/* ========================================
   RISTORANTE SAN NICOLAO - STYLES
   Dark & Moody Premium Theme
   ======================================== */

/* CSS Variables */
:root {
    --color-bg: #0a0a0a;
    --color-bg-alt: #111111;
    --color-surface: #1a1a1a;
    --color-text: #e8e8e8;
    --color-text-muted: #888888;
    --color-accent: #D4AF37;
    --color-accent-hover: #b8962e;
    --color-border: #2a2a2a;
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --shadow-soft: 0 10px 40px rgba(0, 0, 0, 0.5);
}

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

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

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

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

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

/* Typography */
.section-label {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-accent);
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    line-height: 1.1;
    color: var(--color-text);
    margin-bottom: 32px;
}

.section-header.center {
    text-align: center;
    margin-bottom: 64px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 32px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

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

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.25);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-text);
}

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

.btn-full {
    width: 100%;
}

/* ========================================
   TICKER
   ======================================== */
.ticker {
    background-color: var(--color-accent);
    color: var(--color-bg);
    padding: 10px 0;
    overflow: hidden;
    white-space: nowrap;
    position: relative;
    z-index: 1000;
}

.ticker-content {
    display: inline-block;
    animation: ticker 30s linear infinite;
}

.ticker-content span {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding-right: 40px;
}

@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
    position: fixed;
    top: 36px;
    left: 0;
    right: 0;
    z-index: 999;
    padding: 20px 0;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    top: 0;
    background-color: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 36px;
}

.nav-link {
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-text-muted);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-accent);
    transition: var(--transition-smooth);
}

.nav-link:hover {
    color: var(--color-text);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 12px 24px;
    font-size: 0.75rem;
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1px;
    background-color: var(--color-text);
    transition: var(--transition-smooth);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(10, 10, 10, 0.6) 0%,
        rgba(10, 10, 10, 0.4) 50%,
        rgba(10, 10, 10, 0.8) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 24px;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--color-accent);
    margin-bottom: 20px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(3.5rem, 10vw, 7rem);
    font-weight: 300;
    line-height: 1;
    margin-bottom: 24px;
    color: var(--color-text);
}

.hero-description {
    font-size: 1.1rem;
    font-weight: 300;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 2;
    opacity: 0.6;
}

.scroll-indicator span {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-text), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.7); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
    background-color: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text {
    max-width: 540px;
}

.about-description {
    font-size: 1rem;
    font-weight: 300;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.feature {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.feature-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--color-accent);
    line-height: 1;
}

.feature-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.image-wrapper:hover img {
    transform: scale(1.05);
}

.image-wrapper.placeholder::before {
    content: 'San Nicolao';
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-border);
    z-index: 1;
}

.image-wrapper::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid var(--color-border);
    pointer-events: none;
}

/* ========================================
   MENU SECTION
   ======================================== */
.menu {
    background-color: var(--color-bg-alt);
}

.menu-tabs {
    display: flex;
    justify-content: center;
    gap: 0;
    margin-bottom: 64px;
    border-bottom: 1px solid var(--color-border);
}

.tab-btn {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 16px 32px;
    cursor: pointer;
    position: relative;
    transition: var(--transition-smooth);
}

.tab-btn::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-smooth);
}

.tab-btn:hover {
    color: var(--color-text);
}

.tab-btn.active {
    color: var(--color-accent);
}

.tab-btn.active::after {
    width: 100%;
}

.tab-content {
    display: none;
    max-width: 800px;
    margin: 0 auto;
    animation: fadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.menu-item {
    padding: 28px 0;
    border-bottom: 1px solid var(--color-border);
}

.menu-item-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 8px;
}

.menu-item-name {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--color-text);
    flex-shrink: 0;
}

.menu-item-line {
    flex-grow: 1;
    border-bottom: 1px dashed var(--color-border);
    margin: 0 16px;
    position: relative;
    top: -4px;
}

.menu-item-price {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 300;
    color: var(--color-accent);
    flex-shrink: 0;
}

.menu-item-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* ========================================
   GALLERY SECTION
   ======================================== */
.gallery {
    background-color: var(--color-bg);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 300px;
    gap: 16px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
}

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

.gallery-img-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
}

.gallery-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.gallery-img-wrapper:hover img {
    transform: scale(1.08);
}

.gallery-img-wrapper.placeholder::before {
    content: 'San Nicolao';
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-border);
    z-index: 1;
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 10, 10, 0.8) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: 24px;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.gallery-img-wrapper:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay span {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--color-text);
}

/* ========================================
   PRENOTAZIONE SECTION
   ======================================== */
.prenotazione {
    background-color: var(--color-bg-alt);
}

.prenotazione-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.prenotazione-desc {
    font-size: 1rem;
    font-weight: 300;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 40px;
}

.prenotazione-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.detail-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text-muted);
}

.detail-value {
    font-size: 1.1rem;
    color: var(--color-text);
    transition: color 0.3s ease;
}

.detail-value:hover {
    color: var(--color-accent);
}

/* Form */
.prenotazione-form-wrapper {
    background-color: var(--color-surface);
    padding: 48px;
    border: 1px solid var(--color-border);
}

.prenotazione-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-accent);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #555;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23888' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-group select option {
    background-color: var(--color-bg);
    color: var(--color-text);
}

.form-success {
    display: none;
    text-align: center;
    padding: 48px;
}

.form-success h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 16px;
}

.form-success p {
    color: var(--color-text-muted);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 64px;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-text);
    display: block;
    margin-bottom: 20px;
}

.footer-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    max-width: 300px;
}

.footer-info h4,
.footer-orari h4,
.footer-nav h4 {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text);
    margin-bottom: 24px;
}

.footer-info p,
.footer-orari p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 12px;
}

.footer-info a {
    color: var(--color-text-muted);
    transition: color 0.3s ease;
}

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

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

.footer-nav li {
    margin-bottom: 12px;
}

.footer-nav a {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    transition: color 0.3s ease;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ========================================
   ANIMATIONS
   ======================================== */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

.fade-in-up:nth-child(1) { animation-delay: 0.2s; }
.fade-in-up:nth-child(2) { animation-delay: 0.4s; }
.fade-in-up:nth-child(3) { animation-delay: 0.6s; }
.fade-in-up:nth-child(4) { animation-delay: 0.8s; }

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

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}

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

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 992px) {
    .about-grid,
    .prenotazione-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-text {
        max-width: 100%;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 250px;
    }

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

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

@media (max-width: 768px) {
    .section-padding {
        padding: 60px 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-bg);
        flex-direction: column;
        padding: 100px 40px 40px;
        gap: 24px;
        transition: left 0.4s ease;
        border-right: 1px solid var(--color-border);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-cta {
        display: none;
    }

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

    .btn {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }

    .about-features {
        flex-wrap: wrap;
        gap: 24px;
    }

    .menu-tabs {
        flex-wrap: wrap;
    }

    .tab-btn {
        padding: 12px 20px;
        font-size: 0.75rem;
    }

    .menu-item-header {
        flex-wrap: wrap;
    }

    .menu-item-line {
        display: none;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 280px;
    }

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

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

    .prenotazione-form-wrapper {
        padding: 32px 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 3rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .feature-number {
        font-size: 2rem;
    }

    .about-features {
        flex-direction: column;
        gap: 24px;
    }
}