/* Avenue Media Proposal - Shared Styles */

:root {
    --gold: #D4A84B;
    --gold-light: #E8C674;
    --gold-dark: #B8923F;
    --black: #0A0A0A;
    --dark: #141414;
    --darker: #1A1A1A;
    --white: #FAFAFA;
    --gray: #888888;
    --gray-light: #CCCCCC;
    --success: #4ade80;
    --danger: #f87171;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--black);
    color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Grain overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 1000;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 500;
    line-height: 1.15;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
    margin-bottom: 20px;
}

h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 15px;
}

p {
    margin-bottom: 18px;
}

a {
    color: var(--gold);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    background: linear-gradient(to bottom, rgba(10,10,10,0.95) 0%, rgba(10,10,10,0.8) 50%, rgba(10,10,10,0) 100%);
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--gold);
    letter-spacing: 2px;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 35px;
}

.nav-links a {
    color: var(--gray-light);
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

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

/* Page Header */
.page-header {
    padding: 160px 0 80px;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(ellipse at top right, rgba(212, 168, 75, 0.12) 0%, transparent 60%);
    pointer-events: none;
}

.page-label {
    color: var(--gold);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.page-label::before {
    content: '';
    width: 40px;
    height: 1px;
    background: var(--gold);
}

.page-title {
    margin-bottom: 25px;
    max-width: 800px;
}

.page-title span {
    color: var(--gold);
    font-style: italic;
}

.page-subtitle {
    font-size: 1.25rem;
    color: var(--gray-light);
    max-width: 650px;
}

/* Sections */
.section {
    padding: 100px 0;
    position: relative;
}

.section-alt {
    background: var(--dark);
}

.section-label {
    color: var(--gold);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: 20px;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 500;
    margin-bottom: 25px;
    max-width: 750px;
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--gray-light);
    max-width: 600px;
    margin-bottom: 50px;
}

/* Cards */
.card {
    background: var(--darker);
    padding: 40px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: all 0.4s ease;
}

.card:hover {
    border-color: rgba(212, 168, 75, 0.3);
    transform: translateY(-3px);
}

.card-gold {
    border-left: 4px solid var(--gold);
}

/* Grid layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

/* Stats */
.stat-box {
    background: var(--darker);
    padding: 35px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.05);
}

.stat-number {
    font-family: 'Playfair Display', serif;
    font-size: 3rem;
    color: var(--gold);
    font-weight: 600;
    line-height: 1;
}

.stat-label {
    color: var(--gray);
    font-size: 0.85rem;
    margin-top: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Quote blocks */
.quote {
    background: var(--darker);
    padding: 35px 40px;
    border-left: 4px solid var(--gold);
    position: relative;
    margin: 30px 0;
}

.quote::before {
    content: '"';
    font-family: 'Playfair Display', serif;
    font-size: 5rem;
    color: var(--gold);
    opacity: 0.2;
    position: absolute;
    top: 10px;
    right: 30px;
    line-height: 1;
}

.quote p {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.quote .source {
    color: var(--gold);
    font-size: 0.85rem;
    font-weight: 600;
    font-style: normal;
}

/* Tags / Pills */
.tag {
    display: inline-block;
    background: rgba(212, 168, 75, 0.15);
    color: var(--gold);
    padding: 6px 14px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    border-radius: 4px;
}

.tag-outline {
    background: transparent;
    border: 1px solid var(--gold);
}

/* Data tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
}

.data-table th,
.data-table td {
    padding: 18px 20px;
    text-align: left;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.data-table th {
    background: var(--darker);
    color: var(--gold);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.data-table tr:hover td {
    background: rgba(255,255,255,0.02);
}

.data-table .yes {
    color: var(--success);
}

.data-table .no {
    color: var(--danger);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 40px;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gold);
    color: var(--black);
}

.btn-primary:hover {
    background: var(--gold-light);
    color: var(--black);
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(212, 168, 75, 0.25);
}

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

.btn-outline:hover {
    background: var(--gold);
    color: var(--black);
}

/* Research cards */
.research-card {
    background: var(--darker);
    padding: 30px;
    border: 1px solid rgba(255,255,255,0.05);
    margin-bottom: 25px;
}

.research-card .meta {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 0.85rem;
    color: var(--gray);
}

.research-card .platform {
    color: var(--gold);
    font-weight: 600;
}

.research-card h4 {
    font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.research-card p {
    color: var(--gray-light);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.research-card .insight {
    background: rgba(212, 168, 75, 0.1);
    border-left: 3px solid var(--gold);
    padding: 12px 15px;
    margin-top: 15px;
}

.research-card .insight strong {
    color: var(--gold);
}

/* Feature list */
.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    padding: 25px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: rgba(212, 168, 75, 0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.5rem;
}

.feature-content h4 {
    font-family: 'DM Sans', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.feature-content p {
    color: var(--gray);
    font-size: 0.95rem;
    margin: 0;
}

/* Comparison */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 60px 1fr;
    gap: 30px;
    align-items: start;
}

.comparison-vs {
    text-align: center;
    font-family: 'Playfair Display', serif;
    font-size: 1.3rem;
    color: var(--gray);
    font-style: italic;
    padding-top: 80px;
}

.comparison-card {
    background: var(--darker);
    padding: 45px;
    border: 1px solid rgba(255,255,255,0.05);
}

.comparison-card.highlight {
    border-color: var(--gold);
    position: relative;
}

.comparison-card.highlight::before {
    content: 'RECOMMENDED';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gold);
    color: var(--black);
    padding: 4px 14px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.comparison-card h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.comparison-card .price {
    font-family: 'Playfair Display', serif;
    font-size: 2.8rem;
    color: var(--gold);
    margin-bottom: 25px;
}

.comparison-card .price span {
    font-size: 1rem;
    color: var(--gray);
}

.comparison-card ul {
    list-style: none;
}

.comparison-card ul li {
    padding: 14px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
}

.comparison-card ul li:last-child {
    border-bottom: none;
}

/* Footer */
footer {
    background: var(--black);
    padding: 50px 40px;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
}

footer .prepared {
    color: var(--gold);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

footer p {
    color: var(--gray);
    font-size: 0.85rem;
    margin: 0;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(25px);
    transition: all 0.7s ease;
}

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

/* Responsive */
@media (max-width: 1024px) {
    .container,
    .container-narrow {
        padding: 0 25px;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-vs {
        padding: 15px 0;
    }
    
    .nav-links {
        display: none;
    }
    
    nav {
        padding: 15px 25px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 70px 0;
    }
    
    .page-header {
        padding: 130px 0 60px;
    }
    
    .card {
        padding: 30px;
    }
}