/* ── Overlays: main menu, mission select, how-to, pause, scorecard ────── */

.overlay {
    position: absolute;
    inset: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: radial-gradient(ellipse at 50% 40%, rgba(15, 23, 42, 0.62) 0%, rgba(2, 6, 23, 0.88) 100%);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    overscroll-behavior: contain;
}

.panel {
    background: var(--bg-panel);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.6);
    /* The overlay is already inset by its own padding, and it is as tall as the
       visible viewport — so 100% here is the room that is genuinely left. `vh`
       was the taller viewport behind a phone's browser chrome, which pushed the
       bottom of every panel off the screen. */
    max-height: 100%;
    display: flex;
    flex-direction: column;
}

.panel-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding: 22px 26px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.panel-header h2 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
}

.panel-header-actions { display: flex; align-items: center; gap: 10px; }

.panel-sub { display: flex; gap: 6px; margin-top: 7px; flex-wrap: wrap; }

.prog-pill {
    display: inline-flex;
    align-items: center;
    font-size: 0.74rem;
    font-weight: 600;
    padding: 3px 4px;
    border-radius: 99px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid var(--glass-border);
    color: var(--text-sub);
    max-width: 100%;
    overflow: hidden;
}

/* Divided rather than separated: one pill cannot wrap onto a second row. */
.prog-part { padding: 0 9px; white-space: nowrap; }
.prog-part + .prog-part { border-left: 1px solid rgba(255, 255, 255, 0.12); }

/* ── main menu ───────────────────────────────────────────────────────── */

.menu-panel {
    width: min(520px, 100%);
    padding: 34px;
    gap: 22px;
    text-align: center;
    align-items: center;
}

.menu-kicker {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--accent-cyan);
    font-weight: 700;
}

.menu-brand h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 8px 0 12px;
    background: linear-gradient(135deg, #fff 0%, #7dd3fc 55%, #a5b4fc 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.menu-brand p {
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text-sub);
    max-width: 42ch;
    margin: 0 auto;
}

/* The first item, not a different species. A full gradient button here read as
   another element entirely and pulled the eye off the title; this is the same
   surface as its neighbours with a warmer edge. */
.menu-lead {
    background: rgba(56, 189, 248, 0.11);
    border-color: rgba(56, 189, 248, 0.36);
}

.menu-lead:hover {
    background: rgba(56, 189, 248, 0.19);
    border-color: rgba(56, 189, 248, 0.5);
}

.menu-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: min(280px, 100%);
}

.menu-actions.row {
    flex-direction: row;
    width: 100%;
    justify-content: flex-end;
}

.menu-progress { display: flex; justify-content: center; max-width: 100%; }

/* The build credit sits under the panel, not over the title: it wrapped to two
   lines on a phone and the first thing above the game's name was a stack of
   library names. */
.menu-panel > .menu-kicker {
    margin-top: -10px;
    font-size: 0.62rem;
    color: var(--text-muted);
}

/* ── mission select ──────────────────────────────────────────────────── */

.select-panel { width: min(980px, 100%); }

.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(226px, 1fr));
    gap: 12px;
    padding: 20px 26px 26px;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.mission-card {
    position: relative;
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas:
        "index medal"
        "name name"
        "tag tag"
        "meta meta"
        "rules rules"
        "best best";
    gap: 3px;
    text-align: left;
    padding: 14px;
    border-radius: 13px;
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-main);
    font-family: var(--font-body);
    cursor: pointer;
    transition: transform 0.15s ease, border-color 0.18s ease, background 0.18s ease;
}

.mission-card:hover:not(.locked) {
    transform: translateY(-2px);
    border-color: rgba(56, 189, 248, 0.5);
    background: rgba(56, 189, 248, 0.08);
}

.mission-card.locked { opacity: 0.45; cursor: not-allowed; }

.mission-index {
    grid-area: index;
    font-family: var(--font-heading);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

.mission-medal { grid-area: medal; font-size: 1.05rem; line-height: 1; }

.mission-name {
    grid-area: name;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    margin-top: 2px;
}

.mission-tagline {
    grid-area: tag;
    font-size: 0.78rem;
    color: var(--text-sub);
    line-height: 1.4;
    min-height: 2.2em;
}

.mission-meta {
    grid-area: meta;
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.mission-rules { grid-area: rules; display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }

.rule-chip {
    font-size: 0.63rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 5px;
    background: rgba(99, 102, 241, 0.18);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: #c7d2fe;
}

.mission-best {
    grid-area: best;
    display: flex;
    align-items: baseline;
    gap: 7px;
    margin-top: 9px;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.best-val {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.86rem;
    color: var(--accent-cyan);
}

.best-par { font-size: 0.7rem; color: var(--text-muted); }

/* ── how to play ─────────────────────────────────────────────────────── */

.howto-panel { width: min(760px, 100%); }

.howto-body {
    padding: 18px 26px 26px;
    overflow-y: auto;
    overscroll-behavior: contain;
    display: flex;
    flex-direction: column;
    gap: 20px;
    user-select: text;
    -webkit-user-select: text;
}

.howto-body h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 8px;
    color: var(--accent-cyan);
}

.howto-body p {
    font-size: 0.88rem;
    line-height: 1.62;
    color: var(--text-sub);
    margin-bottom: 8px;
}

.howto-body strong { color: var(--text-main); }
.howto-body em { color: #c7d2fe; font-style: normal; }

.howto-steps {
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.88rem;
    line-height: 1.55;
    color: var(--text-sub);
}

.howto-body .def-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 10px;
    list-style: none;
}

/* ── pause ───────────────────────────────────────────────────────────── */

.pause-panel {
    width: min(340px, 100%);
    padding: 30px;
    align-items: center;
    gap: 20px;
}

.pause-panel h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
}

/* ── scorecard ───────────────────────────────────────────────────────── */

.results-panel {
    width: min(600px, 100%);
    padding: 28px;
    gap: 18px;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.result-head { text-align: center; }

.result-medal { font-size: 3.2rem; line-height: 1; margin-bottom: 6px; }

.result-verdict {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
}

.result-verdict.medal-gold   { color: var(--gold); }
.result-verdict.medal-silver { color: var(--silver); }
.result-verdict.medal-bronze { color: #fbbf90; }
.result-verdict.medal-none   { color: var(--text-main); }

.result-sub { font-size: 0.88rem; color: var(--text-sub); margin-top: 6px; }

.result-best { font-size: 0.82rem; color: var(--text-muted); margin-top: 6px; min-height: 1.2em; }
.result-best.improved { color: var(--accent-green); font-weight: 600; }

.result-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.result-stat {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 10px 12px;
    border-radius: 11px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.07);
}

.result-stat strong {
    font-family: var(--font-heading);
    font-size: 0.92rem;
    font-weight: 700;
}

.result-stat.headline strong { font-size: 1.35rem; color: var(--accent-cyan); }

.threshold-list {
    list-style: none;
    display: flex;
    gap: 8px;
}

.threshold-list li {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 9px 11px;
    border-radius: 10px;
    font-size: 0.76rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.07);
    color: var(--text-muted);
}

.threshold-list li.hit {
    background: rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.4);
    color: #6ee7b7;
}

.threshold-list strong { font-family: var(--font-heading); font-size: 0.82rem; }

/*
 * Overlays on a phone. Desktop padding costs a 360px screen a seventh of its
 * width on each side, the mission cards were laid out for a two-column grid
 * that never gets a second column, and every dismiss control was a mouse-sized
 * target. Nothing here changes what the panels say — only the room they get.
 */
@media (max-width: 820px), (max-height: 500px) {
    .overlay {
        padding:
            calc(12px + var(--safe-top))
            calc(12px + var(--safe-right))
            calc(12px + var(--safe-bottom))
            calc(12px + var(--safe-left));
    }

    .panel { border-radius: 16px; }

    .menu-panel { padding: 26px 18px; gap: 18px; }
    .menu-brand h2 { font-size: 2.1rem; }
    .menu-brand p { font-size: 0.86rem; }

    .panel-header { padding: 16px 16px 12px; }
    .panel-header h2 { font-size: 1.2rem; }

    .mission-grid { grid-template-columns: 1fr; gap: 10px; padding: 14px 16px 18px; }
    .mission-tagline { min-height: 0; }

    .howto-body { padding: 16px 16px 22px; gap: 16px; }
    .howto-body .def-list { grid-template-columns: 1fr; }

    .results-panel { padding: 20px 16px; }
    .result-medal { font-size: 2.6rem; }
    .result-verdict { font-size: 1.3rem; }

    /* Thumb-sized dismiss targets, not 1.5rem of glyph. */
    .close-btn { font-size: 1.7rem; padding: 2px 12px; }
    .primary-btn, .ghost-btn { padding: 12px 20px; }
}

@media (max-width: 640px) {
    .threshold-list { flex-direction: column; }
    .menu-actions.row { flex-direction: column; }
    .menu-brand h2 { font-size: 2rem; }

    /* 34px of padding each side is most of a phone. The progress pill is the
       widest thing in the panel and has to fit inside its own border. */
    .menu-panel { padding: 26px 18px; gap: 18px; }
    .prog-pill { font-size: 0.68rem; }
    .prog-part { padding: 0 7px; }
    .menu-panel > .menu-kicker { font-size: 0.58rem; letter-spacing: 0.1em; }
}

/*
 * Landscape phones: the menu panel is centred with `align-items: center` and
 * nothing below the overlay scrolls, so a portrait-height list of six menu
 * buttons plus the brand blurb ran straight off the bottom of a 380px-tall
 * viewport with no way to reach it — not tight, just cut off. Letting the
 * panel scroll fixes that outright; shrinking the blurb and the gaps between
 * buttons means it rarely has to.
 */
@media (max-height: 500px) and (orientation: landscape) {
    .overlay { align-items: stretch; padding: calc(8px + var(--safe-top)) calc(10px + var(--safe-right)) calc(8px + var(--safe-bottom)) calc(10px + var(--safe-left)); }
    .panel { overflow-y: auto; overscroll-behavior: contain; }

    .menu-panel { padding: 14px 20px; gap: 8px; justify-content: center; }
    .menu-brand h2 { font-size: 1.6rem; margin: 2px 0 4px; }
    .menu-brand p { font-size: 0.8rem; line-height: 1.4; }
    .menu-actions { gap: 6px; }
    .primary-btn, .ghost-btn { padding: 8px 18px; font-size: 0.86rem; }

    .panel-header { padding: 10px 14px 8px; }
    .howto-body, .mission-grid { padding: 10px 14px 14px; gap: 10px; }
    .results-panel { padding: 14px 16px; gap: 10px; }
    .result-medal { font-size: 2rem; margin-bottom: 2px; }
}