/* Flashcard Generator v4 */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --accent:#6C5CE7;--accent2:#A29BFE;--green:#00B894;--red:#E17055;
  --dark:#2D3436;--mid:#636E72;--white:#FFFFFF;--radius:12px;
  --shadow:0 2px 12px rgba(0,0,0,.09);
}
body{font-family:'Nunito',sans-serif;background:#F0EFFF;color:var(--dark);min-height:100vh}

/* Nav */
nav{background:var(--white);box-shadow:0 1px 4px rgba(0,0,0,.08);position:sticky;top:0;z-index:100}
.nav-in{max-width:1100px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;justify-content:space-between}
.logo{font-size:20px;font-weight:800;color:var(--accent);text-decoration:none}
.logo span{color:var(--dark)}.nav-links{display:flex;gap:20px}
.nav-links a{font-size:13px;font-weight:700;color:var(--mid);text-decoration:none}
.nav-links a:hover{color:var(--accent)}

/* Hero */
.hero{text-align:center;padding:56px 24px 36px}
.hero h1{font-size:clamp(2rem,5vw,3rem);font-weight:900;line-height:1.15;
  background:linear-gradient(135deg,var(--accent),#FD79A8);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{margin-top:12px;font-size:17px;color:var(--mid);max-width:520px;margin-inline:auto}
.stats{margin-top:16px;display:inline-block;background:var(--white);
  border:2px solid var(--accent2);padding:8px 20px;border-radius:24px;
  font-size:13px;font-weight:700;color:var(--accent)}

/* Builder */
.builder{max-width:1100px;margin:0 auto;padding:0 24px 48px}
.builder h2{font-size:1.5rem;font-weight:800;margin-bottom:18px}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-bottom:16px}

/* Panel */
.panel{background:var(--white);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.panel h3{font-size:15px;font-weight:800;margin-bottom:10px}

/* Opts */
.opts{display:flex;flex-wrap:wrap;gap:8px}.opts.row{flex-direction:row}
.opt{display:flex;align-items:center;gap:6px;cursor:pointer}
.opt input{width:16px;height:16px;accent-color:var(--accent);cursor:pointer}
.opt span{font-size:13px;font-weight:600;white-space:nowrap}
.opt:hover span{color:var(--accent)}

/* Lang panel */
.lang-list{max-height:220px;overflow-y:auto;display:flex;flex-direction:column;gap:2px}
.lang-opt{padding:4px 8px;border-radius:8px;display:flex;align-items:center;gap:6px;transition:background .15s}
.lang-opt:hover{background:#F0EFFF}
.lang-name{font-size:13px;font-weight:600;flex:1}
.lang-badge{font-size:9px;font-weight:800;padding:1px 5px;border-radius:6px;min-width:22px;text-align:center}
.lang-badge.ready{background:#d4edda;color:#155724}
.lang-badge.loading{background:#fff3cd;color:#856404}
.lang-badge.error{background:#f8d7da;color:#721c24}
.lang-badge.new{background:#e3e1ff;color:var(--accent)}
.primary-pill{font-size:9px;font-weight:800;background:var(--accent);color:#fff;padding:1px 6px;border-radius:6px}

.add-lang-row{margin-top:10px}
.add-lang-row select{width:100%;padding:8px 10px;border:2px solid var(--accent2);
  border-radius:8px;font-family:'Nunito',sans-serif;font-size:13px;
  font-weight:600;background:var(--white);cursor:pointer;transition:border .15s}
.add-lang-row select:focus{outline:none;border-color:var(--accent)}

.hint{font-size:12px;color:var(--mid);margin-top:8px;line-height:1.5}
.btn-tiny{font-size:11px;color:var(--accent);background:none;border:1px solid var(--accent2);
  padding:3px 10px;border-radius:12px;cursor:pointer;font-family:'Nunito',sans-serif}
.btn-tiny:hover{background:#F0EFFF}

.opt-group{margin-bottom:16px}.opt-group:last-child{margin-bottom:0}
.opt-label{font-size:11px;font-weight:700;color:var(--mid);text-transform:uppercase;
  letter-spacing:.5px;display:block;margin-bottom:6px}
.toggle-row{display:flex;align-items:center;gap:8px;margin-bottom:8px;
  cursor:pointer;font-size:13px;font-weight:600}
.toggle-row input{width:16px;height:16px;accent-color:var(--accent)}
.toggle-label small{color:var(--mid);font-weight:400;font-size:11px}

/* Actions */
.actions{display:flex;align-items:center;gap:10px;margin:20px 0;flex-wrap:wrap}

/* Buttons */
.btn{font-family:'Nunito',sans-serif;font-weight:800;font-size:14px;
  padding:11px 20px;border-radius:var(--radius);border:none;cursor:pointer;
  transition:all .2s;text-decoration:none;display:inline-block}
.btn.pri{background:var(--accent);color:#fff;box-shadow:0 4px 14px rgba(108,92,231,.35)}
.btn.pri:hover{background:#5849c1;transform:translateY(-1px)}
.btn.pri:disabled{background:#b2adf5;transform:none;box-shadow:none;cursor:not-allowed}
.btn.sec{background:var(--white);color:var(--accent);border:2px solid var(--accent2)}
.btn.sec:hover{background:#F0EFFF}
.btn.sec:disabled{opacity:.5;cursor:not-allowed}
.btn.full{width:100%;text-align:center}

/* Status */
.status{font-size:13px;font-weight:700;padding:4px 0}
.status.loading{color:var(--accent)}.status.ok{color:var(--green)}.status.error{color:var(--red)}

/* Share box */
.share-box{display:flex;gap:8px;align-items:center;margin-top:10px;padding:10px 14px;
  background:var(--white);border-radius:8px;border:2px solid var(--accent2)}
.share-box input{flex:1;padding:6px 10px;border:1px solid #ddd;border-radius:6px;
  font-family:'Nunito',sans-serif;font-size:13px}



/* Custom section */
.custom-section{background:#fff8;border-top:2px dashed var(--accent2)}
.custom-form .form-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px;align-items:center}
.custom-form input[type=text]{padding:9px 12px;border:1.5px solid #ddd;border-radius:8px;
  font-family:'Nunito',sans-serif;font-size:13px;flex:1;min-width:120px}
.custom-form input:focus{outline:none;border-color:var(--accent)}
.custom-form select{padding:9px 12px;border:1.5px solid #ddd;border-radius:8px;
  font-family:'Nunito',sans-serif;font-size:13px}

/* Kailey section */
.kailey-section{max-width:1100px;margin:0 auto;padding:0 24px 48px}
.kailey-card{background:linear-gradient(135deg,#FF7675,#FD79A8);color:#fff;
  border-radius:var(--radius);padding:24px;display:flex;align-items:center;
  gap:20px;box-shadow:0 4px 20px rgba(253,121,168,.35)}
.k-emoji{font-size:48px}.kailey-card h3{font-size:20px;font-weight:800}
.kailey-card p{font-size:13px;opacity:.9;margin-top:4px}
.kailey-card .btn{background:#fff;color:#FD79A8;margin-left:auto;flex-shrink:0}

/* Modal */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;
  align-items:center;justify-content:center;z-index:1000;padding:24px}
.modal-box{background:var(--white);border-radius:16px;padding:32px;
  max-width:420px;width:100%;box-shadow:0 10px 40px rgba(0,0,0,.2)}
.modal-box h2{font-size:20px;font-weight:800;margin-bottom:8px}
.modal-box p{color:var(--mid);margin-bottom:16px;font-size:14px}
.modal-box input{width:100%;padding:12px;border:2px solid #E0E0E0;border-radius:8px;
  font-family:'Nunito',sans-serif;font-size:14px;margin-bottom:10px;transition:border .2s}
.modal-box input:focus{outline:none;border-color:var(--accent)}
.modal-skip{text-align:center;color:var(--mid);font-size:12px;cursor:pointer;margin-top:12px}
.modal-skip:hover{color:var(--accent)}
.gen-box{text-align:center}.gen-box h3{font-size:18px;font-weight:800;margin:16px 0 8px}
.gen-box p{font-size:13px;color:var(--mid)}
.progress-bar{height:8px;background:#E0E0E0;border-radius:4px;margin:16px 0 4px;overflow:hidden}
#progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),#FD79A8);
  border-radius:4px;transition:width .4s ease}
.spinner{width:40px;height:40px;border:4px solid #E0E0E0;border-top-color:var(--accent);
  border-radius:50%;animation:spin .8s linear infinite;margin:0 auto}
@keyframes spin{to{transform:rotate(360deg)}}

/* SEO topic grid */
.topic-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;margin-top:16px}
.topic-card{background:var(--white);border-radius:var(--radius);padding:16px;
  text-align:center;box-shadow:var(--shadow)}
.topic-name{font-weight:800;margin-bottom:8px;font-size:14px}

/* Footer */
footer{text-align:center;padding:32px 24px;color:var(--mid);font-size:13px;border-top:1px solid #E8E8E8}
footer a{color:var(--accent);text-decoration:none;font-weight:700}

/* ── Tablet (≤768px) ── */
@media(max-width:768px){
  .nav-in{padding:10px 16px}
  .nav-links{gap:12px}
  .nav-links a{font-size:12px}
  .hero{padding:36px 16px 24px}
  .builder{padding:0 16px 32px}
  .grid3{grid-template-columns:1fr;gap:12px}
  .actions{flex-direction:column;align-items:stretch}
  .btn{width:100%;text-align:center}
  .kailey-card{flex-direction:column;text-align:center}
  .kailey-card .btn{margin-left:0}
}

/* ── Phone (≤480px) ── */
@media(max-width:480px){
  .nav-in{flex-wrap:wrap;gap:8px;justify-content:center;padding:8px 12px}
  .logo{font-size:17px}
  .nav-links{gap:10px;justify-content:center;width:100%}
  .nav-links a{font-size:11px}
  #user-greeting{font-size:11px}
  .hero h1{font-size:1.5rem}
  .hero p{font-size:14px}
  .stats{font-size:11px;padding:6px 14px}
  .builder h2{font-size:1.2rem}
  .panel{padding:14px}
  .actions{gap:8px}
  .btn{font-size:13px;padding:10px 14px}
  footer{font-size:11px;padding:20px 12px}
  footer a{font-size:11px}
  .custom-form .form-row{flex-direction:column}
  .custom-form input[type=text],.custom-form select{width:100%;min-width:0}
  .modal-box{padding:20px;margin:12px}
}

/* v4f preview fix */

/* Preview grid — final */
.preview-area { margin-top: 20px; }
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.card-wrap {
  position: relative;
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,.09);
  overflow: hidden;
}
.card-wrap svg {
  display: block;
  width: 100%;
  border-radius: 10px;
  overflow: hidden;
}
.audio-btns-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 10;
}
.audio-inline-btn {
  position: absolute;
  right: 3px;
  transform: translateY(-50%);
  pointer-events: auto;
  background: rgba(240,239,255,.92);
  border: 1px solid rgba(108,92,231,.25);
  border-radius: 10px;
  padding: 1px 6px;
  font-size: 9px; font-weight: 700;
  cursor: pointer; white-space: nowrap;
  font-family: 'Nunito', sans-serif;
  color: #6C5CE7;
  transition: all .15s;
  line-height: 1.4;
}
.audio-inline-btn:hover {
  background: #6C5CE7; color: #fff;
  border-color: #6C5CE7;
  box-shadow: 0 2px 8px rgba(108,92,231,.35);
}
@media print { .audio-btns-overlay { display: none !important; } }
.preview-cols-ctrl {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
}
.col-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--mid);
  margin-right: 2px;
}
.col-btn {
  width: 30px; height: 30px;
  border: 2px solid var(--accent2);
  border-radius: 6px;
  background: var(--white);
  color: var(--accent);
  font-weight: 800;
  font-size: 13px;
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  transition: all .15s;
}
.col-btn:hover {
  background: #F0EFFF;
}
.col-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── Preview cards responsive ── */
@media(max-width: 700px) {
  .card-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 8px; }
  .audio-inline-btn { font-size: 8px; padding: 1px 4px; }
  .preview-cols-ctrl { flex-wrap: wrap; }
}
@media(max-width: 400px) {
  .card-grid { grid-template-columns: 1fr !important; gap: 10px; }
  .audio-inline-btn { font-size: 9px; padding: 2px 6px; }
}