/* Longshot v2 — styles.css */

/* ── Design tokens ──────────────────────────────────────────────────────────── */
:root {
  --bg:        #080f1e;
  --surface:   #0f1a2e;
  --surface2:  #162035;
  --border:    rgba(255, 255, 255, 0.08);
  --border2:   rgba(255, 255, 255, 0.14);
  --ink:       #e8eeff;
  --muted:     #7a8cb8;
  --accent:    #60a5fa;
  --accent2:   #93c5fd;
  --ok:        #34d399;
  --err:       #f87171;
  --warn:      #fbbf24;
  --gold:      #f59e0b;
  --silver:    #94a3b8;
  --bronze:    #cd7f32;
  --radius:    14px;
  --tile-size: 72px;
}

/* ── Reset ──────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html {
  height: 100%;
  overflow: hidden;
}

body {
  height:    100%;
  margin:    0;
  overflow:  hidden;
  overscroll-behavior: none;
  background:  var(--bg);
  color:       var(--ink);
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size:   16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ─────────────────────────────────────────────────────────────────── */
.ls-page {
  max-width:           480px;
  margin:              0 auto;
  padding:             12px 16px 40px;
  height:              100%;
  overflow-y:          auto;
  overscroll-behavior: contain;
  display:             flex;
  flex-direction:      column;
}

/* ── Top bar ─────────────────────────────────────────────────────────────────── */
.ls-top-bar {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  margin-bottom:   4px;
}

.ls-back-link {
  color:           var(--muted);
  text-decoration: none;
  font-size:       14px;
  padding:         6px 0;
}

.ls-back-link:hover { color: var(--ink); }

/* ── Header ──────────────────────────────────────────────────────────────────── */
.ls-header {
  text-align:    center;
  margin-bottom: 16px;
}

.ls-title {
  font-size:     28px;
  font-weight:   900;
  letter-spacing: -0.5px;
  margin:        0;
  line-height:   1.1;
}

.ls-subtitle {
  color:       var(--muted);
  font-size:   14px;
  margin:      4px 0 0;
}

.ls-puzzle-row {
  display:         flex;
  align-items:     center;
  justify-content: center;
  gap:             10px;
  margin-top:      6px;
  font-size:       13px;
  color:           var(--muted);
}

.ls-streak-badge {
  display:       inline-flex;
  align-items:   center;
  gap:           4px;
  padding:       3px 10px;
  border:        1px solid var(--border2);
  border-radius: 999px;
  background:    var(--surface);
  font-size:     13px;
}

/* ── Board container ─────────────────────────────────────────────────────────── */
.ls-board-wrap {
  background:    var(--surface);
  border:        1px solid var(--border);
  border-radius: var(--radius);
  padding:       14px;
  margin-bottom: 12px;
}

/* ── 4×4 grid ────────────────────────────────────────────────────────────────── */
.ls-board {
  display:               grid;
  grid-template-columns: repeat(4, 1fr);
  gap:                   8px;
  margin-bottom:         12px;
}

.ls-tile {
  height:          var(--tile-size);
  border:          1px solid var(--border2);
  border-radius:   12px;
  background:      var(--surface2);
  color:           var(--ink);
  font-size:       24px;
  font-weight:     800;
  cursor:          pointer;
  user-select:     none;
  transition:      background 0.09s, transform 0.06s, box-shadow 0.1s, border-color 0.1s;
  display:         flex;
  align-items:     center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
  touch-action:    manipulation;
}

.ls-tile:active {
  transform: scale(0.95);
}

.ls-tile--selected {
  background:    rgba(96, 165, 250, 0.18);
  border-color:  var(--accent);
  color:         var(--accent2);
}

.ls-tile--last {
  background:    rgba(96, 165, 250, 0.30);
  border-color:  var(--accent2);
  color:         #fff;
  box-shadow:    0 0 0 2px rgba(96, 165, 250, 0.35);
}

.ls-tile--disabled {
  opacity:       0.4;
  cursor:        not-allowed;
  background:    var(--surface2);
  border-color:  var(--border);
}

/* ── Current word ────────────────────────────────────────────────────────────── */
.ls-word-row {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  gap:             8px;
  min-height:      44px;
  margin-bottom:   8px;
}

.ls-word {
  flex:          1;
  font-size:     22px;
  font-weight:   800;
  letter-spacing: 2px;
  color:         var(--muted);
  text-align:    center;
  min-height:    32px;
  display:       flex;
  align-items:   center;
  justify-content: center;
  transition:    color 0.1s;
}

.ls-word--valid {
  color: var(--ink);
}

.ls-word--empty::after {
  content:   '·····';
  color:     var(--border2);
  font-size: 18px;
  letter-spacing: 4px;
}

.ls-clear-btn {
  background:    transparent;
  border:        1px solid var(--border2);
  border-radius: 8px;
  color:         var(--muted);
  cursor:        pointer;
  padding:       6px 10px;
  font-size:     13px;
  visibility:    hidden;
  transition:    color 0.1s, border-color 0.1s;
}

.ls-clear-btn:hover { color: var(--ink); border-color: var(--border2); }

/* ── Submit button ───────────────────────────────────────────────────────────── */
.ls-submit-row {
  display: flex;
  justify-content: center;
  margin-bottom: 14px;
}

/* ── Buttons ─────────────────────────────────────────────────────────────────── */
.ls-btn {
  padding:       10px 24px;
  border-radius: 10px;
  border:        1px solid var(--border2);
  background:    var(--surface2);
  color:         var(--ink);
  font-size:     15px;
  font-weight:   600;
  cursor:        pointer;
  transition:    background 0.1s, opacity 0.1s;
  -webkit-tap-highlight-color: transparent;
}

.ls-btn:disabled {
  opacity: 0.4;
  cursor:  not-allowed;
}

.ls-btn--primary {
  background:   var(--accent);
  border-color: var(--accent);
  color:        #fff;
}

.ls-btn--primary:hover:not(:disabled) {
  background: var(--accent2);
  border-color: var(--accent2);
}

.ls-btn--muted {
  background:   transparent;
  border-color: var(--border2);
  color:        var(--muted);
}

/* ── Shot slots ──────────────────────────────────────────────────────────────── */
.ls-shots-section {
  margin-bottom: 12px;
}

.ls-shots-label {
  font-size:     12px;
  color:         var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 6px;
}

.ls-shots {
  display:   flex;
  gap:       8px;
  flex-wrap: wrap;
}

.ls-shot-slot {
  flex:          1;
  min-width:     0;
  border:        1px solid var(--border2);
  border-radius: 10px;
  padding:       8px 10px;
  font-size:     14px;
  font-weight:   600;
  text-align:    center;
  background:    var(--surface2);
  min-height:    40px;
  display:       flex;
  align-items:   center;
  justify-content: center;
  letter-spacing: 1px;
}

.ls-shot-slot--empty {
  background: transparent;
  border-style: dashed;
}

.ls-shot-slot--used {
  border-color: var(--ok);
  color:        var(--ok);
}

.ls-shot-dot {
  width:         8px;
  height:        8px;
  border-radius: 50%;
  background:    var(--border2);
  display:       inline-block;
}

/* ── Medal progress ──────────────────────────────────────────────────────────── */
.ls-medal-row {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  padding:         6px 0;
  font-size:       13px;
  color:           var(--muted);
}

.ls-medal {
  font-size:   16px;
  font-weight: 700;
  min-width:   90px;
  text-align:  center;
}

.ls-medal--gold   { color: var(--gold); }
.ls-medal--silver { color: var(--silver); }
.ls-medal--bronze { color: var(--bronze); }
.ls-medal--none   { color: transparent; }

/* ── Helper text ─────────────────────────────────────────────────────────────── */
.ls-hint {
  font-size:   13px;
  color:       var(--muted);
  text-align:  center;
  margin-top:  4px;
}

/* ── Toast ───────────────────────────────────────────────────────────────────── */
.ls-toast {
  position:     fixed;
  bottom:       80px;
  left:         50%;
  transform:    translateX(-50%) translateY(8px);
  background:   var(--surface2);
  border:       1px solid var(--border2);
  border-radius: 10px;
  padding:      9px 18px;
  font-size:    14px;
  font-weight:  600;
  pointer-events: none;
  opacity:      0;
  transition:   opacity 0.18s, transform 0.18s;
  z-index:      200;
  white-space:  nowrap;
  max-width:    90vw;
}

.ls-toast--show {
  opacity:   1;
  transform: translateX(-50%) translateY(0);
}

.ls-toast--ok   { color: var(--ok);   border-color: rgba(52, 211, 153, 0.3); }
.ls-toast--err  { color: var(--err);  border-color: rgba(248, 113, 113, 0.3); }
.ls-toast--warn { color: var(--warn); border-color: rgba(251, 191, 36, 0.3); }

/* ── Shake animation ─────────────────────────────────────────────────────────── */
@keyframes ls-shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-5px); }
  40%       { transform: translateX(5px); }
  60%       { transform: translateX(-4px); }
  80%       { transform: translateX(4px); }
}

.ls-shake { animation: ls-shake 0.28s ease-in-out; }

/* ── Result overlay ──────────────────────────────────────────────────────────── */
.ls-result-overlay {
  position:      fixed;
  inset:         0;
  background:    rgba(8, 15, 30, 0.88);
  display:       flex;
  align-items:   center;
  justify-content: center;
  z-index:       100;
  padding:       16px;
  backdrop-filter: blur(4px);
}

.ls-result-overlay[hidden] { display: none; }

.ls-result-inner {
  background:    var(--surface);
  border:        1px solid var(--border2);
  border-radius: 20px;
  padding:       24px 20px;
  max-width:     380px;
  width:         100%;
  text-align:    center;
}

.ls-result-title {
  font-size:   18px;
  font-weight: 700;
  color:       var(--muted);
  margin:      0 0 8px;
}

.ls-result-medal {
  font-size:   36px;
  margin:      0 0 10px;
}

.ls-result-stat {
  font-size:   16px;
  color:       var(--muted);
  margin:      0 0 14px;
}

.ls-result-stat strong {
  color: var(--ink);
}

.ls-result-shots {
  display:  flex;
  gap:      6px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.ls-result-word {
  background:    var(--surface2);
  border:        1px solid var(--border2);
  border-radius: 8px;
  padding:       5px 12px;
  font-size:     14px;
  font-weight:   700;
  letter-spacing: 1px;
}

.ls-result-word--best {
  border-color: var(--ok);
  color:        var(--ok);
}

.ls-result-longshot {
  background:    var(--surface2);
  border:        1px solid var(--border2);
  border-radius: 12px;
  padding:       12px;
  margin-bottom: 14px;
}

.ls-result-longshot-label {
  font-size:   12px;
  color:       var(--muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.ls-result-longshot--found {
  color: var(--gold);
}

.ls-result-longshot-word {
  font-size:   22px;
  font-weight: 900;
  color:       var(--accent2);
  letter-spacing: 2px;
}

.ls-result-also {
  margin-bottom: 14px;
  font-size:     13px;
  color:         var(--muted);
}

.ls-result-also-label {
  margin-bottom: 6px;
}

.ls-result-also-words {
  display:   flex;
  gap:       6px;
  flex-wrap: wrap;
  justify-content: center;
}

.ls-result-also-word {
  background:    var(--surface2);
  border-radius: 6px;
  padding:       3px 8px;
  font-size:     13px;
  font-weight:   600;
  letter-spacing: 0.8px;
}

.ls-result-streak {
  font-size:     14px;
  color:         var(--warn);
  margin-bottom: 14px;
  font-weight:   600;
}

.ls-result-actions {
  display: flex;
  gap:     8px;
}

.ls-result-actions .ls-btn {
  flex: 1;
}

/* ── Help modal ──────────────────────────────────────────────────────────────── */
.ls-modal-overlay {
  position:      fixed;
  inset:         0;
  background:    rgba(8, 15, 30, 0.85);
  display:       flex;
  align-items:   center;
  justify-content: center;
  z-index:       150;
  padding:       16px;
  backdrop-filter: blur(4px);
}

.ls-modal-overlay[hidden] { display: none; }

.ls-modal {
  background:    var(--surface);
  border:        1px solid var(--border2);
  border-radius: 20px;
  padding:       24px 20px;
  max-width:     380px;
  width:         100%;
}

.ls-modal h2 {
  font-size:   20px;
  font-weight: 800;
  margin:      0 0 16px;
}

.ls-help-list {
  padding:      0 0 0 20px;
  margin:       0 0 16px;
  font-size:    15px;
  line-height:  1.7;
}

.ls-help-list li { margin-bottom: 4px; }

.ls-help-medals {
  background:    var(--surface2);
  border-radius: 10px;
  padding:       10px 14px;
  margin-bottom: 14px;
}

.ls-medal-row {
  display:     flex;
  align-items: center;
  gap:         10px;
  padding:     4px 0;
  font-size:   14px;
}

.ls-help-tip {
  font-size:   13px;
  color:       var(--muted);
  line-height: 1.5;
  margin:      0 0 4px;
}

/* ── Loading state ───────────────────────────────────────────────────────────── */
.ls-loading {
  text-align:  center;
  padding:     60px 20px;
  color:       var(--muted);
  font-size:   15px;
}

/* ── Responsive ──────────────────────────────────────────────────────────────── */
@media (min-width: 480px) {
  :root { --tile-size: 84px; }
  .ls-tile { font-size: 26px; }
}

@media (min-width: 600px) {
  :root { --tile-size: 96px; }
}