/* ==========================================================================
   Premium Coffee Roaster Stylesheet
   ========================================================================== */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

/* --- CSS Variables --- */
:root {
    --color-bg: #0d0c0a;
    --color-surface: #171512;
    --color-surface-light: #24211d;
    --color-text: #f0e6d2;
    --color-text-muted: #a69f91;
    --color-accent: #cfa870;
    --color-accent-hover: #e3c08f;
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 0.3s ease;
}

/* --- Base --- */
html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    margin-top: 0;
    color: var(--color-text);
}

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

a:hover {
    color: var(--color-accent-hover);
}

/* --- Typography Utilities --- */
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.section-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

/* --- Layout --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 8rem 0;
}

/* --- Header / Nav --- */
.site-header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 100;
    transition: background var(--transition-fast), padding var(--transition-fast), backdrop-filter var(--transition-fast);
}

.site-header.scrolled {
    background: rgba(13, 12, 10, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.logo span {
    color: var(--color-accent);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width var(--transition-fast);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* --- Hero Section --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 0;
}

.hero-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: url('https://images.unsplash.com/photo-1497935586351-b67a49e012bf?auto=format&fit=crop&q=80&w=2000');
    background-size: cover;
    background-position: center;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to right, rgba(13,12,10,0.9) 0%, rgba(13,12,10,0.4) 100%);
    z-index: -1;
}

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

.hero h1 {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp var(--transition-slow) forwards 0.2s;
}

.hero p {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    margin-bottom: 2.5rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp var(--transition-slow) forwards 0.4s;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: transparent;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp var(--transition-slow) forwards 0.6s;
    cursor: pointer;
}

.btn:hover {
    background: var(--color-accent);
    color: var(--color-bg);
}

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

/* --- Features / Offerings --- */
.offerings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.offering-card {
    background: var(--color-surface);
    padding: 3rem 2rem;
    border: 1px solid rgba(255,255,255,0.03);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.offering-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(207,168,112,0.05) 0%, rgba(207,168,112,0) 100%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.offering-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    border-color: rgba(207,168,112,0.2);
}

.offering-card:hover::before {
    opacity: 1;
}

.offering-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-accent);
}

.offering-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.offering-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* --- Info Section (Image + Text) --- */
.split-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.split-image {
    position: relative;
}

.split-image img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
}

.split-image::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 50%;
    height: 50%;
    border: 2px solid var(--color-accent);
    z-index: -1;
}

.split-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.split-text p {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

/* --- Footer --- */
.site-footer {
    background: var(--color-surface);
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--color-accent);
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col ul a {
    color: var(--color-text-muted);
}

.footer-col ul a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* --- Animations via JS (Intersection Observer) --- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .nav-links { display: none; } /* Mobile menu simplified */
    .hero h1 { font-size: 3rem; }
    .split-section { grid-template-columns: 1fr; }
    section { padding: 4rem 0; }
}

/* --- Pages overrides --- */
.page-header {
    padding: 12rem 0 6rem;
    background: var(--color-surface);
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.page-header h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.page-content {
    padding: 5rem 0;
    max-width: 800px;
    margin: 0 auto;
}

.page-content p {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}