/* Modern CloudMiner Pro - Amazing Glass Morphism Design */
:root {
    /* Modern Color Palette */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --warning-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --info-gradient: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    
    /* Dark Theme */
    --dark-bg: #0a0a0a;
    --card-bg: rgba(255, 255, 255, 0.05);
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-bg-light: rgba(255, 255, 255, 0.05);
    --glass-bg-heavy: rgba(255, 255, 255, 0.15);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);
    --text-accent: #4facfe;
    
    /* Border Colors */
    --border-color: rgba(255, 255, 255, 0.2);
    --border-color-light: rgba(255, 255, 255, 0.1);
    --border-color-heavy: rgba(255, 255, 255, 0.3);
    
    /* Light Theme Variables */
    --light-bg: #ffffff;
    --light-card-bg: #f8f9fa;
    --light-glass-bg: rgba(0, 0, 0, 0.05);
    --light-glass-bg-light: rgba(0, 0, 0, 0.02);
    --light-glass-bg-heavy: rgba(0, 0, 0, 0.08);
    
    /* Light Theme Text Colors */
    --light-text-primary: #212529;
    --light-text-secondary: #495057;
    --light-text-muted: #6c757d;
    --light-text-accent: #0056b3;
    
    /* Light Theme Border Colors */
    --light-border-color: rgba(0, 0, 0, 0.15);
    --light-border-color-light: rgba(0, 0, 0, 0.08);
    --light-border-color-heavy: rgba(0, 0, 0, 0.25);
    
    /* Shadows */
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 25px 50px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(79, 172, 254, 0.3);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 50%;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Light Mode Body Styles */
body.light-mode {
    background: var(--light-bg);
    color: var(--light-text-primary);
}

body.light-mode::before {
    background: 
        radial-gradient(circle at 20% 80%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(240, 147, 251, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(79, 172, 254, 0.08) 0%, transparent 50%);
}

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%);
    animation: backgroundShift 20s ease-in-out infinite;
    z-index: -1;
}

@keyframes backgroundShift {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* Floating Particles */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    animation: float 15s infinite linear;
}

@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) rotate(360deg);
        opacity: 0;
    }
}

/* Navigation */
.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

body.light-mode .navbar {
    background: var(--light-glass-bg);
    border-bottom: 1px solid var(--light-border-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

body.light-mode .navbar-brand {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-nav .nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    position: relative;
}

body.light-mode .navbar-nav .nav-link {
    color: var(--light-text-secondary);
    font-weight: 600;
}

.navbar-nav .nav-link:hover {
    color: var(--text-accent);
    background: var(--glass-bg-light);
}

body.light-mode .navbar-nav .nav-link:hover {
    color: var(--light-text-accent);
    background: var(--light-glass-bg-light);
}

.navbar-nav .nav-link.active {
    color: var(--text-accent);
    background: var(--glass-bg);
}

body.light-mode .navbar-nav .nav-link.active {
    color: var(--light-text-accent);
    background: var(--light-glass-bg);
}

/* Buttons */
.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

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

.btn-primary {
    background: var(--success-gradient);
    color: white;
    box-shadow: var(--shadow-medium);
}

body.light-mode .btn-primary {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 86, 179, 0.3);
    font-weight: 600;
}

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

body.light-mode .btn-primary:hover {
    background: linear-gradient(135deg, #004085 0%, #002752 100%);
    box-shadow: 0 8px 25px rgba(0, 86, 179, 0.4);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

body.light-mode .btn-outline {
    background: transparent;
    color: var(--light-text-primary);
    border: 2px solid var(--light-border-color);
    font-weight: 600;
}

.btn-outline:hover {
    background: var(--glass-bg);
    border-color: var(--text-accent);
    color: var(--text-accent);
    transform: translateY(-2px);
}

body.light-mode .btn-outline:hover {
    background: var(--light-glass-bg);
    border-color: var(--light-text-accent);
    color: var(--light-text-accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 86, 179, 0.2);
}

/* Calculate Button */
.calculate-btn {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
    color: white;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    margin-top: var(--spacing-xl);
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--shadow-medium);
    position: relative;
    overflow: hidden;
}

.calculate-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
    background: linear-gradient(135deg, var(--accent-secondary), var(--accent-primary));
}

.calculate-btn:active {
    transform: translateY(-1px);
}

/* Hero Section */
.hero-section {
    padding: var(--spacing-xxl) 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    z-index: 2;
    position: relative;
}

.hero-badge {
    display: inline-block;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--text-accent);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

body.light-mode .hero-badge {
    background: var(--light-glass-bg);
    border: 1px solid var(--light-border-color);
    color: var(--light-text-accent);
    font-weight: 700;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

body.light-mode .hero-title {
    color: var(--light-text-primary);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.light-mode .gradient-text {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xxl);
    max-width: 500px;
}

body.light-mode .hero-subtitle {
    color: var(--light-text-secondary);
    font-weight: 500;
}

.hero-buttons {
    margin-bottom: var(--spacing-xxl);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
}

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

.hero-stat .stat-number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-accent);
    margin-bottom: var(--spacing-xs);
}

body.light-mode .hero-stat .stat-number {
    color: var(--light-text-accent);
    font-weight: 900;
}

.hero-stat .stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

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

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.mining-animation {
    position: relative;
    width: 300px;
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.mining-center {
    width: 80px;
    height: 80px;
    background: var(--success-gradient);
    border-radius: var(--radius-full);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    color: white;
    box-shadow: var(--shadow-glow);
    z-index: 3;
}

.mining-ring {
    position: absolute;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    animation: rotate 10s linear infinite;
}

.ring-1 {
    width: 120px;
    height: 120px;
    animation-duration: 8s;
}

.ring-2 {
    width: 180px;
    height: 180px;
    animation-duration: 12s;
    animation-direction: reverse;
}

.ring-3 {
    width: 240px;
    height: 240px;
    animation-duration: 16s;
}

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

.mining-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.mining-particles .particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--text-accent);
    border-radius: var(--radius-full);
    animation: orbit 6s linear infinite;
}

.mining-particles .particle:nth-child(1) { top: 20%; left: 50%; animation-delay: 0s; }
.mining-particles .particle:nth-child(2) { top: 50%; right: 20%; animation-delay: 1s; }
.mining-particles .particle:nth-child(3) { bottom: 20%; left: 50%; animation-delay: 2s; }
.mining-particles .particle:nth-child(4) { top: 50%; left: 20%; animation-delay: 3s; }
.mining-particles .particle:nth-child(5) { top: 30%; left: 30%; animation-delay: 4s; }
.mining-particles .particle:nth-child(6) { bottom: 30%; right: 30%; animation-delay: 5s; }

@keyframes orbit {
    0% { transform: rotate(0deg) translateX(100px) rotate(0deg); }
    100% { transform: rotate(360deg) translateX(100px) rotate(-360deg); }
}

/* Statistics Section */
.stats-section {
    padding: var(--spacing-xxl) 0;
    background: var(--glass-bg-light);
    backdrop-filter: blur(20px);
}

body.light-mode .stats-section {
    background: var(--light-glass-bg-light);
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-medium);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    height: 100%;
}

body.light-mode .stat-card {
    background: var(--light-glass-bg);
    border: 1px solid var(--light-border-color);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--success-gradient);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--success-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    margin: 0 auto var(--spacing-md);
    box-shadow: var(--shadow-medium);
}

.stat-content {
    flex: 1;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

body.light-mode .stat-number {
    color: var(--light-text-primary);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

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

/* Investment Plans */
.plans-section {
    padding: var(--spacing-xxl) 0;
}

.section-header {
    margin-bottom: var(--spacing-xxl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.light-mode .section-title {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

body.light-mode .section-subtitle {
    color: var(--light-text-secondary);
    font-weight: 500;
}

.plan-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xxl);
    text-align: center;
    box-shadow: var(--shadow-medium);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

body.light-mode .plan-card {
    background: var(--light-glass-bg);
    border: 1px solid var(--light-border-color);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.plan-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--success-gradient);
}

.plan-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-glow);
    border-color: var(--text-accent);
}

.plan-card.featured {
    border-color: var(--text-accent);
    box-shadow: var(--shadow-glow);
    transform: scale(1.05);
}

.plan-badge {
    position: absolute;
    top: -1px;
    right: var(--spacing-lg);
    background: var(--success-gradient);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    font-size: 0.8rem;
    font-weight: 600;
}

.plan-header {
    margin-bottom: var(--spacing-lg);
}

.plan-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

body.light-mode .plan-name {
    color: var(--light-text-primary);
    font-weight: 800;
}

.plan-price {
    font-size: 2rem;
    font-weight: 800;
    background: var(--success-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.light-mode .plan-price {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.plan-return {
    color: var(--text-accent);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

body.light-mode .plan-return {
    color: var(--light-text-accent);
    font-weight: 700;
}

.plan-features {
    list-style: none;
    padding: 0;
    margin-bottom: var(--spacing-xl);
    flex-grow: 1;
}

.plan-features li {
    color: var(--text-secondary);
    padding: var(--spacing-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

body.light-mode .plan-features li {
    color: var(--light-text-secondary);
    font-weight: 500;
}

.plan-features li i {
    color: var(--text-accent);
    font-size: 0.9rem;
}

body.light-mode .plan-features li i {
    color: var(--light-text-accent);
}

.plan-button {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--success-gradient);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

body.light-mode .plan-button {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(0, 86, 179, 0.3);
}

.plan-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.plan-button:hover::before {
    left: 100%;
}

.plan-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

body.light-mode .plan-button:hover {
    background: linear-gradient(135deg, #004085 0%, #002752 100%);
    box-shadow: 0 8px 25px rgba(0, 86, 179, 0.4);
    transform: translateY(-3px);
}

/* Profit Calculator */
.calculator-section {
    padding: var(--spacing-xxl) 0;
    background: var(--glass-bg-light);
    backdrop-filter: blur(20px);
}

body.light-mode .calculator-section {
    background: var(--light-glass-bg-light);
}

.calculator-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xxl);
    box-shadow: var(--shadow-medium);
    position: relative;
    overflow: hidden;
}

body.light-mode .calculator-card {
    background: var(--light-glass-bg);
    border: 1px solid var(--light-border-color);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.calculator-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--warning-gradient);
}

.calculator-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.calculator-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

body.light-mode .calculator-title {
    color: var(--light-text-primary);
    font-weight: 800;
}

.calculator-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

body.light-mode .calculator-subtitle {
    color: var(--light-text-secondary);
    font-weight: 500;
}

.calculator-input {
    background: var(--glass-bg-light);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    color: var(--text-primary);
    font-size: 1rem;
    width: 100%;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

body.light-mode .calculator-input {
    background: var(--light-glass-bg-light);
    border: 2px solid var(--light-border-color);
    color: var(--light-text-primary);
    font-weight: 500;
}

.calculator-input:focus {
    outline: none;
    border-color: var(--text-accent);
    background: var(--glass-bg);
    box-shadow: 0 0 0 3px rgba(79, 172, 254, 0.1);
}

body.light-mode .calculator-input:focus {
    border-color: var(--light-text-accent);
    background: var(--light-glass-bg);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.2);
}

.calculator-input[readonly] {
    background: rgba(79, 172, 254, 0.05);
    color: var(--text-secondary);
    cursor: not-allowed;
    border-color: var(--border-color);
}

body.light-mode .calculator-input[readonly] {
    background: rgba(0, 86, 179, 0.05);
    color: var(--light-text-secondary);
    border-color: var(--light-border-color);
}

.calculator-input[readonly]:focus {
    border-color: var(--border-color);
    box-shadow: none;
}

body.light-mode .calculator-input[readonly]:focus {
    border-color: var(--light-border-color);
}

.calculator-input + small {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.8rem;
    color: var(--text-accent);
    font-weight: 500;
}

#priceStatus {
    color: var(--accent-primary) !important;
    font-weight: 600;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.calculator-input::placeholder {
    color: var(--text-muted);
}

body.light-mode .calculator-input::placeholder {
    color: var(--light-text-muted);
    font-weight: 500;
}

.calculator-input select,
.calculator-input option {
    background: var(--glass-bg-light);
    color: var(--text-primary);
    border: none;
    outline: none;
}

.calculator-input select:focus {
    background: var(--glass-bg);
}

.calculator-input option {
    background: var(--dark-bg);
    color: var(--text-primary);
    padding: var(--spacing-sm);
}

.calculator-results {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.result-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--glass-bg-light);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color-light);
}

.result-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.result-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-accent);
}

.result-value small {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
    display: block;
    margin-top: var(--spacing-xs);
}

/* Cryptocurrency Selection */
.crypto-selection {
    margin-bottom: var(--spacing-xl);
}

.crypto-card {
    background: var(--glass-bg-light);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

body.light-mode .crypto-card {
    background: var(--light-glass-bg-light);
    border: 2px solid var(--light-border-color);
}

.crypto-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
    border-color: var(--text-accent);
}

body.light-mode .crypto-card:hover {
    border-color: var(--light-text-accent);
    box-shadow: 0 8px 25px rgba(0, 86, 179, 0.15);
}

.crypto-card.active {
    background: rgba(79, 172, 254, 0.1);
    border-color: var(--text-accent);
    box-shadow: 0 0 20px rgba(79, 172, 254, 0.3);
}

body.light-mode .crypto-card.active {
    background: rgba(0, 86, 179, 0.1);
    border-color: var(--light-text-accent);
    box-shadow: 0 0 20px rgba(0, 86, 179, 0.3);
}

.crypto-icon {
    font-size: 2.5rem;
    margin: 0 auto var(--spacing-md) auto;
    color: var(--text-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.crypto-icon svg {
    width: 28px;
    height: 28px;
    transition: all 0.3s ease;
}

.crypto-card:hover .crypto-icon {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.crypto-card:hover .crypto-icon svg {
    transform: scale(1.1);
}

body.light-mode .crypto-icon {
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-mode .crypto-card:hover .crypto-icon {
    background: rgba(0, 0, 0, 0.08);
    border-color: rgba(0, 0, 0, 0.15);
}

.crypto-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

body.light-mode .crypto-name {
    color: var(--light-text-primary);
    font-weight: 700;
}

.crypto-tag {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-left: var(--spacing-xs);
}

body.light-mode .crypto-tag {
    color: var(--light-text-muted);
    font-weight: 500;
}

.crypto-price {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-accent);
    background: rgba(79, 172, 254, 0.1);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(79, 172, 254, 0.2);
    display: inline-block;
    margin-top: var(--spacing-sm);
}

body.light-mode .crypto-price {
    color: var(--light-text-accent);
    background: rgba(0, 86, 179, 0.1);
    border: 1px solid rgba(0, 86, 179, 0.2);
    font-weight: 600;
}

/* Investment Inputs */
.investment-inputs {
    margin-bottom: var(--spacing-xl);
}

.input-group {
    display: flex;
    align-items: center;
}

.input-group .calculator-input {
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    border-right: none;
}

.input-group .btn {
    border-radius: 0;
    border-left: none;
    background: var(--glass-bg-light);
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: var(--spacing-md) var(--spacing-sm);
    transition: all 0.3s ease;
}

.input-group .btn:hover {
    background: var(--text-accent);
    border-color: var(--text-accent);
    color: white;
}

.input-group .btn:last-child {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* Results Display */
.results-display {
    margin-bottom: var(--spacing-xl);
}

.result-card {
    background: var(--glass-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-medium);
    height: 180px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

body.light-mode .result-card {
    background: var(--light-glass-bg);
    border: 2px solid var(--light-border-color);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.result-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: var(--text-accent);
}

body.light-mode .result-card:hover {
    border-color: var(--light-text-accent);
    box-shadow: 0 15px 40px rgba(0, 86, 179, 0.2);
}

.result-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-accent);
    background: rgba(79, 172, 254, 0.1);
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.result-content {
    position: relative;
}

.result-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.result-value {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.2;
}

body.light-mode .result-value {
    color: var(--light-text-primary);
    font-weight: 900;
}

.profit-period {
    background: var(--glass-bg-light);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 600;
    width: 100%;
    text-align: center;
    margin-top: var(--spacing-md);
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

body.light-mode .profit-period {
    background: var(--light-glass-bg-light);
    border: 2px solid var(--light-border-color);
    color: var(--light-text-primary);
    font-weight: 700;
}

.profit-period:hover {
    border-color: var(--text-accent);
    background: rgba(79, 172, 254, 0.1);
}

body.light-mode .profit-period:hover {
    border-color: var(--light-text-accent);
    background: rgba(0, 86, 179, 0.1);
}

.profit-period:focus {
    outline: none;
    border-color: var(--text-accent);
    box-shadow: 0 0 0 3px rgba(79, 172, 254, 0.2);
}

body.light-mode .profit-period:focus {
    border-color: var(--light-text-accent);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.2);
}

/* Chart Button */
#chartBtn {
    background: var(--warning-gradient);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    color: white;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

#chartBtn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-medium);
}

/* About Section */
.about-section {
    padding: var(--spacing-xxl) 0;
}

.about-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.light-mode .about-title {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
}

body.light-mode .about-text {
    color: var(--light-text-secondary);
    font-weight: 500;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--success-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    flex-shrink: 0;
}

.feature-content h4 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

body.light-mode .feature-content h4 {
    color: var(--light-text-primary);
    font-weight: 700;
}

.feature-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

body.light-mode .feature-content p {
    color: var(--light-text-secondary);
    font-weight: 500;
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-medium);
    width: 100%;
    max-width: 400px;
}

body.light-mode .about-card {
    background: var(--light-glass-bg);
    border: 1px solid var(--light-border-color);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.about-card-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color-light);
}

.about-card-header h4 {
    color: var(--text-primary);
    font-weight: 600;
}

body.light-mode .about-card-header h4 {
    color: var(--light-text-primary);
    font-weight: 700;
}

.mining-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color-light);
}

.mining-stat:last-child {
    border-bottom: none;
}

.mining-stat .stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

body.light-mode .mining-stat .stat-label {
    color: var(--light-text-secondary);
    font-weight: 500;
}

.mining-stat .stat-value {
    color: var(--text-accent);
    font-weight: 700;
    font-size: 1.1rem;
}

body.light-mode .mining-stat .stat-value {
    color: var(--light-text-accent);
    font-weight: 800;
}

/* Footer */
.footer {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
    margin-top: var(--spacing-xxl);
}

body.light-mode .footer {
    background: var(--light-glass-bg);
    border-top: 1px solid var(--light-border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h5 {
    color: var(--text-primary);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

body.light-mode .footer-section h5 {
    color: var(--light-text-primary);
    font-weight: 800;
}

.footer-section p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

body.light-mode .footer-section p {
    color: var(--light-text-secondary);
    font-weight: 500;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

body.light-mode .footer-section ul li a {
    color: var(--light-text-secondary);
    font-weight: 500;
}

.footer-section ul li a:hover {
    color: var(--text-accent);
}

body.light-mode .footer-section ul li a:hover {
    color: var(--light-text-accent);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--glass-bg-light);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

body.light-mode .social-links a {
    background: var(--light-glass-bg-light);
    border: 1px solid var(--light-border-color);
    color: var(--light-text-secondary);
}

.social-links a:hover {
    background: var(--text-accent);
    color: white;
    transform: translateY(-2px);
}

body.light-mode .social-links a:hover {
    background: var(--light-text-accent);
    color: white;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

body.light-mode .contact-item {
    color: var(--light-text-secondary);
    font-weight: 500;
}

.contact-item i {
    color: var(--text-accent);
    width: 16px;
}

body.light-mode .contact-item i {
    color: var(--light-text-accent);
}

.footer-bottom {
    border-top: 1px solid var(--border-color-light);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: var(--text-muted);
}

body.light-mode .footer-bottom {
    border-top: 1px solid var(--light-border-color-light);
    color: var(--light-text-muted);
    font-weight: 500;
}

/* Forms */
.form-label {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    display: block;
}

body.light-mode .form-label {
    color: var(--light-text-primary);
    font-weight: 700;
}

.form-control {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--glass-bg-light);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

body.light-mode .form-control {
    background: var(--light-glass-bg-light);
    border: 2px solid var(--light-border-color);
    color: var(--light-text-primary);
    font-weight: 500;
}

.form-control:focus {
    outline: none;
    border-color: var(--text-accent);
    background: var(--glass-bg);
    box-shadow: 0 0 0 3px rgba(79, 172, 254, 0.1);
}

body.light-mode .form-control:focus {
    border-color: var(--light-text-accent);
    background: var(--light-glass-bg);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.2);
}

.form-control::placeholder {
    color: var(--text-muted);
}

body.light-mode .form-control::placeholder {
    color: var(--light-text-muted);
    font-weight: 500;
}

/* Alerts */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    border: none;
    backdrop-filter: blur(10px);
}

.alert-success {
    background: rgba(79, 172, 254, 0.1);
    color: var(--text-accent);
    border: 1px solid rgba(79, 172, 254, 0.2);
}

body.light-mode .alert-success {
    background: rgba(0, 86, 179, 0.1);
    color: var(--light-text-accent);
    border: 1px solid rgba(0, 86, 179, 0.2);
    font-weight: 600;
}

.alert-danger {
    background: rgba(245, 87, 108, 0.1);
    color: #f5576c;
    border: 1px solid rgba(245, 87, 108, 0.2);
}

body.light-mode .alert-danger {
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
    border: 1px solid rgba(220, 53, 69, 0.2);
    font-weight: 600;
}

.alert-warning {
    background: rgba(250, 112, 154, 0.1);
    color: #fa709a;
    border: 1px solid rgba(250, 112, 154, 0.2);
}

body.light-mode .alert-warning {
    background: rgba(255, 193, 7, 0.1);
    color: #ffc107;
    border: 1px solid rgba(255, 193, 7, 0.2);
    font-weight: 600;
}

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

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

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(79, 172, 254, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(79, 172, 254, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(79, 172, 254, 0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .mining-animation {
        width: 250px;
        height: 250px;
    }
    
    .calculator-results {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        gap: var(--spacing-md);
    }
    
    /* Mobile Navigation Buttons */
    .navbar-nav .btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
        margin: 0.2rem 0;
        width: 100%;
        max-width: 140px;
        border-radius: 6px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .navbar-nav .btn-outline {
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.2);
        color: var(--text-primary);
        backdrop-filter: blur(10px);
    }
    
    .navbar-nav .btn-primary {
        background: var(--success-gradient);
        border: none;
        color: white;
        box-shadow: 0 2px 8px rgba(79, 172, 254, 0.3);
    }
    
    .navbar-nav .btn:hover {
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(79, 172, 254, 0.4);
    }
    
    /* Mobile Navbar Spacing */
    .navbar-nav {
        padding: 1rem 0;
        gap: 0.5rem;
    }
    
    .navbar-nav .nav-item {
        margin: 0;
    }
    
    /* Mobile Navbar Toggle */
    .navbar-toggler {
        border: none;
        padding: 0.25rem 0.5rem;
    }
    
    .navbar-toggler:focus {
        box-shadow: none;
    }
    
    .navbar-toggler-icon {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .about-title {
        font-size: 1.75rem;
    }
    
    .plan-card {
        padding: var(--spacing-lg);
    }
    
    .stat-card {
        padding: var(--spacing-lg);
    }
    
    .calculator-card {
        padding: var(--spacing-lg);
    }
    
    .mining-animation {
        width: 200px;
        height: 200px;
    }
    
    /* Extra Small Mobile Navigation Buttons */
    .navbar-nav .btn {
        padding: 0.3rem 0.6rem;
        font-size: 0.75rem;
        margin: 0.15rem 0;
        max-width: 120px;
        border-radius: 5px;
        height: 32px;
    }
    
    .navbar-nav {
        padding: 0.8rem 0;
        gap: 0.3rem;
    }
    
    /* Mobile Navbar Container */
    .navbar-collapse {
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(20px);
        border-radius: 12px;
        margin-top: 1rem;
        padding: 1rem;
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    body.light-mode .navbar-collapse {
        background: rgba(255, 255, 255, 0.95);
        border: 1px solid rgba(0, 0, 0, 0.1);
    }
}

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

.d-none { display: none; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

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

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}

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

/* Dashboard Showcase Styles */
.dashboard-showcase {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

.dashboard-container {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dashboard-frame {
    width: 100%;
    height: 500px;
    background: #1a1a1a;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
}

.dashboard-iframe-container {
    width: 100%;
    height: calc(100% - 40px);
    overflow: hidden;
}

.dashboard-iframe {
    width: 100%;
    height: 100%;
    border: none;
    transform: scale(0.8);
    transform-origin: top left;
    width: 125%;
    height: 125%;
}

.browser-header {
    height: 40px;
    background: #2a2a2a;
    display: flex;
    align-items: center;
    padding: 0 16px;
    border-bottom: 1px solid #333;
}

.browser-controls {
    display: flex;
    gap: 8px;
    margin-right: 16px;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.close { background: #ff5f57; }
.control.minimize { background: #ffbd2e; }
.control.maximize { background: #28ca42; }

.browser-title {
    color: #fff;
    font-size: 14px;
    font-weight: 500;
}

.dashboard-content {
    height: calc(100% - 40px);
    display: flex;
}

.dashboard-content.dark {
    background: #000000;
}

.dashboard-content.light {
    background: #f8f9fa;
}

.dashboard-sidebar {
    width: 200px;
    background: #1a1a1a;
    padding: 20px 0;
    border-right: 1px solid #333;
}

.dashboard-content.light .dashboard-sidebar {
    background: #ffffff;
    border-right: 1px solid #e9ecef;
}

.sidebar-header {
    padding: 0 20px 20px;
    border-bottom: 1px solid #333;
    margin-bottom: 20px;
}

.dashboard-content.light .sidebar-header {
    border-bottom: 1px solid #e9ecef;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
    font-weight: 600;
    font-size: 16px;
}

.dashboard-content.light .logo-section {
    color: #212529;
}

.logo-section i {
    font-size: 20px;
    color: #4facfe;
}

.sidebar-nav {
    padding: 0 12px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    margin-bottom: 4px;
    border-radius: 8px;
    color: #b0b0b0;
    font-size: 14px;
    transition: all 0.3s ease;
}

.dashboard-content.light .nav-item {
    color: #6c757d;
}

.nav-item.active {
    background: rgba(79, 172, 254, 0.1);
    color: #4facfe;
    border-left: 3px solid #4facfe;
}

.dashboard-content.light .nav-item.active {
    background: #e3f2fd;
    color: #4facfe;
}

.nav-item i {
    width: 16px;
    text-align: center;
}

.dashboard-main {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: #2a2a2a;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid #333;
    display: flex;
    align-items: center;
    gap: 16px;
}

.dashboard-content.light .stat-card {
    background: #ffffff;
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}

.dashboard-content.light .stat-value {
    color: #212529;
}

.stat-label {
    font-size: 12px;
    color: #b0b0b0;
    font-weight: 500;
}

.dashboard-content.light .stat-label {
    color: #6c757d;
}

.mining-section {
    background: #2a2a2a;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid #333;
}

.dashboard-content.light .mining-section {
    background: #ffffff;
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.mining-section h3 {
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
}

.dashboard-content.light .mining-section h3 {
    color: #212529;
}

.mining-status {
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #28ca42;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.mining-status span {
    color: #b0b0b0;
    font-size: 14px;
    font-weight: 500;
}

.dashboard-content.light .mining-status span {
    color: #6c757d;
}

.theme-toggle-demo {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    padding: 0 20px;
}

.toggle-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #b0b0b0;
    font-size: 14px;
    font-weight: 500;
}

.toggle-indicator i {
    font-size: 16px;
}

.toggle-indicator:first-child i {
    color: #4facfe;
}

.toggle-indicator:last-child i {
    color: #ffc107;
}

.dashboard-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    color: #b0b0b0;
    font-size: 14px;
    font-weight: 500;
}

.dashboard-label i {
    color: #4facfe;
    font-size: 16px;
}

/* Dashboard Showcase Responsive */
@media (max-width: 768px) {
    .dashboard-frame {
        height: 400px;
    }
    
    .dashboard-iframe {
        transform: scale(0.6);
        width: 166.67%;
        height: 166.67%;
    }
    
    .dashboard-label {
        font-size: 12px;
        margin-top: 15px;
    }
}

@media (max-width: 480px) {
    .dashboard-frame {
        height: 350px;
    }
    
    .dashboard-iframe {
        transform: scale(0.5);
        width: 200%;
        height: 200%;
    }
}

/* Mobile Crypto Options Styling */
@media (max-width: 768px) {
    .crypto-option {
        padding: 12px 16px !important;
        margin: 8px 0 !important;
        border-radius: 12px !important;
        background: var(--card) !important;
        border: 2px solid var(--border) !important;
        transition: all 0.3s ease !important;
        min-height: 60px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex-direction: column !important;
        text-align: center !important;
    }
    
    .crypto-option:hover {
        border-color: var(--primary) !important;
        background: var(--primary-light) !important;
        transform: translateY(-2px) !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
    }
    
    .crypto-option.active {
        border-color: var(--primary) !important;
        background: var(--primary-gradient) !important;
        color: white !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2) !important;
    }
    
    .crypto-icon {
        width: 32px !important;
        height: 32px !important;
        margin-bottom: 8px !important;
        border-radius: 50% !important;
    }
    
    .crypto-option span {
        font-size: 14px !important;
        font-weight: 600 !important;
        margin: 0 !important;
    }
    
    .crypto-options-grid {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 12px !important;
        margin: 20px 0 !important;
    }
}

@media (max-width: 480px) {
    .crypto-options-grid {
        grid-template-columns: 1fr !important;
        gap: 8px !important;
    }
    
    .crypto-option {
        padding: 16px 12px !important;
        min-height: 70px !important;
    }
    
    .crypto-icon {
        width: 28px !important;
        height: 28px !important;
    }
}