/* ============================================
   NAOK Website Styles
   Northstar AO Keystone — One AI. Every Decision.
   ============================================ */

/* ============================================
   CSS Variables
   ============================================ */
:root {
    /* Colors */
    --dark-base: #0A2540;
    --deep-blue: #001F3F;
    --gold: #D4AF37;
    --gold-light: #E6C558;
    --gold-dark: #B8941F;
    --white: #FFFFFF;
    --text-secondary: #B0B8C1;
    --border: #1A3A52;
    --disabled: #4A5568;
    --success: #10B981;
    --warning: #F59E0B;
    --gold-dark: #B8941F;
    --gold-super-light: #FFF8E7; /* A very bright, almost-white gold for high contrast */
    --white: #FFFFFF;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 3rem;
    --font-size-4xl: 4rem;
    --line-height: 1.6;
    
    /* Effects */
    --transition: 0.3s ease;
    --gold-glow: 0 0 30px rgba(212, 175, 55, 0.3);
    --card-glow: 0 0 40px rgba(212, 175, 55, 0.4);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-base);
    background-color: var(--dark-base);
    color: var(--white);
    line-height: var(--line-height);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }

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

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

a:hover {
    color: var(--gold-light);
    text-decoration: underline; /* Adds an underline on hover */
    text-decoration-color: var(--gold);
}

strong {
    color: var(--white);
    font-weight: 600;
}

/* ============================================
   Layout
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 37, 64, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: all var(--transition);
}

.nav.scrolled {
    background: rgba(0, 31, 63, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

.nav-logo {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--gold);
    letter-spacing: 2px;
}

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

.nav-links a {
    color: var(--white);
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: color var(--transition);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--gold);
    transition: all var(--transition);
}

/* ============================================
   Buttons
   ============================================ */
.btn-gold {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    color: var(--dark-base);
    font-weight: 600;
    font-size: var(--font-size-base);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}

.btn-gold:hover {
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
    transform: translateY(-2px);
    box-shadow: var(--gold-glow);
}

.btn-outline {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: transparent;
    color: var(--white);
    font-weight: 600;
    font-size: var(--font-size-base);
    border: 2px solid var(--gold);
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}

.btn-outline:hover {
    background: var(--gold); /* Use the solid gold color for the background */
    border-color: var(--gold);
    color: var(--dark-base); /* Switch to the dark base color for maximum contrast */
    transform: translateY(-2px);
}

.btn-gold-small {
    padding: 0.625rem 1.5rem;
    font-size: var(--font-size-sm);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background: radial-gradient(ellipse at top, var(--deep-blue) 0%, var(--dark-base) 50%, #000000 100%);
}

.starfield {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--white);
    border-radius: 50%;
    animation: twinkle 3s ease-in-out infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    padding: 0 var(--spacing-md);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.typing-text {
    display: inline;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-weight: 400;
}

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

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    font-size: var(--font-size-2xl);
    color: var(--gold);
    animation: bounce 2s infinite;
    z-index: 10;
}

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

/* ============================================
   By The Numbers Section
   ============================================ */
.numbers {
    background: linear-gradient(180deg, #000000 0%, var(--dark-base) 100%);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(212, 175, 55, 0.2);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

.numbers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.number-item {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(212, 175, 55, 0.05);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 8px;
    transition: all var(--transition);
}

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

.number-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--gold);
    margin-bottom: var(--spacing-xs);
}

.number-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.5;
    min-height: 3.5em;
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.section-intro {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-md);
}

/* ============================================
   Cards Grid (Mission/Vision/Values)
   ============================================ */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.card {
    padding: var(--spacing-md);
    background: rgba(10, 37, 64, 0.6);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: all var(--transition);
    text-align: center;
}

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

.card-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
    display: block;
    text-align: center;
}

.card-title {
    color: var(--gold);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.card-text {
    font-size: var(--font-size-base);
    line-height: 1.8;
    text-align: left;
}

/* ============================================
   Challenge Box
   ============================================ */
.challenge-box {
    background: rgba(0, 31, 63, 0.8);
    border: 2px solid var(--gold);
    border-radius: 8px;
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--gold-glow);
}

.challenge-title {
    color: var(--gold);
    margin-bottom: var(--spacing-sm);
}

.challenge-text {
    font-size: var(--font-size-lg);
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   About Section
   ============================================ */
.about {
    background: linear-gradient(180deg, var(--dark-base) 0%, var(--deep-blue) 100%);
}

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

.about-text {
    text-align: center;
}

.about-text h2 {
    text-align: center;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.about-text p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    text-align: left;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.about-text .receipts {
    font-size: var(--font-size-xl);
    color: var(--gold) !important;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    text-align: center !important;
    max-width: 100%;
}

.about-text .receipts strong {
    color: var(--gold);
    font-weight: 800;
}

.about-cta {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
}

/* ============================================
   Trust Section (AI Portfolio)
   ============================================ */
.trust {
    background: var(--dark-base);
}

.portfolio-note {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-style: italic;
    margin-top: var(--spacing-sm);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.trust-card {
    position: relative;
    padding: var(--spacing-md);
    background: rgba(10, 37, 64, 0.8);
    border-radius: 8px;
    transition: all var(--transition);
    text-align: center;
}

.trust-card.completed {
    border: 2px solid var(--gold);
}

.trust-card.completed:hover {
    box-shadow: var(--card-glow);
    transform: translateY(-6px);
}

.trust-card.coming-soon {
    border: 2px dashed var(--gold);
    background: rgba(10, 37, 64, 0.4);
}

.trust-card.coming-soon:hover {
    border-style: solid;
    box-shadow: var(--gold-glow);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.trust-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: 0.375rem 0.75rem;
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.completed-badge {
    background: var(--success);
    color: var(--white);
}

.dev-badge {
    background: var(--warning);
    color: var(--white);
}

.trust-title {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--white);
    font-size: var(--font-size-xl);
    text-align: center;
}

.trust-description {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.trust-detail {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.trust-stack {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.trust-timeline {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.trust-metrics {
    display: flex;
    gap: var(--spacing-sm);
    margin: var(--spacing-sm) 0;
    flex-wrap: wrap;
    justify-content: center;
}

.metric {
    padding: 0.375rem 0.75rem;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 4px;
    font-size: var(--font-size-sm);
    color: var(--gold);
    font-weight: 600;
}

.trust-link {
    display: inline-block;
    margin-top: var(--spacing-sm);
    color: var(--gold);
    font-weight: 600;
    transition: all var(--transition);
}

.trust-link:hover {
    color: var(--gold-light);
    transform: translateX(4px);
}

.trust-link-btn {
    display: inline-block;
    margin-top: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    color: var(--dark-base);
    font-weight: 600;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition);
}

.trust-link-btn:hover {
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
    transform: translateY(-2px);
    box-shadow: var(--gold-glow);
}

/* ============================================
   MVP Featured Section
   ============================================ */
.mvp-featured {
    margin-bottom: var(--spacing-lg);
}

.mvp-badge {
    text-align: center;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
}

.mvp-card {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(10, 37, 64, 0.9) 0%, rgba(0, 31, 63, 0.9) 100%);
    border: 2px solid var(--gold);
    box-shadow: var(--card-glow);
}

.live-badge {
    background: var(--success);
    color: var(--white);
    animation: pulse 2s ease-in-out infinite;
}

.mvp-subtitle {
    font-size: var(--font-size-lg);
    color: var(--gold);
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.mvp-modules {
    margin: var(--spacing-md) 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.mvp-module {
    padding: var(--spacing-sm);
    background: rgba(212, 175, 55, 0.05);
    border-left: 3px solid var(--gold);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.mvp-module strong {
    color: var(--gold);
    font-size: var(--font-size-base);
}

.mvp-module span {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.mvp-stack {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.mvp-cta {
    text-align: center;
    margin-top: var(--spacing-md);
}

/* Notebooks Section */
.notebooks-section {
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
    padding: var(--spacing-lg);
    background: rgba(10, 37, 64, 0.4);
    border: 1px solid var(--border);
    border-radius: 8px;
    text-align: center;
}

.notebooks-title {
    color: var(--gold);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-2xl);
}

.notebooks-intro {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-base);
    line-height: 1.8;
}

/* ============================================
   Research Section
   ============================================ */
.research {
    background: linear-gradient(180deg, var(--deep-blue) 0%, var(--dark-base) 100%);
}

.research-card {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    background: rgba(10, 37, 64, 0.6);
    border: 2px solid var(--gold);
    border-radius: 8px;
    text-align: center;
}

.research-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
}

.research-title {
    color: var(--gold);
    margin-bottom: var(--spacing-md);
}

.research-text {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.research-cta-text {
    font-size: var(--font-size-base);
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   Services Section
   ============================================ */
.services {
    background: var(--dark-base);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    padding: var(--spacing-lg);
    background: rgba(0, 31, 63, 0.7);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: all var(--transition);
    text-align: center;
}

.service-card:hover {
    border-color: var(--gold);
    box-shadow: var(--gold-glow);
    transform: translateY(-6px);
}

.service-icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-sm);
}

.service-title {
    color: var(--gold);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    min-height: 120px;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: #000000;
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid var(--border);
}

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

.footer-logo {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--gold);
    letter-spacing: 2px;
}

.footer-tagline {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

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

.footer-links a {
    color: var(--text-secondary);
    font-weight: 600;
    transition: color var(--transition);
}

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

.footer-badge {
    max-width: 800px;
    margin: var(--spacing-md) auto;
    padding: var(--spacing-md);
    background: rgba(212, 175, 55, 0.05);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 8px;
    text-align: center;
}

.footer-badge p {
    font-size: var(--font-size-sm);
    color: var(--gold);
    margin: 0;
}

.footer-legal {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.footer-legal p {
    font-size: var(--font-size-sm);
    color: var(--disabled);
    margin: 0;
}

/* ============================================
   Modal
   ============================================ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    max-width: 600px;
    width: 90%;
    background: var(--dark-base);
    border: 2px solid var(--gold);
    border-radius: 8px;
    padding: var(--spacing-lg);
    box-shadow: var(--card-glow);
    z-index: 2001;
    animation: modalSlideIn 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: transparent;
    border: none;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    transition: color var(--transition);
}

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

.modal-title {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   Forms
   ============================================ */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    color: var(--white);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group textarea {
    padding: 0.75rem;
    background: var(--deep-blue);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--white);
    font-family: var(--font-base);
    font-size: var(--font-size-base);
    transition: all var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--disabled);
}

/* ============================================
   Animations
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    :root {
        --font-size-3xl: 2rem;
        --font-size-4xl: 2.5rem;
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-links.active {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--deep-blue);
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--border);
    }
    
    .hero-cta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .cards-grid,
    .trust-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .about-cta {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: var(--font-size-base);
    }
    
    .btn-gold,
    .btn-outline {
        width: 100%;
    }
    
    .number-value {
        font-size: var(--font-size-2xl);
    }
}

/* ============================================
   Accessibility
   ============================================ */
:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}