:root {
    /* Elegant Pastel Light Theme */
    --bg-color: #e6f3ff;
    /* Soft Blue Base */
    --text-primary: #5d5d5d;
    --text-secondary: #8e8e8e;
    --glass-bg: rgba(255, 255, 255, 0.65);
    /* More transperant for blue to show */
    --glass-border: rgba(255, 255, 255, 0.9);
    --card-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.05);

    /* Elegant Pastel Accents */
    /* Softer, more muted tones for elegance */
    --accent-pink: #d1e9fc;
    /* Shifted to blue-ish pink or just soft blue */
    --accent-blue: #bfe6ff;
    --accent-green: #dcedc8;
    --accent-purple: #d1c4e9;
    --accent-yellow: #fff9c4;

    --primary-color: #5c8aff;
    /* Brighter Blue for primary */
    --header-bg: rgba(255, 255, 255, 0.7);

    /* Tech/Futuristic Font */
    --font-tech: 'Orbitron', sans-serif;
    /* or 'Share Tech Mono' */
}

/* Import Tech Font */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700&display=swap');

[data-theme="dark"] {
    /* Elegant Pastel Dark Theme */
    --bg-color: #0f172a;
    /* Dark Blue */
    --text-primary: #e0e0e0;
    --text-secondary: #a5a5a5;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --card-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.5);

    --accent-pink: #1e293b;
    --accent-blue: #334155;
    --accent-green: #1e293b;
    --accent-purple: #334155;
    --accent-yellow: #475569;

    --primary-color: #60a5fa;
    --header-bg: rgba(15, 23, 42, 0.8);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), color 0.4s ease;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    /* Subtler gradient for elegance - Blue Dominant */
    background-image:
        radial-gradient(circle at 10% 20%, #e0f2fe 0%, transparent 50%),
        radial-gradient(circle at 90% 10%, #bfdbfe 0%, transparent 50%),
        radial-gradient(circle at 90% 90%, #dbeafe 0%, transparent 50%),
        radial-gradient(circle at 10% 90%, #eff6ff 0%, transparent 50%);
    background-attachment: fixed;
    background-size: cover;
    position: relative;
    /* For watermark positioning */
}

/* Watermark */
.watermark {
    position: fixed;
    bottom: 20px;
    right: 25px;
    font-family: 'Outfit', sans-serif;
    font-weight: 300;
    font-size: 0.9rem;
    color: var(--text-secondary);
    opacity: 0.7;
    pointer-events: none;
    z-index: 1000;
    letter-spacing: 1px;
}

.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 20px 60px 20px;
    /* Extra padding bottom for watermark */
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2.5rem;
    margin-bottom: 2.5rem;
    background: var(--header-bg);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--card-shadow);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

.logo i {
    font-size: 1.8rem;
    background: linear-gradient(135deg, var(--primary-color), #9fa8da);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.theme-btn {
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.theme-btn:hover {
    background: var(--glass-bg);
    color: var(--primary-color);
    transform: rotate(15deg);
}

/* Glass Card Utility */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    padding: 2rem;
    box-shadow: var(--card-shadow);
}

/* Dashboard */
.dashboard {
    display: grid;
    gap: 2rem;
    margin-bottom: 3rem;
}

.time-card {
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    /* Removed gradients for cleaner elegant look */
    background: var(--glass-bg);
    border: 1px solid rgba(255, 255, 255, 0.5);
    position: relative;
}

/* Tech decorative line */
.time-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    animation: scanline 3s infinite linear;
}

@keyframes scanline {
    0% {
        transform: translateX(-100%);
        opacity: 0;
    }

    50% {
        opacity: 1;
    }

    100% {
        transform: translateX(100%);
        opacity: 0;
    }
}

.date-display {
    font-family: var(--font-tech);
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.clock-display {
    font-family: var(--font-tech);
    /* TECH FONT HERE */
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--primary-color);
    font-variant-numeric: tabular-nums;
    text-shadow: 0 0 20px rgba(121, 134, 203, 0.3);
    /* Glow effect */
}

.status-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.status-card {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    /* FIX: Align to top */
    gap: 1rem;
    /* FIX: Add specific spacing */
    padding-bottom: 3rem;
    /* Give space for icon */
}

/* Refined Card Colors */
.current {
    background: linear-gradient(135deg, var(--glass-bg) 30%, var(--accent-blue) 100%);
}

.current[data-active="true"] {
    background: linear-gradient(135deg, var(--glass-bg) 30%, var(--accent-pink) 100%);
    border: 1px solid var(--primary-color);
}

.next {
    background: linear-gradient(135deg, var(--glass-bg) 30%, var(--accent-green) 100%);
}

.card-label {
    text-transform: uppercase;
    font-family: var(--font-tech);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    /* Reduced since we have gap */
    border-bottom: 1px dashed var(--text-secondary);
    /* Tech line */
    padding-bottom: 5px;
    width: fit-content;
}

.card-content h2 {
    font-size: 2rem;
    margin-bottom: 0.8rem;
    font-weight: 600;
    line-height: 1.2;
}

.card-content h3 {
    font-size: 1.6rem;
    margin-bottom: 0.8rem;
    font-weight: 500;
}

.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 1rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.card-icon {
    position: absolute;
    bottom: -15px;
    right: 15px;
    font-size: 6rem;
    opacity: 0.05;
    transform: rotate(-10deg);
}

/* Schedule Section */
.schedule-section h2 {
    margin-bottom: 2rem;
    text-align: center;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--text-primary);
}

.schedule-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding-bottom: 3rem;
}

.day-column {
    background: var(--glass-bg);
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease;
}

.day-column:hover {
    transform: translateY(-5px);
}

.day-header {
    padding: 1.2rem;
    text-align: center;
    font-weight: 600;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Elegant Pastel headers for days - Matching updated root vars */
.day-column:nth-child(1) .day-header {
    background: var(--accent-pink);
    color: var(--text-primary);
}

.day-column:nth-child(2) .day-header {
    background: var(--accent-blue);
    color: var(--text-primary);
}

.day-column:nth-child(3) .day-header {
    background: var(--accent-green);
    color: var(--text-primary);
}

.day-column:nth-child(4) .day-header {
    background: var(--accent-purple);
    color: var(--text-primary);
}

.day-column:nth-child(5) .day-header {
    background: var(--accent-yellow);
    color: var(--text-primary);
}

.day-column:nth-child(6) .day-header {
    background: var(--accent-blue);
    color: var(--text-primary);
}

/* Repeat for Saturday */
.day-column:nth-child(7) .day-header {
    background: var(--accent-pink);
    color: var(--text-primary);
}

/* Repeat for Sunday */

.lesson-list {
    padding: 1.2rem;
}

.lesson-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    margin-bottom: 1rem;
    background: rgba(255, 255, 255, 0.5);
    /* Lighter bg for items */
    border-radius: 16px;
    border-left: 5px solid transparent;
    transition: background-color 0.2s ease;
}

.lesson-item:hover {
    background: rgba(255, 255, 255, 0.8);
}

.day-column:nth-child(1) .lesson-item {
    border-left-color: var(--accent-pink);
}

.day-column:nth-child(2) .lesson-item {
    border-left-color: var(--accent-blue);
}

.day-column:nth-child(3) .lesson-item {
    border-left-color: var(--accent-green);
}

.day-column:nth-child(4) .lesson-item {
    border-left-color: var(--accent-purple);
}

.day-column:nth-child(5) .lesson-item {
    border-left-color: var(--accent-yellow);
}

.day-column:nth-child(6) .lesson-item {
    border-left-color: var(--accent-blue);
}

.day-column:nth-child(7) .lesson-item {
    border-left-color: var(--accent-pink);
}

.time-slot {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: 4px;
}

.subject-name {
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
}

.room-name {
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: rgba(0, 0, 0, 0.03);
    padding: 2px 8px;
    border-radius: 10px;
}


/* Responsive */
@media (max-width: 768px) {
    .dashboard {
        grid-template-columns: 1fr;
    }

    .status-grid {
        grid-template-columns: 1fr;
    }

    .clock-display {
        font-size: 2.5rem;
    }

    .card-content h2 {
        font-size: 1.5rem;
    }
}