/* ===== FreeGym Pro Max - Ultra Modern Design ===== */

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease;
}

.loading-content {
    text-align: center;
}

.loading-logo {
    font-size: 5rem;
    animation: pulse-scale 1.5s ease infinite;
    margin-bottom: 1rem;
}

@keyframes pulse-scale {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.loading-text {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

.loading-bar {
    width: 200px;
    height: 4px;
    background: var(--glass-border);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}

.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    width: 0;
    animation: loading 1.5s ease forwards;
}

@keyframes loading {
    to { width: 100%; }
}

/* ===== CSS Variables for Dark/Light Mode ===== */
:root {
    /* Dark Mode (Default) */
    --bg: #0a0a0f;
    --bg-elevated: #12121a;
    --bg-card: rgba(255, 255, 255, 0.03);
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.08);
    --text: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --primary: #00d4ff;
    --secondary: #ff6b6b;
    --accent: #ffd93d;
    --success: #6bcf7f;
    --radius-sm: 8px;
    --radius: 16px;
    --radius-lg: 24px;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Mode */
body.light-mode {
    --bg: #f8fafc;
    --bg-elevated: #ffffff;
    --bg-card: rgba(0, 0, 0, 0.03);
    --glass: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(0, 0, 0, 0.08);
    --text: #0f172a;
    --text-secondary: rgba(15, 23, 42, 0.7);
    --text-muted: rgba(15, 23, 42, 0.5);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.25);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Tajawal', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== Background Canvas ===== */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.4;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    background: transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    text-decoration: none;
}

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

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text);
}

.logo-accent {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 0.5rem;
}

.nav-item {
    position: relative;
    padding: 0.75rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    opacity: 0;
    transform: scale(0);
    transition: var(--transition);
}

.nav-item:hover,
.nav-item.active {
    color: var(--text);
    background: var(--glass);
}

.nav-item.active .nav-indicator {
    opacity: 1;
    transform: scale(1);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

/* Theme Toggle Button */
.theme-toggle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass);
    color: var(--text);
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 1rem;
}

.theme-toggle:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: scale(1.1);
}

body.light-mode .theme-toggle {
    background: var(--glass);
    border-color: var(--glass-border);
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    padding: 120px 2rem 4rem;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.tag-pulse {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
}

.title-line.highlight {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 50%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--bg);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: 0.5s;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.4);
}

.btn-icon {
    transition: var(--transition);
}

.btn-primary:hover .btn-icon {
    transform: translateX(-5px);
}

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

.btn-secondary:hover {
    background: var(--glass-border);
    border-color: var(--primary);
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

.h-stat {
    text-align: center;
}

.h-stat-num {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.h-stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-ring {
    position: absolute;
    width: 350px;
    height: 350px;
    border: 2px solid var(--glass-border);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.hero-ring::before,
.hero-ring::after {
    content: '';
    position: absolute;
    border: 2px solid var(--glass-border);
    border-radius: 50%;
}

.hero-ring::before {
    width: 400px;
    height: 400px;
    top: -25px;
    left: -25px;
    animation: rotate 25s linear infinite reverse;
}

.hero-ring::after {
    width: 300px;
    height: 300px;
    top: 25px;
    left: 25px;
    animation: rotate 15s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.card-main {
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 10;
    box-shadow: var(--shadow-glow);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

.card-info {
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.card-subtitle {
    font-size: 1.25rem;
    font-weight: 700;
}

.card-float {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    animation: float 4s ease-in-out infinite;
}

.card-1 {
    top: 50px;
    right: 0;
    animation-delay: 0s;
}

.card-2 {
    bottom: 100px;
    left: 0;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* ===== Sections ===== */
.section {
    padding: 6rem 2rem;
}

.section-dark {
    background: var(--bg-elevated);
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-eyebrow {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Filter Tabs ===== */
.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover {
    background: var(--glass-border);
    color: var(--text);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: transparent;
    color: var(--bg);
}

.filter-icon {
    font-size: 1.125rem;
}

/* ===== Exercises Grid ===== */
.exercises-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.exercise-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.exercise-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.exercise-thumb {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, rgba(0,212,255,0.1) 0%, rgba(255,107,107,0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.exercise-thumb .thumb-icon {
    font-size: 4rem;
    opacity: 0.8;
}

.exercise-thumb .play-btn {
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(0,0,0,0.8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    opacity: 0;
    transform: scale(0.8);
    transition: var(--transition);
}

.exercise-card:hover .play-btn {
    opacity: 1;
    transform: scale(1);
}

.exercise-info {
    padding: 1.25rem;
}

.exercise-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--glass-border);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.exercise-name {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.exercise-en {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.exercise-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
}

.diff-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.diff-badge.easy { background: rgba(107, 207, 127, 0.2); color: var(--success); }
.diff-badge.medium { background: rgba(255, 217, 61, 0.2); color: var(--accent); }
.diff-badge.hard { background: rgba(255, 107, 107, 0.2); color: var(--secondary); }

/* ===== Program Section ===== */
.program-overview {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: center;
    margin-bottom: 3rem;
}

.week-legend {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.week-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9375rem;
}

.week-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--w-color);
}

.progress-ring-container {
    position: relative;
    width: 150px;
    height: 150px;
}

.progress-ring {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.progress-ring-bg {
    fill: none;
    stroke: var(--glass-border);
    stroke-width: 8;
}

.progress-ring-fill {
    fill: none;
    stroke: url(#ring-gradient);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 339.292;
    stroke-dashoffset: 339.292;
    transition: stroke-dashoffset 0.5s ease;
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.progress-text span:first-child {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.progress-text span:last-child {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.program-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 1rem;
}

.day-cell {
    aspect-ratio: 1;
    background: var(--glass);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.day-cell:hover {
    border-color: var(--primary);
    transform: scale(1.05);
}

.day-cell.completed {
    background: linear-gradient(135deg, rgba(0,212,255,0.1) 0%, rgba(107,207,127,0.1) 100%);
    border-color: var(--success);
}

.day-cell.completed::after {
    content: '✓';
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    background: var(--success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.625rem;
    color: var(--bg);
}

.day-num {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.day-label {
    font-size: 0.625rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.day-sessions {
    font-size: 0.5rem;
    color: var(--text-secondary);
    margin-top: 0.125rem;
    padding: 0.125rem 0.375rem;
    background: var(--glass-border);
    border-radius: 50px;
}

.day-cell.rest-day {
    opacity: 0.6;
    background: var(--bg-card);
}

.day-cell.rest-day .day-sessions {
    display: none;
}

.day-cell.final-day {
    background: linear-gradient(135deg, rgba(255, 217, 61, 0.2) 0%, rgba(255, 107, 107, 0.2) 100%);
    border-color: var(--accent);
    animation: pulse-border 2s infinite;
}

@keyframes pulse-border {
    0%, 100% { border-color: var(--accent); }
    50% { border-color: var(--secondary); }
}

/* Week indicator */
.day-week {
    position: absolute;
    top: 2px;
    left: 4px;
    font-size: 0.5rem;
    color: var(--text-muted);
    opacity: 0.7;
}

/* ===== Stats Section ===== */
.stats-dashboard {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.stat-tile {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.stat-tile:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
}

.stat-tile.primary {
    background: linear-gradient(135deg, rgba(0,212,255,0.1) 0%, rgba(255,107,107,0.1) 100%);
    border-color: var(--primary);
}

.stat-icon {
    width: 50px;
    height: 50px;
    background: var(--glass-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

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

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Achievements */
.achievement-section {
    text-align: center;
}

.achievement-section h3 {
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.achievement-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    opacity: 0.5;
    transition: var(--transition);
}

.achievement-card.unlocked {
    opacity: 1;
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(255,217,61,0.1) 0%, transparent 100%);
}

.achievement-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.achievement-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.achievement-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ===== Footer ===== */
.footer {
    padding: 4rem 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-logo {
    width: 32px;
    height: 32px;
}

.footer-brand span {
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-text {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.footer-copy {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ===== Modal ===== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 900px;
    max-height: 90vh;
    background: var(--bg-elevated);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close::before,
.modal-close::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 2px;
    background: var(--text);
}

.modal-close::before { transform: rotate(45deg); }
.modal-close::after { transform: rotate(-45deg); }

.modal-close:hover {
    background: var(--secondary);
    border-color: var(--secondary);
}

.modal-video-container {
    aspect-ratio: 16/9;
    background: #000;
}

.modal-video-container video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.modal-body {
    padding: 1.5rem;
}

.modal-header {
    margin-bottom: 1.5rem;
}

.modal-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--glass);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.modal-header h2 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.modal-header p {
    color: var(--text-muted);
}

.modal-meta {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.meta-item {
    background: var(--glass);
    padding: 1rem;
    border-radius: var(--radius-sm);
}

.meta-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.meta-value {
    font-weight: 600;
    color: var(--primary);
}

.modal-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.modal-steps h3 {
    margin-bottom: 1rem;
    font-size: 1rem;
}

.modal-steps ol {
    padding-right: 1.5rem;
}

.modal-steps li {
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        order: 1;
        height: 350px;
    }
    
    .program-overview {
        grid-template-columns: 1fr;
    }
    
    .progress-ring-container {
        margin: 0 auto;
    }
    
    .stats-dashboard {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .hero {
        padding: 100px 1.5rem 3rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-ring {
        width: 250px;
        height: 250px;
    }
    
    .hero-ring::before {
        width: 280px;
        height: 280px;
    }
    
    .hero-ring::after {
        width: 220px;
        height: 220px;
    }
    
    .card-float {
        display: none;
    }
    
    .section {
        padding: 4rem 1.5rem;
    }
    
    .filter-tabs {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }
    
    .exercises-grid {
        grid-template-columns: 1fr;
    }
    
    .program-grid {
        grid-template-columns: repeat(5, 1fr);
    }
    
    .stats-dashboard {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        max-height: 95vh;
    }
    
    .modal-meta {
        grid-template-columns: 1fr;
    }
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}