/* ============================================
   WAGYU SAMURAI — Ghost Theme v2.0
   Colors: #1A1A1A (墨黒), #F5F0EB (霜降り白),
           #8B2500 (炭火赤), #C4A35A (金)
   Fonts:  Cormorant Garamond (headings),
           DM Sans (body)
   ============================================ */

:root {
    --bg: #1A1A1A;
    --bg-card: #2A2A2A;
    --text: #F5F0EB;
    --text-muted: #999;
    --accent: #8B2500;
    --accent-hover: #A63000;
    --gold: #C4A35A;
    --border: #333;
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'DM Sans', sans-serif;
}

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

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

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--text); }

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

/* ---- Header ---- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(26, 26, 26, .95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: .8rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-logo {
    display: flex;
    gap: .4rem;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--text);
}

.logo-wagyu { color: var(--text); }
.logo-samurai { color: var(--gold); }

.site-nav { display: flex; align-items: center; gap: 1.5rem; }
.site-nav ul { list-style: none; display: flex; align-items: center; gap: 1.5rem; margin: 0; padding: 0; }
.site-nav li { list-style: none; }
.site-nav a {
    font-size: .85rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: .04em;
    text-transform: uppercase;
    transition: color .2s;
}
.site-nav a:hover { color: var(--gold); }

/* "Book a Table" button style in nav */
.site-nav a[href*="book"] {
    background: var(--accent);
    color: var(--text);
    padding: .5rem 1.2rem;
    border-radius: 4px;
    font-weight: 700;
    transition: background .2s;
}
.site-nav a[href*="book"]:hover {
    background: var(--accent-hover);
    color: var(--text);
}

.menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    margin: 5px 0;
    transition: .3s;
}

/* ---- Hero ---- */
.hero-section {
    padding: 6rem 1.5rem 4rem;
    text-align: center;
    border-bottom: 1px solid var(--border);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: .06em;
    color: var(--text);
    margin-bottom: .75rem;
}

.hero-tagline {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-style: italic;
    color: var(--gold);
    max-width: 600px;
    margin: 0 auto .6rem;
}

.hero-sub {
    font-family: var(--font-body);
    font-size: .9rem;
    color: #888;
    margin-bottom: 1.5rem;
}

.hero-social {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.hero-social-link {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    color: var(--text);
    font-size: .85rem;
    font-weight: 500;
    transition: color .2s;
}

.hero-social-link:hover { color: var(--gold); }

/* ---- Filter Bar ---- */
.filter-bar {
    background: #222;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 57px; /* below sticky header */
    z-index: 90;
}

.filter-bar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: .9rem 1.5rem;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: .6rem;
}

.filter-label {
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--text-muted);
    white-space: nowrap;
}

.filter-select {
    background: #2A2A2A;
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font-body);
    font-size: .8rem;
    padding: .35rem .7rem;
    border-radius: 4px;
    cursor: pointer;
    outline: none;
    transition: border-color .2s;
}

.filter-select:focus { border-color: var(--gold); }

.filter-btns {
    display: flex;
    gap: .35rem;
}

.filter-btn {
    background: #2A2A2A;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .06em;
    padding: .3rem .75rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background .2s, color .2s, border-color .2s;
}

.filter-btn:hover { color: var(--text); border-color: var(--text-muted); }

.filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--text);
}

/* ---- Badges ---- */
.badge {
    display: inline-flex;
    align-items: center;
    font-size: .55rem;
    font-weight: 700;
    letter-spacing: .05em;
    text-transform: uppercase;
    padding: .15rem .35rem;
    border-radius: 3px;
    line-height: 1;
    white-space: nowrap;
}

.badge-area {
    background: var(--gold);
    color: #1A1A1A;
}

.badge-cost {
    background: #333;
    color: var(--text-muted);
}

.badge-time {
    background: #1a2a1a;
    color: #7db87d;
    border: 1px solid #3a5a3a;
}

.badge-rank {
    display: inline-flex;
    align-items: center;
    font-size: .5rem;
    font-weight: 700;
    letter-spacing: .08em;
    padding: .15rem .4rem;
    border-radius: 3px;
    line-height: 1;
}

.badge-rank-standard {
    background: #555;
    color: #fff;
}

.badge-rank-premium {
    background: #C4A35A;
    color: #1A1A1A;
}

.badge-rank-vip {
    background: #8B2500;
    color: #fff;
}

.post-card-badges {
    display: flex;
    flex-wrap: nowrap;
    gap: .2rem;
    margin-top: .6rem;
    overflow: hidden;
}

/* ---- Posts Grid ---- */
.posts-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.post-card {
    background: var(--bg-card);
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid transparent;
    transition: transform .25s, box-shadow .25s, border-color .25s;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,.4);
    border-color: var(--accent);
}

.post-card-link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.post-card-image {
    height: 220px;
    background-size: cover;
    background-position: center;
    background-color: var(--border);
}

.post-card-image--default {
    background: linear-gradient(135deg, var(--bg-card), var(--border));
}

.post-card-content { padding: 1.5rem; }

.post-card-tag {
    display: inline-block;
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--gold);
    margin-bottom: .5rem;
}

.post-card-title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: .5rem;
    color: var(--text);
}

.post-card-excerpt {
    font-size: .9rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-date {
    font-size: .75rem;
    color: var(--text-muted);
    letter-spacing: .05em;
}

/* ---- Single Post ---- */
.post-hero {
    position: relative;
    height: 60vh;
    min-height: 400px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
}

.post-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26,26,26,.9) 0%, transparent 60%);
}

.post-hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 3rem 2rem;
}

.post-header-no-image {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 1.5rem 2rem;
    text-align: center;
}

.post-tag {
    display: inline-block;
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--gold);
    margin-bottom: .75rem;
}

.post-title {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: .5rem;
}

.post-date {
    font-size: .85rem;
    color: var(--text-muted);
}

.post-body {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 1.5rem 4rem;
}

/* ---- Restaurant Info Box ---- */
.restaurant-info-box {
    margin-bottom: 2.5rem;
    padding: 1.5rem 2rem;
    background: var(--bg-card);
    border-left: 4px solid var(--accent);
    border-radius: 0 8px 8px 0;
}

.restaurant-info-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: .75rem;
    line-height: 1.2;
}

.restaurant-info-badges {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    margin-bottom: 1rem;
}

.restaurant-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .75rem;
    margin-bottom: 1.5rem;
}

.restaurant-info-item {}

.restaurant-info-label {
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--gold);
    margin-bottom: .15rem;
}

.restaurant-info-value {
    font-size: .95rem;
    color: var(--text);
}

.restaurant-info-box p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* ---- Post Content ---- */
.post-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text);
}

.post-content h2 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin: 2.5rem 0 1rem;
    color: var(--text);
    border-bottom: 1px solid var(--border);
    padding-bottom: .3rem;
}

.post-content h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin: 2rem 0 .75rem;
    color: var(--gold);
}

.post-content p { margin-bottom: 1.5rem; }
.post-content img { border-radius: 8px; margin: 2rem 0; }
.post-content blockquote {
    border-left: 3px solid var(--gold);
    padding-left: 1.5rem;
    margin: 2rem 0;
    color: var(--text-muted);
    font-style: italic;
}

/* ---- Floating Book Button ---- */
.floating-book-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 200;
    background: var(--accent);
    color: var(--text);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: .9rem;
    letter-spacing: .04em;
    padding: 14px 24px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,.4);
    text-decoration: none;
    transition: background .2s, transform .15s;
    white-space: nowrap;
}

.floating-book-btn:hover {
    background: var(--accent-hover);
    color: var(--text);
    transform: translateY(-2px);
}

/* ---- CTA Button ---- */
.cta-button {
    display: block;
    width: 100%;
    padding: 16px;
    background: var(--accent);
    color: var(--text);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: .04em;
    border-radius: 4px;
    text-align: center;
    transition: background .2s, transform .15s;
}

.cta-button:hover {
    background: var(--accent-hover);
    color: var(--text);
    transform: translateY(-1px);
}

/* ---- Page ---- */
.page-header {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 1.5rem 2rem;
    text-align: center;
}

.page-title {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 700;
}

.page-body {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1.5rem 4rem;
}

/* ---- Pagination ---- */
.pagination {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem 4rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

.pagination a {
    padding: .5rem 1.2rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: .85rem;
    font-weight: 500;
    color: var(--gold);
    transition: background .2s;
}
.pagination a:hover { background: var(--border); color: var(--text); }

.pagination-info {
    font-size: .8rem;
    color: var(--text-muted);
}

/* ---- Footer ---- */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 3rem 1.5rem;
    text-align: center;
}

.footer-inner { max-width: 600px; margin: 0 auto; }

.footer-brand {
    margin-bottom: 1.5rem;
}

.footer-brand .logo-wagyu,
.footer-brand .logo-samurai {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.footer-tagline {
    font-size: .85rem;
    color: #666;
    margin-top: .5rem;
    font-style: italic;
}

.footer-areas {
    font-size: .8rem;
    color: #666;
    margin-top: .3rem;
    letter-spacing: .05em;
}

.footer-social {
    margin-bottom: 1.5rem;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    color: #666;
    font-size: .85rem;
    transition: color .2s;
}
.footer-social a:hover { color: var(--gold); }

.footer-copy {
    font-size: .75rem;
    color: #666;
}

/* ---- Responsive: Desktop (default) ---- */
/* posts-grid is 3 columns by default */

/* ---- Responsive: Tablet ---- */
@media (max-width: 1024px) {
    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ---- Responsive: Mobile ---- */
@media (max-width: 768px) {
    .menu-toggle { display: block; }

    .site-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        padding: 1rem 1.5rem;
        gap: .75rem;
    }

    .site-nav ul { flex-direction: column; gap: .75rem; }

    .site-nav.active { display: flex; }

    .site-nav a[href*="book"] {
        text-align: center;
    }

    .hero-title { font-size: 2rem; }
    .hero-section { padding: 4rem 1rem 3rem; }

    .filter-bar-inner {
        gap: .75rem;
    }

    .filter-group {
        flex-wrap: wrap;
    }

    .posts-grid {
        grid-template-columns: 1fr;
        padding: 2rem 1rem;
    }

    .post-hero { height: 40vh; min-height: 280px; }
    .post-title { font-size: 1.8rem; }
    .post-body { padding: 2rem 1rem 5rem; } /* extra bottom for floating btn */

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

    .restaurant-info-title { font-size: 1.5rem; }

    .cta-button {
        font-size: .95rem;
        padding: 14px;
    }

    /* Mobile floating button: full-width bar at bottom */
    .floating-book-btn {
        bottom: 0;
        right: 0;
        left: 0;
        border-radius: 0;
        text-align: center;
        padding: 16px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title { font-size: 1.6rem; }
    .post-title { font-size: 1.5rem; }
    .posts-grid { gap: 1.5rem; }
    .post-card-image { height: 180px; }
}