/* ====================================================================
 * Macro Edu — Design System Utility Classes
 * Source: /design_handoff_full_system/Design System.dc.html
 * Loaded after index.html <style> so utility classes win cascade ties.
 * ==================================================================== */

/* ── 토큰 보강 (index.html :root 에 이미 있는 것 외 추가만) ── */
:root {
  --gold-deep: #8F4507;   /* 3D 버튼 그림자용 */
  --gold-lt: #F2A83E;
  --green-shadow: #0F5E2D;
  --red-shadow: #A41C1C;
  --blue-shadow: #1D4ED8;
  --purple: #5B5BF6;
  --purple-shadow: #4242C9;
  --oracle-purple: #A855F7;
  --verify-green: #10B981;

  /* 시장 무드 (Boom/Calm/Cloudy/Storm) */
  --mood-boom: #B8923A;
  --mood-calm: #16A34A;
  --mood-cloudy: #64748B;
  --mood-storm: #DC2626;
}

/* ──────────────────────────────────────────
   TYPOGRAPHY HELPERS
   ────────────────────────────────────────── */
.ds-display, .ds-title, h1.ds, h2.ds, h3.ds {
  font-family: var(--font-hd);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--t);
}
.ds-display { font-size: 32px; }
.ds-title   { font-size: 22px; }
.ds-eyebrow {
  font-size: 11px;
  letter-spacing: 1.5px;
  font-weight: 600;
  text-transform: uppercase;
  color:var(--acc-text);
}
.ds-mono {
  font-family: 'DM Mono', 'SF Mono', monospace;
  font-size: 13px;
  letter-spacing: 0;
}

/* ──────────────────────────────────────────
   3D BUTTONS — Duolingo style
   ────────────────────────────────────────── */
.btn3d {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: none;
  border-radius:16px;
  padding: 13px 22px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -.1px;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.btn3d:active { transform: translateY(3px); }
.btn3d:disabled { opacity: .5; cursor: not-allowed; transform: none !important; }

.btn3d-gold,
.btn3d.primary {
  background: var(--acc);
  /* 골드 배경 위 흰 글씨는 라이트 3.0:1·다크 2.0:1로 AA 미달 → 진한 잉크색 (24차) */
  color: #2B1B05;
  box-shadow: 0 4px 0 var(--gold-deep), 0 6px 14px rgba(226,124,31,.25);
}
.btn3d-gold:active,
.btn3d.primary:active { box-shadow: 0 1px 0 var(--gold-deep); }

.btn3d-green {
  background: var(--green);
  color: #fff;
  box-shadow: 0 4px 0 var(--green-shadow), 0 6px 14px rgba(21,128,61,.25);
}
.btn3d-green:active { box-shadow: 0 1px 0 var(--green-shadow); }

.btn3d-red {
  background: var(--red);
  color: #fff;
  box-shadow: 0 4px 0 var(--red-shadow), 0 6px 14px rgba(220,38,38,.25);
}
.btn3d-red:active { box-shadow: 0 1px 0 var(--red-shadow); }

.btn3d-blue {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 4px 0 var(--blue-shadow), 0 6px 14px rgba(37,99,235,.25);
}
.btn3d-blue:active { box-shadow: 0 1px 0 var(--blue-shadow); }

.btn3d-purple {
  background: var(--purple);
  color: #fff;
  box-shadow: 0 4px 0 var(--purple-shadow), 0 6px 14px rgba(91,91,246,.25);
}
.btn3d-purple:active { box-shadow: 0 1px 0 var(--purple-shadow); }

.btn3d-ghost,
.btn3d.ghost {
  background: transparent;
  color: var(--t2);
  border: 1.5px solid var(--bd2);
  box-shadow: 0 2px 0 var(--bd2);
}
.btn3d-ghost:active,
.btn3d.ghost:active { box-shadow: none; }

.btn3d-sm { padding: 9px 14px; font-size: 13px; border-radius:12px; }
.btn3d-xs { padding: 6px 10px; font-size: 12px; border-radius:8px; }

/* ──────────────────────────────────────────
   CARDS
   ────────────────────────────────────────── */
.ds-card {
  background: var(--bg2);
  border: 1.5px solid var(--bd);
  border-radius:16px;
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
}
.ds-card-hero {
  /* 표면색 기반으로 바꿔 다크 테마에서도 동작 (라이트 결과는 기존과 거의 동일) */
  background: linear-gradient(135deg, var(--bg2), color-mix(in srgb, var(--acc) 7%, var(--bg2)));
  border: 1.5px solid rgba(226,124,31,.26);
  border-radius:16px;
  padding: 16px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}
.ds-card-gold {
  background: linear-gradient(135deg, rgba(226,124,31,.10), rgba(226,124,31,.02));
  border: 1.5px solid rgba(226,124,31,.25);
  border-radius:16px;
  padding: 14px 16px;
}
.ds-card-dark {
  background: linear-gradient(135deg, #0a0e1a, #1a1530);
  border: 1px solid rgba(245,158,11,.3);
  border-radius:16px;
  color: #fff;
  padding: 18px;
  box-shadow: 0 12px 40px rgba(0,0,0,.3);
}

/* ──────────────────────────────────────────
   CHIPS · PILLS
   ────────────────────────────────────────── */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius:24px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
}
.chip-gold   { background: rgba(226,124,31,.15); color:var(--acc-text); }
.chip-green  { background: rgba(21,128,61,.12);  color: var(--green); }
.chip-red    { background: rgba(220,38,38,.12);  color: var(--red); }
.chip-blue   { background: rgba(37,99,235,.12);  color: var(--blue); }
.chip-purple { background: rgba(91,91,246,.12);  color: var(--purple); }
.chip-teal   { background: rgba(2,132,199,.12);  color: var(--teal); }
.chip-mute   { background: var(--bg3); color: var(--t3); }

/* 시장 무드 칩 (홈 마스코트 위젯) */
.chip-mood-boom    { background: rgba(184,146,58,.15);  color: var(--mood-boom); }
.chip-mood-calm    { background: rgba(22,163,74,.12);   color: var(--mood-calm); }
.chip-mood-cloudy  { background: rgba(100,116,139,.14); color: var(--mood-cloudy); }
.chip-mood-storm   { background: rgba(220,38,38,.12);   color: var(--mood-storm); }

/* ──────────────────────────────────────────
   INPUTS
   ────────────────────────────────────────── */
.ds-input,
.ds-input:focus {
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  width: 100%;
}
.ds-input {
  background: var(--bg3);
  border: 2px solid var(--bd2);
  border-radius:12px;
  padding: 13px 14px;
  color: var(--t);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.ds-input:focus {
  border-color: var(--acc);
  box-shadow: 0 0 0 3px rgba(226,124,31,.18);
}
.ds-input-sm {
  font-size: 13px;
  padding: 9px 11px;
  border-radius:8px;
  border-width: 1.5px;
}

/* ──────────────────────────────────────────
   TIER CARD (League progression)
   ────────────────────────────────────────── */
.ds-tier-card {
  background: var(--bg2);
  border: 1.5px solid var(--bd);
  border-radius:16px;
  padding: 12px 10px;
  text-align: center;
  transition: transform .15s, box-shadow .15s;
}
.ds-tier-card.current {
  border-color: var(--acc);
  box-shadow: 0 0 0 3px rgba(226,124,31,.15);
}
.ds-tier-card-emoji { font-size: 26px; line-height: 1; }
.ds-tier-card-name {
  font-family: var(--font-hd);
  font-size: 13px;
  margin-top: 4px;
}
.ds-tier-card-range {
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  color: var(--t3);
  margin-top: 2px;
}

/* ──────────────────────────────────────────
   MODAL — 표준 backdrop + card
   ────────────────────────────────────────── */
.ds-modal-bg {
  position: fixed; inset: 0;
  background: rgba(15,23,42,.5);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  animation: dsModalBgIn .24s cubic-bezier(.4,0,.2,1);
}
.ds-modal-bg.open { display: flex; }
.ds-modal-card {
  position: relative;
  background: var(--bg2);
  border-radius:16px;
  max-width: 420px;
  width: 100%;
  max-height: 90vh;
  overflow: auto;
  padding: 24px;
  box-shadow: var(--shadow-lg);
  animation: dsModalCardIn .24s cubic-bezier(.4,0,.2,1);
}
.ds-modal-close {
  position: absolute; top: 12px; right: 14px;
  background: none; border: none;
  font-size: 22px; color: var(--t3);
  cursor: pointer; padding: 4px 8px;
}
@keyframes dsModalBgIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes dsModalCardIn {
  from { opacity: 0; transform: translateY(8px) scale(.98); }
  to { opacity: 1; transform: none; }
}

/* ──────────────────────────────────────────
   STAT CARD (Admin / 통계)
   ────────────────────────────────────────── */
.ds-stat {
  background: var(--bg2);
  border-radius:12px;
  padding: 12px 14px;
  border: 1px solid var(--bd);
}
.ds-stat-lbl {
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--t3);
  text-transform: uppercase;
  font-weight: 600;
}
.ds-stat-val {
  font-family: var(--font-hd);
  font-size: 22px;
  color: var(--t);
  margin-top: 4px;
  line-height: 1.1;
}
.ds-stat-sub {
  font-size: 11px;
  color: var(--t3);
  margin-top: 2px;
}

/* ──────────────────────────────────────────
   VERIFY BADGE (인증서 등)
   ────────────────────────────────────────── */
.ds-verify {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--verify-green);
  font-weight: 600; font-size: 11px;
  letter-spacing: .3px;
}
.ds-verify-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--verify-green);
  box-shadow: 0 0 0 3px rgba(16,185,129,.25);
  animation: dsPulse 1.8s ease infinite;
}
@keyframes dsPulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(16,185,129,.25); }
  50% { box-shadow: 0 0 0 6px rgba(16,185,129,.10); }
}

/* ──────────────────────────────────────────
   SECTION DIVIDER
   ────────────────────────────────────────── */
.ds-section-h {
  font-family: var(--font-hd);
  font-size: 14px;
  color: var(--t);
  margin: 18px 0 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--bd);
}

/* ──────────────────────────────────────────
   ANIMATION PRIMITIVES
   ────────────────────────────────────────── */
@keyframes dsBob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
@keyframes dsSlideUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.ds-bob { animation: dsBob 3s ease-in-out infinite; }
.ds-slide-up { animation: dsSlideUp .3s cubic-bezier(.4,0,.2,1); }