/* ─── VARIABLES ─── */
:root {
  --bg: #020408;
  --surface: rgba(255,255,255,0.03);
  --surface-hover: rgba(255,255,255,0.06);
  --border: rgba(255,255,255,0.08);
  --border-bright: rgba(255,255,255,0.15);
  --accent: #00d4ff;
  --accent2: #7c3aed;
  --accent3: #10b981;
  --text: #f0f4f8;
  --muted: #64748b;
  --muted2: #94a3b8;
  --danger: #f43f5e;
  --font: 'Outfit', sans-serif;
  --mono: 'DM Mono', monospace;
}

/* ─── RESET ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  overflow-x: hidden;
  cursor: none;
}

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #1e293b; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #334155; }

/* ─── CURSOR ─── */
.cursor {
  position: fixed;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s;
  mix-blend-mode: screen;
}
.cursor-ring {
  position: fixed;
  width: 36px; height: 36px;
  border: 1px solid rgba(0,212,255,0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.12s ease-out;
}
.cursor.clicked { width: 6px; height: 6px; }

/* ─── BACKGROUND ─── */
#canvas-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.4;
}

.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
  animation: orbFloat 12s ease-in-out infinite;
}
.orb-1 { width:500px; height:500px; background:rgba(124,58,237,0.12); top:-100px; left:-100px; animation-delay:0s; }
.orb-2 { width:400px; height:400px; background:rgba(0,212,255,0.08); bottom:-80px; right:-80px; animation-delay:-4s; }
.orb-3 { width:300px; height:300px; background:rgba(16,185,129,0.06); top:50%; left:50%; transform:translate(-50%,-50%); animation-delay:-8s; }

/* ─── PAGE ─── */
.page { position: relative; z-index: 1; }

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  text-align: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 12px;
  font-family: var(--mono);
  color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 32px;
  animation: fadeDown 0.8s ease both;
}

.badge-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-size: clamp(52px, 10vw, 110px);
  font-weight: 900;
  line-height: 0.92;
  letter-spacing: -4px;
  margin-bottom: 24px;
  animation: fadeDown 0.8s 0.1s ease both;
}

.hero-title .line1 { display: block; color: var(--text); }
.hero-title .line2 {
  display: block;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent2) 50%, var(--accent) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeDown 0.8s 0.1s ease both, shimmer 4s linear infinite;
}

.hero-sub {
  font-size: 16px;
  color: var(--muted2);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 48px;
  font-weight: 400;
  animation: fadeDown 0.8s 0.2s ease both;
}

.lang-count-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  color: var(--accent);
  font-family: var(--font);
  font-size: 16px;
  font-weight: 600;
  cursor: none;
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 4px;
  transition: color 0.2s;
}
.lang-count-btn:hover { color: #fff; }

/* ─── HOW IT WORKS ─── */
.how-strip {
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 64px;
  max-width: 640px;
  width: 100%;
  animation: fadeUp 0.8s 0.3s ease both;
}

.how-step {
  flex: 1;
  padding: 20px 16px;
  text-align: center;
  position: relative;
}
.how-step::after {
  content: '→';
  position: absolute;
  right: -8px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: 14px;
  z-index: 1;
}
.how-step:last-child::after { display: none; }

.how-num {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.how-text { font-size: 13px; color: var(--muted2); font-weight: 500; }

/* ─── DETECTOR CARD ─── */
.detector-section {
  padding: 0 24px 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.detector-card {
  width: 100%;
  max-width: 720px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
  backdrop-filter: blur(20px);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.03), 0 40px 80px rgba(0,0,0,0.4);
  animation: fadeUp 0.8s 0.4s ease both;
}

.loading-bar {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent2), transparent);
  background-size: 200% 100%;
  animation: loadingSlide 1.2s linear infinite;
  display: none;
}
.loading-bar.show { display: block; }

.card-header {
  padding: 20px 28px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-dots { display: flex; gap: 8px; }
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-r { background: #ff5f57; }
.dot-y { background: #ffbd2e; }
.dot-g { background: #28c840; }

.card-title { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: 1px; }
.char-count { font-family: var(--mono); font-size: 11px; color: var(--muted); }

/* ─── TEXTAREA ─── */
.textarea-wrap { padding: 24px 28px 0; }

.sample-texts { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; align-items: center; }
.sample-label { font-size: 11px; color: var(--muted); font-family: var(--mono); }

.sample-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 12px;
  color: var(--muted2);
  cursor: none;
  font-family: var(--font);
  transition: all 0.2s;
}
.sample-btn:hover { background: var(--surface-hover); border-color: var(--border-bright); color: var(--text); }

textarea {
  width: 100%;
  min-height: 160px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 14px;
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  padding: 18px 20px;
  resize: vertical;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}
textarea:focus { border-color: rgba(0,212,255,0.4); box-shadow: 0 0 0 4px rgba(0,212,255,0.06); }
textarea::placeholder { color: #334155; }

/* ─── ACTION BAR ─── */
.action-bar { padding: 16px 28px 24px; display: flex; align-items: center; gap: 12px; }

.btn-detect {
  flex: 1;
  padding: 16px 24px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 12px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 700;
  cursor: none;
  letter-spacing: 0.3px;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}
.btn-detect::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity 0.2s;
}
.btn-detect:hover::before { opacity: 1; }
.btn-detect:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(0,212,255,0.3); }
.btn-detect:active { transform: translateY(0); }
.btn-detect:disabled { background: #1e293b; color: #475569; cursor: not-allowed; transform: none; box-shadow: none; }

.btn-clear {
  width: 50px; height: 50px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--muted2);
  cursor: none;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}
.btn-clear:hover { background: rgba(244,63,94,0.08); color: var(--danger); border-color: rgba(244,63,94,0.3); }

.shortcut-hint { font-size: 11px; color: var(--muted); font-family: var(--mono); white-space: nowrap; }

/* ─── ERROR ─── */
.error-msg {
  margin: 0 28px 28px;
  padding: 14px 18px;
  background: rgba(244,63,94,0.08);
  border: 1px solid rgba(244,63,94,0.2);
  border-radius: 10px;
  font-size: 13px;
  color: #fb7185;
  display: none;
  font-family: var(--mono);
}

/* ─── RESULT ─── */
.result-panel {
  margin: 0 28px 28px;
  background: rgba(0,212,255,0.03);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 16px;
  overflow: hidden;
  display: none;
  animation: resultReveal 0.5s cubic-bezier(0.34,1.56,0.64,1) both;
}
.result-panel.show { display: block; }

.result-top {
  padding: 24px 28px 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.result-label { font-family: var(--mono); font-size: 10px; color: var(--accent); letter-spacing: 3px; text-transform: uppercase; margin-bottom: 6px; }
.result-lang { font-size: 42px; font-weight: 900; color: var(--text); letter-spacing: -2px; line-height: 1; }
.result-emoji { font-size: 42px; line-height: 1; }

.conf-section { padding: 0 28px 20px; }
.conf-header { display: flex; justify-content: space-between; margin-bottom: 8px; }
.conf-text { font-size: 12px; color: var(--muted2); font-family: var(--mono); }
.conf-pct { font-size: 12px; font-weight: 600; font-family: var(--mono); color: var(--accent3); }
.conf-track { height: 4px; background: rgba(255,255,255,0.06); border-radius: 100px; overflow: hidden; }
.conf-fill { height: 100%; border-radius: 100px; background: linear-gradient(90deg, var(--accent2), var(--accent)); transition: width 0.8s cubic-bezier(0.34,1.56,0.64,1); width: 0%; }

.top3-section { border-top: 1px solid var(--border); padding: 16px 28px 20px; }
.top3-label { font-size: 10px; font-family: var(--mono); color: var(--muted); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 12px; }
.top3-grid { display: flex; flex-direction: column; gap: 8px; }

.top3-row { display: flex; align-items: center; gap: 12px; }
.top3-rank { font-family: var(--mono); font-size: 10px; color: var(--muted); width: 16px; text-align: center; flex-shrink: 0; }
.top3-bar-wrap { flex: 1; height: 28px; background: rgba(255,255,255,0.03); border-radius: 6px; overflow: hidden; position: relative; border: 1px solid var(--border); }
.top3-bar-fill { height: 100%; border-radius: 5px; transition: width 0.8s cubic-bezier(0.34,1.56,0.64,1); width: 0%; }
.top3-row:nth-child(1) .top3-bar-fill { background: linear-gradient(90deg, rgba(0,212,255,0.3), rgba(0,212,255,0.1)); }
.top3-row:nth-child(2) .top3-bar-fill { background: linear-gradient(90deg, rgba(124,58,237,0.25), rgba(124,58,237,0.08)); }
.top3-row:nth-child(3) .top3-bar-fill { background: linear-gradient(90deg, rgba(16,185,129,0.2), rgba(16,185,129,0.06)); }
.top3-lang-name { font-size: 13px; font-weight: 600; color: var(--text); white-space: nowrap; position: absolute; left: 10px; top: 50%; transform: translateY(-50%); }
.top3-conf { font-family: var(--mono); font-size: 11px; color: var(--muted2); width: 48px; text-align: right; flex-shrink: 0; }

/* ─── FOOTER ─── */
.footer { padding: 60px 24px; text-align: center; position: relative; z-index: 1; }
.akib-credit { display: inline-flex; flex-direction: column; align-items: center; gap: 8px; }
.credit-by { font-size: 11px; font-family: var(--mono); color: var(--muted); letter-spacing: 3px; text-transform: uppercase; }
.credit-name {
  font-size: 36px; font-weight: 900; letter-spacing: -2px;
  background: linear-gradient(135deg, #fff 0%, var(--accent) 50%, var(--accent2) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.credit-name::after { content: ''; display: block; height: 2px; background: linear-gradient(90deg, transparent, var(--accent), transparent); margin-top: 4px; border-radius: 2px; }
.credit-role { font-size: 12px; color: var(--muted); font-family: var(--mono); letter-spacing: 2px; }
.credit-tags { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; justify-content: center; }
.credit-tag { padding: 4px 10px; border: 1px solid var(--border); border-radius: 100px; font-size: 11px; color: var(--muted2); font-family: var(--mono); }

/* ─── MODAL ─── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s;
}
.modal-overlay.show { opacity: 1; pointer-events: all; }

.modal {
  background: #0d1117;
  border: 1px solid var(--border-bright);
  border-radius: 24px;
  width: 100%; max-width: 640px; max-height: 80vh;
  overflow: hidden;
  transform: scale(0.9) translateY(20px);
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
  display: flex; flex-direction: column;
}
.modal-overlay.show .modal { transform: scale(1) translateY(0); }

.modal-header { padding: 24px 28px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; flex-shrink: 0; }
.modal-title { font-size: 20px; font-weight: 700; color: var(--text); }
.modal-subtitle { font-size: 13px; color: var(--muted); font-family: var(--mono); }
.modal-close { width: 36px; height: 36px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; color: var(--muted2); cursor: none; font-size: 18px; display: flex; align-items: center; justify-content: center; transition: all 0.2s; flex-shrink: 0; }
.modal-close:hover { color: var(--danger); border-color: rgba(244,63,94,0.3); background: rgba(244,63,94,0.08); }

.modal-body { padding: 20px 28px 28px; overflow-y: auto; }
.lang-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }

.lang-chip { display: flex; align-items: center; gap: 10px; padding: 10px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; transition: all 0.2s; }
.lang-chip:hover { background: var(--surface-hover); border-color: var(--border-bright); transform: translateY(-1px); }
.lang-flag { font-size: 20px; flex-shrink: 0; }
.lang-chip-name { font-size: 13px; font-weight: 600; color: var(--text); }
.lang-chip-script { font-size: 10px; color: var(--muted); font-family: var(--mono); }

/* ─── ANIMATIONS ─── */
@keyframes fadeDown { from { opacity:0; transform:translateY(-20px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeUp { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }
@keyframes shimmer { 0% { background-position:0% 0%; } 100% { background-position:200% 0%; } }
@keyframes pulse { 0%,100% { opacity:1; transform:scale(1); } 50% { opacity:0.4; transform:scale(0.7); } }
@keyframes orbFloat { 0%,100% { transform:translate(0,0) scale(1); } 33% { transform:translate(30px,-20px) scale(1.05); } 66% { transform:translate(-20px,15px) scale(0.95); } }
@keyframes loadingSlide { 0% { background-position:-100% 0; } 100% { background-position:200% 0; } }
@keyframes resultReveal { from { opacity:0; transform:scale(0.96) translateY(10px); } to { opacity:1; transform:scale(1) translateY(0); } }

/* ─── MOBILE ─── */
@media (max-width: 600px) {
  .hero-title { letter-spacing: -2px; }
  .how-strip { flex-direction: column; }
  .how-step::after { display: none; }
  .result-top { flex-direction: column; }
  .action-bar { flex-wrap: wrap; }
  .shortcut-hint { display: none; }
  body { cursor: auto; }
  .cursor, .cursor-ring { display: none; }
}