/* Orbitron (OFL), self-hosted latin subset: one variable file covers weights 400-700. */
@font-face {
  font-family: 'Orbitron';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("/fonts/orbitron-latin.woff2") format('woff2');
}

/* ===== THEMES =====
   Each theme only sets variables; the layout below is shared. Quadrant accents cycle q1..q10. */
:root, [data-theme="neon"] {
  --bg: #111;
  --bg-image: none;
  --text: #eee;
  --muted: #ddd;
  --panel: #151515;
  --field: #000;
  --field-text: #eee;
  --tile-bg: rgba(255, 255, 255, .05);
  --quad-bg: transparent;
  --title: #0ff;
  --title-glow: 0 0 8px #0ff, 0 0 16px #0ff;
  --on-accent: #222;
  --q1: #0ff; --q2: #0f0; --q3: #f0f; --q4: #ff0; --q5: #f55;
  --q6: #5f5; --q7: #77f; --q8: #fa0; --q9: #a5f; --q10: #5af;
  --radius: 12px;
  --font: 'Orbitron', system-ui, sans-serif;
  color-scheme: dark;
}
[data-theme="steel"] {
  --bg: #242424;
  --bg-image: linear-gradient(135deg, #2e2e2e, #1b1b1b);
  --muted: #d7d7d7;
  --panel: #2a2a2a;
  --field: #1b1b1b;
  --title: #e6e6e6;
  --title-glow: 0 0 4px rgba(255, 255, 255, .5), 0 0 10px rgba(200, 200, 200, .3);
  --q1: #d7d7d7; --q2: #b8c4cc; --q3: #c9c0b4; --q4: #a0a0a0; --q5: #c4b8cc;
  --q6: #b4c9bd; --q7: #d0d0d0; --q8: #bbb3a6; --q9: #a9b6c2; --q10: #c2c2c2;
}
[data-theme="sandy"] {
  --bg: #ebc57f;
  --bg-image: url("/img/sandy.jpg");
  --text: #333;
  --muted: #333;
  --panel: #fffaf0;
  --field: #fff;
  --field-text: #333;
  --tile-bg: rgba(255, 255, 255, .45);
  --quad-bg: rgba(255, 250, 240, .55);
  --title: #008b8b;
  --title-glow: 0 0 6px rgba(255, 255, 255, .8);
  --on-accent: #fff;
  --q1: #b8860b; --q2: #c86b1e; --q3: #a0522d; --q4: #d2691e; --q5: #cc4b00;
  --q6: #b03a00; --q7: #a52a2a; --q8: #8b4513; --q9: #c0392b; --q10: #996515;
  color-scheme: light;
}

/* ===== RESET / BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html, body { height: 100%; }
body {
  background: var(--bg) var(--bg-image) center / cover no-repeat fixed;
  color: var(--text);
  font-family: var(--font);
}
button, input, select { font: inherit; }

/* ===== HEADER ===== */
.app { display: flex; flex-direction: column; height: 100vh; height: 100dvh; }
.dash-header { position: relative; text-align: center; padding: .8rem 4rem; flex: 0 0 auto; --accent: var(--title); }
.dash-header h1 {
  font-size: clamp(1.1rem, 3.5vw, 2rem);
  letter-spacing: .08em;
  color: var(--title);
  text-shadow: var(--title-glow);
  cursor: default;
}

/* ===== GRID OF QUADRANTS ===== */
.grid {
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: minmax(320px, 1fr);
  gap: 6px;
  padding: 0 6px 6px;
  overflow: auto;
}
.quadrant {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 0;
  border: 2px solid var(--accent);
  box-shadow: 0 0 8px var(--accent);
  border-radius: var(--radius);
  background: var(--quad-bg);
  backdrop-filter: blur(3px);
  padding: 1rem;
  overflow: hidden;
}
.quadrant.drop-target { box-shadow: 0 0 22px var(--accent), inset 0 0 12px var(--accent); }
.quadrant h2 {
  color: var(--accent);
  margin: 0 5rem .8rem 0;
  font-size: 1.3rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  overflow-wrap: anywhere;
}
.q-actions { position: absolute; top: .6rem; right: .7rem; display: flex; gap: .2rem; }
.icon-btn {
  width: 36px; height: 36px;
  border: none; border-radius: 50%;
  background: transparent;
  color: var(--accent);
  font-size: 1.4rem; line-height: 36px;
  text-shadow: 0 0 6px var(--accent), 0 0 10px var(--accent);
  cursor: pointer;
}
.icon-btn.big { font-size: 28px; }
.icon-btn:hover, .icon-btn:focus-visible { background: color-mix(in srgb, var(--accent) 20%, transparent); outline: none; }

/* ===== TILES ===== */
.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, 240px);
  grid-auto-rows: minmax(240px, auto);
  gap: .7rem;
  justify-content: center;
  align-content: start;
  flex: 1;
  overflow: auto;
  padding: 4px;
}
.tile {
  position: relative;
  width: 240px;
  display: flex;
  flex-direction: column;
  gap: .3rem;
  background: var(--tile-bg);
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  padding: .7rem;
  transition: transform .15s, box-shadow .15s;
}
.tile:hover { transform: translateY(-1px); box-shadow: 0 0 12px var(--accent); }
.tile.dragging, .sub-tile.dragging { opacity: .4; }
.tile-title { font-size: .9rem; color: var(--muted); padding-right: 1.6rem; overflow-wrap: anywhere; cursor: grab; }
.tile-value { font-size: 1rem; font-weight: 700; overflow-wrap: anywhere; }
.tile .edit-btn { position: absolute; top: .3rem; right: .3rem; width: 28px; height: 28px; font-size: 1rem; line-height: 28px; opacity: 0; }
.tile:hover .edit-btn, .tile:focus-within .edit-btn { opacity: 1; }
.empty-hint { grid-column: 1 / -1; color: var(--muted); opacity: .6; font-size: .8rem; text-align: center; padding: 2rem 0; }

/* ===== SUB-TILES ===== */
.sub-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, 66px);
  grid-auto-rows: 66px;
  gap: .5rem;
  justify-content: center;
  flex: 1;
  margin-top: .3rem;
  min-height: 40px;
  border-radius: 8px;
}
.sub-tiles.drop-target { outline: 1px dashed var(--accent); }
.sub-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2px;
  background: var(--tile-bg);
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  color: var(--muted);
  font-size: .55rem;
  text-align: center;
  padding: 2px;
  overflow: hidden;
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
}
.sub-tile:hover { transform: translateY(-2px); box-shadow: 0 0 12px var(--accent); }
.sub-tile span { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sub-tile .sub-value { font-weight: 700; color: var(--text); }
.link-icon { text-decoration: none; font-size: .8rem; }
.add-sub { align-self: flex-end; width: 30px; height: 30px; line-height: 30px; font-size: 1.2rem; }

/* ===== NAV / LOGOUT ===== */
.top-nav { position: absolute; top: .8rem; left: 1rem; z-index: 50; }
.nav-menu {
  display: none;
  position: absolute; top: 100%; left: 0;
  margin-top: .3rem;
  background: var(--accent);
  border-radius: var(--radius);
  box-shadow: 0 0 10px var(--accent);
  list-style: none;
  width: 190px;
  overflow: hidden;
}
.nav-menu.open { display: block; }
.nav-menu button {
  width: 100%; text-align: left;
  padding: .6rem .8rem;
  background: transparent; border: none;
  color: var(--on-accent);
  font-size: .85rem;
  cursor: pointer;
}
.nav-menu button:hover, .nav-menu button:focus-visible { background: rgba(0, 0, 0, .15); outline: none; }
.logout-btn {
  position: absolute; top: .8rem; right: 1rem;
  width: 42px; height: 42px;
  border-radius: 50% !important;
  font-size: 1.3rem;
}

/* ===== BUTTONS ===== */
.neon-btn {
  padding: .35rem .8rem;
  font-size: .9rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: transparent;
  color: var(--accent);
  cursor: pointer;
  transition: .2s;
}
.neon-btn:hover, .neon-btn:focus-visible { background: var(--accent); color: var(--on-accent); outline: none; }
.delete-btn { background: #c00; border-color: #c00; color: #fff; margin-right: auto; }
.delete-btn:hover { background: #f00; color: #fff; }

/* ===== MODALS / FORMS ===== */
.modal {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, .75);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  z-index: 999;
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
  --accent: var(--title);
}
.modal.show { opacity: 1; pointer-events: auto; }
.neon-form {
  background: var(--panel);
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: 0 0 12px var(--accent), inset 0 0 6px var(--accent);
  padding: 1.6rem 2rem;
  width: min(100%, 400px);
  max-height: 100%;
  overflow: auto;
  display: flex; flex-direction: column;
  gap: 1rem;
}
.neon-form h2 { color: var(--accent); font-size: 1.2rem; letter-spacing: .06em; }
.neon-form label { font-size: .85rem; color: var(--muted); display: flex; flex-direction: column; gap: .3rem; }
.neon-form label.check { flex-direction: row; align-items: center; gap: .5rem; }
.neon-form input:not([type="checkbox"]), .neon-form select {
  padding: .5rem .7rem;
  border: 1px solid color-mix(in srgb, var(--accent) 50%, transparent);
  border-radius: var(--radius);
  background: var(--field);
  color: var(--field-text);
  outline: none;
}
.neon-form input:focus, .neon-form select:focus { border-color: var(--accent); box-shadow: 0 0 8px var(--accent); }
.neon-form fieldset { border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent); border-radius: var(--radius); padding: .8rem; display: flex; flex-direction: column; gap: .7rem; }
.neon-form legend { color: var(--muted); font-size: .8rem; padding: 0 .3rem; }
.btn-row { display: flex; gap: .5rem; justify-content: flex-end; flex-wrap: wrap; }
.error { color: #ff6b6b; font-size: .8rem; min-height: 1em; }
.error:empty { display: none; }
.hint { font-size: .8rem; color: var(--muted); line-height: 1.4; }
.confirm { width: min(100%, 340px); }
.member-list { list-style: none; display: flex; flex-direction: column; gap: .4rem; font-size: .85rem; }
.member-list li { display: flex; justify-content: space-between; align-items: center; gap: .5rem; }
.member-list .icon-btn { width: 28px; height: 28px; line-height: 28px; font-size: 1rem; }

/* ===== AUTH PAGE ===== */
.auth { min-height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1.5rem; padding: 2rem 16px; --accent: var(--title); }
.auth h1 { color: var(--title); text-shadow: var(--title-glow); letter-spacing: .08em; text-align: center; font-size: clamp(1.2rem, 5vw, 2rem); }

/* ===== SMALL SCREENS / TOUCH ===== */
@media (max-width: 760px) {
  .grid { grid-template-columns: minmax(0, 1fr); grid-auto-rows: auto; }
  .quadrant { min-height: 300px; overflow: visible; }
  .tiles { overflow: visible; }
  .dash-header { padding: .8rem 3.5rem; }
}
@media (hover: none) {
  .tile .edit-btn { opacity: 1; }
}