/* --- VARIABLES & RESET --- */
:root {
    --bg-color: #121212; /* Deep Charcoal */
    --text-color: #f4f4f4; /* Off-White */
    --accent-color: #c9a66b; /* Muted Gold */
    --secondary-bg: #1e1e1e;
    --transition: all 0.4s ease;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'Cinzel', serif;
    font-weight: 400;
    letter-spacing: 2px;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* --- NAVIGATION --- */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: rgba(18, 18, 18, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.logo {
    font-size: 1.5rem;
    color: var(--accent-color);
    font-weight: 600;
}

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

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    transition: var(--transition);
}

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

.btn-reserve {
    padding: 0.8rem 1.5rem;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    transition: var(--transition);
    text-transform: uppercase;
    font-size: 0.8rem;
    cursor: pointer;
}

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

/* --- HERO SECTION --- */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.6)), url('https://images.unsplash.com/photo-1553621042-f6e147245754?q=80&w=2525&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin-bottom: 2rem;
    color: #ddd;
}

.vertical-text {
    position: absolute;
    right: 3rem;
    top: 50%;
    transform: translateY(-50%);
    writing-mode: vertical-rl;
    text-orientation: upright;
    letter-spacing: 0.5rem;
    font-family: 'Cinzel', serif;
    color: var(--accent-color);
    opacity: 0.7;
    display: none; /* Hidden on mobile */
}

/* --- SECTIONS GENERAL --- */
section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header span {
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.8rem;
    display: block;
    margin-bottom: 0.5rem;
}

.section-header h2 {
    font-size: 2.5rem;
}

/* --- ABOUT (SPLIT LAYOUT) --- */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    filter: grayscale(20%);
}

.about-text h3 {
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

/* --- MENU GRID --- */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.menu-item {
    background: var(--secondary-bg);
    padding: 2rem;
    transition: var(--transition);
    border: 1px solid transparent;
}

.menu-item:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
}

.dish-name {
    display: flex;
    justify-content: space-between;
    font-family: 'Cinzel', serif;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
}

.dish-desc {
    font-size: 0.9rem;
    color: #aaa;
}

/* --- RESERVATION --- */
.reservation {
    background-color: var(--secondary-bg);
    text-align: center;
    padding: 4rem 2rem;
    margin-top: 4rem;
}

form {
    max-width: 500px;
    margin: 2rem auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

input, select {
    padding: 1rem;
    background: transparent;
    border: 1px solid #444;
    color: white;
    font-family: inherit;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* --- FOOTER --- */
footer {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 3rem;
    text-align: center;
    font-size: 0.8rem;
    color: #777;
}

/* --- ANIMATION UTILS --- */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- MOBILE RESPONSIVE --- */
@media (min-width: 768px) {
    .vertical-text { display: block; }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .about-container { grid-template-columns: 1fr; }
    .nav-links { display: none; } /* Simplified for demo */
    nav { justify-content: space-between; }
}