/* ========================================
   Reset & Base Styles
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #d32f2f;
    --primary-dark: #b71c1c;
    --primary-light: #ff6659;
    --secondary-color: #1a237e;
    --accent-color: #ffd600;
    --text-dark: #212121;
    --text-light: #757575;
    --bg-light: #fafafa;
    --bg-white: #ffffff;
    --overlay-dark: rgba(0, 0, 0, 0.6);
    --overlay-mesh: rgba(30, 30, 30, 0.15);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    background-color: var(--bg-light);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.header.scrolled {
    background: rgba(0, 0, 0, 0.98);
    box-shadow: var(--shadow-md);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.5px;
}

.logo h1 a {
    color: #ffffff;
}

.nav-list {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-list a {
    font-size: 0.95rem;
    font-weight: 500;
    color: #ffffff;
    position: relative;
    padding: 8px 0;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-normal);
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: #ffffff;
    transition: var(--transition-normal);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.3) 0%,
        rgba(0, 0, 0, 0.5) 100%
    );
    z-index: 2;
}

.mesh-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
    opacity: 0.4;
    background-image:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.05) 2px,
            rgba(255, 255, 255, 0.05) 4px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.05) 2px,
            rgba(255, 255, 255, 0.05) 4px
        );
    background-size: 40px 40px;
    animation: meshMove 20s linear infinite;
}

@keyframes meshMove {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 40px 40px;
    }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: white;
    max-width: 900px;
    padding: 0 24px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.hero-title-line {
    display: block;
    opacity: 0;
    transform: translateY(30px);
}

.hero-title-main {
    font-size: 5rem;
    letter-spacing: 4px;
    margin-top: 16px;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 300;
    margin-bottom: 48px;
    opacity: 0;
    transform: translateY(20px);
    letter-spacing: 2px;
}

.hero-cta {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(20px);
}

.btn {
    padding: 16px 48px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 50px;
    cursor: pointer;
    border: none;
    transition: var(--transition-normal);
    display: inline-block;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 16px rgba(211, 47, 47, 0.3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(211, 47, 47, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: white;
    color: var(--text-dark);
    transform: translateY(-2px);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: white;
    font-size: 0.75rem;
    letter-spacing: 2px;
    opacity: 0;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: white;
    animation: scrollLineMove 2s ease-in-out infinite;
}

@keyframes scrollLineMove {
    0%, 100% {
        transform: scaleY(0.5);
        opacity: 0.5;
    }
    50% {
        transform: scaleY(1);
        opacity: 1;
    }
}

/* ========================================
   Section Header
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--primary-color);
    margin-bottom: 16px;
    text-transform: uppercase;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    font-weight: 300;
}

/* ========================================
   Stores Section
   ======================================== */
.stores-section {
    padding: 120px 0;
    background: white;
}

.stores-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.store-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-md);
    transition: var(--transition-slow);
    cursor: pointer;
}

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

.store-card-image {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
}

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

.store-card:hover .store-card-image img {
    transform: scale(1.1);
}

.store-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.6) 0%,
        transparent 60%
    );
    transition: var(--transition-normal);
}

.store-card:hover .store-card-overlay {
    background: linear-gradient(
        to top,
        rgba(211, 47, 47, 0.7) 0%,
        transparent 60%
    );
}

.store-card-content {
    padding: 28px;
    position: relative;
}

.store-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.store-info {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.store-tel,
.store-address {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.info-value {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-dark);
}

.store-card-arrow {
    position: absolute;
    bottom: 28px;
    right: 28px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    opacity: 0;
}

.store-card:hover .store-card-arrow {
    opacity: 1;
    transform: translateX(4px);
}

.store-card-arrow svg {
    width: 20px;
    height: 20px;
    stroke-width: 2;
    color: white;
}

/* ========================================
   Menu Section
   ======================================== */
.menu-section {
    padding: 120px 0;
    background: var(--bg-light);
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.menu-item {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

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

.menu-item-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.125rem;
    font-weight: 500;
}

.menu-item-content {
    padding: 28px;
}

.menu-item-content h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.menu-item-content p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 64px 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--primary-light);
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: white;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 968px) {
    .nav {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-title-main {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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

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

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

@media (max-width: 640px) {
    .header-container {
        padding: 12px 16px;
    }

    .logo h1 {
        font-size: 1.25rem;
    }

    .hero {
        min-height: 500px;
    }

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

    .hero-title-main {
        font-size: 2.5rem;
        letter-spacing: 2px;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .hero-cta {
        flex-direction: column;
        gap: 16px;
    }

    .btn {
        padding: 14px 36px;
        font-size: 0.95rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    .stores-section,
    .menu-section {
        padding: 80px 0;
    }

    .store-card-content {
        padding: 20px;
    }

    .store-name {
        font-size: 1.25rem;
    }

    .footer {
        padding: 48px 0 24px;
    }

    .footer-content {
        gap: 32px;
    }
}

/* ========================================
   Animations & Loading States
   ======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
}

.scale-in {
    opacity: 0;
    transform: scale(0.9);
}