/**
 * Eventry Template - Theme CSS
 * Modern landing page styles for Eventry Wallet App
 */

/* ============================================
   CSS Variables
   ============================================ */
:root {
    /* Colors */
    --color-primary: #38bdf8;
    --color-primary-dark: #0ea5e9;
    --color-primary-light: #7dd3fc;
    --color-secondary: #0ea5e9;
    --color-accent: #06b6d4;

    --color-dark: #0a1628;
    --color-dark-secondary: #111827;
    --color-dark-tertiary: #1f2937;

    --color-text: #f8fafc;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;

    --color-white: #ffffff;
    --color-black: #000000;

    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 50%, #0284c7 100%);
    --gradient-dark: linear-gradient(180deg, #0a1628 0%, #111827 100%);
    --gradient-hero: linear-gradient(135deg, #0a1628 0%, #1a1f35 50%, #0f172a 100%);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 40px rgba(56, 189, 248, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-light);
}

/* ============================================
   Container
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(56, 189, 248, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(56, 189, 248, 0.4);
    color: var(--color-white);
}

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

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

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.btn-block {
    width: 100%;
}

/* ============================================
   Navbar
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--spacing-lg) 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md) 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.navbar.navbar-light {
    background: var(--color-white);
    box-shadow: var(--shadow-md);
}

.navbar.navbar-light .navbar-link {
    color: var(--color-dark);
}

.navbar.navbar-light .navbar-link:hover {
    color: var(--color-primary);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand img {
    height: 40px;
    width: auto;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.navbar-link {
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.navbar-link:hover {
    color: var(--color-text);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: var(--z-modal);
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-dark);
    z-index: var(--z-fixed);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    text-align: center;
}

.mobile-menu-link {
    display: block;
    padding: var(--spacing-lg);
    color: var(--color-text);
    font-size: var(--font-size-xl);
    font-weight: 500;
}

.mobile-menu-cta {
    margin-top: var(--spacing-2xl);
    padding: 0 var(--spacing-2xl);
}

@media (max-width: 768px) {
    .navbar-menu,
    .navbar-actions {
        display: none;
    }

    .hamburger {
        display: flex;
    }
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-4xl) 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(56, 189, 248, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(168, 85, 247, 0.1) 0%, transparent 50%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.3);
    border-radius: var(--radius-full);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-xl);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text);
}

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

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.store-badge {
    display: block;
    transition: transform var(--transition-fast);
}

.store-badge:hover {
    transform: scale(1.05);
}

.store-badge img {
    height: 50px;
    width: auto;
}

.store-badge-lg img {
    height: 60px;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-2xl);
}

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

.hero-stat-value {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-primary);
}

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

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-phone {
    position: relative;
    z-index: 1;
}

.hero-phone img {
    max-height: 600px;
    width: auto;
    filter: drop-shadow(0 25px 50px rgba(0, 0, 0, 0.5));
}

.hero-floating {
    position: absolute;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    color: var(--color-white);
    font-size: var(--font-size-xl);
    box-shadow: var(--shadow-glow);
    animation: float 3s ease-in-out infinite;
}

.hero-floating-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.hero-floating-2 {
    top: 50%;
    right: 5%;
    animation-delay: 1s;
}

.hero-floating-3 {
    bottom: 20%;
    left: 5%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1;
}

.hero-wave svg {
    display: block;
    width: 100%;
    height: auto;
}

@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        max-width: none;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .hero-phone img {
        max-height: 400px;
    }

    .hero-floating {
        display: none;
    }
}

/* ============================================
   Sections
   ============================================ */
.section {
    padding: var(--spacing-4xl) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-3xl);
}

.section-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(56, 189, 248, 0.1);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--color-dark);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================================
   Features Section
   ============================================ */
.section-features {
    background: var(--color-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.feature-card {
    padding: var(--spacing-2xl);
    background: var(--color-white);
    border: 1px solid #e5e7eb;
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    color: var(--color-white);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-lg);
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--color-text-muted);
    line-height: 1.6;
}

@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   How It Works Section
   ============================================ */
.section-how-it-works {
    background: #f8fafc;
}

.steps-container {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.step {
    flex: 1;
    min-width: 280px;
    max-width: 350px;
    text-align: center;
    padding: var(--spacing-xl);
}

.step-number {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    color: var(--color-white);
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin: 0 auto var(--spacing-lg);
}

.step-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border: 2px solid #e5e7eb;
    border-radius: var(--radius-2xl);
    color: var(--color-primary);
    font-size: var(--font-size-2xl);
    margin: 0 auto var(--spacing-lg);
    transition: all var(--transition-base);
}

.step:hover .step-icon {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.step-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.step-description {
    color: var(--color-text-muted);
    line-height: 1.6;
}

.step-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    margin-top: 50px;
}

.how-it-works-cta {
    text-align: center;
    margin-top: var(--spacing-3xl);
}

@media (max-width: 768px) {
    .step-connector {
        display: none;
    }
}

/* ============================================
   Security Section
   ============================================ */
.section-security {
    background: var(--color-white);
}

.security-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.security-text .section-badge {
    background: rgba(34, 197, 94, 0.1);
    color: var(--color-success);
}

.security-features {
    margin-top: var(--spacing-2xl);
}

.security-feature {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.security-feature-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    border-radius: var(--radius-lg);
    color: var(--color-white);
    font-size: var(--font-size-lg);
}

.security-feature-content h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.security-feature-content p {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.security-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.security-phone img {
    max-height: 500px;
    width: auto;
    filter: drop-shadow(0 25px 50px rgba(0, 0, 0, 0.2));
}

.security-badge-float {
    position: absolute;
    bottom: 20%;
    right: 10%;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-xl);
    color: var(--color-success);
    font-weight: 600;
    animation: float 3s ease-in-out infinite;
}

.security-badge-float i {
    font-size: var(--font-size-lg);
}

@media (max-width: 992px) {
    .security-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .security-features {
        text-align: left;
    }

    .security-image {
        order: -1;
    }

    .security-phone img {
        max-height: 350px;
    }
}

/* ============================================
   Download Section
   ============================================ */
.section-download {
    position: relative;
    padding: var(--spacing-4xl) 0;
    overflow: hidden;
}

.download-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.download-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.download-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.download-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

.download-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
}

.download-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.download-qr {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.download-qr p {
    margin-bottom: var(--spacing-md);
}

.qr-code {
    display: inline-block;
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-lg);
}

.qr-code img {
    width: 120px;
    height: 120px;
}

/* ============================================
   FAQ Section
   ============================================ */
.section-faq {
    background: #f8fafc;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid #e5e7eb;
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-dark);
    transition: all var(--transition-fast);
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-question i {
    transition: transform var(--transition-base);
    color: var(--color-text-muted);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
    color: var(--color-primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-xl) var(--spacing-lg);
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-dark);
    color: var(--color-text);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-4xl);
    padding-bottom: var(--spacing-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.footer-links-group h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
}

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

.footer-links-group li {
    margin-bottom: var(--spacing-sm);
}

.footer-links-group a {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-xl);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.footer-badges {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-badges img {
    height: 35px;
    width: auto;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.footer-badges a:hover img {
    opacity: 1;
}

.footer-compact {
    padding: var(--spacing-xl) 0;
}

.footer-compact .footer-bottom {
    border-top: none;
    padding-top: 0;
    justify-content: center;
    text-align: center;
    flex-direction: column;
}

.footer-brand-sm {
    margin-bottom: var(--spacing-md);
}

.footer-logo-sm {
    height: 30px;
    margin: 0 auto;
}

.footer-links-inline {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.footer-links-inline a {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

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

@media (max-width: 992px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .footer-links {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ============================================
   Navbar Solid (for platform pages)
   ============================================ */
.navbar-solid {
    background: var(--color-dark);
    backdrop-filter: none;
}

.navbar-solid .navbar-link {
    color: var(--color-text-secondary);
}

.navbar-solid .navbar-link:hover {
    color: var(--color-primary);
}

/* ============================================
   Page Header
   ============================================ */
.page-header {
    position: relative;
    padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-3xl);
    background: linear-gradient(135deg, var(--color-dark) 0%, #0c1e36 50%, #0f172a 100%);
    overflow: hidden;
}

.page-header-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.page-header-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(56, 189, 248, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.1) 0%, transparent 50%);
}

.page-header-content {
    position: relative;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.page-header-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 2rem;
    color: var(--color-white);
    box-shadow: 0 10px 40px rgba(56, 189, 248, 0.3);
}

.page-header-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.page-header-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.breadcrumb a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.breadcrumb-separator {
    color: var(--color-text-muted);
    font-size: 0.65rem;
}

.breadcrumb-current {
    color: var(--color-primary);
}

/* ============================================
   Platform Content (for other pages)
   ============================================ */
.platform-content {
    min-height: calc(100vh - 400px);
    padding: var(--spacing-3xl) 0;
    background: #f1f5f9;
}

.platform-content > .container {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--spacing-2xl);
    align-items: start;
}

/* Content Wrapper */
.content-wrapper {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

/* Content Article Typography */
.content-article {
    color: #334155;
    line-height: 1.8;
}

.content-article h1 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid #e2e8f0;
}

.content-article h2 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--color-dark);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid #e2e8f0;
}

.content-article h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-dark);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.content-article h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-dark);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.content-article p {
    margin-bottom: var(--spacing-md);
}

.content-article ul,
.content-article ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.content-article li {
    margin-bottom: var(--spacing-sm);
}

.content-article a {
    color: var(--color-primary);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-fast);
}

.content-article a:hover {
    border-bottom-color: var(--color-primary);
}

.content-article strong {
    font-weight: 600;
    color: var(--color-dark);
}

.content-article blockquote {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md) var(--spacing-lg);
    background: #f8fafc;
    border-left: 4px solid var(--color-primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-style: italic;
    color: #475569;
}

.content-article table {
    width: 100%;
    margin: var(--spacing-lg) 0;
    border-collapse: collapse;
}

.content-article th,
.content-article td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

.content-article th {
    background: #f8fafc;
    font-weight: 600;
    color: var(--color-dark);
}

.content-article hr {
    margin: var(--spacing-2xl) 0;
    border: none;
    border-top: 1px solid #e2e8f0;
}

/* Sidebar */
.content-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    position: sticky;
    top: calc(80px + var(--spacing-lg));
}

.sidebar-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.sidebar-card-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.1) 0%, rgba(14, 165, 233, 0.1) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 1.25rem;
    color: var(--color-primary);
}

.sidebar-card h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.sidebar-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.sidebar-links {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.sidebar-links h5 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sidebar-links ul {
    list-style: none;
}

.sidebar-links li {
    margin-bottom: var(--spacing-sm);
}

.sidebar-links li:last-child {
    margin-bottom: 0;
}

.sidebar-links a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: #475569;
    font-size: var(--font-size-sm);
    text-decoration: none;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.sidebar-links a:hover {
    background: #f1f5f9;
    color: var(--color-primary);
}

.sidebar-links a i {
    width: 16px;
    text-align: center;
    color: var(--color-text-muted);
}

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

/* Button Outline */
.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

/* Responsive */
@media (max-width: 992px) {
    .platform-content > .container {
        grid-template-columns: 1fr;
    }

    .content-sidebar {
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
    }

    .content-sidebar > * {
        flex: 1;
        min-width: 280px;
    }

    .page-header-title {
        font-size: var(--font-size-3xl);
    }

    .page-header-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

@media (max-width: 576px) {
    .content-wrapper {
        padding: var(--spacing-lg);
    }

    .page-header-title {
        font-size: var(--font-size-2xl);
    }

    .content-sidebar {
        flex-direction: column;
    }

    .content-sidebar > * {
        min-width: 100%;
    }
}

.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.alert-warning {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
}

/* ============================================
   Animations
   ============================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate-on-scroll.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animations for grids */
.features-grid .feature-card:nth-child(1) { transition-delay: 0s; }
.features-grid .feature-card:nth-child(2) { transition-delay: 0.1s; }
.features-grid .feature-card:nth-child(3) { transition-delay: 0.2s; }
.features-grid .feature-card:nth-child(4) { transition-delay: 0.3s; }
.features-grid .feature-card:nth-child(5) { transition-delay: 0.4s; }
.features-grid .feature-card:nth-child(6) { transition-delay: 0.5s; }

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

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

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