@charset "UTF-8";
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;700&display=swap');

/* ==========================================================================
   KAZUYAN TRAVELOGUE - Common Style
   ========================================================================== */

*, *::before, *::after {
    box-sizing: border-box;
}

:root {
    --gold: #c5a059;
    --dark-gold: #a67c52;
    --bg-dark: #1a1816;
    --bg-cream: #fdfbf7;
    --text-main: #2a2621;
}

body {
    font-family: 'Helvetica Neue', Arial, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-cream);
    color: var(--text-main);
    line-height: 1.8;
    overflow-x: hidden;
}

/* ==========================================================================
   Header (Hero Section & Nav)
   ========================================================================== */
.hero {
    padding: clamp(80px, 15vw, 120px) 20px;
    background: linear-gradient(135deg, var(--bg-dark) 0%, #3d352a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at center, rgba(197, 160, 89, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    padding: 20px;
    z-index: 1;
    width: 100%;
}
.hero h1 {
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(28px, 6vw, 50px);
    margin-bottom: 20px;
    letter-spacing: clamp(5px, 2vw, 10px);
    font-weight: 700;
    color: #fff;
    text-shadow: 0 10px 30px rgba(0,0,0,0.5);
    line-height: 1.3;
}
.hero p {
    font-size: clamp(14px, 3vw, 20px);
    letter-spacing: clamp(3px, 1vw, 5px);
    color: var(--gold);
    font-weight: 400;
    text-transform: uppercase;
    text-shadow: 0 5px 15px rgba(0,0,0,0.5);
}

/* ==========================================================================
   Post Style
   ========================================================================== */
.post-header {
    text-align: center;
    padding: clamp(60px, 10vw, 80px) 20px;
    background: #fff;
    border-bottom: 1px solid #eee;
    margin-bottom: 40px;
    position: relative;
}
.nav-home {
    position: absolute;
    top: 25px;
    left: 30px;
    font-size: 13px;
    letter-spacing: 1px;
    text-decoration: none;
    color: var(--dark-gold);
    font-weight: bold;
    border: 1px solid var(--gold);
    padding: 8px 18px;
    background: #fff;
    transition: 0.3s;
    display: flex;
    align-items: center;
    z-index: 100;
}
.nav-home:hover {
    background: var(--gold);
    color: #fff;
}
.intro-badge {
    display: inline-block;
    border: 1px solid var(--gold);
    color: var(--gold);
    padding: 6px 20px;
    font-weight: bold;
    font-size: 12px;
    margin-bottom: 20px;
    letter-spacing: 5px;
    text-transform: uppercase;
}
.post-header h1 {
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(24px, 5vw, 32px);
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.5;
    margin: 0;
    letter-spacing: 1px;
    padding: 0 10px;
}
.h1-sub {
    display: block;
    font-size: clamp(16px, 3vw, 20px);
    color: var(--gold);
    margin-top: 15px;
    font-weight: 700;
    letter-spacing: 1px;
}
.post-article {
    max-width: 950px;
    margin: 0 auto;
    padding: 0 clamp(20px, 6vw, 60px);
    line-height: 2.0;
}
.post-article p {
    margin-bottom: 25px;
    font-size: 17px;
    text-align: justify;
}
.post-article h2 {
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(22px, 4vw, 28px);
    color: #333;
    text-align: center;
    margin: clamp(50px, 8vw, 70px) 0 40px;
    padding-bottom: 20px;
    position: relative;
    line-height: 1.4;
}
.post-article h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 2px;
    background: var(--gold);
}
.post-article h3 {
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(18px, 3vw, 22px);
    color: var(--dark-gold);
    margin-top: 50px;
    border-left: 1px solid var(--gold);
    padding-left: 20px;
    line-height: 1.4;
}

/* ==========================================================================
   Gallery & Images
   ========================================================================== */
.main-visual {
    width: 100%;
    max-width: 950px;
    margin: 0 auto 60px;
    padding: 0;
    box-sizing: border-box;
}
.main-visual img {
    width: 100%;
    aspect-ratio: 16 / 9; /* 黄金の比率に固定 */
    object-fit: cover; /* 枠に合わせて美しく切り抜き */
    box-shadow: 0 25px 60px rgba(0,0,0,0.15);
    display: block;
    background-color: #f0ede6;
}
.image-gallery, .drink-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin: 40px 0;
}
.image-full {
    width: 100%;
    margin: 40px 0;
}
.image-card {
    background: #fff;
    padding: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}
.image-card img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    background-color: #f0ede6;
    display: block;
}
.guide-label {
    display: block;
    margin-top: 15px;
    font-size: 13px;
    color: var(--gold);
    font-weight: bold;
    text-align: center;
    letter-spacing: 1px;
    line-height: 1.5;
}

/* ==========================================================================
   Column, YouTube, CTA Box
   ========================================================================== */
.kazuyan-column {
    background: #fff;
    border: 1px solid #e0dcd0;
    padding: clamp(25px, 5vw, 35px);
    margin: 60px 0;
    position: relative;
    box-shadow: 0 20px 50px rgba(166, 124, 82, 0.08);
}
.kazuyan-column::before {
    content: "KAZUYAN'S PREMIUM COLUMN";
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gold);
    color: #fff;
    padding: 4px 20px;
    font-size: 11px;
    letter-spacing: 2px;
    font-weight: bold;
    text-align: center;
    white-space: nowrap;
}

.youtube-section {
    background: #111;
    padding: 80px 20px;
    margin: 80px -60px;
    text-align: center;
}
.youtube-embed {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    max-width: 800px;
    margin: 0 auto;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}
.youtube-embed iframe {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
}
.ai-narration-badge {
    font-size: 14px;
    font-weight: normal;
    color: var(--gold);
    display: block;
    margin-top: 10px;
    letter-spacing: 1px;
}

.cta-box {
    background: #fff;
    border: 1px solid #eee;
    padding: clamp(40px, 8vw, 60px) clamp(20px, 5vw, 40px);
    margin: 80px 0;
    text-align: center;
    border-top: 4px solid var(--gold);
}
.btn-gold {
    display: inline-block;
    background: var(--gold);
    color: #fff;
    padding: 18px clamp(30px, 8vw, 60px);
    text-decoration: none;
    font-size: 17px;
    font-weight: bold;
    letter-spacing: 3px;
    transition: 0.5s;
    margin-top: 25px;
    max-width: 100%;
}
.btn-gold:hover {
    background: var(--text-main);
    transform: scale(1.05);
}
.back-to-home {
    text-align: center;
    margin: 60px 0;
}
.btn-outline {
    display: inline-block;
    border: 1px solid var(--gold);
    color: var(--gold);
    padding: 15px 40px;
    text-decoration: none;
    font-size: 14px;
    font-weight: bold;
    letter-spacing: 2px;
    transition: 0.3s;
}
.btn-outline:hover {
    background: var(--gold);
    color: #fff;
}

/* ==========================================================================
   Top Page Layout
   ========================================================================== */
.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 40px 100px;
}

.concept {
    max-width: 850px;
    margin: -60px auto 100px;
    background: #fff;
    padding: clamp(40px, 8vw, 60px);
    text-align: center;
    box-shadow: 0 30px 80px rgba(0,0,0,0.08);
    position: relative;
    z-index: 10;
    border-top: 5px solid var(--gold);
}
.concept-icon {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: #f0ede6;
    border: 2px solid var(--gold);
    margin: 0 auto 40px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.concept h2 {
    font-family: 'Noto Serif JP', serif;
    color: var(--text-main);
    font-size: clamp(20px, 4vw, 26px);
    margin-bottom: 30px;
    letter-spacing: 4px;
    line-height: 1.5;
}
.concept p {
    font-size: 16px;
    color: #555;
    line-height: 2.2;
    text-align: justify;
}

.main-title {
    font-family: 'Noto Serif JP', serif;
    text-align: center;
    font-size: clamp(24px, 5vw, 32px);
    margin-bottom: 80px;
    position: relative;
    letter-spacing: clamp(1px, 1vw, 3px);
    line-height: 1.4;
}
.main-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 1px;
    background: var(--gold);
}

.featured-seat {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 40px;
    padding: 80px 20px 20px;
    background: linear-gradient(to bottom, rgba(197, 160, 89, 0.08), transparent);
    border-radius: 10px;
    position: relative;
}
.featured-badge {
    font-family: 'Noto Serif JP', serif;
    font-size: 13px;
    color: #fff;
    background: var(--gold);
    padding: 5px 20px;
    letter-spacing: 4px;
    margin-bottom: 30px;
    text-transform: uppercase;
    box-shadow: 0 5px 15px rgba(197, 160, 89, 0.3);
}
.featured-card-wrapper {
    width: 100%;
    max-width: 450px;
    transition: 0.5s;
}
.featured-card-wrapper .card {
    box-shadow: 0 30px 70px rgba(0,0,0,0.12);
    border: 1px solid rgba(197, 160, 89, 0.2);
}

.archive-divider {
    text-align: center;
    margin: 40px 0 60px;
    position: relative;
}
.archive-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(197, 160, 89, 0.3), transparent);
    z-index: 1;
}
.archive-divider-text {
    position: relative;
    z-index: 2;
    background-color: var(--bg-cream);
    padding: 0 30px;
    font-family: 'Noto Serif JP', serif;
    font-size: 14px;
    color: #888;
    letter-spacing: 5px;
    text-transform: uppercase;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 350px), 1fr));
    gap: 40px;
}
.card {
    background: #fff;
    overflow: hidden;
    transition: 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    text-decoration: none;
    color: inherit;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    border-radius: 4px;
    width: 100%;
}
.card:hover {
    transform: translateY(-15px);
    box-shadow: 0 30px 60px rgba(166, 124, 82, 0.12);
}
.card-image-wrapper {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}
.card-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: 0.8s;
}
.card:hover .card-image {
    transform: scale(1.1);
}
.card-content {
    padding: 35px 30px;
    flex-grow: 1;
    min-width: 0;
}
.card-tag {
    font-size: 11px;
    color: var(--gold);
    font-weight: bold;
    margin-bottom: 12px;
    display: block;
    letter-spacing: 2px;
    text-transform: uppercase;
    overflow-wrap: break-word;
    line-height: 1.4;
}
.card h3 {
    font-family: 'Noto Serif JP', serif;
    font-size: 22px;
    margin: 0 0 15px;
    line-height: 1.5;
    overflow-wrap: break-word;
}
.card-date {
    font-size: 13px;
    color: #999;
    margin-bottom: 20px;
    display: block;
    font-family: 'Helvetica Neue', sans-serif;
    letter-spacing: 1px;
}
.card p {
    font-size: 15px;
    color: #666;
    margin: 0;
    line-height: 1.8;
    text-align: justify;
}

/* ==========================================================================
   Footer
   ========================================================================== */
#visit-counter {
    text-align: center;
    margin: 40px 0;
    font-size: 12px;
    color: #aaa;
    letter-spacing: 2px;
}

footer {
    background: var(--bg-dark);
    color: #fff;
    text-align: center;
    padding: 100px 20px;
}
.footer-logo {
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(20px, 5vw, 28px);
    letter-spacing: 8px;
    margin-bottom: 30px;
    color: var(--gold);
}
.footer-copy { margin-bottom: 10px; 
    font-size: 12px;
    color: #666;
    letter-spacing: 2px;
    margin-top: 40px;
}
.footer-disclaimer {
    font-size: 12px;
    color: #888;
    line-height: 1.8;
    margin-bottom: 30px;
    letter-spacing: 1px;
    padding: 0 20px;
}

/* ==========================================================================
   Responsive (Mobile)
   ========================================================================== */
@media (max-width: 768px) {
    .hero { padding: 80px 20px; }
    .concept { padding: 40px 25px; margin: -40px auto 60px; width: 95%; }
    .main-title { margin-bottom: 60px; }
    .featured-seat { margin-bottom: 80px; padding: 50px 15px; }
    .grid { grid-template-columns: 1fr; gap: 30px; }
    .container { padding: 0 20px 80px; }
    .card-content { padding: 30px 20px; }
    .card-tag { letter-spacing: 1px; font-size: 10px; }
    .card h3 { font-size: 20px; }
    .archive-divider { margin: 80px 0 50px; }
    footer { padding: 80px 20px; }

    .post-header { padding: 40px 15px; margin-bottom: 30px; }
    .nav-home { left: 15px; top: 15px; font-size: 11px; padding: 6px 12px; }
    .post-article { padding: 0 20px; }
    .post-article p { margin-bottom: 20px; font-size: 16px; }
    .image-gallery, .drink-gallery { grid-template-columns: 1fr; gap: 15px; margin: 20px 0; }
    .image-full { margin: 20px 0; }
    .youtube-section { margin: 60px -20px; padding: 60px 15px; }
}