:root {
    --space: #05060f;
    --ink: #f4f5ff;
    --muted: #b7bce0;
    --faint: #8b90b8;
    --line: rgba(160, 170, 255, 0.2);
    --glass: rgba(26, 30, 66, 0.6);
    --accent: linear-gradient(120deg, #818cf8, #a78bfa 45%, #22d3ee);
    --accent-solid: #a78bfa;
}

* { box-sizing: border-box; }

html, body { overflow-x: hidden; }

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ink);
    font-family: system-ui, -apple-system, "Apple SD Gothic Neo", "Segoe UI", sans-serif;
    background-color: var(--space);
    background-image:
        radial-gradient(1100px 700px at 12% -8%, rgba(99, 102, 241, 0.25), transparent 60%),
        radial-gradient(900px 650px at 92% 4%, rgba(232, 121, 249, 0.16), transparent 60%),
        radial-gradient(1200px 800px at 50% 112%, rgba(34, 211, 238, 0.16), transparent 60%);
    background-attachment: fixed;
}

/* Starfield */
.starfield {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image:
        radial-gradient(1.4px 1.4px at 24px 32px, rgba(255, 255, 255, 0.9), transparent),
        radial-gradient(1.2px 1.2px at 160px 90px, rgba(210, 220, 255, 0.8), transparent),
        radial-gradient(1px 1px at 280px 180px, rgba(255, 255, 255, 0.7), transparent),
        radial-gradient(1.5px 1.5px at 360px 60px, rgba(200, 210, 255, 0.85), transparent);
    background-size: 400px 400px;
    opacity: 0.55;
}

/* Brand poster as a faint ambient watermark (black art → white via invert) */
.brand-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background: url("../img/brand-mark.png") no-repeat center 45%;
    background-size: min(760px, 92vw) auto;
    filter: invert(1);
    opacity: 0.035;
}
@media (prefers-reduced-motion: no-preference) {
    .brand-bg { transition: opacity 0.4s ease; }
}

/* Nav */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(5, 6, 15, 0.82);
    backdrop-filter: blur(12px) saturate(140%);
    -webkit-backdrop-filter: blur(12px) saturate(140%);
    border-bottom: 1px solid var(--line);
}
.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.4rem 1rem;
    max-width: 960px;
    margin: 0 auto;
    padding: 0.7rem 1.5rem;
}
/* Anchor targets clear the sticky header */
section[id] { scroll-margin-top: 68px; }
.brand { display: flex; align-items: center; text-decoration: none; }
/* Logo art is black-on-opaque-white. invert() → white art on a black box,
   then screen blend drops the (now black) box into the dark background. */
.brand-logo { height: 1.6rem; width: auto; filter: invert(1); mix-blend-mode: screen; }
.nav-links { display: flex; flex-wrap: wrap; gap: 0.6rem 1.25rem; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.9rem; }
.nav-links a:hover { color: var(--ink); }

@media (max-width: 640px) {
    .nav { padding: 0.9rem 1.25rem; }
    .nav-links { gap: 0.5rem 0.9rem; }
    .nav-links a { font-size: 0.82rem; }
}

main { max-width: 960px; margin: 0 auto; padding: 0 1.5rem; }

/* Hero */
.hero {
    display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: center;
    padding: 2.75rem 0 2.5rem;
}
.hero-copy { min-width: 0; }
.eyebrow { margin: 0; font-size: 0.72rem; letter-spacing: 0.28em; color: #a78bfa; font-weight: 600; }
/* Headline — festival name in the brand gradient (the poster carries the
   distinctive lettering, so the copy side stays clean typographic text). */
.hero-title {
    margin: 1.1rem 0 1.25rem; font-size: clamp(2rem, 4.5vw, 3rem); line-height: 1.12;
    letter-spacing: -0.02em; text-wrap: balance;
    background: var(--accent); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-tagline { margin: 0 0 1.5rem; max-width: 26ch; color: var(--muted); font-size: 1rem; line-height: 1.6; }
.hero-meta { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.pill {
    padding: 0.4rem 0.95rem; border-radius: 999px; font-size: 0.85rem; color: var(--ink);
    background: var(--glass); border: 1px solid var(--line); backdrop-filter: blur(10px);
}
.pill--accent {
    color: #0a0c1c; font-weight: 600; background: var(--accent); border-color: transparent;
    box-shadow: 0 6px 18px -6px rgba(129, 140, 248, 0.7);
}
a.pill--link { text-decoration: none; transition: border-color 0.2s ease, color 0.2s ease; }
a.pill--link:hover { color: var(--ink); border-color: var(--accent-solid); }

/* Hero poster — the holographic showpiece */
.hero-poster { margin: 0; }
.hero-poster img {
    display: block; width: 100%; height: auto; border-radius: 1rem;
    border: 1px solid var(--line);
    box-shadow: 0 30px 70px -24px rgba(129, 140, 248, 0.65);
}

@media (max-width: 760px) {
    .hero { grid-template-columns: 1fr; gap: 1.5rem; padding: 1.75rem 0 1.5rem; }
    .hero-poster { order: -1; max-width: 300px; margin: 0 auto; }
    .hero-title { margin-inline: auto; margin-top: 0.75rem; }
    .hero-copy { text-align: center; }
    .hero-tagline { margin-inline: auto; margin-bottom: 1rem; }
    .hero-meta { justify-content: center; }
}

/* Programs — compact card grid */
.programs { padding: 1.75rem 0 2.25rem; }
.programs h2 { font-size: 1.4rem; letter-spacing: -0.01em; margin: 0 0 1rem; }
.grid {
    list-style: none; margin: 0; padding: 0; display: grid; gap: 0.85rem;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}
.grid > li { display: flex; }
.card {
    /* Clickable button styled as a card — reset default button chrome */
    width: 100%; text-align: left; font: inherit; color: inherit; cursor: pointer;
    display: flex; flex-direction: column; gap: 0.5rem;
    border-radius: 0.9rem; padding: 1rem; background: var(--glass);
    border: 1px solid var(--line); backdrop-filter: blur(12px);
    box-shadow: 0 10px 30px -18px rgba(0, 0, 0, 0.9);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.card:hover {
    transform: translateY(-3px); border-color: rgba(170, 180, 255, 0.4);
    box-shadow: 0 18px 44px -16px rgba(129, 140, 248, 0.55);
}
.card:focus-visible { outline: 2px solid var(--accent-solid); outline-offset: 2px; }
.card-top { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.card-title { margin: 0; font-size: 0.98rem; font-weight: 600; letter-spacing: -0.01em; line-height: 1.35; }
.card-meta { margin: 0; display: flex; flex-direction: column; gap: 0.15rem; }
.card-time { font-size: 0.8rem; font-weight: 600; color: var(--accent-solid); font-variant-numeric: tabular-nums; }
.card-place { font-size: 0.8rem; color: var(--faint); }
.card-more {
    margin-top: auto; padding-top: 0.35rem; font-size: 0.76rem; font-weight: 600;
    color: var(--accent-solid); opacity: 0.85;
}
.day-badge {
    flex-shrink: 0; font-size: 0.68rem; font-weight: 600; color: var(--accent-solid);
    padding: 0.12rem 0.5rem; border-radius: 999px;
    background: rgba(167, 139, 250, 0.14); border: 1px solid rgba(167, 139, 250, 0.4);
}

/* Category tags */
.tag {
    display: inline-flex; align-items: center; gap: 0.4rem; border-radius: 999px;
    padding: 0.2rem 0.65rem; font-size: 0.72rem; font-weight: 600;
    color: #ded6ff; background: rgba(139, 92, 246, 0.24); border: 1px solid rgba(139, 92, 246, 0.5);
}
.tag::before { content: ""; width: 0.4rem; height: 0.4rem; border-radius: 999px; background: currentColor; box-shadow: 0 0 6px currentColor; }
.tag[data-cat="공연"] { color: #f9c2f4; background: rgba(232, 121, 249, 0.24); border-color: rgba(232, 121, 249, 0.55); }
.tag[data-cat="부스"],
.tag[data-cat="마켓"] { color: #bcc6ff; background: rgba(99, 102, 241, 0.28); border-color: rgba(129, 140, 248, 0.55); }
.tag[data-cat="체험"],
.tag[data-cat^="사람책"] { color: #a6effb; background: rgba(34, 211, 238, 0.22); border-color: rgba(34, 211, 238, 0.5); }
.tag[data-cat="먹거리"],
.tag[data-cat="F&B"] { color: #fde08a; background: rgba(251, 191, 36, 0.22); border-color: rgba(251, 191, 36, 0.5); }
.tag[data-cat="DJ"] { color: #d6c2ff; background: rgba(167, 139, 250, 0.26); border-color: rgba(167, 139, 250, 0.55); }
.tag[data-cat="전시"] { color: #b6f5c6; background: rgba(52, 211, 153, 0.2); border-color: rgba(52, 211, 153, 0.5); }

/* Program / schedule */
.program { padding: 1.75rem 0 2.25rem; }
.program-head { margin-bottom: 1.5rem; }
.program-head h2 { font-size: 1.4rem; letter-spacing: -0.01em; margin: 0 0 0.6rem; }
.program-note { margin: 0; font-size: 0.85rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.program-note .bracket {
    font-weight: 500; color: var(--ink); font-variant-numeric: tabular-nums;
    padding: 0.15rem 0.55rem; border-radius: 999px;
    background: var(--glass); border: 1px solid var(--line);
}
.zones {
    list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

/* Day tabs (CSS-only, radio-driven) */
.daytab-input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.daytab-labels { display: inline-flex; gap: 0.5rem; margin-bottom: 1.5rem; }
.daytab-labels label {
    display: flex; align-items: baseline; gap: 0.5rem; cursor: pointer;
    padding: 0.55rem 1.1rem; border-radius: 999px; font-size: 0.9rem;
    color: var(--muted); background: var(--glass); border: 1px solid var(--line);
    transition: all 0.2s ease;
}
.daytab-labels label b { font-weight: 700; color: var(--ink); }
.daytab-labels label span { font-size: 0.8rem; color: var(--faint); font-variant-numeric: tabular-nums; }
.daytab-labels label:hover { border-color: var(--line-strong, rgba(170,180,255,0.36)); }
/* Active tab */
#day-1:checked ~ .daytab-labels label[for="day-1"],
#day-2:checked ~ .daytab-labels label[for="day-2"] {
    background: var(--accent); border-color: transparent;
    box-shadow: 0 6px 18px -6px rgba(129, 140, 248, 0.7);
}
#day-1:checked ~ .daytab-labels label[for="day-1"] b,
#day-1:checked ~ .daytab-labels label[for="day-1"] span,
#day-2:checked ~ .daytab-labels label[for="day-2"] b,
#day-2:checked ~ .daytab-labels label[for="day-2"] span { color: #0a0c1c; }
/* Keyboard focus ring on the active-target label */
.daytab-input:focus-visible ~ .daytab-labels label[for="day-1"],
.daytab-input:focus-visible ~ .daytab-labels label[for="day-2"] { outline: 2px solid var(--accent-solid); outline-offset: 2px; }
/* Panel visibility */
.daypanel { display: none; }
#day-1:checked ~ .daypanel-1 { display: block; }
#day-2:checked ~ .daypanel-2 { display: block; }

/* Time × zone matrix */
.matrix-scroll {
    max-width: 100%;
    overflow-x: auto;
    padding-bottom: 0.75rem;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
}
.matrix {
    --mx-time: 58px;
    --mx-col: 148px;
    display: grid;
    /* header · 10 hour rows (prep/teardown moved to caption) */
    grid-template-rows: auto repeat(10, minmax(40px, auto));
    gap: 6px;
    min-width: min-content; /* stays as wide as its columns; scrolls when needed */
}
/* Keep the time axis visible while scrolling zones horizontally */
.mx-corner, .mx-time {
    position: sticky;
    left: 0;
    background: rgba(9, 11, 24, 0.96);
}
.mx-corner { grid-column: 1; grid-row: 1; z-index: 3; }
.mx-time { z-index: 2; }

/* Optional scroll hint (mobile only) */
.scroll-hint {
    display: none; margin: 0 0 0.9rem; font-size: 0.78rem; color: var(--faint); text-align: center;
}
/* Prep / teardown compact caption (outside the grid) */
.mx-caption {
    display: flex; align-items: center; flex-wrap: wrap; gap: 0.4rem 0.6rem;
    margin: 0 0 0.75rem; padding: 0.4rem 0.7rem; border-radius: 0.5rem;
    font-size: 0.76rem; color: var(--muted);
    background: rgba(255, 255, 255, 0.03); border: 1px dashed var(--line);
    font-variant-numeric: tabular-nums;
}
.mx-caption-tag {
    font-size: 0.68rem; font-weight: 700; color: var(--ink);
    padding: 0.08rem 0.4rem; border-radius: 0.35rem;
    background: rgba(255, 255, 255, 0.06); border: 1px solid var(--line);
}
.mx-caption-sep { color: var(--faint); }
.mx-corner { grid-column: 1; grid-row: 1; }
.mx-head {
    display: flex; flex-direction: column; align-items: flex-start; gap: 0.35rem;
    padding: 0.6rem 0.7rem; border-radius: 0.6rem;
    background: var(--glass); border: 1px solid var(--line);
    border-bottom: 2px solid var(--accent-solid);
}
.mx-floor {
    font-size: 0.72rem; font-weight: 700; color: var(--ink);
    padding: 0.1rem 0.45rem; border-radius: 0.4rem;
    background: rgba(255, 255, 255, 0.06); border: 1px solid var(--line);
    font-variant-numeric: tabular-nums;
}
.mx-zone { font-size: 0.74rem; color: var(--faint); }
.mx-time {
    grid-column: 1; display: flex; justify-content: flex-end; padding: 0.15rem 0.5rem 0 0;
    font-size: 0.72rem; color: var(--faint); font-variant-numeric: tabular-nums;
    border-top: 1px solid var(--line);
}
.mx-cell {
    display: flex; flex-direction: column; gap: 0.3rem; overflow: hidden;
    padding: 0.55rem 0.65rem; border-radius: 0.6rem;
    background: var(--glass); border: 1px solid var(--line);
    border-left: 3px solid var(--accent-solid);
    /* clickable: opens the program detail modal */
    width: 100%; text-align: left; font: inherit; color: var(--ink);
    appearance: none; cursor: pointer;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.mx-cell:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35); }
.mx-cell:focus-visible { outline: 2px solid var(--accent-solid); outline-offset: 2px; }
.mx-cell-time {
    font-size: 0.68rem; font-weight: 600; color: var(--accent-solid);
    font-variant-numeric: tabular-nums;
}
.mx-cell-item { font-size: 0.8rem; line-height: 1.4; color: var(--ink); }
/* Category accents (cell left border + header underline) */
.mx-cell[data-cat="공연"], .mx-head[data-cat="공연"] { border-left-color: #e879f9; border-bottom-color: #e879f9; }
.mx-cell[data-cat="마켓"], .mx-head[data-cat="마켓"] { border-left-color: #818cf8; border-bottom-color: #818cf8; }
.mx-cell[data-cat^="사람책"], .mx-head[data-cat^="사람책"] { border-left-color: #22d3ee; border-bottom-color: #22d3ee; }
.mx-cell[data-cat="DJ"], .mx-head[data-cat="DJ"] { border-left-color: #a78bfa; border-bottom-color: #a78bfa; }
.mx-cell[data-cat="F&B"], .mx-head[data-cat="F&B"] { border-left-color: #fbbf24; border-bottom-color: #fbbf24; }
.mx-cell[data-cat="전시"], .mx-head[data-cat="전시"] { border-left-color: #34d399; border-bottom-color: #34d399; }
.mx-cell[data-cat="리셉션"], .mx-head[data-cat="리셉션"] { border-left-color: #c084fc; border-bottom-color: #c084fc; }

/* Matrix on small screens: tighter columns, visible scroll hint */
@media (max-width: 640px) {
    .matrix { --mx-col: 124px; --mx-time: 46px; gap: 5px; }
    .mx-head { padding: 0.45rem 0.5rem; gap: 0.25rem; }
    .mx-zone { font-size: 0.68rem; }
    .mx-floor { font-size: 0.66rem; }
    .mx-time { font-size: 0.66rem; padding-right: 0.35rem; }
    .mx-cell { padding: 0.45rem 0.5rem; }
    .mx-cell-time { font-size: 0.64rem; }
    .mx-cell-item { font-size: 0.74rem; }
    .mx-caption { font-size: 0.7rem; padding: 0.4rem 0.55rem; }
    .scroll-hint { display: block; }

    /* Tighter vertical rhythm on phones */
    main { padding: 0 1.15rem; }
    .programs, .program, .location { padding: 1.25rem 0 1.5rem; }
    .programs h2, .program-head h2 { font-size: 1.25rem; }
    /* Two compact cards per row keeps the program list short on phones */
    .grid { grid-template-columns: 1fr 1fr; gap: 0.65rem; }
    .card { padding: 0.8rem; gap: 0.4rem; }
    .card-title { font-size: 0.88rem; }
    .card-time, .card-place { font-size: 0.74rem; }
}
.zone {
    display: flex; flex-direction: column; border-radius: 1rem; padding: 1.25rem;
    background: var(--glass); border: 1px solid var(--line); backdrop-filter: blur(12px);
    box-shadow: 0 10px 30px -18px rgba(0, 0, 0, 0.9);
}
.zone-head { display: flex; align-items: center; gap: 0.75rem; }
.floor {
    flex-shrink: 0; font-weight: 700; font-size: 0.8rem; color: var(--ink);
    padding: 0.25rem 0.6rem; border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.06); border: 1px solid var(--line);
    font-variant-numeric: tabular-nums;
}
.zone-titles { display: flex; align-items: center; gap: 0.55rem; flex-wrap: wrap; }
.zone-name { color: var(--muted); font-size: 0.9rem; }
.slots { list-style: none; margin: 1rem 0 0; padding: 0; display: flex; flex-direction: column; gap: 0.7rem; }
.slots li { display: flex; gap: 0.85rem; }
.slot-time {
    flex-shrink: 0; width: 6.2rem; font-size: 0.82rem; font-weight: 600; color: var(--accent-solid);
    font-variant-numeric: tabular-nums;
}
.slot-content { font-size: 0.88rem; color: var(--ink); line-height: 1.5; }
.zone-staff {
    margin: 1rem 0 0; padding-top: 0.85rem; border-top: 1px solid var(--line);
    font-size: 0.8rem; color: var(--faint); display: flex; gap: 0.6rem;
}
.zone-staff span:first-child { color: var(--accent-solid); font-weight: 600; }

/* Guestbook (Supabase-backed) */
.gb-form {
    display: flex; flex-direction: column; gap: 0.6rem; margin: 0 0 1.75rem;
    padding: 1.1rem; border-radius: 1rem;
    background: var(--glass); border: 1px solid var(--line); backdrop-filter: blur(12px);
}
.gb-name, .gb-title, .gb-pw, .gb-message {
    width: 100%; font: inherit; color: var(--ink);
    background: rgba(9, 11, 24, 0.5); border: 1px solid var(--line);
    border-radius: 0.6rem; padding: 0.6rem 0.75rem; resize: vertical;
}
.gb-title { font-weight: 600; }
.gb-name::placeholder, .gb-title::placeholder, .gb-pw::placeholder, .gb-message::placeholder { color: var(--faint); }
.gb-name:focus, .gb-title:focus, .gb-pw:focus, .gb-message:focus { outline: 2px solid var(--accent-solid); outline-offset: 1px; border-color: transparent; }
.gb-message { min-height: 4.5rem; line-height: 1.5; }
.gb-form-foot { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; }
.gb-count { font-size: 0.76rem; color: var(--faint); font-variant-numeric: tabular-nums; }
.gb-submit {
    font: inherit; font-weight: 600; color: #0a0c1c; cursor: pointer;
    padding: 0.5rem 1.1rem; border-radius: 0.6rem; border: 1px solid transparent;
    background: var(--accent); transition: transform 0.12s ease, opacity 0.12s ease;
}
.gb-submit:hover { transform: translateY(-1px); }
.gb-submit:disabled { opacity: 0.55; cursor: default; transform: none; }
.gb-submit:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.gb-status { margin: 0; font-size: 0.8rem; color: var(--muted); }
.gb-status--ok { color: #34d399; }
.gb-status--err { color: #f87171; }

.gb-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.6rem; }
.gb-empty { padding: 1.5rem; text-align: center; color: var(--faint); font-size: 0.88rem; }
.gb-item {
    border-radius: 0.75rem; overflow: hidden;
    background: var(--glass); border: 1px solid var(--line);
    border-left: 3px solid var(--accent-solid);
}
.gb-item-head {
    width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 0.75rem;
    padding: 0.8rem 1rem; font: inherit; text-align: left; cursor: pointer;
    color: var(--ink); background: transparent; border: 0;
    transition: background 0.12s ease;
}
.gb-item-head:hover { background: rgba(255, 255, 255, 0.03); }
.gb-item-head:focus-visible { outline: 2px solid var(--accent-solid); outline-offset: -2px; }
.gb-item-title { font-size: 0.9rem; font-weight: 600; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gb-item-meta { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.gb-item-by { font-size: 0.78rem; font-weight: 500; color: var(--muted); max-width: 9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gb-item-time { font-size: 0.74rem; color: var(--faint); font-variant-numeric: tabular-nums; white-space: nowrap; }
.gb-chevron { font-size: 0.7rem; color: var(--faint); transition: transform 0.2s ease; }
.gb-item.is-open .gb-chevron { transform: rotate(180deg); }
.gb-item-body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.22s ease; }
.gb-item.is-open .gb-item-body { grid-template-rows: 1fr; }
.gb-item-body-inner { overflow: hidden; min-height: 0; }
.gb-item-msg { margin: 0; padding: 0 1rem; font-size: 0.9rem; line-height: 1.6; color: var(--muted); white-space: pre-wrap; word-break: break-word; }
.gb-item-foot {
    display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap;
    gap: 0.5rem 0.75rem; padding: 0.7rem 1rem 0.85rem;
}
.gb-item-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 0.4rem; }
.gb-act {
    font: inherit; font-size: 0.78rem; color: var(--muted); cursor: pointer;
    background: transparent; border: 1px solid var(--line); border-radius: 0.45rem; padding: 0.28rem 0.65rem;
    transition: color 0.12s ease, border-color 0.12s ease;
}
.gb-act:hover:not(:disabled) { color: var(--ink); border-color: var(--accent-solid); }
.gb-act-del:hover:not(:disabled) { color: #f87171; border-color: #f87171; }
.gb-act:disabled { opacity: 0.5; cursor: default; }
.gb-act:focus-visible { outline: 2px solid var(--accent-solid); outline-offset: 1px; }
.gb-inline-pw {
    width: 8.5rem; font: inherit; font-size: 0.8rem; color: var(--ink);
    background: rgba(9, 11, 24, 0.5); border: 1px solid var(--line); border-radius: 0.45rem; padding: 0.28rem 0.55rem;
}
.gb-inline-pw:focus { outline: 2px solid var(--accent-solid); outline-offset: 1px; border-color: transparent; }
.gb-inline-msg { font-size: 0.76rem; color: #f87171; }
.gb-confirm-q { font-size: 0.78rem; color: var(--muted); }

/* 인라인 수정 폼 */
.gb-edit { display: flex; flex-direction: column; gap: 0.55rem; padding: 0.15rem 1rem 0.9rem; }
.gb-edit-foot { display: flex; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.gb-edit-foot .gb-edit-pw { flex: 1 1 9rem; width: auto; }
.gb-edit-btns { display: flex; align-items: center; gap: 0.5rem; margin-left: auto; }
.gb-edit-btns .gb-act { padding: 0.42rem 1.05rem; font-size: 0.82rem; }
.gb-edit-save { color: #0a0c1c; font-weight: 600; background: var(--accent); border-color: transparent; }
.gb-edit-save:hover:not(:disabled) { color: #0a0c1c; border-color: transparent; transform: translateY(-1px); }

.gb-pager { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0.35rem; margin-top: 1.4rem; }
.gb-pager button {
    font: inherit; min-width: 2.2rem; height: 2.2rem; padding: 0 0.55rem;
    color: var(--muted); background: var(--glass); border: 1px solid var(--line);
    border-radius: 0.55rem; cursor: pointer; font-variant-numeric: tabular-nums;
    transition: color 0.12s ease, border-color 0.12s ease, transform 0.12s ease;
}
.gb-pager button:hover:not(:disabled) { color: var(--ink); border-color: var(--accent-solid); transform: translateY(-1px); }
.gb-pager button[aria-current="page"] { color: #0a0c1c; font-weight: 700; background: var(--accent); border-color: transparent; }
.gb-pager button:disabled { opacity: 0.4; cursor: default; }
.gb-pager button:focus-visible { outline: 2px solid var(--accent-solid); outline-offset: 2px; }
.gb-pager .gb-ellipsis { color: var(--faint); padding: 0 0.15rem; }

/* Location / venue */
.location { padding: 1.75rem 0 2.5rem; }
.location-card {
    border-radius: 1.25rem; padding: 2.5rem 2rem; text-align: center;
    background: var(--glass); border: 1px solid var(--line); backdrop-filter: blur(12px);
    box-shadow: 0 10px 30px -18px rgba(0, 0, 0, 0.9);
}
.location-name {
    margin: 0.6rem 0 1rem; font-size: 1.8rem; letter-spacing: -0.01em;
    background: var(--accent); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.location-areas { margin: 0 0 1rem; display: flex; gap: 0.5rem; justify-content: center; flex-wrap: wrap; }
.area-pill {
    padding: 0.3rem 0.85rem; border-radius: 999px; font-size: 0.82rem; color: var(--ink);
    background: rgba(255, 255, 255, 0.05); border: 1px solid var(--line);
}
.location-desc { margin: 0 auto 1.5rem; max-width: 40ch; color: var(--muted); font-size: 0.92rem; line-height: 1.6; }
.btn-map {
    display: inline-block; text-decoration: none; font-weight: 600; font-size: 0.9rem;
    padding: 0.65rem 1.3rem; border-radius: 0.7rem; color: #0a0c1c; background: var(--accent);
    box-shadow: 0 8px 24px -8px rgba(129, 140, 248, 0.7); transition: transform 0.2s ease;
}
.btn-map:hover { transform: translateY(-2px); }

/* Program detail modal (native <dialog>) */
.modal {
    width: min(460px, calc(100vw - 2rem));
    margin: auto; /* centered in the top layer */
    padding: 1.6rem;
    border: 1px solid var(--line-strong);
    border-radius: 1rem;
    background: rgba(20, 23, 50, 0.98);
    color: var(--ink);
    box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.85);
}
.modal::backdrop {
    background: rgba(5, 6, 15, 0.62);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
}
.modal-top { display: flex; align-items: center; gap: 0.5rem; }
.modal-close {
    margin-left: auto; padding: 0.1rem 0.35rem;
    background: none; border: none; cursor: pointer;
    color: var(--faint); font-size: 1.5rem; line-height: 1;
}
.modal-close:hover { color: var(--ink); }
.modal-close:focus-visible { outline: 2px solid var(--accent-solid); outline-offset: 2px; border-radius: 6px; }
.modal-title { margin: 0.85rem 0 0.5rem; font-size: 1.25rem; letter-spacing: -0.01em; line-height: 1.3; }
.modal-meta { margin: 0 0 1.1rem; color: var(--muted); font-size: 0.9rem; }
.modal-meta .modal-dot { color: var(--faint); margin: 0 0.35rem; }
.modal-desc { margin: 0; color: var(--muted); font-size: 0.95rem; line-height: 1.7; white-space: pre-line; }

/* Footer */
.foot {
    position: relative;
    margin-top: 2rem;
    padding: 2.75rem 1.5rem 2.25rem;
    background:
        radial-gradient(900px 240px at 50% 0, rgba(129, 140, 248, 0.1), transparent 70%),
        rgba(10, 12, 28, 0.5);
    border-top: 1px solid var(--line);
}
/* Thin gradient accent line along the top edge */
.foot::before {
    content: ""; position: absolute; top: -1px; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-solid), transparent);
    opacity: 0.5;
}
.foot-inner {
    max-width: 960px; margin: 0 auto;
    display: grid; grid-template-columns: 1.6fr 1fr 1.2fr; gap: 2rem;
    align-items: start;
}
.foot-brand { display: flex; align-items: center; gap: 1rem; }
/* Emblem lockup on a paper seal — a closing brand stamp. */
.foot-seal { margin: 0; flex-shrink: 0; }
.foot-seal img {
    display: block; width: 74px; height: auto; padding: 0.6rem 0.7rem;
    background: #fff; border-radius: 0.7rem;
    box-shadow: 0 12px 30px -14px rgba(0, 0, 0, 0.8);
}
.foot-name {
    margin: 0; font-size: 1.05rem; font-weight: 700; letter-spacing: -0.01em;
    background: var(--accent); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.foot-eyebrow {
    margin: 0.35rem 0 0; font-size: 0.66rem; letter-spacing: 0.18em;
    text-transform: uppercase; color: var(--faint);
}
.foot-col { display: flex; flex-direction: column; gap: 0.5rem; }
.foot-col h3 {
    margin: 0 0 0.35rem; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--accent-solid);
}
.foot-col a, .foot-col p { margin: 0; font-size: 0.85rem; color: var(--muted); text-decoration: none; }
.foot-col a { transition: color 0.15s ease; }
.foot-col a:hover { color: var(--ink); }

.foot-bar {
    max-width: 960px; margin: 2rem auto 0; padding-top: 1.25rem;
    border-top: 1px solid var(--line);
    display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem 1rem;
    font-size: 0.8rem; color: var(--muted);
}
.foot-bar .muted { color: var(--faint); }
.foot-top {
    color: var(--muted); text-decoration: none; margin-inline: auto;
    transition: color 0.15s ease;
}
.foot-top:hover { color: var(--ink); }

@media (max-width: 640px) {
    .foot { padding: 2rem 1.15rem 1.75rem; }
    .foot-inner { grid-template-columns: 1fr; gap: 1.5rem; }
    .foot-bar { justify-content: center; text-align: center; }
    .foot-top { order: -1; margin: 0 auto; }
}