@font-face {
    font-family: "Shippori Mincho";
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url("../fonts/shippori-mincho-500-japanese.woff2") format("woff2");
}

:root {
    color-scheme: dark;
    --bg-0: #0B1220;
    --bg-1: #12182A;
    --haze: #2A1F4A;
    --star: #E8E4D8;
    --gold: #C9A96A;
    --ink: #F2F0EA;
    --muted: #A8A29A;
    --seal: #8B2E2E;
    --card: rgba(11, 16, 32, 0.78);
    --line: rgba(201, 169, 106, 0.62);
    --line-soft: rgba(201, 169, 106, 0.34);
    --serif: "Shippori Mincho", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "Noto Serif CJK JP", serif;
    --sans: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans CJK JP", "Noto Sans JP", "Yu Gothic", "YuGothic", Meiryo, sans-serif;
}

* { box-sizing: border-box; }

html { background: var(--bg-0); scroll-behavior: smooth; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--sans);
    color: var(--ink);
    background: transparent;
    line-height: 1.75;
    overflow-x: clip;
}

.sky {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: var(--bg-0) url("../img/sky.svg") center / cover no-repeat;
}

.site-header,
main,
.site-footer,
.skip:focus {
    position: relative;
    z-index: 1;
}

a { color: var(--gold); text-underline-offset: 0.18em; }
a:hover { color: var(--ink); }

:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 3px;
}

::selection {
    background: rgba(201, 169, 106, 0.35);
    color: var(--ink);
}

.site-header,
main,
.site-footer {
    width: min(70rem, calc(100% - 2.5rem));
    margin-inline: auto;
}

.skip {
    position: absolute;
    left: -999px;
    top: 0;
    background: var(--bg-1);
    color: var(--ink);
    padding: 0.35rem 0.6rem;
}

.skip:focus {
    left: 0.5rem;
    top: 0.5rem;
    z-index: 3;
    border: 1px solid var(--gold);
}

.site-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.75rem 1.5rem;
    padding: 1.2rem 0 0.35rem;
}

.brand {
    font-family: var(--serif);
    font-weight: 500;
    font-size: 1.55rem;
    letter-spacing: 0.06em;
    color: var(--ink);
    text-decoration: none;
}

.brand:hover { color: var(--star); }

.site-nav,
.quiet-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.2rem 0;
    font-size: 0.92rem;
    letter-spacing: 0.08em;
}

.site-nav a,
.quiet-nav a {
    color: var(--star);
    text-decoration: none;
}

.site-nav a:hover,
.quiet-nav a:hover { color: var(--gold); }

.nav-sep {
    margin: 0 0.55rem;
    color: rgba(201, 169, 106, 0.75);
}

main { padding: 1.15rem 0 2.4rem; }

main > :not(.home) { max-width: 40rem; }

h1, h2, .footer-brand, .tool-card-title, .brand {
    font-family: var(--serif);
    font-weight: 500;
}

h1 {
    font-size: clamp(1.7rem, 3vw, 2.15rem);
    line-height: 1.35;
    letter-spacing: 0.06em;
    margin: 0 0 0.75rem;
}

h2 { font-size: 1.15rem; letter-spacing: 0.05em; margin: 1.5rem 0 0.5rem; }

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

.hero {
    display: grid;
    grid-template-columns: minmax(17rem, 28rem) minmax(16rem, 1fr);
    column-gap: clamp(1.25rem, 4vw, 3rem);
    align-items: center;
}

.hero-panel {
    position: relative;
    z-index: 1;
    max-width: 28rem;
    padding: clamp(1.8rem, 4vw, 2.8rem) clamp(1.35rem, 3vw, 2.3rem);
    background: rgba(8, 12, 24, 0.58);
    border: 1px solid rgba(201, 169, 106, 0.72);
}

.hero-panel::before {
    content: "";
    position: absolute;
    inset: 7px;
    border: 1px solid rgba(201, 169, 106, 0.36);
    pointer-events: none;
}

.hero-panel h1 {
    margin: 0 0 1rem;
    font-size: clamp(2.05rem, 4.4vw, 3.15rem);
    line-height: 1.28;
    letter-spacing: 0.07em;
}

.hero-lead {
    margin: 0 0 1.45rem;
    color: var(--star);
    font-size: 0.98rem;
    line-height: 1.9;
    letter-spacing: 0.04em;
}

.compass {
    width: min(100%, 34rem);
    margin-left: auto;
    pointer-events: none;
}

.luopan { display: block; width: 100%; height: auto; }

/* Live Display unit under the hero. min-height holds the banner so the tool cards do not shift before the creative loads. */
.ad-reserve {
    position: relative;
    display: block;
    width: 100%;
    max-width: 100%;
    min-height: 90px;
    margin: 1.35rem 0 0;
    overflow: hidden;
    background: var(--bg-0);
    border: 1px solid var(--gold);
}

.ad-reserve .adsbygoogle {
    display: block;
    width: 100%;
    min-height: inherit;
}

.rule {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 1.6rem 0 1.15rem;
    color: var(--gold);
}

.rule span {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(201, 169, 106, 0.7), transparent);
}

.rule svg { width: 1.05rem; height: 1.05rem; flex: none; }

.tool-board {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.9rem;
    scroll-margin-top: 1rem;
}

.tool-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    min-height: 9.25rem;
    padding: 1.85rem 0.9rem 1.35rem;
    text-align: center;
    text-decoration: none;
    color: var(--ink);
    background: var(--card);
    border: 1px solid var(--line);
}

.tool-card::after {
    content: "";
    position: absolute;
    inset: 6px;
    border: 1px solid rgba(201, 169, 106, 0.28);
    pointer-events: none;
}

.tool-card:hover {
    color: var(--ink);
    text-decoration: none;
    border-color: var(--gold);
    background: rgba(18, 24, 42, 0.9);
}

.seal {
    position: absolute;
    top: 0.55rem;
    left: 0.55rem;
    z-index: 1;
    width: 1.55rem;
    height: 1.55rem;
}

.seal svg { display: block; width: 100%; height: 100%; }

.mark {
    width: 2.35rem;
    height: 2.35rem;
    color: var(--gold);
}

.tool-card-title {
    font-size: 1.35rem;
    letter-spacing: 0.12em;
    line-height: 1.35;
}

.tool-card-note {
    color: var(--muted);
    font-size: 0.82rem;
    letter-spacing: 0.08em;
}

.tool-list { list-style: none; padding: 0; }

.tool-list li {
    position: relative;
    margin: 0.85rem 0;
    padding: 0.9rem 0.95rem 0.9rem 1.6rem;
    background: var(--card);
    border: 1px solid var(--line-soft);
}

.tool-list li::before {
    content: "";
    position: absolute;
    top: 0.55rem;
    left: 0.5rem;
    width: 0.55rem;
    height: 0.55rem;
    background: var(--seal);
    box-shadow: inset 0 0 0 1px rgba(243, 230, 212, 0.45);
}

.tool-list span { display: block; color: var(--muted); font-size: 0.95rem; }
.tool-list .seed-id,
.tool-list .tag { display: inline; }
.pending-title { font-weight: 500; color: var(--ink); }

.seed-id {
    margin-right: 0.35rem;
    color: var(--muted);
    font-size: 0.85rem;
}

.tag {
    display: inline-block;
    margin-left: 0.35rem;
    padding: 0 0.4rem;
    color: var(--gold);
    background: transparent;
    border: 1px solid var(--line-soft);
    font-size: 0.75rem;
    line-height: 1.6;
}

.ymyl,
.disclaimer,
.result,
.cta {
    background: rgba(11, 16, 32, 0.72);
    border: 1px solid var(--line-soft);
    color: var(--muted);
}

.ymyl { padding: 0.55rem 0.75rem; font-size: 0.92rem; }
.ymyl a, .disclaimer a { color: var(--gold); }

.crumbs { color: var(--muted); font-size: 0.92rem; margin: 0 0 0.75rem; }
.crumbs a { color: inherit; }

.checklist { padding-left: 1.2rem; }
.checklist li { margin: 0.25rem 0; }

.cta { margin-top: 2rem; padding: 0.9rem 1rem; }
.cta h2 { margin-top: 0; }

.button-link,
button {
    display: inline-block;
    margin-top: 0.35rem;
    padding: 0.55rem 1.35rem;
    font: inherit;
    font-size: 0.92rem;
    letter-spacing: 0.14em;
    color: var(--ink);
    background: transparent;
    border: 1px solid rgba(201, 169, 106, 0.88);
    border-radius: 999px;
    text-decoration: none;
    cursor: pointer;
}

a.button-link:hover,
button:hover {
    color: var(--ink);
    text-decoration: none;
    background: rgba(201, 169, 106, 0.14);
}

.legal-links a { margin-right: 1rem; }

.result-status { font-weight: 500; margin-top: 0; color: var(--ink); }

form { margin-top: 1.25rem; }
label, legend { display: block; margin-top: 0.85rem; color: var(--ink); }
fieldset {
    border: 1px solid var(--line-soft);
    margin: 0.85rem 0;
    padding: 0.5rem 0.9rem 0.8rem;
}
fieldset label {
    display: flex;
    align-items: flex-start;
    gap: 0.45rem;
    margin-top: 0.4rem;
}
input[type="radio"] { margin-top: 0.45rem; accent-color: var(--gold); }

input[type="text"],
input[name="birth_year"],
input[name="year"],
select {
    display: block;
    width: min(16rem, 100%);
    margin-top: 0.25rem;
    padding: 0.45rem 0.55rem;
    font: inherit;
    color: var(--ink);
    background: rgba(11, 18, 32, 0.88);
    border: 1px solid rgba(201, 169, 106, 0.45);
}

button { margin-top: 1rem; }

.error { color: #F0D0D0; margin: 0.35rem 0 0; }

.result { margin-top: 1.5rem; padding: 0.9rem 1rem; }
.result, .result p, .cta p { color: var(--star); }

.site-footer {
    padding-bottom: 2.6rem;
    color: var(--muted);
    font-size: 0.92rem;
    text-align: center;
}

.footer-mark { margin: 0.2rem 0 0.15rem; color: var(--gold); }
.footer-mark svg { width: 4.25rem; height: auto; }

.footer-brand {
    margin: 0;
    font-size: 1.05rem;
    letter-spacing: 0.18em;
    color: var(--ink);
}

.quiet-nav { justify-content: center; margin: 0.45rem 0 0.2rem; }

.footer-domain {
    margin: 0.15rem 0 1rem;
    color: var(--muted);
    font-size: 0.82rem;
    letter-spacing: 0.06em;
}

.disclaimer {
    margin-top: 0.5rem;
    padding: 0.85rem 1rem;
    text-align: left;
    max-width: 42rem;
    margin-inline: auto;
}

.disclaimer strong { color: var(--ink); }

@media (max-width: 720px) {
    .site-header,
    main,
    .site-footer {
        width: min(70rem, calc(100% - 1.5rem));
    }

    .site-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.45rem;
    }

    .site-nav { font-size: 0.84rem; letter-spacing: 0.04em; }
    .nav-sep { margin: 0 0.4rem; }

    .hero-panel { padding: 1.25rem 1.1rem 1.15rem; }
    .hero-panel h1 {
        font-size: clamp(1.85rem, 8vw, 2.35rem);
        letter-spacing: 0.04em;
    }
    .hero-lead { margin-bottom: 1.05rem; }

    .ad-reserve { margin-top: 1rem; }

    .rule { margin: 0.85rem 0 0.65rem; }

    .tool-board { grid-template-columns: 1fr; gap: 0.65rem; }
    .tool-card {
        min-height: 0;
        padding: 1.15rem 0.85rem 1rem;
    }
    .mark { width: 2rem; height: 2rem; }
}

@media (max-width: 640px) {
    .hero { display: block; position: relative; }
    .hero-panel {
        max-width: none;
        background: rgba(8, 12, 24, 0.86);
    }
    .compass {
        position: absolute;
        width: min(15rem, 58vw);
        right: -0.15rem;
        top: 0.15rem;
        margin: 0;
        opacity: 0.32;
    }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}