/* FAK LAB — OCR Tool | ocr.css */

:root{
  --primary:#6366f1;--primary-d:#4f46e5;--pink:#ec4899;
  --green:#10b981;--yellow:#f59e0b;--red:#ef4444;--blue:#3b82f6;
  --bg:#f9fafb;--bg2:#ffffff;--bg3:#f3f4f6;
  --text:#111827;--muted:#6b7280;--muted2:#9ca3af;
  --border:#e5e7eb;--shadow:0 4px 6px -1px rgba(0,0,0,.07);
  --shadow-lg:0 10px 40px rgba(0,0,0,.1);
  --r:12px;--r-lg:18px;
  --font:'Inter',system-ui,sans-serif;
  --font-d:'Space Grotesk',system-ui,sans-serif;
}
[data-theme="dark"]{
  --bg:#0f172a;--bg2:#1e293b;--bg3:#334155;
  --text:#f1f5f9;--muted:#94a3b8;--muted2:#64748b;
  --border:#334155;--shadow:0 4px 6px -1px rgba(0,0,0,.4);
  --shadow-lg:0 10px 40px rgba(0,0,0,.5);
}
*{box-sizing:border-box;margin:0;padding:0;}
body{background:var(--bg);color:var(--text);font-family:var(--font);min-height:100vh;transition:background .3s,color .3s;}
a{color:inherit;text-decoration:none;}

/* HEADER */
.hdr{display:flex;align-items:center;gap:10px;padding:.7rem 1.4rem;background:var(--bg2);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:200;}
.hdr-back{color:var(--muted);font-size:.82rem;display:flex;align-items:center;gap:5px;transition:.2s;font-weight:500;}
.hdr-back:hover{color:var(--primary);}
.hdr-logo{width:26px;height:26px;border-radius:7px;overflow:hidden;flex-shrink:0;}
.hdr-logo img{width:100%;height:100%;object-fit:cover;}
.hdr-title{font-family:var(--font-d);font-weight:800;font-size:.95rem;margin-right:auto;}
.hdr-title span{color:var(--primary);}
.hdr-badge{background:linear-gradient(135deg,var(--primary),var(--pink));color:#fff;padding:2px 9px;border-radius:20px;font-size:.62rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;}
.icon-btn{background:none;border:1.5px solid var(--border);color:var(--muted);width:34px;height:34px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s;font-size:.9rem;}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);}

/* HERO */
.hero{text-align:center;padding:2.5rem 1rem 1.5rem;position:relative;overflow:hidden;}
.hero::before{content:'';position:absolute;width:350px;height:350px;background:rgba(99,102,241,.07);border-radius:50%;top:-100px;left:-80px;pointer-events:none;}
.hero::after{content:'';position:absolute;width:280px;height:280px;background:rgba(236,72,153,.06);border-radius:50%;bottom:-80px;right:-60px;pointer-events:none;}
.hero-pill{display:inline-flex;align-items:center;gap:6px;background:var(--bg2);border:1px solid var(--border);border-radius:20px;padding:4px 14px;font-size:.73rem;font-weight:600;color:var(--muted);margin-bottom:1rem;}
.hero-dot{width:7px;height:7px;border-radius:50%;background:var(--green);animation:pulse 1.5s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.75)}}
.hero h1{font-family:var(--font-d);font-size:2.4rem;font-weight:800;letter-spacing:-.04em;line-height:1.15;margin-bottom:.6rem;}
.hero h1 span{background:linear-gradient(135deg,var(--primary),var(--pink));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.hero p{color:var(--muted);font-size:.95rem;max-width:540px;margin:0 auto 1.2rem;}
.lang-pills{display:flex;flex-wrap:wrap;justify-content:center;gap:.4rem;margin-bottom:1rem;}
.lang-pill{background:var(--bg2);border:1px solid var(--border);border-radius:20px;padding:3px 10px;font-size:.72rem;font-weight:600;color:var(--muted);}

/* WRAP */
.wrap{max-width:1200px;margin:0 auto;padding:0 1rem 4rem;}

/* TABS */
.tabs{display:flex;gap:4px;background:var(--bg2);border:1px solid var(--border);border-radius:var(--r);padding:4px;margin-bottom:1.5rem;}
.tab{flex:1;padding:.55rem .4rem;text-align:center;border-radius:9px;cursor:pointer;font-size:.8rem;font-weight:600;color:var(--muted);transition:.2s;white-space:nowrap;}
.tab:hover{color:var(--text);}
.tab.active{background:linear-gradient(135deg,var(--primary),var(--pink));color:#fff;box-shadow:0 2px 12px rgba(99,102,241,.3);}

/* CARD */
.card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--r-lg);padding:1.4rem;margin-bottom:1.2rem;box-shadow:var(--shadow);}
.sec-title{font-size:.65rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--muted2);margin-bottom:.9rem;display:flex;align-items:center;gap:8px;}
.sec-title::after{content:'';flex:1;height:1px;background:var(--border);}

/* UPLOAD ZONE */
.upload-zone{border:2px dashed var(--border);border-radius:var(--r-lg);padding:2.5rem 1rem;text-align:center;cursor:pointer;transition:.3s;background:var(--bg3);position:relative;}
.upload-zone:hover,.upload-zone.drag{border-color:var(--primary);background:rgba(99,102,241,.04);}
.upload-zone.drag{transform:scale(1.01);}
.upload-icon{font-size:2.5rem;margin-bottom:.75rem;display:block;}
.upload-zone h3{font-family:var(--font-d);font-size:1.1rem;font-weight:700;margin-bottom:.4rem;}
.upload-zone p{color:var(--muted);font-size:.85rem;}
.upload-zone input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%;}
.upload-actions{display:flex;gap:.6rem;justify-content:center;margin-top:1rem;flex-wrap:wrap;}

/* IMAGE PREVIEW */
.img-preview-wrap{position:relative;border-radius:var(--r);overflow:hidden;background:#000;margin-bottom:1rem;}
.img-preview-wrap img{width:100%;max-height:400px;object-fit:contain;display:block;}
.img-overlay-canvas{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;}

/* CAMERA */
.camera-wrap{border-radius:var(--r-lg);overflow:hidden;background:#000;position:relative;margin-bottom:1rem;}
#cameraVideo{width:100%;max-height:380px;object-fit:cover;display:block;}
.camera-controls{display:flex;gap:.6rem;justify-content:center;padding:.75rem;background:var(--bg2);border-top:1px solid var(--border);flex-wrap:wrap;}
.camera-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none;}
.camera-frame{width:80%;height:70%;border:2px solid rgba(99,102,241,.7);border-radius:12px;box-shadow:0 0 0 9999px rgba(0,0,0,.35);}

/* LANGUAGE SELECTOR */
.lang-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:.5rem;max-height:220px;overflow-y:auto;padding-right:4px;}
.lang-grid::-webkit-scrollbar{width:4px;}
.lang-grid::-webkit-scrollbar-thumb{background:var(--primary);border-radius:4px;}
.lang-item{display:flex;align-items:center;gap:.5rem;padding:.45rem .7rem;border-radius:8px;border:1.5px solid var(--border);cursor:pointer;transition:.2s;font-size:.8rem;font-weight:500;}
.lang-item:hover{border-color:var(--primary);}
.lang-item.selected{border-color:var(--primary);background:rgba(99,102,241,.08);color:var(--primary);}
.lang-item input{accent-color:var(--primary);width:14px;height:14px;flex-shrink:0;}
.lang-search{width:100%;padding:.55rem .8rem;border-radius:8px;border:1.5px solid var(--border);background:var(--bg3);color:var(--text);font-size:.85rem;outline:none;margin-bottom:.6rem;transition:.2s;}
.lang-search:focus{border-color:var(--primary);}

/* PREPROCESSING TOGGLES */
.preproc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:.5rem;}
.toggle-item{display:flex;align-items:center;gap:.5rem;padding:.5rem .7rem;border-radius:8px;border:1.5px solid var(--border);cursor:pointer;font-size:.8rem;font-weight:500;transition:.2s;}
.toggle-item:hover{border-color:var(--primary);}
.toggle-item.on{border-color:var(--green);background:rgba(16,185,129,.07);color:var(--green);}
.toggle-dot{width:10px;height:10px;border-radius:50%;background:var(--border);transition:.2s;flex-shrink:0;}
.toggle-item.on .toggle-dot{background:var(--green);}

/* PROGRESS */
.progress-wrap{margin:1rem 0;}
.progress-bar-bg{background:var(--bg3);border-radius:20px;height:8px;overflow:hidden;}
.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--pink));border-radius:20px;transition:width .3s;width:0%;}
.progress-label{font-size:.78rem;color:var(--muted);margin-top:.4rem;display:flex;justify-content:space-between;}

/* RESULT */
.result-toolbar{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:.75rem;align-items:center;}
.result-box{background:var(--bg3);border:1.5px solid var(--border);border-radius:var(--r);padding:1rem;font-size:.9rem;line-height:1.8;min-height:200px;white-space:pre-wrap;word-break:break-word;outline:none;transition:.2s;}
.result-box:focus{border-color:var(--primary);}
.result-box[dir="rtl"]{text-align:right;}
.result-stats{display:flex;gap:1.2rem;flex-wrap:wrap;margin-top:.75rem;}
.stat-chip{background:var(--bg3);border:1px solid var(--border);border-radius:20px;padding:3px 12px;font-size:.75rem;font-weight:600;color:var(--muted);}
.stat-chip b{color:var(--text);}
.confidence-bar{height:6px;border-radius:3px;background:var(--bg3);overflow:hidden;margin-top:3px;}
.confidence-fill{height:100%;border-radius:3px;transition:width .5s;}

/* WORD BOXES */
.word-box-overlay{position:absolute;border:2px solid rgba(99,102,241,.7);border-radius:3px;cursor:pointer;transition:.15s;}
.word-box-overlay:hover{background:rgba(99,102,241,.15);border-color:var(--primary);}
.word-box-overlay .wb-tooltip{position:absolute;bottom:calc(100% + 4px);left:50%;transform:translateX(-50%);background:var(--text);color:var(--bg2);padding:2px 7px;border-radius:5px;font-size:.65rem;white-space:nowrap;pointer-events:none;opacity:0;transition:.15s;}
.word-box-overlay:hover .wb-tooltip{opacity:1;}

/* HISTORY */
.history-item{background:var(--bg3);border:1px solid var(--border);border-radius:var(--r);padding:.8rem 1rem;margin-bottom:.6rem;cursor:pointer;transition:.2s;}
.history-item:hover{border-color:var(--primary);}
.history-meta{font-size:.72rem;color:var(--muted);margin-top:.3rem;}

/* BUTTONS */
.btn{padding:.65rem 1.3rem;border-radius:50px;border:none;font-weight:700;font-size:.85rem;cursor:pointer;transition:.2s;display:inline-flex;align-items:center;gap:6px;font-family:var(--font);}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--pink));color:#fff;box-shadow:0 4px 18px rgba(99,102,241,.3);}
.btn-primary:hover{opacity:.9;transform:translateY(-1px);}
.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none;}
.btn-ghost{background:var(--bg3);border:1.5px solid var(--border);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);}
.btn-danger{background:rgba(239,68,68,.1);border:1.5px solid rgba(239,68,68,.3);color:var(--red);}
.btn-danger:hover{background:var(--red);color:#fff;}
.btn-sm{padding:.38rem .85rem;font-size:.76rem;}
.btn-full{width:100%;justify-content:center;}

/* FORM */
.flabel{font-size:.78rem;color:var(--muted);display:block;margin-bottom:4px;font-weight:500;}
.inp,.sel{width:100%;padding:.6rem .85rem;border-radius:9px;border:1.5px solid var(--border);background:var(--bg3);color:var(--text);font-size:.88rem;outline:none;transition:.2s;font-family:var(--font);}
.inp:focus,.sel:focus{border-color:var(--primary);background:var(--bg2);box-shadow:0 0 0 3px rgba(99,102,241,.1);}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:.75rem;}
.g3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:.75rem;}
.frow{margin-bottom:.85rem;}

/* MAIN GRID */
.main-grid{display:grid;grid-template-columns:320px 1fr;gap:1.4rem;align-items:start;}
@media(max-width:900px){.main-grid{grid-template-columns:1fr;}}

/* TOAST */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(16px);background:var(--green);color:#fff;padding:.55rem 1.4rem;border-radius:50px;font-size:.82rem;font-weight:600;opacity:0;transition:.3s;pointer-events:none;z-index:9999;}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

/* SPIN */
.spin{display:inline-block;width:15px;height:15px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;}
@keyframes spin{to{transform:rotate(360deg)}}

/* RESPONSIVE */
@media(max-width:600px){
  .hero h1{font-size:1.7rem;}
  .tabs .tab{font-size:.7rem;padding:.45rem .3rem;}
  .g2,.g3{grid-template-columns:1fr 1fr;}
}