --short-break-color: #10b981;
    --long-break-color: #14b8a6;
    --glass-border: rgba(34, 197, 94, 0.2);
    --modal-bg: #ffffff;
    --input-bg: rgba(34, 197, 94, 0.1);
    --input-border: rgba(34, 197, 94, 0.3);
    --input-text: #14532d;
    /* Progress bar colors - harmonious green tones for light theme */
    --progress-pomodoro: #4ade80; /* Brighter green */
    --progress-short-break: #34d399; /* Softer emerald */
    --progress-long-break: #2dd4bf; /* Softer teal */
}

/* Theme: Light */
[data-theme="light"] {
    --bg-color: #f8fafc;
    --card-bg: rgba(255, 255, 255, 0.9);
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --accent-color: #6366f1;
    --accent-hover: #4f46e5;
    --short-break-color: #06b6d4;
    --long-break-color: #3b82f6;
    --glass-border: rgba(0, 0, 0, 0.1);
    --modal-bg: #ffffff;
    --input-bg: rgba(0, 0, 0, 0.05);
    --input-border: rgba(99, 102, 241, 0.2);
    --input-text: #0f172a;
    /* Progress bar colors - softer, more harmonious for light theme */
    --progress-pomodoro: #818cf8; /* Softer indigo */
    --progress-short-break: #22d3ee; /* Softer cyan */
    --progress-long-break: #60a5fa; /* Softer blue */
}

/* Theme: Pastel Dark */
[data-theme="pastel"] {
    --bg-color: #1a0a14;
    --card-bg: rgba(40, 20, 35, 0.85);
    --text-primary: #fce7f3;
    --text-secondary: #f9a8d4;
    --accent-color: #ec4899;
    --accent-hover: #db2777;
    --short-break-color: #f472b6;
    --long-break-color: #a78bfa;
    --glass-border: rgba(236, 72, 153, 0.4);
    --modal-bg: #2d1525;
    --input-bg: rgba(236, 72, 153, 0.2);
    --input-border: rgba(236, 72, 153, 0.5);
    --input-text: #fce7f3;
    /* Progress bar colors - harmonious pastel tones */
    --progress-pomodoro: #ec4899;
    --progress-short-break: #f472b6;
    --progress-long-break: #a78bfa;
}

/* Theme: Pastel Light */
[data-theme="pastel-light"] {
    --bg-color: #fef2f8;
    --card-bg: rgba(255, 255, 255, 0.95);
    --text-primary: #9f1239;
    --text-secondary: #be185d;
    --accent-color: #ec4899;
    --accent-hover: #db2777;
    --short-break-color: #f472b6;
    --long-break-color: #a78bfa;
    --glass-border: rgba(236, 72, 153, 0.4);
    --modal-bg: #ffffff;
    --input-bg: rgba(236, 72, 153, 0.15);
    --input-border: rgba(236, 72, 153, 0.5);
    --input-text: #9f1239;
    /* Progress bar colors - harmonious pastel tones */
    --progress-pomodoro: #f9a8d4; /* Softer pink */
    --progress-short-break: #fbbf24; /* Softer yellow */
    --progress-long-break: #c4b5fd; /* Softer purple */
}

/* Theme: Black */
[data-theme="black"] {
    --bg-color: #000000; /* Tam siyah */
    --card-bg: rgba(10, 10, 10, 0.95); /* Daha koyu kart arka planı */
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-color: #ffffff; /* Beyaz accent */
    --accent-hover: #e0e0e0;
    --short-break-color: #c0c0c0; /* Açık gri */
    --long-break-color: #808080; /* Orta gri */
    --glass-border: rgba(255, 255, 255, 0.15); /* Daha görünür border */
    --modal-bg: #1a1a1a; /* Çok koyu gri */
    --input-bg: rgba(0, 0, 0, 0.5);
    --input-border: rgba(255, 255, 255, 0.2);
    --input-text: #ffffff;
    /* Progress bar colors - daha koyu monochrome tones */
    --progress-pomodoro: #404040; /* Koyu gri */
    --progress-short-break: #303030; /* Daha koyu gri */
    --progress-long-break: #202020; /* Çok koyu gri */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Hide Scrollbar */
html {
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

html::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

body {
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

body::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

/* Visually Hidden - Accessible to screen readers */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Fieldset Reset for Settings */
fieldset.setting-group {
    border: none;
    padding: 0;
    margin: 0;
}

fieldset.setting-group legend {
    padding: 0;
    margin-bottom: 0;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Theme-specific background gradients */
[data-theme="dark"] body,
body:not([data-theme]) {
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(6, 182, 212, 0.15) 0%, transparent 20%);
}

[data-theme="fire-dark"] body {
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(255, 51, 51, 0.4) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(255, 68, 68, 0.35) 0%, transparent 20%);
}

[data-theme="fire-light"] body {
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(239, 68, 68, 0.15) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(249, 115, 22, 0.1) 0%, transparent 20%);
}

[data-theme="fresh-light"] body {
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(34, 197, 94, 0.15) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 20%);
}

[data-theme="fresh"] body {
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(34, 197, 94, 0.15) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(16, 185, 129, 0.15) 0%, transparent 20%);
}

[data-theme="light"] body {
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 20%);
}

[data-theme="pastel"] body {
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(236, 72, 153, 0.2) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(244, 114, 182, 0.15) 0%, transparent 20%),
        radial-gradient(circle at 50% 50%, rgba(167, 139, 250, 0.12) 0%, transparent 30%);
}

[data-theme="pastel-light"] body {
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(236, 72, 153, 0.3) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(244, 114, 182, 0.25) 0%, transparent 20%),
        radial-gradient(circle at 50% 50%, rgba(167, 139, 250, 0.2) 0%, transparent 30%);
}

[data-theme="black"] body {
    background-image: none; /* Tam siyah için gradient yok */
    background-color: #000000;
}

/* Fire Animation Background - Small Floating Circles */
body::before,
body::after {
    content: '';
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 0;
}

/* Fire Dark Animation - Multiple Small Circles */
[data-theme="fire-dark"] body::before {
    opacity: 1;
    background: 
        radial-gradient(circle at 10% 20%, rgba(255, 51, 51, 0.6) 0%, transparent 15%),
        radial-gradient(circle at 30% 40%, rgba(255, 85, 0, 0.5) 0%, transparent 12%),
        radial-gradient(circle at 50% 15%, rgba(255, 68, 68, 0.55) 0%, transparent 18%),
        radial-gradient(circle at 70% 30%, rgba(255, 100, 0, 0.5) 0%, transparent 14%),
        radial-gradient(circle at 90% 25%, rgba(255, 51, 51, 0.6) 0%, transparent 16%),
        radial-gradient(circle at 15% 60%, rgba(255, 120, 0, 0.45) 0%, transparent 13%),
        radial-gradient(circle at 40% 70%, rgba(255, 68, 68, 0.5) 0%, transparent 15%),
        radial-gradient(circle at 60% 55%, rgba(255, 85, 0, 0.55) 0%, transparent 17%),
        radial-gradient(circle at 80% 65%, rgba(255, 100, 0, 0.5) 0%, transparent 14%),
        radial-gradient(circle at 25% 80%, rgba(255, 51, 51, 0.6) 0%, transparent 16%),
        radial-gradient(circle at 55% 85%, rgba(255, 120, 0, 0.45) 0%, transparent 13%),
        radial-gradient(circle at 75% 80%, rgba(255, 68, 68, 0.5) 0%, transparent 15%),
        radial-gradient(circle at 95% 70%, rgba(255, 85, 0, 0.55) 0%, transparent 17%);
    animation: fireCirclesDark1 25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    filter: blur(60px);
}

[data-theme="fire-dark"] body::after {
    opacity: 1;
    background: 
        radial-gradient(circle at 20% 10%, rgba(255, 100, 0, 0.5) 0%, transparent 14%),
        radial-gradient(circle at 45% 25%, rgba(255, 68, 68, 0.55) 0%, transparent 16%),
        radial-gradient(circle at 65% 20%, rgba(255, 51, 51, 0.6) 0%, transparent 15%),
        radial-gradient(circle at 85% 35%, rgba(255, 120, 0, 0.45) 0%, transparent 13%),
        radial-gradient(circle at 5% 30%, rgba(255, 85, 0, 0.5) 0%, transparent 17%),
        radial-gradient(circle at 35% 50%, rgba(255, 100, 0, 0.5) 0%, transparent 14%),
        radial-gradient(circle at 55% 60%, rgba(255, 51, 51, 0.6) 0%, transparent 16%),
        radial-gradient(circle at 75% 50%, rgba(255, 68, 68, 0.55) 0%, transparent 15%),
        radial-gradient(circle at 95% 55%, rgba(255, 120, 0, 0.45) 0%, transparent 13%),
        radial-gradient(circle at 10% 75%, rgba(255, 85, 0, 0.5) 0%, transparent 17%),
        radial-gradient(circle at 30% 90%, rgba(255, 100, 0, 0.5) 0%, transparent 14%),
        radial-gradient(circle at 50% 95%, rgba(255, 68, 68, 0.55) 0%, transparent 16%),
        radial-gradient(circle at 70% 90%, rgba(255, 51, 51, 0.6) 0%, transparent 15%);
    animation: fireCirclesDark2 30s cubic-bezier(0.4, 0, 0.6, 1) infinite reverse;
    filter: blur(70px);
    filter: blur(30px);
}

/* Fire Light Animation - Multiple Small Circles */
[data-theme="fire-light"] body::before {
    opacity: 1;
    background: 
        radial-gradient(circle at 10% 20%, rgba(239, 68, 68, 0.4) 0%, transparent 15%),
        radial-gradient(circle at 30% 40%, rgba(249, 115, 22, 0.35) 0%, transparent 12%),
        radial-gradient(circle at 50% 15%, rgba(239, 68, 68, 0.38) 0%, transparent 18%),
        radial-gradient(circle at 70% 30%, rgba(251, 146, 60, 0.35) 0%, transparent 14%),
        radial-gradient(circle at 90% 25%, rgba(239, 68, 68, 0.4) 0%, transparent 16%),
        radial-gradient(circle at 15% 60%, rgba(251, 146, 60, 0.32) 0%, transparent 13%),
        radial-gradient(circle at 40% 70%, rgba(239, 68, 68, 0.35) 0%, transparent 15%),
        radial-gradient(circle at 60% 55%, rgba(249, 115, 22, 0.38) 0%, transparent 17%),
        radial-gradient(circle at 80% 65%, rgba(251, 146, 60, 0.35) 0%, transparent 14%),
        radial-gradient(circle at 25% 80%, rgba(239, 68, 68, 0.4) 0%, transparent 16%),
        radial-gradient(circle at 55% 85%, rgba(251, 146, 60, 0.32) 0%, transparent 13%),
        radial-gradient(circle at 75% 80%, rgba(239, 68, 68, 0.35) 0%, transparent 15%),
        radial-gradient(circle at 95% 70%, rgba(249, 115, 22, 0.38) 0%, transparent 17%);
    animation: fireCirclesLight1 25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    filter: blur(65px);
}

[data-theme="fire-light"] body::after {
    opacity: 1;
    background: 
        radial-gradient(circle at 20% 10%, rgba(251, 146, 60, 0.35) 0%, transparent 14%),
        radial-gradient(circle at 45% 25%, rgba(239, 68, 68, 0.38) 0%, transparent 16%),
        radial-gradient(circle at 65% 20%, rgba(239, 68, 68, 0.4) 0%, transparent 15%),
        radial-gradient(circle at 85% 35%, rgba(251, 146, 60, 0.32) 0%, transparent 13%),
        radial-gradient(circle at 5% 30%, rgba(249, 115, 22, 0.35) 0%, transparent 17%),
        radial-gradient(circle at 35% 50%, rgba(251, 146, 60, 0.35) 0%, transparent 14%),
        radial-gradient(circle at 55% 60%, rgba(239, 68, 68, 0.4) 0%, transparent 16%),
        radial-gradient(circle at 75% 50%, rgba(239, 68, 68, 0.38) 0%, transparent 15%),
        radial-gradient(circle at 95% 55%, rgba(251, 146, 60, 0.32) 0%, transparent 13%),
        radial-gradient(circle at 10% 75%, rgba(249, 115, 22, 0.35) 0%, transparent 17%),
        radial-gradient(circle at 30% 90%, rgba(251, 146, 60, 0.35) 0%, transparent 14%),
        radial-gradient(circle at 50% 95%, rgba(239, 68, 68, 0.38) 0%, transparent 16%),
        radial-gradient(circle at 70% 90%, rgba(239, 68, 68, 0.4) 0%, transparent 15%);
    animation: fireCirclesLight2 30s cubic-bezier(0.4, 0, 0.6, 1) infinite reverse;
    filter: blur(75px);
    filter: blur(35px);
}

/* Fire Animation Keyframes - Dark Theme Circles Layer 1 */
@keyframes fireCirclesDark1 {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
    12% {
        transform: translate(35px, -45px) rotate(5deg);
        opacity: 0.85;
    }
    25% {
        transform: translate(-28px, 30px) rotate(-3deg);
        opacity: 0.95;
    }
    38% {
        transform: translate(42px, 25px) rotate(7deg);
        opacity: 0.88;
    }
    50% {
        transform: translate(-38px, -52px) rotate(-5deg);
        opacity: 1;
    }
    62% {
        transform: translate(30px, 40px) rotate(4deg);
        opacity: 0.92;
    }
    75% {
        transform: translate(-32px, -48px) rotate(-6deg);
        opacity: 0.98;
    }
    87% {
        transform: translate(40px, 35px) rotate(3deg);
        opacity: 0.9;
    }
    100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
}

/* Fire Animation Keyframes - Dark Theme Circles Layer 2 */
@keyframes fireCirclesDark2 {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
    15% {
        transform: translate(-42px, 38px) rotate(-4deg);
        opacity: 0.88;
    }
    30% {
        transform: translate(38px, -45px) rotate(6deg);
        opacity: 0.95;
    }
    45% {
        transform: translate(-35px, 32px) rotate(-7deg);
        opacity: 0.9;
    }
    60% {
        transform: translate(33px, -50px) rotate(5deg);
        opacity: 1;
    }
    75% {
        transform: translate(-40px, 28px) rotate(-3deg);
        opacity: 0.93;
    }
    90% {
        transform: translate(36px, -42px) rotate(4deg);
        opacity: 0.97;
    }
    100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
}

/* Fire Animation Keyframes - Light Theme Circles Layer 1 */
@keyframes fireCirclesLight1 {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
    12% {
        transform: translate(32px, 42px) rotate(4deg);
        opacity: 0.82;
    }
    25% {
        transform: translate(-28px, -38px) rotate(-2deg);
        opacity: 0.93;
    }
    38% {
        transform: translate(38px, -45px) rotate(6deg);
        opacity: 0.85;
    }
    50% {
        transform: translate(-35px, 30px) rotate(-4deg);
        opacity: 1;
    }
    62% {
        transform: translate(30px, 35px) rotate(3deg);
        opacity: 0.9;
    }
    75% {
        transform: translate(-33px, -40px) rotate(-5deg);
        opacity: 0.96;
    }
    87% {
        transform: translate(36px, 28px) rotate(2deg);
        opacity: 0.88;
    }
    100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
}

/* Fire Animation Keyframes - Light Theme Circles Layer 2 */
@keyframes fireCirclesLight2 {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
    15% {
        transform: translate(-38px, 32px) rotate(-3deg);
        opacity: 0.85;
    }
    30% {
        transform: translate(35px, -42px) rotate(5deg);
        opacity: 0.93;
    }
    45% {
        transform: translate(-40px, 28px) rotate(-6deg);
        opacity: 0.88;
    }
    60% {
        transform: translate(33px, -38px) rotate(4deg);
        opacity: 1;
    }
    75% {
        transform: translate(-36px, 30px) rotate(-2deg);
        opacity: 0.91;
    }
    90% {
        transform: translate(38px, -35px) rotate(3deg);
        opacity: 0.95;
    }
    100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
}

/* Fresh Theme Animation - Green Circles */
[data-theme="fresh"] body::before {
    opacity: 1;
    background: 
        radial-gradient(circle at 10% 20%, rgba(34, 197, 94, 0.5) 0%, transparent 15%),
        radial-gradient(circle at 30% 40%, rgba(16, 185, 129, 0.45) 0%, transparent 12%),
        radial-gradient(circle at 50% 15%, rgba(20, 184, 166, 0.48) 0%, transparent 18%),
        radial-gradient(circle at 70% 30%, rgba(74, 222, 128, 0.45) 0%, transparent 14%),
        radial-gradient(circle at 90% 25%, rgba(34, 197, 94, 0.5) 0%, transparent 16%),
        radial-gradient(circle at 15% 60%, rgba(52, 211, 153, 0.42) 0%, transparent 13%),
        radial-gradient(circle at 40% 70%, rgba(20, 184, 166, 0.45) 0%, transparent 15%),
        radial-gradient(circle at 60% 55%, rgba(16, 185, 129, 0.48) 0%, transparent 17%),
        radial-gradient(circle at 80% 65%, rgba(74, 222, 128, 0.45) 0%, transparent 14%),
        radial-gradient(circle at 25% 80%, rgba(34, 197, 94, 0.5) 0%, transparent 16%),
        radial-gradient(circle at 55% 85%, rgba(52, 211, 153, 0.42) 0%, transparent 13%),
        radial-gradient(circle at 75% 80%, rgba(20, 184, 166, 0.45) 0%, transparent 15%),
        radial-gradient(circle at 95% 70%, rgba(16, 185, 129, 0.48) 0%, transparent 17%);
    animation: freshCircles1 25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    filter: blur(60px);
}

[data-theme="fresh"] body::after {
    opacity: 1;
    background: 
        radial-gradient(circle at 20% 10%, rgba(74, 222, 128, 0.45) 0%, transparent 14%),
        radial-gradient(circle at 45% 25%, rgba(20, 184, 166, 0.48) 0%, transparent 16%),
        radial-gradient(circle at 65% 20%, rgba(34, 197, 94, 0.5) 0%, transparent 15%),
        radial-gradient(circle at 85% 35%, rgba(52, 211, 153, 0.42) 0%, transparent 13%),
        radial-gradient(circle at 5% 30%, rgba(16, 185, 129, 0.45) 0%, transparent 17%),
        radial-gradient(circle at 35% 50%, rgba(74, 222, 128, 0.45) 0%, transparent 14%),
        radial-gradient(circle at 55% 60%, rgba(34, 197, 94, 0.5) 0%, transparent 16%),
        radial-gradient(circle at 75% 50%, rgba(20, 184, 166, 0.48) 0%, transparent 15%),
        radial-gradient(circle at 95% 55%, rgba(52, 211, 153, 0.42) 0%, transparent 13%),
        radial-gradient(circle at 10% 75%, rgba(16, 185, 129, 0.45) 0%, transparent 17%),
        radial-gradient(circle at 30% 90%, rgba(74, 222, 128, 0.45) 0%, transparent 14%),
        radial-gradient(circle at 50% 95%, rgba(20, 184, 166, 0.48) 0%, transparent 16%),
        radial-gradient(circle at 70% 90%, rgba(34, 197, 94, 0.5) 0%, transparent 15%);
    animation: freshCircles2 30s cubic-bezier(0.4, 0, 0.6, 1) infinite reverse;
    filter: blur(70px);
    filter: blur(30px);
}

/* Fresh Light Theme Animation */
[data-theme="fresh-light"] body::before {
    opacity: 1;
    background: 
        radial-gradient(circle at 10% 20%, rgba(34, 197, 94, 0.3) 0%, transparent 15%),
        radial-gradient(circle at 30% 40%, rgba(16, 185, 129, 0.28) 0%, transparent 12%),
        radial-gradient(circle at 50% 15%, rgba(20, 184, 166, 0.32) 0%, transparent 18%),
        radial-gradient(circle at 70% 30%, rgba(74, 222, 128, 0.28) 0%, transparent 14%),
        radial-gradient(circle at 90% 25%, rgba(34, 197, 94, 0.3) 0%, transparent 16%),
        radial-gradient(circle at 15% 60%, rgba(52, 211, 153, 0.27) 0%, transparent 13%),
        radial-gradient(circle at 40% 70%, rgba(20, 184, 166, 0.28) 0%, transparent 15%),
        radial-gradient(circle at 60% 55%, rgba(16, 185, 129, 0.32) 0%, transparent 17%),
        radial-gradient(circle at 80% 65%, rgba(74, 222, 128, 0.28) 0%, transparent 14%),
        radial-gradient(circle at 25% 80%, rgba(34, 197, 94, 0.3) 0%, transparent 16%),
        radial-gradient(circle at 55% 85%, rgba(52, 211, 153, 0.27) 0%, transparent 13%),
        radial-gradient(circle at 75% 80%, rgba(20, 184, 166, 0.28) 0%, transparent 15%),
        radial-gradient(circle at 95% 70%, rgba(16, 185, 129, 0.32) 0%, transparent 17%);
    animation: freshCircles1 25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    filter: blur(65px);
}

[data-theme="fresh-light"] body::after {
    opacity: 1;
    background: 
        radial-gradient(circle at 20% 10%, rgba(74, 222, 128, 0.28) 0%, transparent 14%),
        radial-gradient(circle at 45% 25%, rgba(20, 184, 166, 0.32) 0%, transparent 16%),
        radial-gradient(circle at 65% 20%, rgba(34, 197, 94, 0.3) 0%, transparent 15%),
        radial-gradient(circle at 85% 35%, rgba(52, 211, 153, 0.27) 0%, transparent 13%),
        radial-gradient(circle at 5% 30%, rgba(16, 185, 129, 0.28) 0%, transparent 17%),
        radial-gradient(circle at 35% 50%, rgba(74, 222, 128, 0.28) 0%, transparent 14%),
        radial-gradient(circle at 55% 60%, rgba(34, 197, 94, 0.3) 0%, transparent 16%),
        radial-gradient(circle at 75% 50%, rgba(20, 184, 166, 0.32) 0%, transparent 15%),
        radial-gradient(circle at 95% 55%, rgba(52, 211, 153, 0.27) 0%, transparent 13%),
        radial-gradient(circle at 10% 75%, rgba(16, 185, 129, 0.28) 0%, transparent 17%),
        radial-gradient(circle at 30% 90%, rgba(74, 222, 128, 0.28) 0%, transparent 14%),
        radial-gradient(circle at 50% 95%, rgba(20, 184, 166, 0.32) 0%, transparent 16%),
        radial-gradient(circle at 70% 90%, rgba(34, 197, 94, 0.3) 0%, transparent 15%);
    animation: freshCircles2 30s cubic-bezier(0.4, 0, 0.6, 1) infinite reverse;
    filter: blur(75px);
    filter: blur(35px);
}

/* Dark Theme Animation - Purple/Indigo Circles */
[data-theme="dark"] body::before {
    opacity: 1;
    background: 
        radial-gradient(circle at 10% 20%, rgba(139, 92, 246, 0.5) 0%, transparent 15%),
        radial-gradient(circle at 30% 40%, rgba(99, 102, 241, 0.45) 0%, transparent 12%),
        radial-gradient(circle at 50% 15%, rgba(6, 182, 212, 0.48) 0%, transparent 18%),
        radial-gradient(circle at 70% 30%, rgba(59, 130, 246, 0.45) 0%, transparent 14%),
        radial-gradient(circle at 90% 25%, rgba(139, 92, 246, 0.5) 0%, transparent 16%),
        radial-gradient(circle at 15% 60%, rgba(129, 140, 248, 0.42) 0%, transparent 13%),
        radial-gradient(circle at 40% 70%, rgba(34, 211, 238, 0.45) 0%, transparent 15%),
        radial-gradient(circle at 60% 55%, rgba(99, 102, 241, 0.48) 0%, transparent 17%),
        radial-gradient(circle at 80% 65%, rgba(96, 165, 250, 0.45) 0%, transparent 14%),
        radial-gradient(circle at 25% 80%, rgba(139, 92, 246, 0.5) 0%, transparent 16%),
        radial-gradient(circle at 55% 85%, rgba(129, 140, 248, 0.42) 0%, transparent 13%),
        radial-gradient(circle at 75% 80%, rgba(34, 211, 238, 0.45) 0%, transparent 15%),
        radial-gradient(circle at 95% 70%, rgba(99, 102, 241, 0.48) 0%, transparent 17%);
    animation: darkCircles1 25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    filter: blur(60px);
}

[data-theme="dark"] body::after {
    opacity: 1;
    background: 
        radial-gradient(circle at 20% 10%, rgba(129, 140, 248, 0.45) 0%, transparent 14%),
        radial-gradient(circle at 45% 25%, rgba(34, 211, 238, 0.48) 0%, transparent 16%),
        radial-gradient(circle at 65% 20%, rgba(139, 92, 246, 0.5) 0%, transparent 15%),
        radial-gradient(circle at 85% 35%, rgba(129, 140, 248, 0.42) 0%, transparent 13%),
        radial-gradient(circle at 5% 30%, rgba(99, 102, 241, 0.45) 0%, transparent 17%),
        radial-gradient(circle at 35% 50%, rgba(96, 165, 250, 0.45) 0%, transparent 14%),
        radial-gradient(circle at 55% 60%, rgba(139, 92, 246, 0.5) 0%, transparent 16%),
        radial-gradient(circle at 75% 50%, rgba(34, 211, 238, 0.48) 0%, transparent 15%),
        radial-gradient(circle at 95% 55%, rgba(129, 140, 248, 0.42) 0%, transparent 13%),
        radial-gradient(circle at 10% 75%, rgba(99, 102, 241, 0.45) 0%, transparent 17%),
        radial-gradient(circle at 30% 90%, rgba(96, 165, 250, 0.45) 0%, transparent 14%),
        radial-gradient(circle at 50% 95%, rgba(34, 211, 238, 0.48) 0%, transparent 16%),
        radial-gradient(circle at 70% 90%, rgba(139, 92, 246, 0.5) 0%, transparent 15%);
    animation: darkCircles2 30s cubic-bezier(0.4, 0, 0.6, 1) infinite reverse;
    filter: blur(70px);
    filter: blur(30px);
}

/* Light Theme Animation - Soft Purple/Blue Circles */
[data-theme="light"] body::before {
    opacity: 1;
    background: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.25) 0%, transparent 15%),
        radial-gradient(circle at 30% 40%, rgba(6, 182, 212, 0.22) 0%, transparent 12%),
        radial-gradient(circle at 50% 15%, rgba(59, 130, 246, 0.24) 0%, transparent 18%),
        radial-gradient(circle at 70% 30%, rgba(129, 140, 248, 0.22) 0%, transparent 14%),
        radial-gradient(circle at 90% 25%, rgba(99, 102, 241, 0.25) 0%, transparent 16%),
        radial-gradient(circle at 15% 60%, rgba(34, 211, 238, 0.21) 0%, transparent 13%),
        radial-gradient(circle at 40% 70%, rgba(59, 130, 246, 0.22) 0%, transparent 15%),
        radial-gradient(circle at 60% 55%, rgba(6, 182, 212, 0.24) 0%, transparent 17%),
        radial-gradient(circle at 80% 65%, rgba(96, 165, 250, 0.22) 0%, transparent 14%),
        radial-gradient(circle at 25% 80%, rgba(99, 102, 241, 0.25) 0%, transparent 16%),
        radial-gradient(circle at 55% 85%, rgba(34, 211, 238, 0.21) 0%, transparent 13%),
        radial-gradient(circle at 75% 80%, rgba(59, 130, 246, 0.22) 0%, transparent 15%),
        radial-gradient(circle at 95% 70%, rgba(6, 182, 212, 0.24) 0%, transparent 17%);
    animation: lightCircles1 25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    filter: blur(65px);
}

[data-theme="light"] body::after {
    opacity: 1;
    background: 
        radial-gradient(circle at 20% 10%, rgba(129, 140, 248, 0.22) 0%, transparent 14%),
        radial-gradient(circle at 45% 25%, rgba(59, 130, 246, 0.24) 0%, transparent 16%),
        radial-gradient(circle at 65% 20%, rgba(99, 102, 241, 0.25) 0%, transparent 15%),
        radial-gradient(circle at 85% 35%, rgba(34, 211, 238, 0.21) 0%, transparent 13%),
        radial-gradient(circle at 5% 30%, rgba(6, 182, 212, 0.22) 0%, transparent 17%),
        radial-gradient(circle at 35% 50%, rgba(96, 165, 250, 0.22) 0%, transparent 14%),
        radial-gradient(circle at 55% 60%, rgba(99, 102, 241, 0.25) 0%, transparent 16%),
        radial-gradient(circle at 75% 50%, rgba(59, 130, 246, 0.24) 0%, transparent 15%),
        radial-gradient(circle at 95% 55%, rgba(34, 211, 238, 0.21) 0%, transparent 13%),
        radial-gradient(circle at 10% 75%, rgba(6, 182, 212, 0.22) 0%, transparent 17%),
        radial-gradient(circle at 30% 90%, rgba(96, 165, 250, 0.22) 0%, transparent 14%),
        radial-gradient(circle at 50% 95%, rgba(59, 130, 246, 0.24) 0%, transparent 16%),
        radial-gradient(circle at 70% 90%, rgba(99, 102, 241, 0.25) 0%, transparent 15%);
    animation: lightCircles2 30s cubic-bezier(0.4, 0, 0.6, 1) infinite reverse;
    filter: blur(75px);
    filter: blur(35px);
}

/* Pastel Dark Theme Animation - Pink/Purple/Yellow Circles */
[data-theme="pastel"] body::before {
    opacity: 1;
    background: 
        radial-gradient(circle at 10% 20%, rgba(236, 72, 153, 0.25) 0%, transparent 15%),
        radial-gradient(circle at 30% 40%, rgba(244, 114, 182, 0.22) 0%, transparent 12%),
        radial-gradient(circle at 50% 15%, rgba(167, 139, 250, 0.24) 0%, transparent 18%),
        radial-gradient(circle at 70% 30%, rgba(249, 168, 212, 0.22) 0%, transparent 14%),
        radial-gradient(circle at 90% 25%, rgba(236, 72, 153, 0.25) 0%, transparent 16%),
        radial-gradient(circle at 15% 60%, rgba(251, 191, 36, 0.2) 0%, transparent 13%),
        radial-gradient(circle at 40% 70%, rgba(196, 181, 253, 0.22) 0%, transparent 15%),
        radial-gradient(circle at 60% 55%, rgba(244, 114, 182, 0.24) 0%, transparent 17%),
        radial-gradient(circle at 80% 65%, rgba(249, 168, 212, 0.22) 0%, transparent 14%),
        radial-gradient(circle at 25% 80%, rgba(236, 72, 153, 0.25) 0%, transparent 16%),
        radial-gradient(circle at 55% 85%, rgba(251, 191, 36, 0.2) 0%, transparent 13%),
        radial-gradient(circle at 75% 80%, rgba(196, 181, 253, 0.22) 0%, transparent 15%),
        radial-gradient(circle at 95% 70%, rgba(244, 114, 182, 0.24) 0%, transparent 17%);
    animation: pastelCircles1 25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    filter: blur(65px);
}

[data-theme="pastel"] body::after {
    opacity: 1;
    background: 
        radial-gradient(circle at 20% 10%, rgba(249, 168, 212, 0.22) 0%, transparent 14%),
        radial-gradient(circle at 45% 25%, rgba(196, 181, 253, 0.24) 0%, transparent 16%),
        radial-gradient(circle at 65% 20%, rgba(236, 72, 153, 0.25) 0%, transparent 15%),
        radial-gradient(circle at 85% 35%, rgba(251, 191, 36, 0.2) 0%, transparent 13%),
        radial-gradient(circle at 5% 30%, rgba(244, 114, 182, 0.22) 0%, transparent 17%),
        radial-gradient(circle at 35% 50%, rgba(249, 168, 212, 0.22) 0%, transparent 14%),
        radial-gradient(circle at 55% 60%, rgba(236, 72, 153, 0.25) 0%, transparent 16%),
        radial-gradient(circle at 75% 50%, rgba(196, 181, 253, 0.24) 0%, transparent 15%),
        radial-gradient(circle at 95% 55%, rgba(251, 191, 36, 0.2) 0%, transparent 13%),
        radial-gradient(circle at 10% 75%, rgba(244, 114, 182, 0.22) 0%, transparent 17%),
        radial-gradient(circle at 30% 90%, rgba(249, 168, 212, 0.22) 0%, transparent 14%),
        radial-gradient(circle at 50% 95%, rgba(196, 181, 253, 0.24) 0%, transparent 16%),
        radial-gradient(circle at 70% 90%, rgba(236, 72, 153, 0.25) 0%, transparent 15%);
    animation: pastelCircles2 30s cubic-bezier(0.4, 0, 0.6, 1) infinite reverse;
    filter: blur(75px);
    filter: blur(35px);
}

/* Pastel Light Theme Animation - Pink/Purple/Yellow Circles */
[data-theme="pastel-light"] body::before {
    opacity: 1;
    background: 
        radial-gradient(circle at 10% 20%, rgba(236, 72, 153, 0.4) 0%, transparent 15%),
        radial-gradient(circle at 30% 40%, rgba(244, 114, 182, 0.35) 0%, transparent 12%),
        radial-gradient(circle at 50% 15%, rgba(167, 139, 250, 0.38) 0%, transparent 18%),
        radial-gradient(circle at 70% 30%, rgba(249, 168, 212, 0.35) 0%, transparent 14%),
        radial-gradient(circle at 90% 25%, rgba(236, 72, 153, 0.4) 0%, transparent 16%),
        radial-gradient(circle at 15% 60%, rgba(251, 191, 36, 0.32) 0%, transparent 13%),
        radial-gradient(circle at 40% 70%, rgba(196, 181, 253, 0.35) 0%, transparent 15%),
        radial-gradient(circle at 60% 55%, rgba(244, 114, 182, 0.38) 0%, transparent 17%),
        radial-gradient(circle at 80% 65%, rgba(249, 168, 212, 0.35) 0%, transparent 14%),
        radial-gradient(circle at 25% 80%, rgba(236, 72, 153, 0.4) 0%, transparent 16%),
        radial-gradient(circle at 55% 85%, rgba(251, 191, 36, 0.32) 0%, transparent 13%),
        radial-gradient(circle at 75% 80%, rgba(196, 181, 253, 0.35) 0%, transparent 15%),
        radial-gradient(circle at 95% 70%, rgba(244, 114, 182, 0.38) 0%, transparent 17%);
    animation: pastelCircles1 25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    filter: blur(65px);
}

[data-theme="pastel-light"] body::after {
    opacity: 1;
    background: 
        radial-gradient(circle at 20% 10%, rgba(249, 168, 212, 0.35) 0%, transparent 14%),
        radial-gradient(circle at 45% 25%, rgba(196, 181, 253, 0.38) 0%, transparent 16%),
        radial-gradient(circle at 65% 20%, rgba(236, 72, 153, 0.4) 0%, transparent 15%),
        radial-gradient(circle at 85% 35%, rgba(251, 191, 36, 0.32) 0%, transparent 13%),
        radial-gradient(circle at 5% 30%, rgba(244, 114, 182, 0.35) 0%, transparent 17%),
        radial-gradient(circle at 35% 50%, rgba(249, 168, 212, 0.35) 0%, transparent 14%),
        radial-gradient(circle at 55% 60%, rgba(236, 72, 153, 0.4) 0%, transparent 16%),
        radial-gradient(circle at 75% 50%, rgba(196, 181, 253, 0.38) 0%, transparent 15%),
        radial-gradient(circle at 95% 55%, rgba(251, 191, 36, 0.32) 0%, transparent 13%),
        radial-gradient(circle at 10% 75%, rgba(244, 114, 182, 0.35) 0%, transparent 17%),
        radial-gradient(circle at 30% 90%, rgba(249, 168, 212, 0.35) 0%, transparent 14%),
        radial-gradient(circle at 50% 95%, rgba(196, 181, 253, 0.38) 0%, transparent 16%),
        radial-gradient(circle at 70% 90%, rgba(236, 72, 153, 0.4) 0%, transparent 15%);
    animation: pastelCircles2 30s cubic-bezier(0.4, 0, 0.6, 1) infinite reverse;
    filter: blur(75px);
    filter: blur(35px);
}

/* Black Theme Animation - Gray/White Circles */
[data-theme="black"] body::before {
    opacity: 1;
    background: 
        radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.15) 0%, transparent 15%),
        radial-gradient(circle at 30% 40%, rgba(192, 192, 192, 0.12) 0%, transparent 12%),
        radial-gradient(circle at 50% 15%, rgba(128, 128, 128, 0.14) 0%, transparent 18%),
        radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.13) 0%, transparent 14%),
        radial-gradient(circle at 90% 25%, rgba(192, 192, 192, 0.15) 0%, transparent 16%),
        radial-gradient(circle at 15% 60%, rgba(64, 64, 64, 0.11) 0%, transparent 13%),
        radial-gradient(circle at 40% 70%, rgba(128, 128, 128, 0.13) 0%, transparent 15%),
        radial-gradient(circle at 60% 55%, rgba(192, 192, 192, 0.14) 0%, transparent 17%),
        radial-gradient(circle at 80% 65%, rgba(255, 255, 255, 0.13) 0%, transparent 14%),
        radial-gradient(circle at 25% 80%, rgba(192, 192, 192, 0.15) 0%, transparent 16%),
        radial-gradient(circle at 55% 85%, rgba(64, 64, 64, 0.11) 0%, transparent 13%),
        radial-gradient(circle at 75% 80%, rgba(128, 128, 128, 0.13) 0%, transparent 15%),
        radial-gradient(circle at 95% 70%, rgba(192, 192, 192, 0.14) 0%, transparent 17%);
    animation: blackCircles1 25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    filter: blur(60px);
}

[data-theme="black"] body::after {
    opacity: 1;
    background: 
        radial-gradient(circle at 20% 10%, rgba(255, 255, 255, 0.13) 0%, transparent 14%),
        radial-gradient(circle at 45% 25%, rgba(128, 128, 128, 0.14) 0%, transparent 16%),
        radial-gradient(circle at 65% 20%, rgba(192, 192, 192, 0.15) 0%, transparent 15%),
        radial-gradient(circle at 85% 35%, rgba(64, 64, 64, 0.11) 0%, transparent 13%),
        radial-gradient(circle at 5% 30%, rgba(192, 192, 192, 0.13) 0%, transparent 17%),
        radial-gradient(circle at 35% 50%, rgba(255, 255, 255, 0.13) 0%, transparent 14%),
        radial-gradient(circle at 55% 60%, rgba(192, 192, 192, 0.15) 0%, transparent 16%),
        radial-gradient(circle at 75% 50%, rgba(128, 128, 128, 0.14) 0%, transparent 15%),
        radial-gradient(circle at 95% 55%, rgba(64, 64, 64, 0.11) 0%, transparent 13%),
        radial-gradient(circle at 10% 75%, rgba(192, 192, 192, 0.13) 0%, transparent 17%),
        radial-gradient(circle at 30% 90%, rgba(255, 255, 255, 0.13) 0%, transparent 14%),
        radial-gradient(circle at 50% 95%, rgba(128, 128, 128, 0.14) 0%, transparent 16%),
        radial-gradient(circle at 70% 90%, rgba(192, 192, 192, 0.15) 0%, transparent 15%);
    animation: blackCircles2 30s cubic-bezier(0.4, 0, 0.6, 1) infinite reverse;
    filter: blur(70px);
    filter: blur(30px);
}

/* Animation Keyframes for All Themes - Random Patterns */
@keyframes freshCircles1 {
    0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
    12% { transform: translate(28px, 40px) rotate(5deg); opacity: 0.85; }
    25% { transform: translate(-35px, -38px) rotate(-3deg); opacity: 0.95; }
    38% { transform: translate(40px, 32px) rotate(7deg); opacity: 0.88; }
    50% { transform: translate(-32px, -45px) rotate(-5deg); opacity: 1; }
    62% { transform: translate(33px, 38px) rotate(4deg); opacity: 0.92; }
    75% { transform: translate(-38px, -42px) rotate(-6deg); opacity: 0.98; }
    87% { transform: translate(36px, 30px) rotate(3deg); opacity: 0.9; }
    100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}

@keyframes freshCircles2 {
    0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
    15% { transform: translate(-40px, 35px) rotate(-4deg); opacity: 0.88; }
    30% { transform: translate(38px, -40px) rotate(6deg); opacity: 0.95; }
    45% { transform: translate(-36px, 30px) rotate(-7deg); opacity: 0.9; }
    60% { transform: translate(35px, -45px) rotate(5deg); opacity: 1; }
    75% { transform: translate(-38px, 32px) rotate(-3deg); opacity: 0.93; }
    90% { transform: translate(40px, -38px) rotate(4deg); opacity: 0.97; }
    100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}

@keyframes darkCircles1 {
    0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
    14% { transform: translate(30px, -42px) rotate(-6deg); opacity: 0.87; }
    28% { transform: translate(-38px, 35px) rotate(4deg); opacity: 0.94; }
    42% { transform: translate(35px, 40px) rotate(-8deg); opacity: 0.89; }
    56% { transform: translate(-32px, -45px) rotate(5deg); opacity: 1; }
    70% { transform: translate(38px, -38px) rotate(-4deg); opacity: 0.91; }
    84% { transform: translate(-35px, 32px) rotate(7deg); opacity: 0.96; }
    100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}

@keyframes darkCircles2 {
    0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
    18% { transform: translate(-40px, 38px) rotate(5deg); opacity: 0.86; }
    36% { transform: translate(36px, -42px) rotate(-7deg); opacity: 0.93; }
    54% { transform: translate(-38px, 30px) rotate(6deg); opacity: 0.88; }
    72% { transform: translate(33px, -40px) rotate(-5deg); opacity: 1; }
    90% { transform: translate(-35px, 35px) rotate(4deg); opacity: 0.92; }
    100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}

@keyframes lightCircles1 {
    0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
    11% { transform: translate(28px, 38px) rotate(3deg); opacity: 0.84; }
    22% { transform: translate(-35px, -40px) rotate(-2deg); opacity: 0.92; }
    33% { transform: translate(32px, -38px) rotate(5deg); opacity: 0.87; }
    44% { transform: translate(-30px, 35px) rotate(-4deg); opacity: 1; }
    55% { transform: translate(36px, 32px) rotate(2deg); opacity: 0.9; }
    66% { transform: translate(-33px, -42px) rotate(-5deg); opacity: 0.95; }
    77% { transform: translate(38px, -35px) rotate(3deg); opacity: 0.88; }
    88% { transform: translate(-32px, 40px) rotate(-3deg); opacity: 0.97; }
    100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}

@keyframes lightCircles2 {
    0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
    16% { transform: translate(-38px, 33px) rotate(-3deg); opacity: 0.85; }
    32% { transform: translate(35px, -40px) rotate(5deg); opacity: 0.92; }
    48% { transform: translate(-40px, 28px) rotate(-6deg); opacity: 0.89; }
    64% { transform: translate(33px, -38px) rotate(4deg); opacity: 1; }
    80% { transform: translate(-36px, 30px) rotate(-2deg); opacity: 0.91; }
    96% { transform: translate(38px, -35px) rotate(3deg); opacity: 0.94; }
    100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}

@keyframes pastelCircles1 {
    0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
    13% { transform: translate(30px, 42px) rotate(6deg); opacity: 0.86; }
    26% { transform: translate(-38px, -40px) rotate(-4deg); opacity: 0.94; }
    39% { transform: translate(35px, -38px) rotate(8deg); opacity: 0.88; }
    52% { transform: translate(-32px, 40px) rotate(-6deg); opacity: 1; }
    65% { transform: translate(38px, 35px) rotate(5deg); opacity: 0.91; }
    78% { transform: translate(-36px, -42px) rotate(-7deg); opacity: 0.97; }
    91% { transform: translate(33px, 30px) rotate(4deg); opacity: 0.89; }
    100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}

@keyframes pastelCircles2 {
    0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
    17% { transform: translate(-40px, 38px) rotate(-5deg); opacity: 0.87; }
    34% { transform: translate(36px, -42px) rotate(7deg); opacity: 0.94; }
    51% { transform: translate(-38px, 32px) rotate(-8deg); opacity: 0.9; }
    68% { transform: translate(35px, -40px) rotate(6deg); opacity: 1; }
    85% { transform: translate(-33px, 35px) rotate(-4deg); opacity: 0.92; }
    100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}

@keyframes blackCircles1 {
    0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
    10% { transform: translate(28px, 40px) rotate(4deg); opacity: 0.83; }
    20% { transform: translate(-35px, -38px) rotate(-3deg); opacity: 0.93; }
    30% { transform: translate(32px, -40px) rotate(6deg); opacity: 0.87; }
    40% { transform: translate(-38px, 35px) rotate(-5deg); opacity: 1; }
    50% { transform: translate(33px, 38px) rotate(3deg); opacity: 0.9; }
    60% { transform: translate(-36px, -42px) rotate(-6deg); opacity: 0.96; }
    70% { transform: translate(40px, -35px) rotate(4deg); opacity: 0.88; }
    80% { transform: translate(-32px, 40px) rotate(-4deg); opacity: 0.98; }
    90% { transform: translate(38px, 30px) rotate(2deg); opacity: 0.91; }
    100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}

@keyframes blackCircles2 {
    0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
    12% { transform: translate(-40px, 38px) rotate(-4deg); opacity: 0.84; }
    24% { transform: translate(35px, -42px) rotate(5deg); opacity: 0.91; }
    36% { transform: translate(-38px, 32px) rotate(-7deg); opacity: 0.87; }
    48% { transform: translate(33px, -40px) rotate(4deg); opacity: 1; }
    60% { transform: translate(-36px, 35px) rotate(-3deg); opacity: 0.9; }
    72% { transform: translate(38px, -38px) rotate(6deg); opacity: 0.95; }
    84% { transform: translate(-33px, 30px) rotate(-5deg); opacity: 0.93; }
    96% { transform: translate(36px, -35px) rotate(3deg); opacity: 0.97; }
    100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}

.app-container {
    width: 100vw;
    height: 100vh;
    min-height: 100vh;
    max-width: 100%;
    padding: 2rem;
    padding-bottom: 6rem; /* Fixed space for scroll indicator */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: clamp(1rem, 3vh, 2rem); /* Dynamic gap based on viewport height */
    position: relative;
    z-index: 10;
    box-sizing: border-box;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    z-index: 200;
    opacity: 0;
    animation: fadeInScroll 1s ease-in-out forwards;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.scroll-indicator:hover {
    opacity: 1 !important;
}

.scroll-arrow {
    width: 40px;
    height: 40px;
    border: 2px solid var(--text-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: bounceArrow 2s ease-in-out infinite;
    transition: all 0.3s ease;
}

.scroll-indicator:hover .scroll-arrow {
    border-color: var(--accent-color);
    transform: scale(1.1);
}

.scroll-arrow i {
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

.scroll-indicator:hover .scroll-arrow i {
    color: var(--accent-color);
}

.scroll-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.scroll-indicator:hover .scroll-text {
    color: var(--accent-color);
}

/* Animations for Scroll Indicator */
@keyframes fadeInScroll {
    0% {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    100% {
        opacity: 0.7;
        transform: translateX(-50%) translateY(0);
    }
}

@keyframes bounceArrow {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(10px);
    }
}

/* Hide scroll indicator when scrolled */
.scroll-indicator.hidden {
    opacity: 0 !important;
    pointer-events: none;
}

/* Mobile adjustments for scroll indicator */
@media (max-width: 480px) {
    .scroll-indicator {
        bottom: 1rem;
    }
}

/* Small height screens - scroll indicator adjustments */
@media (max-height: 700px) {
    .scroll-indicator {
        bottom: 1rem;
    }
    
    .scroll-arrow {
        width: 35px;
        height: 35px;
    }
    
    .scroll-text {
        font-size: 0.75rem;
    }
}

/* Small width AND height - combined adjustments */
@media (max-width: 480px) and (max-height: 700px) {
    .app-container {
        padding: 0.75rem;
        padding-bottom: 4.5rem;
        gap: 0.75rem;
    }
    
    .timer-section {
        gap: 1rem;
    }
    
    .timer-display-large {
        font-size: 5rem;
    }
    
    .controls {
        gap: 0.75rem;
    }
    
    .control-btn {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    header {
        gap: 0.75rem;
    }
    
    .scroll-indicator {
        bottom: 0.75rem;
    }
}

/* Header */
header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(0.75rem, 2vh, 1.5rem); /* Dynamic gap based on viewport height */
    position: relative;
    z-index: 10000;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
}

/* Navigation Wrapper - Tab buttons and settings */
.nav-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    position: relative;
    z-index: 10001;
}

.mode-selector {
    background: var(--card-bg);
    padding: 0.5rem;
    border-radius: 2rem;
    display: flex;
    gap: 0.5rem;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 10002;
}

.mode-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 0.6rem 1.4rem;
    border-radius: 1.5rem;
    cursor: pointer !important;
    font-family: var(--font-family);
    font-weight: 500;
    transition: all 0.3s ease;
    white-space: nowrap;
    font-size: 0.9rem;
    min-height: 2.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    -webkit-tap-highlight-color: transparent;
    user-select: none !important;
    /* Ensure full clickable area */
    flex: 0 1 auto;
    min-width: fit-content;
    /* Improve clickability - tüm alan tıklanabilir */
    pointer-events: auto;
    z-index: 1;
    /* Ensure text is clickable */
    line-height: 1.2;
    /* Tüm içeriği tıklanabilir yap */
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
}

.mode-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 1.5rem;
    z-index: -1;
    pointer-events: none;
}

.mode-btn:hover {
    background: rgba(255, 255, 255, 0.05);
}

.mode-btn:active {
    transform: scale(0.98);
}

.mode-btn.active {
    /* Temaya göre renk değişir */
    background: var(--accent-color);
    color: white;
}

.mode-btn.active:hover {
    /* Temaya göre hover rengi değişir */
    background: var(--accent-hover);
}

/* Moda göre buton renkleri - temaya göre değişir */
.mode-btn.active[data-mode="pomodoro"] {
    background: var(--accent-color);
}

.mode-btn.active[data-mode="pomodoro"]:hover {
    background: var(--accent-hover);
}

.mode-btn.active[data-mode="shortBreak"] {
    background: var(--short-break-color);
}

.mode-btn.active[data-mode="shortBreak"]:hover {
    filter: brightness(0.9);
}

.mode-btn.active[data-mode="longBreak"] {
    background: var(--long-break-color);
}

.mode-btn.active[data-mode="longBreak"]:hover {
    filter: brightness(0.9);
}

/* Ensure button text is fully clickable - tüm child elementler butonun tıklamasını engellemesin */
.mode-btn *,
.mode-btn::after {
    pointer-events: none !important;
    user-select: none !important;
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
    cursor: pointer !important;
}

/* Tüm buton içeriği için cursor pointer */
.mode-btn,
.mode-btn *,
.mode-btn::before,
.mode-btn::after {
    cursor: pointer !important;
}

/* Black tema için özel buton stilleri */
[data-theme="black"] .mode-selector {
    background: rgba(10, 10, 10, 0.95); /* Daha koyu arka plan */
    border: 1px solid rgba(255, 255, 255, 0.2); /* Daha görünür border */
}

[data-theme="black"] .mode-btn {
    background: rgba(20, 20, 20, 0.8); /* Koyu gri arka plan */
    color: #d0d0d0; /* Daha açık text rengi */
    cursor: pointer !important;
    user-select: none !important;
}

[data-theme="black"] .mode-btn * {
    cursor: pointer !important;
    user-select: none !important;
}

[data-theme="black"] .mode-btn:hover {
    background: rgba(30, 30, 30, 0.9); /* Hover için daha açık */
    color: #ffffff; /* Hover'da beyaz text */
}

/* Black tema için buton renkleri - temaya göre değişir */
[data-theme="black"] .mode-btn.active[data-mode="pomodoro"] {
    background: var(--accent-color);
    color: #000000; /* Siyah text */
}

[data-theme="black"] .mode-btn.active[data-mode="pomodoro"]:hover {
    background: var(--accent-hover);
}

[data-theme="black"] .mode-btn.active[data-mode="shortBreak"] {
    background: var(--short-break-color);
    color: #000000; /* Siyah text */
}

[data-theme="black"] .mode-btn.active[data-mode="shortBreak"]:hover {
    filter: brightness(0.9);
}

[data-theme="black"] .mode-btn.active[data-mode="longBreak"] {
    background: var(--long-break-color);
    color: #000000; /* Siyah text */
}

[data-theme="black"] .mode-btn.active[data-mode="longBreak"]:hover {
    filter: brightness(0.9);
}

/* Timer Section */
.timer-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(1rem, 4vh, 3rem); /* Dynamic gap based on viewport height */
}

.timer-display-large {
    font-size: clamp(4rem, 20vw, 25vw); /* Responsive font size */
    font-weight: 700;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
    line-height: 1;
    text-align: center;
    z-index: 5;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 0.5rem;
}

.digit-group {
    display: flex;
    align-items: flex-start;
}

.digit-container {
    position: relative;
    display: inline-block;
    overflow: hidden;
    height: 1em; /* Matches font-size */
    width: 0.6em; /* Adjust based on font width */
    text-align: center;
}

.separator-wrapper {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    height: 1em;
    line-height: 1;
}

.separator {
    font-size: inherit;
    font-weight: inherit;
    color: var(--text-primary);
    line-height: 1;
    display: inline-block;
    margin: 0 0.1rem;
    transition: color 0.3s ease;
    position: relative;
    top: -0.12em; /* Yukarı doğru kaydırma - rakamların üst kısmına hizalama */
    vertical-align: top;
}

.digit {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    will-change: transform, filter, opacity;
}

/* Animation Classes */
.slide-out-up {
    animation: slideOutUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.slide-in-up {
    animation: slideInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes slideOutUp {
    0% {
        transform: translate(-50%, 0);
        filter: blur(0);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -100%);
        filter: blur(5px);
        opacity: 0;
    }
}

@keyframes slideInUp {
    0% {
        transform: translate(-50%, 100%);
        filter: blur(5px);
        opacity: 0;
    }
    100% {
        transform: translate(-50%, 0);
        filter: blur(0);
        opacity: 1;
    }
}

.progress-fill {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: var(--progress-color, var(--accent-color));
    opacity: 0.2; /* Daha görünür yapıldı */
    z-index: 1;
    pointer-events: none;
    transition: width 1s linear, background-color 0.3s ease, opacity 0.3s ease;
    /* Canlı kırmızı için glow efekti */
    box-shadow: 0 0 20px rgba(255, 51, 51, 0.3);
}

/* Disabled state for progress fill */
.progress-fill.disabled {
    display: none !important;
}

/* Fire Dark teması için özel progress bar efekti */
[data-theme="fire-dark"] .progress-fill {
    opacity: 0.25; /* Fire Dark için daha görünür */
    box-shadow: 0 0 30px rgba(255, 51, 51, 0.4), 
                0 0 60px rgba(255, 51, 51, 0.2);
}

/* Black teması için özel progress bar efekti */
[data-theme="black"] .progress-fill {
    opacity: 0.3; /* Daha görünür ama koyu */
    box-shadow: none; /* Glow efekti yok */
}

.controls {
    display: flex;
    gap: 1rem;
    position: relative;
    z-index: 20;
}

.control-btn {
    border: none;
    border-radius: 1rem;
    padding: 1rem 2rem;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.1s ease;
    font-family: var(--font-family);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.control-btn:active {
    transform: scale(0.95);
}

.control-btn.primary {
    background: var(--text-primary);
    color: var(--bg-color);
    min-width: 140px;
    justify-content: center;
}

.control-btn.secondary {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}




/* Settings Button */
.icon-btn {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0.75rem;
    border-radius: 50%;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    position: relative;
    overflow: hidden;
}

.icon-btn i {
    position: relative;
    z-index: 1;
}

.icon-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.5s ease;
}

.icon-btn:hover::before {
    left: 100%;
}

.icon-btn:hover {
    color: var(--text-primary);
    background: linear-gradient(
        135deg,
        var(--accent-color),
        var(--accent-hover),
        var(--accent-color)
    );
    background-size: 200% 200%;
    animation: gradientShift 2s ease infinite;
    border-color: var(--accent-color);
    transform: scale(1.05);
}

.icon-btn.play-btn:hover {
    transform: scale(1.1);
    background: linear-gradient(
        135deg,
        var(--accent-color),
        var(--accent-hover),
        var(--accent-color)
    );
    background-size: 200% 200%;
    animation: gradientShift 2s ease infinite;
    color: white;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}



/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 1000;
}

.toast {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    padding: 1rem 1.5rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transform: translateX(100%);
    animation: slideIn 0.3s forwards;
    min-width: 300px;
}

.toast.closing {
    animation: slideOut 0.3s forwards;
}

.toast-icon {
    font-size: 1.5rem;
}

.toast.success .toast-icon { color: var(--success-color); }
.toast.info .toast-icon { color: var(--accent-color); }

.toast-content h4 {
    font-size: 1rem;
    margin-bottom: 0.2rem;
}

.toast-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Player Modal */
.player-modal-content {
    width: fit-content;
    min-width: calc(3 * 180px + 2 * 1.5rem + 2 * 2rem);
    max-width: 95%;
    max-height: 70vh;
    display: flex;
    flex-direction: column;
}

@media (max-width: 1024px) {
    .player-modal-content {
        min-width: calc(2 * 180px + 1 * 1.5rem + 2 * 2rem);
    }
}

@media (max-width: 600px) {
    .player-modal-content {
        min-width: calc(2 * 150px + 1 * 1rem + 2 * 1rem);
    }
}

@media (max-width: 380px) {
    .player-modal-content {
        min-width: calc(1 * 200px + 2 * 1rem);
    }
}

.player-modal-content .modal-header {
    flex-shrink: 0;
}

.player-modal-body {
    padding: 2rem;
    overflow-y: auto;
    flex: 1;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

.player-modal-body::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

.sounds-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(180px, 1fr));
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .sounds-list {
        grid-template-columns: repeat(2, minmax(180px, 1fr));
    }
}

.sound-item {
    background: var(--card-bg);
    border: 2px solid var(--glass-border);
    border-radius: 1rem;
    padding: 1.5rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    text-align: center;
    cursor: pointer;
    user-select: none;
}

.sound-item:hover {
    border-color: var(--accent-color);
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.sound-item.active {
    border-color: var(--accent-color);
    background: color-mix(in srgb, var(--accent-color) 10%, transparent);
    box-shadow: 0 2px 8px color-mix(in srgb, var(--accent-color) 15%, transparent);
}

.sound-item > i {
    font-size: 2rem;
    color: var(--accent-color);
    transition: all 0.3s ease;
}

.sound-item.active > i {
    color: var(--accent-color);
    transform: scale(1.1);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.sound-item > span {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.sound-item.active > span {
    color: var(--accent-color);
}

.sound-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-top: 0.75rem;
}

.sound-volume-slider {
    width: 100%;
    max-width: 140px;
}

.sound-volume-slider {
    height: 4px;
    background: var(--glass-border);
    border-radius: 2px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.sound-volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: var(--accent-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.sound-volume-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: var(--accent-hover);
}

.sound-volume-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: var(--accent-color);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.sound-volume-slider::-moz-range-thumb:hover {
    transform: scale(1.2);
    background: var(--accent-hover);
}

/* Mobile Responsive for Player Modal */
@media (max-width: 768px) {
    .player-modal-body {
        padding: 1.5rem;
    }
    
    .sounds-list {
        gap: 1rem;
    }
    
    .sound-item {
        padding: 1.25rem 1rem;
    }
}

@media (max-width: 600px) {
    .player-modal-content {
        width: 95%;
        max-width: none;
        max-height: 80vh;
    }
    
    .player-modal-body {
        padding: 1rem;
    }
    
    .sounds-list {
        grid-template-columns: repeat(2, minmax(140px, 1fr));
        gap: 0.75rem;
    }
    
    .sound-item {
        padding: 1rem 0.75rem;
    }
    
    .sound-item > i {
        font-size: 1.5rem;
    }
    
    .sound-item > span {
        font-size: 0.85rem;
    }
    
    .sound-volume-slider {
        max-width: 120px;
    }
}

@media (max-width: 380px) {
    .player-modal-content {
        width: 98%;
        min-width: calc(1 * 200px + 2 * 0.75rem);
    }
    
    .sounds-list {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .sound-item {
        padding: 1rem;
    }
    
    .sound-volume-slider {
        max-width: 100%;
    }
}

/* Settings Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-content {
    background: var(--modal-bg, #1e293b);
    width: 90%;
    max-width: 500px;
    border-radius: 1.5rem;
    border: 1px solid var(--glass-border);
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: border-color 0.3s ease;
}

.modal-header h2 {
    color: var(--text-primary);
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.modal-header h2 i {
    font-size: 0.9em;
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    transition: color 0.2s;
}

.close-btn:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

.setting-group {
    margin-bottom: 2rem;
}

.setting-group h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    margin-top: 0;
    transition: color 0.3s ease;
}

.setting-group:nth-of-type(2) h3 {
    margin-top: 1.5rem;
}

.inputs-row {
    display: flex;
    gap: 1rem;
}

.input-wrapper {
    flex: 1;
}

.input-wrapper label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

/* Number Input Wrapper */
.number-input-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--input-bg, rgba(0, 0, 0, 0.2));
    border: 1px solid var(--input-border, var(--glass-border));
    border-radius: 0.8rem;
    padding: 0.25rem;
    transition: border-color 0.3s ease;
}

.number-input-wrapper:focus-within {
    border-color: var(--accent-color);
}

.input-wrapper input {
    width: 100%;
    background: transparent;
    border: none;
    padding: 0.8rem 0.5rem;
    border-radius: 0.6rem;
    color: var(--input-text, var(--text-primary));
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    transition: color 0.3s ease;
    -moz-appearance: textfield; /* Firefox */
    appearance: textfield; /* Standard */
}

.input-wrapper input::-webkit-outer-spin-button,
.input-wrapper input::-webkit-inner-spin-button {
    -webkit-appearance: none; /* Chrome, Safari, Edge */
    appearance: none; /* Standard */
    margin: 0;
}

.input-wrapper input:focus {
    outline: none;
}

/* Number Input Buttons */
.number-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
    padding: 0;
}

.number-btn i {
    font-size: 0.85rem;
    transition: transform 0.2s ease;
}

.number-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent-color);
}

.number-btn:hover i {
    transform: scale(1.1);
}

.number-btn:active {
    transform: scale(0.95);
    background: rgba(255, 255, 255, 0.15);
}

.number-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.number-btn:disabled:hover {
    background: transparent;
    color: var(--text-secondary);
}

.number-btn:disabled:hover i {
    transform: none;
}

.toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.setting-group:last-of-type .toggle-row:first-of-type {
    margin-top: 1.5rem;
}

.toggle-row h3 {
    margin-bottom: 0;
    text-transform: none;
    letter-spacing: 0;
    font-size: 1rem;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.setting-description {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    margin-bottom: 0;
    transition: color 0.3s ease;
}

.switch input:disabled + .slider {
    opacity: 0.5;
    cursor: not-allowed;
}

.switch input:disabled + .slider:before {
    cursor: not-allowed;
}

/* Switch Toggle */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.1);
    transition: .4s;
}

/* Light themes - more visible toggle slider */
[data-theme="light"] .slider,
[data-theme="fire-light"] .slider,
[data-theme="fresh-light"] .slider,
[data-theme="pastel-light"] .slider {
    background-color: rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 4px;
    top: 50%;
    transform: translateY(-50%);
    background-color: white;
    transition: .4s;
}

input:checked + .slider {
    background-color: #ef4444; /* Fire Light accent color */
}

input:checked + .slider:before {
    transform: translateX(24px) translateY(-50%);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

/* Theme Selector */
.theme-selector {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-top: 1rem;
}

.theme-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 0.5rem;
    background: var(--card-bg);
    border: 2px solid var(--glass-border);
    border-radius: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-family);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
}

.theme-btn:hover {
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.theme-btn.active {
    border-color: var(--accent-color);
    background: rgba(139, 92, 246, 0.1);
    color: var(--text-primary);
}

.theme-preview {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s ease;
}

.theme-btn:hover .theme-preview {
    transform: scale(1.1);
}

.theme-preview.fire-dark {
    background: linear-gradient(135deg, #ef4444 0%, #f97316 100%);
}

.theme-preview.fire-light {
    background: linear-gradient(135deg, #fca5a5 0%, #fdba74 100%);
}

.theme-preview.fresh-light {
    background: linear-gradient(135deg, #86efac 0%, #6ee7b7 100%);
}

.theme-preview.fresh {
    background: linear-gradient(135deg, #22c55e 0%, #10b981 100%);
}

.theme-preview.dark {
    background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
}

.theme-preview.light {
    background: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
}

.theme-preview.pastel {
    background: linear-gradient(135deg, #1a0a14 0%, #ec4899 50%, #a78bfa 100%);
}

.theme-preview.pastel-light {
    background: linear-gradient(135deg, #fef2f8 0%, #ec4899 50%, #f472b6 100%);
}

.theme-preview.black {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 50%, #333333 100%);
}

/* Animations */
@keyframes slideIn {
    to { transform: translateX(0); }
}

@keyframes slideOut {
    to { transform: translateX(120%); opacity: 0; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--card-bg);
    border-top: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    z-index: 1500;
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
}

.cookie-banner:not(.hidden) {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cookie-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.cookie-header i {
    font-size: 1.5rem;
    color: var(--accent-color);
}

.cookie-header h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin: 0;
    transition: color 0.3s ease;
}

.cookie-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
    transition: color 0.3s ease;
}

.cookie-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.cookie-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.75rem;
    font-family: var(--font-family);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.cookie-btn.accept-btn {
    background: var(--accent-color);
    color: white;
}

.cookie-btn.accept-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.4);
}

/* Theme-specific cookie button colors */
[data-theme="black"] .cookie-btn.accept-btn {
    background: #ffffff;
    color: #000000;
}

[data-theme="black"] .cookie-btn.accept-btn:hover {
    background: #e0e0e0;
}

[data-theme="fresh-light"] .cookie-btn.accept-btn {
    color: #0a2a0a;
}

.cookie-btn.reject-btn {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.cookie-btn.reject-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-secondary);
}

.cookie-btn.customize-btn {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
}

.cookie-btn.customize-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent-color);
}

.cookie-option {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.cookie-option:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.cookie-option-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    margin-bottom: 0;
    transition: color 0.3s ease;
}

.cookie-modal-actions {
    margin-top: 2rem;
    display: flex;
    justify-content: flex-end;
}

.cookie-modal-actions .cookie-btn {
    min-width: 150px;
}

/* Blog Section Styles */
.blog-section {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.blog-section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.blog-section-subtitle {
    font-size: 1.1rem;
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 4rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.blog-article {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 2.5rem;
    margin-bottom: 3rem;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-article:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.blog-article h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.blog-article h3 {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 2rem 0 1rem 0;
    line-height: 1.4;
}

.blog-article h4 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 1.5rem 0 0.75rem 0;
    line-height: 1.4;
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.blog-meta-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.blog-meta-item i {
    color: var(--accent-color);
}

.blog-tag {
    background: var(--accent-color);
    color: var(--blog-tag-text, white);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Theme-specific blog tag colors */
[data-theme="black"] .blog-tag {
    background: #ffffff;
    color: #000000;
}

[data-theme="light"] .blog-tag {
    background: var(--accent-color);
    color: white;
}

[data-theme="pastel"] .blog-tag {
    background: var(--accent-color);
    color: white;
}

[data-theme="pastel-light"] .blog-tag {
    background: var(--accent-color);
    color: white;
}

[data-theme="fire-light"] .blog-tag {
    background: var(--accent-color);
    color: white;
}

[data-theme="fresh-light"] .blog-tag {
    background: var(--accent-color);
    color: #0a2a0a;
}

.blog-article p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.blog-article ul,
.blog-article ol {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin: 1rem 0 1.5rem 1.5rem;
}

.blog-article li {
    margin-bottom: 0.5rem;
}

.blog-article strong {
    color: var(--text-primary);
    font-weight: 600;
}

.blog-article blockquote {
    border-left: 4px solid var(--accent-color);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 0 0.75rem 0.75rem 0;
    font-style: italic;
    color: var(--text-secondary);
}

/* Light themes blockquote */
[data-theme="light"] .blog-article blockquote,
[data-theme="fire-light"] .blog-article blockquote,
[data-theme="fresh-light"] .blog-article blockquote,
[data-theme="pastel-light"] .blog-article blockquote {
    background: rgba(0, 0, 0, 0.05);
}

.blog-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
    margin: 3rem 0;
}

/* Google AdSense Placeholder */
.adsense-container {
    width: 100%;
    margin: 3rem 0;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.05) 100%);
    border: 2px dashed var(--glass-border);
    border-radius: 1rem;
    text-align: center;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: background 0.3s ease;
}

.adsense-container:hover {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.15) 0%, rgba(0, 0, 0, 0.08) 100%);
}

/* Light themes adsense container */
[data-theme="light"] .adsense-container,
[data-theme="fire-light"] .adsense-container,
[data-theme="fresh-light"] .adsense-container,
[data-theme="pastel-light"] .adsense-container {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.03) 0%, rgba(0, 0, 0, 0.01) 100%);
}

.adsense-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.adsense-icon {
    font-size: 3rem;
    color: var(--text-secondary);
    opacity: 0.4;
    margin-bottom: 0.5rem;
}

.adsense-size {
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.6;
}

/* Article Tip Box */
.tip-box {
    background: linear-gradient(135deg, rgba(var(--accent-color), 0.1) 0%, transparent 100%);
    border-left: 4px solid var(--accent-color);
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 0.75rem 0.75rem 0;
}

.tip-box-title {
    font-weight: 700;
    color: var(--accent-color);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tip-box p {
    margin: 0;
    color: var(--text-secondary);
}

/* Science Box */
.science-box {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, transparent 100%);
    border: 1px solid rgba(59, 130, 246, 0.3);
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 1rem;
}

.science-box-title {
    font-weight: 700;
    color: #3b82f6;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.science-box p {
    margin: 0;
    font-size: 0.95rem;
}


/* Contact Section Styles */
.contact-section {
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.contact-container {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 3rem;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-container:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.contact-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.contact-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(139, 92, 246, 0.3);
    animation: contactIconPulse 3s ease-in-out infinite;
}

.contact-icon i {
    font-size: 2rem;
    color: white;
}

/* Black tema için özel contact icon */
[data-theme="black"] .contact-icon {
    background: linear-gradient(135deg, #ffffff 0%, #e0e0e0 100%);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15);
}

[data-theme="black"] .contact-icon i {
    color: #000000;
}

@keyframes contactIconPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 8px 24px rgba(139, 92, 246, 0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 12px 32px rgba(139, 92, 246, 0.4);
    }
}

.contact-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.contact-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 500px;
    margin: 0 auto;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.form-group label i {
    color: var(--accent-color);
    font-size: 0.85rem;
}

.form-group input,
.form-group textarea {
    background: var(--input-bg, rgba(0, 0, 0, 0.2));
    border: 2px solid var(--input-border, var(--glass-border));
    border-radius: 0.75rem;
    padding: 1rem 1.25rem;
    font-family: var(--font-family);
    font-size: 1rem;
    color: var(--input-text, var(--text-primary));
    transition: all 0.3s ease;
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.15);
}

/* Black tema için özel focus rengi */
[data-theme="black"] .form-group input:focus,
[data-theme="black"] .form-group textarea:focus {
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
}

.form-group textarea {
    min-height: 150px;
    max-height: 400px;
}

.char-counter {
    display: flex;
    justify-content: flex-end;
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.char-counter.warning {
    color: #f59e0b;
}

.char-counter.limit {
    color: var(--danger-color);
}

.contact-submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    color: white;
    border: none;
    border-radius: 0.75rem;
    padding: 1.1rem 2rem;
    font-family: var(--font-family);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.contact-submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.contact-submit-btn:hover::before {
    left: 100%;
}

.contact-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(139, 92, 246, 0.4);
}

.contact-submit-btn:active {
    transform: translateY(0);
}

/* Black tema için özel submit butonu */
[data-theme="black"] .contact-submit-btn {
    background: linear-gradient(135deg, #ffffff 0%, #e0e0e0 100%);
    color: #000000;
}

[data-theme="black"] .contact-submit-btn:hover {
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.2);
}

/* Fresh Light tema için submit butonu */
[data-theme="fresh-light"] .contact-submit-btn {
    color: #0a2a0a;
}

.contact-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-align: center;
    margin-top: 0.5rem;
}

.contact-note i {
    color: var(--accent-color);
}

/* Mobile Responsive */
@media (max-width: 480px) {
    .app-container {
        padding: 1rem;
        padding-bottom: 5rem; /* Space for scroll indicator */
    }

    .mode-btn {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
        min-height: 2rem;
    }

    .theme-selector {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.5rem;
    }

    .theme-btn {
        padding: 0.5rem 0.25rem;
        font-size: 0.7rem;
    }
    
    .theme-btn span:last-child {
        font-size: 0.65rem;
    }

    .theme-preview {
        width: 28px;
        height: 28px;
    }

    .cookie-banner {
        padding: 1rem;
    }

    .cookie-content {
        gap: 0.75rem;
    }

    .cookie-header h3 {
        font-size: 1rem;
    }

    .cookie-description {
        font-size: 0.85rem;
    }

    .cookie-actions {
        flex-direction: column;
    }

    .cookie-btn {
        width: 100%;
        justify-content: center;
    }

    /* Blog Mobile Styles */
    .blog-section {
        padding: 2rem 1rem;
    }

    .blog-section-title {
        font-size: 1.75rem;
    }

    .blog-section-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .blog-article {
        padding: 1.5rem;
        margin-bottom: 2rem;
    }

    .blog-article h2 {
        font-size: 1.35rem;
    }

    .blog-article h3 {
        font-size: 1.15rem;
    }

    .blog-article p,
    .blog-article ul,
    .blog-article ol {
        font-size: 0.95rem;
    }

    .blog-meta {
        font-size: 0.8rem;
    }

    .adsense-container {
        min-height: 250px;
        padding: 1.5rem;
        margin: 2rem 0;
    }
}

@media (max-width: 768px) {
    .blog-section {
        padding: 3rem 1.5rem;
    }
    
    /* Contact Mobile Styles */
    .contact-section {
        padding: 3rem 1.5rem;
    }
    
    .contact-container {
        padding: 2rem;
    }
    
    .contact-icon {
        width: 70px;
        height: 70px;
    }
    
    .contact-icon i {
        font-size: 1.75rem;
    }
    
    .contact-title {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    /* Contact Small Mobile Styles */
    .contact-section {
        padding: 2rem 1rem;
    }
    
    .contact-container {
        padding: 1.5rem;
        border-radius: 1rem;
    }
    
    .contact-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 1rem;
    }
    
    .contact-icon i {
        font-size: 1.5rem;
    }
    
    .contact-title {
        font-size: 1.5rem;
    }
    
    .contact-subtitle {
        font-size: 0.9rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 0.875rem 1rem;
        font-size: 0.95rem;
    }
    
    .contact-submit-btn {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
}