/* KazanTube AI Assistant — Scoped Frontend Styles */
.ktai-wrapper { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; color: #1a1a1a; line-height: 1.6; -webkit-font-smoothing: antialiased; max-width: 900px; margin: 0 auto; padding: 0 16px; }
.ktai-wrapper * { box-sizing: border-box; }
.ktai-wrapper img { max-width: 100%; height: auto; }

/* ── Top Hero Banner Slider ────────────────────────────── */
.ktai-top-slider { position: relative; width: 100%; overflow: hidden; margin: 0 0 20px; line-height: 0; border-radius: 12px; }
.ktai-top-track  { position: relative; width: 100%; }
.ktai-top-slide  { display: none; }
.ktai-top-slide.active { display: block; animation: ktai-fadeIn .4s ease-out; }
.ktai-top-slide-inner { display: block; text-decoration: none; line-height: 0; }
.ktai-top-slide-img { width: 100%; height: auto; display: block; object-fit: cover; max-height: 520px; border-radius: 12px; }
/* Prev / Next */
.ktai-top-nav { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(0,0,0,0.38); color: #fff; border: none; width: 44px; height: 44px; font-size: 22px; line-height: 1; cursor: pointer; z-index: 10; border-radius: 50%; transition: background .2s; display: flex; align-items: center; justify-content: center; }
.ktai-top-nav:hover { background: rgba(0,0,0,0.65); }
.ktai-top-prev { left: 12px; }
.ktai-top-next { right: 12px; }
/* Dots */
.ktai-top-dots { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%); display: flex; gap: 7px; z-index: 10; }
.ktai-top-dot { width: 9px; height: 9px; border-radius: 50%; border: 2px solid rgba(255,255,255,0.8); background: transparent; cursor: pointer; padding: 0; transition: background .2s; }
.ktai-top-dot.active { background: #fff; border-color: #fff; }
@media (max-width: 600px) {
  .ktai-top-slider { border-radius: 8px; margin-bottom: 14px; }
  .ktai-top-slide-img { max-height: 220px; }
  .ktai-top-nav { width: 34px; height: 34px; font-size: 17px; }
  .ktai-top-dot { width: 7px; height: 7px; }
}

/* Language selector */
.ktai-lang-bar { display: flex; justify-content: flex-end; padding: 8px 0; gap: 6px; }
.ktai-lang-btn { cursor: pointer; border: 2px solid transparent; border-radius: 4px; padding: 2px; background: none; transition: border-color .2s; font-size: 0; line-height: 0; }
.ktai-lang-btn.active { border-color: var(--ktai-primary, #0c93e7); }
.ktai-lang-btn img { width: 28px; height: 20px; border-radius: 2px; display: block; }

/* Hero */
.ktai-hero { background: linear-gradient(135deg, var(--ktai-accent, #072a49) 0%, var(--ktai-primary, #0c93e7) 50%, #36adf6 100%); color: #fff; border-radius: 20px; padding: 48px 32px; text-align: center; margin-bottom: 32px; }
.ktai-hero h1 { font-size: 2rem; font-weight: 700; margin: 0 0 8px; }
.ktai-hero p { font-size: 1.05rem; opacity: 0.9; margin: 0 0 24px; }
.ktai-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.ktai-btn-primary { display: inline-flex; align-items: center; gap: 8px; background: #fff; color: var(--ktai-primary, #0c93e7); font-weight: 600; padding: 14px 28px; border-radius: 50px; border: none; font-size: 1rem; cursor: pointer; transition: all .2s; text-decoration: none; }
.ktai-btn-primary:hover { background: #f0f7ff; transform: translateY(-1px); }
.ktai-btn-outline { display: inline-flex; align-items: center; gap: 8px; background: transparent; color: #fff; font-weight: 600; padding: 14px 28px; border-radius: 50px; border: 2px solid rgba(255,255,255,0.4); font-size: 1rem; cursor: pointer; transition: all .2s; text-decoration: none; }
.ktai-btn-outline:hover { background: rgba(255,255,255,0.1); }
.ktai-btn-warm { display: inline-flex; align-items: center; gap: 8px; background: linear-gradient(135deg,#f59e0b,#f97316); color: #fff; font-weight: 600; padding: 14px 28px; border-radius: 50px; border: none; font-size: 1rem; cursor: pointer; transition: all .2s; text-decoration: none; box-shadow: 0 4px 16px rgba(249,115,22,0.35); }
.ktai-btn-warm:hover { filter: brightness(1.08); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(249,115,22,0.45); }
.ktai-btn-blue { display: inline-flex; align-items: center; gap: 8px; background: var(--ktai-primary, #0c93e7); color: #fff; font-weight: 600; padding: 12px 24px; border-radius: 50px; border: none; font-size: 0.95rem; cursor: pointer; transition: all .2s; text-decoration: none; }
.ktai-btn-blue:hover { filter: brightness(1.1); }
.ktai-btn-blue:disabled { opacity: .5; cursor: not-allowed; }
.ktai-btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.ktai-btn-gray { display: inline-flex; align-items: center; gap: 6px; background: #f3f4f6; color: #374151; font-weight: 500; padding: 10px 20px; border-radius: 50px; border: 1px solid #e5e7eb; font-size: 0.9rem; cursor: pointer; transition: all .2s; text-decoration: none; }
.ktai-btn-gray:hover { background: #e5e7eb; }

/* Cards */
.ktai-card { background: rgba(255,255,255,0.85); backdrop-filter: blur(20px); border: 1px solid #e5e7eb; border-radius: 16px; padding: 24px; box-shadow: 0 4px 20px rgba(0,0,0,0.04); margin-bottom: 16px; }
.ktai-card h3 { margin: 0 0 8px; font-size: 1.1rem; font-weight: 600; }

/* Forms */
.ktai-form-group { margin-bottom: 16px; }
.ktai-form-group label { display: block; font-size: 0.85rem; font-weight: 500; color: #374151; margin-bottom: 6px; }
.ktai-form-group input, .ktai-form-group select, .ktai-form-group textarea { width: 100%; border: 1px solid #d1d5db; border-radius: 12px; padding: 10px 14px; font-size: 0.9rem; background: #fff; outline: none; transition: border-color .2s, box-shadow .2s; font-family: inherit; }
.ktai-form-group input:focus, .ktai-form-group select:focus, .ktai-form-group textarea:focus { border-color: var(--ktai-primary, #0c93e7); box-shadow: 0 0 0 3px rgba(12,147,231,0.1); }
.ktai-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .ktai-grid-2 { grid-template-columns: 1fr; } }

/* Upload zone */
.ktai-upload-zone { border: 2px dashed #d1d5db; border-radius: 16px; padding: 32px; text-align: center; cursor: pointer; transition: all .3s; }
.ktai-upload-zone:hover, .ktai-upload-zone.drag-over { border-color: var(--ktai-primary, #0c93e7); background: #f0f7ff; }
.ktai-upload-zone .icon { font-size: 2.5rem; margin-bottom: 8px; }
.ktai-upload-zone p { margin: 4px 0; color: #6b7280; font-size: 0.9rem; }

/* Photo guide */
.ktai-photo-guide { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 12px; margin: 16px 0; }
.ktai-photo-slot { border: 2px dashed #d1d5db; border-radius: 12px; aspect-ratio: 4/3; display: flex; flex-direction: column; align-items: center; justify-content: center; cursor: pointer; transition: all .2s; position: relative; overflow: hidden; background: #fafafa; }
.ktai-photo-slot:hover { border-color: var(--ktai-primary, #0c93e7); background: #f0f7ff; }
.ktai-photo-slot.filled { border-style: solid; border-color: #22c55e; }
.ktai-photo-slot img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ktai-photo-slot .label { font-size: 0.7rem; color: #6b7280; text-align: center; padding: 4px; z-index: 1; }
.ktai-photo-slot .remove { position: absolute; top: 4px; right: 4px; background: #ef4444; color: #fff; border: none; border-radius: 50%; width: 22px; height: 22px; font-size: 12px; cursor: pointer; z-index: 2; display: none; }
.ktai-photo-slot.filled .remove { display: flex; align-items: center; justify-content: center; }

/* Previews */
.ktai-previews { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0; }
.ktai-preview-thumb { width: 72px; height: 72px; object-fit: cover; border-radius: 10px; border: 1px solid #e5e7eb; }

/* Badges */
.ktai-badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; }
.ktai-badge-low, .ktai-badge-düşük, .ktai-badge-ok { background: #dcfce7; color: #166534; }
.ktai-badge-medium, .ktai-badge-orta, .ktai-badge-upcoming { background: #fef3c7; color: #92400e; }
.ktai-badge-high, .ktai-badge-yüksek, .ktai-badge-due { background: #fee2e2; color: #991b1b; }
.ktai-badge-demo { background: #ede9fe; color: #6d28d9; }

/* Confidence bar */
.ktai-confidence { display: flex; align-items: center; gap: 8px; }
.ktai-confidence-bar { flex: 1; height: 6px; background: #f3f4f6; border-radius: 3px; overflow: hidden; }
.ktai-confidence-fill { height: 100%; border-radius: 3px; transition: width .5s; }
.ktai-confidence-text { font-size: 0.75rem; color: #6b7280; min-width: 36px; }

/* Price comparison */
.ktai-price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 600px) { .ktai-price-grid { grid-template-columns: 1fr; } }
.ktai-price-card { border-radius: 16px; padding: 20px; border-top: 4px solid; background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,0.04); transition: transform .2s; }
.ktai-price-card:hover { transform: translateY(-2px); }
.ktai-price-card.auth { border-color: #3b82f6; }
.ktai-price-card.bosch { border-color: #f59e0b; }
.ktai-price-card.indep { border-color: #22c55e; }
.ktai-price-card .tier-name { font-weight: 600; font-size: 0.85rem; margin-bottom: 2px; }
.ktai-price-card .tier-desc { font-size: 0.75rem; color: #6b7280; margin-bottom: 12px; }
.ktai-price-card .price { font-size: 1.4rem; font-weight: 700; color: #1a1a1a; }
.ktai-price-card .price-label { font-size: 0.7rem; color: #9ca3af; }

/* Alerts */
.ktai-alert { padding: 14px 18px; border-radius: 12px; font-size: 0.9rem; display: flex; align-items: flex-start; gap: 10px; margin: 16px 0; }
.ktai-alert-info { background: #eff6ff; border: 1px solid #bfdbfe; color: #1e40af; }
.ktai-alert-warning { background: #fefce8; border: 1px solid #fde68a; color: #92400e; }
.ktai-alert-success { background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; }
.ktai-alert-error { background: #fef2f2; border: 1px solid #fecaca; color: #991b1b; }
.ktai-alert-demo { background: #faf5ff; border: 1px solid #e9d5ff; color: #6d28d9; }

/* Stepper */
.ktai-stepper { display: flex; align-items: center; gap: 4px; margin-bottom: 24px; overflow-x: auto; padding-bottom: 4px; }
.ktai-step { display: flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 20px; font-size: 0.8rem; font-weight: 500; color: #9ca3af; background: #f9fafb; white-space: nowrap; transition: all .2s; }
.ktai-step.active { background: var(--ktai-primary, #0c93e7); color: #fff; }
.ktai-step.done { background: #dcfce7; color: #166534; }
.ktai-step-arrow { color: #d1d5db; font-size: 0.7rem; }

/* Spinner */
.ktai-spinner { width: 40px; height: 40px; border: 3px solid #e5e7eb; border-top-color: var(--ktai-primary, #0c93e7); border-radius: 50%; animation: ktai-spin .8s linear infinite; margin: 24px auto; }
@keyframes ktai-spin { to { transform: rotate(360deg); } }

/* Result parts */
.ktai-part-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid #f3f4f6; gap: 8px; }
.ktai-part-row:last-child { border-bottom: 0; }

/* Navigation */
.ktai-nav { display: flex; justify-content: space-between; margin-top: 24px; gap: 12px; }

/* Animations */
.ktai-fade-in { animation: ktai-fadeIn .4s ease-out; }
@keyframes ktai-fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* Checkboxes */
.ktai-checkbox { display: flex; align-items: flex-start; gap: 8px; font-size: 0.85rem; color: #4b5563; }
.ktai-checkbox input { margin-top: 3px; }

/* Back link */
.ktai-back { display: inline-flex; align-items: center; gap: 6px; color: #6b7280; font-size: 0.85rem; text-decoration: none; cursor: pointer; margin-bottom: 16px; }
.ktai-back:hover { color: var(--ktai-primary, #0c93e7); }

/* ── Banner slots ──────────────────────────────────────── */
.ktai-banner-container { margin: 16px 0 24px; }
.ktai-banner-slot { display: block; text-decoration: none; border-radius: 12px; overflow: hidden; transition: opacity .2s, transform .15s; margin-bottom: 12px; }
.ktai-banner-slot:last-child { margin-bottom: 0; }
a.ktai-banner-slot:hover { opacity: .92; transform: translateY(-1px); }
.ktai-banner-img { width: 100%; height: auto; display: block; border-radius: 12px; }

/* ── Ad slots ──────────────────────────────────────────── */
.ktai-ad-container { margin: 16px 0 24px; }
.ktai-ad-slot { display: block; position: relative; text-decoration: none; border-radius: 12px; overflow: hidden; transition: opacity .2s, transform .15s; }
.ktai-ad-slot:hover { opacity: .92; transform: translateY(-1px); }
.ktai-ad-slot img { width: 100%; height: auto; display: block; border-radius: 12px; }
.ktai-ad-video { width: 100%; display: block; border-radius: 12px; aspect-ratio: 16/9; background: #000; }
.ktai-ad-html  { padding: 16px; }
.ktai-ad-label { position: absolute; bottom: 6px; right: 8px; background: rgba(0,0,0,0.45); color: #fff; font-size: 0.68rem; padding: 2px 7px; border-radius: 20px; pointer-events: none; }
@media (max-width: 600px) { .ktai-ad-video { aspect-ratio: 9/16; } }

/* ── Video section ─────────────────────────────────────── */
.ktai-video-section { margin: 0 0 32px; }
.ktai-video-section h2 { color: #1a1a1a; }
.ktai-video-player { width: 100%; aspect-ratio: 16/9; border-radius: 14px; display: block; background: #000; border: none; }
iframe.ktai-video-player { border: none; }

/* Hero with bg image or video */
.ktai-hero { position: relative; overflow: hidden; }

/* ── How It Works ──────────────────────────────────────── */
.ktai-hiw-section { margin: 32px 0 8px; text-align: center; }
.ktai-hiw-title { font-size: 1.65rem; font-weight: 800; color: #0f2d52; margin: 0 0 8px; }
.ktai-hiw-subtitle { color: #6b7280; font-size: 0.93rem; margin: 0 0 32px; }

/* Each service subsection */
.ktai-hiw-flow { margin-bottom: 32px; }

/* Pill header for each subsection */
.ktai-hiw-flow-hdr {
  display: inline-flex;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 8px 20px;
  border-radius: 30px;
  margin-bottom: 24px;
  letter-spacing: 0.2px;
}
.ktai-hiw-flow-damage {
  background: linear-gradient(135deg,#eff6ff,#dbeafe);
  color: #1d4ed8;
  border: 1.5px solid #bfdbfe;
}
.ktai-hiw-flow-maint {
  background: linear-gradient(135deg,#fffbeb,#fef3c7);
  color: #b45309;
  border: 1.5px solid #fde68a;
}

/* Divider between the two flows */
.ktai-hiw-flow + .ktai-hiw-flow {
  padding-top: 28px;
  border-top: 1px dashed #e5e7eb;
}

/* 3-step grid */
.ktai-hiw-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  position: relative;
  max-width: 780px;
  margin: 0 auto;
}
/* Dashed connecting line — sits between icon circles, never touches them */
.ktai-hiw-steps::before {
  content: '';
  position: absolute;
  top: 88px;
  left: calc(100% / 6);
  right: calc(100% / 6);
  height: 0;
  border-top: 2px dashed #d1d5db;
  background: none;
  opacity: 1;
  z-index: 0;
  pointer-events: none;
}
.ktai-hiw-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 18px;
  position: relative;
  z-index: 1;
}
.ktai-hiw-num {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  color: #fff;
  font-size: 0.65rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.18);
  letter-spacing: 0.5px;
}
.ktai-hiw-icon {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  background: #fff;
  z-index: 2;
  position: relative;
}
.ktai-hiw-icon svg { width: 46px; height: 46px; }
.ktai-hiw-step-title {
  font-size: 1rem;
  font-weight: 700;
  color: #0f2d52;
  margin: 0 0 8px;
  line-height: 1.3;
}
.ktai-hiw-step-desc {
  font-size: 0.84rem;
  color: #6b7280;
  line-height: 1.55;
  margin: 0 0 14px;
}
.ktai-hiw-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 20px;
  letter-spacing: 0.2px;
}
@media (max-width: 620px) {
  .ktai-hiw-steps { grid-template-columns: 1fr; gap: 32px; }
  .ktai-hiw-steps::before { display: none; }
  .ktai-hiw-title { font-size: 1.35rem; }
  .ktai-hiw-subtitle { margin-bottom: 20px; }
  .ktai-hiw-flow-hdr { font-size: 0.82rem; padding: 7px 16px; }
}

/* ── Popup video ───────────────────────────────────────── */
.ktai-popup-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.75); z-index: 99999; display: flex; align-items: center; justify-content: center; padding: 16px; animation: ktai-fadeIn .3s ease-out; }
.ktai-popup-box { position: relative; width: 100%; max-width: 720px; background: #000; border-radius: 16px; overflow: hidden; box-shadow: 0 24px 80px rgba(0,0,0,0.6); }
.ktai-popup-close { position: absolute; top: 10px; right: 10px; z-index: 10; background: rgba(0,0,0,0.6); color: #fff; border: none; border-radius: 50%; width: 36px; height: 36px; font-size: 16px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background .2s; }
.ktai-popup-close:hover { background: rgba(0,0,0,0.9); }
.ktai-popup-video { width: 100%; aspect-ratio: 16/9; display: block; border: none; border-radius: 0; }
@media (max-width: 600px) {
  .ktai-popup-box { max-width: 100%; border-radius: 12px; }
  .ktai-popup-video { aspect-ratio: 9/16; } /* vertical on mobile when mobile URL is set */
}