/* ============================================
   Oracle — Tool-specific Styles
   Vị Thần Quyết Định (The Decision Oracle)
   ============================================ */

/* Override: allow inner horizontal scroll containers (body overflow-x:hidden blocks them on iOS) */
body {
  overflow-x: clip;
}

/* ── CSS Custom Properties ─────────────────── */
:root {
  --oracle-gold:           #f59e0b;
  --oracle-gold-light:     #fcd34d;
  --oracle-gold-glow:      rgba(245, 158, 11, 0.45);
  --oracle-purple-deep:    #4c1d95;
  --oracle-purple-mid:     #7c3aed;
  --oracle-purple-bright:  #a78bfa;
  --oracle-sigil-gradient: linear-gradient(135deg, #f59e0b, #a855f7, #6366f1);

  /* Answer category accent colors */
  --oracle-yes-color:      #f59e0b;
  --oracle-yes-bg:         rgba(245, 158, 11, 0.15);
  --oracle-yes-border:     rgba(245, 158, 11, 0.40);

  --oracle-no-color:       #ef4444;
  --oracle-no-bg:          rgba(239, 68, 68, 0.15);
  --oracle-no-border:      rgba(239, 68, 68, 0.40);

  --oracle-maybe-color:    #94a3b8;
  --oracle-maybe-bg:       rgba(148, 163, 184, 0.12);
  --oracle-maybe-border:   rgba(148, 163, 184, 0.35);

  --oracle-ominous-color:  #c084fc;
  --oracle-ominous-bg:     rgba(192, 132, 252, 0.12);
  --oracle-ominous-border: rgba(192, 132, 252, 0.40);
}

/* ── Keyframe Animations ────────────────────── */

/* Ring continuous spin (used infinite) */
@keyframes oracleRingRotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* Sigil scale + glow during summoning phase */
@keyframes oracleSummon {
  0%   { transform: scale(1);    box-shadow: 0 0 20px var(--oracle-gold-glow); }
  30%  { transform: scale(1.12); box-shadow: 0 0 60px var(--oracle-gold-glow), 0 0 80px rgba(168, 85, 247, 0.3); }
  60%  { transform: scale(1.08); box-shadow: 0 0 40px var(--oracle-gold-glow); }
  100% { transform: scale(1.15); box-shadow: 0 0 80px var(--oracle-gold-glow), 0 0 120px rgba(168, 85, 247, 0.4); }
}

/* Quick scale burst at reveal moment */
@keyframes oracleRevealFlash {
  0%   { transform: scale(1.15); }
  40%  { transform: scale(1.4);  box-shadow: 0 0 120px rgba(245, 158, 11, 0.8), 0 0 60px rgba(255,255,255,0.4); }
  70%  { transform: scale(0.9);  }
  100% { transform: scale(1);    }
}

/* Gentle ambient pulse in RESULT state */
@keyframes oracleIdlePulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 20px var(--oracle-gold-glow);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 0 40px var(--oracle-gold-glow), 0 0 60px rgba(168, 85, 247, 0.25);
  }
}

/* Answer text fade-in reveal (letter-spacing removed to avoid reflow-flicker) */
@keyframes oracleTextReveal {
  0%   { opacity: 0; transform: translateY(4px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Answer card border glow (category colored — set via inline CSS var) */
@keyframes oracleCardBorderGlow {
  0%, 100% { box-shadow: 0 0 0 1px var(--card-border-color, rgba(245,158,11,0.4)); }
  50%       { box-shadow: 0 0 20px 2px var(--card-glow-color, rgba(245,158,11,0.25)); }
}

/* Ambient background blob drift */
@keyframes oracleBlobDrift {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(30px, -30px) scale(1.1); }
}

/* Input shake on empty submission */
@keyframes oracleInputShake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-8px); }
  40%       { transform: translateX(8px); }
  60%       { transform: translateX(-5px); }
  80%       { transform: translateX(5px); }
}

/* Category chip entrance */
@keyframes oracleChipIn {
  0%   { opacity: 0; transform: scale(0.8) translateY(8px); }
  100% { opacity: 1; transform: scale(1)   translateY(0); }
}

/* ── Ambient Background ─────────────────────── */

#oracle-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.oracle-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.12;
  pointer-events: none;
}

.oracle-blob--gold {
  width: 280px;
  height: 280px;
  background: #f59e0b;
  top: -80px;
  left: -80px;
  animation: oracleBlobDrift 10s ease-in-out infinite alternate;
}

.oracle-blob--purple {
  width: 320px;
  height: 320px;
  background: #7c3aed;
  bottom: -100px;
  right: -100px;
  animation: oracleBlobDrift 13s ease-in-out infinite alternate-reverse;
}

#oracle-particles {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* ── Oracle Sigil ───────────────────────────── */

.oracle-sigil-wrap {
  position: relative;
  width: 180px;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.oracle-sigil {
  position: relative;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.2) 0%, transparent 70%);
  will-change: transform, box-shadow;
  transition: box-shadow 0.3s ease;
}

/* Outer ring — dashed gold, slow clockwise */
.oracle-sigil__ring--outer {
  position: absolute;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 2px dashed var(--oracle-gold);
  opacity: 0.7;
  animation: oracleRingRotate 8s linear infinite;
  will-change: transform;
}

/* Inner ring — solid purple, counter-clockwise */
.oracle-sigil__ring--inner {
  position: absolute;
  width: 114px;
  height: 114px;
  border-radius: 50%;
  border: 1px solid var(--oracle-purple-bright);
  opacity: 0.6;
  animation: oracleRingRotate 5s linear infinite reverse;
  will-change: transform;
}

/* Icon — eye of god */
.oracle-sigil__icon {
  font-size: 2.5rem;
  color: var(--oracle-gold);
  text-shadow: 0 0 20px var(--oracle-gold-glow);
  position: relative;
  z-index: 1;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

/* SUMMONING phase */
.oracle-sigil--summoning {
  animation: oracleSummon 1.8s ease-in-out forwards;
}

.oracle-sigil--summoning .oracle-sigil__ring--outer {
  animation-duration: 2s;
  opacity: 1;
  border-color: var(--oracle-gold-light);
}

.oracle-sigil--summoning .oracle-sigil__ring--inner {
  animation-duration: 1.2s;
  opacity: 0.9;
  border-color: #fff;
}

.oracle-sigil--summoning .oracle-sigil__icon {
  opacity: 0.5;
  transform: scale(1.2);
}

/* REVEAL phase */
.oracle-sigil--reveal {
  animation: oracleRevealFlash 0.5s ease-out forwards;
}

/* RESULT phase — ambient idle */
.oracle-sigil--result {
  animation: oracleIdlePulse 3s ease-in-out infinite;
}

/* ── Question Echo ──────────────────────────── */

.oracle-question-echo {
  font-size: 0.95rem;
  color: rgba(148, 163, 184, 0.9);
  font-style: italic;
  text-align: center;
  max-width: 340px;
  padding: 0.4rem 1rem;
  border-radius: 2rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  animation: oracleChipIn 0.4s ease-out forwards;
}

/* ── Answer Card ────────────────────────────── */

.oracle-answer-card {
  max-width: 420px;
  width: 100%;
  text-align: center;
  padding: 1rem;
  border-radius: 1rem;
  /* default border — overridden by category modifier */
  border: 1px solid rgba(255, 255, 255, 0.1);
  animation: oracleCardBorderGlow 2s ease-in-out infinite;
}

/* Category modifier classes */
.oracle-answer-card--yes {
  --card-border-color: var(--oracle-yes-border);
  --card-glow-color:   rgba(245, 158, 11, 0.2);
  background: var(--oracle-yes-bg);
  border-color: var(--oracle-yes-border);
}

.oracle-answer-card--no {
  --card-border-color: var(--oracle-no-border);
  --card-glow-color:   rgba(239, 68, 68, 0.2);
  background: var(--oracle-no-bg);
  border-color: var(--oracle-no-border);
}

.oracle-answer-card--maybe {
  --card-border-color: var(--oracle-maybe-border);
  --card-glow-color:   rgba(148, 163, 184, 0.15);
  background: var(--oracle-maybe-bg);
  border-color: var(--oracle-maybe-border);
}

.oracle-answer-card--ominous {
  --card-border-color: var(--oracle-ominous-border);
  --card-glow-color:   rgba(192, 132, 252, 0.2);
  background: var(--oracle-ominous-bg);
  border-color: var(--oracle-ominous-border);
}

/* Category chip */
.oracle-category-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  animation: oracleChipIn 0.3s ease-out 0.1s both;
}

.oracle-category-chip--yes {
  background: var(--oracle-yes-bg);
  color: var(--oracle-yes-color);
  border: 1px solid var(--oracle-yes-border);
}

.oracle-category-chip--no {
  background: var(--oracle-no-bg);
  color: var(--oracle-no-color);
  border: 1px solid var(--oracle-no-border);
}

.oracle-category-chip--maybe {
  background: var(--oracle-maybe-bg);
  color: var(--oracle-maybe-color);
  border: 1px solid var(--oracle-maybe-border);
}

.oracle-category-chip--ominous {
  background: var(--oracle-ominous-bg);
  color: var(--oracle-ominous-color);
  border: 1px solid var(--oracle-ominous-border);
}

/* Answer text */
.oracle-answer-card__text {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 1rem;
  animation: oracleTextReveal 0.6s ease-out forwards;
}

/* Result action buttons row */
.oracle-result-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Controls Area ──────────────────────────── */

/* Preset question chips — horizontal scroll row */
.oracle-presets {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: 0.5rem;
  /* Enable touch scrolling on iOS */
  touch-action: pan-x;
  -webkit-overflow-scrolling: touch;
  /* Desktop: hint that the row is draggable */
  cursor: grab;
  /* Visible thin scrollbar so users know the row is scrollable */
  scrollbar-width: thin;
  scrollbar-color: rgba(139, 92, 246, 0.4) transparent;
}

.oracle-presets::-webkit-scrollbar {
  height: 6px;
}

.oracle-presets::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 3px;
}

.oracle-presets::-webkit-scrollbar-thumb {
  background: rgba(139, 92, 246, 0.4);
  border-radius: 3px;
}

.oracle-presets::-webkit-scrollbar-thumb:hover {
  background: rgba(139, 92, 246, 0.6);
}

.oracle-preset-chip {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--oracle-purple-bright);
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(124, 58, 237, 0.3);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
  flex-shrink: 0;
}

.oracle-preset-chip:hover {
  background: rgba(124, 58, 237, 0.25);
  border-color: rgba(124, 58, 237, 0.5);
  transform: translateY(-1px);
}

.oracle-preset-chip:active {
  transform: translateY(0);
}

/* Question input wrapper (character counter positioning) */
.oracle-input-wrap {
  position: relative;
}

.oracle-char-count {
  position: absolute;
  right: 0.75rem;
  bottom: 0.6rem;
  font-size: 0.7rem;
  color: var(--text-secondary);
  pointer-events: none;
  transition: color 0.2s ease;
}

.oracle-char-count--limit {
  color: #ef4444;
}

/* Slight right padding on input to not overlap counter */
.oracle-question-input {
  padding-right: 4.5rem;
}

/* Input shake on empty submit */
.oracle-input-shake {
  animation: oracleInputShake 0.4s ease-in-out;
  border-color: rgba(239, 68, 68, 0.6) !important;
}

/* Ask button — special gold/purple gradient override */
.oracle-ask-btn {
  background: linear-gradient(135deg, #d97706, #9333ea);
  font-weight: 700;
  letter-spacing: 0.04em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.oracle-ask-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(217, 119, 6, 0.4), 0 4px 15px rgba(147, 51, 234, 0.3);
}

.oracle-ask-btn:active:not(:disabled) {
  transform: translateY(0);
}

/* Icon-only secondary buttons */
.oracle-icon-btn {
  padding: 0.75rem;
  min-width: 2.75rem;
  justify-content: center;
}

/* Share / history buttons — disabled state */
.oracle-icon-btn[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ── History Popup (Swal custom) ────────────── */

.oracle-history-popup {
  max-height: 90vh;
}

.oracle-history-list {
  max-height: 55vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  scrollbar-width: thin;
  scrollbar-color: rgba(139, 92, 246, 0.4) transparent;
}

.oracle-history-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.75rem;
  padding: 0.75rem;
  text-align: left;
}

.oracle-history-question {
  font-size: 0.85rem;
  color: #cbd5e1;
  margin: 0.25rem 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.oracle-history-answer {
  font-size: 0.8rem;
  color: #94a3b8;
  margin: 0.2rem 0 0.35rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.oracle-history-ts {
  font-size: 0.7rem;
  color: #64748b;
}

.oracle-history-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.oracle-history-reask {
  background: none;
  border: none;
  color: var(--oracle-purple-bright);
  cursor: pointer;
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 0.35rem;
  transition: background 0.15s;
  flex-shrink: 0;
}

.oracle-history-reask:hover {
  background: rgba(167, 139, 250, 0.15);
}

.oracle-history-footer {
  margin-top: 0.75rem;
  text-align: center;
}

/* ── Responsive ─────────────────────────────── */

/* Mobile: smaller sigil */
@media (max-width: 639px) {
  .oracle-sigil-wrap {
    width: 130px;
    height: 130px;
  }

  .oracle-sigil {
    width: 120px;
    height: 120px;
  }

  .oracle-sigil__ring--outer {
    width: 120px;
    height: 120px;
  }

  .oracle-sigil__ring--inner {
    width: 86px;
    height: 86px;
  }

  .oracle-sigil__icon {
    font-size: 1.9rem;
  }

  .oracle-answer-card {
    max-width: 100%;
  }

  .oracle-answer-card__text {
    font-size: 1rem;
  }
}

@media (min-width: 640px) and (max-width: 1023px) {
  .oracle-sigil-wrap {
    width: 160px;
    height: 160px;
  }

  .oracle-sigil {
    width: 148px;
    height: 148px;
  }

  .oracle-sigil__ring--outer {
    width: 148px;
    height: 148px;
  }

  .oracle-sigil__ring--inner {
    width: 106px;
    height: 106px;
  }
}

/* ── Reduced Motion ─────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .oracle-sigil__ring--outer,
  .oracle-sigil__ring--inner,
  .oracle-blob--gold,
  .oracle-blob--purple {
    animation: none;
  }

  .oracle-sigil--summoning,
  .oracle-sigil--reveal,
  .oracle-sigil--result {
    animation: none;
  }

  .oracle-answer-card__text {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .oracle-category-chip {
    animation: none;
    opacity: 1;
  }

  .oracle-question-echo {
    animation: none;
    opacity: 1;
  }
}