/* =============================================
   恵み茶屋 - こだわりの逸品ストア
   和モダンスタイルシート
   ============================================= */

/* --- CSS Variables --- */
:root {
    --color-primary: #5B7553;
    --color-primary-dark: #3D5336;
    --color-primary-light: #8FA888;
    --color-accent: #C4956A;
    --color-accent-dark: #A67B52;
    --color-accent-light: #D9BC9E;
    --color-dark: #2C2C2C;
    --color-text: #4A4A4A;
    --color-text-light: #7A7A7A;
    --color-bg: #FAFAF7;
    --color-bg-warm: #F5F0E8;
    --color-bg-dark: #2E3A2C;
    --color-white: #FFFFFF;
    --color-border: #E5E0D8;
    --color-gold: #B8963E;

    --font-serif: 'Zen Old Mincho', 'Noto Serif JP', 'YuMincho', 'Yu Mincho', serif;
    --font-sans: 'Noto Sans JP', 'Hiragino Sans', 'YuGothic', 'Yu Gothic', sans-serif;
    
    --header-height: 80px;
    --section-padding: 120px;
    --container-width: 1200px;
    
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.9;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

strong {
    font-weight: 600;
    color: var(--color-primary-dark);
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.sp-only { display: none; }

/* --- Loader --- */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-bg);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader-inner {
    text-align: center;
}

.loader-leaf {
    font-size: 2.5rem;
    animation: leafFloat 2s ease-in-out infinite;
}

.loader-text {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    letter-spacing: 0.3em;
    color: var(--color-primary-dark);
    margin-top: 16px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.3s forwards;
}

@keyframes leafFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(5deg); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: all 0.4s var(--ease-out);
}

.header.scrolled {
    background: rgba(250, 250, 247, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

.header-inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    z-index: 1001;
}

.logo-sub {
    font-family: var(--font-sans);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
    transition: color 0.4s ease;
}

.logo-main {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    letter-spacing: 0.15em;
    color: var(--color-white);
    font-weight: 700;
    transition: color 0.4s ease;
}

.header.scrolled .logo-main {
    color: var(--color-dark);
}

.header.scrolled .logo-sub {
    color: var(--color-text-light);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    width: 30px;
    height: 24px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 0;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-white);
    transition: all 0.3s ease;
    border-radius: 1px;
}

.header.scrolled .hamburger span {
    background: var(--color-dark);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Nav */
.nav-list {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-link {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 400;
    position: relative;
    padding: 4px 0;
    transition: color 0.3s ease;
}

.header.scrolled .nav-link {
    color: var(--color-text);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width 0.3s var(--ease-out);
}

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

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

.header.scrolled .nav-link:hover {
    color: var(--color-accent);
}

/* --- Hero --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/hero-bamboo.jpg') center 40% / cover no-repeat;
    z-index: -2;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(180deg, rgba(20, 35, 18, 0.35) 0%, rgba(15, 30, 15, 0.25) 40%, rgba(20, 35, 18, 0.45) 100%);
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(ellipse at 50% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
}

.hero-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, rgba(15, 28, 12, 0.55), transparent);
    z-index: -1;
}

.hero-content {
    text-align: center;
    color: var(--color-white);
    padding: 0 24px;
    z-index: 1;
}

.hero-tagline {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    letter-spacing: 0.35em;
    color: #FFF8E7;
    margin-bottom: 16px;
    font-weight: 400;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.3);
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    letter-spacing: 0.2em;
    font-weight: 700;
    margin-bottom: 24px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5), 0 1px 6px rgba(0, 0, 0, 0.3);
}

.hero-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 28px;
}

.hero-divider .divider-line {
    display: block;
    width: 60px;
    height: 1px;
    background: rgba(255, 248, 231, 0.6);
}

.hero-divider .divider-icon {
    font-size: 0.6rem;
    color: #FFF8E7;
}

.hero-subtitle {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    letter-spacing: 0.25em;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(0, 0, 0, 0.3);
}

.hero-desc {
    font-size: 0.9rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 48px;
    letter-spacing: 0.04em;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4);
}

.hero-btn {
    display: inline-block;
    padding: 16px 48px;
    border: 1px solid rgba(255, 248, 231, 0.7);
    color: #FFF8E7;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.3);
}

.hero-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 248, 231, 0.2);
    transition: left 0.4s var(--ease-out);
    z-index: -1;
}

.hero-btn:hover {
    color: var(--color-white);
}

.hero-btn:hover::before {
    left: 0;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.3);
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255, 248, 231, 0.7), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* --- Fade Up Animation --- */
.fade-up {
    opacity: 0;
    transform: translateY(40px);
    animation: fadeUpIn 1s var(--ease-out) forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }
.delay-5 { animation-delay: 0.75s; }

@keyframes fadeUpIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Reveal Animation --- */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Section Common --- */
.section {
    padding: var(--section-padding) 0;
}

.section-sm {
    padding: 60px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 72px;
}

.section-en {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 12px;
    font-weight: 500;
}

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

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 3vw, 2rem);
    letter-spacing: 0.12em;
    color: var(--color-dark);
    margin-bottom: 20px;
    font-weight: 600;
}

.section-title.light {
    color: var(--color-white);
}

.section-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 20px;
}

.section-divider .divider-line {
    display: block;
    width: 40px;
    height: 1px;
    background: var(--color-accent);
}

.section-divider.light .divider-line {
    background: var(--color-accent-light);
}

.section-divider .divider-dot {
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
}

.section-divider.light .divider-dot {
    background: var(--color-accent-light);
}

.section-desc {
    font-size: 0.9rem;
    color: var(--color-text-light);
    letter-spacing: 0.04em;
}

/* --- About --- */
.about {
    background: var(--color-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text {
    padding-right: 20px;
}

.about-lead {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    color: var(--color-primary-dark);
    margin-bottom: 28px;
    letter-spacing: 0.08em;
    line-height: 1.8;
}

.about-text p {
    font-size: 0.92rem;
    line-height: 2.1;
    margin-bottom: 20px;
    color: var(--color-text);
    letter-spacing: 0.02em;
}

.about-text p:last-child {
    margin-bottom: 0;
}

.about-image-wrapper {
    position: relative;
    aspect-ratio: 4/5;
    overflow: hidden;
}

.about-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s var(--ease-out);
}

.about-image-wrapper:hover .about-image {
    transform: scale(1.05);
}

.about-image-border {
    position: absolute;
    top: 16px;
    left: 16px;
    right: -16px;
    bottom: -16px;
    border: 1px solid var(--color-accent);
    z-index: -1;
}

/* --- Products --- */
.products {
    background: var(--color-bg-warm);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.product-card {
    background: var(--color-white);
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.4s var(--ease-out);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
}

.product-image-wrapper {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
}

.product-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s var(--ease-out);
}

.product-card:hover .product-image {
    transform: scale(1.08);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(46, 58, 44, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-more {
    color: var(--color-white);
    font-size: 0.82rem;
    letter-spacing: 0.15em;
    padding: 10px 28px;
    border: 1px solid rgba(255, 255, 255, 0.7);
}

.product-info {
    padding: 28px 24px;
    position: relative;
}

.product-number {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    font-weight: 600;
    display: block;
    margin-bottom: 8px;
}

.product-name {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    letter-spacing: 0.1em;
    color: var(--color-dark);
    margin-bottom: 12px;
    font-weight: 600;
}

.product-desc {
    font-size: 0.82rem;
    line-height: 1.9;
    color: var(--color-text-light);
}

/* --- Tea Gallery --- */
.tea-gallery {
    background: var(--color-bg);
}

.tea-products {
    display: flex;
    flex-direction: column;
    gap: 80px;
    margin-bottom: 80px;
}

.tea-product {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.tea-product.reverse {
    direction: rtl;
}

.tea-product.reverse > * {
    direction: ltr;
}

.tea-product-images {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tea-main-image {
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.tea-main-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

.tea-main-image:hover img {
    transform: scale(1.03);
}

.tea-sub-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.tea-sub-image {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.tea-sub-image img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

.tea-sub-image:hover img {
    transform: scale(1.05);
}

.tea-product-info {
    padding: 20px 0;
}

.tea-product-label {
    display: inline-block;
    font-family: var(--font-serif);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    padding: 4px 16px;
    border-radius: 2px;
    margin-bottom: 16px;
    font-weight: 500;
}

.tea-product-info h3 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-light);
    margin-bottom: 20px;
    font-weight: 400;
}

.tea-product-info > p {
    font-size: 0.9rem;
    line-height: 2.1;
    color: var(--color-text);
    margin-bottom: 28px;
}

.tea-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tea-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--color-text);
}

.tea-features li i {
    color: var(--color-primary);
    font-size: 0.8rem;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

/* Tea Lifestyle Gallery */
.tea-lifestyle {
    margin-top: 20px;
}

.tea-lifestyle-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: auto auto;
    gap: 12px;
}

.tea-lifestyle-item {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.tea-lifestyle-item.large {
    grid-column: 1 / 3;
    grid-row: 1 / 3;
}

.tea-lifestyle-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

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

/* --- Chazuke Gallery (お茶漬け) --- */
.chazuke-gallery {
    background: var(--color-bg);
}

.chazuke-hero {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 72px;
}

.chazuke-hero-image {
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.chazuke-hero-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

.chazuke-hero-image:hover img {
    transform: scale(1.03);
}

.chazuke-hero-text h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    letter-spacing: 0.08em;
    color: var(--color-dark);
    margin-bottom: 24px;
    line-height: 1.8;
    font-weight: 600;
}

.chazuke-hero-text p {
    font-size: 0.9rem;
    line-height: 2.1;
    color: var(--color-text);
    margin-bottom: 16px;
}

.chazuke-hero-text p:last-child {
    margin-bottom: 0;
}

/* Chazuke Grid - 3-column flavor cards */
.chazuke-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 72px;
}

.chazuke-item {
    background: var(--color-white);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    transition: all 0.4s var(--ease-out);
}

.chazuke-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.chazuke-item-image {
    overflow: hidden;
    aspect-ratio: 4/3;
}

.chazuke-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

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

.chazuke-item-info {
    padding: 24px 20px;
}

.chazuke-item-info h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    letter-spacing: 0.08em;
    color: var(--color-dark);
    margin-bottom: 8px;
    font-weight: 600;
}

.chazuke-item-info p {
    font-size: 0.8rem;
    color: var(--color-text-light);
    letter-spacing: 0.02em;
    line-height: 1.8;
}

/* Chazuke Lifestyle Gallery */
.chazuke-lifestyle-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
    gap: 12px;
}

.chazuke-lifestyle-item {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.chazuke-lifestyle-item.large {
    grid-row: 1 / 3;
}

.chazuke-lifestyle-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

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

/* Chazuke Responsive */
@media (max-width: 1024px) {
    .chazuke-hero {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .chazuke-hero {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .chazuke-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .chazuke-item-image {
        aspect-ratio: 16/9;
    }

    .chazuke-lifestyle-grid {
        grid-template-columns: 1fr;
    }

    .chazuke-lifestyle-item.large {
        grid-row: auto;
    }
}

@media (max-width: 480px) {
    .chazuke-hero-text h3 {
        font-size: 1.2rem;
    }
}

/* --- Kaki Gallery (柿の種) --- */
.kaki-gallery {
    background: var(--color-bg-warm);
}

.kaki-hero {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 72px;
}

.kaki-hero-image {
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.kaki-hero-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

.kaki-hero-image:hover img {
    transform: scale(1.03);
}

.kaki-hero-text h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    letter-spacing: 0.08em;
    color: var(--color-dark);
    margin-bottom: 24px;
    line-height: 1.8;
    font-weight: 600;
}

.kaki-hero-text p {
    font-size: 0.9rem;
    line-height: 2.1;
    color: var(--color-text);
    margin-bottom: 16px;
}

.kaki-hero-text p:last-child {
    margin-bottom: 0;
}

/* Kaki Grid - 3-column flavor cards */
.kaki-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 80px;
}

.kaki-item {
    background: var(--color-white);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    transition: all 0.4s var(--ease-out);
}

.kaki-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.kaki-item-image {
    overflow: hidden;
    aspect-ratio: 16/10;
}

.kaki-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

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

.kaki-item-info {
    padding: 24px 20px;
}

.kaki-item-info h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    letter-spacing: 0.08em;
    color: var(--color-dark);
    margin-bottom: 8px;
    font-weight: 600;
}

.kaki-item-info p {
    font-size: 0.8rem;
    color: var(--color-text-light);
    letter-spacing: 0.02em;
}

/* Kaki Pairing Section */
.kaki-pairing {
    margin-bottom: 72px;
}

.kaki-pairing-header {
    text-align: center;
    margin-bottom: 48px;
}

.kaki-pairing-label {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    font-weight: 600;
    display: block;
    margin-bottom: 12px;
}

.kaki-pairing-header h3 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    letter-spacing: 0.08em;
    color: var(--color-dark);
    margin-bottom: 12px;
    font-weight: 600;
}

.kaki-pairing-header > p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.kaki-pairing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.kaki-pairing-item {
    background: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: all 0.4s var(--ease-out);
}

.kaki-pairing-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.kaki-pairing-image {
    overflow: hidden;
    aspect-ratio: 3/4;
}

.kaki-pairing-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

.kaki-pairing-item:hover .kaki-pairing-image img {
    transform: scale(1.05);
}

.kaki-pairing-text {
    padding: 24px 20px;
}

.kaki-pairing-text h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    letter-spacing: 0.06em;
    color: var(--color-dark);
    margin-bottom: 10px;
    font-weight: 600;
}

.kaki-pairing-text p {
    font-size: 0.82rem;
    line-height: 1.9;
    color: var(--color-text-light);
}

/* Kaki Lifestyle Gallery */
.kaki-lifestyle-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
    gap: 12px;
}

.kaki-lifestyle-item {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.kaki-lifestyle-item.large {
    grid-row: 1 / 3;
}

.kaki-lifestyle-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

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

/* Kaki Responsive */
@media (max-width: 1024px) {
    .kaki-hero {
        gap: 40px;
    }

    .kaki-pairing-grid {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .kaki-hero {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .kaki-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .kaki-item-image {
        aspect-ratio: 16/9;
    }

    .kaki-pairing-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .kaki-pairing-image {
        aspect-ratio: 4/3;
    }

    .kaki-lifestyle-grid {
        grid-template-columns: 1fr;
    }

    .kaki-lifestyle-item.large {
        grid-row: auto;
    }
}

@media (max-width: 480px) {
    .kaki-hero-text h3 {
        font-size: 1.2rem;
    }

    .kaki-pairing-header h3 {
        font-size: 1.15rem;
    }
}

/* --- Mame Gallery (豆菓子) --- */
.mame-gallery {
    background: var(--color-bg);
}

.mame-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 72px;
}

.mame-hero-image {
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.mame-hero-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

.mame-hero-image:hover img {
    transform: scale(1.03);
}

.mame-hero-text h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    letter-spacing: 0.08em;
    color: var(--color-dark);
    margin-bottom: 24px;
    line-height: 1.8;
    font-weight: 600;
}

.mame-hero-text p {
    font-size: 0.9rem;
    line-height: 2.1;
    color: var(--color-text);
    margin-bottom: 16px;
}

.mame-hero-text p:last-child {
    margin-bottom: 0;
}

/* Mame Grid - 4-column product cards */
.mame-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 72px;
}

.mame-item {
    background: var(--color-white);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    transition: all 0.4s var(--ease-out);
}

.mame-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.mame-item-image {
    overflow: hidden;
    aspect-ratio: 1/1;
}

.mame-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

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

.mame-item-info {
    padding: 20px 16px;
    text-align: center;
}

.mame-item-info h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    letter-spacing: 0.1em;
    color: var(--color-dark);
    margin-bottom: 6px;
    font-weight: 600;
}

.mame-item-info p {
    font-size: 0.78rem;
    color: var(--color-text-light);
    letter-spacing: 0.02em;
}

/* Mame Lifestyle Gallery */
.mame-lifestyle {
    margin-bottom: 72px;
}

.mame-lifestyle-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: auto auto;
    gap: 12px;
}

.mame-lifestyle-item {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.mame-lifestyle-item.large {
    grid-column: 1 / 3;
    grid-row: 1 / 3;
}

.mame-lifestyle-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

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

/* Mame Gift Section */
.mame-gift {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 60px;
    background: var(--color-bg-warm);
    border-radius: 8px;
}

.mame-gift-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.mame-gift-img {
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.mame-gift-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out);
}

.mame-gift-img:hover img {
    transform: scale(1.05);
}

.mame-gift-label {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    font-weight: 600;
    display: block;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.mame-gift-text h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    letter-spacing: 0.08em;
    color: var(--color-dark);
    margin-bottom: 20px;
    font-weight: 600;
}

.mame-gift-text p {
    font-size: 0.9rem;
    line-height: 2.1;
    color: var(--color-text);
    margin-bottom: 16px;
}

.mame-gift-text p:last-child {
    margin-bottom: 0;
}

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

    .mame-hero {
        gap: 40px;
    }

    .mame-gift {
        padding: 40px;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .mame-hero {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .mame-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

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

    .mame-lifestyle-item.large {
        grid-column: 1 / 3;
        grid-row: auto;
    }

    .mame-gift {
        grid-template-columns: 1fr;
        padding: 32px 24px;
        gap: 32px;
    }

    .mame-item-info {
        padding: 16px 12px;
    }

    .mame-item-info h4 {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .mame-hero-text h3 {
        font-size: 1.2rem;
    }

    .mame-gift-text h3 {
        font-size: 1.1rem;
    }
}

/* --- Philosophy --- */
.philosophy {
    position: relative;
    overflow: hidden;
}

.philosophy-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #2E3A2C 0%, #1a2618 50%, #3D5336 100%);
    z-index: -1;
}

.philosophy-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M50 50c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10s-10-4.477-10-10 4.477-10 10-10zM10 10c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10S0 25.523 0 20s4.477-10 10-10z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.philosophy-card {
    text-align: center;
    padding: 48px 28px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    transition: all 0.4s var(--ease-out);
}

.philosophy-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.philosophy-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-accent);
    border-radius: 50%;
    color: var(--color-accent);
    font-size: 1.3rem;
    transition: all 0.4s ease;
}

.philosophy-card:hover .philosophy-icon {
    background: var(--color-accent);
    color: var(--color-white);
}

.philosophy-card h3 {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    letter-spacing: 0.1em;
    color: var(--color-white);
    margin-bottom: 16px;
    font-weight: 600;
}

.philosophy-card p {
    font-size: 0.82rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.6);
}

/* --- Gift --- */
.gift {
    background: var(--color-bg);
}

.gift-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.gift-image-wrapper {
    aspect-ratio: 1/1;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.08);
}

.gift-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s var(--ease-out);
}

.gift-image-wrapper:hover .gift-image {
    transform: scale(1.05);
}

.gift-text h3 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    letter-spacing: 0.1em;
    color: var(--color-dark);
    margin-bottom: 20px;
    font-weight: 600;
}

.gift-text > p {
    font-size: 0.92rem;
    line-height: 2;
    color: var(--color-text);
    margin-bottom: 28px;
}

.gift-list {
    margin-bottom: 28px;
}

.gift-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.92rem;
}

.gift-list li:last-child {
    border-bottom: none;
}

.gift-list li i {
    color: var(--color-primary);
    font-size: 0.75rem;
    flex-shrink: 0;
}

.gift-note {
    font-size: 0.8rem;
    color: var(--color-text-light);
    line-height: 1.9;
    padding: 16px 20px;
    background: var(--color-bg-warm);
    border-radius: 4px;
    border-left: 3px solid var(--color-accent);
}

/* --- Pricing (価格表) --- */
.pricing {
    background: var(--color-bg-warm);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.pricing-card {
    background: var(--color-white);
    border-radius: 6px;
    padding: 36px 28px;
    border: 1px solid var(--color-border);
    transition: all 0.4s var(--ease-out);
}

.pricing-card:hover {
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.06);
    transform: translateY(-2px);
}

.pricing-card-wide {
    grid-column: 1 / -1;
}

.pricing-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.pricing-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-warm);
    border-radius: 50%;
    color: var(--color-primary-light);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.pricing-card-header h3 {
    font-family: var(--font-serif);
    font-size: 0.95rem;
    letter-spacing: 0.08em;
    color: var(--color-text);
    font-weight: 600;
}

.pricing-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.pricing-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px dashed rgba(0, 0, 0, 0.06);
}

.pricing-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.pricing-list li:first-child {
    padding-top: 0;
}

.pricing-item-name {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    color: var(--color-text-light);
    letter-spacing: 0.02em;
}

.pricing-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-bg-warm);
    color: var(--color-accent-dark);
    font-family: var(--font-serif);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0;
    flex-shrink: 0;
    border: 1px solid rgba(196, 149, 106, 0.2);
}

.pricing-price {
    font-family: var(--font-sans);
    font-size: 0.82rem;
    color: var(--color-text-light);
    font-weight: 400;
    letter-spacing: 0.04em;
    white-space: nowrap;
    opacity: 0.75;
}

/* Health Tea Grid inside pricing card */
.pricing-tea-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 28px;
}

.pricing-tea-group h4 {
    font-family: var(--font-serif);
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    color: var(--color-text);
    font-weight: 500;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.pricing-note {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
    font-size: 0.72rem;
    color: var(--color-text-light);
    opacity: 0.65;
    letter-spacing: 0.02em;
    text-align: center;
}

/* Pricing Responsive */
@media (max-width: 1024px) {
    .pricing-tea-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card-wide {
        grid-column: auto;
    }

    .pricing-tea-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .pricing-card {
        padding: 28px 20px;
    }
}

@media (max-width: 480px) {
    .pricing-tea-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* --- Shops --- */
.shops {
    background: var(--color-bg-warm);
}

.shops-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.shop-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 28px 32px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    transition: all 0.4s var(--ease-out);
}

.shop-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    transform: translateY(-4px);
}

.shop-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-warm);
    border-radius: 50%;
    font-size: 1.2rem;
    color: var(--color-primary);
    flex-shrink: 0;
    transition: all 0.4s ease;
}

.shop-card:hover .shop-icon {
    background: var(--color-primary);
    color: var(--color-white);
}

.shop-info {
    flex: 1;
}

.shop-name {
    font-family: var(--font-serif);
    font-size: 1rem;
    letter-spacing: 0.06em;
    color: var(--color-dark);
    margin-bottom: 4px;
    font-weight: 600;
}

.shop-sub {
    font-size: 0.72rem;
    color: var(--color-text-light);
    letter-spacing: 0.06em;
}

.shop-arrow {
    color: var(--color-accent);
    font-size: 0.85rem;
    transition: transform 0.3s ease;
}

.shop-card:hover .shop-arrow {
    transform: translateX(4px);
}

/* --- News Ticker --- */
.news-ticker {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.ticker-wrap {
    display: flex;
    align-items: center;
    gap: 24px;
    overflow: hidden;
}

.ticker-label {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    font-weight: 600;
    padding: 6px 16px;
    border: 1px solid var(--color-accent);
    border-radius: 2px;
    flex-shrink: 0;
}

.ticker-content {
    flex: 1;
    overflow: hidden;
    position: relative;
}

.ticker-track {
    display: flex;
    animation: tickerScroll 30s linear infinite;
    white-space: nowrap;
}

.ticker-item {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding-right: 60px;
    flex-shrink: 0;
}

.ticker-date {
    font-size: 0.75rem;
    color: var(--color-accent);
    font-weight: 500;
}

.ticker-text {
    font-size: 0.85rem;
    color: var(--color-text);
}

@keyframes tickerScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* --- Contact --- */
.contact {
    padding: 80px 0;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 20px 48px;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    font-family: var(--font-sans);
    font-size: 1rem;
    letter-spacing: 0.1em;
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.contact-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-primary);
    transition: left 0.4s var(--ease-out);
    z-index: -1;
}

.contact-btn:hover {
    color: var(--color-white);
}

.contact-btn:hover::before {
    left: 0;
}

/* --- Footer --- */
.footer {
    background: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.6);
}

.footer-top {
    padding: 80px 0 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 60px;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 16px;
}

.footer-logo-sub {
    font-family: var(--font-sans);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.5);
}

.footer-logo-main {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    letter-spacing: 0.15em;
    color: var(--color-white);
    font-weight: 700;
}

.footer-tagline {
    font-family: var(--font-serif);
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: 0.1em;
}

.footer-nav h4 {
    font-family: var(--font-serif);
    font-size: 0.85rem;
    color: var(--color-white);
    letter-spacing: 0.08em;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-nav li {
    margin-bottom: 10px;
}

.footer-nav a {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s ease;
    letter-spacing: 0.02em;
}

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

.footer-company {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
}

.company-info {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.company-name {
    font-family: var(--font-serif);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.1em;
}

.company-address {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: 0.03em;
}

.company-tel {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
}

.company-tel a {
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s ease;
}

.company-tel a:hover {
    color: rgba(255, 255, 255, 0.8);
}

.company-hours {
    font-size: 0.68rem;
    color: rgba(255, 255, 255, 0.35);
    margin-top: 4px;
}

.company-hours-note {
    font-size: 0.62rem;
    color: rgba(255, 255, 255, 0.25);
}

.footer-bottom {
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.35);
    letter-spacing: 0.05em;
}

/* --- Back to Top --- */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.4s var(--ease-out);
    z-index: 100;
    box-shadow: 0 4px 16px rgba(91, 117, 83, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-4px);
}

/* =============================================
   Responsive Design
   ============================================= */

@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .about-content,
    .gift-content {
        gap: 48px;
    }

    .tea-product {
        gap: 40px;
    }

    .tea-sub-image img {
        height: 140px;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 64px;
        --section-padding: 64px;
    }

    .sp-only { display: inline; }

    /* Header Mobile */
    .hamburger {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        max-width: 320px;
        height: 100vh;
        background: var(--color-bg);
        padding: 100px 40px 40px;
        transition: right 0.4s var(--ease-out);
        box-shadow: -8px 0 30px rgba(0, 0, 0, 0.1);
    }

    .nav.open {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }

    .nav-link {
        display: block;
        padding: 16px 0;
        font-size: 0.95rem;
        color: var(--color-text);
        border-bottom: 1px solid var(--color-border);
        width: 100%;
    }

    .hamburger.active span {
        background: var(--color-dark) !important;
    }

    /* Hero Mobile */
    .hero {
        min-height: 600px;
    }

    .hero-title {
        letter-spacing: 0.15em;
    }

    .hero-desc {
        font-size: 0.82rem;
    }

    .hero-scroll {
        display: none;
    }

    /* Section headers */
    .section-header {
        margin-bottom: 48px;
    }

    /* About Mobile */
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-text {
        padding-right: 0;
        order: 2;
    }

    .about-visual {
        order: 1;
    }

    .about-image-wrapper {
        aspect-ratio: 16/10;
    }

    /* Products Mobile */
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .product-info {
        padding: 20px 16px;
    }

    .product-name {
        font-size: 1rem;
    }

    .product-desc {
        font-size: 0.78rem;
    }

    /* Philosophy Mobile */
    .philosophy-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .philosophy-card {
        padding: 32px 24px;
    }

    /* Tea Gallery Mobile */
    .tea-product,
    .tea-product.reverse {
        grid-template-columns: 1fr;
        gap: 32px;
        direction: ltr;
    }

    .tea-sub-image img {
        height: 120px;
    }

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

    .tea-lifestyle-item.large {
        grid-column: 1 / 3;
        grid-row: auto;
    }

    .tea-products {
        gap: 48px;
        margin-bottom: 48px;
    }

    /* Gift Mobile */
    .gift-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    /* Shops Mobile */
    .shops-grid {
        grid-template-columns: 1fr;
    }

    .shop-card {
        padding: 20px 24px;
    }

    /* Footer Mobile */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-top {
        padding: 48px 0 32px;
    }

    /* Back to Top Mobile */
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

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

    .hero-btn {
        padding: 14px 36px;
        font-size: 0.8rem;
    }

    .about-lead {
        font-size: 1.15rem;
    }

    .gift-text h3 {
        font-size: 1.2rem;
    }
}

/* --- Selection --- */
::selection {
    background: var(--color-primary-light);
    color: var(--color-white);
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary-light);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}