:root {
  --bg: #f3f6fb;
  --bg-soft: #eef3f9;
  --panel: #ffffff;
  --panel-2: #f8fafc;
  --ink: #101828;
  --muted: #667085;
  --muted-2: #98a2b3;
  --line: #e4e7ec;
  --line-2: #d0d5dd;
  --primary: #101828;
  --primary-2: #175cd3;
  --primary-3: #eff6ff;
  --success: #067647;
  --warning: #b54708;
  --danger: #b42318;
  --nav: #08111f;
  --nav-2: #111d2f;
  --shadow: 0 18px 48px rgba(16, 24, 40, .08);
  --shadow-soft: 0 8px 22px rgba(16, 24, 40, .06);
  --radius: 20px;
  --radius-sm: 14px;
}
* { box-sizing: border-box; }
html { min-height: 100%; }
body {
  margin: 0;
  min-height: 100%;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(23, 92, 211, .08), transparent 30rem),
    linear-gradient(180deg, #f8fbff 0%, var(--bg) 40%, #edf2f8 100%);
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
code { background: #eef4ff; padding: 2px 7px; border-radius: 7px; color: #1849a9; }

.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 286px;
  background: linear-gradient(180deg, var(--nav) 0%, var(--nav-2) 100%);
  color: #fff;
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: fixed;
  top: 0; bottom: 0; left: 0;
  z-index: 40;
  border-right: 1px solid rgba(255,255,255,.08);
}
.sidebar::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 10%, rgba(47, 117, 255, .20), transparent 18rem);
  pointer-events: none;
}
.sidebar > * { position: relative; z-index: 1; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 50px; height: 50px;
  border-radius: 17px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, #ffffff, #dbeafe 58%, #93c5fd);
  color: #07111f;
  font-weight: 950;
  letter-spacing: -1px;
  box-shadow: inset 0 -1px 0 rgba(255,255,255,.75), 0 10px 24px rgba(0,0,0,.22);
}
.brand-title { font-size: 14px; font-weight: 900; letter-spacing: .04em; line-height: 1.15; }
.brand-subtitle { color: #b8c7da; font-size: 12px; margin-top: 3px; line-height: 1.35; }
.nav { display: grid; gap: 8px; }
.nav-link {
  padding: 12px 14px;
  border-radius: 14px;
  color: #d9e2ef;
  background: rgba(255,255,255,.045);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 750;
}
.nav-link:hover, .nav-link.active { background: rgba(255,255,255,.12); color: #fff; }
.nav-link.active { box-shadow: inset 3px 0 0 #60a5fa; }
.sidebar-footer { margin-top: auto; display: grid; gap: 12px; }
.userbox { padding: 13px; background: rgba(255,255,255,.08); border-radius: 15px; border: 1px solid rgba(255,255,255,.08); }
.userbox span { display: block; color: #b8c7da; font-size: 13px; margin-top: 3px; }

.main { margin-left: 286px; width: calc(100% - 286px); }
.main-login { margin: 0; width: 100%; display: grid; place-items: center; padding: 24px; }
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px;
  padding: 26px 34px 10px;
  position: sticky; top: 0; z-index: 10;
  background: rgba(248, 251, 255, .86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(228, 231, 236, .7);
}
.company-line { color: var(--muted); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
h1 { margin: 3px 0 0; font-size: clamp(27px, 3vw, 42px); letter-spacing: -1.15px; line-height: 1.05; }
h2 { margin: 0 0 8px; letter-spacing: -.45px; line-height: 1.15; }
h3 { margin: 18px 0 10px; }
p { line-height: 1.5; }
.content { padding: 22px 34px 44px; }
.header-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.panel, .login-card, .metric-card, .workflow-card {
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(228, 231, 236, .92);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.panel { padding: 22px; }
.login-card { width: min(540px, 100%); padding: 28px; }
.brand-login { margin-bottom: 18px; color: var(--ink); }
.brand-login .brand-subtitle { color: var(--muted); }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.strong { font-weight: 850; }

.hero-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(320px, .75fr); gap: 18px; margin-bottom: 18px; }
.hero-panel {
  padding: 24px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #111827 0%, #162642 55%, #175cd3 100%);
  color: #fff;
}
.hero-panel::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 260px; height: 260px;
  border-radius: 999px; background: rgba(255,255,255,.10);
}
.hero-panel > * { position: relative; z-index: 1; }
.hero-panel p, .hero-panel .muted { color: #cbd5e1; }
.hero-title { font-size: clamp(28px, 4vw, 46px); margin: 0 0 10px; letter-spacing: -1.2px; line-height: 1; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.workflow-list { display: grid; gap: 10px; }
.workflow-row { display: grid; grid-template-columns: 34px 1fr; gap: 12px; align-items: start; padding: 12px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 15px; }
.workflow-row b { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 12px; background: #e0edff; color: #1849a9; }
.workflow-row strong { display: block; }
.workflow-row span { color: var(--muted); font-size: 13px; }

.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat, .metric-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}
.stat::before, .metric-card::before { content:""; position:absolute; left:0; right:0; top:0; height:4px; background:#d0d5dd; }
.stat.critical::before { background: #f04438; }
.stat.warning::before { background: #f79009; }
.stat.good::before { background: #12b76a; }
.stat.info::before { background: #2e90fa; }
.stat span, .metric-card span { color: var(--muted); font-size: 13px; font-weight: 800; }
.stat strong, .metric-card strong { display: block; font-size: 34px; margin-top: 5px; letter-spacing: -1px; }
.stat small, .metric-card small { color: var(--muted); display:block; margin-top: 4px; }
.stats-grid.compact { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 12px; }
.stat-card { background: #f8fafc; border: 1px solid var(--line); border-radius: 16px; padding: 14px; }
.stat-card span { display:block; color: var(--muted); font-size: 12px; font-weight: 800; }
.stat-card strong { display:block; font-size: 18px; margin-top: 5px; overflow-wrap:anywhere; }
.stat-card small { display:block; color: var(--muted); margin-top: 3px; overflow-wrap:anywhere; }

.panel-header { display: flex; justify-content: space-between; gap: 16px; align-items: center; margin-bottom: 14px; }
.panel-title-group p { margin: 0; }
.table-wrap { overflow-x: auto; border-radius: 16px; border: 1px solid var(--line); background: #fff; }
.table { width: 100%; border-collapse: collapse; min-width: 980px; }
.table th { text-align: left; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .055em; padding: 13px 12px; border-bottom: 1px solid var(--line); background: #f8fafc; }
.table td { padding: 14px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table tbody tr:last-child td { border-bottom: 0; }
.table tr:hover td { background: #fbfdff; }
.queue-no { width: 34px; height: 34px; display:inline-grid; place-items:center; border-radius: 12px; background:#eef4ff; color:#1849a9; font-weight:900; }
.link-strong { font-weight: 900; color: var(--primary-2); }
.empty { text-align: center; color: var(--muted); padding: 34px !important; }
.ticket-title-cell strong { display:block; margin-bottom:3px; }
.ticket-subline { color: var(--muted); font-size: 12px; display:flex; gap:8px; flex-wrap:wrap; }

.btn {
  border: 0;
  border-radius: 13px;
  padding: 11px 16px;
  font-weight: 850;
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  line-height: 1;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: #101828; color: #fff; box-shadow: 0 12px 22px rgba(16,24,40,.15); }
.btn-secondary { background: #eef2f7; color: #111827; }
.btn-success { background: var(--success); color: #fff; }
.btn-warning { background: #f79009; color: #111827; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-outline { background: #fff; color: var(--ink); border: 1px solid var(--line-2); }
.btn-small { padding: 8px 10px; font-size: 12px; border-radius: 11px; }
.full { width: 100%; }

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px; }
.form-grid.single { grid-template-columns: 1fr; }
.span-2 { grid-column: span 2; }
.form-section { grid-column: 1 / -1; border: 1px solid var(--line); border-radius: 18px; padding: 16px; background: #fbfdff; }
.form-section h3 { margin-top: 0; }
.form-section .form-grid { margin-top: 12px; }
label { display: grid; gap: 7px; font-weight: 800; font-size: 13px; }
.hint { color: var(--muted); font-size: 12px; font-weight: 500; }
input, select, textarea {
  width: 100%;
  border: 1px solid #cfd5df;
  border-radius: 13px;
  padding: 12px 12px;
  background: #fff;
  color: var(--ink);
  outline: none;
}
input:focus, select:focus, textarea:focus { border-color: #84adff; box-shadow: 0 0 0 4px rgba(46,144,250,.13); }
textarea { resize: vertical; }
.form-actions { display: flex; justify-content: flex-end; gap: 10px; flex-wrap: wrap; }
.filters { display: grid; grid-template-columns: 1fr 1fr 1.4fr 2fr auto auto; gap: 12px; align-items: end; }
.filter-panel { margin-bottom: 18px; }

.badge, .priority, .due {
  display: inline-flex;
  align-items:center;
  gap:6px;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
  border: 1px solid transparent;
}
.badge-new { background: #dbeafe; color: #1e40af; border-color:#bfdbfe; }
.badge-progress { background: #ede9fe; color: #5b21b6; border-color:#ddd6fe; }
.badge-return { background: #fef3c7; color: #92400e; border-color:#fde68a; }
.badge-resolved { background: #dcfce7; color: #166534; border-color:#bbf7d0; }
.badge-cancelled { background: #e5e7eb; color: #374151; border-color:#d1d5db; }
.priority-urgent { background: #fee2e2; color: #991b1b; border-color:#fecaca; }
.priority-high { background: #ffedd5; color: #9a3412; border-color:#fed7aa; }
.priority-normal { background: #e0f2fe; color: #075985; border-color:#bae6fd; }
.priority-low { background: #f1f5f9; color: #475569; border-color:#e2e8f0; }
.due-overdue { background:#fee2e2; color:#991b1b; border-color:#fecaca; }
.due-today { background:#fff7ed; color:#9a3412; border-color:#fed7aa; }
.due-upcoming { background:#ecfdf3; color:#067647; border-color:#abefc6; }
.due-none { background:#f2f4f7; color:#475467; border-color:#eaecf0; }
.badges { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }

.detail-grid { display: grid; grid-template-columns: minmax(0, 1fr) 390px; gap: 18px; align-items: start; }
.detail-grid.two-thirds { grid-template-columns: minmax(0, 1fr) 370px; }
.narrow { max-width: 1080px; }
.ticket-head { display: flex; justify-content: space-between; gap: 16px; align-items: start; margin-bottom: 16px; }
.ticket-photo { width: 100%; max-height: 360px; object-fit: contain; border: 1px solid var(--line); background: #f8fafc; border-radius: 17px; margin-bottom: 18px; }
.comment-form { display: grid; gap: 10px; margin-bottom: 18px; }
.timeline { display: grid; gap: 12px; }
.timeline-item { border-left: 3px solid #b9d6ff; padding-left: 12px; background: #fbfdff; border-radius: 0 12px 12px 0; padding-top: 8px; padding-bottom: 8px; }
.timeline-item span { display: block; color: var(--muted); font-size: 12px; margin: 2px 0 5px; }
.timeline-item p { margin: 0; overflow-wrap: anywhere; }
.alert { padding: 12px 14px; border-radius: 14px; margin-bottom: 10px; font-weight: 750; border: 1px solid transparent; }
.alert-success { background: #dcfce7; color: #166534; border-color:#bbf7d0; }
.alert-danger { background: #fee2e2; color: #991b1b; border-color:#fecaca; }
.alert-warning { background: #fef3c7; color: #92400e; border-color:#fde68a; }
.flash-stack { margin-bottom: 12px; }
.demo-box { margin-top: 18px; background: #f8fafc; border: 1px solid var(--line); border-radius: 15px; padding: 14px; color: var(--muted); }
.mobile-menu { display: none; }
.sidebar-backdrop { display:none; }

.ticket-cards { display: grid; gap: 14px; }
.ticket-card {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}
.ticket-card::before { content:""; position:absolute; left:0; top:0; bottom:0; width:5px; background:#d0d5dd; }
.ticket-card.priority-urgent-card::before { background:#f04438; }
.ticket-card.priority-high-card::before { background:#f79009; }
.ticket-card.priority-normal-card::before { background:#2e90fa; }
.ticket-card.priority-low-card::before { background:#98a2b3; }
.ticket-card h2 { font-size: 20px; margin: 12px 0 8px; }
.card-top, .card-meta { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.ticket-no { font-weight: 950; color: var(--primary-2); }
.return-note { background: #fff7ed; color: #9a3412; padding: 10px; border-radius: 12px; border:1px solid #fed7aa; }
.info-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 15px 0; }
.info-grid div { background: #f8fafc; border: 1px solid var(--line); border-radius: 15px; padding: 12px; }
.info-grid span { display: block; color: var(--muted); font-size: 12px; font-weight:800; }
.info-grid strong { display: block; margin-top: 4px; overflow-wrap:anywhere; }
.description-box { background: #f8fafc; border: 1px solid var(--line); border-radius: 15px; padding: 13px; white-space: pre-wrap; }
.warning-box { background: #fffbeb; border-color:#fde68a; }
hr { border: 0; border-top: 1px solid var(--line); margin: 18px 0; }
.mobile-hint { margin-bottom: 14px; }
.tech-top { display:grid; grid-template-columns: 1fr auto; gap:12px; align-items:center; margin-bottom:14px; }
.tech-count { min-width:74px; min-height:74px; display:grid; place-items:center; border-radius:20px; background:#101828; color:#fff; font-size:30px; font-weight:950; }
.card-actions { display:flex; gap:10px; flex-wrap:wrap; margin-top:14px; }
.sticky-actions { position: sticky; bottom: 14px; z-index: 5; }

.bottom-nav { display:none; }
@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 980px) {
  .sidebar { transform: translateX(-105%); transition: transform .2s ease; }
  .sidebar.open { transform: translateX(0); }
  .sidebar-backdrop.show { display:block; position:fixed; inset:0; background:rgba(15,23,42,.45); z-index:35; }
  .main { margin-left: 0; width: 100%; }
  .topbar { padding: 16px 18px 8px; }
  .content { padding: 14px 18px 92px; }
  .mobile-menu { display: inline-flex; border: 1px solid var(--line); background: #fff; border-radius: 12px; padding: 10px 12px; font-weight: 900; }
  .detail-grid, .detail-grid.two-thirds { grid-template-columns: 1fr; }
  .filters { grid-template-columns: 1fr; }
  .panel-header { flex-direction: column; align-items: stretch; }
  .header-actions .desktop-only { display:none; }
  .bottom-nav {
    display:grid; grid-template-columns: repeat(4, 1fr); gap:6px;
    position:fixed; left:10px; right:10px; bottom:10px; z-index:30;
    background:rgba(255,255,255,.92); border:1px solid var(--line); border-radius:20px;
    box-shadow:0 18px 48px rgba(16,24,40,.18); padding:8px; backdrop-filter: blur(14px);
  }
  .bottom-nav a { text-align:center; padding:9px 6px; border-radius:14px; font-size:12px; font-weight:850; color:var(--muted); }
  .bottom-nav a.active { color:#fff; background:#101828; }
}
@media (max-width: 640px) {
  body { background: #eef2f7; }
  .topbar { align-items: start; }
  h1 { font-size: 27px; }
  .company-line { font-size: 10px; }
  .stats-grid { grid-template-columns: 1fr; }
  .stats-grid.compact { grid-template-columns: 1fr; }
  .panel, .login-card { border-radius: 18px; padding: 16px; }
  .form-grid { grid-template-columns: 1fr; }
  .span-2 { grid-column: span 1; }
  .form-actions { flex-direction: column; }
  .ticket-head { flex-direction: column; }
  .info-grid { grid-template-columns: 1fr; }
  .card-top, .card-meta { align-items: start; flex-direction: column; }
  .sidebar { width: 88vw; }
  .hero-panel { padding: 20px; }
  .hero-actions .btn { width: 100%; }
  .tech-top { grid-template-columns:1fr; }
  .tech-count { width:74px; }
}
.nav-count{margin-left:auto;background:#ef4444;color:#fff;border-radius:999px;padding:2px 8px;font-size:11px;font-weight:900}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}.action-stack{display:grid;gap:10px}.attachment-grid{display:grid;gap:10px}.attachment{display:block;border:1px solid var(--line);border-radius:14px;padding:12px;background:#f8fafc}.attachment strong{display:block;overflow-wrap:anywhere}.attachment span{display:block;color:var(--muted);font-size:12px;margin-top:4px}.signature-canvas{width:100%;height:160px;background:#fff;border:1px dashed #98a2b3;border-radius:14px;touch-action:none}.notification-list{display:grid;gap:10px}.notification-card,.notification-line{display:block;border:1px solid var(--line);border-radius:16px;padding:14px;background:#fff}.notification-card.unread{border-color:#2e90fa;background:#eff6ff}.notification-card strong,.notification-line strong{display:block}.notification-card span,.notification-line span{display:block;color:var(--muted);font-size:12px;margin-top:3px}.notification-card p,.notification-line p{margin:6px 0 0;color:var(--muted)}.list-mini{display:grid;gap:10px}.list-mini>div{display:grid;gap:4px;border:1px solid var(--line);border-radius:14px;padding:12px;background:#f8fafc}.list-mini span{color:var(--muted);font-size:12px}.check{display:flex;grid-template-columns:auto 1fr;align-items:center;gap:10px;font-weight:750}.check input{width:auto}.row-priority-urgent td{background:#fff7f7}.row-priority-high td{background:#fffbf4}.priority-urgent-card{border-left:5px solid #f04438}.priority-high-card{border-left:5px solid #f79009}.priority-normal-card{border-left:5px solid #2e90fa}.priority-low-card{border-left:5px solid #98a2b3}@media(max-width:980px){.grid-2{grid-template-columns:1fr}.signature-canvas{height:140px}}@media(max-width:640px){.form-grid{grid-template-columns:1fr}.span-2{grid-column:span 1}.panel{padding:16px}.content{padding:16px 14px 90px}.stats-grid{grid-template-columns:1fr 1fr}.stats-grid.compact{grid-template-columns:1fr}.hero-grid{grid-template-columns:1fr}.table{min-width:900px}}