/* --- CONFIGURACIÓN DE MARCA B&V --- */
:root {
    --bg-deep: #0a0a0a;          /* Negro profundo */
    --gray-industrial: #161616;  /* Gris oscuro para tarjetas */
    --gold-accent: #d4af37;      /* Dorado metálico */
    --white-text: #ffffff;
    --muted-text: #888888;
    --transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    background-color: var(--bg-deep);
    color: var(--white-text);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* --- NAVEGACIÓN LATERAL --- */
.side-nav {
    position: fixed;
    height: 100vh;
    width: 80px;
    background: var(--gray-industrial);
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 30px 0;
    z-index: 1000;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-brand span {
    color: var(--gold-accent);
}

.icon-btn {
    background: transparent;
    border: 1px solid var(--gold-accent);
    color: var(--gold-accent);
    padding: 8px;
    font-size: 0.7rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 15px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

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

/* --- CONTENEDOR DE SCROLL --- */
.scroll-container {
    margin-left: 80px;
    width: calc(100% - 80px);
}

.panel {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 10%;
}

/* --- SECCIÓN HERO --- */
.hero-panel {
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), 
                url('https://images.unsplash.com/photo-1473187983305-f615310e7daa?auto=format&fit=crop&q=80&w=1500');
    background-size: cover;
    background-position: center;
}

.stamp {
    color: var(--gold-accent);
    font-size: 0.9rem;
    letter-spacing: 6px;
    display: block;
    margin-bottom: 15px;
}

h1.split-text {
    font-size: 5rem;
    line-height: 0.9;
    margin-bottom: 25px;
}

h1.split-text span {
    -webkit-text-stroke: 1px var(--white-text);
    color: transparent;
}

.hero-subtext {
    max-width: 500px;
    color: var(--muted-text);
    margin-bottom: 30px;
}

/* --- CATÁLOGO DE BOLSOS --- */
.catalog-panel {
    flex-direction: column;
    justify-content: center;
    padding-top: 80px;
}

.panel-title {
    font-size: 2.5rem;
    margin-bottom: 50px;
    align-self: flex-start;
}

.grid-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    width: 100%;
}

.grid-item {
    height: 400px;
    background-size: cover;
    background-position: center;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.grid-item.large {
    grid-row: span 1;
    grid-column: span 1;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 40px;
    opacity: 0;
    transition: var(--transition);
}

.grid-item:hover .grid-overlay {
    opacity: 1;
}

.btn-gold {
    background: var(--gold-accent);
    color: black;
    border: none;
    padding: 12px 25px;
    font-weight: bold;
    text-transform: uppercase;
    cursor: pointer;
    margin-top: 20px;
    width: fit-content;
}

/* --- HISTORIA --- */
.history-flex {
    display: flex;
    gap: 50px;
    align-items: center;
}

.history-text-box {
    flex: 1;
}

.section-tag {
    color: var(--gold-accent);
    margin-bottom: 20px;
}

.stats-dark {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

.stat {
    border-left: 2px solid var(--gold-accent);
    padding-left: 15px;
}

.stat strong {
    display: block;
    font-size: 1.2rem;
}

.history-img-box {
    flex: 1;
}

/* --- MODALES --- */
.modal-dark {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 2000;
}

.modal-box {
    background: var(--gray-industrial);
    max-width: 450px;
    margin: 10% auto;
    padding: 50px;
    border: 1px solid var(--gold-accent);
    text-align: center;
}

.modal-box input {
    width: 100%;
    padding: 15px;
    margin: 10px 0;
    background: #000;
    border: 1px solid #333;
    color: white;
}

.close-btn {
    float: right;
    font-size: 2rem;
    cursor: pointer;
    color: var(--gold-accent);
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .grid-layout { grid-template-columns: 1fr; }
    h1.split-text { font-size: 3rem; }
    .history-flex { flex-direction: column; }
}