/* PrimeHaul Design System - Dark Mode */

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0b0b0c;
  --bg-card: #141416;
  --bg-card-hover: #1a1a1e;
  --text: #ffffff;
  --text-muted: #8a8a8e;
  --accent: #2ee59d;
  --accent-hover: #26c987;
  --accent-glow: rgba(46,229,157,0.15);
  --danger: #ff4757;
  --danger-hover: #e8384a;
  --warning: #ffa502;
  --info: #3b82f6;
  --glass-bg: rgba(20,20,22,0.7);
  --glass-border: rgba(255,255,255,0.08);
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --sidebar-w: 240px;
  --nav-h: 56px;
}

html { font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
/* Layout */
.app { display: flex; flex-direction: column; min-height: 100vh; }

/* Top navigation */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11,11,12,0.85);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  height: var(--nav-h);
}
.nav-content {
  max-width: 600px; margin: 0 auto;
  display: flex; align-items: center; gap: 1rem;
  height: 100%; padding: 0 1rem;
}
.nav-wide {
  max-width: 100%; padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}
.nav-left { display: flex; align-items: center; gap: 1rem; }
.nav-right { display: flex; align-items: center; gap: 1rem; }

.logo {
  font-size: 1.25rem; font-weight: 700; color: var(--accent);
  text-decoration: none; letter-spacing: -0.02em; white-space: nowrap;
}
.logo-sub { font-size: 0.8rem; color: var(--text-muted); font-weight: 400; margin-left: 0.5rem; }

/* Sidebar + main wrapper */
.layout { display: flex; flex: 1; }

.sidebar {
  width: var(--sidebar-w); flex-shrink: 0;
  background: var(--bg-card);
  border-right: 1px solid var(--glass-border);
  padding: 1.25rem 0; display: none;
}
.sidebar-nav { list-style: none; }
.sidebar-nav a {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.7rem 1.25rem; color: var(--text-muted);
  font-size: 0.9rem; font-weight: 500;
  transition: background 0.15s, color 0.15s;
}
.sidebar-nav a:hover { background: rgba(255,255,255,0.04); color: var(--text); }
.sidebar-nav a.active { color: var(--accent); background: var(--accent-glow); }
.sidebar-nav .nav-icon { font-size: 1.1rem; width: 1.5rem; text-align: center; }

.main { flex: 1; min-width: 0; padding: 1.5rem 1rem 2rem; }
.main-narrow { max-width: 800px; }
/* Bottom nav for mobile */
.bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 100;
  background: rgba(20,20,22,0.95);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--glass-border);
  display: flex; justify-content: space-around; align-items: center;
  height: 60px; padding-bottom: env(safe-area-inset-bottom, 0);
}
.bottom-nav a {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  font-size: 0.65rem; color: var(--text-muted); padding: 0.4rem 0.5rem;
}
.bottom-nav a.active { color: var(--accent); }
.bottom-nav .bnav-icon { font-size: 1.2rem; }

/* Progress bar */
.progress-bar {
  flex: 1; height: 4px; background: rgba(255,255,255,0.08);
  border-radius: 2px; overflow: hidden;
}
.progress-fill {
  height: 100%; background: var(--accent); border-radius: 2px;
  transition: width 0.4s ease;
}

/* Screen (consumer flow) */
.screen {
  flex: 1; max-width: 600px; width: 100%;
  margin: 0 auto; padding: 1.5rem 1rem 2rem;
}

/* Typography */
h1 { font-size: 1.75rem; font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 0.5rem; }
h2 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 0.4rem; }
h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 0.3rem; }
p { margin-bottom: 0.75rem; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.text-danger { color: var(--danger); }
.text-center { text-align: center; }
.text-sm { font-size: 0.85rem; }
.screen-title { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 0.25rem; }
.screen-subtitle { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 1.5rem; }
.page-header { margin-bottom: 1.5rem; }
.page-header p { color: var(--text-muted); }

/* Buttons */
.btn {
  display: inline-block; padding: 0.75rem 1.5rem; border: none;
  border-radius: var(--radius-sm); font-size: 0.95rem; font-weight: 600;
  cursor: pointer; text-align: center; text-decoration: none;
  transition: transform 0.15s, opacity 0.15s, background 0.15s;
  line-height: 1.4;
}
.btn:active { transform: scale(0.98); }
.btn-block { display: block; width: 100%; }
.btn-lg { padding: 1rem 2rem; font-size: 1.05rem; }
.btn-sm { padding: 0.45rem 1rem; font-size: 0.8rem; }

.btn-primary { background: var(--accent); color: #0b0b0c; }
.btn-primary:hover { background: var(--accent-hover); color: #0b0b0c; }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.btn-secondary { background: rgba(255,255,255,0.08); color: var(--text); border: 1px solid var(--glass-border); }
.btn-secondary:hover { background: rgba(255,255,255,0.12); color: var(--text); }

.btn-outline { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.btn-outline:hover { background: var(--accent-glow); color: var(--accent); }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: var(--danger-hover); color: #fff; }

.btn-ghost { background: transparent; color: var(--text-muted); padding: 0.5rem 0.75rem; }
.btn-ghost:hover { color: var(--text); }

/* Forms */
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block; font-size: 0.8rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-muted); margin-bottom: 0.5rem;
}
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 0.8rem 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm); color: var(--text);
  font-size: 0.95rem; outline: none; transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }
.form-select { cursor: pointer; appearance: none; }
.form-textarea { resize: vertical; min-height: 80px; }
.form-hint { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.3rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-check {
  display: flex; align-items: center; gap: 0.6rem; cursor: pointer;
  font-size: 0.9rem; margin-bottom: 0.5rem;
}
.form-check input[type="checkbox"] {
  width: 18px; height: 18px; accent-color: var(--accent); cursor: pointer;
}

/* Slider / range */
.form-range { width: 100%; accent-color: var(--accent); cursor: pointer; height: 6px; }
.range-value {
  display: inline-block; font-size: 1.5rem; font-weight: 700;
  color: var(--accent); margin-bottom: 0.25rem;
}

/* Cards */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius); padding: 1.25rem; margin-bottom: 1rem;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1rem; padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--glass-border);
}
.card-header h2, .card-header h3 { margin-bottom: 0; }
.card-body { }
.card-label {
  font-size: 0.8rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: 0.75rem;
}

/* Tiles */
.tile-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.6rem; }
.tile {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 0.35rem; padding: 0.9rem 0.5rem;
  background: rgba(255,255,255,0.04); border: 2px solid transparent;
  border-radius: var(--radius-sm); cursor: pointer;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
  text-align: center; font-size: 0.85rem;
}
.tile:hover { background: rgba(255,255,255,0.07); }
.tile.selected {
  border-color: var(--accent); background: var(--accent-glow);
  box-shadow: 0 0 16px rgba(46,229,157,0.1);
}
.tile-icon { font-size: 1.5rem; }

/* Chips */
.chip-group { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  display: inline-block; padding: 0.4rem 1rem;
  background: rgba(255,255,255,0.06); border: 1px solid var(--glass-border);
  border-radius: 100px; font-size: 0.8rem; font-weight: 500;
  color: var(--text-muted); cursor: pointer; transition: all 0.15s;
}
.chip:hover { background: rgba(255,255,255,0.1); color: var(--text); }
.chip.active { background: var(--accent-glow); border-color: var(--accent); color: var(--accent); }

/* Tables */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table {
  width: 100%; border-collapse: collapse; font-size: 0.9rem;
}
.table th {
  text-align: left; padding: 0.7rem 0.75rem; font-size: 0.75rem;
  font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-muted); border-bottom: 1px solid var(--glass-border);
  white-space: nowrap;
}
.table td {
  padding: 0.75rem; border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
}
.table tbody tr { transition: background 0.1s; }
.table tbody tr:hover { background: rgba(255,255,255,0.03); }
.table-clickable tbody tr { cursor: pointer; }

/* Badges */
.badge {
  display: inline-block; padding: 0.2rem 0.6rem;
  border-radius: 100px; font-size: 0.7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.03em;
}
.badge-green { background: rgba(46,229,157,0.15); color: var(--accent); }
.badge-yellow { background: rgba(255,165,2,0.15); color: var(--warning); }
.badge-red { background: rgba(255,71,87,0.15); color: var(--danger); }
.badge-blue { background: rgba(59,130,246,0.15); color: var(--info); }
.badge-muted { background: rgba(255,255,255,0.08); color: var(--text-muted); }

/* Upload Zone */
.upload-zone {
  border: 2px dashed rgba(255,255,255,0.15); border-radius: var(--radius);
  padding: 2.5rem 1.5rem; text-align: center; cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.upload-zone:hover { border-color: var(--accent); background: var(--accent-glow); }
.upload-zone.dragover { border-color: var(--accent); background: var(--accent-glow); }
.upload-zone-icon { font-size: 2rem; margin-bottom: 0.5rem; }
.upload-zone p { color: var(--text-muted); font-size: 0.9rem; }

/* Stats */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius); padding: 1.25rem;
}
.stat-value { font-size: 1.75rem; font-weight: 700; line-height: 1.2; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.25rem; }

/* Price Display */
.price-display {
  text-align: center; padding: 2rem 1rem; margin: 1rem 0;
}
.price-display .price-amount {
  font-size: 3rem; font-weight: 800; color: var(--accent);
  letter-spacing: -0.02em; line-height: 1;
}
.price-display .price-label {
  font-size: 0.9rem; color: var(--text-muted); margin-top: 0.4rem;
}

/* Alerts */
.alert {
  padding: 0.9rem 1.1rem; border-radius: var(--radius-sm);
  font-size: 0.9rem; margin-bottom: 1rem;
  border: 1px solid transparent;
}
.alert-info { background: rgba(59,130,246,0.1); border-color: rgba(59,130,246,0.25); color: #93bbfd; }
.alert-success { background: rgba(46,229,157,0.1); border-color: rgba(46,229,157,0.25); color: var(--accent); }
.alert-warning { background: rgba(255,165,2,0.1); border-color: rgba(255,165,2,0.25); color: var(--warning); }
.alert-danger { background: rgba(255,71,87,0.1); border-color: rgba(255,71,87,0.25); color: var(--danger); }

/* Detail list */
.detail-list { list-style: none; }
.detail-list li {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 0.6rem 0; border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 0.9rem;
}
.detail-list li:last-child { border-bottom: none; }
.detail-key { color: var(--text-muted); }
.detail-val { font-weight: 500; text-align: right; }

/* Success state */
.success-icon {
  width: 80px; height: 80px; margin: 0 auto 1.25rem;
  border-radius: 50%; background: var(--accent-glow);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.5rem;
}

/* Footer */
.footer-clean {
  border-top: 1px solid var(--glass-border);
  padding: 1.5rem 1rem; text-align: center;
  font-size: 0.8rem; color: var(--text-muted); margin-top: auto;
}

/* Utility */
.mt-1 { margin-top: 0.5rem; }  .mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }  .mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; } .mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; } .mb-4 { margin-bottom: 2rem; }
.gap-1 { gap: 0.5rem; } .gap-2 { gap: 1rem; }
.d-flex { display: flex; } .flex-between { justify-content: space-between; }
.flex-center { align-items: center; }
.section-gap { margin-top: 1.5rem; }

/* Animations */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeIn 0.35s ease; }
.slide-up { animation: slideUp 0.4s ease; }
/* Responsive */
@media (min-width: 769px) {
  .sidebar { display: block; }
  .bottom-nav { display: none; }
  .main { padding: 2rem 2.5rem 3rem; }
  .hide-desktop { display: none !important; }
}

@media (max-width: 768px) {
  .sidebar { display: none; }
  .main { padding: 1.25rem 1rem 5rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .hide-mobile { display: none !important; }
  .table-responsive thead { display: none; }
  .table-responsive tbody tr {
    display: block; padding: 0.75rem; margin-bottom: 0.5rem;
    background: var(--bg-card); border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
  }
  .table-responsive tbody td {
    display: flex; justify-content: space-between; padding: 0.35rem 0;
    border-bottom: none; font-size: 0.85rem;
  }
  .table-responsive tbody td::before {
    content: attr(data-label); font-weight: 600; color: var(--text-muted);
    margin-right: 1rem;
  }
}