/* ============================================
   BT Bet Brazil - Master CSS
   Style 1: Luxury Gold Casino (豪华金色赌场)
   Generated: 2025-12-09
   ============================================ */

/* ===========================================
   CSS Custom Properties (Design Tokens)
   =========================================== */
:root {
    /* Primary Colors - Luxury Gold Casino Theme */
    --color-primary: #D4AF37;        /* Classic gold */
    --color-primary-dark: #B8860B;   /* Dark goldenrod */
    --color-primary-light: #FFD700;  /* Gold */

    /* Secondary Colors */
    --color-secondary: #1A1A2E;      /* Deep navy black */
    --color-secondary-light: #2D2D44; /* Lighter navy */

    /* Accent Colors */
    --color-accent: #C9A227;         /* Antique gold */
    --color-accent-secondary: #8B7355; /* Bronze accent */

    /* Background Colors */
    --color-bg-primary: #0F0F1A;     /* Rich black */
    --color-bg-secondary: #1A1A2E;   /* Deep navy */
    --color-bg-tertiary: #252538;    /* Card background */
    --color-bg-card: #1E1E32;        /* Card surface */

    /* Text Colors */
    --color-text-primary: #FFFFFF;    /* White */
    --color-text-secondary: #B8B8B8;  /* Light gray */
    --color-text-muted: #6B6B7B;      /* Muted text */
    --color-text-accent: #D4AF37;     /* Gold accent text */

    /* Status Colors */
    --color-success: #28A745;         /* Green */
    --color-warning: #FFC107;         /* Amber */
    --color-error: #DC3545;           /* Red */
    --color-info: #17A2B8;            /* Cyan */

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #D4AF37 0%, #B8860B 50%, #8B7355 100%);
    --gradient-secondary: linear-gradient(180deg, #1A1A2E 0%, #0F0F1A 100%);
    --gradient-gold: linear-gradient(135deg, #FFD700 0%, #D4AF37 50%, #B8860B 100%);
    --gradient-card: linear-gradient(145deg, #252538 0%, #1E1E32 100%);
    --gradient-hero: linear-gradient(180deg, rgba(15,15,26,0) 0%, rgba(15,15,26,0.8) 50%, rgba(15,15,26,1) 100%);

    /* Border Colors */
    --color-border: rgba(212,175,55,0.3);
    --color-border-light: rgba(255,255,255,0.1);
    --color-border-gold: rgba(212,175,55,0.5);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Poppins', 'Inter', sans-serif;
    --font-mono: 'Fira Code', 'Consolas', monospace;

    /* Font Sizes */
    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-3xl: 1.875rem;  /* 30px */
    --font-size-4xl: 2.25rem;   /* 36px */
    --font-size-5xl: 3rem;      /* 48px */
    --font-size-6xl: 3.75rem;   /* 60px */

    /* Font Weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Spacing */
    --spacing-xs: 0.25rem;   /* 4px */
    --spacing-sm: 0.5rem;    /* 8px */
    --spacing-md: 1rem;      /* 16px */
    --spacing-lg: 1.5rem;    /* 24px */
    --spacing-xl: 2rem;      /* 32px */
    --spacing-2xl: 3rem;     /* 48px */
    --spacing-3xl: 4rem;     /* 64px */
    --spacing-4xl: 6rem;     /* 96px */

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.4);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.5);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.6);
    --shadow-gold: 0 4px 20px rgba(212,175,55,0.3);
    --shadow-glow: 0 0 30px rgba(212,175,55,0.4);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-tooltip: 600;

    /* Layout */
    --container-max: 1280px;
    --container-narrow: 960px;
    --container-wide: 1440px;
    --header-height: 72px;
    --footer-height: auto;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    background-image: var(--gradient-secondary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===========================================
   Typography
   =========================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
}

h2 {
    font-size: var(--font-size-4xl);
    margin-top: var(--spacing-3xl);
}

h3 {
    font-size: var(--font-size-2xl);
    margin-top: var(--spacing-2xl);
}

h4 {
    font-size: var(--font-size-xl);
    margin-top: var(--spacing-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-base);
}

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

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

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

strong, b {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

em, i {
    font-style: italic;
}

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

.container-narrow {
    max-width: var(--container-narrow);
}

.container-wide {
    max-width: var(--container-wide);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section-lg {
    padding: var(--spacing-4xl) 0;
}

/* ===========================================
   Header Styles
   =========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(15,15,26,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

.header.scrolled {
    background: rgba(15,15,26,0.98);
    box-shadow: var(--shadow-lg);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-list,
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-link,
.nav-menu a {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active,
.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-primary);
    background: rgba(212,175,55,0.1);
    text-decoration: none;
}

/* Mobile Menu Toggle */
.menu-toggle,
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span,
.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-fast);
}

/* ===========================================
   Hero Section
   =========================================== */
.hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

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

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 900px;
    padding: var(--spacing-2xl);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(212,175,55,0.2);
    border: 1px solid var(--color-border-gold);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.hero-title {
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-lg);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===========================================
   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-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-decoration: none;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--color-bg-primary);
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    text-decoration: none;
    color: var(--color-bg-primary);
}

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

.btn-secondary:hover {
    background: rgba(212,175,55,0.1);
    border-color: var(--color-primary);
    text-decoration: none;
}

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

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

/* ===========================================
   Cards
   =========================================== */
.card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--color-border-gold);
    box-shadow: var(--shadow-gold);
    transform: translateY(-4px);
}

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

.card-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-gold);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.card-icon svg,
.card-icon img {
    width: 24px;
    height: 24px;
}

/* Feature Cards Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

/* ===========================================
   Tables
   =========================================== */
.table-wrapper {
    overflow-x: auto;
    margin: var(--spacing-xl) 0;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-card);
}

thead {
    background: var(--gradient-card);
}

th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-border-gold);
}

td {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border-light);
    color: var(--color-text-secondary);
}

tr:hover td {
    background: rgba(212,175,55,0.05);
}

/* ===========================================
   Info Boxes & Alerts
   =========================================== */
.alert {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin: var(--spacing-xl) 0;
}

.alert-info {
    background: rgba(23,162,184,0.1);
    border-left: 4px solid var(--color-info);
}

.alert-warning {
    background: rgba(255,193,7,0.1);
    border-left: 4px solid var(--color-warning);
}

.alert-success {
    background: rgba(40,167,69,0.1);
    border-left: 4px solid var(--color-success);
}

.alert-error {
    background: rgba(220,53,69,0.1);
    border-left: 4px solid var(--color-error);
}

/* ===========================================
   FAQ Section
   =========================================== */
.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
}

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

.faq-question:hover {
    background: var(--color-bg-secondary);
}

.faq-question.active {
    background: var(--color-bg-secondary);
    color: var(--color-primary);
}

.faq-icon {
    width: 24px;
    height: 24px;
    transition: transform var(--transition-fast);
}

.faq-question.active .faq-icon {
    transform: rotate(180deg);
}

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

.faq-answer.active {
    padding: var(--spacing-lg);
    max-height: 1000px;
}

/* ===========================================
   Footer
   =========================================== */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: var(--spacing-lg);
}

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

.footer-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

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

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

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

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

/* Payment Icons */
.payment-icons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

.payment-icons img {
    height: 32px;
    width: auto;
    filter: grayscale(50%);
    transition: filter var(--transition-fast);
}

.payment-icons img:hover {
    filter: grayscale(0%);
}

/* Responsible Gambling Icons */
.responsible-icons {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    margin-top: var(--spacing-lg);
}

.responsible-icons img {
    height: 40px;
    width: auto;
}

/* Footer Bottom */
.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

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

.footer-legal {
    display: flex;
    gap: var(--spacing-lg);
}

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

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

.text-gold { color: var(--color-primary); }
.text-muted { color: var(--color-text-muted); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }

.bg-gold { background: var(--gradient-gold); }
.bg-dark { background: var(--color-bg-secondary); }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

.mt-0 { margin-top: 0; }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.hidden { display: none !important; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* ===========================================
   CTA Section
   =========================================== */
.cta-section {
    background: var(--gradient-card);
    border: 1px solid var(--color-border-gold);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    text-align: center;
    margin: var(--spacing-3xl) 0;
}

.cta-title {
    font-size: var(--font-size-3xl);
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
}

.cta-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

/* ===========================================
   Pros/Cons List
   =========================================== */
.pros-cons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.pros-list,
.cons-list {
    list-style: none;
}

.pros-list li,
.cons-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
}

.pros-list li::before {
    content: "✅";
}

.cons-list li::before {
    content: "⚠️";
}

/* ===========================================
   Step by Step (How-To)
   =========================================== */
.steps {
    counter-reset: step-counter;
}

.step {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
}

.step-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-gold);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-bg-primary);
}

.step-content h4 {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
}

/* ===========================================
   Image Styles
   =========================================== */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

.img-rounded {
    border-radius: var(--radius-lg);
}

.img-gold-border {
    border: 2px solid var(--color-border-gold);
    border-radius: var(--radius-lg);
}

figure {
    margin: var(--spacing-xl) 0;
}

figcaption {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    text-align: center;
}

/* ===========================================
   TOC (Table of Contents)
   =========================================== */
.toc {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.toc-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.toc-list {
    list-style: none;
}

.toc-list li {
    margin-bottom: var(--spacing-sm);
}

.toc-list a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

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

.toc-list a::before {
    content: "→";
    color: var(--color-primary);
}

/* ===========================================
   Breadcrumbs
   =========================================== */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.breadcrumbs a {
    color: var(--color-text-muted);
}

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

.breadcrumbs span {
    color: var(--color-text-secondary);
}

/* ===========================================
   Rating Stars
   =========================================== */
.rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.rating-star {
    color: var(--color-primary);
    font-size: var(--font-size-xl);
}

.rating-star.empty {
    color: var(--color-text-muted);
}

.rating-value {
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-left: var(--spacing-sm);
}

/* ===========================================
   Responsive Breakpoints
   =========================================== */
@media (max-width: 1024px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-6xl: 3rem;
    }

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

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 1.875rem;
        --font-size-5xl: 2rem;
        --font-size-6xl: 2.5rem;
        --spacing-3xl: 3rem;
        --spacing-4xl: 4rem;
    }

    .nav-list,
    .nav-menu {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-bg-secondary);
        padding: var(--spacing-lg);
        border-bottom: 1px solid var(--color-border);
    }

    .nav-list.active,
    .nav-menu.active {
        display: flex;
    }

    .menu-toggle,
    .mobile-menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-cta .btn {
        width: 100%;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        max-width: 100%;
    }

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

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

@media (max-width: 480px) {
    :root {
        --font-size-3xl: 1.5rem;
        --font-size-4xl: 1.75rem;
        --spacing-lg: 1rem;
        --spacing-xl: 1.5rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .card {
        padding: var(--spacing-lg);
    }

    th, td {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
}

/* ===========================================
   Print Styles
   =========================================== */
@media print {
    .header,
    .footer,
    .cta-section,
    .btn {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    a {
        color: black;
        text-decoration: underline;
    }
}

/* ===========================================
   Animations
   =========================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.animate-slide-up {
    animation: slideUp 0.5s ease forwards;
}

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

/* ===========================================
   Gold Decorative Elements
   =========================================== */
.gold-divider {
    height: 2px;
    background: var(--gradient-gold);
    margin: var(--spacing-2xl) 0;
    border-radius: var(--radius-full);
}

.gold-accent {
    position: relative;
}

.gold-accent::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient-gold);
    border-radius: var(--radius-full);
}