/* =====================================================
   OpenSafety SMS — Professional Design System v2
   ===================================================== */

:root {
  --sb-width: 272px;
  --sb-bg: #0d2137;
  --sb-header-bg: #091929;
  --sb-text: rgba(255,255,255,.75);
  --sb-muted: rgba(255,255,255,.38);
  --sb-hover: rgba(255,255,255,.06);
  --sb-active-bg: rgba(255,255,255,.1);
  --sb-active-border: #fff;
  --sb-group-icon-size: 18px;
  --topbar-h: 60px;
  --radius: 10px;
  --shadow: 0 1px 4px rgba(0,0,0,.06), 0 6px 24px rgba(0,0,0,.07);
  --shadow-hover: 0 4px 16px rgba(0,0,0,.10), 0 12px 40px rgba(0,0,0,.09);
  --transition: all .18s ease;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
}

/* Base */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; margin: 0; padding: 0; }
body {
  font-family: var(--font);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  background: #f4f6f9;
}
[data-bs-theme="dark"] body { background: #0f1923; }

/* =====================================================
   SIDEBAR
   ===================================================== */
#smsSidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--sb-width);
  background: var(--sb-bg);
  display: flex;
  flex-direction: column;
  z-index: 1050;
  overflow: hidden;
  transition: left .22s ease;
}

/* Brand */
.sb-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 18px;
  height: var(--topbar-h);
  background: var(--sb-header-bg);
  text-decoration: none;
  flex-shrink: 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.sb-brand-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, #1a9e6b 0%, #0dcf8e 100%);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.05rem;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(13,207,142,.35);
}
.sb-brand-title { font-size: .875rem; font-weight: 700; color: #fff; line-height: 1.2; }
.sb-brand-sub   { font-size: .65rem;  color: var(--sb-muted); margin-top: 1px; }

/* Nav scroll area */
.sb-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 10px 0 20px;
}
.sb-nav::-webkit-scrollbar { width: 3px; }
.sb-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); border-radius: 3px; }

/* Group header (collapsible) */
.sb-group-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 11px 18px 11px 16px;
  background: none;
  border: none;
  color: #fff;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .01em;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
  margin-top: 4px;
}
.sb-group-btn:hover { background: var(--sb-hover); }
.sb-group-icon {
  width: 28px; height: 28px;
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem;
  flex-shrink: 0;
}
.sb-group-icon.green  { background: rgba(13,207,142,.18); color: #0dcf8e; }
.sb-group-icon.yellow { background: rgba(255,193,7,.18);  color: #ffc107; }
.sb-group-icon.blue   { background: rgba(13,110,253,.2);  color: #6ea8fe; }
.sb-group-icon.purple { background: rgba(111,66,193,.2);  color: #c29ffa; }
.sb-group-icon.red    { background: rgba(220,53,69,.18);  color: #ea868f; }

.sb-group-label { flex: 1; }
.sb-chevron {
  font-size: .65rem;
  color: var(--sb-muted);
  transition: transform .2s ease;
}
.sb-group-btn.collapsed .sb-chevron { transform: rotate(-90deg); }

/* Sub-items */
.sb-sub { padding: 2px 0; }
.sb-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 18px 8px 20px;
  margin: 1px 10px;
  border-radius: 7px;
  color: var(--sb-text);
  text-decoration: none;
  font-size: .8rem;
  font-weight: 450;
  transition: var(--transition);
  position: relative;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sb-item i { font-size: .85rem; width: 16px; text-align: center; opacity: .65; flex-shrink: 0; }
.sb-item:hover { background: var(--sb-hover); color: #fff; }
.sb-item:hover i { opacity: 1; }
.sb-item.active {
  background: var(--sb-active-bg);
  color: #fff;
  font-weight: 600;
}
.sb-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 3px;
  background: #fff;
  border-radius: 0 3px 3px 0;
}
.sb-item.active i { opacity: 1; }

/* Sidebar footer */
.sb-footer {
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 10px;
  flex-shrink: 0;
}
.sb-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  color: var(--sb-text);
  text-decoration: none;
}
.sb-user:hover { background: var(--sb-hover); }
.sb-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg,#1a9e6b,#0dcf8e);
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700; color: #fff;
  flex-shrink: 0;
}
.sb-user-name { font-size: .78rem; font-weight: 600; color: #fff; line-height: 1.3; }
.sb-user-role { font-size: .67rem; color: var(--sb-muted); }

/* =====================================================
   TOPBAR
   ===================================================== */
#smsTopbar {
  position: fixed;
  top: 0;
  left: var(--sb-width);
  right: 0;
  height: var(--topbar-h);
  background: #fff;
  border-bottom: 1px solid #e5e9f0;
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 12px;
  z-index: 1040;
  transition: left .22s ease;
}
[data-bs-theme="dark"] #smsTopbar { background: #111c27; border-color: rgba(255,255,255,.08); }

.topbar-title {
  flex: 1;
  font-size: .9375rem;
  font-weight: 600;
  color: #1a2533;
}
[data-bs-theme="dark"] .topbar-title { color: #e8edf5; }

.topbar-btn {
  width: 36px; height: 36px;
  border-radius: 8px;
  border: 1px solid #e5e9f0;
  background: transparent;
  color: #6b7a99;
  display: flex; align-items: center; justify-content: center;
  font-size: .95rem;
  cursor: pointer;
  transition: var(--transition);
}
.topbar-btn:hover { background: #f0f4f8; border-color: #d0d8e8; color: #1a2533; }
[data-bs-theme="dark"] .topbar-btn { border-color: rgba(255,255,255,.1); color: #8fa3c0; }
[data-bs-theme="dark"] .topbar-btn:hover { background: rgba(255,255,255,.07); color: #fff; }

.topbar-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg,#1a9e6b,#0dcf8e);
  display: flex; align-items: center; justify-content: center;
  font-size: .78rem; font-weight: 700; color: #fff;
  cursor: pointer;
  border: none;
}

/* =====================================================
   MAIN LAYOUT
   ===================================================== */
#smsWrapper {
  margin-left: var(--sb-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left .22s ease;
}
.sms-content {
  padding: calc(var(--topbar-h) + 28px) 28px 32px;
  flex: 1;
}

/* Mobile overlay */
#smsOverlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 1049;
  backdrop-filter: blur(2px);
}
#smsOverlay.show { display: block; }

@media (max-width: 991.98px) {
  #smsSidebar { left: calc(-1 * var(--sb-width)); }
  #smsSidebar.open { left: 0; box-shadow: 8px 0 32px rgba(0,0,0,.3); }
  #smsWrapper { margin-left: 0 !important; }
  #smsTopbar { left: 0 !important; }
  .sms-content { padding: calc(var(--topbar-h) + 20px) 16px 24px; }
}

/* =====================================================
   KPI METRIC CARDS
   ===================================================== */
.metric-card {
  border-radius: var(--radius);
  padding: 22px 22px 18px;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  display: block;
}
.metric-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); text-decoration: none; }
.metric-label {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  margin-bottom: 10px;
  opacity: .75;
}
.metric-value {
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 6px;
  letter-spacing: -.03em;
}
.metric-sub { font-size: .7rem; opacity: .65; font-weight: 500; }
.metric-bg-icon {
  position: absolute;
  right: 18px; top: 14px;
  font-size: 2.4rem;
  opacity: .08;
}

.mc-red    { background: linear-gradient(135deg,#fff1f2,#ffe4e6); color: #9f1239; border-color: #fecdd3; }
.mc-orange { background: linear-gradient(135deg,#fff7ed,#ffedd5); color: #7c2d12; border-color: #fed7aa; }
.mc-blue   { background: linear-gradient(135deg,#eff6ff,#dbeafe); color: #1e3a8a; border-color: #bfdbfe; }
.mc-green  { background: linear-gradient(135deg,#f0fdf4,#dcfce7); color: #14532d; border-color: #bbf7d0; }

[data-bs-theme="dark"] .mc-red    { background: linear-gradient(135deg,rgba(159,18,57,.2),rgba(159,18,57,.12));  color: #fda4af; border-color: rgba(244,63,94,.25); }
[data-bs-theme="dark"] .mc-orange { background: linear-gradient(135deg,rgba(124,45,18,.2),rgba(124,45,18,.12)); color: #fdba74; border-color: rgba(249,115,22,.25); }
[data-bs-theme="dark"] .mc-blue   { background: linear-gradient(135deg,rgba(30,58,138,.2),rgba(30,58,138,.12)); color: #93c5fd; border-color: rgba(59,130,246,.25); }
[data-bs-theme="dark"] .mc-green  { background: linear-gradient(135deg,rgba(20,83,45,.2),rgba(20,83,45,.12));   color: #86efac; border-color: rgba(34,197,94,.25); }

/* =====================================================
   CARDS
   ===================================================== */
.sms-card {
  background: #fff;
  border: 1px solid #e5e9f0;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
[data-bs-theme="dark"] .sms-card { background: #111c27; border-color: rgba(255,255,255,.08); }

.sms-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  border-bottom: 1px solid #e5e9f0;
  font-size: .8125rem;
  font-weight: 600;
  color: #1a2533;
}
[data-bs-theme="dark"] .sms-card-header { border-color: rgba(255,255,255,.08); color: #e0e8f5; }
.sms-card-body { padding: 20px; }

/* Page header */
.sms-page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.sms-page-title { font-size: 1.3rem; font-weight: 700; margin: 0; color: #1a2533; letter-spacing: -.02em; }
.sms-page-sub   { font-size: .75rem; color: #8496b0; margin: 3px 0 0; }
[data-bs-theme="dark"] .sms-page-title { color: #e8edf5; }
[data-bs-theme="dark"] .sms-page-sub   { color: #6b85a6; }

/* =====================================================
   TABLE
   ===================================================== */
.sms-table-wrap {
  background: #fff;
  border: 1px solid #e5e9f0;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
[data-bs-theme="dark"] .sms-table-wrap { background: #111c27; border-color: rgba(255,255,255,.08); }

.sms-table-wrap table { margin: 0; font-size: .8125rem; }
.sms-table-wrap thead th {
  background: #f7f9fc;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: #8496b0;
  border-bottom: 1px solid #e5e9f0;
  padding: 12px 18px;
  white-space: nowrap;
}
[data-bs-theme="dark"] .sms-table-wrap thead th { background: #0d1920; color: #5a7a9a; border-color: rgba(255,255,255,.08); }
.sms-table-wrap tbody td { padding: 13px 18px; vertical-align: middle; border-color: #f0f3f8; }
[data-bs-theme="dark"] .sms-table-wrap tbody td { border-color: rgba(255,255,255,.05); }
.sms-table-wrap tbody tr:hover { background: #f7f9fc; }
[data-bs-theme="dark"] .sms-table-wrap tbody tr:hover { background: rgba(255,255,255,.03); }

/* =====================================================
   BADGES
   ===================================================== */
.sms-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: .67rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}

/* =====================================================
   FORMS
   ===================================================== */
.form-control, .form-select {
  border-radius: 8px;
  font-size: .8375rem;
  border: 1.5px solid #e0e7ef;
  transition: var(--transition);
  padding: 9px 12px;
}
.form-control:focus, .form-select:focus {
  border-color: #1a9e6b;
  box-shadow: 0 0 0 3px rgba(26,158,107,.12);
}
.form-label { font-size: .77rem; font-weight: 600; margin-bottom: 6px; color: #3d5166; }
[data-bs-theme="dark"] .form-label { color: #8fa3c0; }

/* =====================================================
   BUTTONS
   ===================================================== */
.btn { border-radius: 8px; font-size: .8125rem; font-weight: 600; letter-spacing: .01em; transition: var(--transition); }
.btn-success { background: #1a9e6b; border-color: #1a9e6b; }
.btn-success:hover { background: #158a5c; border-color: #158a5c; }

/* =====================================================
   ALERTS
   ===================================================== */
.alert {
  border-radius: 9px;
  font-size: .8125rem;
  border: 0;
  border-left: 4px solid;
  animation: alertIn .25s ease;
}
@keyframes alertIn { from { opacity:0; transform:translateY(-6px); } to { opacity:1; transform:none; } }

/* =====================================================
   MISC
   ===================================================== */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-thumb { background: rgba(100,120,150,.2); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(100,120,150,.4); }
.progress { border-radius: 50px; }