:root {
    color-scheme: dark;
    --bg: #080806;
    --panel: #15130f;
    --panel-strong: #211d16;
    --text: #f6f0e5;
    --muted: #b9b0a3;
    --line: rgba(246, 240, 229, 0.16);
    --red: #e5483f;
    --violet: #8157ff;
    --green: #22b47d;
    --gold: #e2ad3f;
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.46);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    background:
        radial-gradient(circle at 12% 12%, rgba(129, 87, 255, 0.2), transparent 26rem),
        radial-gradient(circle at 88% 4%, rgba(229, 72, 63, 0.2), transparent 24rem),
        linear-gradient(180deg, #090806 0%, #0f0d0a 48%, #080806 100%);
    color: var(--text);
    font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Meiryo", system-ui, sans-serif;
    line-height: 1.7;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -2;
    content: "";
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(to bottom, black, transparent 85%);
}

body::after {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    content: "";
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.58), transparent 18%, transparent 82%, rgba(0, 0, 0, 0.58));
}

a {
    color: inherit;
    text-decoration: none;
}

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

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 78px;
    padding: 8px 6vw;
    border-bottom: 1px solid transparent;
    background: rgba(8, 8, 6, 0.62);
    backdrop-filter: blur(16px);
    transition: border-color 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
    border-color: var(--line);
    background: rgba(8, 8, 6, 0.88);
}

.brand {
    display: inline-flex;
    align-items: center;
    width: 62px;
    min-width: 54px;
}

.brand__logo {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 8px 14px rgba(0, 0, 0, 0.45));
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 10px;
}

.site-nav a {
    min-width: 72px;
    padding: 10px 14px;
    border: 1px solid transparent;
    border-radius: 999px;
    color: var(--muted);
    font-size: 0.92rem;
    font-weight: 700;
    text-align: center;
    transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
    border-color: var(--line);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    outline: none;
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
}

.nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    margin: 5px auto;
    border-radius: 999px;
    background: var(--text);
}

.hero {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
    align-items: center;
    min-height: 86vh;
    padding: 118px 6vw 52px;
    overflow: hidden;
    isolation: isolate;
}

.hero__texture {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        linear-gradient(90deg, rgba(8, 8, 6, 0.96), rgba(8, 8, 6, 0.78) 34%, rgba(8, 8, 6, 0.34) 62%, rgba(8, 8, 6, 0.84)),
        linear-gradient(180deg, rgba(8, 8, 6, 0.42), rgba(8, 8, 6, 0.12) 44%, rgba(8, 8, 6, 0.9)),
        url("assets/top/valicra-top-bg.png") center / cover;
}

.hero__inner {
    max-width: 680px;
}

.eyebrow {
    margin: 0 0 14px;
    color: var(--gold);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    overflow-wrap: anywhere;
}

h1,
h2,
h3 {
    margin: 0;
    line-height: 1.18;
}

h1 {
    max-width: 700px;
    font-size: 4.4rem;
    font-weight: 900;
}

h2 {
    font-size: 2.7rem;
    font-weight: 900;
}

h3 {
    font-size: 1.22rem;
    font-weight: 900;
}

.hero__copy {
    max-width: 620px;
    margin: 24px 0 0;
    color: var(--muted);
    font-size: 1.08rem;
}

.hero__actions,
.join-panel {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 34px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 156px;
    min-height: 48px;
    padding: 12px 20px;
    border: 1px solid var(--line);
    border-radius: 8px;
    font-weight: 900;
    text-align: center;
    transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover,
.button:focus-visible {
    transform: translateY(-2px);
    outline: none;
}

.button--primary {
    border-color: rgba(229, 72, 63, 0.65);
    background: linear-gradient(135deg, var(--red), #b91f33);
    color: #fff8ed;
    box-shadow: 0 14px 30px rgba(229, 72, 63, 0.24);
}

.button--ghost {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
}

.button--ghost:hover,
.button--ghost:focus-visible {
    border-color: rgba(255, 255, 255, 0.34);
    background: rgba(255, 255, 255, 0.1);
}

.quick-info {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    margin: 0 6vw;
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
    background: var(--line);
    transform: translateY(-22px);
}

.quick-info div {
    min-height: 112px;
    padding: 22px;
    background: rgba(21, 19, 15, 0.88);
}

.quick-info strong,
.quick-info span {
    display: block;
}

.quick-info strong {
    color: var(--gold);
    font-size: 0.82rem;
}

.quick-info span {
    margin-top: 8px;
    font-weight: 900;
}

.section {
    padding: 92px 6vw;
}

.section--split {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr);
    gap: 48px;
    align-items: start;
}

.section__copy {
    position: sticky;
    top: 112px;
}

.section__copy p:not(.eyebrow),
.section__heading p:not(.eyebrow),
.join-section__content p {
    max-width: 680px;
    margin: 18px 0 0;
    color: var(--muted);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.feature-card,
.class-card,
.rules-list article {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(21, 19, 15, 0.82);
    box-shadow: 0 12px 34px rgba(0, 0, 0, 0.22);
}

.feature-card {
    min-height: 190px;
    padding: 24px;
}

.feature-card__mark {
    display: block;
    width: 34px;
    height: 8px;
    margin-bottom: 30px;
    border-radius: 999px;
}

.feature-card__mark--red {
    background: var(--red);
}

.feature-card__mark--violet {
    background: var(--violet);
}

.feature-card__mark--green {
    background: var(--green);
}

.feature-card__mark--gold {
    background: var(--gold);
}

.feature-card p,
.class-card p,
.rules-list p {
    margin: 12px 0 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.class-section {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0));
}

.home-class-preview {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.home-class-preview img {
    width: 100%;
    aspect-ratio: 10 / 11;
    object-fit: cover;
    object-position: top;
    border: 1px solid rgba(246, 240, 229, 0.16);
    border-radius: 8px;
    background: #090806;
    box-shadow: 0 12px 34px rgba(0, 0, 0, 0.24);
}

.section-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 26px;
}

.section__heading {
    display: grid;
    grid-template-columns: minmax(0, 0.7fr) minmax(300px, 0.9fr);
    gap: 42px;
    align-items: end;
    margin-bottom: 30px;
}

.section__heading .eyebrow {
    grid-column: 1 / -1;
    margin-bottom: -26px;
}

.class-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

.class-tabs__button {
    min-width: 92px;
    min-height: 42px;
    padding: 8px 16px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--muted);
    font: inherit;
    font-weight: 900;
    cursor: pointer;
}

.class-tabs__button.is-active {
    border-color: rgba(226, 173, 63, 0.72);
    background: rgba(226, 173, 63, 0.16);
    color: var(--text);
}

.class-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.class-card {
    overflow: hidden;
    transition: opacity 160ms ease, transform 160ms ease;
}

.class-card.is-hidden {
    display: none;
}

.class-card:hover {
    transform: translateY(-4px);
}

.class-card__media {
    position: relative;
    height: 168px;
    overflow: hidden;
    background: var(--panel-strong);
}

.class-card__media::after {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(180deg, transparent 40%, rgba(8, 8, 6, 0.72));
}

.class-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.04);
}

.class-card__media--setsuna img {
    padding: 12px;
    background: radial-gradient(circle, rgba(129, 87, 255, 0.2), transparent 58%), #090806;
    object-fit: contain;
    object-position: center;
}

.class-card__media--kz img {
    object-fit: contain;
    padding: 20px;
    image-rendering: pixelated;
    background:
        linear-gradient(135deg, rgba(226, 173, 63, 0.2), transparent 54%),
        #17130e;
}

.class-card__media--coming {
    display: grid;
    place-items: center;
    background:
        linear-gradient(135deg, rgba(34, 180, 125, 0.22), transparent 48%),
        linear-gradient(315deg, rgba(226, 173, 63, 0.2), transparent 52%),
        #17130e;
}

.class-card__media--coming span {
    position: relative;
    z-index: 1;
    color: rgba(246, 240, 229, 0.74);
    font-size: 2rem;
    font-weight: 900;
}

.class-card__body {
    padding: 22px;
}

.class-card__body span {
    display: inline-flex;
    margin-bottom: 8px;
    color: var(--gold);
    font-size: 0.75rem;
    font-weight: 900;
    text-transform: uppercase;
}

.rules-section {
    padding-top: 78px;
}

.rules-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.rules-list article {
    min-height: 190px;
    padding: 24px;
}

.rules-list strong {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    margin-bottom: 28px;
    border-radius: 8px;
    background: rgba(229, 72, 63, 0.16);
    color: var(--red);
    font-size: 1rem;
}

.join-section {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(220px, 320px);
    gap: 32px;
    align-items: center;
    margin: 30px 6vw 84px;
    padding: 40px;
    border: 1px solid rgba(226, 173, 63, 0.38);
    border-radius: 8px;
    background:
        linear-gradient(135deg, rgba(229, 72, 63, 0.18), transparent 44%),
        linear-gradient(315deg, rgba(34, 180, 125, 0.14), transparent 46%),
        rgba(21, 19, 15, 0.94);
    box-shadow: var(--shadow);
}

.join-panel {
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-end;
    margin-top: 0;
}

.join-panel .button {
    width: 100%;
}

.join-steps {
    display: grid;
    gap: 12px;
    max-width: 760px;
    margin: 22px 0 0;
    padding: 0;
    list-style: none;
    counter-reset: join-step;
}

.join-steps li {
    position: relative;
    min-height: 40px;
    padding: 8px 0 8px 56px;
    color: var(--muted);
    line-height: 1.75;
}

.join-steps li::before {
    position: absolute;
    top: 6px;
    left: 0;
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border: 1px solid rgba(226, 173, 63, 0.42);
    border-radius: 8px;
    background: rgba(226, 173, 63, 0.12);
    color: var(--gold);
    font-weight: 900;
    content: counter(join-step);
    counter-increment: join-step;
}

.site-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 30px 6vw;
    border-top: 1px solid var(--line);
    color: var(--muted);
}

.site-footer img {
    width: 86px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.footer-links a {
    padding: 8px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.88rem;
    font-weight: 900;
    transition: border-color 160ms ease, background 160ms ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
    border-color: rgba(226, 173, 63, 0.48);
    background: rgba(255, 255, 255, 0.08);
    outline: none;
}

.site-footer p {
    margin: 0;
    font-size: 0.9rem;
}

.classes-page {
    background:
        linear-gradient(180deg, rgba(8, 8, 6, 0.18), rgba(8, 8, 6, 0.72) 560px, rgba(8, 8, 6, 0.96)),
        url("assets/classes/classes-bg.png") center top / cover no-repeat fixed,
        #080806;
}

.classes-page::before {
    background:
        linear-gradient(180deg, rgba(8, 8, 6, 0), rgba(8, 8, 6, 0.58)),
        url("assets/classes/classes-bg.png") center top / cover no-repeat fixed;
    mask-image: none;
}

.classes-hero {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(260px, 0.44fr);
    gap: 36px;
    align-items: center;
    min-height: 520px;
    padding: 118px 6vw 60px;
    overflow: hidden;
}

.classes-hero::before {
    position: absolute;
    inset: 0;
    z-index: -1;
    content: "";
    background:
        linear-gradient(90deg, rgba(8, 8, 6, 0.86), rgba(8, 8, 6, 0.34) 52%, rgba(8, 8, 6, 0.62)),
        linear-gradient(180deg, rgba(8, 8, 6, 0.02), rgba(8, 8, 6, 0.72)),
        url("assets/classes/classes-bg.png") center / cover no-repeat;
}

.classes-hero__copy {
    max-width: 760px;
}

.classes-hero__copy p:not(.eyebrow) {
    max-width: 650px;
    margin: 20px 0 0;
    color: var(--muted);
    font-size: 1.08rem;
}

.class-catalog {
    padding: 28px 6vw 92px;
}

.class-toolbar {
    position: sticky;
    top: 78px;
    z-index: 8;
    display: grid;
    grid-template-columns: minmax(240px, 1fr) minmax(260px, 420px) auto;
    gap: 20px;
    align-items: end;
    margin-bottom: 26px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(8, 8, 6, 0.82);
    backdrop-filter: blur(16px);
}

.class-toolbar h2 {
    font-size: 1.8rem;
}

.class-toolbar .eyebrow {
    margin-bottom: 6px;
}

.class-search {
    display: grid;
    gap: 6px;
}

.class-search span {
    color: var(--gold);
    font-size: 0.78rem;
    font-weight: 900;
}

.class-search input {
    width: 100%;
    min-height: 46px;
    padding: 10px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text);
    font: inherit;
}

.class-search input:focus {
    border-color: rgba(226, 173, 63, 0.68);
    outline: none;
    box-shadow: 0 0 0 3px rgba(226, 173, 63, 0.14);
}

.class-count {
    min-width: 88px;
    margin: 0;
    color: var(--muted);
    font-weight: 900;
    text-align: right;
}

.class-gallery {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.class-gallery-card {
    position: relative;
    display: grid;
    gap: 10px;
    padding: 10px 10px 16px;
    border: 1px solid rgba(246, 240, 229, 0.15);
    border-radius: 8px;
    background: rgba(21, 19, 15, 0.86);
    color: var(--text);
    font: inherit;
    text-align: left;
    cursor: pointer;
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.24);
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.class-gallery-card:hover,
.class-gallery-card:focus-visible {
    transform: translateY(-4px);
    border-color: rgba(226, 173, 63, 0.48);
    background: rgba(32, 27, 20, 0.94);
    outline: none;
}

.class-gallery-card img {
    width: 100%;
    aspect-ratio: 10 / 11;
    object-fit: cover;
    object-position: top;
    border-radius: 6px;
    background: #090806;
}

.class-gallery-card span {
    color: var(--gold);
    font-size: 0.78rem;
    font-weight: 900;
}

.class-gallery-card strong {
    min-height: 1.7em;
    font-size: 1.05rem;
    line-height: 1.3;
}

.class-gallery-card.is-hidden {
    display: none;
}

.class-empty {
    margin: 34px 0 0;
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(21, 19, 15, 0.84);
    color: var(--muted);
    text-align: center;
}

.class-detail {
    display: grid;
    grid-template-columns: minmax(0, 0.58fr) minmax(300px, 0.42fr);
    gap: 36px;
    align-items: start;
    min-height: 100vh;
    padding: 118px 6vw 82px;
}

.class-detail__copy {
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(8, 8, 6, 0.78);
    backdrop-filter: blur(14px);
}

.back-link {
    display: inline-flex;
    margin-bottom: 22px;
    color: var(--gold);
    font-weight: 900;
}

.class-detail__copy p:not(.eyebrow) {
    margin: 18px 0 0;
    color: var(--muted);
}

.class-detail__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.class-detail__sections {
    display: grid;
    gap: 16px;
    margin-top: 26px;
}

.class-detail-block {
    padding: 20px;
    border: 1px solid rgba(246, 240, 229, 0.14);
    border-radius: 8px;
    background: rgba(21, 19, 15, 0.8);
}

.class-detail-block h2 {
    font-size: 1.2rem;
}

.detail-lines {
    display: grid;
    gap: 8px;
    margin-top: 14px;
}

.detail-lines p {
    margin: 0;
    color: var(--muted);
}

.detail-lines p:first-child,
.detail-lines .is-key {
    color: var(--text);
    font-weight: 900;
}

.detail-lines .is-effect {
    padding-left: 14px;
    color: #d8cfc3;
}

.rating-grid {
    display: grid;
    gap: 8px;
    margin-top: 14px;
}

.rating-grid div {
    display: grid;
    grid-template-columns: minmax(120px, 1fr) auto;
    gap: 12px;
    align-items: center;
    padding: 10px 12px;
    border: 1px solid rgba(246, 240, 229, 0.12);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
}

.rating-grid span {
    color: var(--muted);
    font-weight: 900;
}

.rating-grid strong {
    color: var(--red);
    letter-spacing: 0;
    white-space: nowrap;
}

.class-detail__visual {
    position: sticky;
    top: 110px;
    border: 1px solid rgba(246, 240, 229, 0.18);
    border-radius: 8px;
    background: rgba(8, 8, 6, 0.7);
    box-shadow: var(--shadow);
}

.class-detail__visual img {
    width: 100%;
    border-radius: 7px;
    background: #090806;
}

@media (max-width: 1080px) {
    h1 {
        font-size: 3.6rem;
    }

    h2 {
        font-size: 2.3rem;
    }

    .hero {
        grid-template-columns: 1fr;
        min-height: auto;
        padding-bottom: 30px;
    }

    .quick-info,
    .class-grid,
    .home-class-preview,
    .class-gallery {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .section--split,
    .section__heading,
    .join-section,
    .classes-hero,
    .class-toolbar,
    .class-detail {
        grid-template-columns: 1fr;
    }

    .section__copy {
        position: static;
    }

    .join-panel {
        justify-content: flex-start;
    }

    .class-count {
        text-align: left;
    }

    .class-detail__copy {
        position: static;
    }
}

@media (max-width: 720px) {
    .site-header {
        min-height: 66px;
        padding: 6px 18px;
    }

    .brand {
        width: 52px;
    }

    .nav-toggle {
        display: block;
    }

    .site-nav {
        position: absolute;
        top: calc(100% + 8px);
        left: 18px;
        right: 18px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 10px;
        border: 1px solid var(--line);
        border-radius: 8px;
        background: rgba(8, 8, 6, 0.96);
        box-shadow: var(--shadow);
    }

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

    .site-nav a {
        border-radius: 8px;
    }

    .hero {
        padding: 96px 18px 20px;
    }

    h1 {
        font-size: 2.55rem;
    }

    h2 {
        font-size: 1.95rem;
    }

    .hero__copy {
        font-size: 1rem;
    }

    .quick-info {
        grid-template-columns: 1fr;
        margin: 0 18px;
        transform: none;
    }

    .quick-info div {
        min-height: 88px;
        padding: 18px;
    }

    .section {
        padding: 72px 18px;
    }

    .feature-grid,
    .class-grid,
    .home-class-preview,
    .class-gallery,
    .rules-list {
        grid-template-columns: 1fr;
    }

    .section__heading .eyebrow {
        grid-column: auto;
        margin-bottom: 0;
    }

    .class-tabs {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .class-tabs__button {
        min-width: 0;
    }

    .join-section {
        margin: 12px 18px 54px;
        padding: 26px;
    }

    .classes-hero {
        min-height: auto;
        padding: 96px 18px 42px;
    }

    .class-catalog {
        padding: 20px 18px 72px;
    }

    .class-toolbar {
        position: static;
        padding: 16px;
    }

    .class-gallery {
        gap: 14px;
    }

    .class-gallery-card {
        padding: 8px 8px 14px;
    }

    .class-detail {
        gap: 18px;
        padding: 92px 18px 54px;
    }

    .class-detail__copy {
        padding: 18px;
    }

    .button {
        width: 100%;
    }
}

@media (max-width: 420px) {
    h1 {
        font-size: 2.12rem;
    }

    h2 {
        font-size: 1.68rem;
    }

    .class-card__media {
        height: 148px;
    }
}