/* * Aethelgard Chronometry - Fully Responsive Design System
 * Path: assets/css/styles.css
 */

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

:root {
    --bg-dark: #080808;
    --bg-alt: #0d0d0d;
    --brand: #c5a059;
    --text: #f2f2f2;
    --text-muted: #888888;
    --border: rgba(197, 160, 89, 0.15);
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;
    --header-height: 100px;
    --transition-smooth: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html { scroll-behavior: smooth; background-color: var(--bg-dark); }
body { 
    background-color: var(--bg-dark); 
    color: var(--text); 
    font-family: var(--font-sans); 
    line-height: 1.6; 
    overflow-x: hidden; 
    -webkit-font-smoothing: antialiased; 
}

/* Typography */
h1, h2, h3, .serif { font-family: var(--font-serif); font-weight: 400; }
h1 { font-size: clamp(2.5rem, 10vw, 8rem); line-height: 0.95; letter-spacing: -0.05em; }
h2 { font-size: clamp(2rem, 6vw, 4.5rem); margin-bottom: 2rem; }
.gold { color: var(--brand); }
.caps { text-transform: uppercase; letter-spacing: 0.3em; font-size: 0.7rem; font-weight: 600; }

/* Layout */
.container { max-width: 1600px; margin: 0 auto; padding: 0 5%; }
.section-padding { padding: clamp(4rem, 12vw, 10rem) 0; }

/* Navigation & Logo Architecture */
header {
    height: var(--header-height);
    width: 100%;
    position: fixed;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    transition: var(--transition-smooth);
}

header.scrolled {
    height: 70px;
    background: rgba(8, 8, 8, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-container { 
    display: flex; 
    align-items: center; 
    width: 100%; 
    justify-content: space-between; 
}

.logo-wrap { display: flex; align-items: center; z-index: 1100; }

.logo { 
    font-family: var(--font-serif); 
    font-size: clamp(1.2rem, 4vw, 1.8rem); 
    text-decoration: none; 
    color: var(--text); 
    font-weight: 700; 
    letter-spacing: -1px;
    padding-right: 2rem;
    margin-right: 2rem;
    border-right: 1px solid var(--border);
    white-space: nowrap;
}

/* Desktop Nav */
.nav-links { 
    display: flex; 
    gap: 3rem; 
    list-style: none; 
    align-items: center;
}

.nav-links a { 
    text-decoration: none; 
    color: var(--text-muted); 
    font-size: 0.7rem; 
    text-transform: uppercase; 
    letter-spacing: 0.25em; 
    transition: color 0.3s ease; 
}

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

/* Mobile Menu Trigger (Hamburger) */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
    padding: 10px;
    width: 44px;
    height: 44px;
    position: relative;
}

.mobile-toggle span {
    display: block;
    width: 25px;
    height: 1px;
    background: var(--text);
    position: absolute;
    left: 10px;
    transition: var(--transition-smooth);
}

.mobile-toggle span:nth-child(1) { top: 16px; }
.mobile-toggle span:nth-child(2) { top: 22px; }
.mobile-toggle span:nth-child(3) { top: 28px; }

/* Active Hamburger State (Transform to X) */
.mobile-toggle.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; transform: translateX(10px); }
.mobile-toggle.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Hero Section */
.hero { min-height: 100vh; display: flex; align-items: center; position: relative; padding-top: var(--header-height); }
.hero-text { position: relative; z-index: 5; max-width: 900px; }
.hero-img-wrap {
    position: absolute;
    right: 0;
    top: 0;
    width: 50vw;
    height: 100vh;
    z-index: 1;
    overflow: hidden;
}
.hero-img-wrap img { width: 100%; height: 100%; object-fit: cover; opacity: 0.45; }

/* Atelier Layout (Services) */
.atelier-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8rem;
    align-items: center;
    margin-bottom: 12rem;
}

.atelier-row:nth-child(even) { direction: rtl; }
.atelier-row:nth-child(even) .atelier-content { direction: ltr; }

.atelier-img-box {
    aspect-ratio: 1/1;
    overflow: hidden;
    border: 1px solid var(--border);
    position: relative;
    background: #111;
}

.atelier-img-box img { width: 100%; height: 100%; object-fit: cover; transition: transform 2s ease; }
.atelier-img-box:hover img { transform: scale(1.05); }

/* Ledger Rates (Pricing) */
.ledger-wrap { max-width: 1000px; margin: 0 auto; }
.ledger-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    padding: 2.5rem 0;
    border-bottom: 1px solid rgba(197, 160, 89, 0.1);
    transition: var(--transition-smooth);
    opacity: 0;
    transform: translateY(15px);
}
.ledger-row.visible { opacity: 1; transform: translateY(0); }
.ledger-price { font-family: var(--font-serif); font-size: 1.8rem; color: var(--brand); align-self: center; }

/* Contact Page Architecture */
.contact-hero { padding: 12rem 0 6rem; text-align: center; }

.contact-grid { 
    display: grid; 
    grid-template-columns: 1fr 1.6fr; 
    gap: clamp(4rem, 10vw, 8rem); 
    align-items: flex-start;
}

.contact-details { padding-right: 4rem; }

.detail-item { 
    margin-bottom: 5rem; 
    padding-bottom: 3rem; 
    border-bottom: 1px solid var(--border); 
}

.detail-item:last-child { border-bottom: none; }

.detail-item h5 { 
    margin-bottom: 1.5rem; 
    color: var(--brand); 
    font-size: 0.75rem; 
    text-transform: uppercase; 
    letter-spacing: 0.3em; 
    font-weight: 600; 
}

.detail-item p { 
    font-size: 1.4rem; 
    font-family: var(--font-serif); 
    line-height: 1.5; 
}

.contact-form-box { 
    background: var(--bg-alt); 
    padding: clamp(2rem, 5vw, 5rem); 
    border: 1px solid var(--border); 
    position: relative;
}

.contact-form-box::after {
    content: "";
    position: absolute;
    top: -10px;
    right: -10px;
    width: 40px;
    height: 40px;
    border-top: 1px solid var(--brand);
    border-right: 1px solid var(--brand);
}

.form-row { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 2rem; 
    margin-bottom: 2rem; 
}

.form-group { margin-bottom: 2rem; }

.form-group label { 
    display: block; 
    margin-bottom: 1rem; 
    font-size: 0.65rem; 
    text-transform: uppercase; 
    letter-spacing: 0.2em; 
    color: var(--text-muted); 
}

.form-group input, .form-group textarea, .form-group select { 
    width: 100%; 
    background: transparent; 
    border: none; 
    border-bottom: 1px solid var(--border); 
    padding: 1.25rem 0; 
    color: var(--text); 
    font-family: inherit; 
    font-size: 1.1rem; 
    transition: border-color 0.4s ease; 
}

.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--brand); }

/* Buttons */
.btn {
    display: inline-block;
    padding: 1.4rem 3.5rem;
    border: 1px solid var(--brand);
    color: var(--text);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    transition: all 0.4s ease;
    cursor: pointer;
    background: transparent;
    text-align: center;
}
.btn:hover { background: var(--brand); color: var(--bg-dark); }

/* Animations */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 1s ease, transform 1s cubic-bezier(0.16, 1, 0.3, 1); }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* MOBILE BREAKPOINTS */
@media (max-width: 1024px) {
    header { height: 80px; }
    header.scrolled { height: 60px; }

    .mobile-toggle { display: block; }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(8, 8, 8, 0.98);
        backdrop-filter: blur(25px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 3.5rem;
        transition: var(--transition-smooth);
        z-index: 1050;
    }
    
    .nav-links.active { right: 0; }
    
    .nav-links a { font-size: 0.9rem; letter-spacing: 0.4em; }

    .hero-img-wrap { width: 100vw; opacity: 0.3; }
    .hero-text { text-align: center; margin: 0 auto; padding: 0 5%; }
    
    .atelier-row { grid-template-columns: 1fr; gap: 4rem; margin-bottom: 8rem; }
    .atelier-row:nth-child(even) { direction: ltr; }
    
    .contact-grid { grid-template-columns: 1fr; gap: 4rem; }
    .logo { border-right: none; padding-right: 0; }
}

@media (max-width: 768px) {
    .section-padding { padding: 4rem 0; }
    
    h1 { font-size: 3.2rem; }
    
    .ledger-row { grid-template-columns: 1fr; gap: 0.5rem; padding: 2rem 0; }
    .ledger-price { align-self: flex-start; font-size: 1.4rem; margin-top: 0.5rem; }
    
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .btn { width: 100%; padding: 1.2rem 2rem; }
    
    .contact-hero { padding: 8rem 0 4rem; }
    .contact-form-box { padding: 2.5rem 1.5rem; }
}

/* Fix for mobile input zoom */
@media screen and (max-width: 768px) {
    input, textarea, select { font-size: 16px !important; }
}