/* AutoFreight — Main Stylesheet */
/* Design: Industrial-minimal, logistics aesthetic */

@import url('https://fonts.googleapis.com/css2?family=DM+Mono:ital,wght@0,300;0,400;0,500;1,400&family=Syne:wght@400;600;700;800&display=swap');

:root {
  --bg:         #0f1117;
  --bg2:        #161b27;
  --bg3:        #1e2535;
  --border:     #2a3347;
  --border2:    #364056;
  --text:       #e2e8f0;
  --text2:      #94a3b8;
  --text3:      #64748b;
  --accent:     #f59e0b;
  --accent2:    #d97706;
  --export:     #10b981;
  --import:     #f97316;
  --danger:     #ef4444;
  --info:       #3b82f6;
  --success:    #22c55e;
  --radius:     8px;
  --radius2:    12px;
  --shadow:     0 4px 24px rgba(0,0,0,.4);
  --shadow-sm:  0 2px 8px rgba(0,0,0,.3);
  --font-mono:  'DM Mono', monospace;
  --font-head:  'Syne', sans-serif;
  --sidebar-w: 240px;
  --topbar-h:   56px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; scroll-behavior: smooth; }
body {
  font-family: var(--font-mono);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

/* ========== LAYOUT ========== */
.layout { display: flex; min-height: 100vh; }

/* SIDEBAR */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform .25s ease;
}
.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.sidebar-logo .logo-mark {
  width: 32px; height: 32px;
  background: var(--accent);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-weight: 800; font-size: 14px;
  color: #000;
  flex-shrink: 0;
}
.sidebar-logo .logo-text {
  font-family: var(--font-head);
  font-weight: 700; font-size: 16px;
  color: var(--text);
  letter-spacing: -.3px;
}
.sidebar-logo .logo-text span { color: var(--accent); }

.sidebar-nav { flex: 1; padding: 12px 0; overflow-y: auto; }
.nav-section {
  padding: 4px 12px 2px;
  font-size: 10px; font-weight: 500;
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--text3);
  margin-top: 8px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 16px;
  color: var(--text2);
  text-decoration: none;
  font-size: 13.5px;
  border-radius: 0;
  transition: all .15s;
  position: relative;
  cursor: pointer;
  border: none; background: none; width: 100%; text-align: left;
}
.nav-item:hover { background: var(--bg3); color: var(--text); }
.nav-item.active {
  background: rgba(245,158,11,.1);
  color: var(--accent);
  font-weight: 500;
}
.nav-item.active::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px; background: var(--accent);
  border-radius: 0 2px 2px 0;
}
.nav-item svg { width: 16px; height: 16px; flex-shrink: 0; opacity: .7; }
.nav-item.active svg, .nav-item:hover svg { opacity: 1; }

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text3);
}
.sidebar-user {
  display: flex; align-items: center; gap: 8px;
}
.sidebar-user .avatar {
  width: 28px; height: 28px;
  background: var(--bg3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 600; color: var(--accent);
  border: 1px solid var(--border2);
  flex-shrink: 0;
}
.sidebar-user .user-info { flex: 1; min-width: 0; }
.sidebar-user .user-name { color: var(--text); font-size: 12.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user .user-role { color: var(--text3); font-size: 11px; }

/* MAIN CONTENT */
.main { margin-left: var(--sidebar-w); flex: 1; min-height: 100vh; display: flex; flex-direction: column; }
.topbar {
  height: var(--topbar-h);
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 24px;
  gap: 12px;
  position: sticky; top: 0; z-index: 50;
}
.topbar-title {
  font-family: var(--font-head);
  font-weight: 700; font-size: 17px;
  flex: 1;
}
.topbar-actions { display: flex; gap: 8px; align-items: center; }

.content { padding: 24px; flex: 1; }

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: 13px; font-weight: 500;
  cursor: pointer;
  transition: all .15s;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.4;
}
.btn-primary { background: var(--accent); color: #000; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent2); border-color: var(--accent2); }
.btn-secondary { background: var(--bg3); color: var(--text); border-color: var(--border2); }
.btn-secondary:hover { background: var(--border); }
.btn-danger { background: rgba(239,68,68,.15); color: var(--danger); border-color: rgba(239,68,68,.3); }
.btn-danger:hover { background: rgba(239,68,68,.25); }
.btn-ghost { background: transparent; color: var(--text2); border-color: transparent; }
.btn-ghost:hover { background: var(--bg3); color: var(--text); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-lg { padding: 11px 22px; font-size: 14px; }
.btn[disabled] { opacity: .45; pointer-events: none; }
.btn svg { width: 14px; height: 14px; }

/* ========== CARDS ========== */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius2);
  padding: 20px;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.card-title {
  font-family: var(--font-head);
  font-weight: 700; font-size: 15px;
  display: flex; align-items: center; gap: 8px;
}

/* ========== FORMS ========== */
.form-group { margin-bottom: 16px; }
.form-label {
  display: block;
  font-size: 12px; font-weight: 500;
  color: var(--text2);
  margin-bottom: 6px;
  text-transform: uppercase; letter-spacing: .5px;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 9px 12px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13.5px;
  transition: border-color .15s;
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(245,158,11,.12);
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-row { display: grid; gap: 16px; grid-template-columns: 1fr 1fr; }
.form-hint { font-size: 11.5px; color: var(--text3); margin-top: 4px; }

/* ========== BADGES ========== */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px; font-weight: 500;
  letter-spacing: .3px;
}
.badge-export { background: rgba(16,185,129,.15); color: var(--export); }
.badge-import { background: rgba(249,115,22,.15); color: var(--import); }
.badge-active { background: rgba(34,197,94,.15); color: var(--success); }
.badge-pending { background: rgba(245,158,11,.15); color: var(--accent); }
.badge-disabled { background: rgba(100,116,139,.15); color: var(--text3); }
.badge-info { background: rgba(59,130,246,.15); color: var(--info); }

/* ========== TRANSPORT LIST ========== */
.transport-line {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg3);
  transition: all .15s;
  cursor: pointer;
  margin-bottom: 6px;
}
.transport-line:hover { border-color: var(--border2); background: #212840; }
.transport-line.checked { border-color: rgba(245,158,11,.4); background: rgba(245,158,11,.05); }
.transport-line input[type=checkbox] { display: none; }
.transport-checkbox {
  width: 18px; height: 18px;
  border: 1.5px solid var(--border2);
  border-radius: 4px;
  background: var(--bg2);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all .15s;
}
.transport-line.checked .transport-checkbox {
  background: var(--accent);
  border-color: var(--accent);
}
.transport-checkbox svg { display: none; }
.transport-line.checked .transport-checkbox svg { display: block; }
.transport-text {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--text);
}
.transport-text .size-type { color: var(--accent); font-weight: 500; }
.transport-text .carrier { color: var(--text2); }
.transport-text .extra { color: var(--text3); font-size: 12px; margin-left: 6px; }

/* ========== KANBAN PARTNERS ========== */
.kanban-grid {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.partner-card {
  background: var(--bg3);
  border: 1.5px solid var(--border);
  border-radius: var(--radius2);
  padding: 14px 16px;
  min-width: 160px;
  max-width: 200px;
  cursor: pointer;
  transition: all .2s;
  position: relative;
  user-select: none;
}
.partner-card:hover { border-color: var(--border2); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.partner-card.checked { transform: translateY(-2px); box-shadow: 0 0 0 2px var(--accent); }
.partner-color-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 6px;
  vertical-align: middle;
}
.partner-name {
  font-family: var(--font-head);
  font-weight: 600; font-size: 13.5px;
  color: var(--text);
}
.partner-email { font-size: 11px; color: var(--text3); margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.partner-check {
  position: absolute; top: 10px; right: 10px;
  width: 18px; height: 18px;
  border: 1.5px solid var(--border2);
  border-radius: 50%;
  background: var(--bg2);
  display: flex; align-items: center; justify-content: center;
  transition: all .15s;
}
.partner-card.checked .partner-check {
  background: var(--accent);
  border-color: var(--accent);
}

/* ========== MODAL ========== */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius2);
  padding: 24px;
  width: 100%; max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform .25s;
  box-shadow: var(--shadow);
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}
.modal-title { font-family: var(--font-head); font-weight: 700; font-size: 17px; }
.modal-close {
  width: 30px; height: 30px;
  background: var(--bg3); border: 1px solid var(--border2);
  border-radius: 6px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--text2); transition: all .15s;
}
.modal-close:hover { background: var(--border); color: var(--text); }
.modal-footer {
  display: flex; gap: 10px; justify-content: flex-end;
  margin-top: 20px; padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ========== TABLE ========== */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th {
  background: var(--bg3);
  padding: 10px 14px;
  text-align: left;
  font-size: 11px; font-weight: 500;
  letter-spacing: .8px; text-transform: uppercase;
  color: var(--text3);
  border-bottom: 1px solid var(--border);
}
td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}
tr:hover td { background: rgba(255,255,255,.02); }
tr:last-child td { border-bottom: none; }

/* ========== ALERTS ========== */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1px solid;
  font-size: 13px;
  margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.alert-success { background: rgba(34,197,94,.1); border-color: rgba(34,197,94,.3); color: var(--success); }
.alert-error   { background: rgba(239,68,68,.1); border-color: rgba(239,68,68,.3); color: var(--danger); }
.alert-warning { background: rgba(245,158,11,.1); border-color: rgba(245,158,11,.3); color: var(--accent); }
.alert-info    { background: rgba(59,130,246,.1); border-color: rgba(59,130,246,.3); color: var(--info); }

/* ========== TABS ========== */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tab-btn {
  padding: 10px 18px;
  background: none; border: none;
  color: var(--text3); font-family: var(--font-mono);
  font-size: 13px; cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all .15s;
}
.tab-btn:hover { color: var(--text2); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 500; }
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ========== MISC ========== */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
.flex { display: flex; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.mt-1 { margin-top: 6px; }
.mt-2 { margin-top: 12px; }
.mt-3 { margin-top: 20px; }
.mb-2 { margin-bottom: 12px; }
.mb-3 { margin-bottom: 20px; }
.text-sm { font-size: 12px; }
.text-xs { font-size: 11px; }
.text-muted { color: var(--text3); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.text-accent { color: var(--accent); }
.fw-bold { font-weight: 600; }
.w-full { width: 100%; }
.hidden { display: none !important; }

/* Page header */
.page-header { margin-bottom: 24px; display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.page-header-left h1 { font-family: var(--font-head); font-weight: 800; font-size: 24px; }
.page-header-left p { color: var(--text2); font-size: 13px; margin-top: 4px; }

/* Empty state */
.empty-state {
  padding: 60px 20px;
  text-align: center;
  color: var(--text3);
}
.empty-state svg { width: 48px; height: 48px; margin: 0 auto 16px; opacity: .3; }
.empty-state p { font-size: 14px; }

/* Toast */
#toast-container {
  position: fixed; bottom: 24px; right: 24px;
  z-index: 9999;
  display: flex; flex-direction: column; gap: 8px;
}
.toast {
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 13px;
  box-shadow: var(--shadow);
  display: flex; align-items: center; gap: 10px;
  animation: slideIn .2s ease;
  min-width: 260px;
}
.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--danger); }
.toast.warning { border-left: 3px solid var(--accent); }
@keyframes slideIn { from { transform: translateX(20px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Login page */
.login-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg);
  padding: 20px;
}
.login-box {
  width: 100%; max-width: 420px;
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 16px;
  padding: 40px;
  box-shadow: var(--shadow);
}
.login-logo {
  text-align: center;
  margin-bottom: 32px;
}
.login-logo .mark {
  width: 52px; height: 52px;
  background: var(--accent);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-weight: 800; font-size: 22px;
  color: #000; margin: 0 auto 12px;
}
.login-logo h1 { font-family: var(--font-head); font-weight: 800; font-size: 24px; }
.login-logo p { color: var(--text3); font-size: 13px; margin-top: 4px; }

/* Toggle switch */
.toggle-wrap { display: flex; align-items: center; gap: 10px; }
.toggle {
  position: relative; width: 36px; height: 20px;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute; inset: 0;
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: 20px;
  cursor: pointer;
  transition: all .2s;
}
.toggle-slider::before {
  content: ''; position: absolute;
  width: 14px; height: 14px;
  background: var(--text3);
  border-radius: 50%;
  left: 2px; top: 2px;
  transition: all .2s;
}
.toggle input:checked + .toggle-slider { background: rgba(245,158,11,.3); border-color: var(--accent); }
.toggle input:checked + .toggle-slider::before { transform: translateX(16px); background: var(--accent); }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* Mobile sidebar toggle */
.sidebar-toggle {
  display: none;
  background: none; border: none;
  color: var(--text2); cursor: pointer; padding: 4px;
}

@media (max-width: 860px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .sidebar-toggle { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .page-header { flex-direction: column; }
}

/* Spinner */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--border2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Send button special */
#send-btn {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #000; font-weight: 600;
  box-shadow: 0 4px 16px rgba(245,158,11,.3);
  padding: 10px 22px;
}
#send-btn:hover { box-shadow: 0 6px 24px rgba(245,158,11,.45); transform: translateY(-1px); }
#send-btn:active { transform: translateY(0); }

/* Color picker */
.color-grid {
  display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px;
}
.color-swatch {
  width: 24px; height: 24px;
  border-radius: 50%; cursor: pointer;
  border: 2px solid transparent;
  transition: all .15s;
}
.color-swatch.selected { border-color: var(--text); transform: scale(1.2); }