@charset "UTF-8";

:root {
    --ink: #17202a;
    --sumi: #0f1720;
    --ai: #102c4a;
    --gold: #b58a3b;
    --rice: #f7f3ea;
    --paper: #fbf7ed;
    --muted: #68727f;
    --line: rgba(23, 32, 42, 0.16);
    --font-serif: "Shippori Mincho", "Yu Mincho", "Hiragino Mincho ProN", serif;
    --font-sans: "Noto Sans JP", sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-sans);
    line-height: 1.85;
}

a {
    color: inherit;
}

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

.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 20;
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(15, 23, 32, 0.78);
    color: #fff;
    backdrop-filter: blur(14px);
}

.header-inner {
    width: min(1180px, calc(100% - 32px));
    min-height: 74px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.34);
    border-radius: 50%;
    color: var(--gold);
    font-family: var(--font-serif);
    font-size: 1.45rem;
}

.brand-name {
    display: grid;
    gap: 0;
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.2;
}

.brand-name small {
    color: rgba(255,255,255,0.62);
    font-family: var(--font-sans);
    font-size: 0.67rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.nav {
    display: flex;
    align-items: center;
    gap: 22px;
    color: rgba(255,255,255,0.82);
    font-size: 0.88rem;
    font-weight: 700;
}

.nav a {
    text-decoration: none;
}

.nav .nav-cta {
    padding: 9px 15px;
    border: 1px solid rgba(181, 138, 59, 0.72);
    border-radius: 999px;
    color: #fff;
}

.hero {
    position: relative;
    min-height: 100vh;
    display: grid;
    place-items: center;
    overflow: hidden;
    background: #0b1118;
    color: #fff;
}

.hero-image {
    position: absolute;
    inset: 0;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.78;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(7, 12, 18, 0.8), rgba(7, 12, 18, 0.28), rgba(7, 12, 18, 0.68)),
        radial-gradient(circle at 70% 18%, rgba(181, 138, 59, 0.22), transparent 32%);
}

.hero-content {
    position: relative;
    z-index: 1;
    width: min(1180px, calc(100% - 32px));
    min-height: 76vh;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: clamp(28px, 7vw, 92px);
    align-items: center;
    padding-top: 76px;
}

.hero-copy {
    max-width: 580px;
}

.eyebrow {
    margin: 0 0 18px;
    color: #d9b96f;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.hero-title {
    margin: 0;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 6.8rem);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: 0.18em;
    text-shadow: 0 10px 34px rgba(0,0,0,0.55);
}

.hero-title .small {
    font-size: 0.38em;
    letter-spacing: 0.26em;
    color: rgba(255,255,255,0.78);
}

.hero-lead {
    margin: 24px 0 30px;
    color: rgba(255,255,255,0.82);
    font-size: 1.05rem;
}

.hero-actions,
.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px 22px;
    border-radius: 999px;
    font-weight: 800;
    text-decoration: none;
}

.btn-primary {
    background: var(--gold);
    color: #fff;
}

.btn-secondary {
    border: 1px solid rgba(255,255,255,0.4);
    color: #fff;
}

.btn-dark {
    background: var(--sumi);
    color: #fff;
}

.section {
    padding: clamp(76px, 9vw, 124px) 0;
}

.container {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}

.section-head {
    max-width: 780px;
    margin: 0 0 42px;
}

.section-head.center {
    margin-inline: auto;
    text-align: center;
}

.kicker {
    margin: 0 0 12px;
    color: var(--gold);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

h1, h2, h3 {
    font-family: var(--font-serif);
    color: var(--ink);
    letter-spacing: 0.04em;
}

h2 {
    margin: 0 0 18px;
    font-size: clamp(2rem, 4.5vw, 3.6rem);
    line-height: 1.22;
}

h3 {
    margin: 0 0 10px;
    font-size: 1.35rem;
}

.lead {
    color: var(--muted);
    font-size: 1.02rem;
}

.story-grid,
.craft-grid,
.product-feature,
.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
    gap: clamp(30px, 5vw, 64px);
    align-items: center;
}

.image-card {
    overflow: hidden;
    border-radius: 8px;
    border: 1px solid var(--line);
    box-shadow: 0 24px 70px rgba(23, 32, 42, 0.13);
}

.image-card img {
    width: 100%;
    height: 100%;
    min-height: 420px;
    object-fit: cover;
}

.paper-card {
    padding: clamp(28px, 5vw, 48px);
    border: 1px solid var(--line);
    border-radius: 8px;
    background:
        linear-gradient(135deg, rgba(255,255,255,0.72), rgba(255,255,255,0.94)),
        var(--rice);
    box-shadow: 0 18px 50px rgba(23, 32, 42, 0.08);
}

.dark-band {
    background:
        radial-gradient(circle at 78% 18%, rgba(181,138,59,0.18), transparent 30%),
        linear-gradient(135deg, #101720, #162a3c);
    color: #fff;
}

.dark-band h2,
.dark-band h3 {
    color: #fff;
}

.dark-band .lead,
.dark-band p {
    color: rgba(255,255,255,0.76);
}

.feature-list,
.steps,
.spec-list {
    display: grid;
    gap: 14px;
    margin: 26px 0 0;
    padding: 0;
    list-style: none;
}

.feature-list li,
.steps li,
.spec-list li {
    padding: 16px 18px;
    border: 1px solid rgba(181,138,59,0.24);
    border-radius: 8px;
    background: rgba(255,255,255,0.06);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.product-card {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 18px 44px rgba(23, 32, 42, 0.08);
}

.product-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    background: #edf1f2;
}

.product-body {
    padding: 24px;
}

.price {
    color: var(--gold);
    font-size: 1.35rem;
    font-weight: 900;
}

.page-hero {
    padding: 150px 0 76px;
    background:
        linear-gradient(135deg, rgba(16,44,74,0.94), rgba(15,23,32,0.9)),
        url("../images/hero-brewery.png") center / cover;
    color: #fff;
}

.page-hero h1 {
    margin: 0;
    color: #fff;
    font-size: clamp(2.6rem, 6vw, 5rem);
}

.page-hero p {
    max-width: 720px;
    color: rgba(255,255,255,0.8);
}

.contact-form {
    display: grid;
    gap: 18px;
}

.field {
    display: grid;
    gap: 7px;
}

.field label {
    font-weight: 800;
}

.field input,
.field textarea,
.field select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 13px 14px;
    background: #fff;
    color: var(--ink);
    font: inherit;
}

.site-footer {
    padding: 42px 0;
    background: #0d131b;
    color: rgba(255,255,255,0.72);
}

.footer-inner {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-brand {
    color: #fff;
    font-family: var(--font-serif);
    font-size: 1.4rem;
}

@media (max-width: 920px) {
    .nav {
        display: none;
    }

    .hero-content,
    .story-grid,
    .craft-grid,
    .product-feature,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero-title {
        writing-mode: horizontal-tb;
        letter-spacing: 0.08em;
    }

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

@media (max-width: 620px) {
    .hero {
        min-height: 92vh;
    }

    .hero-content {
        min-height: 72vh;
    }

    .brand-name small {
        display: none;
    }

    .image-card img {
        min-height: 280px;
    }
}