/*
Theme Name: SLT Imports Europe
Theme URI: https://slt-e.co.jp
Author: SLT Imports Europe
Description: Corporate theme with Japanese aesthetic for SLT Imports Europe — premium food and alcohol importer.
Version: 1.0
Tags: corporate, business, japanese, food, import
*/

/* ===========================
   CSS VARIABLES
=========================== */
:root {
    --color-bg:         #FAFAF8;
    --color-dark:       #1A1A1A;
    --color-red:        #B5242A;
    --color-gold:       #C9A84C;
    --color-gray:       #6B6B6B;
    --color-light-gray: #E8E8E4;
    --color-white:      #FFFFFF;
    --color-nav-bg:     #111111;

    --font-heading: 'Noto Serif', Georgia, 'Times New Roman', serif;
    --font-body:    'Inter', 'Helvetica Neue', Arial, sans-serif;

    --max-width: 1200px;
    --section-padding: 90px 0;
}

/* ===========================
   RESET & BASE
=========================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.75;
    color: var(--color-dark);
    background-color: var(--color-bg);
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 40px;
}

/* ===========================
   TYPOGRAPHY
=========================== */
h1, h2, h3, h4, h5 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.3;
    color: var(--color-dark);
}

h1 { font-size: clamp(2.2rem, 4vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
h4 { font-size: 1.15rem; }

p { margin-bottom: 1.2em; color: var(--color-gray); }
p:last-child { margin-bottom: 0; }

/* ===========================
   SECTION HELPERS
=========================== */
.section-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-red);
    margin-bottom: 14px;
}

.section-title {
    font-family: var(--font-heading);
    margin-bottom: 20px;
}

.section-divider {
    width: 40px;
    height: 2px;
    background: var(--color-gold);
    margin: 20px 0 30px;
}

.section-divider.centered { margin: 20px auto 30px; }

/* ===========================
   BUTTONS
=========================== */
.btn {
    display: inline-block;
    padding: 13px 36px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
}

.btn-primary { background: var(--color-red); color: var(--color-white); }
.btn-primary:hover { background: #8f1b1f; color: var(--color-white); }

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255,255,255,0.6);
}
.btn-outline:hover { background: var(--color-white); color: var(--color-dark); border-color: var(--color-white); }

.btn-dark { background: var(--color-dark); color: var(--color-white); }
.btn-dark:hover { background: #333; color: var(--color-white); }

/* ===========================
   NAVIGATION
=========================== */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: var(--color-nav-bg);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: background 0.3s ease;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.site-logo { display: flex; flex-direction: column; line-height: 1; }
.site-logo .logo-main {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--color-white);
    letter-spacing: 0.03em;
}
.site-logo .logo-sub {
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-top: 3px;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 36px;
}

.site-nav a {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.75);
    transition: color 0.2s;
    position: relative;
}

.site-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0; right: 0;
    height: 1px;
    background: var(--color-gold);
    transform: scaleX(0);
    transition: transform 0.25s ease;
}

.site-nav a:hover,
.site-nav a.current { color: var(--color-white); }

.site-nav a:hover::after,
.site-nav a.current::after { transform: scaleX(1); }

.site-nav .nav-contact-btn {
    padding: 9px 22px;
    border: 1px solid rgba(201,168,76,0.6);
    color: var(--color-gold);
}
.site-nav .nav-contact-btn::after { display: none; }
.site-nav .nav-contact-btn:hover {
    background: var(--color-gold);
    color: var(--color-dark);
    border-color: var(--color-gold);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
}
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--color-white); transition: all 0.3s; }

/* ===========================
   PAGE OFFSET
=========================== */
.page-content { padding-top: 72px; }

/* ===========================
   HERO
=========================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--color-dark);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.25;
}

.hero-accent-line {
    position: absolute;
    top: 0; right: 120px;
    width: 1px; height: 100%;
    background: linear-gradient(to bottom, transparent, rgba(201,168,76,0.3), transparent);
}

.hero-content { position: relative; z-index: 1; max-width: 680px; }

.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 30px;
}
.hero-eyebrow::before {
    content: '';
    display: block;
    width: 40px; height: 1px;
    background: var(--color-gold);
}
.hero-eyebrow span {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-gold);
}

.hero h1 { color: var(--color-white); margin-bottom: 28px; font-weight: 400; }
.hero h1 em { font-style: normal; color: var(--color-gold); }

.hero-desc {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.65);
    margin-bottom: 44px;
    max-width: 520px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-japanese {
    position: absolute;
    right: 60px; bottom: 60px;
    font-family: var(--font-heading);
    font-size: 5rem;
    color: rgba(255,255,255,0.04);
    writing-mode: vertical-rl;
    letter-spacing: 0.1em;
    user-select: none;
    pointer-events: none;
}

/* ===========================
   ABOUT STRIP
=========================== */
.about-strip { padding: var(--section-padding); background: var(--color-white); }

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

.about-strip-visual { position: relative; }
.about-strip-visual .visual-block {
    aspect-ratio: 4/3;
    background: var(--color-dark);
    overflow: hidden;
}
.about-strip-visual .visual-block img { width: 100%; height: 100%; object-fit: cover; opacity: 0.8; }

.about-strip-visual .stat-card {
    position: absolute;
    bottom: -24px; right: -24px;
    background: var(--color-red);
    color: var(--color-white);
    padding: 28px 32px;
    text-align: center;
}
.stat-card .stat-number {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    color: var(--color-white);
    display: block;
    line-height: 1;
}
.stat-card .stat-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.8);
    margin-top: 6px;
    display: block;
}

/* ===========================
   PRODUCTS PREVIEW
=========================== */
.products-section { padding: var(--section-padding); background: var(--color-bg); }
.products-section .section-header { text-align: center; margin-bottom: 60px; }

.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; }

.product-card {
    position: relative;
    aspect-ratio: 3/4;
    background: var(--color-dark);
    overflow: hidden;
    cursor: pointer;
}
.product-card img {
    width: 100%; height: 100%;
    object-fit: cover;
    opacity: 0.55;
    transition: opacity 0.4s ease, transform 0.5s ease;
}
.product-card:hover img { opacity: 0.35; transform: scale(1.04); }

.product-card-content {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 36px 32px;
}
.product-card-number {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-gold);
    margin-bottom: 10px;
}
.product-card h3 { color: var(--color-white); font-size: 1.4rem; margin-bottom: 12px; }
.product-card p { color: rgba(255,255,255,0.65); font-size: 0.88rem; line-height: 1.6; margin: 0; }

.product-card-link {
    position: absolute;
    bottom: 36px; right: 32px;
    width: 40px; height: 40px;
    border: 1px solid rgba(255,255,255,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.1rem;
    transition: all 0.25s;
    opacity: 0;
}
.product-card:hover .product-card-link { opacity: 1; border-color: var(--color-gold); color: var(--color-gold); }

/* ===========================
   ORIGINS
=========================== */
.origins-section {
    padding: var(--section-padding);
    background: var(--color-dark);
    position: relative;
    overflow: hidden;
}
.origins-section::before {
    content: '輸入';
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-heading);
    font-size: 18rem;
    color: rgba(255,255,255,0.025);
    writing-mode: vertical-rl;
    user-select: none;
}

.origins-inner {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
    align-items: center;
}

.origins-label-col { text-align: right; }
.origins-label-col .vertical-text {
    writing-mode: vertical-rl;
    font-family: var(--font-heading);
    font-size: 3.5rem;
    color: rgba(255,255,255,0.08);
    letter-spacing: 0.1em;
    display: inline-block;
}

.origins-content .section-label { color: var(--color-gold); }
.origins-content h2 { color: var(--color-white); margin-bottom: 10px; }
.origins-content .section-divider { background: var(--color-red); }
.origins-content p { color: rgba(255,255,255,0.6); font-size: 0.97rem; }

.offices-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 40px; }
.office-card { border: 1px solid rgba(255,255,255,0.1); padding: 28px; }
.office-card .office-city {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 8px;
}
.office-card h4 { color: var(--color-white); font-size: 1rem; margin-bottom: 10px; font-family: var(--font-heading); }
.office-card p { font-size: 0.85rem; color: rgba(255,255,255,0.5); line-height: 1.7; margin: 0; }

/* ===========================
   CTA BANNER
=========================== */
.cta-banner { padding: 80px 0; background: var(--color-red); text-align: center; }
.cta-banner h2 { color: var(--color-white); margin-bottom: 14px; }
.cta-banner p {
    color: rgba(255,255,255,0.8);
    font-size: 1.05rem;
    margin-bottom: 36px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

/* ===========================
   PAGE HERO (inner pages)
=========================== */
.page-hero {
    padding: 100px 0 70px;
    background: var(--color-dark);
    position: relative;
    overflow: hidden;
}
.page-hero::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--color-gold), transparent);
}
.page-hero-inner { position: relative; z-index: 1; }
.page-hero span {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 16px;
}
.page-hero h1 { color: var(--color-white); max-width: 600px; }

/* ===========================
   ABOUT PAGE
=========================== */
.about-section { padding: var(--section-padding); background: var(--color-white); }
.about-main-grid { display: grid; grid-template-columns: 3fr 2fr; gap: 80px; align-items: start; }

.about-values { padding: var(--section-padding); background: var(--color-bg); }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 50px; }

.value-item { border-top: 2px solid var(--color-light-gray); padding-top: 28px; }
.value-item.featured { border-top-color: var(--color-red); }
.value-number { font-family: var(--font-heading); font-size: 2rem; color: var(--color-light-gray); display: block; margin-bottom: 12px; }
.value-item h4 { font-family: var(--font-heading); font-size: 1.1rem; margin-bottom: 12px; }
.value-item p { font-size: 0.9rem; }

.about-sidebar { position: sticky; top: 100px; }
.sidebar-info-card { background: var(--color-dark); padding: 36px; color: var(--color-white); margin-bottom: 24px; }
.sidebar-info-card h4 {
    color: var(--color-gold);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 20px;
    font-family: var(--font-body);
}
.sidebar-info-card p,
.sidebar-info-card address { font-style: normal; font-size: 0.9rem; color: rgba(255,255,255,0.65); line-height: 1.8; margin: 0; }
.sidebar-info-card a { color: var(--color-gold); transition: opacity 0.2s; }
.sidebar-info-card a:hover { opacity: 0.8; }

/* ===========================
   PRODUCTS PAGE
=========================== */
.products-page { padding: var(--section-padding); background: var(--color-bg); }
.products-intro { max-width: 680px; margin-bottom: 70px; }

.product-category { margin-bottom: 80px; padding-bottom: 80px; border-bottom: 1px solid var(--color-light-gray); }
.product-category:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }

.product-category-inner { display: grid; grid-template-columns: 2fr 3fr; gap: 70px; align-items: start; }
.product-category-inner.reverse { grid-template-columns: 3fr 2fr; }
.product-category-inner.reverse .category-visual { order: 2; }
.product-category-inner.reverse .category-text { order: 1; }

.category-visual { aspect-ratio: 4/3; background: var(--color-dark); position: relative; overflow: hidden; }
.category-visual img { width: 100%; height: 100%; object-fit: cover; opacity: 0.75; transition: opacity 0.4s, transform 0.5s; }
.category-visual:hover img { opacity: 0.9; transform: scale(1.03); }

.category-tag {
    position: absolute;
    top: 20px; left: 20px;
    background: var(--color-red);
    color: var(--color-white);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 6px 14px;
}

/* ===========================
   CONTACT PAGE
=========================== */
.contact-section { padding: var(--section-padding); background: var(--color-white); }
.contact-grid { display: grid; grid-template-columns: 2fr 3fr; gap: 80px; align-items: start; }

.contact-detail { margin-top: 36px; display: flex; flex-direction: column; gap: 28px; }
.contact-detail-item .detail-label {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-red);
    display: block;
    margin-bottom: 6px;
}
.contact-detail-item p,
.contact-detail-item address { font-style: normal; font-size: 0.92rem; line-height: 1.8; color: var(--color-gray); margin: 0; }
.contact-detail-item a { color: var(--color-dark); border-bottom: 1px solid var(--color-light-gray); transition: border-color 0.2s; }
.contact-detail-item a:hover { border-color: var(--color-gold); }

.contact-form-wrap { background: var(--color-bg); padding: 50px; }
.contact-form-wrap h3 { margin-bottom: 8px; }
.contact-form-wrap > p { font-size: 0.9rem; margin-bottom: 36px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; margin-bottom: 22px; }
.form-group label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-dark);
    margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-body);
    font-size: 0.92rem;
    color: var(--color-dark);
    background: var(--color-white);
    border: 1px solid var(--color-light-gray);
    padding: 13px 16px;
    outline: none;
    transition: border-color 0.2s;
    width: 100%;
    appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--color-gold); }
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236B6B6B' d='M0 0l6 8 6-8z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}
.form-notice { font-size: 0.8rem; color: var(--color-gray); margin-bottom: 24px; }

.form-success {
    background: #f0faf0; border: 1px solid #b3d9b3; color: #2d6a2d;
    padding: 16px 20px; font-size: 0.9rem; margin-bottom: 24px; display: none;
}
.form-success.visible { display: block; }
.form-error {
    background: #fff0f0; border: 1px solid #f0b3b3; color: #8B0000;
    padding: 16px 20px; font-size: 0.9rem; margin-bottom: 24px; display: none;
}
.form-error.visible { display: block; }

/* ===========================
   FOOTER
=========================== */
.site-footer { background: #0D0D0D; padding: 70px 0 0; }

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand .logo-main { font-family: var(--font-heading); font-size: 1.3rem; color: var(--color-white); display: block; margin-bottom: 4px; }
.footer-brand .logo-sub { font-size: 0.62rem; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; color: var(--color-gold); display: block; margin-bottom: 20px; }
.footer-brand p { font-size: 0.85rem; color: rgba(255,255,255,0.4); line-height: 1.8; max-width: 280px; }

.footer-col h5 {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 20px;
    font-family: var(--font-body);
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 0.88rem; color: rgba(255,255,255,0.45); transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--color-white); }

.footer-contact address { font-style: normal; font-size: 0.85rem; color: rgba(255,255,255,0.45); line-height: 1.9; }
.footer-contact address a { color: var(--color-gold); transition: opacity 0.2s; }
.footer-contact address a:hover { opacity: 0.75; }

.footer-bottom { padding: 24px 0; display: flex; align-items: center; justify-content: space-between; }
.footer-bottom p { font-size: 0.78rem; color: rgba(255,255,255,0.25); margin: 0; }
.footer-bottom .jp-mark { font-family: var(--font-heading); font-size: 0.85rem; color: rgba(255,255,255,0.15); letter-spacing: 0.1em; }

/* ===========================
   404
=========================== */
.error-404 { min-height: 70vh; display: flex; align-items: center; padding: var(--section-padding); text-align: center; }
.error-404-inner { width: 100%; }
.error-404 .error-code { font-family: var(--font-heading); font-size: 8rem; color: var(--color-light-gray); line-height: 1; display: block; margin-bottom: 20px; }

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1024px) {
    .container { padding: 0 24px; }
    .products-grid { grid-template-columns: 1fr 1fr; }
    .products-grid .product-card:last-child { display: none; }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
    .origins-inner { grid-template-columns: 1fr; }
    .origins-label-col { display: none; }
    .about-main-grid { grid-template-columns: 1fr; }
    .about-sidebar { position: static; }
    .contact-grid { grid-template-columns: 1fr; }
    .product-category-inner,
    .product-category-inner.reverse { grid-template-columns: 1fr; }
    .product-category-inner.reverse .category-visual { order: 0; }
    .product-category-inner.reverse .category-text { order: 0; }
}

@media (max-width: 768px) {
    :root { --section-padding: 60px 0; }

    .site-nav {
        display: none;
        position: fixed;
        top: 72px; left: 0; right: 0;
        background: var(--color-nav-bg);
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        border-top: 1px solid rgba(255,255,255,0.06);
    }
    .site-nav.open { display: flex; }
    .site-nav a { padding: 16px 24px; width: 100%; border-bottom: 1px solid rgba(255,255,255,0.04); }
    .site-nav a::after { display: none; }
    .site-nav .nav-contact-btn { border: none; border-bottom: 1px solid rgba(255,255,255,0.04); }
    .nav-toggle { display: flex; }

    .hero { min-height: 90vh; }
    .hero-japanese, .hero-accent-line { display: none; }

    .about-strip-inner { grid-template-columns: 1fr; }
    .about-strip-visual .stat-card { right: 0; bottom: -20px; }

    .products-grid { grid-template-columns: 1fr; }
    .products-grid .product-card:last-child { display: block; }

    .values-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .contact-form-wrap { padding: 32px 24px; }
    .footer-top { grid-template-columns: 1fr; gap: 36px; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
    .offices-grid { grid-template-columns: 1fr; }
}