:root {
    --primary-color: #d4af37;
    --primary-dark: #b8941f;
    --secondary-color: #f4c542;
    --accent-color: #ffd700;
    --bg-color: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-light: #808080;
    --border-color: #333333;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.5);
    --card-shadow-hover: 0 10px 30px rgba(212, 175, 55, 0.3);
    --success-color: #d4af37;
    --gradient-primary: linear-gradient(135deg, #d4af37, #f4c542);
    --gradient-secondary: linear-gradient(135deg, #b8941f, #d4af37);
    --gradient-dark: linear-gradient(180deg, #0a0a0a 0%, #1a1a1a 100%);
}

body.light-mode {
    --bg-color: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e8e8e8;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-light: #6a6a6a;
    --border-color: #d0d0d0;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --card-shadow-hover: 0 10px 30px rgba(212, 175, 55, 0.2);
    --gradient-dark: linear-gradient(180deg, #ffffff 0%, #f5f5f5 100%);
}

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

html {
    scroll-behavior: smooth;
}

/* Respect user motion preferences & improve paint performance */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 10px rgba(212, 175, 55, 0.1);
    z-index: 1000;
    padding: 16px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 800;
}

.logo-image {
    width: 50px;
    height: 50px;
    object-fit: contain;
    border-radius: 50%;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.language-toggle {
    display: flex;
    gap: 8px;
    padding: 4px;
    background: rgba(212, 175, 55, 0.1);
    border-radius: 8px;
}

.lang-btn {
    padding: 6px 12px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.lang-btn:hover {
    background: rgba(212, 175, 55, 0.2);
    color: var(--primary-color);
}

.lang-btn.active {
    background: var(--primary-color);
    color: #000;
}

.theme-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(212, 175, 55, 0.1);
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background: rgba(212, 175, 55, 0.2);
}

.theme-toggle-icon {
    font-size: 1.2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.btn-nav-login {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-nav-login:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-nav-signup {
    background: var(--gradient-primary);
    border: none;
    color: #000000;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
    position: relative;
    overflow: hidden;
}

.btn-nav-signup::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-nav-signup:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.6);
}

.btn-nav-signup:hover::after {
    width: 300px;
    height: 300px;
}

.btn-nav-signup:active {
    transform: scale(0.98);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    margin-top: 80px;
    padding: 100px 0 80px;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

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

.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.15), rgba(244, 197, 66, 0.15));
    border: 1px solid rgba(212, 175, 55, 0.4);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 24px;
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.2);
    animation: badgeGlow 2s ease-in-out infinite;
}

@keyframes badgeGlow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(212, 175, 55, 0.2);
        border-color: rgba(212, 175, 55, 0.4);
    }
    50% {
        box-shadow: 0 0 30px rgba(212, 175, 55, 0.4);
        border-color: rgba(212, 175, 55, 0.6);
    }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-primary);
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

.btn-primary-large {
    background: var(--gradient-primary);
    color: #000000;
    border: none;
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4), 0 0 40px rgba(212, 175, 55, 0.2);
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

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

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

.btn-primary-large:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 12px 40px rgba(212, 175, 55, 0.6), 0 0 60px rgba(212, 175, 55, 0.3);
}

.btn-primary-large:active {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.5);
}

.btn-arrow {
    transition: transform 0.3s ease;
    display: inline-block;
    animation: arrowBounce 2s ease-in-out infinite;
}

@keyframes arrowBounce {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(5px); }
}

.btn-primary-large:hover .btn-arrow {
    transform: translateX(8px);
    animation: none;
}

.btn-secondary-large {
    background: rgba(26, 26, 26, 0.8);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.btn-secondary-large::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: var(--gradient-primary);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
    z-index: -1;
}

.btn-secondary-large:hover {
    border-color: var(--primary-color);
    color: #000000;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.4);
}

.btn-secondary-large:hover::before {
    width: 300%;
    height: 300%;
}

.play-icon {
    font-size: 0.8rem;
}

.hero-stats {
    display: flex;
    gap: 48px;
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 4px;
}

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

.hero-image {
    animation: fadeInRight 0.8s ease;
}

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

.hero-mockup {
    position: relative;
}

.mockup-screen {
    background: var(--bg-secondary);
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(212, 175, 55, 0.2);
    padding: 20px;
    border: 1px solid var(--border-color);
}

.mockup-header {
    margin-bottom: 20px;
}

.mockup-dots {
    display: flex;
    gap: 8px;
}

.mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
}

.mockup-dots span:first-child {
    background: #ff5f56;
}

.mockup-dots span:nth-child(2) {
    background: #ffbd2e;
}

.mockup-dots span:nth-child(3) {
    background: #27c93f;
}

.mockup-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mockup-card {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.mockup-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.mockup-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.progress-bar-mockup {
    height: 8px;
    background: var(--border-color);
    border-radius: 10px;
    margin-top: 12px;
    overflow: hidden;
}

.progress-fill-mockup {
    height: 100%;
    width: 70%;
    background: var(--gradient-primary);
    border-radius: 10px;
    animation: progressAnimation 2s ease-in-out infinite;
}

@keyframes progressAnimation {
    0%, 100% { width: 70%; }
    50% { width: 85%; }
}

/* Video Demo Section */
.video-section {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.video-container {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.video-wrapper {
    margin-top: 50px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--card-shadow-hover);
    position: relative;
    background: #000;
}

.demo-video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 20px;
    outline: none;
}

.demo-video:hover {
    cursor: pointer;
}

/* Fallback styles for video placeholder */
.video-placeholder {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(244, 197, 66, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.video-placeholder:hover {
    transform: scale(1.02);
}

.video-placeholder:hover .play-button-large {
    transform: scale(1.1);
}

.video-thumbnail {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    object-fit: contain;
    opacity: 0.3;
    filter: blur(2px);
}

.play-button-large {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.play-button-large svg {
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.3));
}

/* Features Section */
.features {
    padding: 100px 0;
    background: var(--bg-color);
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at 80% 50%, rgba(212, 175, 55, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.section-header-center {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.feature-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
    position: relative;
    overflow: hidden;
    contain: content;
}

.feature-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-shadow-hover);
    border-color: var(--primary-color);
    background: var(--bg-tertiary);
}

.feature-box:hover::before {
    transform: scaleX(1);
}

.feature-icon-large {
    font-size: 3rem;
    margin-bottom: 20px;
    display: inline-block;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    filter: drop-shadow(0 4px 8px rgba(212, 175, 55, 0.3));
}

.feature-box:hover .feature-icon-large {
    transform: scale(1.2) rotate(5deg);
    filter: drop-shadow(0 8px 16px rgba(212, 175, 55, 0.5));
}

.feature-box h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-box p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* How It Works Section */
.how-it-works {
    padding: 100px 0;
    background: var(--bg-secondary);
    position: relative;
}

.how-it-works::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.steps-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-top: 60px;
}

.step-card {
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    flex: 1;
    max-width: 320px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    position: relative;
    contain: content;
}

.step-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 2px;
    background: var(--gradient-primary);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.step-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--card-shadow-hover);
    border-color: transparent;
    background: var(--bg-secondary);
}

.step-card:hover::after {
    opacity: 1;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: #000000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 800;
    margin: 0 auto 24px;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4), 0 0 30px rgba(212, 175, 55, 0.2);
    transition: all 0.4s ease;
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4), 0 0 30px rgba(212, 175, 55, 0.2);
    }
    50% {
        box-shadow: 0 4px 20px rgba(212, 175, 55, 0.6), 0 0 50px rgba(212, 175, 55, 0.4);
    }
}

.step-card:hover .step-number {
    transform: scale(1.15) rotate(360deg);
    animation: none;
}

.step-content h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.step-visual {
    margin-top: 20px;
}

.visual-icon {
    font-size: 3rem;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.step-card:hover .visual-icon {
    animation: bounce 0.6s ease;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    25% { transform: translateY(-15px); }
    50% { transform: translateY(0); }
    75% { transform: translateY(-8px); }
}

.step-arrow {
    font-size: 2rem;
    color: var(--primary-color);
    font-weight: 800;
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
    background: var(--bg-color);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-box {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    padding: 48px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    contain: content;
}

.pricing-box:hover {
    transform: translateY(-10px);
    box-shadow: var(--card-shadow-hover);
}

.pricing-box.featured {
    border-color: var(--primary-color);
    border-width: 3px;
    box-shadow: 0 10px 40px rgba(212, 175, 55, 0.3), 0 0 60px rgba(212, 175, 55, 0.1);
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.05), rgba(26, 26, 26, 1));
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: #000000;
    padding: 6px 24px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.5);
    animation: popularBounce 2s ease-in-out infinite;
}

@keyframes popularBounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-3px);
    }
}

.pricing-header {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 2px solid var(--border-color);
}

.pricing-header h3 {
    font-size: 1.8rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.price {
    margin: 20px 0;
}

.price-currency {
    font-size: 1.5rem;
    color: var(--text-secondary);
    vertical-align: top;
}

.price-amount {
    font-size: 4rem;
    font-weight: 900;
    color: var(--primary-color);
}

.price-period {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

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

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    padding: 12px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.check {
    color: var(--success-color);
    font-weight: 800;
    font-size: 1.2rem;
}

.btn-pricing,
.btn-pricing-premium {
    width: 100%;
    padding: 16px;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-pricing {
    background: white;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

.btn-pricing-premium {
    background: var(--gradient-primary);
    border: none;
    color: #000000;
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4), 0 0 40px rgba(212, 175, 55, 0.2);
    position: relative;
    overflow: hidden;
}

.btn-pricing-premium::before {
    content: '✨';
    position: absolute;
    top: 50%;
    left: -30px;
    transform: translateY(-50%);
    font-size: 1.2rem;
    opacity: 0;
    transition: all 0.4s ease;
}

.btn-pricing-premium:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.6), 0 0 60px rgba(212, 175, 55, 0.3);
}

.btn-pricing-premium:hover::before {
    left: 10px;
    opacity: 1;
}

/* Testimonials Section */
.testimonials {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    contain: content;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.2;
    font-family: Georgia, serif;
}

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

.stars {
    color: #ffd700;
    font-size: 1.2rem;
    margin-bottom: 16px;
    display: inline-block;
    filter: drop-shadow(0 2px 4px rgba(255, 215, 0, 0.5));
}

.testimonial-card:hover .stars {
    animation: starTwinkle 0.5s ease;
}

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

.testimonial-text {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.author-location {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: #000000;
    color: white;
    text-align: center;
    position: relative;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.95;
}

.btn-cta-large {
    background: var(--gradient-primary);
    color: #000000;
    border: none;
    padding: 20px 48px;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.5), 0 0 60px rgba(212, 175, 55, 0.3);
    position: relative;
    overflow: hidden;
    animation: ctaPulse 2s ease-in-out infinite;
}

@keyframes ctaPulse {
    0%, 100% {
        box-shadow: 0 8px 30px rgba(212, 175, 55, 0.5), 0 0 60px rgba(212, 175, 55, 0.3);
    }
    50% {
        box-shadow: 0 8px 35px rgba(212, 175, 55, 0.7), 0 0 80px rgba(212, 175, 55, 0.5);
    }
}

.btn-cta-large::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: rotate(45deg);
    animation: shine 3s ease-in-out infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.btn-cta-large:hover {
    transform: translateY(-5px) scale(1.08);
    box-shadow: 0 15px 50px rgba(212, 175, 55, 0.7), 0 0 100px rgba(212, 175, 55, 0.5);
    animation: none;
}

.btn-cta-large:active {
    transform: translateY(-2px) scale(1.05);
}

.cta-note {
    margin-top: 24px;
    font-size: 0.95rem;
    opacity: 0.9;
}

/* Footer */
.footer {
    background: #000000;
    color: white;
    padding: 60px 0 30px;
    border-top: 1px solid var(--border-color);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.footer-logo .logo-image {
    width: 50px;
    height: 50px;
    object-fit: contain;
    border-radius: 50%;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-col h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

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

.modal-dialog {
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: 20px;
    padding: 48px;
    max-width: 480px;
    width: 90%;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 100px rgba(212, 175, 55, 0.2);
    border: 1px solid var(--border-color);
}

.modal-close {
    position: absolute;
    right: 20px;
    top: 20px;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-content h2 {
    font-size: 2rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.modal-subtitle {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.auth-form {
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input {
    width: 100%;
    padding: 14px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 24px;
}

.form-checkbox input {
    margin-top: 4px;
}

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

.btn-modal-primary {
    width: 100%;
    background: var(--gradient-primary);
    color: #000000;
    border: none;
    padding: 16px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
    position: relative;
    overflow: hidden;
}

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

.btn-modal-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.6);
}

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

.divider {
    text-align: center;
    margin: 24px 0;
    position: relative;
}

.divider::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.divider span {
    background: var(--bg-secondary);
    padding: 0 16px;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

.btn-social {
    width: 100%;
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    padding: 14px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-primary);
}

.btn-social:hover {
    border-color: var(--primary-color);
    background: var(--bg-tertiary);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.2);
}

.social-icon {
    width: 24px;
    height: 24px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.modal-footer-text {
    text-align: center;
    margin-top: 24px;
    color: var(--text-secondary);
}

.modal-footer-text a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.modal-footer-text a:hover {
    text-decoration: underline;
}

/* Responsive Design */

/* Large Desktop (1440px+) */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
}

/* Desktop (1024px - 1439px) - Default styles apply */

/* Tablet Landscape (768px - 1023px) */
@media (max-width: 1023px) {
    .container {
        max-width: 100%;
        padding: 0 32px;
    }
    
    .hero-container {
        gap: 48px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .steps-container {
        gap: 16px;
    }
    
    .step-card {
        padding: 32px 24px;
    }
    
    .pricing-grid {
        gap: 32px;
    }
}

/* Tablet Portrait & Mobile Landscape (768px - 1023px) */
@media (max-width: 968px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 80px 0 60px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary-large,
    .btn-secondary-large {
        width: 100%;
        max-width: 400px;
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 32px;
        flex-wrap: wrap;
    }
    
    .hero-image {
        order: -1;
    }
    
    .features {
        padding: 80px 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-box {
        padding: 32px 24px;
    }
    
    .how-it-works {
        padding: 80px 0;
    }
    
    .steps-container {
        flex-direction: column;
        gap: 32px;
    }
    
    .step-card {
        max-width: 100%;
    }
    
    .step-arrow {
        transform: rotate(90deg);
        font-size: 1.5rem;
    }
    
    .pricing {
        padding: 80px 0;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .testimonials {
        padding: 80px 0;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-section {
        padding: 80px 0;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

/* Mobile (640px - 767px) */
@media (max-width: 767px) {
    .container {
        padding: 0 20px;
    }
    
    .navbar {
        padding: 12px 0;
    }
    
    .nav-container {
        padding: 0 16px;
    }
    
    .nav-logo {
        gap: 8px;
    }
    
    .nav-logo .logo-image {
        width: 40px;
        height: 40px;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
    
    .hero {
        margin-top: 60px;
        padding: 60px 0 40px;
    }
    
    .hero-badge {
        font-size: 0.8rem;
        padding: 6px 16px;
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 32px;
    }
    
    .hero-cta {
        gap: 12px;
        margin-bottom: 40px;
    }
    
    .btn-primary-large,
    .btn-secondary-large {
        padding: 14px 32px;
        font-size: 1rem;
        width: 100%;
    }
    
    .hero-stats {
        gap: 20px;
    }
    
    .stat-item {
        flex: 1;
        min-width: 120px;
        text-align: center;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .mockup-screen {
        padding: 16px;
    }
    
    .section-header-center {
        margin-bottom: 40px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .features,
    .how-it-works,
    .pricing,
    .testimonials,
    .cta-section {
        padding: 60px 0;
    }
    
    .feature-box {
        padding: 28px 20px;
    }
    
    .feature-icon-large {
        font-size: 2.5rem;
    }
    
    .feature-box h3 {
        font-size: 1.3rem;
    }
    
    .step-card {
        padding: 28px 20px;
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        margin-bottom: 20px;
    }
    
    .step-content h3 {
        font-size: 1.2rem;
    }
    
    .visual-icon {
        font-size: 2.5rem;
    }
    
    .pricing-box {
        padding: 32px 24px;
    }
    
    .price-amount {
        font-size: 3rem;
    }
    
    .testimonial-card {
        padding: 24px 20px;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .cta-content p {
        font-size: 1rem;
    }
    
    .btn-cta-large {
        padding: 16px 36px;
        font-size: 1rem;
        width: 100%;
        max-width: 400px;
    }
    
    .cta-note {
        font-size: 0.85rem;
    }
    
    .footer {
        padding: 48px 0 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        margin-bottom: 32px;
    }
    
    .footer-logo {
        justify-content: center;
    }
    
    .footer-col {
        text-align: center;
    }
    
    .modal-content {
        padding: 32px 24px;
        width: 95%;
    }
    
    .modal-content h2 {
        font-size: 1.5rem;
    }
}

/* Small Mobile (480px - 639px) */
@media (max-width: 639px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 16px;
        width: 100%;
    }
    
    .stat-item {
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 12px;
        background: var(--bg-secondary);
        border-radius: 8px;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .btn-primary-large,
    .btn-secondary-large {
        padding: 14px 24px;
        font-size: 0.95rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .feature-box h3 {
        font-size: 1.2rem;
    }
    
    .step-arrow {
        font-size: 1.2rem;
        margin: 16px 0;
    }
    
    .pricing-header h3 {
        font-size: 1.5rem;
    }
    
    .price-amount {
        font-size: 2.5rem;
    }
    
    .cta-content h2 {
        font-size: 1.5rem;
    }
    
    .btn-cta-large {
        padding: 14px 28px;
        font-size: 0.95rem;
    }
}

/* Extra Small Mobile (< 480px) */
@media (max-width: 479px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .btn-primary-large,
    .btn-secondary-large,
    .btn-cta-large {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.4rem;
    }
    
    .section-subtitle {
        font-size: 0.9rem;
    }
    
    .feature-icon-large {
        font-size: 2rem;
    }
    
    .feature-box h3 {
        font-size: 1.1rem;
    }
    
    .feature-box p {
        font-size: 0.9rem;
    }
    
    .step-number {
        width: 45px;
        height: 45px;
        font-size: 1.3rem;
    }
    
    .step-content h3 {
        font-size: 1.1rem;
    }
    
    .step-content p {
        font-size: 0.9rem;
    }
    
    .pricing-box {
        padding: 24px 16px;
    }
    
    .price-amount {
        font-size: 2.2rem;
    }
    
    .testimonial-card {
        padding: 20px 16px;
    }
    
    .cta-content h2 {
        font-size: 1.3rem;
    }
    
    .modal-content {
        padding: 24px 16px;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn-primary-large,
    .btn-secondary-large,
    .btn-cta-large,
    .btn-nav-signup,
    .btn-pricing,
    .btn-pricing-premium,
    .btn-modal-primary {
        min-height: 48px;
        min-width: 48px;
    }
    
    .feature-box:hover,
    .step-card:hover,
    .pricing-box:hover,
    .testimonial-card:hover {
        transform: none;
    }
    
    .feature-box:active,
    .step-card:active,
    .pricing-box:active,
    .testimonial-card:active {
        transform: scale(0.98);
    }
}

/* Landscape Mobile Optimization */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        padding: 40px 0 30px;
    }
    
    .hero-container {
        gap: 24px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
        margin-bottom: 20px;
    }
    
    .hero-cta {
        margin-bottom: 24px;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .features,
    .how-it-works,
    .pricing,
    .testimonials,
    .cta-section {
        padding: 40px 0;
    }
}