/* ============================================================
   VARIABLES
============================================================ */
:root {
    --red:        #C8192A;
    --red-dark:   #8B0000;
    --red-deep:   #5A0000;
    --gold:       #C9A84C;
    --gold-light: #E8C97A;
    --white:      #FFFFFF;
    --off-white:  #FAF7F2;
    --cream:      #F3EDE4;
    --dark:       #1A1A1A;
    --mid:        #4A4A4A;
    --soft:       #787878;
    --placeholder: #BCBAB7;
    --border:     #DDD5C8;
    --font-serif: 'Noto Serif JP', serif;
    --font-sans:  'Noto Sans JP', sans-serif;
}

/* ============================================================
   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(--dark);
    background: var(--off-white);
    overflow-x: hidden;
    line-height: 1.8;
}
h1, h2, h3, h4 { font-family: var(--font-serif); }
a { text-decoration: none; color: inherit; transition: all .3s ease; }
img { display: block; max-width: 100%; }

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================================
   UTILITY: SECTION TITLE
============================================================ */
.sec-title {
    text-align: center;
}
.sec-title .en-label {
    display: block;
    font-size: 10px;
    letter-spacing: 5px;
    text-transform: uppercase;
    color: var(--gold);
    font-family: var(--font-serif);
    margin-bottom: 10px;
}
.sec-title h2 {
    font-size: 30px;
    letter-spacing: 6px;
    text-indent: 6px;
    color: var(--red);
    line-height: 1.3;
}

/* ============================================================
   UTILITY: DIVIDER
============================================================ */
.divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin: 22px 0 52px;
}
.divider::before,
.divider::after {
    content: '';
    flex: 1;
    max-width: 100px;
    height: 1px;
    background: linear-gradient(to var(--dir, right), transparent, var(--gold));
}
.divider::before { --dir: right; }
.divider::after  { --dir: left; }
.divider-gem {
    width: 8px;
    height: 8px;
    background: var(--gold);
    transform: rotate(45deg);
    flex-shrink: 0;
}

/* ============================================================
   SCROLL ANIMATIONS
============================================================ */
.reveal {
    opacity: 0;
    transition: opacity .9s cubic-bezier(.2,.8,.2,1),
                transform .9s cubic-bezier(.2,.8,.2,1);
}
.reveal.up    { transform: translateY(44px); }
.reveal.left  { transform: translateX(-50px); }
.reveal.right { transform: translateX(50px); }
.reveal.visible { opacity: 1; transform: none; }
.d1 { transition-delay: .1s; }
.d2 { transition-delay: .2s; }
.d3 { transition-delay: .3s; }
.d4 { transition-delay: .4s; }

/* ============================================================
   HEADER
============================================================ */
#header {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    background: rgba(255,255,255,.97);
    border-bottom: 3px solid var(--red);
    z-index: 999;
    transition: box-shadow .3s;
}
#header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.1); }

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
}

.logo-wrap { display: flex; align-items: baseline; gap: 10px; }
.logo-main {
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 700;
    color: var(--red);
    letter-spacing: 4px;
}
.logo-sub {
    font-size: 10px;
    color: var(--soft);
    letter-spacing: 2px;
    font-family: var(--font-sans);
}

#main-nav ul {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 30px;
}
#main-nav a {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1px;
    position: relative;
}
#main-nav a:not(.btn-tel)::after {
    content: '';
    position: absolute;
    bottom: -2px; left: 0;
    width: 0; height: 2px;
    background: var(--red);
    transition: width .3s;
}
#main-nav a:not(.btn-tel):hover { color: var(--red); }
#main-nav a:not(.btn-tel):hover::after { width: 100%; }

.btn-tel {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1px;
    padding: 8px 18px;
    background: var(--red);
    color: #fff !important;
    border-left: 4px solid var(--red-dark);
}
.btn-tel:hover { background: var(--red-dark) !important; }
.btn-tel .t-small { font-size: 9px; letter-spacing: 1px; opacity: .85; }
.btn-tel .t-num   { font-size: 15px; font-weight: 700; letter-spacing: 1px; font-family: var(--font-serif); }

/* Hamburger */
#hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
    z-index: 10;
    flex-shrink: 0; /* Never shrink or get pushed off-screen */
}
#hamburger span {
    display: block;
    width: 26px; height: 2px;
    background: var(--dark);
    transition: all .3s;
}
#hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px,6px); }
#hamburger.active span:nth-child(2) { opacity: 0; }
#hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-6px); }


/* ============================================================
   [INDEX PAGE] HERO
============================================================ */
#hero {
    height: 100vh;
    min-height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--off-white);
}

/* Animated background slides */
.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    filter: brightness(0.95) contrast(1.0);
}
.hero-slide:nth-child(1) {
    background-image: url('img/HERO1.jpg');
    animation: hSlide 10s ease-in-out 0s infinite;
}
.hero-slide:nth-child(2) {
    background-image: url('img/HERO2.jpg');
    animation: hSlide 10s ease-in-out 5s infinite;
}
@keyframes hSlide {
    0%,100% { opacity: 0; transform: scale(1.03); }
    10%      { opacity: 1; }
    50%      { opacity: 1; transform: scale(1.08); }
    60%      { opacity: 0; }
}

/* Dark + red gradient overlay */
.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(255,255,255,.2) 0%,
        rgba(255,255,255,.4) 100%
    );
    z-index: 1;
}

/* Subtle grid pattern */
.hero-grid {
    position: absolute; inset: 0; z-index: 1;
    background-image:
        repeating-linear-gradient(0deg, transparent 0, transparent 39px, rgba(200,25,42,.03) 39px, rgba(200,25,42,.03) 40px),
        repeating-linear-gradient(90deg, transparent 0, transparent 39px, rgba(200,25,42,.03) 39px, rgba(200,25,42,.03) 40px);
}

/* Hero center content */
.hero-body {
    position: relative; z-index: 2;
    text-align: center;
}

/* Classic Chinese double-frame */
.hero-frame {
    display: inline-block;
    padding: 56px 80px;
    border: 1px solid rgba(0,0,0,.12);
    position: relative;
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
/* inner border */
.hero-frame::before {
    content: '';
    position: absolute;
    top: 8px; left: 8px; right: 8px; bottom: 8px;
    border: 1px solid rgba(201,168,76,.65);
    pointer-events: none;
}
/* gold corner: top-left */
.hero-frame::after {
    content: '';
    position: absolute;
    top: -2px; left: -2px;
    width: 22px; height: 22px;
    border-top: 3px solid var(--gold);
    border-left: 3px solid var(--gold);
}
.hf-tr, .hf-bl, .hf-br {
    position: absolute;
    width: 22px; height: 22px;
}
.hf-tr { top: -2px; right: -2px;   border-top: 3px solid var(--gold); border-right: 3px solid var(--gold); }
.hf-bl { bottom: -2px; left: -2px;  border-bottom: 3px solid var(--gold); border-left: 3px solid var(--gold); }
.hf-br { bottom: -2px; right: -2px; border-bottom: 3px solid var(--gold); border-right: 3px solid var(--gold); }

.hero-en {
    font-size: 11px;
    letter-spacing: 6px;
    color: var(--gold);
    font-family: var(--font-serif);
    margin-bottom: 18px;
    animation: fadeUp 1.1s ease both .2s;
}
.hero-title {
    font-size: 60px;
    font-weight: 700;
    color: var(--red);
    letter-spacing: 12px;
    text-indent: 12px;
    line-height: 1.15;
    animation: fadeUp 1.1s ease both .5s;
}
.hero-catch {
    margin-top: 18px;
    font-size: 14px;
    color: var(--mid);
    letter-spacing: 5px;
    font-family: var(--font-serif);
    animation: fadeUp 1.1s ease both .8s;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 36px; left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 10px;
    letter-spacing: 4px;
    color: var(--soft);
    animation: scrollBounce 2.4s ease-in-out infinite;
}
.hero-scroll-indicator::after {
    content: '';
    display: block;
    width: 1px; height: 44px;
    background: linear-gradient(to bottom, var(--soft), transparent);
}
@keyframes scrollBounce {
    0%,100% { transform: translateX(-50%) translateY(0); }
    55%      { transform: translateX(-50%) translateY(10px); }
}
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   [INDEX PAGE] PLACEHOLDER
============================================================ */
.ph {
    background: var(--placeholder);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.ph::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        -45deg,
        transparent 0, transparent 18px,
        rgba(255,255,255,.12) 18px, rgba(255,255,255,.12) 19px
    );
}
.ph-label {
    position: relative;
    font-size: 11px;
    letter-spacing: 3px;
    color: rgba(255,255,255,.55);
    font-family: var(--font-serif);
}

/* ============================================================
   [INDEX PAGE] RED STRIPE BANNER
============================================================ */
#stripe {
    background: var(--red);
    padding: 0;
    border-top: 2px solid var(--red-dark);
}
.stripe-inner {
    display: flex;
    align-items: stretch;
    justify-content: center;
}
.stripe-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 18px 40px;
    gap: 3px;
    flex: 1;
    border-right: 1px solid rgba(255,255,255,.15);
}
.stripe-item:last-child { border-right: none; }
.s-label {
    font-size: 9px;
    letter-spacing: 3px;
    color: rgba(255,255,255,.65);
    text-transform: uppercase;
}
.s-val {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    font-family: var(--font-serif);
    letter-spacing: 1px;
}

/* ============================================================
   [INDEX PAGE] CONCEPT
============================================================ */
#concept {
    padding: 100px 0;
    background: var(--off-white);
}
.concept-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.concept-img-wrap {
    position: relative;
}
.concept-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 12px 36px rgba(0,0,0,0.15);
}
.concept-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    animation: cSlide 20s infinite ease-in-out;
}
.concept-slide:nth-child(1) { background-image: url('img/CONCEPT1.png'); animation-delay: 0s; }
.concept-slide:nth-child(2) { background-image: url('img/CONCEPT2.png'); animation-delay: 5s; }
.concept-slide:nth-child(3) { background-image: url('img/CONCEPT3.png'); animation-delay: 10s; }
.concept-slide:nth-child(4) { background-image: url('img/CONCEPT4.png'); animation-delay: 15s; }

@keyframes cSlide {
    0% { opacity: 0; }
    3% { opacity: 1; }
    25% { opacity: 1; }
    28% { opacity: 0; }
    100% { opacity: 0; }
}
/* Red accent line on left */
.concept-img-wrap::before {
    content: '';
    position: absolute;
    top: -10px; left: -10px;
    bottom: 10px; right: 10px;
    border: 2px solid var(--red);
    z-index: -1;
}
.concept-text .sec-title { text-align: left; }
.concept-divider {
    display: flex;
    gap: 10px;
    align-items: center;
    margin: 20px 0 30px;
}
.c-gem {
    width: 8px; height: 8px;
    background: var(--gold);
    transform: rotate(45deg);
}
.c-gem.sm { width: 5px; height: 5px; opacity: .5; }
.concept-lead {
    font-family: var(--font-serif);
    font-size: 22px;
    color: var(--red);
    font-weight: 600;
    line-height: 1.7;
    letter-spacing: 1px;
    margin-bottom: 24px;
}
.concept-body {
    font-size: 14px;
    color: var(--mid);
    line-height: 2.1;
    margin-bottom: 16px;
}

/* ============================================================
   [INDEX PAGE] FEATURES
============================================================ */
#features {
    padding: 100px 0;
    background: #EBE9E4;
    position: relative;
    overflow: hidden;
}
#features::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        repeating-linear-gradient(0deg, transparent 0, transparent 49px, rgba(200,25,42,.03) 49px, rgba(200,25,42,.03) 50px),
        repeating-linear-gradient(90deg, transparent 0, transparent 49px, rgba(200,25,42,.03) 49px, rgba(200,25,42,.03) 50px);
}
#features .sec-title h2 { color: var(--red); }
#features .sec-title .en-label { color: var(--gold); }
#features .divider::before { background: linear-gradient(to right, transparent, var(--gold)); }
#features .divider::after  { background: linear-gradient(to left,  transparent, var(--gold)); }
#features .divider-gem { background: var(--gold); }

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border);
    position: relative; z-index: 1;
}
.f-card {
    background: var(--white);
    padding: 44px 28px;
    text-align: center;
    border: 1px solid rgba(0,0,0,.03);
    transition: background .35s, transform .35s, border-color .35s;
}
.f-card:hover {
    background: rgba(200,25,42,.03);
    border-color: rgba(200,25,42,.2);
    transform: translateY(-5px);
}
.f-num {
    font-size: 46px;
    font-family: var(--font-serif);
    color: var(--red);
    font-weight: 700;
    line-height: 1;
    margin-bottom: 18px;
    opacity: .85;
}
.f-title {
    font-size: 15px;
    font-family: var(--font-serif);
    color: var(--dark);
    font-weight: 600;
    letter-spacing: 1px;
    line-height: 1.6;
    margin-bottom: 16px;
}
.f-desc {
    font-size: 12px;
    color: var(--mid);
    line-height: 2;
}

/* ============================================================
   [INDEX PAGE] RECOMMENDED MENU
============================================================ */
#menu {
    padding: 100px 0;
    background: var(--off-white);
}
.menu-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    margin-bottom: 52px;
}
.m-card {
    background: var(--white);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: transform .3s, box-shadow .3s, border-color .3s;
    display: flex;
    flex-direction: column;
}
.m-card:hover {
    transform: translateY(-7px);
    box-shadow: 0 14px 42px rgba(0,0,0,.1);
    border-color: var(--red);
}
.m-card-img {
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
    position: relative;
}
.m-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.m-card:hover .m-card-img img {
    transform: scale(1.08);
}
.m-card-body {
    padding: 20px 22px 22px;
    border-top: 3px solid var(--red);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.m-card-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
}
.m-card-name {
    font-size: 17px;
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--dark);
    letter-spacing: 1px;
}
.m-card-tag {
    font-size: 9px;
    padding: 2px 6px;
    border: 1px solid var(--red);
    color: var(--red);
    border-radius: 2px;
    font-weight: 600;
    white-space: nowrap;
}
.m-card-desc {
    font-size: 12px;
    color: var(--soft);
    line-height: 1.85;
}

.menu-btn-wrap { text-align: center; }
.btn-outline {
    display: inline-block;
    padding: 15px 60px;
    border: 2px solid var(--red);
    color: var(--red);
    font-size: 14px;
    font-family: var(--font-serif);
    letter-spacing: 4px;
    font-weight: 600;
    transition: background .3s, color .3s;
}
.btn-outline:hover { background: var(--red); color: #fff; }

/* ============================================================
   [INDEX PAGE] RESERVATION
============================================================ */
#reservation {
    padding: 100px 0;
    background: var(--red);
    position: relative;
    overflow: hidden;
}
#reservation::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        repeating-linear-gradient(0deg, transparent 0, transparent 29px, rgba(255,255,255,.05) 29px, rgba(255,255,255,.05) 30px),
        repeating-linear-gradient(90deg, transparent 0, transparent 29px, rgba(255,255,255,.05) 29px, rgba(255,255,255,.05) 30px);
}
#reservation .sec-title h2 { color: #fff; }
#reservation .sec-title .en-label { color: rgba(255,255,255,.6); }
#reservation .divider::before { background: linear-gradient(to right, transparent, rgba(255,255,255,.35)); }
#reservation .divider::after  { background: linear-gradient(to left,  transparent, rgba(255,255,255,.35)); }
#reservation .divider-gem { background: rgba(255,255,255,.35); }

.res-inner { position: relative; z-index: 1; text-align: center; }
.res-note {
    font-size: 15px;
    color: rgba(255,255,255,.85);
    line-height: 2.1;
    margin: 0 auto 40px;
    max-width: 480px;
}

.tel-block {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 30px 64px;
    border: 2px solid rgba(255,255,255,.35);
    background: rgba(255,255,255,.08);
    transition: background .3s, border-color .3s;
}
.tel-block:hover {
    background: rgba(255,255,255,.16);
    border-color: rgba(255,255,255,.7);
}
.tel-small  { font-size: 10px; letter-spacing: 3px; color: rgba(255,255,255,.6); }
.tel-number { font-size: 38px; font-weight: 700; color: #fff; letter-spacing: 3px; font-family: var(--font-serif); }
.tel-number a { color: #fff; }
.tel-hours  { margin-top: 20px; font-size: 12px; color: rgba(255,255,255,.5); letter-spacing: 2px; }

/* ============================================================
   [INDEX PAGE] INFO / ACCESS
============================================================ */
#info {
    padding: 100px 0;
    background: var(--cream);
}
.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 52px;
    align-items: start;
}
.info-table {
    width: 100%;
    border-collapse: collapse;
}
.info-table tr { border-bottom: 1px solid var(--border); }
.info-table tr:first-child th,
.info-table tr:first-child td { padding-top: 0; }
.info-table th {
    padding: 20px 16px;
    font-size: 12px;
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--red);
    letter-spacing: 1px;
    width: 34%;
    vertical-align: top;
    text-align: left;
}
.info-table td {
    padding: 20px 16px;
    font-size: 14px;
    color: var(--mid);
    line-height: 1.9;
}
.info-table td a { color: var(--red); }
.info-table td a:hover { text-decoration: underline; }

.map-wrap {
    position: relative;
    aspect-ratio: 1/1;
    border: 1px solid var(--border);
    overflow: hidden;
}
.map-wrap iframe {
    width: 100%; height: 100%;
    border: 0; display: block;
}

/* ============================================================
   [FOOTER]
============================================================ */
footer {
    background: var(--white);
    color: var(--dark);
    border-top: 1px solid var(--border);
}
.footer-top-bar {
    height: 4px;
    background: linear-gradient(to right, var(--red-deep), var(--red), var(--gold), var(--red), var(--red-deep));
}
.footer-inner {
    padding: 56px 0 30px;
    text-align: center;
}
.footer-logo {
    font-family: var(--font-serif);
    font-size: 28px;
    color: var(--red);
    letter-spacing: 6px;
    margin-bottom: 6px;
}
.footer-en {
    font-size: 10px;
    letter-spacing: 4px;
    color: var(--soft);
    margin-bottom: 32px;
}
.footer-info-list {
    font-size: 13px;
    color: var(--mid);
    line-height: 2.5;
    margin-bottom: 36px;
}
.footer-rule {
    width: 50px; height: 1px;
    background: rgba(200,25,42,.3);
    margin: 0 auto 28px;
}
.copyright {
    font-size: 10px;
    letter-spacing: 1px;
    color: var(--soft);
}

/* ============================================================
   [MENU PAGE ONLY] PAGE HERO (small)
============================================================ */
#page-hero {
    padding-top: 80px; /* header offset */
    background: var(--red);
    position: relative;
    overflow: hidden;
}
#page-hero::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        repeating-linear-gradient(0deg, transparent 0, transparent 29px, rgba(255,255,255,.05) 29px, rgba(255,255,255,.05) 30px),
        repeating-linear-gradient(90deg, transparent 0, transparent 29px, rgba(255,255,255,.05) 29px, rgba(255,255,255,.05) 30px);
}
.page-hero-inner {
    position: relative; z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 60px 0 56px;
    text-align: center;
}
/* corner frame */
.page-hero-frame {
    display: inline-block;
    padding: 28px 70px;
    border: 1px solid rgba(255,255,255,.25);
    position: relative;
}
.page-hero-frame::before {
    content: '';
    position: absolute;
    top: 6px; left: 6px; right: 6px; bottom: 6px;
    border: 1px solid rgba(201,168,76,.4);
}
.page-hero-frame::after {
    content: '';
    position: absolute;
    top: -2px; left: -2px;
    width: 18px; height: 18px;
    border-top: 2px solid var(--gold);
    border-left: 2px solid var(--gold);
}
.phf-tr { position: absolute; top: -2px; right: -2px; width: 18px; height: 18px; border-top: 2px solid var(--gold); border-right: 2px solid var(--gold); }
.phf-bl { position: absolute; bottom: -2px; left: -2px; width: 18px; height: 18px; border-bottom: 2px solid var(--gold); border-left: 2px solid var(--gold); }
.phf-br { position: absolute; bottom: -2px; right: -2px; width: 18px; height: 18px; border-bottom: 2px solid var(--gold); border-right: 2px solid var(--gold); }

.page-hero-en {
    font-size: 10px;
    letter-spacing: 6px;
    color: var(--gold-light);
    font-family: var(--font-serif);
    margin-bottom: 10px;
}
.page-hero-title {
    font-size: 34px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 8px;
    text-indent: 8px;
}

/* Breadcrumb */
.breadcrumb {
    margin-top: 20px;
    font-size: 11px;
    letter-spacing: 1px;
    color: rgba(255,255,255,.5);
}
.breadcrumb a { color: rgba(255,255,255,.6); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: rgba(255,255,255,.35); }

/* ============================================================
   [MENU PAGE ONLY] MENU BODY & INTRO
============================================================ */
#menu-body {
    padding: 80px 0 100px;
}
.menu-intro {
    text-align: center;
    margin-bottom: 64px;
}
.menu-intro-title {
    font-size: 13px;
    letter-spacing: 2px;
    color: var(--soft);
    margin-bottom: 10px;
}
.menu-intro-note {
    font-size: 13px;
    color: var(--soft);
    line-height: 2;
}
.menu-intro-badge {
    display: inline-block;
    margin-top: 14px;
    padding: 6px 24px;
    background: var(--red);
    color: #fff;
    font-size: 11px;
    letter-spacing: 2px;
    font-family: var(--font-serif);
}

.cat-block {
    margin-bottom: 56px;
}
.cat-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--red);
}
.cat-num {
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--gold);
    font-family: var(--font-serif);
}
.cat-name-jp {
    font-size: 22px;
    font-family: var(--font-serif);
    font-weight: 700;
    color: var(--dark);
    letter-spacing: 2px;
}
.cat-name-en {
    font-size: 11px;
    letter-spacing: 3px;
    color: var(--soft);
    text-transform: uppercase;
    margin-left: auto;
}

.item-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border);
}
.menu-item {
    background: var(--white);
    padding: 18px 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    transition: background .25s;
}
.menu-item:hover {
    background: #FFF6F6;
}
.item-name {
    font-size: 14px;
    font-family: var(--font-serif);
    color: var(--dark);
    font-weight: 500;
    letter-spacing: .5px;
}
.item-dot {
    flex: 1;
    height: 1px;
    background: repeating-linear-gradient(
        to right,
        var(--border) 0, var(--border) 4px,
        transparent 4px, transparent 8px
    );
    min-width: 10px;
}
.item-tag {
    font-size: 10px;
    letter-spacing: 1px;
    padding: 2px 8px;
    border: 1px solid var(--border);
    color: var(--soft);
    white-space: nowrap;
}
.item-tag.hot { border-color: var(--red); color: var(--red); }

.cat-divider {
    display: flex;
    align-items: center;
    gap: 14px;
    margin: 0 0 56px;
}
.cat-divider::before,
.cat-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}
.cat-divider-gem {
    width: 6px; height: 6px;
    background: var(--gold);
    transform: rotate(45deg);
    flex-shrink: 0;
}

/* ============================================================
   [MENU PAGE ONLY] BACK BUTTON / CTA
============================================================ */
.cta-strip {
    background: var(--cream);
    padding: 60px 0;
    text-align: center;
    border-top: 1px solid var(--border);
}
.cta-strip p {
    font-size: 14px;
    color: var(--dark);
    margin-bottom: 24px;
    letter-spacing: 1px;
}
.btn-back {
    display: inline-block;
    padding: 14px 48px;
    border: 2px solid var(--red);
    color: var(--red);
    font-size: 13px;
    letter-spacing: 3px;
    font-family: var(--font-serif);
    transition: border-color .3s, background .3s, color .3s;
}
.btn-back:hover {
    border-color: var(--red-dark);
    background: var(--red);
    color: #fff;
}
.btn-tel-cta {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin-top: 30px;
    padding: 20px 60px;
    border: 2px solid var(--red);
    background: var(--red);
    color: #fff;
    transition: background .3s;
}
.btn-tel-cta:hover { background: var(--red-dark); border-color: var(--red-dark); }
.btn-tel-cta .tc-small { font-size: 10px; letter-spacing: 2px; opacity: .75; }
.btn-tel-cta .tc-num   { font-size: 26px; font-weight: 700; letter-spacing: 2px; font-family: var(--font-serif); }


/* ============================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
============================================================ */

/* Tablet & Smaller Screens (max-width: 992px) */
@media (max-width: 992px) {
    /* Index Page Layouts */
    .feature-grid     { grid-template-columns: repeat(2, 1fr); }
    .menu-grid        { grid-template-columns: repeat(2, 1fr); }
    .concept-grid,
    .info-grid        { grid-template-columns: 1fr; }
    .map-wrap         { aspect-ratio: 4/3; }

    /* Switch to Hamburger Navigation at 992px */
    .header-inner {
        position: relative;
        padding-right: 50px; /* Space for absolute hamburger */
    }
    #hamburger {
        display: flex;
        position: absolute;
        right: 24px;
        top: 50%;
        transform: translateY(-50%);
    }
    #main-nav {
        position: absolute;
        top: 100%; left: 0;
        width: 100%;
        background: #fff;
        border-top: 1px solid #eee;
        box-shadow: 0 6px 20px rgba(0,0,0,.1);
        display: none;
    }
    #main-nav.open { display: block; }
    #main-nav ul {
        flex-direction: column;
        gap: 0;
        padding: 8px 0;
    }
    #main-nav ul li { width: 100%; text-align: center; }
    #main-nav a:not(.btn-tel) {
        display: block;
        padding: 14px;
        border-bottom: 1px solid #f0f0f0;
    }
    #main-nav a:not(.btn-tel)::after { display: none; }
    .btn-tel { margin: 10px 20px 14px; justify-content: center; }
}

/* Medium Mobile Devices (max-width: 768px) */
@media (max-width: 768px) {
    /* Index specific styles */
    .hero-title        { font-size: 38px; letter-spacing: 6px; }
    .hero-frame        { padding: 38px 28px; }
    .hero-frame::before { display: none; }

    .stripe-item       { padding: 16px 20px; }
    .s-val             { font-size: 14px; }

    #concept, #features, #menu, #reservation, #info { padding: 70px 0; }

    .concept-img-wrap::before { display: none; }

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

    .tel-number        { font-size: 28px; }
    .tel-block         { padding: 24px 36px; }

    .info-table th,
    .info-table td     { display: block; width: 100%; padding: 8px 0; }
    .info-table tr     { padding: 14px 0; display: block; border-bottom: 1px solid var(--border); }
    .info-table th     { padding-bottom: 4px; border-bottom: none; }

    /* Menu Page specific styles */
    .page-hero-frame { padding: 22px 36px; }
    .page-hero-title { font-size: 26px; }
    .page-hero-frame::before { display: none; }

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

    .cat-name-en { display: none; }
}

/* Portrait Mobile Devices (max-width: 520px) */
@media (max-width: 520px) {
    /* Shared mobile layouts */
    .logo-wrap    { flex-direction: column; align-items: flex-start; gap: 2px; }
    .logo-main    { font-size: 20px; line-height: 1; }
    .logo-sub     { font-size: 9px; letter-spacing: 1px; }
    .container    { padding: 0 16px; }
    #hamburger    { right: 16px; }

    /* Index Page specific mobile styles */
    .hero-title   { font-size: 30px; letter-spacing: 4px; }
    .hero-frame   { padding: 28px 18px; width: 88vw; }
    .hero-catch   { font-size: 12px; letter-spacing: 3px; }
    .feature-grid { grid-template-columns: 1fr; }
    .stripe-inner { flex-direction: column; align-items: center; gap: 0; }
    .stripe-item  { width: 100%; border-right: none; border-bottom: 1px solid rgba(255,255,255,.15); padding: 12px 24px; }
    .stripe-item:last-child { border-bottom: none; }

    /* Menu Page specific mobile styles */
    .item-grid { grid-template-columns: 1fr; }
    .cat-name-jp { font-size: 18px; }
}