/* ============================================================================
 * Chamalixta — Apple-clean theme + CSS voxel (3D 8-bit) icons
 * ==========================================================================*/

/* ---- Sukhumvit (Thai + Latin) ---- */
@font-face { font-family: "SukhumvitSet"; font-weight: 300; font-display: swap;
  src: url("Fonts/SukhumvitSet-Light.woff2") format("woff2"), url("Fonts/SukhumvitSet-Light.ttf") format("truetype"); }
@font-face { font-family: "SukhumvitSet"; font-weight: 400; font-display: swap;
  src: url("Fonts/SukhumvitSet-Text.woff2") format("woff2"), url("Fonts/SukhumvitSet-Text.ttf") format("truetype"); }
@font-face { font-family: "SukhumvitSet"; font-weight: 500; font-display: swap;
  src: url("Fonts/SukhumvitSet-Medium.woff2") format("woff2"), url("Fonts/SukhumvitSet-Medium.ttf") format("truetype"); }
@font-face { font-family: "SukhumvitSet"; font-weight: 600; font-display: swap;
  src: url("Fonts/SukhumvitSet-SemiBold.woff2") format("woff2"), url("Fonts/SukhumvitSet-SemiBold.ttf") format("truetype"); }
@font-face { font-family: "SukhumvitSet"; font-weight: 700; font-display: swap;
  src: url("Fonts/SukhumvitSet-Bold.woff2") format("woff2"), url("Fonts/SukhumvitSet-Bold.ttf") format("truetype"); }

:root {
  --bg: #fbfbfd;
  --surface: #ffffff;
  --surface-2: #f5f5f7;
  --text: #1d1d1f;
  --text-2: #6e6e73;
  --hairline: rgba(0, 0, 0, 0.09);
  --accent: #ff375f;          /* loving coral-pink */
  --accent-ink: #d61f45;
  --blue: #0071e3;
  --gold: #f6b73c;            /* coins */
  --green: #34c759;
  --radius: 22px;
  --radius-sm: 14px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 30px rgba(0,0,0,.06);
  --shadow-lift: 0 6px 16px rgba(0,0,0,.08), 0 18px 50px rgba(0,0,0,.10);
  --font: "SukhumvitSet", -apple-system, BlinkMacSystemFont, "SF Pro Text",
          "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans Thai", "Sarabun", sans-serif;
}

/* dark tokens — applied when auto+OS-dark (unless forced light), or forced dark */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #000000; --surface: #1c1c1e; --surface-2: #2c2c2e; --text: #f5f5f7; --text-2: #a1a1a6;
    --hairline: rgba(255,255,255,0.12);
    --shadow: 0 1px 2px rgba(0,0,0,.5), 0 8px 30px rgba(0,0,0,.5);
    --shadow-lift: 0 6px 16px rgba(0,0,0,.6), 0 18px 50px rgba(0,0,0,.6);
  }
}
:root[data-theme="dark"] {
  --bg: #000000; --surface: #1c1c1e; --surface-2: #2c2c2e; --text: #f5f5f7; --text-2: #a1a1a6;
  --hairline: rgba(255,255,255,0.12);
  --shadow: 0 1px 2px rgba(0,0,0,.5), 0 8px 30px rgba(0,0,0,.5);
  --shadow-lift: 0 6px 16px rgba(0,0,0,.6), 0 18px 50px rgba(0,0,0,.6);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; overflow-x: hidden; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.5;
}
a { color: var(--blue); text-decoration: none; }
h1, h2, h3 { letter-spacing: -0.022em; font-weight: 600; margin: 0; }
h1 { font-size: clamp(30px, 6vw, 52px); line-height: 1.06; }
h2 { font-size: clamp(22px, 4vw, 30px); }
.muted { color: var(--text-2); }
.center { text-align: center; }
.hidden { display: none !important; }

/* ---------- layout ---------- */
.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }
.app-main { padding: 22px 20px 120px; max-width: 720px; margin: 0 auto; }
.stack > * + * { margin-top: 14px; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 30;
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--hairline);
}
.topbar-inner { max-width: 720px; margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -0.02em; }
.brand .brand-dot { width: 26px; height: 26px; border-radius: 8px; background: linear-gradient(140deg, var(--accent), var(--gold)); }
.spacer { flex: 1; }

.coinpill { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 15px;
  background: var(--surface-2); border-radius: 980px; padding: 6px 12px; }
.coinpill .coin { color: var(--gold); }

/* ---------- buttons (Apple pill) ---------- */
.btn {
  appearance: none; border: 0; cursor: pointer; font-family: inherit; font-weight: 500;
  font-size: 16px; padding: 12px 22px; border-radius: 980px; background: var(--surface-2);
  color: var(--text); transition: transform .12s ease, background .2s ease, opacity .2s ease;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}
.btn:hover { background: color-mix(in srgb, var(--surface-2) 80%, var(--text) 6%); }
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--text); color: var(--bg); }
.btn-primary:hover { background: color-mix(in srgb, var(--text) 88%, var(--accent)); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-ink); }
.btn-ghost { background: transparent; }
.btn-sm { font-size: 14px; padding: 8px 14px; }
.btn-line { background: #06c755; color: #fff; }
.btn-line:hover { background: #05b34c; }
.btn:disabled { opacity: .5; cursor: default; }
.btn-block { width: 100%; }

/* ---------- cards ---------- */
.card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px; border: 1px solid var(--hairline); }
.card-row { display: flex; align-items: center; gap: 12px; }
.card-row > div { min-width: 0; }               /* let the text column shrink */
.card-title { font-weight: 600; letter-spacing: -0.01em; overflow-wrap: anywhere; }
.card .stack { flex: 0 0 auto; display: flex; flex-direction: column; gap: 6px; align-items: stretch; }
.card .stack > * + * { margin-top: 0; }
.card .stack .btn { white-space: nowrap; }
.pill { display: inline-flex; align-items: center; gap: 5px; font-size: 12.5px; font-weight: 600;
  padding: 3px 10px; border-radius: 980px; background: var(--surface-2); color: var(--text-2); }
.pill-gold { background: color-mix(in srgb, var(--gold) 22%, transparent); color: #9a6b00; }
.pill-green { background: color-mix(in srgb, var(--green) 20%, transparent); color: #0f7a35; }
.pill-pink { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent-ink); }
.pill-wait { background: color-mix(in srgb, var(--blue) 15%, transparent); color: var(--blue); }

/* ---------- inputs ---------- */
label.field { display: block; font-size: 13px; font-weight: 600; color: var(--text-2); margin-bottom: 6px; }
input, textarea, select {
  font-family: inherit; font-size: 16px; width: 100%; padding: 12px 14px; color: var(--text);
  background: var(--surface-2); border: 1px solid transparent; border-radius: var(--radius-sm); outline: none;
}
input:focus, textarea:focus, select:focus { border-color: color-mix(in srgb, var(--blue) 60%, transparent); background: var(--surface); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.seg { display: inline-flex; background: var(--surface-2); border-radius: 980px; padding: 3px; gap: 2px; }
.seg button { border: 0; background: transparent; font-family: inherit; font-size: 14px; font-weight: 500; color: var(--text-2);
  padding: 7px 14px; border-radius: 980px; cursor: pointer; }
.seg button.on { background: var(--surface); color: var(--text); box-shadow: 0 1px 3px rgba(0,0,0,.12); }

/* ---------- voxel (3D 8-bit pixel-block) icon ----------
   Extruded block via stepped box-shadows + a bright top edge = chunky 3D
   pixel look that renders reliably everywhere (no preserve-3d needed). */
.vox { --vs: 64px; width: var(--vs); height: var(--vs); display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.vox-cube {
  width: 58%; height: 58%; border-radius: calc(var(--vs) * .1);
  background: var(--vc, #7d7d86);
  display: flex; align-items: center; justify-content: center;
  font-size: calc(var(--vs) * .3); line-height: 1;
  box-shadow:
    calc(var(--vs) * .05) calc(var(--vs) * .05) 0 color-mix(in srgb, var(--vc, #7d7d86) 74%, #000),
    calc(var(--vs) * .10) calc(var(--vs) * .10) 0 color-mix(in srgb, var(--vc, #7d7d86) 56%, #000),
    calc(var(--vs) * .15) calc(var(--vs) * .15) 0 color-mix(in srgb, var(--vc, #7d7d86) 42%, #000),
    inset 0 calc(var(--vs) * .09) 0 color-mix(in srgb, var(--vc, #7d7d86) 55%, #fff),
    inset 0 calc(var(--vs) * -.07) 0 color-mix(in srgb, var(--vc, #7d7d86) 62%, #000);
  transform: translate(calc(var(--vs) * -.05), calc(var(--vs) * -.05));
  animation: voxBob 4.6s ease-in-out infinite;
}
@keyframes voxBob {
  0%, 100% { transform: translate(calc(var(--vs) * -.05), calc(var(--vs) * -.05)); }
  50%      { transform: translate(calc(var(--vs) * -.05), calc(var(--vs) * -.11)); }
}
.vox .glyph { filter: drop-shadow(0 1px 0 rgba(0,0,0,.22)); }
/* category colors */
.vox--chores  { --vc: #ffb340; }
.vox--fitness { --vc: #34c759; }
.vox--couple  { --vc: #ff5e7e; }
.vox--custom  { --vc: #64a8ff; }
.vox--coin    { --vc: #f6b73c; }

/* ---------- tab bar ---------- */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-top: 1px solid var(--hairline);
  display: flex; justify-content: center; padding: 8px 8px calc(8px + env(safe-area-inset-bottom));
}
.tabbar-inner { display: flex; gap: 2px; width: 100%; max-width: 560px; }
.tab { flex: 1; border: 0; background: transparent; color: var(--text-2); font-family: inherit; cursor: pointer;
  padding: 6px 2px; border-radius: 14px; display: flex; flex-direction: column; align-items: center; gap: 3px; font-size: 11px; font-weight: 500; }
.tab .ic { font-size: 20px; line-height: 1; }
.tab.on { color: var(--accent); }
.tab .badge { position: absolute; transform: translate(14px, -6px); background: var(--accent); color: #fff;
  font-size: 10px; font-weight: 700; min-width: 16px; height: 16px; border-radius: 980px; padding: 0 4px;
  display: inline-flex; align-items: center; justify-content: center; }

/* ---------- login / hero ---------- */
.hero { min-height: 82vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 22px; padding: 40px 20px; }
.hero .eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: 12px; font-weight: 700; color: var(--accent); }
.hero p.lead { font-size: 19px; color: var(--text-2); max-width: 30ch; margin: 0 auto; }
.hero-vox { display: flex; gap: 8px; }

/* ---------- character grid ---------- */
.char-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.char { border: 1px solid var(--hairline); background: var(--surface); border-radius: var(--radius-sm); padding: 12px 6px; cursor: pointer;
  text-align: center; transition: transform .12s ease, border-color .2s ease; }
.char:hover { transform: translateY(-2px); }
.char.on { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); }
.char .emoji { font-size: 34px; }
.char .nm { font-size: 12px; color: var(--text-2); margin-top: 4px; }

/* ---------- misc ---------- */
.section-head { display: flex; align-items: center; gap: 10px; margin: 6px 2px 2px; }
.section-head h2 { flex: 1; }
.empty { text-align: center; color: var(--text-2); padding: 34px 16px; }
.empty .vox { margin: 0 auto 8px; }
.thumb { width: 54px; height: 54px; border-radius: 12px; object-fit: cover; background: var(--surface-2); cursor: pointer; flex: 0 0 auto; }
.streak { color: var(--accent); font-weight: 700; }
.codebox { font-size: 30px; font-weight: 700; letter-spacing: .28em; text-align: center; padding: 16px; background: var(--surface-2); border-radius: var(--radius-sm); }
.divider { height: 1px; background: var(--hairline); margin: 6px 0; border: 0; }

/* toast */
#toast { position: fixed; left: 50%; bottom: 92px; transform: translateX(-50%) translateY(20px); opacity: 0;
  background: var(--text); color: var(--bg); padding: 11px 18px; border-radius: 980px; font-size: 14px; font-weight: 500;
  box-shadow: var(--shadow-lift); z-index: 60; transition: opacity .25s ease, transform .25s ease; pointer-events: none; max-width: 90vw; text-align: center; }
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* lightbox */
#lightbox { position: fixed; inset: 0; background: rgba(0,0,0,.86); z-index: 70; display: flex; align-items: center; justify-content: center; padding: 24px; }
#lightbox img { max-width: 100%; max-height: 100%; border-radius: 14px; }

/* modal */
.modal-bg { position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 50; display: flex; align-items: flex-end; justify-content: center; padding: 0; }
@media (min-width: 560px) { .modal-bg { align-items: center; padding: 20px; } }
.modal { background: var(--surface); width: 100%; max-width: 520px; border-radius: 24px 24px 0 0; padding: 22px 20px calc(22px + env(safe-area-inset-bottom)); box-shadow: var(--shadow-lift); max-height: 90vh; overflow: auto; }
@media (min-width: 560px) { .modal { border-radius: 24px; } }
.modal h2 { margin-bottom: 14px; }
.modal-actions { display: flex; gap: 10px; margin-top: 18px; }
.modal-actions .btn { flex: 1; }

.fab { position: fixed; right: 18px; bottom: 92px; z-index: 45; width: 56px; height: 56px; border-radius: 50%; font-size: 26px;
  background: var(--accent); color: #fff; box-shadow: var(--shadow-lift); border: 0; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.fab:active { transform: scale(.94); }

/* ---------- avatar (emoji + colour + accessory) ---------- */
.avatar { --as: 54px; width: var(--as); height: var(--as); border-radius: 26%; display: inline-flex; align-items: center; justify-content: center;
  position: relative; flex: 0 0 auto; box-shadow: inset 0 -3px 0 rgba(0,0,0,.14), 0 2px 6px rgba(0,0,0,.14); }
.avatar-face { font-size: calc(var(--as) * .56); line-height: 1; }
.avatar-acc { position: absolute; top: -8%; right: -6%; font-size: calc(var(--as) * .4); filter: drop-shadow(0 1px 1px rgba(0,0,0,.3)); }
.avatar-btn { border: 0; background: transparent; padding: 0; cursor: pointer; line-height: 0; }
.avatar-btn:active { transform: scale(.92); }

/* ---------- pickers ---------- */
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip-em { border: 1px solid var(--hairline); background: var(--surface); border-radius: 14px; width: 46px; height: 46px; font-size: 24px;
  cursor: pointer; display: inline-flex; align-items: center; justify-content: center; transition: transform .1s ease, border-color .15s ease; }
.chip-em:active { transform: scale(.92); }
.chip-em.on { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); }
.swatch-row { display: flex; flex-wrap: wrap; gap: 10px; }
.swatch { width: 34px; height: 34px; border-radius: 50%; border: 2px solid var(--surface); cursor: pointer; box-shadow: 0 0 0 1px var(--hairline); transition: transform .1s ease; }
.swatch:active { transform: scale(.9); }
.swatch.on { box-shadow: 0 0 0 3px var(--accent); }
.seg.wrap { display: flex; flex-wrap: wrap; }
hr.divider { height: 1px; background: var(--hairline); border: 0; }