@import url('https://fonts.googleapis.com/css2?family=Tajawal:wght@400;500;700;900&family=Cairo:wght@400;600;800&family=IBM+Plex+Sans+Arabic:wght@400;600&family=Noto+Naskh+Arabic:wght@400;700&display=swap');

:root {
  --accent-color: #1e8a6e;
  --font-scale: 100%;
  --font-family-app: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Tajawal', sans-serif;

  --bg: #f4f6f5;
  --bg-elevated: #ffffff;
  --text: #16211d;
  --text-muted: #5b6864;
  --border: #e2e7e4;
  --danger: #d64545;
  --warning: #c98a1a;
  --success: #1e8a6e;
  --shadow: 0 1px 3px rgba(20, 30, 25, 0.08), 0 1px 2px rgba(20, 30, 25, 0.06);
}

:root[data-theme="dark"] {
  --bg: #121613;
  --bg-elevated: #1b211d;
  --text: #eef2ef;
  --text-muted: #9aa7a1;
  --border: #2a322c;
  --danger: #ef6a6a;
  --warning: #e0ab4c;
  --success: #3fb08a;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121613;
    --bg-elevated: #1b211d;
    --text: #eef2ef;
    --text-muted: #9aa7a1;
    --border: #2a322c;
    --danger: #ef6a6a;
    --warning: #e0ab4c;
    --success: #3fb08a;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
  }
}

* { box-sizing: border-box; }

html {
  font-size: var(--font-scale);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-family-app);
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}

#root {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 560px;
  margin: 0 auto;
}

.app-header {
  padding: env(safe-area-inset-top, 0) 1rem 0.75rem;
  padding-top: calc(env(safe-area-inset-top, 0) + 0.9rem);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 5;
  border-bottom: 1px solid var(--border);
}

.app-header h1 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--accent-color);
}

.app-main {
  flex: 1;
  padding: 1rem 1rem 6rem;
}

.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 560px;
  display: flex;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  padding: 0.35rem 0.25rem calc(env(safe-area-inset-bottom, 0) + 0.35rem);
  z-index: 10;
}

.bottom-nav a {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.7rem;
  padding: 0.3rem 0;
  border-radius: 0.6rem;
  position: relative;
}

.bottom-nav a.active {
  color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 12%, transparent);
}

.nav-icon { font-size: 1.15rem; line-height: 1; }

.nav-badge {
  position: absolute;
  top: 0;
  inset-inline-end: 0.6rem;
  background: var(--danger);
  color: #fff;
  font-size: 0.62rem;
  min-width: 1.05rem;
  height: 1.05rem;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 0.2rem;
}

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
}

.card h2, .card h3 { margin-top: 0; }

.stat-value {
  font-size: 1.8rem;
  font-weight: 800;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.stat-value.positive { color: var(--success); }
.stat-value.negative { color: var(--danger); }

.section-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 1.4rem 0 0.6rem;
  color: var(--text-muted);
}

.progress-track {
  background: var(--border);
  border-radius: 999px;
  height: 0.55rem;
  overflow: hidden;
  margin: 0.4rem 0;
}

.progress-fill {
  height: 100%;
  background: var(--accent-color);
  border-radius: 999px;
  transition: width 0.3s ease;
}

.progress-fill.priority-1 { background: var(--danger); }
.progress-fill.priority-2 { background: var(--warning); }

.bucket-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.bucket-row strong { color: var(--text); font-weight: 700; }

.badge {
  display: inline-block;
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: var(--border);
  color: var(--text-muted);
}

.badge.priority-1 { background: color-mix(in srgb, var(--danger) 18%, transparent); color: var(--danger); }
.badge.priority-2 { background: color-mix(in srgb, var(--warning) 20%, transparent); color: var(--warning); }

label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
  margin-top: 0.8rem;
}

label:first-child { margin-top: 0; }

input, select, textarea {
  width: 100%;
  font-family: inherit;
  font-size: 1rem;
  padding: 0.6rem 0.7rem;
  border-radius: 0.6rem;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent-color);
  outline-offset: 1px;
}

textarea { resize: vertical; min-height: 6rem; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  border-radius: 0.7rem;
  padding: 0.7rem 1rem;
  font-size: 0.95rem;
  font-weight: 700;
}

.btn-primary {
  background: var(--accent-color);
  color: #fff;
  width: 100%;
}

.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-secondary {
  background: var(--border);
  color: var(--text);
}

.btn-danger {
  background: color-mix(in srgb, var(--danger) 15%, transparent);
  color: var(--danger);
}

.btn-ghost {
  background: transparent;
  color: var(--accent-color);
  padding: 0.4rem 0.6rem;
}

.btn-row { display: flex; gap: 0.5rem; margin-top: 0.9rem; }
.btn-row > button { flex: 1; }

.item-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border);
}

.item-row:last-child { border-bottom: none; }

.item-main { flex: 1; min-width: 0; }
.item-main strong { display: block; }
.item-main span { color: var(--text-muted); font-size: 0.8rem; }

.icon-btn {
  background: transparent;
  padding: 0.3rem 0.5rem;
  font-size: 1rem;
  color: var(--text-muted);
}

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 2.5rem 1rem;
}

.confidence-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
}

.chip.low { background: color-mix(in srgb, var(--danger) 18%, transparent); color: var(--danger); }
.chip.mid { background: color-mix(in srgb, var(--warning) 20%, transparent); color: var(--warning); }
.chip.high { background: color-mix(in srgb, var(--success) 18%, transparent); color: var(--success); }

.toast-root {
  position: fixed;
  top: calc(env(safe-area-inset-top, 0) + 0.6rem);
  left: 50%;
  transform: translateX(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  width: min(92%, 480px);
}

.toast {
  background: var(--text);
  color: var(--bg);
  padding: 0.65rem 1rem;
  border-radius: 0.6rem;
  font-size: 0.85rem;
  box-shadow: var(--shadow);
  animation: toast-in 0.2s ease;
}

.toast.error { background: var(--danger); color: #fff; }
.toast.success { background: var(--success); color: #fff; }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.color-swatches {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.swatch {
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
}

.swatch.selected { border-color: var(--text); }

.segmented {
  display: flex;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0.7rem;
  overflow: hidden;
}

.segmented button {
  flex: 1;
  background: transparent;
  color: var(--text-muted);
  border-radius: 0;
  padding: 0.55rem;
}

.segmented button.active {
  background: var(--accent-color);
  color: #fff;
}

.font-preview {
  border: 1px dashed var(--border);
  border-radius: 0.6rem;
  padding: 0.8rem;
  margin-top: 0.6rem;
  font-family: var(--font-family-app);
}

.hint { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.3rem; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}