/* =====================================================
   WORDLE – CUSTOM WORD   |   Premium Dark UI
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

/* ---- Design Tokens ---- */
:root {
  /* Backgrounds */
  --bg:         #0f0f11;
  --surface:    #1c1c1f;
  --surface-2:  #242428;
  --surface-3:  #2c2c31;

  /* Borders */
  --border:     #2e2e34;
  --border-hi:  #48484f;

  /* Tile status colors */
  --green:      #4ade80;
  --green-bg:   #14532d;
  --yellow:     #fbbf24;
  --yellow-bg:  #78350f;
  --gray:       #71717a;
  --gray-bg:    #27272a;

  /* Text */
  --text:       #f4f4f5;
  --text-muted: #a1a1aa;
  --text-dim:   #52525b;

  /* Accent (indigo-violet) */
  --accent:     #a78bfa;
  --accent-2:   #7c3aed;
  --accent-glow:rgba(167,139,250,.25);

  /* Misc */
  --radius:     8px;
  --radius-lg:  14px;
  --radius-xl:  20px;
  --shadow:     0 4px 24px rgba(0,0,0,.45);
  --shadow-lg:  0 8px 48px rgba(0,0,0,.6);

  /* Set by JS */
  --tile-size: 62px;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
button { cursor: pointer; font-family: inherit; border: none; }
input  { font-family: inherit; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  /* Subtle radial accent glow at top */
  background-image:
    radial-gradient(ellipse 90% 45% at 50% 0%,
      rgba(167,139,250,.07) 0%, transparent 70%);
}

/* =====================================================
   TOAST
   ===================================================== */
#toast {
  position: fixed;
  top: 72px;
  left: 50%;
  transform: translateX(-50%) translateY(-14px);
  background: rgba(244,244,245,.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #09090b;
  padding: 10px 22px;
  border-radius: 100px;
  font-size: 13.5px;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transition: opacity .28s ease, transform .28s cubic-bezier(.34,1.56,.64,1);
  z-index: 9999;
  white-space: nowrap;
  box-shadow: var(--shadow);
}
#toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* =====================================================
   VIEW SYSTEM
   ===================================================== */
.view {
  display: none;
  min-height: 100dvh;
  position: relative;
}
.view.active {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* =====================================================
   HOME VIEW
   ===================================================== */
#view-home {
  padding: 40px 20px 60px;
  gap: 36px;
}

/* Logo */
.home-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.logo {
  display: flex;
  gap: 7px;
  justify-content: center;
}

.logo-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  background: var(--surface-2);
  border: 2.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 0;
  color: var(--text);
  animation: logo-drop .4s cubic-bezier(.34,1.56,.64,1) backwards;
}
/* Stagger logo letter entrance */
.logo-tile:nth-child(1) { animation-delay: .05s }
.logo-tile:nth-child(2) { animation-delay: .1s  }
.logo-tile:nth-child(3) { animation-delay: .15s }
.logo-tile:nth-child(4) { animation-delay: .2s  }
.logo-tile:nth-child(5) { animation-delay: .25s }
.logo-tile:nth-child(6) { animation-delay: .3s  }

.logo-tile[data-c="g"] {
  background: var(--green-bg);
  border-color: var(--green);
  color: var(--green);
}
.logo-tile[data-c="y"] {
  background: var(--yellow-bg);
  border-color: var(--yellow);
  color: var(--yellow);
}

@keyframes logo-drop {
  from { transform: translateY(-18px) scale(.8); opacity: 0; }
  to   { transform: translateY(0) scale(1);       opacity: 1; }
}

.home-tagline {
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 500;
}

/* Input group */
.home-main {
  width: 100%;
  max-width: 440px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field-group label {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--text-muted);
}

.field-wrap {
  position: relative;
}

#word-input {
  width: 100%;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  color: var(--text);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: .1em;
  padding: 18px 58px 18px 20px;
  outline: none;
  text-transform: uppercase;
  transition: border-color .2s, box-shadow .2s;
  caret-color: var(--accent);
}
#word-input::placeholder {
  color: var(--text-dim);
  font-size: 15px;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}
#word-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

#char-count {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
}

.field-hint {
  font-size: 12px;
  color: var(--text-dim);
}

/* Mode cards */
.mode-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.mode-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  padding: 22px 14px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  color: var(--text);
  text-align: center;
  transition: border-color .2s, background .2s, transform .2s, box-shadow .2s;
}
.mode-card:hover:not(:disabled) {
  border-color: var(--accent);
  background: var(--surface-2);
  box-shadow: 0 0 0 3px var(--accent-glow), var(--shadow);
  transform: translateY(-3px);
}
.mode-card:active:not(:disabled) {
  transform: translateY(0);
}
.mode-card:disabled {
  opacity: .32;
  cursor: not-allowed;
}

.mc-icon  { font-size: 30px; }
.mc-title { font-size: 14px; font-weight: 700; }
.mc-desc  { font-size: 11px; color: var(--text-muted); line-height: 1.45; }

/* Link box */
.link-box {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  animation: slide-up .3s cubic-bezier(.34,1.56,.64,1);
}
.link-box.hidden { display: none; }

@keyframes slide-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0);    }
}

.link-badge {
  font-size: 12px;
  font-weight: 700;
  color: var(--green);
  background: rgba(74,222,128,.1);
  border: 1px solid rgba(74,222,128,.2);
  border-radius: 100px;
  padding: 4px 10px;
  align-self: flex-start;
}

.link-row {
  display: flex;
  gap: 8px;
}

#link-url {
  flex: 1;
  min-width: 0;
  background: var(--surface-2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 11.5px;
  padding: 10px 12px;
  outline: none;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: text;
}
#link-url:focus { border-color: var(--border-hi); }

.btn-copy {
  background: var(--accent);
  border-radius: var(--radius);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  padding: 10px 16px;
  white-space: nowrap;
  transition: background .2s, transform .15s;
}
.btn-copy:hover  { background: var(--accent-2); }
.btn-copy:active { transform: scale(.95); }

.link-note {
  font-size: 11px;
  color: var(--text-dim);
  line-height: 1.55;
}

/* =====================================================
   PASS VIEW
   ===================================================== */
#view-pass {
  justify-content: center;
  padding: 40px 28px;
  background-image:
    radial-gradient(ellipse 70% 50% at 50% 30%,
      rgba(167,139,250,.12) 0%, transparent 70%);
}

.pass-wrap {
  max-width: 340px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  animation: fade-in .4s ease;
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0);    }
}

.pass-icon {
  font-size: 76px;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0)    rotate(-3deg); }
  50%       { transform: translateY(-14px) rotate(3deg); }
}

.pass-wrap h1 {
  font-size: 30px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--text), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pass-wrap p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.65;
}

/* Shared CTA button */
.btn-cta {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  border-radius: var(--radius-lg);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 16px 32px;
  box-shadow: 0 4px 22px rgba(124,58,237,.4);
  transition: transform .2s, box-shadow .2s;
}
.btn-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 32px rgba(124,58,237,.55);
}
.btn-cta:active { transform: translateY(0); }

/* =====================================================
   GAME VIEW
   ===================================================== */
#view-game {
  padding-bottom: 12px;
}

.game-header {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 520px;
  padding: 14px 18px;
  border-bottom: 1.5px solid var(--border);
  margin-bottom: 4px;
}

.game-title {
  flex: 1;
  text-align: center;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: .15em;
  background: linear-gradient(90deg, var(--text) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.icon-btn {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 17px;
  padding: 8px 13px;
  transition: all .2s;
  line-height: 1;
}
.icon-btn:hover {
  border-color: var(--border-hi);
  color: var(--text);
  background: var(--surface-2);
}

.header-spacer { width: 46px; }  /* mirrors icon-btn for centering */

/* ---- Grid ---- */
#grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 16px 12px;
  flex: 1;
  justify-content: center;
}

.row {
  display: flex;
  gap: 5px;
}

.tile {
  display: flex;
  align-items: center;
  justify-content: center;
  width:  var(--tile-size, 62px);
  height: var(--tile-size, 62px);
  font-size: calc(var(--tile-size, 62px) * .48);
  font-weight: 900;
  border: 2.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  user-select: none;
  transition: border-color .1s;
  will-change: transform;
}

.tile.filled {
  border-color: var(--border-hi);
}

/* Revealed tile states */
.tile[data-status="correct"] {
  background: var(--green-bg);
  border-color: var(--green-bg);
  color: var(--green);
}
.tile[data-status="present"] {
  background: var(--yellow-bg);
  border-color: var(--yellow-bg);
  color: var(--yellow);
}
.tile[data-status="absent"] {
  background: var(--gray-bg);
  border-color: var(--gray-bg);
  color: var(--gray);
}

/* ---- Keyboard ---- */
#keyboard {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 10px 10px 14px;
  width: 100%;
  max-width: 520px;
}

.kb-row {
  display: flex;
  gap: 5px;
  justify-content: center;
}

.kb-key {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 54px;
  flex: 1;
  max-width: 40px;
  min-width: 26px;
  background: var(--surface-2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  transition: background .15s, border-color .15s, color .15s;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}
.kb-key.wide {
  flex: 1.6;
  max-width: 62px;
  font-size: 19px;
}
.kb-key:hover   { background: var(--border-hi); border-color: var(--border-hi); }
.kb-key:active  { transform: scale(.91); }

.kb-key[data-status="correct"] {
  background: var(--green-bg);
  border-color: var(--green-bg);
  color: var(--green);
}
.kb-key[data-status="present"] {
  background: var(--yellow-bg);
  border-color: var(--yellow-bg);
  color: var(--yellow);
}
.kb-key[data-status="absent"] {
  background: var(--gray-bg);
  border-color: var(--gray-bg);
  color: var(--gray);
}

/* =====================================================
   RESULT VIEW
   ===================================================== */
#view-result {
  justify-content: center;
  padding: 40px 24px;
  overflow: hidden;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% 0%,
      rgba(74,222,128,.06) 0%, transparent 65%);
}

#confetti {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.confetti-piece {
  position: absolute;
  top: -12px;
  animation: confetti-fall linear forwards;
}

@keyframes confetti-fall {
  0%   { transform: translateY(0)     rotate(0deg);   opacity: 1; }
  85%  { opacity: 1; }
  100% { transform: translateY(105vh) rotate(600deg); opacity: 0; }
}

.result-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  max-width: 370px;
  width: 100%;
  position: relative;
  z-index: 1;
  animation: fade-in .45s ease;
}

.result-icon { font-size: 68px; }

.result-msg {
  font-size: 24px;
  font-weight: 900;
  text-align: center;
}

.result-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 18px 40px;
  width: 100%;
}
.result-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .09em;
}
.result-word {
  font-size: 32px;
  font-weight: 900;
  letter-spacing: .14em;
  color: var(--accent);
}
.result-tries {
  font-size: 13px;
  color: var(--text-muted);
}

.result-emoji {
  font-size: 24px;
  line-height: 1.55;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 22px;
  font-family: inherit;
  text-align: center;
  width: 100%;
}

.result-actions {
  display: flex;
  gap: 12px;
  width: 100%;
}

.btn-outline {
  flex: 1;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  padding: 14px 16px;
  transition: background .2s, border-color .2s;
}
.btn-outline:hover {
  background: var(--surface-2);
  border-color: var(--border-hi);
}

.result-actions .btn-cta {
  flex: 1;
  font-size: 14px;
  padding: 14px 16px;
}

/* =====================================================
   TILE ANIMATIONS
   ===================================================== */
@keyframes tile-pop {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.13); }
  100% { transform: scale(1); }
}
.tile.pop { animation: tile-pop .11s ease-in-out; }

@keyframes row-shake {
  0%, 100% { transform: translateX(0); }
  18%  { transform: translateX(-9px); }
  36%  { transform: translateX(9px);  }
  54%  { transform: translateX(-5px); }
  72%  { transform: translateX(5px);  }
}
.row.shake { animation: row-shake .42s ease-in-out; }

@keyframes flip-out {
  from { transform: scaleY(1); }
  to   { transform: scaleY(0); }
}
@keyframes flip-in {
  from { transform: scaleY(0); }
  to   { transform: scaleY(1); }
}

.tile.flip-out { animation: flip-out .22s ease-in  forwards; }
.tile.flip-in  { animation: flip-in  .22s ease-out forwards; }

@keyframes tile-bounce {
  0%, 100% { transform: translateY(0); }
  35%  { transform: translateY(-24px); }
  65%  { transform: translateY(-10px); }
}
.tile.bounce { animation: tile-bounce .52s ease-in-out; }

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 390px) {
  .logo-tile { width: 46px; height: 46px; font-size: 22px; }
  .mode-grid { grid-template-columns: 1fr; }
  .kb-key    { height: 48px; font-size: 12px; }
  .kb-key.wide { font-size: 17px; max-width: 56px; }
}

@media (min-height: 760px) {
  #grid { padding-top: 24px; padding-bottom: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  *, .tile, .row, .logo-tile { animation: none !important; transition: none !important; }
}