:root {
    --paper: #f4ecd9;
    --paper-deep: #efe3c8;
    --ink: #2a2218;
    --ink-soft: #5a4d3c;
    --ivy: #3c5a46;
    --ivy-deep: #2b4233;
    --ochre: #b45a28;
    --line: #d8c8a6;
    --white: #fffdf7;
    --shadow: 0 18px 40px rgba(61, 42, 20, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.55), transparent 28%),
        linear-gradient(180deg, #f7f0de 0%, var(--paper) 160px);
    font-family: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
    line-height: 1.85;
}

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

a {
    color: var(--ivy-deep);
}

a:hover {
    color: var(--ochre);
}

.wrap {
    width: min(1080px, calc(100% - 32px));
    margin: 0 auto;
}

.disclaimer {
    margin: 0;
    padding: 12px 18px;
    background: #3d2d1c;
    color: #f6e7c8;
    font-size: 0.86rem;
    line-height: 1.7;
    text-align: center;
}

.disclaimer strong {
    color: #fff6dc;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(244, 236, 217, 0.94);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 16px 0;
}

.logo {
    text-decoration: none;
    color: inherit;
}

.logo-kicker {
    display: block;
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ochre);
}

.logo-title {
    display: block;
    font-family: "Shippori Mincho", serif;
    font-size: 1.15rem;
    font-weight: 700;
}

.nav-toggle {
    display: none;
    border: 1px solid var(--line);
    background: var(--white);
    color: var(--ink);
    padding: 8px 12px;
    border-radius: 999px;
    font: inherit;
}

.site-nav ul {
    display: flex;
    gap: 18px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-nav a {
    text-decoration: none;
    font-size: 0.94rem;
    color: var(--ink);
    border-bottom: 2px solid transparent;
    padding-bottom: 4px;
}

.site-nav a[aria-current="page"],
.site-nav a:hover {
    border-bottom-color: var(--ochre);
}

.hero {
    position: relative;
    min-height: 62vh;
    display: grid;
    align-items: end;
    margin-bottom: 28px;
}

.hero img {
    width: 100%;
    height: 62vh;
    object-fit: cover;
    filter: saturate(0.92);
}

.hero-copy {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 48px 0 36px;
    background: linear-gradient(transparent, rgba(28, 20, 12, 0.78));
    color: #fff8e8;
}

.hero-copy h1 {
    margin: 0 0 8px;
    font-family: "Shippori Mincho", serif;
    font-size: clamp(1.8rem, 4vw, 3rem);
    line-height: 1.35;
}

.hero-copy p {
    margin: 0;
    max-width: 720px;
}

.page-hero {
    padding: 42px 0 10px;
}

.page-hero h1 {
    font-family: "Shippori Mincho", serif;
    font-size: clamp(1.7rem, 3vw, 2.4rem);
    margin: 0 0 12px;
}

.lead {
    font-size: 1.05rem;
    color: var(--ink-soft);
}

.article {
    display: grid;
    gap: 28px;
    padding-bottom: 56px;
}

.article h2 {
    font-family: "Shippori Mincho", serif;
    font-size: 1.6rem;
    margin: 12px 0 10px;
    padding-top: 8px;
}

.article p,
.article li {
    font-size: 1.02rem;
}

.article ul,
.article ol {
    padding-left: 1.2em;
}

figure {
    margin: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    border-radius: 8px;
    overflow: hidden;
}

figure img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

figure.portrait img,
.portrait {
    aspect-ratio: 4 / 3;
}

figcaption {
    padding: 10px 14px 14px;
    color: var(--ink-soft);
    font-size: 0.88rem;
}

.split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 28px;
    align-items: start;
}

.card,
.operator-card,
.product-card,
.form-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow);
}

.muted {
    color: var(--ink-soft);
}

.btn,
button[type="submit"] {
    display: inline-block;
    border: 0;
    background: var(--ivy);
    color: #fff8e8;
    text-decoration: none;
    padding: 12px 20px;
    border-radius: 999px;
    font: inherit;
    cursor: pointer;
}

.btn:hover,
button[type="submit"]:hover {
    background: var(--ivy-deep);
    color: #fff8e8;
}

.btn-secondary {
    background: transparent;
    color: var(--ivy-deep);
    border: 1px solid var(--ivy);
}

.btn-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}

label {
    display: block;
    font-weight: 500;
    margin-bottom: 16px;
}

input,
select,
textarea {
    width: 100%;
    margin-top: 6px;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    font: inherit;
    color: var(--ink);
}

textarea {
    min-height: 160px;
    resize: vertical;
}

.consent {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-weight: 400;
}

.consent input {
    width: auto;
    margin-top: 6px;
}

.honeypot {
    position: absolute;
    left: -9999px;
    height: 0;
    overflow: hidden;
}

.flash {
    padding: 14px 16px;
    border-radius: 8px;
    margin-bottom: 18px;
}

.flash.ok {
    background: #e6f0e4;
    border: 1px solid #b7d0b2;
}

.flash.err {
    background: #f7e6e0;
    border: 1px solid #e0b3a4;
}

.address-box {
    margin-top: 24px;
    padding: 20px;
    background: var(--paper-deep);
    border-left: 4px solid var(--ochre);
}

.site-footer {
    background: #2b2218;
    color: #f3e6c8;
    padding: 40px 0 24px;
}

.site-footer a {
    color: #f2d39a;
}

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

.site-footer h2 {
    font-family: "Shippori Mincho", serif;
    font-size: 1.05rem;
    margin: 0 0 10px;
}

.footer-links {
    padding-left: 1.1em;
}

.copyright {
    margin: 28px auto 0;
    padding-top: 16px;
    border-top: 1px solid rgba(243, 230, 200, 0.2);
    font-size: 0.88rem;
}

.guide-price {
    font-family: "Shippori Mincho", serif;
    font-size: 1.4rem;
    margin: 8px 0 16px;
}

@media (max-width: 860px) {
    .nav-toggle {
        display: inline-block;
    }

    .site-nav {
        display: none;
        position: absolute;
        left: 16px;
        right: 16px;
        top: 100%;
        background: var(--white);
        border: 1px solid var(--line);
        border-radius: 12px;
        padding: 12px;
    }

    .site-nav.is-open {
        display: block;
    }

    .site-nav ul {
        flex-direction: column;
        gap: 10px;
    }

    .split,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero,
    .hero img {
        min-height: 48vh;
        height: 48vh;
    }
}