/* ============================================
   Osteria del Biliardo — Vintage Style CSS
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-cream: #f5efe6;
    --color-cream-dark: #e8dcc8;
    --color-dark: #1a1410;
    --color-dark-brown: #2a1f17;
    --color-medium-brown: #3a2f28;
    --color-gold: #d4a853;
    --color-gold-light: #e8c97a;
    --color-green: #2d4a3e;
    --color-green-light: #3d6a52;
    --color-text-dark: #2a1f17;
    --color-text-light: #f5efe6;
    --color-text-muted: #8a7e72;
    --color-red: #8b3a3a;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Lora', Georgia, serif;
    --font-ui: 'Inter', -apple-system, sans-serif;
    --max-width: 1200px;
    --radius: 8px;
    --radius-lg: 16px;
    --shadow: 0 4px 20px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.2);
    --transition: 0.3s ease;
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text-dark);
    background: var(--color-cream);
    line-height: 1.7;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 20, 16, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(212, 168, 83, 0.2);
    transition: all var(--transition);
}

.navbar.scrolled {
    background: rgba(26, 20, 16, 0.98);
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-gold);
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.logo-icon {
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
    align-items: center;
}

.nav-link {
    color: var(--color-text-light);
    font-family: var(--font-ui);
    font-size: 0.9rem;
    font-weight: 400;
    padding: 8px 16px;
    border-radius: var(--radius);
    transition: all var(--transition);
}

.nav-link:hover {
    color: var(--color-gold);
    background: rgba(212, 168, 83, 0.1);
}

.nav-link--cta {
    background: var(--color-gold);
    color: var(--color-dark) !important;
    font-weight: 600;
}

.nav-link--cta:hover {
    background: var(--color-gold-light);
    color: var(--color-dark) !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-family: var(--font-ui);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    letter-spacing: 0.02em;
}

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

.btn-primary:hover {
    background: var(--color-gold-light);
    border-color: var(--color-gold-light);
    color: var(--color-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(212, 168, 83, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-light);
    border-color: var(--color-text-light);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    color: var(--color-gold);
    border-color: var(--color-gold);
}

.btn-full {
    width: 100%;
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-dark-brown);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('images/hero_0001.png') center/cover no-repeat;
    opacity: 0.35;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(26, 20, 16, 0.7) 0%,
        rgba(26, 20, 16, 0.4) 40%,
        rgba(26, 20, 16, 0.8) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 120px 24px 80px;
    max-width: 800px;
}

.hero-subtitle {
    font-family: var(--font-ui);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 16px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 7vw, 5rem);
    font-weight: 700;
    color: var(--color-text-light);
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-tagline {
    font-family: var(--font-body);
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: rgba(245, 239, 230, 0.8);
    line-height: 1.6;
    margin-bottom: 36px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(245, 239, 230, 0.5);
    font-family: var(--font-ui);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid rgba(245, 239, 230, 0.4);
    border-bottom: 2px solid rgba(245, 239, 230, 0.4);
    transform: rotate(45deg);
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: rotate(45deg) translateY(0); }
    50% { transform: rotate(45deg) translateY(8px); }
}

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

.section--cream {
    background: var(--color-cream);
}

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

.section--green {
    background: var(--color-green);
}

.section-label {
    display: inline-block;
    font-family: var(--font-ui);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 12px;
}

.section-label--gold {
    color: var(--color-gold);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-title--light {
    color: var(--color-text-light);
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 48px;
    line-height: 1.7;
}

.section-subtitle--light {
    color: rgba(245, 239, 230, 0.7);
}

/* --- Chi Siamo Grid --- */
.section-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.section-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    aspect-ratio: 3/2;
    object-fit: cover;
}

.section-text p {
    margin-bottom: 16px;
    font-size: 1rem;
    line-height: 1.8;
}

.features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-ui);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.feature-icon {
    font-size: 1.3rem;
}

/* --- Menu Grid --- */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.menu-category {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(212, 168, 83, 0.15);
    border-radius: var(--radius-lg);
    padding: 28px;
}

.menu-category-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--color-gold);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(212, 168, 83, 0.2);
}

.menu-items {
    list-style: none;
}

.menu-item {
    margin-bottom: 20px;
}

.menu-item:last-child {
    margin-bottom: 0;
}

.menu-item-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 4px;
}

.menu-item-name {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-light);
}

.menu-item-price {
    font-family: var(--font-ui);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-gold);
    white-space: nowrap;
    margin-left: 12px;
}

.menu-item-desc {
    font-size: 0.85rem;
    color: rgba(245, 239, 230, 0.6);
    line-height: 1.5;
}

.menu-note {
    text-align: center;
    margin-top: 40px;
    font-family: var(--font-ui);
    font-size: 0.9rem;
    color: rgba(245, 239, 230, 0.7);
    padding: 20px;
    background: rgba(212, 168, 83, 0.1);
    border-radius: var(--radius);
    border: 1px solid rgba(212, 168, 83, 0.2);
}

/* --- Gallery --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 48px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
}

.gallery-item--wide {
    grid-column: span 2;
    aspect-ratio: 3/2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    background: linear-gradient(transparent, rgba(26, 20, 16, 0.8));
    color: var(--color-text-light);
    font-family: var(--font-ui);
    font-size: 0.85rem;
    opacity: 0;
    transform: translateY(10px);
    transition: all var(--transition);
}

.gallery-item:hover .gallery-caption {
    opacity: 1;
    transform: translateY(0);
}

.gallery-item--placeholder {
    background: var(--color-medium-brown);
}

/* --- Biliardo --- */
.biliardo-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.biliardo-text p {
    color: rgba(245, 239, 230, 0.85);
    margin-bottom: 16px;
    line-height: 1.8;
}

.biliardo-text strong {
    color: var(--color-gold);
}

.biliardo-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 32px;
}

.biliardo-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(212, 168, 83, 0.2);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
}

.biliardo-card-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 8px;
}

.biliardo-card h4 {
    font-family: var(--font-display);
    color: var(--color-gold);
    font-size: 1rem;
    margin-bottom: 4px;
}

.biliardo-card p {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: rgba(245, 239, 230, 0.7);
    margin-bottom: 0;
}

.biliardo-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    aspect-ratio: 3/2;
    object-fit: cover;
}

/* --- Reservation --- */
.reservation-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
    margin-top: 48px;
    align-items: start;
}

.reservation-form {
    background: white;
    padding: 36px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row .form-group {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-family: var(--font-ui);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-ui);
    font-size: 0.9rem;
    color: var(--color-text-dark);
    background: var(--color-cream);
    border: 1px solid var(--color-cream-dark);
    border-radius: var(--radius);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.15);
}

.form-group textarea {
    resize: vertical;
}

.form-group--checkbox {
    margin-bottom: 24px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-family: var(--font-ui);
    font-size: 0.9rem;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-gold);
}

.reservation-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-card {
    background: white;
    padding: 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.info-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--color-text-dark);
}

.info-card p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.phone-link, .email-link {
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--color-gold);
}

.info-card--highlight {
    background: var(--color-dark-brown);
    border: 1px solid rgba(212, 168, 83, 0.2);
}

.info-card--highlight h3 {
    color: var(--color-gold);
}

.info-card--highlight p {
    color: rgba(245, 239, 230, 0.7);
}

.hours-list {
    list-style: none;
}

.hours-list li {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid rgba(212, 168, 83, 0.1);
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: rgba(245, 239, 230, 0.8);
}

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

.hours-closed {
    color: var(--color-red);
    font-weight: 600;
}

/* --- Modal --- */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    padding: 48px;
    border-radius: var(--radius-lg);
    text-align: center;
    max-width: 420px;
    width: 90%;
    position: relative;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.9) translateY(20px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-text-muted);
    cursor: pointer;
}

.modal-icon {
    width: 60px;
    height: 60px;
    background: var(--color-green);
    color: white;
    font-size: 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.modal-content h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.modal-content p {
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.modal-note {
    font-size: 0.85rem;
}

.modal-note a {
    color: var(--color-gold);
    font-weight: 600;
}

/* --- Contact --- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    margin-top: 48px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item h4 {
    font-family: var(--font-display);
    color: var(--color-gold);
    font-size: 1rem;
    margin-bottom: 4px;
}

.contact-item p,
.contact-item a {
    font-size: 0.9rem;
    color: rgba(245, 239, 230, 0.8);
    line-height: 1.6;
}

.contact-hint {
    font-size: 0.8rem !important;
    color: rgba(245, 239, 230, 0.5) !important;
    margin-top: 4px;
}

.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* --- Footer --- */
.footer {
    background: var(--color-dark);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(212, 168, 83, 0.15);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    font-family: var(--font-display);
    color: var(--color-gold);
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.footer-brand p {
    color: rgba(245, 239, 230, 0.6);
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4,
.footer-social h4 {
    font-family: var(--font-display);
    color: var(--color-gold);
    font-size: 1rem;
    margin-bottom: 12px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: rgba(245, 239, 230, 0.6);
}

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

.footer-contact p {
    font-size: 0.85rem;
    color: rgba(245, 239, 230, 0.6);
    margin-bottom: 4px;
    line-height: 1.6;
}

.footer-contact a {
    font-size: 0.85rem;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    color: rgba(245, 239, 230, 0.6);
    transition: all var(--transition);
}

.social-links a:hover {
    color: var(--color-gold);
    transform: translateY(-2px);
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(212, 168, 83, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-family: var(--font-ui);
    font-size: 0.8rem;
    color: rgba(245, 239, 230, 0.4);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
    .menu-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .section-grid {
        gap: 40px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(26, 20, 16, 0.98);
        flex-direction: column;
        padding: 20px 24px;
        gap: 4px;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all var(--transition);
        border-bottom: 1px solid rgba(212, 168, 83, 0.2);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-link {
        padding: 12px 16px;
        width: 100%;
        text-align: left;
    }

    .section {
        padding: 70px 0;
    }

    .section-grid {
        grid-template-columns: 1fr;
    }

    .section-image {
        order: -1;
    }

    .menu-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr 1fr;
    }

    .gallery-item--wide {
        grid-column: span 2;
    }

    .biliardo-content {
        grid-template-columns: 1fr;
    }

    .biliardo-image {
        order: -1;
    }

    .biliardo-info {
        grid-template-columns: 1fr;
    }

    .reservation-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .hero-content {
        padding: 100px 20px 60px;
    }

    .hero-scroll {
        display: none;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-item--wide {
        grid-column: span 1;
        aspect-ratio: 3/2;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .reservation-form {
        padding: 24px;
    }

    .modal-content {
        padding: 32px 24px;
    }
}

/* --- 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);
}

/* --- Decorative Elements --- */
.section--dark::before,
.section--green::before {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--color-gold);
    margin: 0 auto 20px;
    border-radius: 2px;
}

/* Vintage divider */
.vintage-divider {
    text-align: center;
    margin: 40px 0;
    color: var(--color-gold);
    font-size: 1.2rem;
    letter-spacing: 0.5em;
}

/* Smooth image loading */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

img.loading {
    opacity: 0.5;
}