/* ========================================
   PazaryeriKâr - Premium Dark Theme v2
   Hakediş & KDV Kırılımlı
   ======================================== */

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: #1a1f35;
  --bg-card-hover: #222845;
  --bg-input: #151b30;
  --bg-badge: rgba(255,255,255,0.06);
  
  --text-primary: #f0f2f8;
  --text-secondary: #8b92a8;
  --text-tertiary: #5a6178;

  --primary: #f97316;
  --primary-hover: #fb923c;
  --primary-glow: rgba(249,115,22,0.25);
  --primary-soft: rgba(249,115,22,0.12);

  --success: #22c55e;
  --success-soft: rgba(34,197,94,0.12);
  --danger: #ef4444;
  --danger-soft: rgba(239,68,68,0.12);
  --warning: #eab308;
  --info: #3b82f6;
  --info-soft: rgba(59,130,246,0.12);
  --purple: #a855f7;
  --purple-soft: rgba(168,85,247,0.12);

  --border: rgba(255,255,255,0.06);
  --border-active: rgba(249,115,22,0.4);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px var(--primary-glow);

  --transition: 0.2s ease;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 15px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  background-image: 
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(249,115,22,0.06), transparent),
    radial-gradient(ellipse 60% 50% at 80% 100%, rgba(59,130,246,0.04), transparent);
}

/* ========== Header ========== */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 28px;
  background: rgba(17,24,39,0.75);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-brand { display: flex; align-items: center; gap: 12px; }

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: var(--radius-md);
  background: #ffffff;
  padding: 4px;
}

.brand-title {
  font-size: 1.3rem; font-weight: 800;
  background: linear-gradient(135deg, var(--primary), #f59e0b);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

.brand-subtitle { font-size: 0.7rem; color: var(--text-tertiary); font-weight: 500; }

.header-actions { display: flex; gap: 8px; align-items: center; }

.badge-count {
  background: var(--primary); color: white; border-radius: 50%;
  width: 20px; height: 20px; font-size: 0.7rem; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center; margin-left: 4px;
}

/* ========== Main Layout ========== */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 20px 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

@media (max-width: 900px) {
  .main-content { grid-template-columns: 1fr; padding: 16px 12px 40px; }
}

/* ========== Calculator Card ========== */
.calc-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-md);
}

.calc-card-header {
  display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px;
}

.calc-card-header h2 { font-size: 1.15rem; font-weight: 700; }

/* ========== Form ========== */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.form-group.full-width { grid-column: 1 / -1; }

.form-label {
  display: block; font-size: 0.78rem; font-weight: 600;
  color: var(--text-secondary); margin-bottom: 6px; letter-spacing: 0.02em;
}

.label-hint { font-weight: 500; color: var(--text-tertiary); font-size: 0.7rem; }

.form-input {
  width: 100%; padding: 10px 12px;
  background: var(--bg-input); border: 1.5px solid var(--border);
  border-radius: var(--radius-md); color: var(--text-primary);
  font-family: var(--font); font-size: 0.9rem; font-weight: 500;
  transition: all var(--transition); font-variant-numeric: tabular-nums;
}

.form-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.form-input::placeholder { color: var(--text-tertiary); }
.form-input::-webkit-inner-spin-button { opacity: 0.3; }

.input-icon-wrapper { position: relative; }
.input-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-tertiary); font-weight: 600; font-size: 0.82rem; pointer-events: none; }
.form-input.has-icon { padding-left: 28px; }
.form-input.has-icon-right { padding-right: 28px; }
.input-icon-right { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--text-tertiary); font-weight: 600; font-size: 0.82rem; pointer-events: none; }

/* Toggle Row */
.toggle-row {
  display: flex; align-items: center; gap: 4px; margin-top: 8px;
  flex-wrap: wrap;
}

#vat-rates-row {
  display: none;
  width: 100%;
  gap: 4px;
  margin-top: 4px;
}

.toggle-btn {
  padding: 4px 10px; font-size: 0.7rem; font-weight: 600; font-family: var(--font);
  background: var(--bg-input); border: 1px solid var(--border); border-radius: 6px;
  color: var(--text-tertiary); cursor: pointer; transition: all var(--transition);
}
.toggle-btn:hover { color: var(--text-primary); border-color: var(--border-active); }
.toggle-btn.active { background: var(--primary-soft); color: var(--primary); border-color: var(--primary); }

.vat-preset {
  padding: 4px 8px; font-size: 0.7rem; font-weight: 700; font-family: var(--font);
  background: var(--bg-input); border: 1px solid var(--border); border-radius: 6px;
  color: var(--text-tertiary); cursor: pointer; transition: all var(--transition);
}
.vat-preset:hover { color: var(--text-primary); }
.vat-preset.active { background: var(--info-soft); color: var(--info); border-color: var(--info); }

.separator { color: var(--text-tertiary); font-size: 0.75rem; margin: 0 4px; }

/* Bugün Kargoda Toggle */
.bugun-kargo-label {
  display: flex; align-items: center; gap: 6px;
  cursor: pointer; font-size: 0.75rem; font-weight: 600;
  color: var(--text-secondary); user-select: none;
}
.bugun-kargo-label input[type="checkbox"] {
  accent-color: var(--primary); width: 14px; height: 14px; cursor: pointer;
}
.bugun-kargo-label:hover span { color: var(--primary); }

/* ========== Marketplace Chips ========== */
.marketplace-chips { display: flex; flex-wrap: wrap; gap: 6px; }

.mp-chip {
  display: flex; align-items: center; gap: 6px;
  padding: 7px 12px; background: var(--bg-input); border: 1.5px solid var(--border);
  border-radius: var(--radius-lg); cursor: pointer; transition: all var(--transition);
  font-family: var(--font); font-size: 0.78rem; font-weight: 600;
  color: var(--text-secondary); user-select: none;
}
.mp-chip:hover { border-color: var(--border-active); color: var(--text-primary); }
.mp-chip.active { border-color: var(--primary); background: var(--primary-soft); color: var(--primary); box-shadow: 0 0 10px var(--primary-glow); }

.mp-chip-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

/* ========== Buttons ========== */
.btn {
  font-family: var(--font); font-weight: 600; border: none; cursor: pointer;
  border-radius: var(--radius-md); transition: all var(--transition);
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
}
.btn-primary { background: linear-gradient(135deg, var(--primary), #ea580c); color: white; padding: 12px 20px; font-size: 0.88rem; box-shadow: var(--shadow-glow); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 0 35px var(--primary-glow); }
.btn-secondary { background: var(--bg-badge); color: var(--text-secondary); padding: 7px 12px; font-size: 0.78rem; border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.btn-danger { background: var(--danger-soft); color: var(--danger); padding: 7px 12px; font-size: 0.78rem; }
.btn-danger:hover { background: var(--danger); color: white; }
.btn-ghost { background: transparent; color: var(--text-secondary); padding: 7px 10px; font-size: 0.82rem; }
.btn-ghost:hover { background: var(--bg-badge); color: var(--text-primary); }
.btn-sm { padding: 5px 10px; font-size: 0.72rem; }
.btn-lg { padding: 14px 24px; font-size: 0.95rem; }
.full-width { width: 100%; }

/* ========== Results Section ========== */
.results-section { display: flex; flex-direction: column; gap: 16px; }

/* ========== Hakediş Card ========== */
.hakedis-card {
  background: linear-gradient(135deg, #1e3a5f, #0f2744);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: var(--radius-xl);
  padding: 24px;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.hakedis-label {
  font-size: 0.75rem; font-weight: 700; color: rgba(147,197,253,0.8);
  text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 4px;
}

.hakedis-desc {
  font-size: 0.7rem; color: rgba(147,197,253,0.5); margin-bottom: 10px;
}

.hakedis-value {
  font-size: 2.4rem; font-weight: 900; color: #93c5fd;
  letter-spacing: -1px; font-variant-numeric: tabular-nums;
}

/* ========== Kâr Card ========== */
.result-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 22px; text-align: center;
  box-shadow: var(--shadow-md); position: relative; overflow: hidden;
}

.result-card::before {
  content: ''; position: absolute; inset: 0; border-radius: var(--radius-xl);
  padding: 1.5px;
  background: linear-gradient(135deg, transparent, var(--primary), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity 0.5s;
}
.result-card.profit-positive::before { opacity: 0.5; background: linear-gradient(135deg, transparent, var(--success), transparent); }
.result-card.profit-negative::before { opacity: 0.5; background: linear-gradient(135deg, transparent, var(--danger), transparent); }

.result-label { font-size: 0.75rem; color: var(--text-secondary); font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 6px; }
.result-value { font-size: 2.2rem; font-weight: 900; letter-spacing: -1px; transition: color 0.3s; }
.result-value.positive { color: var(--success); }
.result-value.negative { color: var(--danger); }
.result-percent { font-size: 1.3rem; font-weight: 800; margin-top: 2px; letter-spacing: -0.5px; }
.result-percent.positive { color: var(--success); }
.result-percent.negative { color: var(--danger); }
.result-sub { font-size: 0.78rem; color: var(--text-tertiary); font-weight: 500; margin-top: 4px; }

/* ========== Breakdown Card ========== */
.breakdown-card, .kdv-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 20px; box-shadow: var(--shadow-sm);
}

.breakdown-title { font-size: 0.9rem; font-weight: 700; margin-bottom: 16px; }

.bd-group { margin-bottom: 14px; }

.bd-group-header {
  display: flex; align-items: center; gap: 8px; margin-bottom: 6px;
}

.bd-icon {
  width: 28px; height: 28px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; flex-shrink: 0;
}
.bd-icon.commission { background: rgba(234,179,8,0.12); }
.bd-icon.shipping { background: var(--purple-soft); }
.bd-icon.service { background: var(--info-soft); }
.bd-icon.extra { background: var(--danger-soft); }

.bd-group-title { font-size: 0.82rem; font-weight: 700; color: var(--text-primary); }
.bd-rate { font-weight: 500; color: var(--text-tertiary); font-size: 0.75rem; }

.bd-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 3px 0 3px 36px; font-size: 0.8rem;
}
.bd-kdv-row { display: flex; }
.bd-row span:first-child { color: var(--text-tertiary); }
.bd-row span:last-child { font-weight: 600; font-variant-numeric: tabular-nums; color: var(--text-secondary); }
.bd-row.total span:last-child { font-weight: 700; color: var(--text-primary); }

.bd-divider { height: 1px; background: var(--border); margin: 12px 0; }

.bd-row.grand-total { padding-left: 0; padding: 4px 0; }
.bd-row.grand-total span:first-child { font-weight: 700; color: var(--text-primary); font-size: 0.85rem; }
.bd-row.grand-total span:last-child { font-size: 1rem; }
.negative { color: var(--danger) !important; }

/* ========== KDV Card ========== */
.kdv-card { margin-top: 0; }

.kdv-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 0; font-size: 0.85rem;
}
.kdv-row span:last-child { font-weight: 700; font-variant-numeric: tabular-nums; }
.kdv-row.positive span:last-child { color: var(--success); }
.kdv-row.negative span:last-child { color: var(--danger); }
.kdv-row.result { padding-top: 10px; }
.kdv-row.result span:first-child { font-weight: 700; color: var(--text-primary); }
.kdv-row.result span:last-child { font-size: 1.05rem; font-weight: 800; color: var(--warning); }
.kdv-hint { font-size: 0.7rem; color: var(--text-tertiary); font-weight: 400; }
.kdv-divider { height: 1px; background: var(--border); margin: 4px 0; }

/* ========== Drawer ========== */
.drawer-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px); z-index: 200;
  opacity: 0; pointer-events: none; transition: opacity 0.3s;
}
.drawer-overlay.open { opacity: 1; pointer-events: all; }

.drawer {
  position: fixed; top: 0; right: -420px; width: 400px; max-width: 90vw; height: 100vh;
  background: var(--bg-secondary); border-left: 1px solid var(--border);
  z-index: 201; display: flex; flex-direction: column;
  transition: right 0.3s ease; box-shadow: var(--shadow-lg);
}
.drawer.open { right: 0; }

.drawer-header { display: flex; justify-content: space-between; align-items: center; padding: 18px; border-bottom: 1px solid var(--border); }
.drawer-header h3 { font-size: 1rem; font-weight: 700; }
.drawer-actions { display: flex; gap: 8px; padding: 10px 18px; border-bottom: 1px solid var(--border); }
.drawer-body { flex: 1; overflow-y: auto; padding: 14px 18px; }

/* Saved product item */
.saved-item { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 12px; margin-bottom: 8px; transition: all var(--transition); }
.saved-item:hover { border-color: var(--border-active); }
.saved-item-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.saved-item-name { font-weight: 700; font-size: 0.82rem; }
.saved-item-mp { font-size: 0.68rem; color: var(--text-tertiary); padding: 2px 7px; background: var(--bg-badge); border-radius: 100px; }
.saved-item-row { display: flex; justify-content: space-between; padding: 2px 0; font-size: 0.75rem; }
.saved-item-row .label { color: var(--text-tertiary); }
.saved-item-row .value { font-weight: 600; font-variant-numeric: tabular-nums; }
.saved-item-profit { font-size: 0.95rem; font-weight: 800; text-align: right; margin-top: 6px; padding-top: 6px; border-top: 1px solid var(--border); }
.saved-item-actions { display: flex; gap: 6px; margin-top: 6px; }

/* ========== Toast ========== */
.toast-container { position: fixed; bottom: 20px; right: 20px; z-index: 300; display: flex; flex-direction: column; gap: 6px; }
.toast { padding: 10px 16px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); box-shadow: var(--shadow-md); font-size: 0.82rem; font-weight: 500; color: var(--text-primary); animation: slideIn 0.3s ease, fadeOut 0.3s ease 2.7s forwards; display: flex; align-items: center; gap: 6px; }
.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--danger); }
.toast.warning { border-color: var(--warning); }

@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes fadeOut { to { opacity: 0; transform: translateY(8px); } }

.empty-state { text-align: center; padding: 30px 16px; color: var(--text-tertiary); }
.empty-state p { font-size: 0.8rem; margin-top: 6px; }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.015); } }
.profit-pulse { animation: pulse 0.4s ease; }

.visitor-widget {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 100;
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 10px 16px;
  border-radius: 100px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  cursor: default;
}
.visitor-widget:hover {
  transform: translateY(-3px);
  border-color: rgba(242, 122, 26, 0.5);
  box-shadow: 0 12px 40px rgba(242, 122, 26, 0.2);
}
.visitor-pulse {
  width: 10px;
  height: 10px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 0 rgba(16, 185, 129, 0.4);
  animation: pulse-green 2s infinite;
}
@keyframes pulse-green {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
  70% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}
.visitor-content {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.visitor-label {
  font-size: 0.65rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  margin-bottom: 3px;
}
.visitor-svg-wrapper {
  display: flex;
  align-items: center;
  height: 20px;
  border-radius: 4px;
  overflow: hidden;
}
.visitor-svg-wrapper img {
  height: 100%;
}
@media (max-width: 768px) {
  .visitor-widget {
    bottom: 15px;
    left: 15px;
    transform: scale(0.9);
    transform-origin: bottom left;
  }
}