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

:root {
    --bg-gradient-start: #F8FAFF;
    --bg-gradient-end: #F0F4FA;
    --text-primary: #1A2C3E;
    --text-secondary: #5B6E8C;
    --card-bg: rgba(255, 255, 255, 0.2);
    --card-bg-glass: rgba(255, 255, 255, 0.15);
    --card-border: rgba(255, 255, 255, 0.3);
    --accent-blue: #4e6fd8;
    --accent-light: #2563EB;
    --badge-bg: rgba(37, 99, 235, 0.15);
    --badge-border: rgba(37, 99, 235, 0.3);
    --badge-text: #2563EB;
    --progress-track: rgba(239, 243, 252, 0.6);
    --progress-fill: linear-gradient(105deg, rgba(59, 130, 246, 0.8) 0%, rgba(58, 123, 213, 0.8) 20%, rgba(96, 165, 250, 0.8) 80%, rgba(59, 130, 246, 0.8) 100%);
    --label-bg: rgba(20, 30, 55, 0.3);
    --secondary-text: #5B6E8C;
    --companion-item-bg: rgba(249, 251, 254, 0.3);
    --companion-item-border: rgba(0, 0, 0, 0.05);
    --trend-card-bg: rgba(249, 251, 254, 0.3);
    --trend-border: rgba(59, 130, 246, 0.2);
    --canvas-bg: rgba(255, 255, 255, 0.4);
    --canvas-grid: rgba(233, 239, 244, 0.5);
    --canvas-text: #6B7C93;
    --canvas-line: #3B82F6;
    --canvas-line-home: #F97316;
    --canvas-point: #1E40AF;
    --canvas-point-home: #EA580C;
    --health-tip-bg: rgba(255, 245, 232, 0.4);
    --health-tip-border: #F97316;
    --health-tip-color: #B45309;
    --saying-bg: linear-gradient(105deg, rgba(240, 247, 255, 0.5) 0%, rgba(249, 252, 255, 0.5) 100%);
    --saying-border-left: #3B82F6;
    --shadow-sm: 0 12px 28px -12px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 16px 32px -14px rgba(0, 0, 0, 0.15);
    --btn-hover: rgba(59, 130, 246, 0.3);
    --legend-school-dot: #3B82F6;
    --legend-home-dot: #F97316;
    --card-accent-school: #3B82F6;
    --card-accent-home: #F97316;
    --border-radius-xs: 8px;
    --border-radius-sm: 12px;
    --border-radius-md: 16px;
    --border-radius-lg: 20px;
    --border-radius-xl: 24px;
    --border-radius-xxl: 28px;
    --border-radius-xxxl: 32px;
    --border-radius-full: 50px;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.9rem;
    --font-size-lg: 0.95rem;
    --font-size-xl: 1rem;
    --font-size-2xl: 1.2rem;
    --font-size-3xl: 1.4rem;
    --font-size-4xl: 1.8rem;
    --font-size-5xl: 2.2rem;
    --font-size-hero: 3rem;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1rem;
    --spacing-xl: 1.25rem;
    --spacing-2xl: 1.5rem;
    --spacing-3xl: 1.8rem;
    --spacing-4xl: 2rem;
    --spacing-5xl: 2.5rem;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
    --transition-slow: 0.3s ease;
    --transition-bounce: 0.3s cubic-bezier(0.2, 0.95, 0.4, 1.05);
    --glass-blur: 10px;
    --saturation-factor: 150%;
    --brightness-factor: 120%;
}

body.dark {
    --bg-gradient-start: #0B1120;
    --bg-gradient-end: #111827;
    --text-primary: #F1F5F9;
    --text-secondary: #9CA3AF;
    --card-bg: rgba(18, 25, 40, 0.25);
    --card-bg-glass: rgba(15, 23, 42, 0.2);
    --card-border: rgba(51, 65, 85, 0.4);
    --accent-blue: #60A5FA;
    --accent-light: #3B82F6;
    --badge-bg: rgba(59, 130, 246, 0.3);
    --badge-border: rgba(59, 130, 246, 0.5);
    --badge-text: #93C5FD;
    --progress-track: rgba(30, 41, 59, 0.6);
    --progress-fill: linear-gradient(105deg, rgba(37, 99, 235, 0.8) 0%, rgba(59, 130, 246, 0.8) 30%, rgba(96, 165, 250, 0.8) 80%);
    --label-bg: rgba(0, 0, 0, 0.4);
    --companion-item-bg: rgba(30, 41, 59, 0.4);
    --companion-item-border: rgba(255, 255, 255, 0.1);
    --trend-card-bg: rgba(15, 23, 42, 0.3);
    --trend-border: rgba(59, 130, 246, 0.35);
    --canvas-bg: rgba(15, 23, 42, 0.4);
    --canvas-grid: rgba(51, 65, 85, 0.5);
    --canvas-text: #94A3B8;
    --canvas-line: #60A5FA;
    --canvas-line-home: #FB923C;
    --canvas-point: #93C5FD;
    --canvas-point-home: #FDBA74;
    --health-tip-bg: rgba(45, 31, 13, 0.4);
    --health-tip-border: #F97316;
    --health-tip-color: #FDE68A;
    --saying-bg: linear-gradient(105deg, rgba(17, 24, 39, 0.5) 0%, rgba(30, 41, 59, 0.5) 100%);
    --saying-border-left: #60A5FA;
    --shadow-sm: 0 12px 28px -12px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 16px 32px -14px rgba(0, 0, 0, 0.6);
    --btn-hover: rgba(59, 130, 246, 0.5);
    --legend-school-dot: #60A5FA;
    --legend-home-dot: #FB923C;
    --card-accent-school: #60A5FA;
    --card-accent-home: #FB923C;
}

/* 液态玻璃效果 */
body {
    background: linear-gradient(145deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    background-size: 400% 400%;
    background-position: center;
    font-family: system-ui, -apple-system, 'Inter', 'Segoe UI', 'Roboto', sans-serif;
    color: var(--text-primary);
    padding: var(--spacing-4xl) var(--spacing-3xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.4;
    transition: background var(--transition-normal), color var(--transition-normal);
    animation: gradientShift 15s ease infinite;
}

/* 壁纸背景 */
body.has-wallpaper {
    background: linear-gradient(145deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    background-size: 400% 400%;
    background-position: center;
}

body.has-wallpaper::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: var(--wallpaper-url);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -1;
    filter: brightness(0.85);
}

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

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.dashboard {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-5xl);
    animation: floatReveal var(--transition-slow) cubic-bezier(0.2, 0.9, 0.4, 1.1);
}

@keyframes floatReveal {
    0% {
        opacity: 0;
        transform: translateY(24px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-section {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    position: relative;
}

.theme-toggle,
.wallpaper-toggle,
.fullscreen-toggle,
.settings-toggle {
    position: absolute;
    top: 0;
    background: var(--card-bg-glass);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor)) brightness(var(--brightness-factor));
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor)) brightness(var(--brightness-factor));
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-full);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: var(--font-size-xl);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
    z-index: 10;
}

.theme-toggle {
    right: 0;
}

.wallpaper-toggle {
    right: 50px;
}

.fullscreen-toggle {
    right: 95px;
}

.settings-toggle {
    right: 140px;
}

.theme-toggle:hover,
.wallpaper-toggle:hover,
.fullscreen-toggle:hover,
.settings-toggle:hover {
    transform: scale(1.05);
    background: var(--btn-hover);
    color: white;
    border-color: transparent;
}

.hero-title {
    font-size: var(--font-size-hero);
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-light));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    display: inline-block;
    margin-left: auto;
    margin-right: auto;
}

.target-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--badge-bg);
    backdrop-filter: blur(8px) saturate(150%);
    -webkit-backdrop-filter: blur(8px) saturate(150%);
    padding: calc(var(--spacing-sm) + 0.15rem) var(--spacing-2xl);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--badge-text);
    border: 1px solid var(--badge-border);
    width: fit-content;
    margin: 0 auto;
}

.real-time-card {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    background: var(--card-bg-glass);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor));
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor));
    border-radius: var(--border-radius-full);
    padding: var(--spacing-sm) var(--spacing-2xl);
    width: fit-content;
    margin: var(--spacing-xs) auto 0 auto;
    border: 1px solid var(--card-border);
    box-shadow: 0 6px 14px -8px rgba(0, 0, 0, 0.05);
}

.current-time-text {
    font-family: 'Space Grotesk', 'Inter', monospace;
    font-weight: 500;
    font-size: var(--font-size-base);
    letter-spacing: 0.3px;
    color: var(--text-primary);
    white-space: nowrap;
}

.countdown-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-4xl);
    margin-top: var(--spacing-xs);
}

.time-card {
    flex: 1;
    min-width: 130px;
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor));
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor));
    border-radius: var(--border-radius-xxxl);
    padding: var(--spacing-3xl) var(--spacing-md);
    text-align: center;
    transition: transform var(--transition-bounce), background var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--card-border);
}

.time-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 40px -16px var(--accent-light);
    border-color: var(--accent-light);
}

.digit {
    font-family: 'Space Grotesk', 'Inter', monospace;
    font-size: 5.6rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--accent-light);
    line-height: 1.05;
    transition: color var(--transition-fast), text-shadow var(--transition-fast);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.unit {
    font-size: var(--font-size-base);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--secondary-text);
    margin-top: var(--spacing-lg);
}

.progress-section {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor));
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor));
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-3xl) var(--spacing-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--card-border);
}

.progress-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.progress-item {
    width: 100%;
}

.progress-track-wide {
    position: relative;
    width: 100%;
    height: 62px;
    background: var(--progress-track);
    border-radius: var(--border-radius-full);
    overflow: hidden;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: background var(--transition-normal);
}

.progress-fill-wide {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 0%;
    background: var(--progress-fill);
    background-size: 200% 100%;
    border-radius: var(--border-radius-full);
    transition: width 0.25s cubic-bezier(0.2, 0.9, 0.4, 1.2), background var(--transition-normal);
}

.progress-content {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 100%;
    padding: 0 var(--spacing-xl);
    pointer-events: none;
}

.progress-label-left {
    font-size: var(--font-size-base);
    font-weight: 600;
    background: var(--label-bg);
    backdrop-filter: blur(8px) saturate(150%);
    -webkit-backdrop-filter: blur(8px) saturate(150%);
    padding: var(--spacing-xs) var(--spacing-2xl);
    border-radius: var(--border-radius-full);
    color: white;
    transition: background var(--transition-normal);
}

.progress-percent-right {
    font-family: 'Space Grotesk', monospace;
    font-size: var(--font-size-lg);
    font-weight: 700;
    background: var(--label-bg);
    backdrop-filter: blur(8px) saturate(150%);
    -webkit-backdrop-filter: blur(8px) saturate(150%);
    padding: var(--spacing-xs) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    color: white;
}

.companion-section {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor));
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor));
    border-radius: var(--border-radius-xxl);
    padding: var(--spacing-3xl) var(--spacing-2xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--card-border);
}

.companion-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    border-bottom: 2px solid rgba(59, 130, 246, 0.3);
    padding-bottom: var(--spacing-md);
}

.companion-header h3 {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    background: linear-gradient(120deg, var(--accent-blue), var(--accent-light));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
}

.companion-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    justify-content: space-between;
    margin-bottom: var(--spacing-2xl);
}

.companion-item {
    flex: 1;
    min-width: 150px;
    background: var(--companion-item-bg);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor));
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor));
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
    transition: transform var(--transition-fast), background var(--transition-normal), border-color var(--transition-normal);
    border: 1px solid var(--companion-item-border);
}

.companion-item:hover {
    background: var(--card-bg);
    transform: translateY(-3px);
}

.stat-card-accent {
    width: 100%;
    height: 4px;
    border-radius: var(--border-radius-xs);
    margin-bottom: var(--spacing-md);
    transition: background-color var(--transition-normal);
}

.stat-card-accent.school {
    background: var(--card-accent-school);
}

.stat-card-accent.home {
    background: var(--card-accent-home);
}

.greeting-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.greeting-icon {
    font-size: var(--font-size-lg);
    font-weight: 600;
    background: var(--progress-track);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-full);
    color: var(--accent-light);
}

.greeting-text {
    font-weight: 600;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
}

.timer-badge {
    margin-top: var(--spacing-xl);
    font-family: 'Space Grotesk', monospace;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--accent-light);
}

.stat-value {
    font-family: 'Space Grotesk', monospace;
    font-weight: 700;
    font-size: var(--font-size-4xl);
    color: var(--accent-blue);
    line-height: 1.2;
}

.stat-value.school-color {
    color: var(--card-accent-school);
}

.stat-value.home-color {
    color: var(--card-accent-home);
}

.stat-label {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--secondary-text);
    margin-top: var(--spacing-xs);
}

.stat-note {
    font-size: var(--font-size-xs);
    color: var(--secondary-text);
    margin-top: var(--spacing-md);
    border-top: 1px dashed var(--progress-track);
    padding-top: var(--spacing-md);
}

.health-tip {
    background: var(--health-tip-bg);
    backdrop-filter: blur(6px) saturate(150%);
    -webkit-backdrop-filter: blur(6px) saturate(150%);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xs) var(--spacing-lg);
    margin-top: var(--spacing-xl);
    font-size: var(--font-size-sm);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--health-tip-color);
    border-left: 4px solid var(--health-tip-border);
    transition: background var(--transition-normal), color var(--transition-normal), border-left-color var(--transition-normal);
}

.saying-box {
    background: var(--saying-bg);
    backdrop-filter: blur(10px) saturate(150%);
    -webkit-backdrop-filter: blur(10px) saturate(150%);
    border-radius: var(--border-radius-xxxl);
    padding: var(--spacing-lg) var(--spacing-2xl);
    margin-top: var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.saying-text {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--text-primary);
    flex: 1;
    border-left: 3px solid var(--saying-border-left);
    padding-left: var(--spacing-xl);
    transition: color var(--transition-normal), border-left-color var(--transition-normal);
}

.refresh-saying {
    background: rgba(59, 130, 246, 0.15);
    border: none;
    border-radius: var(--border-radius-full);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--accent-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.refresh-saying:hover {
    background: var(--accent-light);
    color: white;
}

.trend-card {
    margin-top: var(--spacing-xl);
    background: var(--trend-card-bg);
    backdrop-filter: blur(8px) saturate(150%);
    -webkit-backdrop-filter: blur(8px) saturate(150%);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
    border: 1px solid var(--trend-border);
    transition: background var(--transition-normal), border var(--transition-normal);
}

.trend-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    letter-spacing: 0.3px;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    justify-content: space-between;
    flex-wrap: wrap;
}

.trend-legend {
    display: flex;
    align-items: center;
    gap: var(--spacing-3xl);
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--secondary-text);
    margin-bottom: var(--spacing-sm);
}

.legend-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: var(--spacing-xs);
    transition: background-color var(--transition-normal);
}

.legend-dot.school {
    background: var(--legend-school-dot);
}

.legend-dot.home {
    background: var(--legend-home-dot);
}

.legend-label {
    font-size: var(--font-size-xs);
    color: var(--secondary-text);
    transition: color var(--transition-normal);
}

.influence-badge {
    font-size: var(--font-size-xs);
    background: var(--badge-bg);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-full);
    font-weight: 500;
    color: var(--badge-text);
}

.chart-container {
    width: 100%;
    height: 200px;
    position: relative;
}

canvas {
    width: 100%;
    height: 100%;
    display: block;
    background: var(--canvas-bg);
    backdrop-filter: blur(6px) saturate(150%);
    -webkit-backdrop-filter: blur(6px) saturate(150%);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    transition: background var(--transition-normal);
}

.chart-note {
    font-size: var(--font-size-xs);
    color: var(--secondary-text);
    text-align: right;
    margin-top: var(--spacing-md);
}

.digit-shine {
    animation: modernGlow 0.22s ease-out;
}

@keyframes modernGlow {
    0% {
        transform: scale(1);
        text-shadow: 0 0 0 transparent;
    }

    40% {
        transform: scale(1.07);
        color: var(--accent-light);
        text-shadow: 0 0 8px rgba(59, 130, 246, 0.5);
    }

    100% {
        transform: scale(1);
        text-shadow: 0 0 0 transparent;
    }
}

.pulse-stat {
    animation: subtleNumberPop 0.3s ease-out;
}

@keyframes subtleNumberPop {
    0% {
        transform: scale(1);
        opacity: 0.7;
    }

    70% {
        transform: scale(1.05);
        opacity: 1;
    }

    100% {
        transform: scale(1);
    }
}

/* 设置面板 */
.settings-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor)) brightness(var(--brightness-factor));
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--saturation-factor)) brightness(var(--brightness-factor));
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-3xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--card-border);
    z-index: 1000;
    width: 90%;
    max-width: 500px;
    display: none;
}

.settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.settings-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
}

.close-settings {
    background: none;
    border: none;
    font-size: var(--font-size-xl);
    cursor: pointer;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.setting-group {
    margin-bottom: var(--spacing-xl);
}

.setting-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
}

.setting-input {
    width: 100%;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--card-border);
    background: var(--card-bg-glass);
    color: var(--text-primary);
    font-size: var(--font-size-base);
}

.color-picker {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.color-option {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color var(--transition-fast);
}

.color-option.active {
    border-color: var(--text-primary);
}

.settings-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-2xl);
}

.settings-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-full);
    border: none;
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.save-btn {
    background: var(--accent-light);
    color: white;
}

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

.save-btn:hover {
    background: var(--btn-hover);
}

.reset-btn:hover {
    background: var(--card-bg);
}

@media (max-width: 860px) {
    .digit {
        font-size: 4.2rem;
    }

    .time-card {
        min-width: 110px;
        padding: var(--spacing-xl) var(--spacing-xs);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .stat-value {
        font-size: var(--font-size-4xl);
    }

    .companion-item {
        min-width: 120px;
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .chart-container {
        height: 170px;
    }

    .wallpaper-toggle {
        right: 45px;
    }

    .fullscreen-toggle {
        right: 85px;
    }

    .settings-toggle {
        right: 125px;
    }
}

@media (max-width: 640px) {
    .companion-grid {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .saying-box {
        flex-direction: column;
        align-items: flex-start;
    }

    .refresh-saying {
        align-self: flex-end;
    }

    .digit {
        font-size: 3.4rem;
    }

    .theme-toggle {
        width: 38px;
        height: 38px;
        font-size: var(--font-size-xl);
        top: -10px;
        right: -5px;
    }

    .wallpaper-toggle {
        width: 38px;
        height: 38px;
        font-size: var(--font-size-xl);
        top: -10px;
        right: 35px;
    }

    .fullscreen-toggle {
        width: 38px;
        height: 38px;
        font-size: var(--font-size-xl);
        top: -10px;
        right: 75px;
    }

    .settings-toggle {
        width: 38px;
        height: 38px;
        font-size: var(--font-size-xl);
        top: -10px;
        right: 115px;
    }

    .trend-legend {
        gap: var(--spacing-md);
        font-size: var(--font-size-xs);
    }

    .chart-container {
        height: 150px;
    }

    .countdown-grid {
        gap: var(--spacing-xl);
    }

    .time-card {
        min-width: 100px;
        padding: var(--spacing-lg) var(--spacing-xs);
    }

    .progress-section {
        padding: var(--spacing-2xl) var(--spacing-xl);
    }

    .companion-section {
        padding: var(--spacing-2xl) var(--spacing-2xl);
    }

    .hero-title {
        font-size: var(--font-size-5xl);
    }

    .target-badge {
        font-size: var(--font-size-sm);
        padding: var(--spacing-xs) var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .dashboard {
        padding: var(--spacing-3xl) var(--spacing-lg);
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .digit {
        font-size: 2.8rem;
    }

    .unit {
        font-size: var(--font-size-sm);
    }

    .time-card {
        min-width: 80px;
        padding: var(--spacing-lg) var(--spacing-xs);
    }

    .progress-track-wide {
        height: 52px;
    }

    .companion-item {
        min-width: 100%;
        padding: var(--spacing-md) var(--spacing-md);
    }

    .stat-value {
        font-size: var(--font-size-3xl);
    }

    .greeting-box {
        flex-direction: column;
        align-items: flex-start;
    }

    .greeting-icon {
        align-self: flex-start;
    }

    .fullscreen-toggle {
        right: 65px;
    }

    .settings-toggle {
        right: 105px;
    }
}