/* ============================================================
   Anagramus — Wizarding World Theme Stylesheet
   ============================================================ */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  --bg-dark:      #0d0f1a;
  --bg-mid:       #141828;
  --bg-panel:     #1a1f35;
  --parchment:    #f5e6c8;
  --parchment-dk: #e8d5a8;
  --gold:         #d4af37;
  --gold-light:   #f0d060;
  --gold-dim:     #9a7d20;
  --teal:         #2a8080;
  --teal-light:   #3db8b8;
  --purple:       #6b3fa0;
  --purple-light: #9b6fcc;
  --green-magic:  #2ecc71;
  --red-magic:    #e74c3c;
  --text-main:    #f0e8d8;
  --text-dim:     #a09080;
  --tile-bg:      #232845;
  --tile-border:  #3d4a7a;
  --tile-hover:   #2e3660;
  --tile-glow:    rgba(212, 175, 55, 0.4);
  --shadow-gold:  0 0 20px rgba(212, 175, 55, 0.3);
  --font-title:   'Georgia', 'Times New Roman', serif;
  --font-body:    'Segoe UI', system-ui, sans-serif;
  --radius:       10px;
  --radius-lg:    18px;
  --anim-fast:    0.15s;
  --anim-mid:     0.3s;
  --anim-slow:    0.6s;
}

/* ── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text-main);
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

button { cursor: pointer; font-family: inherit; border: none; outline: none; }
button:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

/* ── Screen System ─────────────────────────────────────────── */
.screen {
  position: fixed; inset: 0;
  display: flex; flex-direction: column; align-items: center;
  overflow-y: auto; overflow-x: hidden;
  opacity: 0; pointer-events: none;
  transition: opacity var(--anim-mid) ease;
}
.screen.active { opacity: 1; pointer-events: all; }

/* ── Particles Layer ───────────────────────────────────────── */
#particles {
  position: fixed; inset: 0;
  pointer-events: none; overflow: hidden; z-index: 0;
}

.particle {
  position: absolute;
  bottom: -20px;
  animation: particle-rise linear infinite;
  pointer-events: none;
  color: var(--gold-light);
  text-shadow: 0 0 6px var(--gold);
}

@keyframes particle-rise {
  0%   { transform: translateY(0) rotate(0deg);   opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(-105vh) rotate(360deg); opacity: 0; }
}

/* ────────────────────────────────────────────────────────────
   SPLASH SCREEN
   ──────────────────────────────────────────────────────────── */
#screen-splash {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(107,63,160,0.35) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(42,128,128,0.3) 0%, transparent 50%),
    linear-gradient(180deg, #0a0c18 0%, #0d1020 50%, #0f1225 100%);
  justify-content: center;
  gap: 0;
}

.splash-inner {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  width: 100%; max-width: 420px;
  padding: 40px 24px 60px;
  gap: 0;
}

/* Stars in background */
#screen-splash::before {
  content: '';
  position: fixed; inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 15%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 25%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 40% 60%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 85% 45%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 15% 80%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 60% 90%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 30% 35%, rgba(212,175,55,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 70%, rgba(212,175,55,0.2) 0%, transparent 100%);
  pointer-events: none; z-index: 0;
  animation: stars-twinkle 4s ease-in-out infinite alternate;
}
@keyframes stars-twinkle {
  from { opacity: 0.6; } to { opacity: 1; }
}

/* Crest / emblem */
.splash-crest {
  font-size: 56px;
  margin-bottom: 16px;
  filter: drop-shadow(0 0 20px rgba(212,175,55,0.6));
  animation: crest-float 3s ease-in-out infinite;
}
@keyframes crest-float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Title */
#splash-title {
  font-family: var(--font-title);
  font-size: clamp(2.2rem, 10vw, 4.5rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--gold);
  text-shadow:
    0 0 30px rgba(212,175,55,0.8),
    0 0 60px rgba(212,175,55,0.4),
    2px 2px 4px rgba(0,0,0,0.8);
  margin-bottom: 6px;
  display: flex; gap: 2px;
  flex-wrap: nowrap;
}

.title-letter {
  display: inline-block;
  transition: transform var(--anim-mid), color var(--anim-mid);
}
.title-letter.settling { transform: scale(1.3) rotate(-8deg); color: var(--teal-light); }
.title-letter.settled  { animation: letter-settle 0.4s cubic-bezier(0.34,1.56,0.64,1); }
@keyframes letter-settle {
  0%  { transform: scale(1.4) rotate(5deg); }
  100%{ transform: scale(1) rotate(0deg); }
}

.splash-tagline {
  font-size: 0.9rem;
  color: var(--text-dim);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 48px;
  font-style: italic;
}

/* Splash Buttons */
.splash-buttons {
  display: flex; flex-direction: column;
  gap: 14px; width: 100%;
}

.btn-primary {
  display: flex; align-items: center; justify-content: center;
  gap: 10px;
  padding: 16px 24px;
  background: linear-gradient(135deg, #3d2a6e, #5b3d9e);
  border: 2px solid var(--gold-dim);
  border-radius: var(--radius-lg);
  color: var(--parchment);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: all var(--anim-fast);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.1);
}
.btn-primary:hover, .btn-primary:active {
  background: linear-gradient(135deg, #4e338a, #6d4db5);
  border-color: var(--gold);
  box-shadow: var(--shadow-gold), 0 4px 20px rgba(0,0,0,0.4);
  transform: translateY(-1px);
}

.btn-primary.btn-daily {
  background: linear-gradient(135deg, #1a3a2a, #24593d);
  border-color: #2d7a4f;
}
.btn-primary.btn-daily:hover {
  background: linear-gradient(135deg, #204a34, #2e704c);
  border-color: var(--green-magic);
  box-shadow: 0 0 20px rgba(46,204,113,0.3), 0 4px 20px rgba(0,0,0,0.4);
}

.btn-secondary {
  display: flex; align-items: center; justify-content: center;
  gap: 8px;
  padding: 13px 20px;
  background: transparent;
  border: 1.5px solid var(--tile-border);
  border-radius: var(--radius-lg);
  color: var(--text-dim);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  transition: all var(--anim-fast);
}
.btn-secondary:hover {
  border-color: var(--gold-dim);
  color: var(--parchment);
  background: rgba(212,175,55,0.05);
}

.splash-secondary-row {
  display: flex; gap: 12px; width: 100%;
}
.splash-secondary-row .btn-secondary { flex: 1; }

/* ────────────────────────────────────────────────────────────
   GAME SCREEN
   ──────────────────────────────────────────────────────────── */
#screen-game {
  background:
    radial-gradient(ellipse at 50% -10%, rgba(107,63,160,0.25) 0%, transparent 55%),
    linear-gradient(180deg, #0d0f1a 0%, #0f1225 100%);
  justify-content: flex-start;
  padding-bottom: 20px;
}

.game-header {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; max-width: 500px;
  padding: 12px 16px 10px;
  position: sticky; top: 0; z-index: 10;
  background: linear-gradient(to bottom, rgba(13,15,26,0.95), transparent);
}

#game-mode-label {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-dim);
  font-weight: 600;
}

.btn-icon {
  background: transparent;
  border: 1.5px solid var(--tile-border);
  border-radius: 50%;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: var(--text-dim);
  transition: all var(--anim-fast);
}
.btn-icon:hover { border-color: var(--gold-dim); color: var(--gold); }

/* Tries */
#tries-container {
  display: flex; gap: 6px; justify-content: center;
  margin: 6px 0 10px;
  font-size: 1.3rem;
}
.try-pip { transition: transform 0.2s; }
.try-pip.active { filter: drop-shadow(0 0 6px #f39c12); }
.try-pip.used   { opacity: 0.4; }

/* Game main area */
.game-main {
  display: flex; flex-direction: column; align-items: center;
  width: 100%; max-width: 500px;
  padding: 0 16px;
  flex: 1;
  gap: 20px;
  position: relative; z-index: 1;
}

/* Scrambled tiles */
#tiles-container {
  display: flex; flex-wrap: wrap; gap: 8px;
  justify-content: center;
  min-height: 56px;
  padding: 4px;
}

.tile {
  width: 52px; height: 52px;
  background: linear-gradient(145deg, #2a3060, #1e2548);
  border: 2px solid var(--tile-border);
  border-radius: var(--radius);
  color: var(--parchment);
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--anim-fast);
  box-shadow: 0 4px 12px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.08);
  cursor: pointer;
}

.tile:not(:disabled):hover {
  background: linear-gradient(145deg, #343870, #283060);
  border-color: var(--gold-dim);
  transform: translateY(-2px);
  box-shadow: var(--tile-glow), 0 6px 16px rgba(0,0,0,0.5);
}

.tile:disabled { opacity: 0.4; cursor: default; }

.tile.hint-locked {
  background: linear-gradient(145deg, #2a4060, #1e3048);
  border-color: var(--teal-light);
  color: var(--teal-light);
  box-shadow: 0 0 10px rgba(61,184,184,0.3);
  opacity: 1;
}

.tile.tile-used {
  opacity: 0; transform: scale(0.6);
  transition: all 0.2s;
}

.tile.tile-reveal {
  animation: tile-pop var(--anim-mid) cubic-bezier(0.34,1.56,0.64,1) both;
  border-color: var(--gold);
  color: var(--gold);
  background: linear-gradient(145deg, #302010, #1a1200);
}
@keyframes tile-pop {
  0%  { transform: scale(0) rotate(-20deg); opacity: 0; }
  100%{ transform: scale(1) rotate(0deg);   opacity: 1; }
}

/* Enchant wiggle */
.tile.enchant {
  animation: tile-enchant 0.5s ease-in-out;
}
@keyframes tile-enchant {
  0%,100% { transform: rotate(0deg); }
  20%  { transform: rotate(-5deg) scale(1.05); }
  40%  { transform: rotate(5deg)  scale(1.05); }
  60%  { transform: rotate(-4deg); }
  80%  { transform: rotate(4deg); }
}

/* Answer boxes */
#answer-container {
  display: flex; flex-wrap: wrap; gap: 8px;
  justify-content: center;
  transition: transform 0.15s;
}

.answer-box {
  width: 52px; height: 56px;
  background: rgba(26,31,53,0.8);
  border: 2px solid var(--tile-border);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--parchment);
  transition: all var(--anim-fast);
  cursor: pointer;
  box-shadow: inset 0 2px 6px rgba(0,0,0,0.3);
}
.answer-box:hover { border-color: var(--gold-dim); }
.answer-box.filled { border-color: var(--gold-dim); background: rgba(40,35,15,0.6); }
.answer-box.hinted { border-color: var(--teal-light); color: var(--teal-light); background: rgba(15,40,40,0.6); cursor: default; }
.answer-box.revealed {
  background: rgba(10,30,10,0.7);
  border-color: var(--gold);
  color: var(--gold);
  animation: box-reveal 0.35s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes box-reveal {
  0% { transform: scale(0.8); }
  100%{ transform: scale(1); }
}

/* Flash animations */
.answer-box.flash-correct {
  background: rgba(20,80,30,0.8) !important;
  border-color: var(--green-magic) !important;
  color: var(--green-magic) !important;
  box-shadow: 0 0 14px rgba(46,204,113,0.6) !important;
}
.answer-box.flash-wrong {
  background: rgba(80,10,10,0.8) !important;
  border-color: var(--red-magic) !important;
  color: var(--red-magic) !important;
  box-shadow: 0 0 10px rgba(231,76,60,0.5) !important;
}

/* Shake animation */
#answer-container.shake {
  animation: shake 0.45s cubic-bezier(.36,.07,.19,.97);
}
@keyframes shake {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(4px); }
  30%, 50%, 70% { transform: translateX(-4px); }
  40%, 60% { transform: translateX(4px); }
}

/* Sparkles layer */
#game-sparkles {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 20;
  overflow: hidden;
}
.sparkle {
  position: absolute;
  font-size: 1.4rem;
  animation: sparkle-burst 1.2s ease-out forwards;
  pointer-events: none;
}
@keyframes sparkle-burst {
  0%  { transform: scale(0) rotate(0deg);    opacity: 1; }
  50% { transform: scale(1.5) rotate(180deg);opacity: 1; }
  100%{ transform: scale(0.5) rotate(360deg) translateY(-60px); opacity: 0; }
}

/* Action buttons row */
.game-actions {
  display: flex; gap: 10px; width: 100%;
  justify-content: center;
}

.btn-game-action {
  flex: 1; max-width: 140px;
  padding: 12px 8px;
  border-radius: var(--radius-lg);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1.5px solid;
  transition: all var(--anim-fast);
}

.btn-hint {
  background: transparent;
  border-color: var(--teal);
  color: var(--teal-light);
}
.btn-hint:hover:not(:disabled) {
  background: rgba(42,128,128,0.15);
  border-color: var(--teal-light);
}
.btn-hint:disabled { opacity: 0.45; cursor: default; }

.btn-shuffle {
  background: transparent;
  border-color: var(--tile-border);
  color: var(--text-dim);
}
.btn-shuffle:hover {
  border-color: var(--gold-dim);
  color: var(--parchment);
}

.btn-cast {
  background: linear-gradient(135deg, #4a1c7a, #6b3fa0);
  border-color: var(--purple-light);
  color: var(--parchment);
  flex: 2; max-width: 200px;
  font-size: 1rem;
  box-shadow: 0 0 12px rgba(107,63,160,0.3);
}
.btn-cast:hover:not(:disabled) {
  background: linear-gradient(135deg, #5b2590, #7b4fb0);
  border-color: var(--gold);
  box-shadow: var(--shadow-gold);
  transform: translateY(-1px);
}
.btn-cast:disabled { opacity: 0.4; cursor: default; transform: none; }


/* Practice overlays */
.practice-overlay {
  position: fixed; inset: 0;
  background: rgba(5,8,20,0.88);
  display: flex; align-items: center; justify-content: center;
  z-index: 50; opacity: 0; pointer-events: none;
  transition: opacity var(--anim-mid);
}
.practice-overlay.active { opacity: 1; pointer-events: all; }

.practice-overlay-card {
  background: linear-gradient(145deg, #1a1f38, #141828);
  border: 2px solid var(--tile-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  max-width: 340px; width: 90%;
  text-align: center;
  display: flex; flex-direction: column; gap: 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.7);
}
.practice-overlay-card .overlay-icon { font-size: 3rem; }
.practice-overlay-card h2 { font-size: 1.5rem; color: var(--gold); font-family: var(--font-title); }
.practice-overlay-card p  { color: var(--text-dim); font-size: 0.95rem; }

.overlay-buttons { display: flex; flex-direction: column; gap: 10px; }

/* ────────────────────────────────────────────────────────────
   RESULT SCREEN
   ──────────────────────────────────────────────────────────── */
#screen-result {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(46,204,113,0.15) 0%, transparent 50%),
    linear-gradient(180deg, #0a0f1a 0%, #0d1020 100%);
  justify-content: flex-start;
  padding: 20px 16px 60px;
  gap: 24px;
}

.result-inner {
  display: flex; flex-direction: column; align-items: center;
  width: 100%; max-width: 420px;
  margin: 0 auto;
  gap: 20px;
}

#result-title {
  font-family: var(--font-title);
  font-size: 2.4rem;
  color: var(--gold);
  text-align: center;
  text-shadow: var(--shadow-gold);
}
#result-subtitle {
  color: var(--text-dim);
  text-align: center;
  font-size: 1rem;
}

#result-share-box {
  background: rgba(26,31,53,0.8);
  border: 1.5px solid var(--tile-border);
  border-radius: var(--radius);
  padding: 20px;
  font-size: 1rem;
  line-height: 1.8;
  white-space: pre-wrap;
  color: var(--parchment);
  width: 100%;
  text-align: left;
  display: none;
}

#result-countdown-wrap {
  text-align: center;
}
#result-countdown-wrap p {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 8px;
}
#result-countdown {
  font-family: var(--font-title);
  font-size: 2.8rem;
  color: var(--gold);
  text-shadow: var(--shadow-gold);
  letter-spacing: 0.08em;
}

.result-buttons {
  display: flex; flex-direction: column; gap: 12px; width: 100%;
}

/* ────────────────────────────────────────────────────────────
   STATS SCREEN
   ──────────────────────────────────────────────────────────── */
#screen-stats {
  background: linear-gradient(180deg, #0a0c18 0%, #0d1020 100%);
  justify-content: flex-start;
  padding: 20px 16px 60px;
}

.stats-inner {
  display: flex; flex-direction: column; align-items: center;
  width: 100%; max-width: 420px;
  margin: 0 auto;
  gap: 24px;
}

.stats-title {
  font-family: var(--font-title);
  font-size: 2rem;
  color: var(--gold);
  text-align: center;
  text-shadow: var(--shadow-gold);
  letter-spacing: 0.08em;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  width: 100%;
}

.stat-card {
  background: linear-gradient(145deg, #1e2240, #161a32);
  border: 1.5px solid var(--tile-border);
  border-radius: var(--radius-lg);
  padding: 20px 16px;
  text-align: center;
  display: flex; flex-direction: column; gap: 8px;
  transition: border-color var(--anim-fast), box-shadow var(--anim-fast);
}
.stat-card:hover {
  border-color: var(--gold-dim);
  box-shadow: var(--shadow-gold);
}

.stat-icon { font-size: 1.8rem; }
.stat-value {
  font-family: var(--font-title);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

/* ────────────────────────────────────────────────────────────
   HOW TO PLAY SCREEN
   ──────────────────────────────────────────────────────────── */
#screen-howto {
  background: linear-gradient(180deg, #0a0c18 0%, #0d1020 100%);
  justify-content: flex-start;
  padding: 20px 16px 60px;
}

.howto-inner {
  display: flex; flex-direction: column; align-items: center;
  width: 100%; max-width: 420px;
  margin: 0 auto;
  gap: 20px;
}

.howto-title {
  font-family: var(--font-title);
  font-size: 2rem;
  color: var(--gold);
  text-align: center;
  text-shadow: var(--shadow-gold);
}

.howto-card {
  background: linear-gradient(145deg, #1e2240, #161a32);
  border: 1.5px solid var(--tile-border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  width: 100%;
}

.howto-rules {
  list-style: none;
  display: flex; flex-direction: column; gap: 14px;
}

.howto-rules li {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--text-main);
}
.howto-rules .rule-icon {
  font-size: 1.2rem; min-width: 26px; text-align: center;
}
.howto-rules strong { color: var(--gold); }

/* ────────────────────────────────────────────────────────────
   SHARED / UTILITY
   ──────────────────────────────────────────────────────────── */
.btn-back-splash {
  display: flex; align-items: center; gap: 8px;
  background: transparent;
  border: 1.5px solid var(--tile-border);
  border-radius: var(--radius-lg);
  padding: 11px 18px;
  color: var(--text-dim);
  font-size: 0.9rem;
  transition: all var(--anim-fast);
  align-self: flex-start;
}
.btn-back-splash:hover { border-color: var(--gold-dim); color: var(--parchment); }

.btn-copy {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 20px;
  background: linear-gradient(135deg, #1a3a2a, #245038);
  border: 1.5px solid #2d7a4f;
  border-radius: var(--radius-lg);
  color: var(--parchment);
  font-size: 0.95rem;
  font-weight: 600;
  transition: all var(--anim-fast);
}
.btn-copy:hover {
  background: linear-gradient(135deg, #204a34, #2e6048);
  border-color: var(--green-magic);
  box-shadow: 0 0 16px rgba(46,204,113,0.25);
}

/* Divider */
.divider {
  width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--tile-border), transparent);
}

/* Scroll hint for short screens */
@media (max-height: 700px) {
  .splash-crest { font-size: 40px; margin-bottom: 10px; }
  #splash-title { font-size: 2.4rem; }
  .splash-tagline { margin-bottom: 28px; }
  .btn-primary { padding: 13px 20px; }
}

@media (max-width: 480px) {
  #splash-title { font-size: 2rem; letter-spacing: 0.06em; }
  .tile { width: 42px; height: 42px; font-size: 1.15rem; }
  .answer-box { width: 42px; height: 46px; font-size: 1.2rem; }
  #tiles-container, #answer-container { gap: 6px; }
}

@media (max-width: 420px) {
  .tile { width: 36px; height: 36px; font-size: 1.05rem; }
  .answer-box { width: 36px; height: 40px; font-size: 1.1rem; }
  #tiles-container, #answer-container { gap: 4px; }
}

/* ── Parchment panel texture overlay (subtle) ────────────────*/
.panel-parchment {
  position: relative;
  background: linear-gradient(145deg, #1a1f38, #141828);
  border: 1.5px solid var(--tile-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.panel-parchment::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.6;
}

/* ── Loading / transitions ───────────────────────────────────*/
.fade-in { animation: fadeIn var(--anim-mid) ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* Round transition */
.round-entering { animation: roundIn 0.5s cubic-bezier(0.34,1.56,0.64,1); }
@keyframes roundIn {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: scale(1); }
}