/* ============================================================
   Pixel Olympiad — UI components
   ============================================================ */

/* ---------- top bar ---------- */
#topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 18px;
    background: var(--c-black);
    border-bottom: var(--pixel) solid var(--c-dgrey);
    position: sticky;
    top: 0;
    z-index: 100;
    flex-wrap: wrap;
}
.brand {
    color: var(--accent);
    font-size: 16px;
    cursor: pointer;
    text-shadow: 2px 2px 0 var(--c-rust);
    white-space: nowrap;
}
#mainnav { display: flex; gap: 6px; flex-wrap: wrap; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.user-chip {
    color: var(--c-limegrn);
    font-size: 10px;
    padding: 4px 8px;
    background: var(--c-darkgrn);
    border: 2px solid var(--c-green);
}

/* ---------- buttons ---------- */
.navbtn, .btn, .iconbtn, .seg-btn {
    font-family: var(--font);
    font-size: 10px;
    color: var(--ink);
    background: var(--c-slate);
    border: 3px solid var(--c-black);
    box-shadow: inset -2px -2px 0 var(--c-shadow), inset 2px 2px 0 var(--c-dgrey);
    padding: 8px 10px;
    cursor: pointer;
    transition: transform 0.05s;
}
.navbtn:hover, .btn:hover, .seg-btn:hover { background: var(--c-dgrey); color: var(--c-white); }
.navbtn:active, .btn:active { transform: translateY(2px); box-shadow: inset 2px 2px 0 var(--c-shadow); }
.iconbtn { font-size: 13px; padding: 6px 8px; line-height: 1; }
.btn-primary { background: var(--c-blue); color: var(--c-white); }
.btn-primary:hover { background: var(--c-skyblue); color: var(--c-black); }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* segmented control / tabs */
.seg { display: inline-flex; border: 3px solid var(--c-black); }
.seg-btn { border: none; box-shadow: none; background: var(--c-screen); }
.seg-btn.active { background: var(--accent); color: var(--c-black); }

/* ---------- views ---------- */
.view { display: none; padding: 22px 18px 60px; max-width: 1000px; margin: 0 auto; }
.view.active { display: block; animation: fadein 0.18s ease; }
@keyframes fadein { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; } }

.view-title { color: var(--accent-2); font-size: 18px; margin: 0 0 18px; }
.title-banner {
    color: var(--c-gold);
    font-size: 11px;
    text-align: center;
    margin: 6px 0 22px;
    line-height: 2;
}

/* ---------- event grid ---------- */
.event-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}
.event-card {
    background: var(--c-darkblue);
    border: 4px solid var(--c-black);
    box-shadow: 0 6px 0 var(--c-shadow);
    padding: 0 0 12px;
    cursor: pointer;
    overflow: hidden;
    transition: transform 0.08s;
}
.event-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.event-card canvas { display: block; width: 100%; height: auto; background: var(--c-screen); }
.event-card .ec-name { color: var(--c-white); font-size: 11px; padding: 10px 10px 2px; }
.event-card .ec-meta { color: var(--ink-dim); font-size: 8px; padding: 0 10px; }

/* ---------- game view ---------- */
.game-head { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
#game-title { color: var(--accent); font-size: 16px; margin: 0; }
.pill {
    margin-left: auto; font-size: 9px; color: var(--c-black);
    background: var(--accent-2); padding: 5px 9px; border: 2px solid var(--c-black);
}
.game-stage {
    position: relative;
    width: 100%;
    max-width: 768px;
    margin: 0 auto;
    aspect-ratio: 16 / 9;
    background: var(--c-screen);
    border: 5px solid var(--c-black);
    box-shadow: 0 0 0 4px var(--c-dgrey), 0 8px 0 4px var(--c-shadow);
}
#game-canvas { width: 100%; height: 100%; display: block; }
.game-overlay {
    position: absolute; inset: 0;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 14px; text-align: center; padding: 20px;
    background: rgba(11, 16, 33, 0.82);
    color: var(--c-white); font-size: 11px; line-height: 2;
}
.game-overlay.hidden { display: none; }
.game-overlay .big { color: var(--accent); font-size: 16px; }
.instructions { text-align: center; color: var(--ink-dim); font-size: 9px; margin-top: 14px; line-height: 2; }

/* ---------- leaderboards ---------- */
.lb-controls { display: flex; gap: 14px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.retro-select, .retro-input {
    font-family: var(--font); font-size: 10px; color: var(--ink);
    background: var(--c-screen); border: 3px solid var(--c-black); padding: 8px;
}
.lb-content { min-height: 200px; }
.lb-table { width: 100%; border-collapse: collapse; font-size: 10px; }
.lb-table th, .lb-table td { padding: 9px 8px; text-align: left; border-bottom: 2px solid var(--c-dgrey); }
.lb-table th { color: var(--accent-2); font-size: 9px; }
.lb-table tr.me { background: rgba(106, 190, 48, 0.16); }
.lb-rank { color: var(--c-gold); width: 48px; }
.lb-rank.r1 { color: var(--c-gold); }
.lb-rank.r2 { color: var(--c-silver); }
.lb-rank.r3 { color: var(--c-bronze); }
.lb-score { text-align: right; color: var(--c-white); }
.flag { font-size: 13px; margin-right: 6px; }
.medal-cell { letter-spacing: 2px; }

.empty-state, .loading-state { text-align: center; color: var(--ink-dim); font-size: 10px; padding: 40px 10px; line-height: 2; }
.spinner { display: inline-block; animation: spin 0.9s steps(8) infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- friends ---------- */
.friend-add { display: flex; gap: 10px; margin-bottom: 8px; flex-wrap: wrap; }
.friend-add .retro-input { flex: 1; min-width: 180px; }
.friend-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.panel { background: var(--c-darkblue); border: 4px solid var(--c-black); padding: 14px; }
.panel h3 { color: var(--accent); font-size: 11px; margin: 0 0 12px; }
.list { display: flex; flex-direction: column; gap: 8px; }
.list-row {
    display: flex; align-items: center; gap: 10px;
    background: var(--c-slate); border: 2px solid var(--c-black); padding: 8px 10px; font-size: 10px;
}
.list-row .name { flex: 1; color: var(--c-white); }
.list-row .mini { font-size: 8px; color: var(--ink-dim); }
.row-actions { display: flex; gap: 6px; }
.row-actions .btn { font-size: 8px; padding: 5px 7px; }

/* ---------- profile ---------- */
.profile-head { display: flex; align-items: center; gap: 18px; margin-bottom: 22px; flex-wrap: wrap; }
.avatar-box { width: 84px; height: 84px; background: var(--c-screen); border: 4px solid var(--c-black); }
.profile-name { color: var(--c-white); font-size: 16px; }
.profile-sub { color: var(--ink-dim); font-size: 9px; margin-top: 6px; }
.medal-strip { display: flex; gap: 18px; margin: 8px 0 24px; font-size: 13px; }
.medal-strip span { color: var(--c-white); }
.pb-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.pb-card { background: var(--c-slate); border: 3px solid var(--c-black); padding: 12px; }
.pb-card .pb-event { color: var(--accent-2); font-size: 10px; }
.pb-card .pb-score { color: var(--c-gold); font-size: 16px; margin-top: 8px; }
.pb-card .pb-unit { color: var(--ink-dim); font-size: 8px; }

/* ---------- modal ---------- */
.modal-backdrop {
    position: fixed; inset: 0; z-index: 500;
    background: rgba(5, 7, 15, 0.85);
    display: flex; align-items: center; justify-content: center; padding: 20px;
}
.modal {
    position: relative; width: 100%; max-width: 380px;
    background: var(--c-darkblue); border: 5px solid var(--c-black);
    box-shadow: 0 10px 0 var(--c-shadow); padding: 22px;
}
.modal-close { position: absolute; top: 8px; right: 8px; background: none; border: none; color: var(--ink); font-family: var(--font); cursor: pointer; font-size: 12px; }
.auth-form { display: flex; flex-direction: column; gap: 14px; margin-top: 18px; }
.auth-form label { display: flex; flex-direction: column; gap: 8px; font-size: 9px; color: var(--accent-2); }
.form-msg { font-size: 9px; margin-top: 12px; min-height: 14px; line-height: 1.8; }
.form-msg.err { color: var(--danger); }
.form-msg.ok { color: var(--ok); }

/* ---------- medal ceremony ---------- */
.ceremony {
    position: fixed; inset: 0; z-index: 600;
    background: rgba(5, 7, 15, 0.92);
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
    padding: 20px;
}
#ceremony-canvas {
    width: min(90vw, 560px); height: auto; aspect-ratio: 16/9;
    border: 5px solid var(--c-black); box-shadow: 0 0 0 4px var(--c-dgrey);
}
.ceremony-info { text-align: center; }
.ceremony-medal { font-size: 56px; animation: pop 0.4s ease; }
@keyframes pop { 0% { transform: scale(0); } 70% { transform: scale(1.25); } 100% { transform: scale(1); } }
.ceremony-rank { color: var(--c-gold); font-size: 18px; margin-top: 8px; }
.ceremony-score { color: var(--c-white); font-size: 13px; margin-top: 10px; }
.ceremony-pb { color: var(--c-limegrn); font-size: 11px; margin-top: 12px; animation: blink 0.6s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0.25; } }
.ceremony-actions { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; justify-content: center; }

/* ---------- toast ---------- */
.toast {
    position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%);
    background: var(--c-black); color: var(--c-white); border: 3px solid var(--accent);
    padding: 12px 18px; font-size: 10px; z-index: 700; max-width: 90vw;
}

/* hide auth-only elements until logged in (toggled by app.js on <body>) */
body:not(.is-auth) .auth-only { display: none !important; }

/* ---------- responsive ---------- */
@media (max-width: 640px) {
    html, body { font-size: 12px; }
    .friend-cols { grid-template-columns: 1fr; }
    .brand { font-size: 13px; }
    #topbar { gap: 10px; }
}