/* =========================================
   Reset & Variables
========================================= */
:root {
    --color-text: #4a4a4a;
    --color-heading: #333333;
    --color-bg: #ffffff;
    --color-bg-light: #faf9f7;
    --color-accent: #d5c7b8;
    --color-accent-hover: #c4b5a4;
    --color-white: #ffffff;
    --font-sans: 'Zen Kaku Gothic New', sans-serif;
    --font-serif: 'Cormorant Garamond', 'Shippori Mincho', serif;
    --max-width: 1000px;
    --header-height: 80px;
}

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

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;
    letter-spacing: 0.05em;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease, opacity 0.3s ease;
}

a:hover {
    opacity: 0.7;
}

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

ul {
    list-style: none;
}

/* =========================================
   Layout & Common
========================================= */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

.bg-light {
    background-color: var(--color-bg-light);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--color-heading);
    margin-bottom: 10px;
    font-weight: 600;
}

.section-subtitle {
    font-size: 0.9rem;
    color: var(--color-accent);
    font-weight: 500;
    letter-spacing: 0.1em;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* =========================================
   Header
========================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    z-index: 100;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo a {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--color-heading);
    font-weight: 600;
    letter-spacing: 0.1em;
}

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

.nav-list {
    display: flex;
    gap: 30px;
    margin-right: 30px;
}

.nav-list a {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-heading);
}

.btn-reserve-header {
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: 10px 25px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.1em;
}

.btn-reserve-header:hover {
    background-color: var(--color-accent-hover);
    opacity: 1;
}

/* Hamburger (Mobile) */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1000;
}

.hamburger span {
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--color-heading);
    left: 0;
    transition: 0.3s ease;
}

.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 9px; }
.hamburger span:nth-child(3) { top: 18px; }

.hamburger.is-active span:nth-child(1) {
    top: 9px;
    transform: rotate(45deg);
}
.hamburger.is-active span:nth-child(2) {
    opacity: 0;
}
.hamburger.is-active span:nth-child(3) {
    top: 9px;
    transform: rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.98);
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.mobile-menu.is-active {
    opacity: 1;
    pointer-events: auto;
}

.mobile-nav-list {
    text-align: center;
}

.mobile-nav-list li {
    margin-bottom: 30px;
}

.mobile-nav-list a {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--color-heading);
}

.btn-reserve-mobile {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-white) !important;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1rem !important;
    font-family: var(--font-sans) !important;
    margin-top: 20px;
}

/* =========================================
   Hero
========================================= */
.hero {
    height: 100vh;
    position: relative;
    padding-top: var(--header-height);
}

.hero-image {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.3); /* slight white overlay for readability */
}

.hero-text {
    position: absolute;
    top: 50%;
    left: 10%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.85);
    padding: 40px;
    border-radius: 4px;
}

.hero-text h2 {
    font-size: 2.2rem;
    color: var(--color-heading);
    font-weight: 400;
    line-height: 1.6;
}

/* =========================================
   Concept
========================================= */
.concept-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.concept .lead {
    font-size: 1.4rem;
    color: var(--color-heading);
    margin-bottom: 30px;
    font-weight: 500;
}

/* =========================================
   Menu
========================================= */
.menu-list {
    max-width: 700px;
    margin: 0 auto 40px;
}

.menu-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.menu-item:last-child {
    border-bottom: none;
}

.menu-name h3 {
    font-size: 1.2rem;
    color: var(--color-heading);
    font-weight: 500;
    font-family: var(--font-serif);
    font-size: 1.6rem;
    margin-bottom: 5px;
}

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

.menu-price {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--color-heading);
}

.menu-note {
    text-align: center;
    font-size: 0.85rem;
    color: #888;
}

/* =========================================
   Style Gallery
========================================= */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    aspect-ratio: 4/5;
    overflow: hidden;
    border-radius: 4px;
    position: relative;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.placeholder {
    background-color: #eee;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-text {
    color: #aaa;
    font-family: var(--font-serif);
    font-size: 1.2rem;
}

/* =========================================
   Staff
========================================= */
.staff-content {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 900px;
    margin: 0 auto;
}

.staff-image {
    flex: 1;
    border-radius: 4px;
    overflow: hidden;
}

.staff-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.staff-info {
    flex: 1.2;
}

.staff-title {
    font-size: 0.9rem;
    color: var(--color-accent);
    margin-bottom: 5px;
}

.staff-name {
    font-size: 1.5rem;
    color: var(--color-heading);
    margin-bottom: 20px;
    font-weight: 500;
}

.staff-name span {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: #999;
    margin-left: 10px;
    font-weight: 400;
}

.staff-desc {
    font-size: 0.95rem;
}

/* =========================================
   Access
========================================= */
.access-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.access-map iframe {
    border-radius: 4px;
}

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

.info-table th, .info-table td {
    padding: 20px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    text-align: left;
}

.info-table th {
    width: 25%;
    font-weight: 500;
    color: var(--color-heading);
}

/* =========================================
   Reserve / Contact
========================================= */
.reserve-content {
    text-align: center;
}

.reserve-text {
    margin-bottom: 40px;
}

.reserve-buttons {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.btn {
    display: inline-block;
    padding: 20px 40px;
    border-radius: 50px;
    font-weight: 500;
    line-height: 1.4;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(213, 199, 184, 0.4);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(213, 199, 184, 0.6);
}

.btn-secondary {
    background-color: var(--color-white);
    color: var(--color-heading);
    border: 1px solid var(--color-heading);
}

.btn-secondary:hover {
    background-color: var(--color-heading);
    color: var(--color-white);
}

/* =========================================
   Footer
========================================= */
.footer {
    background-color: var(--color-heading);
    color: var(--color-white);
    text-align: center;
    padding: 60px 0 40px;
}

.footer-logo {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 20px;
    letter-spacing: 0.1em;
}

.footer-sns {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.footer-sns a {
    font-size: 0.9rem;
    letter-spacing: 0.1em;
}

.copyright {
    font-size: 0.8rem;
    color: #888;
}

/* =========================================
   Sticky Mobile Reserve Button
========================================= */
.sticky-reserve-mobile {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 95;
}

.sticky-reserve-mobile a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    background-color: var(--color-accent);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

/* =========================================
   Responsive (Tablet & Mobile)
========================================= */
@media screen and (max-width: 768px) {
    .section {
        padding: 70px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    /* Header */
    .header-inner {
        padding: 0 15px;
    }

    .logo a {
        font-size: 1.35rem;
    }

    .global-nav {
        display: none;
    }

    .hamburger {
        display: block;
    }

    /* Hero */
    .hero-text {
        left: 5%;
        right: 5%;
        padding: 30px 20px;
        text-align: center;
    }

    .hero-text h2 {
        font-size: 1.5rem;
    }

    /* Menu */
    .menu-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .menu-price {
        align-self: flex-end;
    }

    /* Gallery */
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    /* Staff */
    .staff-content {
        flex-direction: column;
        gap: 30px;
    }

    /* Access */
    .info-table th, .info-table td {
        display: block;
        width: 100%;
        padding: 10px;
    }

    .info-table th {
        padding-bottom: 0;
        border-bottom: none;
        color: var(--color-accent);
    }

    .info-table td {
        padding-top: 5px;
    }

    /* Reserve */
    .reserve-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .btn {
        width: 100%;
    }

    /* Sticky Button */
    .sticky-reserve-mobile {
        display: block;
    }
}