/* ============================================
   そーすどん - ソースかつ丼専門店
   Design System & Styles
   ============================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
    /* Colors - warm, appetizing palette */
    --color-primary: #8B4513;        /* Saddle Brown - main brand */
    --color-primary-dark: #5C2E0A;
    --color-primary-light: #A0522D;
    --color-accent: #D4A017;         /* Gold accent */
    --color-accent-light: #F0D060;
    --color-bg: #FAF6F0;             /* Warm off-white */
    --color-bg-dark: #1A0F08;        /* Deep dark brown */
    --color-bg-section: #F5EDE0;
    --color-text: #2C1810;
    --color-text-light: #6B5144;
    --color-text-muted: #9A8679;
    --color-white: #FFFFFF;
    --color-border: #E0D5C8;
    --color-instagram: #E1306C;
    --color-closed: #DC3545;

    /* Typography */
    --font-sans: 'Noto Sans JP', sans-serif;
    --font-serif: 'Noto Serif JP', serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;
    --space-3xl: 8rem;

    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50%;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(44, 24, 16, 0.08);
    --shadow-md: 0 4px 20px rgba(44, 24, 16, 0.12);
    --shadow-lg: 0 8px 40px rgba(44, 24, 16, 0.16);
    --shadow-xl: 0 16px 60px rgba(44, 24, 16, 0.2);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.8;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

/* --- Container --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* --- Section Header --- */
.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-label {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
}

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

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    color: var(--color-primary-dark);
    line-height: 1.4;
    margin-bottom: var(--space-sm);
}

.section-subtitle {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: var(--transition-base);
    letter-spacing: 0.05em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(139, 69, 19, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(139, 69, 19, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.6);
}

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

.btn-instagram {
    background: linear-gradient(45deg, #405DE6, #5851DB, #833AB4, #C13584, #E1306C, #FD1D1D, #F56040, #F77737, #FCAF45, #FFDC80);
    color: var(--color-white);
    padding: 16px 36px;
    border-radius: var(--radius-md);
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(225, 48, 108, 0.3);
}

.btn-instagram:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(225, 48, 108, 0.4);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(26, 15, 8, 0.95);
    backdrop-filter: blur(10px);
    padding: 10px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

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

.nav-logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 0.1em;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
}

.nav-link {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    position: relative;
    padding: 4px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition-base);
}

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

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

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

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition-base);
}

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: url('images/hero_katsudon.jpg') center center / cover no-repeat;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(26, 15, 8, 0.85) 0%,
        rgba(26, 15, 8, 0.6) 40%,
        rgba(26, 15, 8, 0.4) 70%,
        rgba(26, 15, 8, 0.7) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--color-white);
    padding: 0 var(--space-md);
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    border: 1px solid rgba(212, 160, 23, 0.5);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: var(--color-accent-light);
    margin-bottom: var(--space-lg);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-title {
    margin-bottom: var(--space-lg);
}

.hero-title-sub {
    display: block;
    font-family: var(--font-sans);
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    font-weight: 300;
    letter-spacing: 0.3em;
    margin-bottom: var(--space-sm);
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-title-main {
    display: block;
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 900;
    letter-spacing: 0.15em;
    line-height: 1.2;
    background: linear-gradient(135deg, #FFFFFF 0%, #F0D060 50%, #FFFFFF 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease 0.6s both, shimmer 4s ease-in-out infinite;
}

.hero-desc {
    font-size: clamp(0.95rem, 1.5vw, 1.1rem);
    line-height: 2;
    font-weight: 300;
    letter-spacing: 0.1em;
    opacity: 0.9;
    margin-bottom: var(--space-xl);
    animation: fadeInUp 1s ease 0.8s both;
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 1s both;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    animation: fadeInUp 1s ease 1.2s both;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.6), transparent);
    animation: scrollBounce 2s ease-in-out infinite;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: var(--space-3xl) 0;
    background: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.about-card {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: var(--transition-base);
}

.about-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.about-card:hover::before {
    transform: scaleX(1);
}

.about-card-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-md);
    color: var(--color-primary);
}

.about-card h3 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    margin-bottom: var(--space-sm);
    color: var(--color-primary-dark);
}

.about-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ============================================
   SAUCE SECTION
   ============================================ */
.sauce-section {
    position: relative;
    padding: var(--space-3xl) 0;
    background: var(--color-bg-dark);
    overflow: hidden;
    min-height: 500px;
    display: flex;
    align-items: center;
}

.sauce-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 55%;
    height: 100%;
    overflow: hidden;
}

.sauce-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
}

.sauce-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, var(--color-bg-dark) 0%, transparent 50%);
}

.sauce-content {
    position: relative;
    z-index: 2;
    max-width: 550px;
}

.sauce-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.4;
    margin-bottom: var(--space-lg);
}

.sauce-desc {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 2;
    margin-bottom: var(--space-md);
}

.sauce-desc-sub {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
    padding-top: var(--space-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

/* ============================================
   MENU SECTION
   ============================================ */
.menu {
    padding: var(--space-3xl) 0;
    background: var(--color-bg-section);
}

.menu-category {
    margin-bottom: var(--space-2xl);
}

.menu-category-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.menu-category-icon {
    color: var(--color-accent);
    font-size: 0.9rem;
}

/* Menu Grid */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.menu-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.menu-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.menu-card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.menu-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.menu-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 14px;
    background: var(--color-accent);
    color: var(--color-primary-dark);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    letter-spacing: 0.05em;
}

.menu-card-body {
    padding: var(--space-md);
}

.menu-card-body h4 {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    margin-bottom: var(--space-xs);
    color: var(--color-primary-dark);
}

.menu-card-desc {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
    line-height: 1.7;
}

.menu-price {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
}

/* Menu List */
.menu-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.menu-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    background: var(--color-white);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.menu-list-item:hover {
    box-shadow: var(--shadow-sm);
    transform: translateX(4px);
}

.menu-list-info h4 {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    color: var(--color-primary-dark);
    margin-bottom: 2px;
}

.menu-list-info p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.menu-list-item .menu-price {
    font-size: 0.9rem;
    white-space: nowrap;
}

/* Menu Note */
.menu-note {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.05), rgba(212, 160, 23, 0.05));
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-accent);
    margin-top: var(--space-md);
}

.menu-note-icon {
    font-size: 1.5rem;
    line-height: 1;
}

.menu-note-content h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 4px;
}

.menu-note-content p {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

/* ============================================
   GALLERY SECTION
   ============================================ */
.gallery {
    padding: var(--space-3xl) 0;
    background: var(--color-bg);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 220px;
    gap: var(--space-sm);
}

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

.gallery-item.large {
    grid-column: span 2;
    grid-row: span 1;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 15, 8, 0.7), transparent);
    display: flex;
    align-items: flex-end;
    padding: var(--space-md);
    opacity: 0;
    transition: var(--transition-base);
}

.gallery-overlay span {
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
}

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

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-cta {
    text-align: center;
    margin-top: var(--space-xl);
}

/* ============================================
   YOUTUBE SECTION
   ============================================ */
.youtube-section {
    padding: var(--space-3xl) 0;
    background: var(--color-bg);
}

.video-wrapper {
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: #000;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* ============================================
   MEDIA SECTION
   ============================================ */
.media-section {
    padding: var(--space-xl) 0;
    background: var(--color-bg-section);
}

.media-banner {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-accent);
}

.media-icon {
    font-size: 2.5rem;
    line-height: 1;
}

.media-text h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-primary-dark);
    margin-bottom: 4px;
}

.media-text p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* ============================================
   ACCESS SECTION
   ============================================ */
.access {
    padding: var(--space-3xl) 0;
    background: var(--color-bg);
}

.access-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

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

.access-map iframe {
    display: block;
}

.access-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.access-detail {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.access-icon {
    font-size: 1.5rem;
    line-height: 1;
    margin-top: 2px;
}

.access-detail h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--color-primary-dark);
    margin-bottom: 4px;
}

.access-detail p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

.access-detail small {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.btn-map {
    align-self: flex-start;
    margin-top: var(--space-sm);
}

/* ============================================
   INFO SECTION
   ============================================ */
.info {
    padding: var(--space-3xl) 0;
    background: var(--color-bg-section);
}

.info-card {
    max-width: 800px;
    margin: 0 auto;
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.info-table {
    width: 100%;
    border-collapse: collapse;
}

.info-table tr {
    border-bottom: 1px solid var(--color-border);
}

.info-table tr:last-child {
    border-bottom: none;
}

.info-table th,
.info-table td {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    vertical-align: top;
}

.info-table th {
    width: 140px;
    font-family: var(--font-serif);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    background: rgba(139, 69, 19, 0.03);
    white-space: nowrap;
}

.info-table td {
    font-size: 0.9rem;
    color: var(--color-text);
}

.time-slot {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: 6px;
}

.time-slot:last-child {
    margin-bottom: 0;
}

.time-label {
    display: inline-block;
    padding: 2px 10px;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
    letter-spacing: 0.05em;
}

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

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-instagram);
    font-weight: 500;
}

.social-link:hover {
    opacity: 0.7;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--space-lg);
}

.footer-logo .logo-text {
    font-size: 1.3rem;
    margin-bottom: 4px;
}

.footer-logo p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

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

.footer-social a {
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition-base);
}

.footer-social a:hover {
    color: var(--color-instagram);
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0%, 100% {
        background-position: 0% center;
    }
    50% {
        background-position: 100% center;
    }
}

@keyframes scrollBounce {
    0%, 100% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(10px);
        opacity: 0.3;
    }
}

/* Scroll reveal */
.about-card,
.menu-card,
.gallery-item,
.access-detail {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.about-card.visible,
.menu-card.visible,
.gallery-item.visible,
.access-detail.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animation delays */
.about-card:nth-child(2),
.menu-card:nth-child(2) {
    transition-delay: 0.1s;
}

.about-card:nth-child(3),
.menu-card:nth-child(3) {
    transition-delay: 0.2s;
}

.about-card:nth-child(4) {
    transition-delay: 0.3s;
}

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

    .menu-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
        grid-auto-rows: 180px;
    }

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

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(26, 15, 8, 0.98);
        flex-direction: column;
        padding: var(--space-3xl) var(--space-lg);
        gap: var(--space-lg);
        transition: var(--transition-base);
    }

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

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .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);
    }

    .hero {
        min-height: 600px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .about-card {
        padding: var(--space-lg) var(--space-md);
    }

    .sauce-bg {
        width: 100%;
        opacity: 0.3;
    }

    .sauce-bg::after {
        background: linear-gradient(to top, var(--color-bg-dark) 30%, transparent 80%);
    }

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

    .menu-list-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-xs);
        padding: var(--space-md);
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 160px;
    }

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

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

    .access-map iframe {
        height: 300px;
    }

    .info-table th,
    .info-table td {
        padding: var(--space-sm) var(--space-md);
    }

    .info-table th {
        width: 100px;
    }

    .footer-content {
        flex-direction: column;
        gap: var(--space-lg);
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-sm) var(--space-md);
    }

    .sp-br {
        display: inline;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

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

    .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 150px;
    }

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

    .menu-note {
        padding: var(--space-sm) var(--space-md);
    }

    .info-table th {
        display: block;
        width: 100%;
        padding-bottom: 4px;
    }

    .info-table td {
        display: block;
        padding-top: 0;
    }
}

/* --- Utility --- */
.sp-br {
    display: none;
}

@media (max-width: 768px) {
    .sp-br {
        display: inline;
    }
}

.sauce-tag-container {
    margin-top: 1.5rem;
}

.sauce-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.6);
    color: #fff;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 4px;
}

/* Floating Action Button */
.floating-cta {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    pointer-events: none;
}

.floating-cta a {
    pointer-events: auto;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), background 0.3s ease;
    text-decoration: none;
    position: relative;
}

.floating-cta a:hover {
    transform: translateY(-5px) scale(1.05);
}

.floating-cta .cta-phone {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
}

.floating-cta .cta-instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.floating-cta .cta-text {
    position: absolute;
    right: 75px;
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.floating-cta a:hover .cta-text {
    opacity: 1;
    visibility: visible;
    right: 70px;
}

@media (max-width: 768px) {
    .floating-cta {
        bottom: 0;
        right: 0;
        left: 0;
        flex-direction: row;
        gap: 0;
        padding: 0;
        background: rgba(26, 15, 8, 0.98);
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
        pointer-events: auto;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .floating-cta a {
        flex: 1;
        height: 70px;
        border-radius: 0;
        box-shadow: none;
        gap: 4px;
        background: transparent !important;
        border-right: 1px solid rgba(255, 255, 255, 0.1);
    }

    .floating-cta a:last-child {
        border-right: none;
    }

    .floating-cta a svg {
        width: 20px;
        height: 20px;
        margin-bottom: 2px;
    }

    .floating-cta .cta-text {
        position: static;
        opacity: 1;
        visibility: visible;
        background: transparent;
        padding: 0;
        font-size: 0.75rem;
        font-weight: 600;
        box-shadow: none;
        color: rgba(255, 255, 255, 0.9);
    }

    .floating-cta .cta-phone svg {
        color: var(--color-accent-light);
    }

    .floating-cta .cta-instagram svg {
        color: #E1306C;
    }

    .floating-cta a:active {
        background: rgba(255, 255, 255, 0.05) !important;
    }

    /* フッターなどの下部コンテンツのために余白を追加 */
    body {
        padding-bottom: 70px;
    }
}

/* News Section */
.news-section {
    padding: var(--space-xl) 0;
    background: #fff;
}

.news-list {
    margin-top: 2rem;
    border-top: 1px solid #eee;
}

.news-item {
    padding: 1.5rem 0;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
    gap: 2rem;
    transition: background 0.3s;
}

.news-item:hover {
    background: #fafafa;
}

.news-date {
    font-size: 0.9rem;
    color: #999;
    flex-shrink: 0;
    min-width: 100px;
}

.news-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-grow: 1;
}

.news-badge, .news-badge-info {
    padding: 0.2rem 0.6rem;
    font-size: 0.7rem;
    border-radius: 2px;
    font-weight: 700;
}

.news-badge {
    background: #e74c3c;
    color: white;
}

.news-badge-info {
    background: #3498db;
    color: white;
}

.news-item-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--dark);
}

.news-more {
    margin-top: 2rem;
    text-align: center;
}

.btn-text {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

@media (max-width: 768px) {
    .news-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
        padding: 1rem 0;
    }
    .news-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}