/* ================================================================
   VVR Salt Traders – Admin Panel Stylesheet
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root {
  --navy:       #0B1F3A;
  --navy-mid:   #162d50;
  --teal:       #00C4A7;
  --teal-glow:  rgba(0,196,167,.15);
  --amber:      #F5A623;
  --danger:     #ef4444;
  --success:    #22c55e;
  --warning:    #f59e0b;
  --white:      #FFFFFF;
  --light:      #F0F4F8;
  --border:     #E2E8F0;
  --text-dark:  #0B1F3A;
  --text-body:  #374151;
  --text-muted: #6B7280;
  --sidebar-w:  240px;
  --font-head:  'Outfit', sans-serif;
  --font-body:  'Inter', sans-serif;
  --radius:     12px;
  --radius-sm:  8px;
  --shadow:     0 1px 4px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06);
  --transition: all .25s cubic-bezier(.4,0,.2,1);
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--text-body);background:var(--light);min-height:100vh}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
ul{list-style:none}

/* ─────────────────────────────────────────────────────────────────
   ADMIN LAYOUT
───────────────────────────────────────────────────────────────── */
.admin-body { display: flex; min-height: 100vh; }

/* ── Sidebar ── */
.admin-sidebar {
  width: var(--sidebar-w); flex-shrink: 0;
  background: var(--navy);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0;
  z-index: 100; transition: transform .3s ease;
}
.sidebar-brand {
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.sidebar-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-head); font-weight: 800;
  font-size: 1.15rem; color: #fff;
}
.sidebar-logo .logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--teal), var(--amber));
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.sidebar-subtitle { font-size: .72rem; color: rgba(255,255,255,.4); margin-top: 2px; letter-spacing: .06em; text-transform: uppercase; }

.sidebar-nav { flex: 1; padding: 16px 12px; overflow-y: auto; }
.nav-section-label {
  font-size: .65rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: rgba(255,255,255,.3); padding: 12px 10px 6px; margin-top: 4px;
}
.sidebar-link {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 12px; border-radius: var(--radius-sm);
  color: rgba(255,255,255,.65); font-size: .88rem; font-weight: 500;
  transition: var(--transition); margin-bottom: 2px; position: relative;
}
.sidebar-link:hover { background: rgba(255,255,255,.08); color: #fff; }
.sidebar-link.active { background: var(--teal); color: var(--navy); font-weight: 700; }
.sidebar-link .link-icon { font-size: 1.1rem; width: 22px; text-align: center; flex-shrink: 0; }
.sidebar-badge {
  margin-left: auto; background: var(--danger); color: #fff;
  font-size: .65rem; font-weight: 700; padding: 2px 7px; border-radius: 50px;
}
.sidebar-footer {
  padding: 16px 12px 20px;
  border-top: 1px solid rgba(255,255,255,.08);
}
.sidebar-link.logout-link { color: rgba(255,255,255,.5); }
.sidebar-link.logout-link:hover { background: rgba(239,68,68,.15); color: #ef4444; }

/* ── Mobile toggle ── */
.admin-mobile-bar {
  display: none; position: fixed; top: 0; left: 0; right: 0;
  height: 56px; background: var(--navy); z-index: 200;
  align-items: center; padding: 0 16px; gap: 12px;
}
.admin-mobile-toggle {
  background: none; border: none; cursor: pointer;
  display: flex; flex-direction: column; gap: 5px;
}
.admin-mobile-toggle span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: var(--transition); }
.admin-mobile-brand { font-family: var(--font-head); font-weight: 800; font-size: 1rem; color: #fff; }
.sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 99; }

/* ── Main content ── */
.admin-main {
  margin-left: var(--sidebar-w); flex: 1;
  display: flex; flex-direction: column; min-height: 100vh;
}
.admin-topbar {
  background: var(--white); border-bottom: 1px solid var(--border);
  padding: 16px 28px; display: flex; align-items: center;
  justify-content: space-between; gap: 16px;
  position: sticky; top: 0; z-index: 50;
}
.topbar-title { font-family: var(--font-head); font-weight: 700; font-size: 1.1rem; color: var(--text-dark); }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.topbar-user {
  display: flex; align-items: center; gap: 8px;
  font-size: .85rem; font-weight: 500; color: var(--text-body);
}
.user-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--navy));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: .85rem;
}

.admin-content { padding: 28px; flex: 1; }

/* ─────────────────────────────────────────────────────────────────
   STATS CARDS
───────────────────────────────────────────────────────────────── */
.stats-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; margin-bottom: 28px; }
.stat-card {
  background: var(--white); border-radius: var(--radius);
  padding: 22px 20px; border: 1px solid var(--border);
  box-shadow: var(--shadow); display: flex; align-items: center; gap: 16px;
  transition: var(--transition);
}
.stat-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.1); }
.stat-icon {
  width: 52px; height: 52px; border-radius: 14px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 1.4rem;
}
.stat-icon.teal   { background: var(--teal-glow); }
.stat-icon.amber  { background: rgba(245,166,35,.15); }
.stat-icon.navy   { background: rgba(11,31,58,.08); }
.stat-icon.danger { background: rgba(239,68,68,.10); }
.stat-num {
  font-family: var(--font-head); font-size: 1.8rem; font-weight: 800;
  color: var(--text-dark); line-height: 1;
}
.stat-lbl { font-size: .8rem; color: var(--text-muted); margin-top: 4px; }

@media (max-width: 900px) { .stats-row { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { .stats-row { grid-template-columns: 1fr; } }

/* ─────────────────────────────────────────────────────────────────
   CARDS & TABLES
───────────────────────────────────────────────────────────────── */
.card {
  background: var(--white); border-radius: var(--radius);
  border: 1px solid var(--border); box-shadow: var(--shadow);
  overflow: hidden; margin-bottom: 28px;
}
.card-header {
  padding: 18px 24px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.card-header h3 { font-family: var(--font-head); font-size: 1rem; font-weight: 700; color: var(--text-dark); }
.card-body { padding: 24px; }

.table-wrap { overflow-x: auto; }
table.admin-table {
  width: 100%; border-collapse: collapse; font-size: .875rem;
}
.admin-table th {
  background: var(--light); color: var(--text-muted);
  font-weight: 700; font-size: .75rem; letter-spacing: .06em; text-transform: uppercase;
  padding: 12px 16px; text-align: left; white-space: nowrap;
  border-bottom: 2px solid var(--border);
}
.admin-table td {
  padding: 14px 16px; border-bottom: 1px solid var(--border);
  vertical-align: middle; color: var(--text-body);
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: rgba(0,196,167,.04); }
.admin-table td.actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* Thumbnail */
.thumb {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  object-fit: cover; background: var(--light);
  border: 1px solid var(--border);
}
.thumb-placeholder {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  background: var(--light); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
}

/* Badges */
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 50px;
  font-size: .72rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
}
.badge-success { background: #dcfce7; color: #166534; }
.badge-danger  { background: #fee2e2; color: #991b1b; }
.badge-warning { background: #fef9c3; color: #854d0e; }
.badge-teal    { background: var(--teal-glow); color: #006a5a; }
.badge-amber   { background: rgba(245,166,35,.15); color: #92400e; }
.badge-gray    { background: #f3f4f6; color: #4b5563; }

/* ─────────────────────────────────────────────────────────────────
   ADMIN BUTTONS
───────────────────────────────────────────────────────────────── */
.btn-admin {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--radius-sm);
  font-family: var(--font-head); font-weight: 600; font-size: .82rem;
  cursor: pointer; border: none; transition: var(--transition);
  white-space: nowrap;
}
.btn-admin:hover { opacity: .88; }
.btn-primary-admin { background: var(--navy); color: #fff; }
.btn-teal-admin    { background: var(--teal); color: var(--navy); }
.btn-danger-admin  { background: var(--danger); color: #fff; }
.btn-warning-admin { background: var(--warning); color: #fff; }
.btn-ghost-admin   { background: var(--light); color: var(--text-body); border: 1px solid var(--border); }
.btn-admin.sm      { padding: 6px 12px; font-size: .78rem; }
.btn-icon          { padding: 6px 10px; border-radius: var(--radius-sm); cursor: pointer; border: none; font-size: 1rem; transition: var(--transition); }

/* ─────────────────────────────────────────────────────────────────
   ADMIN FORMS
───────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block; font-size: .83rem; font-weight: 600;
  color: var(--text-dark); margin-bottom: 7px;
}
.form-control {
  width: 100%; padding: 11px 14px; border-radius: var(--radius-sm);
  border: 2px solid var(--border); background: var(--white);
  font-family: var(--font-body); font-size: .88rem; color: var(--text-dark);
  transition: var(--transition); outline: none;
}
.form-control:focus { border-color: var(--teal); box-shadow: 0 0 0 3px var(--teal-glow); }
textarea.form-control { resize: vertical; min-height: 100px; }
.form-hint { font-size: .75rem; color: var(--text-muted); margin-top: 5px; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .form-row-2 { grid-template-columns: 1fr; } }
select.form-control { cursor: pointer; }

/* ─────────────────────────────────────────────────────────────────
   ADMIN MODALS
───────────────────────────────────────────────────────────────── */
.admin-modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,.5); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; padding: 20px;
  opacity: 0; pointer-events: none; transition: opacity .25s;
}
.admin-modal-overlay.open { opacity: 1; pointer-events: all; }
.admin-modal-box {
  background: var(--white); border-radius: var(--radius);
  width: 100%; max-width: 600px; box-shadow: 0 20px 60px rgba(0,0,0,.2);
  transform: scale(.94); transition: transform .3s cubic-bezier(.4,0,.2,1);
  max-height: 90vh; overflow-y: auto;
}
.admin-modal-overlay.open .admin-modal-box { transform: scale(1); }
.admin-modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; border-bottom: 1px solid var(--border);
}
.admin-modal-header h3 { font-family: var(--font-head); font-size: 1rem; font-weight: 700; }
.admin-modal-close {
  background: var(--light); border: none; cursor: pointer;
  width: 32px; height: 32px; border-radius: 50%;
  font-size: 1.1rem; display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); transition: var(--transition);
}
.admin-modal-close:hover { background: var(--navy); color: #fff; }
.admin-modal-body { padding: 24px; }
.admin-modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }

/* ─────────────────────────────────────────────────────────────────
   ALERTS
───────────────────────────────────────────────────────────────── */
.alert { padding: 13px 16px; border-radius: var(--radius-sm); font-size: .875rem; margin-bottom: 20px; }
.alert-success { background: #dcfce7; border-left: 4px solid var(--success); color: #166534; }
.alert-danger  { background: #fee2e2; border-left: 4px solid var(--danger);  color: #991b1b; }
.alert-info    { background: #eff6ff; border-left: 4px solid #3b82f6; color: #1e40af; }

/* ─────────────────────────────────────────────────────────────────
   ADMIN LOGIN PAGE
───────────────────────────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy) 0%, #0d2444 40%, var(--navy-mid) 100%);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.login-card {
  background: rgba(255,255,255,.97); border-radius: 20px;
  padding: 48px 44px; width: 100%; max-width: 420px;
  box-shadow: 0 24px 80px rgba(0,0,0,.25);
}
.login-brand {
  text-align: center; margin-bottom: 32px;
}
.login-brand .logo-icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--teal), var(--amber));
  border-radius: 18px; display: flex; align-items: center; justify-content: center;
  font-size: 2rem; margin: 0 auto 14px;
}
.login-brand h2 { font-family: var(--font-head); font-size: 1.5rem; color: var(--text-dark); margin-bottom: 4px; }
.login-brand p  { font-size: .85rem; color: var(--text-muted); }
.login-submit {
  width: 100%; padding: 14px; border-radius: 50px;
  background: var(--navy); color: #fff; border: none; cursor: pointer;
  font-family: var(--font-head); font-weight: 700; font-size: 1rem;
  transition: var(--transition); margin-top: 8px;
}
.login-submit:hover { background: var(--teal); color: var(--navy); }

/* ─────────────────────────────────────────────────────────────────
   IMAGE PREVIEW
───────────────────────────────────────────────────────────────── */
.img-preview-wrap {
  width: 120px; height: 100px; border-radius: var(--radius-sm);
  border: 2px dashed var(--border); overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  background: var(--light); margin-top: 8px; position: relative;
  cursor: pointer; transition: var(--transition);
}
.img-preview-wrap:hover { border-color: var(--teal); }
.img-preview-wrap img { width: 100%; height: 100%; object-fit: cover; }
.img-preview-wrap .placeholder-icon { font-size: 2rem; color: var(--text-muted); }

/* ─────────────────────────────────────────────────────────────────
   PAGINATION
───────────────────────────────────────────────────────────────── */
.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 20px; }
.page-btn {
  min-width: 36px; height: 36px; padding: 0 12px;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--white); color: var(--text-body);
  font-size: .85rem; font-weight: 500; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.page-btn:hover  { border-color: var(--teal); color: var(--teal); }
.page-btn.active { background: var(--navy); border-color: var(--navy); color: #fff; }
.page-btn:disabled { opacity: .4; cursor: not-allowed; }

/* ─────────────────────────────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .admin-sidebar { transform: translateX(-100%); }
  .admin-sidebar.open { transform: translateX(0); box-shadow: 4px 0 24px rgba(0,0,0,.3); }
  .sidebar-overlay.active { display: block; }
  .admin-mobile-bar { display: flex; }
  .admin-main { margin-left: 0; padding-top: 56px; }
  .admin-content { padding: 16px; }
  .admin-topbar { display: none; }
}
@media (max-width: 600px) {
  .admin-table td.actions { flex-direction: column; align-items: flex-start; }
  .card-header { flex-direction: column; align-items: flex-start; }
  .login-card { padding: 32px 24px; }
}