/* =========================================
   HYTEKLOLYF
   AR city deck / old-web publication index
   ========================================= */

:root {
    --night: #040622;
    --night-deep: #01030d;
    --panel: rgba(3, 9, 24, 0.82);
    --panel-strong: rgba(2, 6, 18, 0.94);

    --cyan: #7cdeff;
    --cyan-bright: #b7efff;
    --magenta: #ff4fd8;
    --yellow: #f5e75a;
    --red: #ff5d68;
    --green: #69f2ae;

    --text: #f4fbff;
    --muted: #a8bfd0;
    --line: rgba(124, 222, 255, 0.48);

    --hud-height: 7.2rem;
    --content-width: 1120px;
}

/* ---------- Reset / Foundation ---------- */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    background: var(--night);
}

html {
    scroll-behavior: smooth;
}

body {
    overflow: hidden;
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.55;
}

button,
a,
summary {
    font: inherit;
}

button,
summary {
    cursor: pointer;
}

a {
    color: inherit;
}

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

abbr[title] {
    text-decoration-thickness: 1px;
    text-underline-offset: 0.12em;
}

/* ---------- Fixed Site Identity ---------- */

.site-hud {
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 30;

    width: min(31rem, calc(100vw - 2rem));
    padding: 0.75rem 0.9rem;

    background: linear-gradient(90deg, rgba(1, 3, 13, 0.88), rgba(1, 3, 13, 0.48));
    border-left: 3px solid var(--cyan);
    backdrop-filter: blur(6px);
}

.site-mark {
    display: inline-block;
    color: var(--cyan-bright);
    font-size: clamp(1.2rem, 2.5vw, 1.75rem);
    font-weight: 900;
    letter-spacing: 0.08em;
    text-decoration: none;
    text-shadow: 0 0 14px rgba(124, 222, 255, 0.55);
}

.site-mark span {
    color: var(--magenta);
}

.site-tagline,
.roam-hint {
    margin: 0.25rem 0 0;
}

.site-tagline {
    color: var(--muted);
    font-size: 0.78rem;
}

.site-tagline span {
    color: var(--text);
    font-weight: 700;
    letter-spacing: 0.08em;
}

.roam-hint {
    color: var(--yellow);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    transition: opacity 260ms ease;
}

.roam-hint.is-dismissed {
    opacity: 0;
}

/* ---------- Horizontal Deck ---------- */

.wrapper {
    width: 100vw;
    height: 100svh;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;

    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    scrollbar-color: var(--cyan) var(--night-deep);
}

.wrapper:focus-visible {
    outline: none;
}

.cityscape {
    height: 100%;
}

.scroll-content {
    display: flex;
    width: max-content;
    height: 100%;

    background:
        linear-gradient(rgba(1, 4, 18, 0.05), rgba(1, 4, 18, 0.22)),
        url("img/cyberpunk-night.jpg") repeat-x center center;
    background-size: auto 100%;
}

/* ---------- Locus Cards ---------- */

.landmark {
    --accent: var(--cyan);

    position: relative;
    flex: 0 0 100vw;
    min-width: 100vw;
    height: 100%;
    padding: 6.75rem clamp(1rem, 4vw, 4rem) calc(var(--hud-height) + 1.5rem);

    display: grid;
    place-items: center;

    scroll-snap-align: center;
    scroll-snap-stop: always;
    scroll-margin-inline: 0;
}

#corporate-district { --accent: var(--cyan); }
#mini-mall { --accent: var(--yellow); }
#mod-shop { --accent: var(--magenta); }
#databank { --accent: var(--cyan-bright); }
#ARcade { --accent: #bd7cff; }
#synth-kitchen { --accent: #ff9a62; }
#pleasure-club { --accent: #ff6eaf; }
#law-enforcement-center { --accent: var(--red); }

.landmark-content {
    position: relative;
    width: min(88vw, var(--content-width));
    max-height: calc(100svh - var(--hud-height) - 8rem);
    overflow: auto;

    display: grid;
    grid-template-columns: minmax(0, 1.18fr) minmax(300px, 0.82fr);
    gap: clamp(1.25rem, 4vw, 3rem);
    align-items: center;

    padding: clamp(1.25rem, 3vw, 2.5rem);

    background:
        linear-gradient(135deg, rgba(124, 222, 255, 0.06), transparent 34%),
        var(--panel);
    border: 1px solid color-mix(in srgb, var(--accent) 72%, transparent);
    clip-path: polygon(
        0 0,
        calc(100% - 28px) 0,
        100% 28px,
        100% 100%,
        28px 100%,
        0 calc(100% - 28px)
    );
    box-shadow:
        0 0 30px rgba(0, 0, 0, 0.46),
        0 0 22px color-mix(in srgb, var(--accent) 18%, transparent);
    backdrop-filter: blur(8px);
}

.landmark-content::before,
.landmark-content::after {
    content: "";
    position: absolute;
    pointer-events: none;
}

.landmark-content::before {
    top: 0;
    left: 0;
    width: 7rem;
    height: 3px;
    background: var(--accent);
    box-shadow: 0 0 14px var(--accent);
}

.landmark-content::after {
    right: 0;
    bottom: 0;
    width: 5rem;
    height: 3px;
    background: var(--accent);
}

.locus-copy {
    min-width: 0;
}

.locus-code {
    margin: 0 0 0.4rem;
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.landmark-title {
    margin: 0;
    color: var(--text);
    font-size: clamp(2.1rem, 5vw, 4.6rem);
    line-height: 0.95;
    letter-spacing: -0.04em;
    text-wrap: balance;
    text-shadow: 0 0 20px color-mix(in srgb, var(--accent) 42%, transparent);
}

.landmark-description {
    max-width: 68ch;
    margin: 1rem 0 1.5rem;
    color: var(--cyan-bright);
    font-size: clamp(0.95rem, 1.4vw, 1.12rem);
    text-wrap: pretty;
}

/* ---------- Visual / District Image ---------- */

.locus-visual {
    min-width: 0;
    margin: 0;
}

.locus-visual img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;

    border: 1px solid var(--accent);
    box-shadow:
        0 0 0 5px rgba(0, 0, 0, 0.32),
        0 0 24px color-mix(in srgb, var(--accent) 22%, transparent);
}

.locus-visual figcaption {
    margin-top: 0.65rem;
    color: var(--accent);
    font-size: 0.67rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-align: right;
}

/* ---------- Latest Transmission ---------- */

.transmission {
    position: relative;
    padding: 1.15rem 1.25rem;
    background: var(--panel-strong);
    border-left: 3px solid var(--accent);
}

.transmission-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.4rem 1rem;

    color: var(--accent);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.transmission h2 {
    margin: 0.7rem 0 0.55rem;
    color: var(--text);
    font-size: clamp(1.3rem, 2.5vw, 2rem);
    line-height: 1.05;
    text-wrap: balance;
}

.transmission p {
    margin: 0;
    color: var(--muted);
    text-wrap: pretty;
}

.transmission details {
    margin-top: 0.9rem;
    color: var(--text);
}

.transmission summary {
    width: fit-content;
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.transmission details p {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
}

.commercial-feed {
    background:
        linear-gradient(115deg, rgba(245, 231, 90, 0.08), transparent 45%),
        var(--panel-strong);
}

.broadcast-feed {
    background:
        linear-gradient(115deg, rgba(189, 124, 255, 0.1), transparent 45%),
        var(--panel-strong);
}

.record-stamp {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin: -0.25rem 0 0.75rem;
    color: var(--green);
    font-family: "Courier New", Courier, monospace;
    font-size: 0.68rem;
}

/* ---------- Small In-Universe Modules ---------- */

.topic-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin: 1rem 0 0;
    padding: 0;
    list-style: none;
}

.topic-strip li {
    padding: 0.32rem 0.55rem;
    color: var(--accent);
    background: rgba(0, 0, 0, 0.38);
    border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent);
    font-size: 0.67rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.fake-ad,
.queue-panel,
.feed-quiet,
.ticker {
    margin-top: 1rem;
}

.fake-ad,
.queue-panel {
    display: grid;
    gap: 0.25rem;
    padding: 0.8rem 0.95rem;
    background: rgba(0, 0, 0, 0.58);
    border: 1px solid var(--accent);
}

.fake-ad-brand,
.queue-panel > span {
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.12em;
}

.fake-ad strong,
.queue-panel strong {
    color: var(--text);
    font-size: 1.05rem;
    text-transform: uppercase;
}

.fake-ad small,
.queue-panel small {
    color: var(--muted);
}

.feed-quiet {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.5);
    border: 1px dashed color-mix(in srgb, var(--accent) 48%, transparent);
}

.feed-quiet strong {
    color: var(--text);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.feed-quiet p {
    margin: 0.25rem 0 0;
    color: var(--muted);
}

.status-light {
    flex: 0 0 auto;
    width: 0.65rem;
    height: 0.65rem;
    margin-top: 0.35rem;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--accent);
}

.ticker {
    display: flex;
    gap: 1rem;
    overflow: hidden;
    padding: 0.55rem 0.75rem;
    color: var(--night-deep);
    background: var(--accent);
    font-size: 0.67rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ticker span + span::before {
    content: "//";
    margin-right: 1rem;
}

/* ---------- Street Separators ---------- */

.separator {
    flex: 0 0 clamp(4.5rem, 8vw, 8rem);
    height: 100%;
    background: url("img/utilityPoleSeparator.svg") no-repeat center bottom;
    background-size: contain;
    filter: drop-shadow(0 0 12px rgba(124, 222, 255, 0.2));
}

/* ---------- Bottom AR Navigation ---------- */

.district-hud {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;

    min-height: var(--hud-height);
    padding: 0.45rem 0.75rem 0.6rem;

    background: rgba(1, 3, 13, 0.94);
    border-top: 1px solid rgba(124, 222, 255, 0.5);
    backdrop-filter: blur(8px);
}

.deck-controls {
    display: grid;
    grid-template-columns: minmax(5rem, 1fr) minmax(11rem, 2fr) minmax(5rem, 1fr);
    gap: 0.65rem;
    align-items: center;
    width: min(56rem, 100%);
    margin: 0 auto 0.35rem;
}

.deck-controls button {
    padding: 0.42rem 0.65rem;
    color: var(--cyan-bright);
    background: transparent;
    border: 1px solid rgba(124, 222, 255, 0.52);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.deck-controls button:hover,
.deck-controls button:focus-visible {
    color: var(--night-deep);
    background: var(--cyan);
}

.deck-controls button:disabled {
    opacity: 0.28;
    cursor: not-allowed;
}

.deck-status {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin: 0;
    color: var(--muted);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-align: center;
    text-transform: uppercase;
}

#card-position {
    color: var(--yellow);
    font-weight: 900;
}

#card-name {
    color: var(--text);
}

#nav {
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    width: min(76rem, 100%);
    margin: 0 auto;
}

#nav a {
    position: relative;
    min-width: 0;
    padding: 0.48rem 0.28rem 0.35rem;

    overflow: hidden;
    color: var(--muted);
    font-size: clamp(0.58rem, 1vw, 0.72rem);
    font-weight: 800;
    letter-spacing: 0.04em;
    text-align: center;
    text-decoration: none;
    text-overflow: ellipsis;
    text-transform: uppercase;
    white-space: nowrap;

    border-top: 2px solid rgba(124, 222, 255, 0.16);
}

#nav a::before {
    content: "";
    position: absolute;
    top: -0.27rem;
    left: 50%;
    width: 0.45rem;
    height: 0.45rem;
    transform: translateX(-50%);
    background: var(--night-deep);
    border: 1px solid var(--cyan);
    border-radius: 50%;
}

#nav a:hover,
#nav a:focus-visible,
#nav a[aria-current="location"] {
    color: var(--cyan-bright);
    border-top-color: var(--cyan);
}

#nav a[aria-current="location"]::before {
    background: var(--cyan);
    box-shadow: 0 0 10px var(--cyan);
}

/* ---------- Focus ---------- */

a:focus-visible,
button:focus-visible,
summary:focus-visible {
    outline: 2px solid var(--yellow);
    outline-offset: 3px;
}

/* ---------- Basic Small-Screen Survival Pass ---------- */

@media (max-width: 700px) {
    :root {
        --hud-height: 8.5rem;
    }

    .site-hud {
        top: 0.5rem;
        left: 0.5rem;
        width: calc(100vw - 1rem);
    }

    .site-tagline {
        display: none;
    }

    .roam-hint {
        font-size: 0.6rem;
    }

    .landmark {
        padding: 5.2rem 0.6rem calc(var(--hud-height) + 0.8rem);
    }

    .landmark-content {
        width: calc(100vw - 1.2rem);
        max-height: calc(100svh - var(--hud-height) - 6rem);
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 1.1rem;
    }

    .landmark-title {
        font-size: clamp(2rem, 11vw, 3.25rem);
    }

    .landmark-description {
        margin-bottom: 1rem;
    }

    .locus-visual {
        order: -1;
    }

    .locus-visual img {
        max-height: 24svh;
        aspect-ratio: 16 / 7;
    }

    .separator {
        flex-basis: 3.5rem;
    }

    .deck-controls {
        grid-template-columns: 1fr 1.5fr 1fr;
    }

    .deck-status {
        display: grid;
        gap: 0.05rem;
    }

    #nav {
        display: flex;
        overflow-x: auto;
        scrollbar-width: thin;
    }

    #nav a {
        flex: 0 0 auto;
        min-width: 5.5rem;
    }
}

/* ---------- Reduced Motion ---------- */

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

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .wrapper {
        scroll-snap-type: x proximity;
    }
}