:root {
    --ink: #0b0c0a;
    --ink-soft: #11130f;
    --panel: #0f110e;
    --line: #34382f;
    --line-strong: #5d6354;
    --text: #f4f5ef;
    --muted: #a4a99c;
    --signal: #ff0bff;
    --signal-dark: #2b002b;
    --danger: #ff786f;
    --font-ui: "IBM Plex Sans", "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
    --font-mono: "IBM Plex Mono", "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
}

* {
    box-sizing: border-box;
}

html {
    background: var(--ink);
    color-scheme: dark;
    font-size: 18px;
}

body {
    min-width: 320px;
    min-height: 100vh;
    margin: 0;
    background-color: var(--ink);
    color: var(--text);
    font-family: var(--font-ui);
    line-height: 1.6;
}

button,
input {
    font: inherit;
}

a {
    color: inherit;
}

[hidden] {
    display: none !important;
}

.skip-link {
    position: fixed;
    z-index: 100;
    top: .75rem;
    left: .75rem;
    padding: .6rem .8rem;
    background: var(--signal);
    color: var(--ink);
    font-family: var(--font-mono);
    transform: translateY(-180%);
}

.skip-link:focus {
    transform: none;
}

.public-brand,
.public-footer {
    width: min(1480px, calc(100% - 48px));
    margin: 0 auto;
}

.public-brand {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    border-bottom: 1px solid var(--line);
}

.public-brand__link {
    display: inline-flex;
    align-items: center;
    gap: .8rem;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 1.05rem;
    letter-spacing: .04em;
    text-decoration: none;
}

.public-brand__mark {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--line-strong);
}

.public-brand__mark img {
    display: block;
    width: 34px;
    height: 34px;
}

.public-brand__descriptor,
.public-footer {
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: .9rem;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.public-main {
    width: min(1480px, calc(100% - 48px));
    min-height: calc(100vh - 136px);
    margin: 0 auto;
    display: grid;
    align-items: center;
    padding: 44px 0;
}

.public-footer {
    min-height: 58px;
    display: flex;
    align-items: center;
    gap: .75rem;
    border-top: 1px solid var(--line);
}

.entry-shell {
    width: 100%;
    display: grid;
}

.entry-shell--login-only {
    place-items: center;
}

.entry-shell--login-only .entry-login {
    width: min(100%, 460px);
}

.entry-shell--with-events {
    grid-template-columns: minmax(0, 1.55fr) minmax(360px, .75fr);
    grid-template-areas: "events login";
    border: 1px solid var(--line-strong);
    background: rgba(11, 12, 10, .94);
}

.entry-shell--with-events .entry-login {
    grid-area: login;
    border-left: 1px solid var(--line-strong);
}

.entry-login {
    display: grid;
    align-items: center;
}

.auth-card {
    width: 100%;
    padding: clamp(1.6rem, 4vw, 3.25rem);
    background: var(--panel);
    border: 1px solid var(--line-strong);
}

.entry-shell--with-events .auth-card {
    border: 0;
    background: transparent;
}

.auth-card__eyebrow,
.section-kicker {
    color: var(--signal);
    font-family: var(--font-mono);
    font-size: .9rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.auth-card__product {
    margin: .7rem 0 0;
    font-family: var(--font-mono);
    font-size: clamp(1.35rem, 2vw, 1.75rem);
    font-weight: 600;
    letter-spacing: .02em;
}

.auth-card__title {
    margin: .25rem 0 1.8rem;
    color: var(--muted);
    font-size: 1.1rem;
    font-weight: 500;
}

.auth-form,
.field {
    display: grid;
}

.auth-form {
    gap: 1rem;
}

.field {
    gap: .4rem;
}

.field label,
.check-field,
.text-link,
.button {
    font-family: var(--font-mono);
    font-size: .9rem;
}

.field label {
    color: #daddd3;
    letter-spacing: .03em;
}

.field__control {
    width: 100%;
    height: 52px;
    padding: 0 .85rem;
    border: 1px solid var(--line-strong);
    border-radius: 0;
    outline: none;
    background: #090a08;
    color: var(--text);
    font-size: 1rem;
    caret-color: var(--signal);
}

.field__control:hover {
    border-color: #858b7b;
}

.field__control:focus {
    border-color: var(--signal);
    box-shadow: 0 0 0 2px rgba(255, 11, 255, .18);
}

.field__control.is-invalid {
    border-color: var(--danger);
}

.field__control::placeholder {
    color: #777c70;
}

.field__error {
    color: var(--danger);
    font-size: .9rem;
}

.check-field {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    gap: .6rem;
    color: var(--muted);
    cursor: pointer;
}

.check-field input {
    width: 15px;
    height: 15px;
    margin: 0;
    border-radius: 0;
    accent-color: var(--signal);
}

.auth-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .8rem;
}

.button {
    min-height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .7rem 1rem;
    border: 1px solid var(--signal);
    border-radius: 0;
    background: transparent;
    color: var(--signal);
    font-weight: 700;
    letter-spacing: .035em;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
}

.button:hover,
.button:focus-visible {
    background: var(--signal);
    color: var(--ink);
    outline: 0;
}

.button--secondary {
    border-color: var(--line-strong);
    color: var(--text);
}

.button--secondary:hover,
.button--secondary:focus-visible {
    border-color: var(--text);
    background: var(--text);
    color: var(--ink);
}

.text-link {
    width: fit-content;
    color: var(--signal);
    text-decoration: none;
}

.text-link:hover,
.text-link:focus-visible {
    text-decoration: underline;
    text-underline-offset: .25rem;
}

.event-feature {
    --featured-banner-height: 360px;
    --featured-card-height: 630px;
    grid-area: events;
    min-width: 0;
    padding: clamp(1.5rem, 3vw, 3rem);
}

.event-feature__viewport {
    min-height: var(--featured-card-height);
}

.event-feature__header,
.event-feature__controls,
.featured-event__details {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
}

.event-feature__header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--line);
}

.event-feature__header h1 {
    margin: .25rem 0 0;
    font-size: clamp(1.8rem, 3.2vw, 3.2rem);
    font-weight: 500;
    letter-spacing: -.03em;
}

.event-feature__count {
    display: flex;
    gap: .35rem;
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: .92rem;
}

.event-feature__count span:first-child {
    color: var(--signal);
}

.featured-event {
    display: grid;
    grid-template-columns: minmax(125px, .25fr) minmax(0, 1fr);
    height: var(--featured-card-height);
    border: 1px solid var(--line-strong);
}

.featured-event__date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: .15rem;
    padding: 1.25rem;
    border-right: 1px dashed var(--line-strong);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: .95rem;
    letter-spacing: .08em;
}

.featured-event__day {
    font-size: clamp(4.5rem, 9vw, 8rem);
    font-weight: 300;
    line-height: .9;
    letter-spacing: -.09em;
}

.featured-event__body {
    min-width: 0;
    display: grid;
    grid-template-rows: var(--featured-banner-height) minmax(0, 1fr);
    padding: clamp(1.1rem, 2.3vw, 2rem);
}

.featured-event__banner {
    width: 100%;
    height: var(--featured-banner-height);
    position: relative;
    overflow: hidden;
    background: #171914;
    border: 1px solid var(--line);
}

.featured-event__banner img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    filter: none;
}

.banner-fallback {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    background: #151713;
    box-shadow: inset 0 0 0 1px #242820;
    color: #73796c;
    font-family: var(--font-mono);
    font-size: .9rem;
    letter-spacing: .12em;
}

.featured-event__details {
    align-items: end;
    min-height: 0;
    padding-top: 1.25rem;
}

.featured-event__details h2 {
    margin: 0;
    font-size: clamp(1.45rem, 2.1vw, 1.9rem);
    font-weight: 600;
}

.featured-event__secondary,
.featured-event__organiser {
    margin: .3rem 0 0;
}

.featured-event__secondary {
    color: #daddd3;
    font-size: 1.05rem;
}

.featured-event__organiser {
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: .9rem;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.featured-event__cta {
    display: grid;
    justify-items: end;
    gap: .7rem;
}

.status {
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: .9rem;
}

.status--open {
    color: var(--signal);
}

.event-feature__controls {
    display: grid;
    grid-template-columns: 48px minmax(80px, 1fr) auto 48px;
    margin-top: 1rem;
}

.carousel-arrow {
    width: 48px;
    height: 38px;
    border: 1px solid var(--signal);
    border-radius: 0;
    background: transparent;
    color: var(--signal);
    cursor: pointer;
}

.carousel-arrow:hover,
.carousel-arrow:focus-visible {
    background: var(--signal);
    color: var(--ink);
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: .8rem;
}

.carousel-playback {
    min-height: 42px;
    padding: .55rem .8rem;
    border: 1px solid var(--line-strong);
    border-radius: 0;
    background: transparent;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: .9rem;
    cursor: pointer;
}

.carousel-playback:hover,
.carousel-playback:focus-visible {
    border-color: var(--signal);
    color: var(--signal);
    outline: 0;
}

.carousel-dot {
    width: 9px;
    height: 9px;
    padding: 0;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
    background: var(--line-strong);
    cursor: pointer;
}

.carousel-dot.is-active {
    border-color: var(--signal);
    background: var(--signal);
}

/* Shared public/auth forms */
.auth-panel {
    width: min(100%, 760px);
    margin: 0 auto;
    padding: clamp(1.5rem, 4vw, 3rem);
    border: 1px solid var(--line-strong);
    background: var(--panel);
}

.auth-panel--narrow {
    width: min(100%, 520px);
}

.auth-panel__header {
    margin-bottom: 2rem;
    padding-bottom: 1.2rem;
    border-bottom: 1px solid var(--line);
}

.auth-panel__header h1 {
    margin: .35rem 0;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 500;
    letter-spacing: -.03em;
}

.auth-panel__header p,
.form-note {
    margin: 0;
    color: var(--muted);
    font-size: 1rem;
}

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

.form-grid .field--full {
    grid-column: 1 / -1;
}

.form-note {
    padding: .8rem 0;
    border-top: 1px solid var(--line);
}

.form-note strong {
    color: var(--signal);
    font-weight: 600;
}

.alert {
    margin-bottom: 1rem;
    padding: .8rem 1rem;
    border: 1px solid var(--line-strong);
    color: var(--text);
    font-size: 1rem;
}

.alert--success {
    border-color: var(--signal);
    color: var(--signal);
}

.auth-panel .auth-actions {
    margin-top: .5rem;
}

@media (max-width: 1000px) {
    .entry-shell--with-events {
        grid-template-columns: minmax(0, 1fr) minmax(330px, .85fr);
    }

    .featured-event {
        grid-template-columns: 105px minmax(0, 1fr);
    }

    .featured-event__details {
        display: grid;
        align-items: start;
    }

    .featured-event__cta {
        justify-items: start;
    }
}

@media (max-width: 820px) {
    .public-brand,
    .public-footer,
    .public-main {
        width: min(100% - 28px, 680px);
    }

    .public-brand__descriptor {
        display: none;
    }

    .public-main {
        padding: 28px 0;
    }

    .entry-shell--with-events {
        grid-template-columns: minmax(0, 1fr);
        grid-template-areas:
            "login"
            "events";
    }

    .entry-shell--with-events .entry-login {
        border-bottom: 1px solid var(--line-strong);
        border-left: 0;
    }

    .auth-card {
        padding: 1.5rem;
    }

    .event-feature {
        --featured-banner-height: clamp(220px, 50vw, 320px);
        --featured-card-height: 780px;
        padding: 1.25rem;
    }

    .featured-event {
        height: var(--featured-card-height);
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: 130px minmax(0, 1fr);
    }

    .featured-event__date {
        min-height: 130px;
        align-items: flex-start;
        padding: 1.1rem;
        border-right: 0;
        border-bottom: 1px dashed var(--line-strong);
    }

    .featured-event__day {
        font-size: 3.8rem;
    }

    .featured-event__body {
        grid-template-rows: var(--featured-banner-height) minmax(0, 1fr);
        padding: 1rem;
    }

    .form-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .form-grid .field--full {
        grid-column: auto;
    }
}

@media (max-width: 460px) {
    .auth-actions {
        grid-template-columns: minmax(0, 1fr);
    }

    .event-feature__header {
        align-items: flex-end;
    }

    .event-feature__controls {
        grid-template-columns: 48px minmax(70px, 1fr) 48px;
    }

    .carousel-playback {
        grid-column: 1 / -1;
        grid-row: 2;
        width: 100%;
    }

    .featured-event__details {
        gap: 1rem;
    }

    .featured-event__cta,
    .featured-event__cta .button {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
    }
}