/* ============================================
   INFINITY ELEVATOR MGMT — Design System
   Brand: #0D427A | #FCFCFC | #747A81 | #B9BBBF
   ============================================ */

:root {
  --clr-primary: #0D427A;
  --clr-primary-hover: #0A3563;
  --clr-primary-light: #E8F0F8;
  --clr-white: #FCFCFC;
  --clr-gray-dark: #747A81;
  --clr-gray-mid: #9EA2A8;
  --clr-gray-light: #B9BBBF;
  --clr-gray-bg: #F0F1F2;
  --clr-success: #27AE60;
  --clr-success-bg: #E8F8F0;
  --clr-danger: #E74C3C;
  --clr-danger-bg: #FDEDEC;
  --clr-warning: #F39C12;
  --clr-warning-bg: #FEF9E7;

  --sidebar-w: 260px;
  --header-h: 60px;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 2px 12px rgba(13,66,122,0.08);
  --shadow-lg: 0 8px 30px rgba(13,66,122,0.12);
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box; margin: 0; padding: 0;
}

html { font-size: 14px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--clr-white);
  color: #1a1a2e;
  direction: rtl;
  overflow-x: hidden;
}

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

/* SIDEBAR */
.sidebar {
  width: var(--sidebar-w);
  background: var(--clr-primary);
  color: #fff;
  display: flex; flex-direction: column;
  position: fixed; top: 0; right: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
}
.sidebar-brand {
  padding: 20px; text-align: center;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.sidebar-brand h1 { font-size: 1.15rem; font-weight: 700; letter-spacing: 0.5px; }
.sidebar-brand span { font-size: 0.75rem; opacity: 0.7; }
.sidebar-nav { flex: 1; padding: 12px 0; overflow-y: auto; }
.sidebar-nav a {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 20px; color: rgba(255,255,255,0.8);
  text-decoration: none; font-size: 0.9rem;
  border-right: 3px solid transparent;
  transition: all var(--transition);
}
.sidebar-nav a:hover, .sidebar-nav a.active {
  background: rgba(255,255,255,0.1);
  color: #fff; border-right-color: #fff;
}
.sidebar-nav a .icon { width: 20px; text-align: center; font-size: 1.1rem; }
.sidebar-nav a .badge {
  margin-right: auto; background: rgba(255,255,255,0.2);
  padding: 2px 8px; border-radius: 10px; font-size: 0.7rem;
}

/* MAIN CONTENT */
.main-content {
  flex: 1; margin-right: var(--sidebar-w);
  display: flex; flex-direction: column; min-height: 100vh;
}

/* HEADER */
.topbar {
  height: var(--header-h);
  background: var(--clr-white);
  border-bottom: 1px solid var(--clr-gray-bg);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; position: sticky; top: 0; z-index: 50;
}
.topbar-title { font-size: 1.15rem; font-weight: 600; color: var(--clr-primary); }
.topbar-actions { display: flex; align-items: center; gap: 16px; }
.topbar-actions .date-display { color: var(--clr-gray-dark); font-size: 0.85rem; }

/* PAGE CONTENT */
.page-content {
  padding: 24px; flex: 1;
}

/* ========= COMPONENTS ========= */

/* CARDS */
.card {
  background: #fff;
  border: 1px solid var(--clr-gray-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition);
}
.card:hover { box-shadow: var(--shadow-lg); }
.card-header {
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--clr-gray-bg);
  display: flex; align-items: center; justify-content: space-between;
}
.card-header h3 { font-size: 1rem; font-weight: 600; color: var(--clr-primary); }
.card-body { padding: 20px; }
.card-footer {
  padding: 12px 20px; border-top: 1px solid var(--clr-gray-bg);
  background: var(--clr-gray-bg);
  border-radius: 0 0 var(--radius) var(--radius);
}

/* STAT CARDS (dashboard) */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: #fff; border-radius: var(--radius); padding: 20px;
  border: 1px solid var(--clr-gray-bg); box-shadow: var(--shadow);
  display: flex; align-items: center; gap: 16px;
}
.stat-card .stat-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; flex-shrink: 0;
}
.stat-card .stat-icon.blue { background: var(--clr-primary-light); color: var(--clr-primary); }
.stat-card .stat-icon.green { background: var(--clr-success-bg); color: var(--clr-success); }
.stat-card .stat-icon.orange { background: var(--clr-warning-bg); color: var(--clr-warning); }
.stat-card .stat-icon.red { background: var(--clr-danger-bg); color: var(--clr-danger); }
.stat-card .stat-info { flex: 1; }
.stat-card .stat-info .stat-value { font-size: 1.6rem; font-weight: 700; color: #1a1a2e; }
.stat-card .stat-info .stat-label { font-size: 0.82rem; color: var(--clr-gray-dark); margin-top: 2px; }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 18px; border-radius: var(--radius-sm);
  font-size: 0.85rem; font-weight: 500; cursor: pointer;
  border: 1px solid transparent; transition: all var(--transition);
  text-decoration: none; font-family: var(--font);
}
.btn-primary { background: var(--clr-primary); color: #fff; border-color: var(--clr-primary); }
.btn-primary:hover { background: var(--clr-primary-hover); }
.btn-outline { background: transparent; color: var(--clr-primary); border-color: var(--clr-primary); }
.btn-outline:hover { background: var(--clr-primary-light); }
.btn-success { background: var(--clr-success); color: #fff; }
.btn-danger { background: var(--clr-danger); color: #fff; }
.btn-sm { padding: 4px 12px; font-size: 0.78rem; }
.btn-lg { padding: 12px 28px; font-size: 1rem; }
.btn-ghost { background: transparent; color: var(--clr-gray-dark); border: none; }
.btn-ghost:hover { background: var(--clr-gray-bg); }

/* TABLES */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
  text-align: right; padding: 12px 14px;
  font-size: 0.78rem; font-weight: 600; color: var(--clr-gray-dark);
  border-bottom: 2px solid var(--clr-gray-light); white-space: nowrap;
}
tbody td {
  padding: 12px 14px; border-bottom: 1px solid var(--clr-gray-bg);
  font-size: 0.88rem;
}
tbody tr:hover { background: var(--clr-primary-light); }
.table-actions { display: flex; gap: 6px; }

/* FORMS */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block; font-size: 0.82rem; font-weight: 500;
  color: var(--clr-gray-dark); margin-bottom: 4px;
}
.form-control {
  width: 100%; padding: 10px 14px; border: 1px solid var(--clr-gray-light);
  border-radius: var(--radius-sm); font-size: 0.88rem; font-family: var(--font);
  background: #fff; transition: border-color var(--transition);
}
.form-control:focus {
  outline: none; border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(13,66,122,0.1);
}
textarea.form-control { min-height: 80px; resize: vertical; }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23747A81' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: left 12px center; padding-left: 32px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* PROGRESS BAR */
.progress-bar {
  height: 8px; background: var(--clr-gray-bg); border-radius: 4px; overflow: hidden;
}
.progress-bar .progress-fill {
  height: 100%; background: var(--clr-success); border-radius: 4px;
  transition: width 0.5s ease;
}
.progress-text { font-size: 0.78rem; color: var(--clr-gray-dark); margin-top: 4px; }

/* BADGES */
.badge {
  display: inline-block; padding: 2px 10px; border-radius: 12px;
  font-size: 0.72rem; font-weight: 600;
}
.badge-active, .badge-in-progress { background: var(--clr-primary-light); color: var(--clr-primary); }
.badge-completed { background: var(--clr-success-bg); color: var(--clr-success); }
.badge-pending { background: var(--clr-warning-bg); color: var(--clr-warning); }
.badge-on-hold { background: var(--clr-gray-bg); color: var(--clr-gray-dark); }
.badge-danger { background: var(--clr-danger-bg); color: var(--clr-danger); }

/* STAGE STEPS */
.steps-list { list-style: none; }
.steps-list li {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 16px; border-right: 3px solid var(--clr-gray-light);
  margin-bottom: 8px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--clr-gray-bg); position: relative;
}
.steps-list li.done {
  border-right-color: var(--clr-success);
  background: var(--clr-success-bg);
}
.steps-list li .step-num {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--clr-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; flex-shrink: 0; margin-top: 2px;
}
.steps-list li.done .step-num { background: var(--clr-success); }
.steps-list li .step-body { flex: 1; }
.steps-list li .step-body h4 { font-size: 0.9rem; margin-bottom: 4px; }
.steps-list li .step-body p { font-size: 0.82rem; color: var(--clr-gray-dark); }
.steps-list li .step-actions { display: flex; gap: 6px; }

/* MODAL */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.45);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; opacity: 0; visibility: hidden;
  transition: all var(--transition);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  background: #fff; border-radius: var(--radius);
  width: 90%; max-width: 600px; max-height: 85vh; overflow-y: auto;
  box-shadow: var(--shadow-lg); transform: scale(0.95);
  transition: transform var(--transition);
}
.modal-overlay.open .modal { transform: scale(1); }
.modal-header {
  padding: 16px 20px; border-bottom: 1px solid var(--clr-gray-bg);
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; background: #fff; z-index: 1;
}
.modal-header h3 { font-size: 1.1rem; color: var(--clr-primary); }
.modal-close {
  width: 32px; height: 32px; border: none; background: var(--clr-gray-bg);
  border-radius: 50%; cursor: pointer; font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-gray-dark);
}
.modal-body { padding: 20px; }
.modal-footer {
  padding: 12px 20px; border-top: 1px solid var(--clr-gray-bg);
  display: flex; justify-content: flex-end; gap: 8px;
}

/* STAGE CARDS ON BUILDING PAGE */
.stage-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stage-card {
  background: #fff; border-radius: var(--radius); padding: 20px;
  border: 2px solid var(--clr-gray-light); text-align: center;
  cursor: pointer; transition: all var(--transition);
}
.stage-card:hover { border-color: var(--clr-primary); box-shadow: var(--shadow-lg); }
.stage-card .stage-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--clr-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px; font-size: 1.2rem; font-weight: 700;
}
.stage-card h4 { font-size: 0.95rem; margin-bottom: 8px; }

/* COMPONENT GRID */
.component-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.component-card {
  background: #fff; border: 1px solid var(--clr-gray-bg);
  border-radius: var(--radius); padding: 16px; text-align: center;
  box-shadow: var(--shadow); transition: all var(--transition);
}
.component-card:hover { box-shadow: var(--shadow-lg); border-color: var(--clr-primary); }
.component-card .comp-img {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--clr-gray-bg); margin: 0 auto 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: var(--clr-gray-dark); overflow: hidden;
}
.component-card .comp-img img { width: 100%; height: 100%; object-fit: cover; }
.component-card h5 { font-size: 0.88rem; margin-bottom: 4px; }
.component-card .comp-detail { font-size: 0.75rem; color: var(--clr-gray-dark); }

/* INVENTORY LEDGER */
.ledger-entry {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-right: 3px solid var(--clr-gray-light);
  margin-bottom: 8px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--clr-gray-bg);
}
.ledger-entry.receive { border-right-color: var(--clr-success); background: var(--clr-success-bg); }
.ledger-entry.deliver { border-right-color: var(--clr-danger); background: var(--clr-danger-bg); }
.ledger-entry .ledger-qty {
  font-size: 1.1rem; font-weight: 700; min-width: 60px;
}

/* EMPTY STATE */
.empty-state {
  text-align: center; padding: 40px 20px; color: var(--clr-gray-dark);
}
.empty-state .empty-icon { font-size: 3rem; margin-bottom: 12px; opacity: 0.4; }
.empty-state h3 { font-size: 1.1rem; margin-bottom: 6px; }
.empty-state p { font-size: 0.85rem; }

/* LOADING */
.loading {
  display: flex; align-items: center; justify-content: center;
  padding: 40px; color: var(--clr-gray-dark);
}
.spinner {
  width: 32px; height: 32px; border: 3px solid var(--clr-gray-bg);
  border-top-color: var(--clr-primary); border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* TOAST */
.toast-container {
  position: fixed; bottom: 20px; left: 20px; z-index: 2000;
  display: flex; flex-direction: column-reverse; gap: 8px;
}
.toast {
  padding: 12px 20px; border-radius: var(--radius-sm); color: #fff;
  font-size: 0.85rem; font-weight: 500; box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
}
.toast.success { background: var(--clr-success); }
.toast.error { background: var(--clr-danger); }
.toast.info { background: var(--clr-primary); }
@keyframes slideIn { from { transform: translateX(100px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* MEDIA GRID */
.media-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 8px;
}
.media-grid .media-item {
  aspect-ratio: 1; border-radius: var(--radius-sm); overflow: hidden;
  background: var(--clr-gray-bg); position: relative;
}
.media-grid .media-item img, .media-grid .media-item video {
  width: 100%; height: 100%; object-fit: cover;
}
.media-grid .media-item .media-caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: rgba(0,0,0,0.6); color: #fff;
  padding: 4px 8px; font-size: 0.65rem;
}

/* CALCULATOR */
.calc-result { font-size: 1.3rem; font-weight: 700; color: var(--clr-primary); }
.calc-row {
  display: flex; align-items: center; gap: 12px; padding: 8px 0;
  border-bottom: 1px solid var(--clr-gray-bg);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(260px); width: 240px;
  }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-right: 0; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .stage-cards { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .topbar-title { font-size: 1rem; }

  .menu-toggle {
    display: flex !important;
  }
}
.menu-toggle {
  display: none; background: none; border: none;
  font-size: 1.4rem; cursor: pointer; color: var(--clr-primary);
  padding: 4px;
}

/* CALLOUT */
.callout {
  padding: 12px 16px; border-radius: var(--radius-sm);
  border-right: 3px solid; margin-bottom: 16px; font-size: 0.85rem;
}
.callout-info { border-color: var(--clr-primary); background: var(--clr-primary-light); }
.callout-success { border-color: var(--clr-success); background: var(--clr-success-bg); }
.callout-warning { border-color: var(--clr-warning); background: var(--clr-warning-bg); }
.callout-danger { border-color: var(--clr-danger); background: var(--clr-danger-bg); }

/* GRID LAYOUT UTILITY */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
@media (max-width: 768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* SEARCH BAR */
.search-bar {
  display: flex; gap: 8px; align-items: center;
}
.search-bar input { flex: 1; }

/* SECTION TITLE */
.section-title {
  font-size: 1.1rem; font-weight: 600; color: var(--clr-primary);
  margin-bottom: 16px; padding-bottom: 8px;
  border-bottom: 2px solid var(--clr-primary-light);
}

/* ACTIVITY LIST */
.activity-list { list-style: none; }
.activity-list li {
  display: flex; gap: 10px; padding: 10px 0;
  border-bottom: 1px solid var(--clr-gray-bg);
}
.activity-list .activity-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--clr-primary); margin-top: 6px; flex-shrink: 0;
}
.activity-list .activity-text { flex: 1; font-size: 0.82rem; }
.activity-list .activity-text strong { color: #1a1a2e; }
.activity-list .activity-time { font-size: 0.72rem; color: var(--clr-gray-dark); white-space: nowrap; }