/* Elite Basketball Coaching App - Dark Theme Design System */
/* Recent changes:
   - Added playback speed control styling for video replay (0.25x-1.25x speeds)
   - Responsive design for speed control buttons on mobile devices
   - Fixed mobile responsiveness issues for login page basketball icon
   - Added safe area insets for all mobile screens (notch support)
   - Improved viewport handling for various mobile screen sizes
   - Added iOS-specific fixes for input zoom and bounce scrolling
   - Enhanced mobile keyboard handling to prevent UI overlap
*/

:root {
    /* Core Colors - Dark Theme with Basketball Orange */
    --bg-primary: #0A0A0A;
    --bg-secondary: #141414;
    --bg-tertiary: #1F1F1F;
    --bg-card: #1A1A1A;
    --bg-hover: #252525;
    
    /* Basketball Orange Accent */
    --accent-primary: #FF6B35;
    --accent-secondary: #FF8C42;
    --accent-tertiary: #FFB347;
    --accent-glow: rgba(255, 107, 53, 0.3);
    --accent-dim: rgba(255, 107, 53, 0.1);
    
    /* Text Colors */
    --text-primary: #FFFFFF;
    --text-secondary: #B8B8B8;
    --text-tertiary: #808080;
    --text-inverse: #0A0A0A;
    
    /* Status Colors */
    --success: #4CAF50;
    --warning: #FFC107;
    --error: #F44336;
    --info: #2196F3;
    
    /* Spacing System - Responsive */
    --space-xs: clamp(4px, 0.5vw, 6px);
    --space-sm: clamp(8px, 1vw, 12px);
    --space-md: clamp(16px, 2vw, 20px);
    --space-lg: clamp(20px, 2.5vw, 28px);
    --space-xl: clamp(28px, 3.5vw, 40px);
    --space-2xl: clamp(40px, 5vw, 56px);
    --space-3xl: clamp(56px, 7vw, 80px);
    
    /* Typography Scale - Responsive */
    --font-xs: clamp(10px, 2vw, 12px);
    --font-sm: clamp(12px, 2.5vw, 14px);
    --font-base: clamp(14px, 3vw, 16px);
    --font-lg: clamp(16px, 3.5vw, 18px);
    --font-xl: clamp(20px, 4vw, 24px);
    --font-2xl: clamp(24px, 5vw, 32px);
    --font-3xl: clamp(32px, 6vw, 48px);
    --font-4xl: clamp(40px, 8vw, 64px);
    
    /* Heights - Responsive System */
    --vh: 1vh;
    --full-height: 100vh;
    --safe-height: calc(100vh - env(safe-area-inset-top, 0) - env(safe-area-inset-bottom, 0));
    
    /* Component Heights */
    --header-height: clamp(72px, 10vh, 80px);
    --navbar-height: clamp(68px, 8vh, 80px);
    --hero-height: clamp(140px, 20vh, 200px);
    --stat-card-height: clamp(100px, 15vh, 120px);
    --stat-grid-height: clamp(220px, 35vh, 280px);
    --button-height: clamp(48px, 6vh, 60px);
    --shot-card-height: clamp(180px, 28vh, 240px);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.7);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.8);
    --shadow-glow: 0 0 20px var(--accent-glow);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-index */
    --z-below: -1;
    --z-base: 0;
    --z-above: 10;
    --z-modal: 100;
    --z-overlay: 200;
    --z-top: 300;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', system-ui, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    margin: 0;
    padding: 0;
}

/* Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, var(--accent-dim) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, var(--accent-dim) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, var(--accent-dim) 0%, transparent 50%);
    pointer-events: none;
    z-index: var(--z-below);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

h1 { font-size: var(--font-3xl); }
h2 { font-size: var(--font-2xl); }
h3 { font-size: var(--font-xl); }
h4 { font-size: var(--font-lg); }

/* Container */
#app {
    height: 100vh;
    height: 100dvh; /* Dynamic viewport height for mobile */
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

/* Page Layout */
.page {
    display: none !important;
    flex-direction: column;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    overflow: hidden;
}

/* Profile page scrollable */
#profile {
    overflow-y: auto;
    overflow-x: hidden;
}

#profile.active {
    display: flex !important;
}

.page.active {
    display: flex !important;
}

/* Landing Page - Elite Design */
#landing {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: env(safe-area-inset-top, 20px) var(--space-lg) env(safe-area-inset-bottom, 20px) var(--space-lg);
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
    height: 100vh;
    height: 100dvh; /* Dynamic viewport height */
    box-sizing: border-box;
}

/* Basketball Court Pattern Background */
#landing::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background-image: 
        repeating-linear-gradient(90deg, transparent, transparent 100px, rgba(255, 107, 53, 0.05) 100px, rgba(255, 107, 53, 0.05) 102px),
        repeating-linear-gradient(0deg, transparent, transparent 100px, rgba(255, 107, 53, 0.05) 100px, rgba(255, 107, 53, 0.05) 102px);
    animation: float 20s ease-in-out infinite;
    pointer-events: none;
}

@keyframes float {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.02) rotate(1deg); }
}

.landing-content {
    position: relative;
    z-index: var(--z-base);
    max-width: 400px;
    width: 100%;
    text-align: center;
    padding: var(--space-lg);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    min-height: 600px;
}

/* Logo Design */
.logo-container {
    margin-bottom: var(--space-xl);
    flex-shrink: 0;
}

.logo-circle {
    width: 100px;
    height: 100px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
    position: relative;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 0 0 0 0 var(--accent-glow);
    }
    50% { 
        transform: scale(1.05);
        box-shadow: 0 0 0 20px transparent;
    }
}

/* Basketball Icon - Larger and Clearer */
.basketball-icon {
    width: 65px;
    height: 65px;
    color: var(--text-primary);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

/* App Title */
.app-title {
    font-size: var(--font-3xl);
    font-weight: 900;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: -0.03em;
}

.app-subtitle {
    font-size: var(--font-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-3xl);
    font-weight: 500;
}

/* Auth Form Wrapper */
.auth-form-wrapper {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 100%;
}

/* Auth Toggle - Segmented Control */
.auth-toggle {
    display: flex;
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--space-xs);
    margin-bottom: var(--space-xl);
    box-shadow: var(--shadow-sm);
}

.toggle-btn {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    border: none;
    background: transparent;
    color: var(--text-tertiary);
    font-size: var(--font-base);
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.toggle-btn.active {
    background: var(--accent-primary);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

/* Form Styles */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-group {
    position: relative;
}

.form-input {
    width: 100%;
    padding: var(--space-lg) var(--space-xl);
    background: var(--bg-card);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--font-base);
    font-weight: 500;
    transition: all var(--transition-base);
    -webkit-appearance: none;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: var(--bg-secondary);
    box-shadow: 0 0 0 4px var(--accent-dim);
}

.form-input::placeholder {
    color: var(--text-tertiary);
}

/* Password Requirements */
.password-requirements {
    margin-top: var(--space-sm);
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--bg-tertiary);
}

.requirement-title {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    font-weight: 600;
}

.requirement-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.requirement-list li {
    font-size: var(--font-sm);
    color: var(--text-tertiary);
    padding: var(--space-xs) 0;
    padding-left: var(--space-lg);
    position: relative;
}

.requirement-list li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: var(--error);
}

.requirement-list li.valid {
    color: var(--text-secondary);
}

.requirement-list li.valid::before {
    content: '✓';
    color: var(--success);
}

/* Form Label */
.form-label {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: var(--space-sm);
    display: block;
}

/* Hand Selection */
.hand-selection {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.hand-option {
    flex: 1;
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.hand-option:hover {
    border-color: var(--accent-primary);
    background: var(--bg-secondary);
}

.hand-option.active {
    border-color: var(--accent-primary);
    background: var(--bg-secondary);
    box-shadow: 0 0 0 4px var(--accent-dim);
}

.hand-option .hand-icon {
    font-size: 32px;
}

.hand-option span:last-child {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--text-secondary);
}

.hand-option.active span:last-child {
    color: var(--text-primary);
}

/* Primary Button - Athletic Style */
.btn-primary {
    position: relative;
    padding: var(--space-lg) var(--space-xl);
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    border: none;
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--font-lg);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:active {
    opacity: 0.95;
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-primary.loading {
    opacity: 0.8;
    pointer-events: none;
}

.btn-primary:disabled:active {
    transform: translateY(0);
}

/* Loading State */
.btn-loader {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--text-primary);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

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

/* User Count Badge */
.user-count {
    margin-top: var(--space-lg);
    padding: var(--space-sm) var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: var(--font-sm);
    font-weight: 600;
    display: inline-block;
}

/* Dashboard - Compact Mobile Design */
#home {
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    /* Ensure content doesn't overflow under navbar */
    height: calc(100vh - var(--navbar-height));
    overflow: hidden;
}

/* Home page scrollable content */
.home-content {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding-top: var(--space-lg);
    /* Ensure enough bottom padding to keep content above navbar */
    padding-bottom: calc(var(--navbar-height) + env(safe-area-inset-bottom, 0) + 100px);
    /* Prevent scrolling content under navbar */
    margin-bottom: 0;
}

/* Hero Container - Responsive Height */
.hero-container {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-lg) var(--space-xl);
    margin-bottom: var(--space-lg);
    text-align: center;
    height: var(--hero-height);
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(255, 107, 53, 0.2);
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.hero-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-value {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: white;
    line-height: 1;
    margin: var(--space-xs) 0;
}

.hero-label {
    font-size: var(--font-sm);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.page-header {
    min-height: var(--header-height);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--bg-tertiary);
    position: relative;
    z-index: var(--z-above);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.page-title {
    font-size: var(--font-2xl);
    font-weight: 900;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

/* Stats Hero Section */
.stats-hero {
    padding: var(--space-xl) var(--space-lg);
    margin: 0 var(--space-lg) var(--space-lg) var(--space-lg); /* Keep consistent horizontal margins */
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    text-align: center;
    border-radius: var(--radius-xl);
    border: 1px solid var(--bg-tertiary);
    box-shadow: var(--shadow-sm);
}

/* Remove duplicate - already defined above */

.hero-value {
    font-size: var(--font-4xl);
    font-weight: 900;
    color: var(--accent-primary);
    line-height: 1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-label {
    font-size: var(--font-lg);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-icon {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-sm);
}

/* Responsive Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    padding: 0 var(--space-lg);
    margin-bottom: var(--space-lg);
    height: var(--stat-grid-height);
    position: relative;
    z-index: 0;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    height: 100%;
    min-height: 140px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-md);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

/* Compact Icons for Mobile */
.stat-icon {
    width: 36px;
    height: 36px;
    margin: 0 auto var(--space-md);
    color: var(--accent-primary);
    opacity: 0.9;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-value {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    line-height: 1.2;
    min-height: calc(var(--font-xl) * 1.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-grow: 1;
}

.stat-label {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1.4;
    min-height: calc(var(--font-sm) * 1.4);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex-shrink: 0;
}


/* Recent Shots - Modern Horizontal Grid */
.recent-section {
    padding: var(--space-lg) 0 0 0;
    /* Remove bottom margin as it's handled by container */
    margin-bottom: 0;
    position: relative;
    z-index: 1;
    /* Ensure section doesn't overflow */
    overflow: hidden;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
    padding: 0 var(--space-lg);
    position: relative;
    z-index: 2;
}

.section-title {
    font-size: var(--font-xl);
    font-weight: 800;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.see-all-btn {
    color: var(--accent-primary);
    font-size: var(--font-md);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-md);
    background: rgba(255, 107, 53, 0.1);
}

.see-all-btn:hover {
    color: var(--accent-secondary);
    background: rgba(255, 107, 53, 0.2);
    transform: translateX(2px);
}

.recent-shots {
    display: flex;
    gap: var(--space-lg);
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    /* Match padding with stats-grid for consistency */
    padding: 0 var(--space-lg);
    /* Add bottom padding to prevent overlap with navbar */
    padding-bottom: calc(var(--navbar-height) + var(--space-lg));
    /* Fixed height container */
    height: 180px;
}

.recent-shots::-webkit-scrollbar {
    display: none;
}

/* Recent Shot Cards - Square Design */
.recent-shots .replay-card {
    flex: 0 0 140px;
    height: 140px; /* Fixed height to prevent overflow */
    max-height: 140px;
    background: var(--bg-card);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    scroll-snap-align: start;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    aspect-ratio: 1/1;
}

.recent-shots .replay-card:hover {
    transform: scale(1.05);
    border-color: var(--accent-primary);
    box-shadow: 0 8px 24px rgba(255, 107, 53, 0.3);
}

/* Recent Shot Thumbnail - Square Layout */
.recent-shots .replay-thumbnail {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--space-sm);
}

/* Recent Shot Badges - Compact Design */
.recent-shots .replay-badges {
    position: absolute;
    top: var(--space-xs);
    left: var(--space-xs);
    right: var(--space-xs);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.recent-shots .badge {
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.recent-shots .badge-icon {
    width: 12px;
    height: 12px;
    color: var(--accent-primary);
}

/* Recent Shot Play Button - Centered */
.recent-shots .replay-play {
    width: 48px;
    height: 48px;
    background: rgba(255, 107, 53, 0.9);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    transition: all var(--transition-base);
}

.recent-shots .replay-card:hover .replay-play {
    transform: scale(1.15);
    background: var(--accent-primary);
}

.recent-shots .replay-play svg {
    width: 20px;
    height: 20px;
    color: var(--text-primary);
    margin-left: 2px;
}

/* Recent Shot Info - Minimal */
.recent-shots .replay-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-sm);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
}

.recent-shots .replay-title {
    font-size: var(--font-sm);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.recent-shots .replay-meta {
    font-size: 10px;
    color: var(--text-secondary);
}

/* Training Page - Full Screen Experience */
#training {
    background: var(--bg-primary);
    padding: 0;
    padding-bottom: calc(80px + env(safe-area-inset-bottom, 0)); /* Account for navbar */
}

.training-container {
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
    width: 100%;
    height: calc(100vh - 80px - env(safe-area-inset-bottom, 0)); /* Full height minus navbar */
}

.training-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: var(--space-lg);
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    z-index: var(--z-above);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.back-btn {
    width: 48px;
    height: 48px;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.back-btn:hover {
    background: rgba(0, 0, 0, 0.7);
    transform: scale(1.05);
}

.back-btn svg {
    width: 24px;
    height: 24px;
}

.training-status {
    flex: 1;
    text-align: center;
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.video-container {
    position: relative;
    flex: 1;
    background: var(--bg-primary);
    width: 100%;
    overflow: hidden;
}

#video, #canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Mirror effect for front camera */
#video.mirror {
    transform: scaleX(-1);
}

#canvas.mirror {
    transform: scaleX(-1);
}

/* Camera Flip Button */
.camera-flip-btn {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.camera-flip-btn:hover {
    background: rgba(255, 107, 53, 0.3);
    border-color: var(--accent-primary);
    transform: scale(1.1);
}

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

.camera-flip-btn svg {
    width: 24px;
    height: 24px;
}

/* Shot Detection Overlay */
.shot-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    pointer-events: none;
}

.shot-counter-large {
    font-size: 120px;
    font-weight: 900;
    color: var(--accent-primary);
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
    opacity: 0;
    transform: scale(0.5);
    animation: shotPop 0.6s ease-out;
}

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

/* Training Controls - Bottom Bar */
.training-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-xl) var(--space-lg);
    padding-bottom: calc(var(--space-xl) + env(safe-area-inset-bottom, 0));
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: var(--space-lg);
}

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

.training-stat:first-child {
    text-align: left;
}

.training-stat:last-child {
    text-align: right;
}

.training-stat-value {
    font-size: var(--font-2xl);
    font-weight: 900;
    color: var(--text-primary);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.training-stat-label {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stop-btn {
    width: 72px;
    height: 72px;
    background: var(--error);
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
}

.stop-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl), 0 0 20px rgba(244, 67, 54, 0.5);
}

.stop-btn svg {
    width: 28px;
    height: 28px;
}

/* Replays Page - Grid Layout */
#replays {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: calc(80px + env(safe-area-inset-bottom, 0));
}

/* Sessions & Replays */
.sessions-container {
    height: 100%;
    overflow-y: auto;
    padding: var(--space-lg);
}

.sessions-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.session-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    transition: background 0.3s ease;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    margin-bottom: var(--space-md);
}

.session-content {
    flex: 1;
    padding: var(--space-xl) var(--space-lg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: transform 0.3s ease;
    position: relative;
    z-index: 1;
    min-height: 100px;
}

.session-card.swiped .session-content {
    transform: translateX(-60px);
}

.session-card:hover {
    background: var(--bg-tertiary);
}

.session-delete-btn {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 60px;
    background: var(--error);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.session-card.swiped .session-delete-btn {
    transform: translateX(0);
}

.session-delete-btn svg {
    width: 20px;
    height: 20px;
}

.session-delete-btn:hover {
    background: #d32f2f;
}

.session-info {
    flex: 1;
}

.session-date {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.session-stats {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-sm);
}

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

.session-stat-value {
    font-size: var(--font-xl);
    font-weight: 600;
    color: var(--accent-primary);
}

.session-stat-label {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.session-arrow {
    color: var(--text-secondary);
    width: 24px;
    height: 24px;
}

.session-details-container {
    height: 100%;
    overflow-y: auto;
}

.session-details-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    border-bottom: 1px solid var(--bg-secondary);
    position: relative;
}

.session-title {
    font-size: var(--font-xl);
    margin: 0;
    flex: 1;
}

/* View Toggle Buttons */
.view-toggle {
    display: flex;
    gap: var(--space-xs);
    background: var(--bg-tertiary);
    padding: var(--space-xs);
    border-radius: var(--radius-md);
}

.view-btn {
    width: 36px;
    height: 36px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-tertiary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.view-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.view-btn.active {
    background: var(--accent-primary);
    color: var(--text-primary);
}

.view-btn svg {
    width: 20px;
    height: 20px;
}

/* Replays Container - Supports both grid and list views */
.replays-container {
    padding: var(--space-lg);
    padding-bottom: calc(var(--navbar-height) + env(safe-area-inset-bottom, 0) + var(--space-xl));
}

/* Grid View Styles */
.replays-container.grid-view {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--space-sm);
    grid-auto-rows: max-content;
}

/* List View Styles */
.replays-container.list-view {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

/* Individual shot card in session details */
.session-shot-card {
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    pointer-events: auto;
    z-index: 1;
}

/* Grid view - smaller cards */
.grid-view .session-shot-card {
    border-radius: var(--radius-md);
}

.grid-view .session-shot-info {
    padding: var(--space-xs);
    display: none; /* Hide info in grid view for more compact display */
}

.session-shot-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-md);
}

.session-shot-thumbnail {
    aspect-ratio: 1/1;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.session-shot-thumbnail video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Shot card in grid layout - modern design */
#sessionShotsList .shot-card {
    flex: unset;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    display: flex;
    flex-direction: column;
}

#sessionShotsList .shot-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-md);
}

/* Shot media container - Grid view */
.grid-view .shot-media {
    aspect-ratio: 1/1;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    border-radius: var(--radius-md);
}

/* Shot media container - List view (no media) */
.list-view .shot-media {
    display: none;
}

/* Shot video styling */
.shot-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: var(--radius-md);
}

/* Responsive video controls */
.shot-video::-webkit-media-controls {
    background: transparent;
}

.shot-video::-webkit-media-controls-panel {
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
}

/* Play button overlay */
.shot-media::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 56px;
    height: 56px;
    background: rgba(255, 107, 53, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.shot-card:hover .shot-media::after {
    opacity: 1;
}

/* Play icon */
.shot-media::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-45%, -50%);
    width: 0;
    height: 0;
    border-left: 16px solid white;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.shot-card:hover .shot-media::before {
    opacity: 1;
}

/* Shot info section */
#sessionShotsList .shot-info {
    padding: var(--space-md);
    background: var(--bg-card);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* Shot stats in grid view */
#sessionShotsList .shot-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

#sessionShotsList .shot-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

#sessionShotsList .shot-stat-label {
    font-size: var(--font-xs);
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-bottom: var(--space-xs);
}

#sessionShotsList .shot-stat-value {
    font-size: var(--font-sm);
    font-weight: 700;
    color: var(--accent-primary);
}

/* Shot actions */
#sessionShotsList .shot-actions {
    display: flex;
    gap: var(--space-sm);
}

#sessionShotsList .shot-action-btn {
    flex: 1;
    padding: var(--space-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

#sessionShotsList .shot-action-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

#sessionShotsList .shot-action-btn.delete {
    background: rgba(244, 67, 54, 0.1);
    border-color: rgba(244, 67, 54, 0.3);
    color: var(--error);
}

#sessionShotsList .shot-action-btn.delete:hover {
    background: var(--error);
    border-color: var(--error);
    color: var(--text-primary);
}

#sessionShotsList .shot-action-btn svg {
    width: 16px;
    height: 16px;
}

/* Shot number badge */
.shot-number-badge {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    background: rgba(255, 107, 53, 0.95);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-sm);
    font-weight: 700;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    z-index: 2;
}

/* List View Specific Styles - Simple text rows */
.list-view .shot-card,
.list-view .session-shot-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    height: 50px;
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.list-view .session-shot-thumbnail {
    display: none;
}

.list-view .shot-info,
.list-view .session-shot-info {
    flex: 1;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 0;
}

/* List view - simplified stats */
.list-view .session-shot-stats {
    display: flex;
    flex-direction: row;
    gap: var(--space-md);
    align-items: center;
}

.list-view .shot-stat-item {
    display: flex;
    flex-direction: row;
    gap: var(--space-xs);
    align-items: baseline;
}

.list-view .shot-stat-value {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.list-view .shot-stat-label {
    font-size: var(--font-xs);
    color: var(--text-secondary);
}

.shot-number-cell {
    width: 80px;
    flex-shrink: 0;
}

.shot-number {
    font-weight: 600;
    color: var(--text-primary);
}

.shot-time {
    font-size: var(--font-xs);
    color: var(--text-secondary);
    margin-left: auto;
    margin-right: var(--space-sm);
}

.list-view .shot-stats {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    margin-bottom: 0;
}

.list-view .shot-stat {
    flex-direction: row;
    align-items: center;
    gap: var(--space-sm);
    text-align: left;
}

.list-view .shot-actions {
    flex-shrink: 0;
}

.list-view .shot-number-badge {
    font-size: var(--font-xs);
    padding: 2px 6px;
}

/* Add shot timestamp for list view */
.shot-timestamp {
    font-size: var(--font-sm);
    color: var(--text-tertiary);
    display: none;
}

.list-view .shot-timestamp {
    display: block;
}

/* Show/hide text based on view */
.list-view-only {
    display: none;
}

.list-view .list-view-only {
    display: inline;
    margin-left: var(--space-xs);
}

.shot-overlay-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-xs);
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
    color: var(--text-primary);
    font-size: var(--font-xs);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.shot-number {
    font-weight: 700;
    color: var(--accent-primary);
}

.shot-duration {
    font-family: monospace;
}

.session-shot-info {
    padding: var(--space-md);
}

.session-shot-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.shot-stat-item {
    text-align: center;
}

.session-shot-card .shot-stat-value {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.shot-stat-label {
    font-size: var(--font-xs);
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-top: var(--space-xs);
}

.shot-actions {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.shot-action-btn {
    flex: 1;
    padding: var(--space-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

.shot-action-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-primary);
}

.shot-action-btn.made {
    background: var(--success);
    color: var(--text-inverse);
}

.shot-action-btn.made:hover {
    background: var(--success);
    opacity: 0.8;
}

.shot-action-btn.missed {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-color: var(--text-tertiary);
}

.shot-action-btn.missed:hover {
    background: var(--error);
    color: var(--text-primary);
    border-color: var(--error);
}

.replay-delete-btn {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    width: 32px;
    height: 32px;
    background: rgba(0, 0, 0, 0.8);
    border: none;
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.replay-card:hover .replay-delete-btn {
    opacity: 1;
}

.replay-delete-btn:hover {
    background: #ff4444;
    color: white;
    transform: scale(1.1);
}

.replay-card {
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

.replay-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-md);
}

.replay-thumbnail {
    aspect-ratio: 9/16;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    position: relative;
}

.replay-badges {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    right: var(--space-sm);
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.badge {
    padding: var(--space-xs) var(--space-sm);
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    font-size: var(--font-xs);
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.badge-icon {
    width: 16px;
    height: 16px;
    color: var(--accent-primary);
}

.replay-play {
    position: absolute;
    bottom: var(--space-md);
    right: var(--space-md);
    width: 48px;
    height: 48px;
    background: var(--accent-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.replay-card:hover .replay-play {
    transform: scale(1.1);
    background: var(--accent-secondary);
}

.replay-play svg {
    width: 20px;
    height: 20px;
    color: var(--text-primary);
    margin-left: 2px;
}

/* Profile Page */
.profile-wrapper {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
}

.profile-header {
    padding: var(--space-xl) var(--space-lg);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    text-align: center;
    border-bottom: 1px solid var(--bg-tertiary);
    flex-shrink: 0;
}

.profile-avatar {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--space-lg);
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.profile-avatar svg {
    width: 50px;
    height: 50px;
    color: var(--text-primary);
}

.profile-name {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.profile-info {
    font-size: var(--font-base);
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.profile-badge {
    display: inline-block;
    padding: var(--space-sm) var(--space-lg);
    background: var(--accent-primary);
    color: var(--text-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.profile-content {
    padding: var(--space-lg);
    padding-bottom: calc(var(--space-lg) + 80px); /* Extra space for bottom */
}

.profile-section {
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.section-title {
    font-size: var(--font-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

/* Language Selector */
.language-selector {
    display: flex;
    gap: var(--space-md);
}

.language-btn {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

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

.language-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
}

.lang-flag {
    font-size: 1.5rem;
}

/* Hand Selector Styles */
.hand-selector {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.hand-btn {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: var(--font-md);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    transition: all var(--transition-base);
    cursor: pointer;
}

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

.hand-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
}

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

.section-icon {
    width: 24px;
    height: 24px;
    color: var(--accent-primary);
    margin-right: var(--space-sm);
}

/* Profile Stats Section */
.section-title {
    font-size: var(--font-lg);
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.stat-item {
    text-align: center;
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--bg-tertiary);
}

.stat-value {
    display: block;
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: var(--space-xs);
}

.stat-label {
    display: block;
    font-size: var(--font-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Profile Achievements Section */
.achievements-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.achievement {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--bg-tertiary);
    transition: all var(--transition-base);
}

.achievement.earned {
    border-color: var(--accent-primary);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(255, 140, 0, 0.1) 100%);
}

.achievement.locked {
    opacity: 0.7;
}

.achievement-icon {
    font-size: 32px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.achievement.earned .achievement-icon {
    background: var(--accent-primary);
}

.achievement-info {
    flex: 1;
}

.achievement-info h4 {
    font-size: var(--font-md);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.achievement-info p {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.achievement-status {
    font-size: var(--font-xs);
    color: var(--accent-primary);
    font-weight: 600;
}

.achievement-progress {
    font-size: var(--font-xs);
    color: var(--text-tertiary);
}

/* Bottom Navigation - Modern Tab Bar */
.navbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: calc(var(--navbar-height) + env(safe-area-inset-bottom, 0));
    background: var(--bg-secondary);
    border-top: 1px solid var(--bg-tertiary);
    padding: 0;
    padding-bottom: env(safe-area-inset-bottom, 0);
    display: flex;
    justify-content: space-around;
    align-items: center;
    /* Ensure navbar is always on top */
    z-index: 1000;
    backdrop-filter: blur(20px);
}

.nav-item {
    flex: 1;
    padding: var(--space-sm);
    background: transparent;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    position: relative;
}

.nav-item::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 32px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: var(--radius-sm);
    transition: transform var(--transition-base);
}

.nav-item.active {
    color: var(--accent-primary);
}

.nav-item.active::before {
    transform: translateX(-50%) scaleX(1);
}

.nav-item svg {
    width: 28px;
    height: 28px;
    stroke-width: 2.5;
}

.nav-label {
    font-size: var(--font-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Modal - Grid UI Design */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--space-md);
}

.modal.show {
    display: flex;
    animation: fadeIn var(--transition-base);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--bg-primary);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-2xl);
    max-width: min(600px, 95vw);
    max-height: 90vh;
    overflow: hidden;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    margin: var(--space-md);
}

.modal-close {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    width: 36px;
    height: 36px;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-size: var(--font-lg);
    cursor: pointer;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.modal-close:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: rotate(90deg) scale(1.1);
}

/* Modal Video Container */
#modalVideo {
    width: 100%;
    max-height: 50vh;
    background: var(--bg-secondary);
    object-fit: contain;
    display: block;
}

/* Modal Stats Grid Layout */
.modal-stats {
    flex: 1;
    padding: var(--space-lg);
    background: var(--bg-card);
    border-top: 2px solid var(--bg-tertiary);
    overflow-y: auto;
    max-height: 40vh;
}

.modal-stat-item {
    background: var(--bg-secondary);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.modal-stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.modal-stat-item:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.modal-stat-item:hover::before {
    transform: scaleX(1);
}

.modal-stat-value {
    font-size: var(--font-2xl);
    font-weight: 800;
    color: var(--accent-primary);
    margin-bottom: var(--space-xs);
}

.modal-stat-label {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Shot Details Header and Tabs */
.shot-details-header {
    display: flex;
    align-items: center;
    padding: var(--space-lg);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--bg-tertiary);
    gap: var(--space-md);
}

.shot-details-back {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--text-primary);
}

.shot-details-back:hover {
    background: var(--bg-tertiary);
    transform: translateX(-2px);
}

.shot-details-back svg {
    width: 20px;
    height: 20px;
}

.shot-details-title {
    flex: 1;
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-primary);
}

.shot-details-tabs {
    display: flex;
    gap: var(--space-xl);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--bg-tertiary);
    justify-content: center;
}

.tab-button {
    padding: var(--space-sm) var(--space-lg);
    border: none;
    background: none;
    color: var(--text-secondary);
    font-size: var(--font-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

.tab-button:hover {
    color: var(--text-primary);
}

.tab-button.active {
    color: var(--accent-primary);
}

.tab-button.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-primary);
    border-radius: 3px 3px 0 0;
}

.tab-content {
    padding: var(--space-lg);
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
    color: var(--text-tertiary);
}

.empty-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    opacity: 0.3;
}

.empty-title {
    font-size: var(--font-xl);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.empty-text {
    font-size: var(--font-base);
    color: var(--text-tertiary);
}

/* Loading States */
.skeleton {
    background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-tertiary) 50%, var(--bg-card) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Analyzing Spinner */
.analyzing-indicator {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 20px 30px;
    border-radius: 10px;
    font-size: 18px;
    z-index: 10000;
    display: none;
    align-items: center;
    gap: 15px;
}

.analyzing-indicator.show {
    display: flex;
}

.analyzing-spinner {
    width: 30px;
    height: 30px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Screen Flash Effects */
.screen-flash {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 9999;
    animation: flash 0.5s ease-out;
}

.screen-flash.excellent {
    background: rgba(0, 255, 0, 0.3);
}

.screen-flash.good {
    background: rgba(0, 123, 255, 0.3);
}

.screen-flash.average {
    background: rgba(255, 215, 0, 0.3);
}

.screen-flash.poor {
    background: rgba(255, 99, 71, 0.3);
}

.screen-flash.very-poor {
    background: rgba(255, 0, 0, 0.3);
}

@keyframes flash {
    0% { opacity: 0; }
    50% { opacity: 1; }
    100% { opacity: 0; }
}

/* Responsive Design */
@media (max-width: 375px) {
    :root {
        --font-base: 14px;
        --font-sm: 12px;
        --font-xs: 11px;
    }
    
    /* Landing Page Mobile Adjustments */
    #landing {
        padding: env(safe-area-inset-top, 20px) var(--space-md) env(safe-area-inset-bottom, 20px) var(--space-md);
    }
    
    /* Ensure consistent padding for all main containers */
    .stats-grid,
    .section-header {
        padding-left: var(--space-md);
        padding-right: var(--space-md);
    }
    
    .logo-circle {
        width: 80px;
        height: 80px;
    }
    
    .basketball-icon {
        width: 50px;
        height: 50px;
    }
    
    .app-title {
        font-size: var(--font-2xl);
    }
    
    .app-subtitle {
        font-size: var(--font-base);
        margin-bottom: var(--space-xl);
    }
    
    .auth-form {
        gap: var(--space-sm);
    }
    
    .form-input {
        padding: var(--space-md) var(--space-lg);
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    .stats-grid {
        gap: var(--space-sm);
    }
    
    .recent-shots {
        gap: var(--space-sm);
        /* Maintain horizontal padding on small screens */
        padding-left: var(--space-md);
        padding-right: var(--space-md);
    }
    
    .recent-shots .replay-card {
        flex: 0 0 120px;
        height: 120px;
    }
    
    .modal {
        padding: 0;
    }
    
    .modal-content {
        max-width: 100vw;
        max-height: 100vh;
        margin: 0;
        border-radius: 0;
        border: none;
    }
    
    .modal-close {
        top: env(safe-area-inset-top, 10px);
        right: 10px;
    }
    
    #modalVideo {
        max-height: 40vh;
    }
    
    .modal-stats {
        padding: var(--space-md);
        gap: var(--space-sm);
        max-height: 50vh;
    }
    
    .modal-stat-item {
        padding: var(--space-md);
    }
    
    .modal-stat-value {
        font-size: var(--font-xl);
    }
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .replays-container.grid-view {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .recent-shots .replay-card {
        flex: 0 0 160px;
        height: 160px;
    }
    
    .modal-content {
        max-width: min(800px, 90vw);
    }
    
    .modal-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .replays-container.grid-view {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

/* Mobile responsive for list and grid views */
@media (max-width: 480px) {
    /* Landing Page Mobile Adjustments for larger phones */
    #landing {
        padding: env(safe-area-inset-top, 20px) var(--space-md) env(safe-area-inset-bottom, 20px) var(--space-md);
    }
    
    /* Ensure consistent padding on mobile */
    .recent-shots {
        padding-left: var(--space-sm);
        padding-right: var(--space-sm);
    }
    
    .logo-container {
        margin-bottom: var(--space-lg);
    }
    
    .logo-circle {
        width: 90px;
        height: 90px;
    }
    
    .basketball-icon {
        width: 60px;
        height: 60px;
    }
    
    .landing-content {
        padding: 0 var(--space-sm);
    }
    
    .replays-container.grid-view {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
        padding: var(--space-sm);
    }
    
    .grid-view .session-shot-card {
        border-radius: var(--radius-sm);
    }
    
    .grid-view .replay-delete-btn {
        width: 24px;
        height: 24px;
        top: 4px;
        right: 4px;
        padding: 4px;
    }
    
    .grid-view .replay-delete-btn svg {
        width: 12px;
        height: 12px;
    }
    
    .list-view .session-shot-card {
        padding: var(--space-xs) var(--space-sm);
        height: 44px;
    }
    
    .shot-number-cell {
        width: 60px;
        font-size: var(--font-xs);
    }
    
    .list-view .shot-stats {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
    
    .list-view .shot-stat {
        width: 100%;
    }
    
    .view-toggle {
        position: absolute;
        right: var(--space-lg);
        top: 50%;
        transform: translateY(-50%);
    }
}

/* Safe Area Support */
@supports (padding-top: env(safe-area-inset-top)) {
    .page-header {
        padding-top: calc(var(--space-lg) + env(safe-area-inset-top, 20px));
    }
    
    .training-header {
        padding-top: calc(var(--space-lg) + env(safe-area-inset-top, 20px));
    }
    
    /* Ensure all pages have proper top padding on mobile */
    #home, #trainingSetup, #trainingInstructions, #training, #replays, #profile {
        padding-top: env(safe-area-inset-top, 0);
    }
}

/* Haptic Feedback Simulation */
.haptic {
    animation: haptic 0.1s ease-out;
}

@keyframes haptic {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(0.96); }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus Styles */
*:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* Button States */
button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Secondary Button */
.btn-secondary {
    width: 100%;
    padding: var(--space-lg) var(--space-xl);
    background: var(--bg-card);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--font-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
    transform: translateY(-1px);
}

/* Danger Button */
.btn-danger {
    width: 100%;
    padding: var(--space-lg) var(--space-xl);
    background: var(--error);
    border: none;
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--font-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
}

.btn-danger:hover {
    background: #D32F2F;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Icon Button */
.icon-btn {
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.icon-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
    transform: scale(1.05);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }

.hidden { display: none !important; }
.visible { display: block !important; }

/* Training Setup Page */
#trainingSetup {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.training-setup-content {
    padding: var(--space-lg);
    padding-bottom: calc(var(--space-lg) + 80px + env(safe-area-inset-bottom, 0)); /* Further reduced padding */
    width: 100%;
    margin: 0 auto;
}

.setup-section-title {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    text-align: center;
}

.training-modes {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-xl); /* Reduced spacing */
}

.training-mode-card {
    background: var(--bg-card);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    min-height: 90px;
}

.training-mode-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.training-mode-card.active {
    border-color: var(--accent-primary);
    background: var(--bg-tertiary);
}

.training-mode-card.active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-primary);
}

.mode-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-md);
    color: var(--accent-primary);
}

.mode-icon svg {
    width: 100%;
    height: 100%;
}

.mode-title {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.mode-description {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.mode-input {
    margin-top: var(--space-md);
}

.mode-input .form-input {
    background: var(--bg-secondary);
    border-color: var(--bg-tertiary);
    color: var(--text-primary);
    text-align: center;
    font-size: var(--font-lg);
    font-weight: 600;
}

.mode-input .form-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

/* Training Presets */
.training-presets {
    margin-bottom: var(--space-xl); /* Reduced spacing */
}

.preset-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
}

.preset-card {
    background: var(--bg-card);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    min-height: 90px;
}

.preset-card:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-primary);
    transform: translateX(4px);
}

.preset-icon {
    font-size: 32px;
    line-height: 1;
}

.preset-info {
    flex: 1;
}

.preset-title {
    font-size: var(--font-base);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.preset-description {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

/* Frosted glass effect for disabled preset cards */
.preset-card.disabled {
    position: relative;
    pointer-events: none;
    opacity: 0.9;
}

.preset-card.disabled::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    border-radius: var(--radius-md);
}

.preset-card.disabled .preset-icon {
    opacity: 0.6;
}

.preset-card.disabled .preset-info {
    opacity: 0.7;
}

.start-training-btn {
    width: 100%;
    padding: var(--space-lg);
    font-size: var(--font-lg);
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
    cursor: not-allowed;
}

.start-training-btn:not(:disabled) {
    background: var(--accent-primary);
    color: var(--text-inverse);
    cursor: pointer;
}

.start-training-btn:not(:disabled):hover {
    background: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* Training Instructions Page */
#trainingInstructions {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.instructions-content {
    padding: var(--space-lg);
    padding-bottom: calc(100px + env(safe-area-inset-bottom, 0));
    max-width: 600px;
    margin: 0 auto;
}

.instruction-icon {
    width: 120px;
    height: 120px;
    margin: var(--space-xl) auto;
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.instruction-icon svg {
    width: 60px;
    height: 60px;
    color: var(--text-primary);
}

.instruction-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-2xl);
    color: var(--text-primary);
}

.instruction-card {
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-md);
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
    transition: all var(--transition-base);
}

.instruction-card:hover {
    border-color: var(--accent-primary);
    transform: translateX(4px);
}

.instruction-number {
    width: 40px;
    height: 40px;
    background: var(--accent-primary);
    color: var(--text-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-lg);
    font-weight: 700;
    flex-shrink: 0;
}

.instruction-text h4 {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.instruction-text p {
    font-size: var(--font-base);
    color: var(--text-secondary);
    line-height: 1.5;
}

.ready-section {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-2xl) 0;
    text-align: center;
}

/* Stability training instructions */
.stability-tips {
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.stability-tips h4 {
    color: var(--text-primary);
    font-size: var(--font-lg);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.tips-list {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
    text-align: left;
}

.tips-list li {
    padding: var(--space-sm) 0;
    color: var(--text-primary);
    line-height: 1.6;
    font-size: var(--font-base);
}

.stability-note {
    margin-top: var(--space-md);
    padding: var(--space-md);
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-md);
    border-left: 4px solid #8B5CF6;
}

.stability-note p {
    margin: 0;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: var(--font-sm);
    text-align: left;
}

.mode-reminder {
    font-size: var(--font-lg);
    margin-bottom: var(--space-sm);
}

.mode-label {
    color: var(--text-secondary);
    font-weight: 600;
}

.mode-value {
    color: var(--accent-primary);
    font-weight: 700;
    margin-left: var(--space-sm);
}

.target-reminder {
    font-size: var(--font-base);
    color: var(--text-secondary);
}

.ready-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-lg) var(--space-xl);
    font-size: var(--font-lg);
    font-weight: 700;
}

/* Body Parts Indicators - Right Side */
.body-parts-indicators {
    position: absolute;
    right: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    z-index: var(--z-overlay);
}

/* Countdown Overlay Styles */
.countdown-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.countdown-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.countdown-content {
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    pointer-events: auto;
}

/* Remove joint-status container styles */

/* Remove joint-status h3 styles */

/* Remove joint-indicators container styles */

.joint-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 8px 12px;
    border-radius: var(--radius-md);
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
    min-width: 120px;
}

.joint-indicator.detected {
    background: rgba(76, 175, 80, 0.8);
    border-color: var(--success);
}

.joint-indicator.detected .joint-icon {
    filter: grayscale(0);
    opacity: 1;
}

.joint-icon {
    font-size: 18px;
    filter: grayscale(1);
    opacity: 0.7;
    transition: all var(--transition-base);
}

.joint-name {
    font-size: var(--font-xs);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

.joint-indicator.detected .joint-name {
    color: white;
}

.joint-message {
    display: none;
}

.countdown-number {
    font-size: clamp(100px, 20vw, 160px);
    font-weight: 900;
    color: white;
    background: rgba(0, 0, 0, 0.8);
    padding: var(--space-2xl);
    border-radius: var(--radius-2xl);
    min-width: 200px;
    text-align: center;
    text-shadow: 0 0 30px rgba(255, 107, 53, 0.8);
    animation: countdownPulse 1s ease-out;
    line-height: 1;
}

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

@keyframes fadeOutUp {
    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

/* Social Auth Styles */
.auth-divider {
    text-align: center;
    margin: var(--space-xl) 0;
    position: relative;
}

.auth-divider span {
    background: var(--bg-primary);
    padding: 0 var(--space-lg);
    color: var(--text-secondary);
    font-size: var(--font-sm);
    position: relative;
    z-index: 1;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-primary);
}

.social-auth-buttons {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.social-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--font-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.social-btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.google-btn:hover {
    border-color: #4285F4;
    box-shadow: 0 0 0 1px #4285F4;
}

.email-btn:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 1px var(--accent-primary);
}

.social-btn svg {
    flex-shrink: 0;
}

/* Playback Speed Control */
.playback-speed-control {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-top: 2px solid var(--bg-tertiary);
    position: relative;
    z-index: 10;
}

.speed-btn {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    min-width: 60px;
}

.speed-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border-secondary);
    transform: translateY(-1px);
}

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

.speed-btn.active {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(var(--accent-primary-rgb), 0.2);
}

.speed-btn.active:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
}

/* Responsive adjustments for speed control */
@media (max-width: 480px) {
    .playback-speed-control {
        padding: var(--space-sm) var(--space-md);
        gap: var(--space-xs);
    }
    
    .speed-btn {
        padding: var(--space-xs) var(--space-sm);
        font-size: var(--font-xs);
        min-width: 50px;
    }
}

/* Mobile Viewport and Keyboard Handling */
@media (max-height: 700px) and (max-width: 480px) {
    /* Adjust landing page when keyboard is visible */
    #landing {
        height: 100vh;
        height: 100dvh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .landing-content {
        transform: scale(0.95);
        transform-origin: center center;
        min-height: auto;
    }
    
    /* Prevent form inputs from being hidden behind keyboard */
    .auth-form {
        margin-bottom: var(--space-xl);
    }
}

/* iOS Specific Fixes */
@supports (-webkit-touch-callout: none) {
    /* Prevent bounce scrolling on iOS */
    #landing {
        position: fixed;
        width: 100%;
        height: 100vh;
        height: 100dvh;
        overflow: hidden;
    }
    
    /* Fix input zoom on iOS */
    input[type="text"],
    input[type="password"],
    input[type="email"],
    input[type="tel"],
    select,
    textarea {
        font-size: 16px !important;
    }
}

/* Auth Form Scrolling Fix */
/* Login mode - no scrolling */
#landing.login-mode {
    overflow: hidden;
    height: 100vh;
    height: 100dvh;
}

#landing.login-mode .landing-content {
    overflow: hidden;
    max-height: 100vh;
    max-height: 100dvh;
}

/* Signup mode - allow scrolling */
#landing.signup-mode {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    height: 100vh;
    height: 100dvh;
}

#landing.signup-mode .landing-content {
    overflow: visible;
    min-height: 100vh;
    min-height: 100dvh;
    padding-bottom: env(safe-area-inset-bottom, 40px);
}

/* Ensure form wrapper expands in signup mode */
#landing.signup-mode .auth-form-wrapper {
    overflow: visible;
    flex-shrink: 0;
}
/* Batch Selection and Delete Styles */
.batch-action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    margin-bottom: var(--space-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.batch-action-left {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.batch-action-right {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.batch-select-all {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.batch-select-all:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
}

.batch-count {
    color: var(--text-secondary);
    font-size: var(--font-sm);
    font-weight: 500;
}

.batch-cancel {
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.batch-cancel:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.batch-delete {
    display: flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background: var(--error);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-size: var(--font-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.batch-delete:hover {
    background: #e53935;
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.batch-delete:active {
    transform: translateY(0);
}

/* Session Card Selection Mode */
.session-card.selection-mode {
    position: relative;
    cursor: pointer;
}

.session-card.selection-mode:hover {
    border-color: var(--accent-primary);
}

.session-checkbox {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    width: 24px;
    height: 24px;
    border: 2px solid var(--border-secondary);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.session-checkbox:hover {
    border-color: var(--accent-primary);
    background: var(--bg-hover);
}

.session-card.selected .session-checkbox {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.session-card.selected .session-checkbox::after {
    content: '✓';
    color: white;
    font-size: var(--font-base);
    font-weight: bold;
}

.session-card.selected {
    border-color: var(--accent-primary);
    background: var(--accent-dim);
}

/* Edit Mode Styles */
.sessions-container.edit-mode .session-card {
    padding-left: calc(var(--space-lg) + 40px);
}

/* Hand Selector Styles */
.hand-selector {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.hand-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md);
    background: var(--bg-tertiary);
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

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

.hand-btn.active {
    background: var(--accent-dim);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.hand-icon {
    font-size: var(--font-2xl);
}

/* Responsive Adjustments */
@media (max-width: 480px) {
    .batch-action-bar {
        padding: var(--space-sm) var(--space-md);
        font-size: var(--font-sm);
    }
    
    .batch-select-all,
    .batch-cancel,
    .batch-delete {
        padding: var(--space-xs) var(--space-sm);
        font-size: var(--font-xs);
    }
    
    .session-checkbox {
        width: 20px;
        height: 20px;
        top: var(--space-sm);
        left: var(--space-sm);
    }
    
    .sessions-container.edit-mode .session-card {
        padding-left: calc(var(--space-md) + 30px);
    }
}