/* ========================================
   MixPayz Landing Page Styles
   Premium Design with Glassmorphism
======================================== */

/* CSS Variables */
:root {
    /* Color Palette */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --dark-gradient: linear-gradient(180deg, #0a0a0f 0%, #1a1a2e 50%, #16213e 100%);
    
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #00f2fe;
    --success-color: #00d26a;
    --warning-color: #ffc107;
    
    --bg-dark: #0a0a0f;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.1);
    
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    
    --border-color: rgba(255, 255, 255, 0.1);
    --border-glow: rgba(102, 126, 234, 0.5);
    
    /* Typography */
    --font-primary: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Fira Code', 'Monaco', monospace;
    
    /* Spacing */
    --section-padding: 120px 0;
    --container-max-width: 1200px;
    
    /* Effects */
    --glass-blur: 20px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Animated Background */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.gradient-sphere {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s ease-in-out infinite;
}

.sphere-1 {
    width: 600px;
    height: 600px;
    background: var(--primary-gradient);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.sphere-2 {
    width: 500px;
    height: 500px;
    background: var(--secondary-gradient);
    bottom: -150px;
    left: -150px;
    animation-delay: -7s;
}

.sphere-3 {
    width: 400px;
    height: 400px;
    background: var(--accent-gradient);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
    opacity: 0.3;
}

.grid-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(50px, -50px) rotate(5deg);
    }
    50% {
        transform: translate(-30px, 30px) rotate(-5deg);
    }
    75% {
        transform: translate(30px, 50px) rotate(3deg);
    }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    font-size: 2rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a:not(.btn-nav):hover {
    color: var(--text-primary);
}

.nav-links a:not(.btn-nav)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: var(--transition-fast);
}

.nav-links a:not(.btn-nav):hover::after {
    width: 100%;
}

.btn-nav {
    background: var(--primary-gradient);
    padding: 10px 24px;
    border-radius: 8px;
    color: var(--text-primary) !important;
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 30px 80px;
    max-width: var(--container-max-width);
    margin: 0 auto;
    gap: 60px;
}

.hero-content {
    flex: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 50px;
    margin-bottom: 30px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

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

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

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
}

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

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--text-primary);
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(102, 126, 234, 0.5);
}

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

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

.btn-lg {
    padding: 18px 40px;
    font-size: 1.1rem;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 30px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    backdrop-filter: blur(var(--glass-blur));
}

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

.stat-value {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Hero Visual */
.hero-visual {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

.card-stack {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: cardFloat 6s ease-in-out infinite;
    width: 320px;
}

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

.card-2 {
    top: 120px;
    left: 0;
    animation-delay: -2s;
}

.card-3 {
    bottom: 0;
    right: 20px;
    animation-delay: -4s;
}

@keyframes cardFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-15px) rotate(1deg);
    }
}

.card-icon {
    font-size: 2rem;
}

.card-info {
    flex: 1;
}

.card-title {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.card-amount {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
}

.card-status {
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 600;
}

.card-status.success {
    background: rgba(0, 210, 106, 0.2);
    color: var(--success-color);
}

.card-status.processing {
    background: rgba(255, 193, 7, 0.2);
    color: var(--warning-color);
}

/* Section Common Styles */
.section-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 30px;
}

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

.section-badge {
    display: inline-block;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 600;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 16px;
}

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

/* Features Section */
.features {
    padding: var(--section-padding);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 32px;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.feature-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(102, 126, 234, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon-wrapper {
    position: relative;
    width: 70px;
    height: 70px;
    margin-bottom: 24px;
}

.feature-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    position: relative;
    z-index: 1;
}

.feature-icon-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 16px;
    transform: translate(-50%, -50%);
    opacity: 0;
    filter: blur(20px);
    transition: var(--transition-normal);
}

.feature-card:hover .feature-icon-glow {
    opacity: 0.5;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.feature-footer {
    display: flex;
    gap: 8px;
}

.feature-tag {
    font-size: 0.75rem;
    padding: 4px 12px;
    background: rgba(102, 126, 234, 0.15);
    color: var(--primary-color);
    border-radius: 20px;
    font-weight: 600;
}

/* Banks Section */
.banks {
    padding: var(--section-padding);
}

.banks-showcase {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
}

.bank-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-slow);
}

.bank-item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.bank-item:hover {
    transform: translateY(-5px);
}

.bank-logo {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: var(--transition-normal);
}

.bank-item:hover .bank-logo {
    transform: scale(1.1);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.bank-name {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* API Section */
.api-section {
    padding: var(--section-padding);
}

.api-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    opacity: 0;
    transform: translateY(30px);
}

.api-content.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.api-info {
    text-align: left;
}

.api-info .section-badge {
    margin-left: 0;
}

.api-info .section-title {
    text-align: left;
}

.api-info .section-subtitle {
    text-align: left;
    margin: 0 0 30px 0;
}

.api-features-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.api-feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
    color: var(--text-secondary);
}

.check-icon {
    width: 24px;
    height: 24px;
    background: rgba(0, 210, 106, 0.2);
    color: var(--success-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
}

/* Code Block */
.api-code {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--border-color);
}

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

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

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.code-title {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.code-block {
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.8;
    overflow-x: auto;
}

.code-block .keyword {
    color: #ff79c6;
    font-weight: 600;
}

.code-block .string {
    color: #50fa7b;
}

.code-block .key {
    color: #8be9fd;
}

.code-block .number {
    color: #bd93f9;
}

/* CTA Section */
.cta-section {
    padding: var(--section-padding);
}

.cta-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 32px;
    padding: 80px 60px;
    text-align: center;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.cta-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 300px;
    background: var(--primary-gradient);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    filter: blur(100px);
    opacity: 0.3;
}

.cta-content {
    position: relative;
    z-index: 1;
}

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

.cta-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

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

/* Footer */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
}

.footer-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 30px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-bottom: 30px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-tagline {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 140px;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
        min-height: 300px;
    }
    
    .floating-card {
        position: relative;
        width: 100%;
        max-width: 320px;
        margin: 10px auto;
    }
    
    .card-stack {
        display: flex;
        flex-direction: column;
        gap: 15px;
    }
    
    .api-content {
        grid-template-columns: 1fr;
    }
    
    .api-info {
        text-align: center;
    }
    
    .api-info .section-title,
    .api-info .section-subtitle {
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }
    
    .api-features-list {
        align-items: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .stat-divider {
        width: 60px;
        height: 1px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-card {
        padding: 50px 30px;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .floating-card {
        padding: 16px;
    }
    
    .bank-logo {
        width: 55px;
        height: 55px;
        font-size: 1.2rem;
    }
}

/* Animation Classes */
.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

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