/* TypingWave product UI redesign
   Structure: variables, base, layout, components, typing lab, dashboard,
   leaderboard, certificate, forms, responsive and theme support. */

:root {
  --bg: #f3f0e8;
  --surface: #fffdf8;
  --surface-muted: #ece7dc;
  --primary: #182230;
  --primary-2: #253247;
  --accent: #2a9d8f;
  --accent-2: #f4a261;
  --text-main: #182230;
  --text-muted: #657084;
  --success: #1f9d55;
  --warning: #d97706;
  --danger: #dc2626;
  --border: #ddd5c7;
  --line: var(--border);
  --focus: rgba(42, 157, 143, .22);
  --shadow: 0 14px 34px rgba(24, 34, 48, .08);
  --shadow-soft: 0 8px 22px rgba(24, 34, 48, .05);
  --radius: 16px;
  --key-radius: 9px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111820;
    --surface: #18222d;
    --surface-muted: #202c38;
    --primary: #e8edf3;
    --primary-2: #cad5e0;
    --accent: #48c7b7;
    --accent-2: #f2a65a;
    --text-main: #e8edf3;
    --text-muted: #9aa8b8;
    --border: #2d3a48;
    --line: var(--border);
    --shadow: 0 18px 42px rgba(0, 0, 0, .26);
    --shadow-soft: 0 8px 24px rgba(0, 0, 0, .18);
  }
}

html { color-scheme: light dark; }

body {
  color: var(--text-main);
  background:
    linear-gradient(90deg, rgba(24,34,48,.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(24,34,48,.035) 1px, transparent 1px),
    radial-gradient(circle at top right, rgba(42,157,143,.09), transparent 28rem),
    var(--bg);
  background-size: 42px 42px, 42px 42px, auto, auto;
  font-family: Poppins, "Noto Nastaliq Urdu", "Noto Naskh Arabic", "Segoe UI", Arial, sans-serif;
}

h1, h2, h3, .brand {
  color: var(--text-main);
  font-family: Montserrat, Poppins, "Segoe UI", Arial, sans-serif;
}

a { color: var(--accent); }

.site-header {
  top: 10px;
  width: min(1180px, calc(100% - 28px));
  margin: 10px auto 0;
  padding: 10px 12px;
  border: 1px solid rgba(221,213,199,.82);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  box-shadow: var(--shadow-soft);
}

.brand { gap: 9px; letter-spacing: 0; }

.brand-mark {
  width: 34px;
  height: 34px;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--border));
  border-radius: var(--key-radius);
  background: linear-gradient(180deg, var(--surface), var(--surface-muted));
  color: var(--accent);
  box-shadow: inset 0 -3px 0 rgba(24,34,48,.1);
}

.nav { gap: 8px; font-size: .9rem; }
.nav a, .nav-menu summary {
  border-radius: 10px;
  color: var(--text-muted);
  padding: 8px 10px;
  font-weight: 700;
}
.nav a:hover, .nav-menu summary:hover {
  background: var(--surface-muted);
  color: var(--text-main);
}
.nav-menu div {
  top: 40px;
  border-color: var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
}
.nav-menu div a:hover { background: var(--surface-muted); }
.nav-toggle { background: var(--surface-muted); color: var(--text-main); font-weight: 800; }

.btn {
  border-radius: 11px;
  background: var(--primary);
  color: var(--surface) !important;
  box-shadow: none;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { transform: translateY(-1px); background: var(--primary-2); }
.btn.secondary, .cert-nav-btn, .certificate-result-btn {
  background: var(--accent) !important;
  color: #fff !important;
}
.btn.ghost {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-main) !important;
}

.hero, .page-hero, .section, .tool-panel, .quick-grid, .content-band, .table-wrap, .game-board, .certificate-preview, .stats-grid {
  max-width: 1160px;
}

.platform-hero {
  grid-template-columns: minmax(0, 1.05fr) minmax(310px, .82fr);
  min-height: auto;
  padding-top: clamp(42px, 7vw, 72px);
  padding-bottom: 28px;
}
.platform-hero h1 {
  max-width: 780px;
  font-size: clamp(2.35rem, 5vw, 4.7rem);
  line-height: .98;
}
.platform-hero p { max-width: 690px; }
.eyebrow {
  color: var(--accent);
  letter-spacing: .13em;
}

.quick-start-panel {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--surface), color-mix(in srgb, var(--surface) 72%, var(--surface-muted)));
  box-shadow: var(--shadow);
}
.quick-start-head { display: flex; align-items: center; gap: 14px; }
.quick-start-head h2 { margin: 0; }
.keycap, .card-glyph {
  display: inline-grid;
  place-items: center;
  min-width: 42px;
  height: 42px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--key-radius);
  background: var(--surface);
  color: var(--accent);
  font-weight: 900;
  box-shadow: inset 0 -3px 0 rgba(24,34,48,.08);
}
.quick-start-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 22px;
}
.quick-start-options a, .mode-card, .platform-card, .test-mode-card, .path-card, .lesson-card {
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: none;
  transition: transform .16s ease, border-color .16s ease, background .16s ease;
}
.quick-start-options a {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 92px;
  border-radius: 13px;
  padding: 16px;
  color: var(--text-main);
}
.quick-start-options a strong { line-height: 1.15; }
.quick-start-options a span { line-height: 1.35; }
.quick-start-options a span, .mode-card span, .platform-card p { color: var(--text-muted); }
.quick-start-options a:hover, .mode-card:hover, .platform-card:hover, .test-mode-card:hover, .lesson-card:hover {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
  transform: translateY(-2px);
}
.score-strip {
  border: 1px solid color-mix(in srgb, var(--accent) 34%, var(--border));
  background: color-mix(in srgb, var(--accent) 10%, var(--surface));
  color: var(--text-main);
}

.mode-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); padding-top: 12px; }
.mode-card strong { margin-top: 12px; font-size: 1.05rem; }
.mode-pill {
  display: inline-flex;
  width: fit-content;
  border-radius: 999px;
  background: var(--surface-muted);
  color: var(--text-main) !important;
  padding: 4px 9px;
  font-size: .74rem;
  font-weight: 800;
}
.platform-cards { gap: 18px; }
.platform-card h3 { margin: 14px 0 8px; }
.achievement-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.achievement-strip article {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 20px;
}
.achievement-strip span { color: var(--accent); font-weight: 900; }
.achievement-strip strong { display: block; margin-top: 8px; font-size: 1.15rem; }
.achievement-strip p { color: var(--text-muted); margin-bottom: 0; }

.typing-lab {
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: var(--shadow);
}
.typing-lab .tool-top {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: end;
}
.tool-title h2 { font-size: clamp(1.35rem, 3vw, 2rem); }
.tool-selectors select, input, textarea, select {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text-main);
}
.tool-selectors label { color: var(--text-muted); font-weight: 800; }
.duration-tabs { align-items: center; }
.chip {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text-muted);
  font-weight: 800;
}
.chip.active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}
.stats-grid.compact {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}
.stats-grid div {
  border-color: var(--border);
  background: var(--surface);
}
.stats-grid span { color: var(--text-main); }
.stats-grid small { color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; }
.progress {
  height: 6px;
  background: var(--surface-muted);
}
.progress span { background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.typing-stage {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
  padding: clamp(16px, 3vw, 28px);
}
.typing-text {
  min-height: 170px;
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
  color: color-mix(in srgb, var(--text-main) 55%, var(--text-muted));
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.85;
  letter-spacing: .01em;
}
.typing-text .correct {
  color: var(--success);
  background: transparent;
}
.typing-text .wrong {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  border-radius: 4px;
}
.typing-text .current {
  position: relative;
  outline: 0;
  color: var(--text-main);
}
.typing-text .current::after {
  content: "";
  position: absolute;
  left: -1px;
  right: -1px;
  bottom: .05em;
  height: 3px;
  border-radius: 999px;
  background: var(--accent-2);
  animation: caretPulse 1s infinite;
}
@keyframes caretPulse { 50% { opacity: .25; } }
.typing-input {
  min-height: 118px;
  margin-top: 22px;
  border: 1px dashed var(--border);
  background: color-mix(in srgb, var(--surface-muted) 42%, transparent);
}
.typing-input:focus, input:focus, textarea:focus, select:focus {
  outline: 4px solid var(--focus);
  border-color: var(--accent);
}
.tool-actions { align-items: center; }
.result-card {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
  background: color-mix(in srgb, var(--accent) 8%, var(--surface));
  animation: revealResult .22s ease-out;
}
@keyframes revealResult { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

.tutor-focus, .finger-map, .dashboard-panel, .data-panel, .content-grid article, .faq, .auth-panel {
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}
.finger-map div, .lesson-card code {
  border-color: var(--border);
  background: var(--surface-muted);
}
.lesson-card span, .step-number {
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  color: var(--accent);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, .6fr);
  gap: 18px;
}
.dashboard-panel, .data-panel {
  border-radius: var(--radius);
  padding: 22px;
}
.panel-head h2 { margin: .2rem 0 1rem; }
.chart-panel canvas {
  width: 100%;
  max-width: 100%;
  border-radius: 14px;
  background: var(--surface-muted);
}
.best-score-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.best-score-panel strong {
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: 1;
}
.best-score-panel span { color: var(--text-muted); }

.leaderboard-filters {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 14px;
}
.leaderboard-table table, .data-panel table {
  border-color: var(--border);
  background: var(--surface);
}
th {
  background: var(--surface-muted);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .78rem;
}
td { border-color: var(--border); }
.rank-badge {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--surface-muted);
  font-weight: 900;
}
.rank-1 .rank-badge { background: #f6c453; color: #2c2100; }
.rank-2 .rank-badge { background: #d7dde5; color: #1f2937; }
.rank-3 .rank-badge { background: #d49a6a; color: #291506; }

.test-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.test-mode-card .card-glyph { margin-bottom: 14px; }
.test-mode-card h2 { font-size: 1.08rem; margin: 0; }
.test-mode-card small { color: var(--text-muted); }

.pro-certificate {
  background: var(--surface);
  box-shadow: var(--shadow);
}
.cert-border {
  position: relative;
  border: 2px solid var(--primary);
  outline: 8px solid color-mix(in srgb, var(--accent) 13%, var(--surface-muted));
  background:
    linear-gradient(90deg, rgba(42,157,143,.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(42,157,143,.08) 1px, transparent 1px),
    var(--surface);
  background-size: 34px 34px;
}
.certificate-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;border-bottom:1px solid var(--border);padding-bottom:16px;margin-bottom:14px;text-align:left}
.certificate-brand{display:flex;align-items:center;gap:12px}
.certificate-brand strong{display:block;font-size:1.05rem}
.certificate-brand small,.certificate-verify-summary small{display:block;color:var(--text-muted);font-weight:700}
.certificate-verify-summary{text-align:right;display:grid;gap:4px;justify-items:end}
.verified-badge{display:inline-flex;align-items:center;gap:8px;border:1px solid color-mix(in srgb,var(--accent) 45%,var(--border));border-radius:999px;background:color-mix(in srgb,var(--accent) 11%,var(--surface));color:var(--accent);font-size:.76rem;font-weight:900;letter-spacing:.03em;padding:6px 10px;text-transform:uppercase}
.cert-source{margin:.2rem 0 1rem!important}
.cert-statement{max-width:680px;margin-left:auto;margin-right:auto;color:var(--text-muted)}
.cert-stats div {
  border-color: var(--border);
  background: color-mix(in srgb, var(--surface) 76%, var(--surface-muted));
}
.cert-stats{grid-template-columns:repeat(5,1fr)}
.certificate-footer{display:flex;align-items:end;justify-content:space-between;gap:20px;border-top:1px solid var(--border);margin-top:24px;padding-top:16px;text-align:left}
.signature-line span{display:block;font-family:"Brush Script MT","Segoe Script",cursive;font-size:1.65rem;color:var(--accent)}
.signature-line small,.certificate-actions small{display:block;color:var(--text-muted);font-weight:700}
.certificate-actions{text-align:right}
.verify-certificate-btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:var(--primary);color:var(--surface)!important;padding:10px 16px;font-weight:900}

.auth-panel {
  max-width: 480px;
  margin-top: clamp(34px, 8vw, 70px);
}
.auth-panel h1 { margin-top: 0; }
.auth-panel a { display: inline-flex; margin-top: 14px; font-weight: 800; }

.site-certificate-cta {
  border: 1px solid var(--border);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--primary) 96%, #000), color-mix(in srgb, var(--accent) 18%, var(--primary)));
}
.footer {
  border-color: var(--border);
  background: color-mix(in srgb, var(--surface) 86%, transparent);
}
.footer-copy { color: var(--text-muted); }

@media (max-width: 980px) {
  .typing-lab .tool-top { grid-template-columns: 1fr; }
  .mode-grid, .test-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dashboard-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .site-header {
    top: 0;
    width: 100%;
    margin: 0;
    border-left: 0;
    border-right: 0;
    border-radius: 0 0 16px 16px;
  }
  .nav {
    top: 64px;
    background: var(--surface);
  }
  .nav a, .nav-menu summary { padding: 11px 10px; }
  .nav-menu div { background: var(--surface-muted); }
  .platform-hero { grid-template-columns: 1fr; }
  .achievement-strip { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  body { background-size: 30px 30px, 30px 30px, auto, auto; }
  .platform-hero h1, .page-hero h1 { font-size: 2.18rem; }
  .quick-start-options, .mode-grid, .test-grid { grid-template-columns: 1fr; }
  .quick-start-options a{min-height:0}
  .typing-lab { border-left: 0; border-right: 0; border-radius: 0; }
  .typing-stage { padding: 16px; }
  .typing-text { min-height: 150px; font-size: 1.18rem; line-height: 1.75; }
  .typing-input { min-height: 128px; }
  .stats-grid.compact { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .leaderboard-filters { margin-left: 16px; margin-right: 16px; }
  .table-wrap { padding-left: 12px; padding-right: 12px; }
  .cert-seal { width: 70px; height: 70px; }
  .certificate-header,.certificate-footer{display:block;text-align:left}
  .certificate-verify-summary,.certificate-actions{text-align:left;justify-items:start;margin-top:12px}
  .cert-stats{grid-template-columns:1fr}
}

@media print {
  body { background: #fff !important; }
  .cert-border { background: #fff !important; padding:28px 30px; min-height:auto }
  .pro-certificate h2{font-size:2.15rem}
  .pro-certificate h3{font-size:2rem}
  .cert-stats{grid-template-columns:repeat(5,1fr);gap:8px;margin:18px 0}
  .cert-stats div{padding:10px}
  .verify-certificate-btn{border:1px solid #111;background:#fff!important;color:#111!important}
}