/* =========================================================
   DERSANALIZ - PREMIUM SAAS STYLESHEET
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Brand Colors */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    
    --secondary: #ec4899;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    /* Light Theme */
    --bg-main: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.85);
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: rgba(226, 232, 240, 0.8);
    --glass-shadow: 0 8px 32px rgba(148, 163, 184, 0.15);
    --glass-border: 1px solid rgba(255, 255, 255, 0.6);
}

@media (prefers-color-scheme: dark) {
    :root {
        /* Dark Theme */
        --bg-main: #0f172a;
        --bg-card: rgba(30, 41, 59, 0.7);
        --text-main: #f8fafc;
        --text-muted: #94a3b8;
        --border-color: rgba(51, 65, 85, 0.6);
        --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
        --glass-border: 1px solid rgba(255, 255, 255, 0.05);
    }
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    transition: background-color 0.3s ease, color 0.3s ease;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--primary-dark);
}

/* ---------------------------------------------------------
   DASHBOARD LAYOUT
--------------------------------------------------------- */
.dashboard-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.dashboard-hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 20px;
    padding: 3rem;
    color: white;
    margin-bottom: 2rem;
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
    position: relative;
    overflow: hidden;
}

.dashboard-hero::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    filter: blur(40px);
}

.hero-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 0 1rem 0;
    letter-spacing: -0.03em;
}

.hero-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    max-width: 500px;
    margin-bottom: 2rem;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
    border: 1px solid rgba(255,255,255,0.3);
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

.hero-button {
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    text-decoration: none;
    display: inline-block;
}

.hero-button-primary {
    background: white;
    color: var(--primary);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.hero-button-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 25px rgba(0,0,0,0.15);
    color: var(--primary-dark);
}

.hero-button-secondary {
    background: rgba(255,255,255,0.2);
    color: white;
    backdrop-filter: blur(10px);
}

.hero-button-secondary:hover {
    background: rgba(255,255,255,0.3);
    transform: translateY(-2px);
    color: white;
}

.hero-summary {
    display: flex;
    gap: 2rem;
    background: rgba(0,0,0,0.2);
    padding: 1.5rem 2rem;
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.hero-summary-item {
    display: flex;
    flex-direction: column;
}

.hero-summary-item span {
    font-size: 0.85rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-summary-item strong {
    font-size: 1.5rem;
    font-weight: 700;
}

/* ---------------------------------------------------------
   GRIDS & CARDS
--------------------------------------------------------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
}

/* Glassmorphism Cards */
.stat-card, .dashboard-card {
    background: var(--bg-card);
    border: var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: var(--glass-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
}

.stat-icon-purple { background: rgba(139, 92, 246, 0.1); color: #8b5cf6; }
.stat-icon-blue { background: rgba(59, 130, 246, 0.1); color: #3b82f6; }
.stat-icon-green { background: rgba(16, 185, 129, 0.1); color: #10b981; }
.stat-icon-orange { background: rgba(245, 158, 11, 0.1); color: #f59e0b; }

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-content span {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

.stat-content strong {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.2;
    margin: 0.2rem 0;
}

.stat-content small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ---------------------------------------------------------
   CARD DETAILS
--------------------------------------------------------- */
.dashboard-card {
    padding: 0;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

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

.card-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
}

.card-body {
    padding: 1.5rem;
}

/* Progress Bars */
.progress-box {
    width: 100%;
}

.progress-track {
    width: 100%;
    height: 12px;
    background: rgba(148, 163, 184, 0.2);
    border-radius: 100px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 100px;
    transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state strong {
    display: block;
    font-size: 1.1rem;
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

/* Lists */
.subject-row, .recent-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}
.subject-row:last-child, .recent-item:last-child {
    border-bottom: none;
}

.subject-name, .recent-item div {
    display: flex;
    flex-direction: column;
}

.subject-name strong, .recent-item strong {
    color: var(--text-main);
}

.subject-progress {
    flex: 1;
    margin: 0 1.5rem;
}

/* Badges */
.badge-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.badge-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.badge-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ffd700, #f59e0b);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    box-shadow: 0 4px 10px rgba(245, 158, 11, 0.3);
}

.badge-item span {
    font-size: 0.8rem;
    color: var(--text-main);
    font-weight: 500;
}

/* Circle Progress */
.circle-progress {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: conic-gradient(var(--primary) 70%, rgba(148, 163, 184, 0.2) 0);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    position: relative;
}

.circle-progress::before {
    content: '';
    position: absolute;
    inset: 8px;
    border-radius: 50%;
    background: var(--bg-card);
}

.circle-value {
    position: relative;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-main);
}

/* Responsive */
@media (max-width: 992px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    .hero-summary {
        display: none;
    }
    .dashboard-hero {
        flex-direction: column;
        text-align: center;
    }
    .hero-actions {
        justify-content: center;
    }
}
/* =========================================================
   GLOBAL APP LAYOUT (PREMIUM SAAS)
   ========================================================= */
.app-shell {
    display: flex;
    min-height: 100vh;
    background: var(--bg-main);
    overflow: hidden;
}

.sidebar {
    width: 280px;
    background: var(--bg-card);
    border-right: var(--glass-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    padding: 2rem 1.5rem;
    transition: all 0.3s ease;
    z-index: 100;
    box-shadow: 4px 0 24px rgba(0,0,0,0.02);
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    text-decoration: none;
    margin-bottom: 3rem;
    padding-left: 0.5rem;
}

.brand span {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.sidebar nav a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    border-radius: 12px;
    transition: all 0.2s ease;
    font-size: 1.05rem;
}

.sidebar nav a:hover {
    background: rgba(99, 102, 241, 0.08);
    color: var(--primary);
    transform: translateX(4px);
}

.sidebar nav a.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(236, 72, 153, 0.15) 100%);
    color: var(--primary-dark);
    font-weight: 600;
    border-left: 4px solid var(--primary);
}

.sidebar form button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.2s;
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid transparent;
}

.sidebar form button:hover {
    background: var(--danger);
    color: white;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

.main-content {
    flex: 1;
    overflow-y: auto;
    padding: 2rem 3rem;
    height: 100vh;
}

/* =========================================================
   TIMER PAGE STYLES
   ========================================================= */
.timer-panel {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-card);
    border-radius: 30px;
    padding: 3rem;
    box-shadow: var(--glass-shadow);
    border: var(--glass-border);
    text-align: center;
    backdrop-filter: blur(20px);
}

.timer-display {
    font-size: 6rem;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    background: linear-gradient(180deg, var(--text-main) 0%, var(--text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 3rem 0;
    letter-spacing: -2px;
    text-shadow: 0 10px 30px rgba(0,0,0,0.05);
    line-height: 1;
}

.timer-controls {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.timer-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.25rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.timer-btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
}

.timer-btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.4);
}

.timer-btn-secondary {
    background: rgba(148, 163, 184, 0.15);
    color: var(--text-main);
    backdrop-filter: blur(10px);
}

.timer-btn-secondary:hover {
    background: rgba(148, 163, 184, 0.25);
    transform: translateY(-2px);
}

.timer-btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
}

.timer-btn-success:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(16, 185, 129, 0.4);
}

.form-select-premium {
    background-color: rgba(255, 255, 255, 0.5);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-main);
    transition: all 0.2s ease;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
    width: 100%;
}

.form-select-premium:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
    outline: none;
}

@media (prefers-color-scheme: dark) {
    .form-select-premium {
        background-color: rgba(0, 0, 0, 0.2);
    }
}

/* =========================================================
   SUBJECT TOPIC PAGE STYLES
   ========================================================= */
.premium-subject-card {
    background: var(--bg-card);
    border-radius: 24px;
    padding: 2rem;
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.premium-subject-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.premium-subject-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.premium-subject-card:hover::before {
    opacity: 1;
}

.premium-subject-card h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.topic-exam-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    width: fit-content;
}

.subject-stats {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.subject-progress-container {
    margin-bottom: 1.5rem;
}

.subject-progress-bar {
    height: 12px;
    background: rgba(148, 163, 184, 0.2);
    border-radius: 100px;
    overflow: hidden;
    position: relative;
}

.subject-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 100px;
    position: relative;
}

.subject-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0) 100%);
    animation: shimmer 2s infinite linear;
}

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

.subject-progress-text {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 1.5rem;
    text-align: left;
}

.study-btn {
    margin-top: auto;
    width: 100%;
    padding: 1rem;
    border-radius: 14px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    font-weight: 600;
    text-align: center;
    border: none;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
}

.study-btn:hover {
    background: var(--primary);
    color: white;
}

/* Filters */
.pill-filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.pill-filter {
    padding: 0.75rem 1.5rem;
    border-radius: 100px;
    font-weight: 600;
    color: var(--text-muted);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    text-decoration: none;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.pill-filter:hover {
    background: rgba(148, 163, 184, 0.1);
    color: var(--text-main);
    transform: translateY(-2px);
}

.pill-filter.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--text-muted);
}
/* Page Header Global Premium Style */
.page-header {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    border-radius: 24px;
    padding: 2.5rem 3rem;
    margin-bottom: 2.5rem;
    border: var(--glass-border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.02);
}
.page-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin: 0 0 0.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.page-header p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin: 0;
}
/* Dark Premium Timer Theme */
.timer-page-header {
    background: radial-gradient(circle at 50% 50%, #1e1b4b 0%, #0f172a 100%) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4) !important;
}

.timer-panel-dark {
    background: #0f172a;
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 32px;
    padding: 3rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.timer-panel-dark::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.15), transparent 50%),
                radial-gradient(circle at bottom left, rgba(236, 72, 153, 0.1), transparent 50%);
    pointer-events: none;
}

.timer-select-wrapper {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
}

.timer-select-premium {
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 600;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.timer-select-premium:focus {
    outline: none;
    border-color: #6366f1;
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

.timer-select-premium option {
    background: #1e293b;
    color: #fff;
}

.timer-display-wrapper {
    position: relative;
    width: 320px;
    height: 320px;
    margin: 3rem auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.2);
    box-shadow: inset 0 0 40px rgba(0,0,0,0.5), 0 0 20px rgba(99, 102, 241, 0.2);
}

.timer-ring {
    position: absolute;
    top: -5px; left: -5px; right: -5px; bottom: -5px;
    border-radius: 50%;
    background: conic-gradient(from 0deg, #6366f1, #ec4899, #6366f1);
    z-index: 0;
    animation: rotate 10s linear infinite;
    opacity: 0.8;
}

.timer-ring::after {
    content: '';
    position: absolute;
    top: 5px; left: 5px; right: 5px; bottom: 5px;
    background: #0f172a;
    border-radius: 50%;
}

@keyframes rotate {
    100% { transform: rotate(360deg); }
}

.timer-display {
    position: relative;
    z-index: 1;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 4.5rem;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 0 20px rgba(255,255,255,0.3);
    letter-spacing: -2px;
}

.timer-controls {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    position: relative;
    z-index: 1;
}

.timer-btn-dark {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 99px;
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.timer-btn-start {
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.3);
}

.timer-btn-pause {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    box-shadow: 0 10px 20px rgba(245, 158, 11, 0.3);
}

.timer-btn-save {
    background: linear-gradient(135deg, #10b981, #059669);
    box-shadow: 0 10px 20px rgba(16, 185, 129, 0.3);
}

.timer-btn-dark:hover {
    transform: translateY(-3px) scale(1.02);
    filter: brightness(1.1);
}

.timer-btn-dark:active {
    transform: translateY(0) scale(0.98);
}

.brand-logo {
    width: 170px;
    height: auto;
    object-fit: contain;
}