/* ============================================================
   THE DEN (theme #17) - after-hours dorm / creator room. Dark companion to Homeroom.
   Near-black + charcoal, soft brick, purple (#7B3FE4) + BlvckMeta gold LED glow, ring-light halo, white text.
   Fonts: Graduate (varsity headings), Inter (body).
   ============================================================ */
@import url("https://fonts.googleapis.com/css2?family=Graduate&display=swap");

html[data-theme="den"] {
  --den-bg: #0B0A10;
  --den-card: #15131C;
  --den-purple: #7B3FE4;
  --den-purple-text: #B892FF;
  --den-gold: #D4A63C;
  --den-gold-text: #E8C46A;
  --den-text: #F4F1EA;
  --den-text-2: rgba(244, 241, 234, 0.74);

  --bm-bg: var(--den-bg);
  --bm-card: var(--den-card);
  --bm-card-hover: #1D1A27;
  --bm-accent: var(--den-gold);
  --bm-accent-2: var(--den-purple);
  --bm-accent-soft: rgba(212, 166, 60, 0.14);
  --bm-accent-glow: rgba(123, 63, 228, 0.40);
  --bm-on-accent: #000000;
  --bm-accent-text: var(--den-gold-text);
  --bm-text-primary: var(--den-text);
  --bm-text-secondary: rgba(244, 241, 234, 0.82);
  --bm-text-muted: rgba(244, 241, 234, 0.66);
  --bm-divider: rgba(255, 255, 255, 0.08);
  --bm-divider-strong: rgba(255, 255, 255, 0.18);
  --bm-card-border: rgba(123, 63, 228, 0.22);
  --bm-font-display: "Graduate", "Rockwell", Georgia, serif;
}
html[data-theme="den"] body {
  background:
    radial-gradient(900px 420px at 0% 0%, rgba(212, 166, 60, 0.12), transparent 60%),
    radial-gradient(1100px 520px at 100% 10%, rgba(123, 63, 228, 0.18), transparent 60%),
    /* soft brick: staggered courses, very low contrast */
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.025) 0 1px, transparent 1px 34px),
    #0B0A10;
}
html[data-theme="den"] .bm-tab-header { background: rgba(11, 10, 16, 0.9); }
html[data-theme="den"] .bm-profile-name,
html[data-theme="den"] .bm-tab-header h1,
html[data-theme="den"] .bm-counter-num { font-family: var(--bm-font-display); letter-spacing: 0.5px; }
html[data-theme="den"] .bm-card,
html[data-theme="den"] .bm-post-card { background: rgba(255, 255, 255, 0.04); border: 1px solid rgba(123, 63, 228, 0.22); box-shadow: 0 0 0 1px rgba(0, 0, 0, .3), 0 10px 30px rgba(0, 0, 0, .35); border-radius: 16px; }

html[data-theme="den"] #bm-pt-rest .bm-profile-cover-tall,
html[data-theme="den"] #bm-pt-rest .bm-trinity-stack-3,
html[data-theme="den"] #bm-pt-rest .bm-profile-name-block,
html[data-theme="den"] #bm-pt-rest .bm-counter-strip { display: none; }

/* sub-tabs = glowing LED labels */
html[data-theme="den"] #bm-pt-rest .bm-subtab-nav { flex-wrap: nowrap; justify-content: flex-start; overflow-x: auto; gap: 8px; padding: 18px 16px 6px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
html[data-theme="den"] #bm-pt-rest .bm-subtab { flex: none; white-space: nowrap; background: rgba(255, 255, 255, .04); color: var(--den-text-2); border: 1px solid rgba(255, 255, 255, .10); border-radius: 10px; padding: 8px 14px; font: 400 11px var(--bm-font-display); letter-spacing: 1.5px; text-transform: uppercase; transition: box-shadow .2s ease, color .2s ease; }
html[data-theme="den"] #bm-pt-rest .bm-subtab.active { color: #fff; border-color: var(--den-purple); box-shadow: 0 0 0 1px var(--den-purple), 0 0 18px rgba(123, 63, 228, .55); }

/* ---------- hero ---------- */
.bm-den-wrap { max-width: 720px; margin: 0 auto; padding: 0 0 10px; color: var(--den-text); font-family: Inter, -apple-system, sans-serif; }
.bm-den-cover { position: relative; height: 300px; overflow: hidden; border-radius: 0 0 22px 22px; background: #000; }
.bm-den-stage, .bm-den-layer, .bm-den-own, .bm-den-layer video { position: absolute; inset: 0; width: 100%; height: 100%; }
.bm-den-layer, .bm-den-own { background-size: cover; background-position: center; object-fit: cover; }
.bm-den-layer { opacity: 0; transform: scale(1.06); transition: opacity 1.4s ease, transform 9s linear; }
.bm-den-layer.on { opacity: 1; transform: scale(1); }
.bm-den-layer video { object-fit: cover; opacity: 0; transition: opacity .6s ease; }
.bm-den-layer.has-video video { opacity: 1; }
.bm-den-stage { cursor: pointer; }
.bm-den-play { position: absolute; right: 16px; top: 62px; z-index: 2; width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .3); background: rgba(0, 0, 0, .5); color: #fff; font-size: 15px; cursor: pointer; backdrop-filter: blur(6px); transition: transform .2s cubic-bezier(.2, 1.6, .4, 1), box-shadow .2s ease; }
.bm-den-play:hover { transform: scale(1.12); box-shadow: 0 0 18px rgba(123, 63, 228, .7); }
.bm-den-shade { pointer-events: none; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11, 10, 16, .55) 0%, transparent 30%, transparent 55%, rgba(11, 10, 16, .95) 100%); }
.bm-den-bar { position: absolute; top: 0; left: 0; right: 0; display: flex; align-items: center; gap: 10px; padding: 16px; z-index: 2; }
.bm-den-crest-sm { width: 30px; height: 30px; }
.bm-den-eyebrow { flex: 1; font: 400 13px var(--bm-font-display); letter-spacing: 4px; text-shadow: 0 0 12px rgba(123, 63, 228, .9); }
.bm-den-icon { padding: 8px 12px; border-radius: 999px; border: 1px solid rgba(255, 255, 255, .25); background: rgba(0, 0, 0, .45); color: #fff; font: 700 12px Inter, sans-serif; cursor: pointer; backdrop-filter: blur(8px); }

/* LED strips: gold on top edge, purple under the cover, slow pulse */
.bm-den-strip { height: 3px; border-radius: 3px; animation: bm-den-pulse 4.5s ease-in-out infinite; }
.bm-den-strip.top { position: absolute; top: 0; left: 8%; right: 8%; z-index: 2; background: var(--den-gold); box-shadow: 0 0 14px 3px rgba(212, 166, 60, .7); }
.bm-den-strip.under { margin: 0 12% ; background: var(--den-purple); box-shadow: 0 0 18px 4px rgba(123, 63, 228, .75); animation-delay: -2s; }
@keyframes bm-den-pulse { 0%, 100% { opacity: .75; } 50% { opacity: 1; } }

.bm-den-ident { text-align: center; margin-top: -110px; position: relative; z-index: 3; padding: 0 16px; pointer-events: none; }
.bm-den-ident > * { pointer-events: auto; }   /* the big photo overlaps the cover: only its own pieces catch taps */
.bm-den-ring { position: relative; display: block; margin: 0 auto; width: min(343px, 55vw); aspect-ratio: 1 / 1; height: auto; padding: 0; border: 0; border-radius: 50%; background: transparent; cursor: pointer; }
.bm-den-halo { position: absolute; inset: -10px; border-radius: 50%; background: conic-gradient(from 0deg, var(--den-gold), var(--den-purple), var(--den-gold), var(--den-purple), var(--den-gold)); filter: blur(1px); box-shadow: 0 0 26px rgba(212, 166, 60, .55), 0 0 42px rgba(123, 63, 228, .45); animation: bm-den-breathe 5s ease-in-out infinite; }
@keyframes bm-den-breathe { 0%, 100% { opacity: .8; transform: scale(1); } 50% { opacity: 1; transform: scale(1.03); } }
.bm-den-face { position: absolute; inset: 0; border-radius: 50%; overflow: hidden; border: 6px solid #0B0A10; background: #000; }
.bm-den-face img, .bm-den-face video { width: 100%; height: 100%; object-fit: cover; display: block; }
.bm-den-ribbon { display: inline-block; margin-top: 14px; padding: 7px 28px; background: linear-gradient(90deg, #1C1828, #2A2140); border: 1px solid rgba(212, 166, 60, .5); clip-path: polygon(0 0, 100% 0, 96% 50%, 100% 100%, 0 100%, 4% 50%); }
.bm-den-name { margin: 0; font: 400 25px/1.15 var(--bm-font-display); letter-spacing: 1.5px; text-transform: uppercase; color: #fff; }
.bm-den-sub { margin-top: 8px; color: var(--den-text-2); font: 500 14px Inter, sans-serif; }
.bm-den-patch { display: inline-block; margin-top: 10px; padding: 5px 14px; border-radius: 999px; border: 2px dashed var(--den-gold); color: var(--den-gold-text); font: 400 11px var(--bm-font-display); letter-spacing: 2px; text-transform: uppercase; background: rgba(212, 166, 60, .08); }

/* bio = sticky note under the desk lamp */
.bm-den-note { margin: 18px 16px 0; padding: 14px 16px; border-radius: 4px; background: #F6E7A8; color: #1B1A16; box-shadow: 0 14px 28px rgba(0, 0, 0, .45), 0 0 60px rgba(212, 166, 60, .18); transform: rotate(-1deg); }
.bm-den-note p { margin: 0; font: 600 15px/1.5 Inter, sans-serif; white-space: pre-wrap; }

.bm-den-leds { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 20px 16px 0; }
.bm-den-led { padding: 12px 6px; border-radius: 12px; border: 1px solid rgba(123, 63, 228, .35); background: rgba(123, 63, 228, .08); color: #fff; cursor: pointer; transition: box-shadow .2s ease, transform .15s ease; }
.bm-den-led b { display: block; font: 400 22px var(--bm-font-display); color: var(--den-gold-text); text-shadow: 0 0 10px rgba(212, 166, 60, .6); }
.bm-den-led span { display: block; margin-top: 4px; font: 700 10px Inter, sans-serif; letter-spacing: 1px; text-transform: uppercase; color: var(--den-text-2); }
.bm-den-led:hover { box-shadow: 0 0 18px rgba(123, 63, 228, .55); transform: translateY(-2px); }

/* report card on a dark clipboard */
.bm-den-clip { margin: 18px 16px 0; border-radius: 14px; background: #15131C; border: 1px solid rgba(255, 255, 255, .08); overflow: hidden; position: relative; }
.bm-den-clip::before { content: ""; position: absolute; top: 0; left: 50%; width: 70px; height: 10px; transform: translateX(-50%); border-radius: 0 0 8px 8px; background: linear-gradient(#C9C9D1, #8B8B95); }
.bm-den-clip-head { display: flex; justify-content: space-between; padding: 18px 14px 10px; font: 400 12px var(--bm-font-display); letter-spacing: 2px; color: var(--den-text-2); }
.bm-den-clip-head b { color: var(--den-gold-text); font-size: 15px; }
.bm-den-subjects { display: grid; grid-template-columns: 1fr 1fr; }
.bm-den-subject { display: flex; justify-content: space-between; align-items: center; padding: 12px 14px; border: 0; border-top: 1px solid rgba(255, 255, 255, .06); background: transparent; color: var(--den-text); font: 600 14px Inter, sans-serif; cursor: pointer; }
.bm-den-subject:nth-child(odd) { border-right: 1px solid rgba(255, 255, 255, .06); }
.bm-den-subject b { font: 400 18px var(--bm-font-display); color: var(--den-purple-text); }

.bm-den-pills { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin: 18px 16px 4px; }
.bm-den-pill { padding: 10px 16px; border-radius: 999px; border: 1px solid rgba(255, 255, 255, .18); background: rgba(255, 255, 255, .05); color: #fff; font: 700 13px Inter, sans-serif; text-decoration: none; cursor: pointer; transition: box-shadow .2s ease, transform .15s ease; }
.bm-den-pill.gold { background: var(--den-gold); color: #111; border-color: var(--den-gold); }
.bm-den-pill:hover { box-shadow: 0 0 16px rgba(123, 63, 228, .6); }
.bm-den-pill:active { transform: scale(.96); }
.bm-den-wrap :focus-visible { outline: 3px solid var(--den-gold); outline-offset: 2px; }

@media (max-width: 520px) {
  .bm-den-cover { height: 230px; border-radius: 0 0 16px 16px; }
  .bm-den-ident { margin-top: -70px; }
  .bm-den-name { font-size: 20px; }
  .bm-den-leds { grid-template-columns: repeat(2, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  .bm-den-wrap *, .bm-den-strip { animation: none !important; transition: none !important; }
}