/* ============================================================
   CampusFlow — Main Stylesheet
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  --primary:     #1e3a5f;
  --primary-light: #2a4f82;
  --accent:      #4f46e5;
  --accent-light: #6366f1;
  --cyan:        #06b6d4;
  --danger:      #ef4444;
  --warning:     #f59e0b;
  --success:     #10b981;
  --bg:          #f8fafc;
  --surface:     #ffffff;
  --border:      #e2e8f0;
  --text:        #0f172a;
  --text-muted:  #64748b;
  --text-light:  #94a3b8;
  --shadow-sm:   0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:   0 4px 16px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.07);
  --shadow-lg:   0 20px 60px rgba(0,0,0,.12), 0 8px 24px rgba(0,0,0,.08);
  --radius:      12px;
  --radius-lg:   20px;
  --radius-full: 9999px;
  --transition:  all .22s cubic-bezier(.4,0,.2,1);
  --hero-gradient: linear-gradient(135deg, #1e3a5f 0%, #4f46e5 100%);
  --accent-gradient: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);
}

/* ── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea, select { font-family: inherit; }

/* ── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }

/* ── Navbar ────────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 5vw;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--primary);
  letter-spacing: -.4px;
}

.navbar-brand .brand-icon {
  width: 36px;
  height: 36px;
  background: var(--hero-gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #fff;
  flex-shrink: 0;
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}
.nav-link:hover { background: var(--bg); color: var(--primary); }
.nav-link.active { background: var(--accent); color: #fff; }

.btn-nav-admin {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: var(--hero-gradient);
  color: #fff;
  font-weight: 600;
  font-size: .875rem;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(79,70,229,.3);
}
.btn-nav-admin:hover { opacity: .9; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(79,70,229,.4); }

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  background: var(--hero-gradient);
  padding: 80px 5vw 90px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .2;
  pointer-events: none;
}
.hero-blob-1 { width: 400px; height: 400px; background: var(--cyan); top: -100px; right: -80px; }
.hero-blob-2 { width: 300px; height: 300px; background: #a855f7; bottom: -80px; left: -60px; }

.hero-content { position: relative; z-index: 1; max-width: 640px; margin: 0 auto; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.25);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
  padding: 6px 16px;
  font-size: .8rem;
  font-weight: 600;
  color: rgba(255,255,255,.9);
  letter-spacing: .5px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  letter-spacing: -.5px;
  margin-bottom: 16px;
}

.hero h1 span {
  background: linear-gradient(90deg, #a5f3fc, #e0e7ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,.75);
  max-width: 480px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

/* ── Stats Bar ─────────────────────────────────────────────── */
.stats-bar {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 24px 40px;
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 16px;
  max-width: 680px;
  margin: -40px auto 0;
  position: relative;
  z-index: 5;
}

.stat-item { text-align: center; }

.stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: .78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ── Section Layout ────────────────────────────────────────── */
.section {
  padding: 80px 5vw;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header .eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -.3px;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 480px;
  margin: 0 auto;
}

/* ── Card ──────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

/* ── Complaint Form ────────────────────────────────────────── */
.complaint-section {
  background: var(--bg);
  padding: 80px 5vw;
}

.complaint-wrapper {
  max-width: 680px;
  margin: 0 auto;
}

.complaint-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  overflow: hidden;
}

.complaint-card-header {
  background: var(--hero-gradient);
  padding: 28px 36px;
  color: #fff;
}

.complaint-card-header h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.complaint-card-header p {
  opacity: .75;
  font-size: .9rem;
}

.complaint-card-body {
  padding: 36px;
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: .875rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}

.form-label span.required {
  color: var(--danger);
  margin-left: 3px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: .95rem;
  color: var(--text);
  background: var(--bg);
  transition: var(--transition);
  outline: none;
  resize: vertical;
}

.form-control:focus {
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(79,70,229,.12);
}

.form-control.error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(239,68,68,.12);
}

.form-control::placeholder { color: var(--text-light); }

textarea.form-control { min-height: 140px; }

.form-hint {
  font-size: .8rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.form-error {
  font-size: .8rem;
  color: var(--danger);
  margin-top: 6px;
  display: none;
}
.form-error.visible { display: block; }

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: .95rem;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  line-height: 1;
}

.btn-primary {
  background: var(--hero-gradient);
  color: #fff;
  box-shadow: 0 4px 14px rgba(79,70,229,.35);
}
.btn-primary:hover { opacity: .92; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(79,70,229,.45); }
.btn-primary:active { transform: translateY(0); }

.btn-primary:disabled {
  opacity: .65;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  background: var(--bg);
  color: var(--primary);
  border: 1.5px solid var(--border);
}
.btn-secondary:hover { background: #fff; border-color: var(--accent); color: var(--accent); }

.btn-danger {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #fff;
  box-shadow: 0 4px 14px rgba(239,68,68,.3);
}
.btn-danger:hover { opacity: .9; transform: translateY(-1px); }

.btn-success {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  box-shadow: 0 4px 14px rgba(16,185,129,.3);
}
.btn-success:hover { opacity: .9; transform: translateY(-1px); }

.btn-sm {
  padding: 7px 16px;
  font-size: .82rem;
}

.btn-full { width: 100%; }

/* ── Ticket Result ─────────────────────────────────────────── */
.result-area {
  display: none;
  margin-top: 32px;
  animation: slideIn .4s cubic-bezier(.4,0,.2,1);
}

.result-area.visible { display: block; }

@keyframes slideIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.result-card {
  background: linear-gradient(135deg, #f0f9ff 0%, #f5f3ff 100%);
  border: 1.5px solid rgba(79,70,229,.18);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.result-success-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.result-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #10b981, #059669);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(16,185,129,.3);
}

.result-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
}

.result-subtitle {
  font-size: .85rem;
  color: var(--text-muted);
}

.result-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.result-field {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
}

.result-field-label {
  font-size: .72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .6px;
  margin-bottom: 4px;
}

.result-field-value {
  font-size: .95rem;
  font-weight: 600;
  color: var(--primary);
}

.ticket-id-badge {
  font-family: 'Courier New', monospace;
  font-size: .82rem;
  background: var(--hero-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

/* ── Badge / Pill ──────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .3px;
  text-transform: uppercase;
  white-space: nowrap;
  line-height: 1.2;
}

.badge-high   { background: #fee2e2; color: #b91c1c; }
.badge-medium { background: #fef3c7; color: #92400e; }
.badge-low    { background: #d1fae5; color: #065f46; }
.badge-pending    { background: #dbeafe; color: #1e40af; }
.badge-inprogress { background: #e0f2fe; color: #0369a1; }
.badge-resolved   { background: #d1fae5; color: #065f46; }
.badge-accent { background: #ede9fe; color: #5b21b6; }

/* ── How it Works ──────────────────────────────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.step-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 32px 28px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.step-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent-gradient);
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}

.step-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.step-card:hover::before { transform: scaleX(1); }

.step-icon {
  width: 64px;
  height: 64px;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 20px;
  transition: var(--transition);
}

.step-card:hover .step-icon {
  background: linear-gradient(135deg, #ede9fe, #e0f2fe);
  border-color: transparent;
  transform: scale(1.08);
}

.step-number {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 26px;
  height: 26px;
  background: var(--accent-gradient);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .72rem;
  font-weight: 800;
}

.step-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.step-desc {
  font-size: .875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── Admin Login ───────────────────────────────────────────── */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--hero-gradient);
  position: relative;
  overflow: hidden;
  padding: 24px;
}

.auth-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.auth-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .25;
  pointer-events: none;
}
.auth-blob-1 { width: 500px; height: 500px; background: var(--cyan); top: -150px; right: -100px; }
.auth-blob-2 { width: 400px; height: 400px; background: #a855f7; bottom: -120px; left: -80px; }

.auth-card {
  position: relative;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 48px 44px;
  width: 100%;
  max-width: 440px;
  z-index: 1;
  animation: fadeUp .5s cubic-bezier(.4,0,.2,1);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.auth-logo {
  text-align: center;
  margin-bottom: 36px;
}

.auth-logo-icon {
  width: 64px;
  height: 64px;
  background: var(--hero-gradient);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 16px;
  box-shadow: 0 8px 24px rgba(79,70,229,.3);
}

.auth-logo h1 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -.3px;
}

.auth-logo p {
  font-size: .875rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.auth-error {
  background: #fee2e2;
  border: 1px solid #fecaca;
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: .875rem;
  color: #b91c1c;
  font-weight: 500;
  margin-bottom: 20px;
  display: none;
  align-items: center;
  gap: 8px;
}
.auth-error.visible { display: flex; }

/* ── Admin Dashboard ───────────────────────────────────────── */
.dashboard-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
}

.dashboard-header {
  background: var(--primary);
  padding: 0 5vw;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 12px rgba(0,0,0,.2);
  position: sticky;
  top: 0;
  z-index: 100;
}

.dashboard-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.1rem;
  color: #fff;
}

.dashboard-brand .brand-icon {
  width: 34px;
  height: 34px;
  background: rgba(255,255,255,.2);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.dashboard-header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.admin-info {
  font-size: .85rem;
  color: rgba(255,255,255,.7);
}

.btn-logout {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-full);
  color: #fff;
  font-size: .85rem;
  font-weight: 600;
  transition: var(--transition);
}
.btn-logout:hover { background: rgba(255,255,255,.22); }

.dashboard-main {
  flex: 1;
  padding: 40px 5vw;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.dashboard-title-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 32px;
}

.dashboard-title-row h1 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -.3px;
}
.dashboard-title-row p {
  font-size: .9rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ── Filter Tabs ───────────────────────────────────────────── */
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
  align-items: center;
}

.filter-group-label {
  font-size: .8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .6px;
  margin-right: 4px;
}

.filter-btn {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: .83rem;
  font-weight: 600;
  background: var(--surface);
  border: 1.5px solid var(--border);
  color: var(--text-muted);
  transition: var(--transition);
}
.filter-btn:hover { border-color: var(--accent); color: var(--accent); }
.filter-btn.active {
  background: var(--hero-gradient);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 2px 8px rgba(79,70,229,.3);
}

.filter-divider {
  width: 1px;
  height: 24px;
  background: var(--border);
  margin: 0 4px;
}

/* ── Ticket Cards ──────────────────────────────────────────── */
.tickets-grid {
  display: grid;
  gap: 16px;
}

.ticket-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: start;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.ticket-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  border-radius: 4px 0 0 4px;
  background: var(--border);
  transition: var(--transition);
}

.ticket-card.urgency-high::before   { background: var(--danger); }
.ticket-card.urgency-medium::before { background: var(--warning); }
.ticket-card.urgency-low::before    { background: var(--success); }

.ticket-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(79,70,229,.2);
  transform: translateX(2px);
}

.ticket-card.resolved { opacity: .75; }

.ticket-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.ticket-id {
  font-family: 'Courier New', monospace;
  font-size: .78rem;
  font-weight: 700;
  color: var(--accent);
  background: #ede9fe;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.ticket-date {
  font-size: .78rem;
  color: var(--text-light);
  margin-left: auto;
}

.ticket-description {
  font-size: .92rem;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 12px;
  display: -webkit-box;
  line-clamp: 2;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ticket-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.ticket-dept {
  font-size: .8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
}

.ticket-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-end;
  min-width: 110px;
}

/* ── Loading Spinner ───────────────────────────────────────── */
.spinner-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 0;
  gap: 16px;
  color: var(--text-muted);
  font-size: .9rem;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.btn-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

/* ── Empty State ───────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 64px 24px;
}

.empty-icon {
  font-size: 3.5rem;
  margin-bottom: 16px;
  display: block;
}

.empty-state h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.empty-state p {
  font-size: .9rem;
  color: var(--text-muted);
}

/* ── Toast Notifications ───────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-size: .875rem;
  font-weight: 600;
  min-width: 280px;
  max-width: 380px;
  pointer-events: all;
  animation: toastIn .35s cubic-bezier(.4,0,.2,1);
  transition: var(--transition);
}

.toast.removing {
  animation: toastOut .3s cubic-bezier(.4,0,.2,1) forwards;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes toastOut {
  to { opacity: 0; transform: translateX(40px); }
}

.toast-success { background: #fff; border-left: 4px solid var(--success); color: var(--text); }
.toast-error   { background: #fff; border-left: 4px solid var(--danger);  color: var(--text); }
.toast-info    { background: #fff; border-left: 4px solid var(--accent);  color: var(--text); }

.toast-icon { font-size: 1.1rem; flex-shrink: 0; }
.toast-close {
  margin-left: auto;
  color: var(--text-muted);
  font-size: 1rem;
  cursor: pointer;
  flex-shrink: 0;
  transition: var(--transition);
}
.toast-close:hover { color: var(--text); }

/* ── Modal ─────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.5);
  backdrop-filter: blur(4px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.modal-overlay.visible { opacity: 1; pointer-events: all; }

.modal {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 480px;
  padding: 36px;
  transform: scale(.95) translateY(10px);
  transition: var(--transition);
}
.modal-overlay.visible .modal { transform: scale(1) translateY(0); }

/* ── Complaints Table ──────────────────────────────────────── */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.tickets-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
  text-align: left;
}

.tickets-table thead {
  background: #f8fafc;
  border-bottom: 2px solid var(--border);
}

.tickets-table th {
  padding: 12px 14px;
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.tickets-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background 0.15s ease;
  cursor: pointer;
}

.tickets-table tbody tr:last-child {
  border-bottom: none;
}

.tickets-table tbody tr:hover {
  background: #f8fafc;
}

.tickets-table tbody tr.resolved {
  opacity: 0.85;
}

.tickets-table td {
  padding: 12px 14px;
  vertical-align: middle;
  color: var(--text);
  white-space: nowrap;
}

.table-problem-text {
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 500;
  color: var(--text);
  display: block;
}

.table-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.btn-view-details {
  padding: 6px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  background: #ede9fe;
  color: var(--accent);
  border: 1px solid rgba(79, 70, 229, 0.2);
  transition: var(--transition);
  cursor: pointer;
}

.btn-view-details:hover {
  background: var(--accent);
  color: #fff;
}

/* ── Detail Modal ──────────────────────────────────────────── */
.modal-detail {
  max-width: 620px;
  padding: 0;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: #f8fafc;
  border-bottom: 1px solid var(--border);
}

.modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-title-wrap h2 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
  margin: 0;
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background: #e2e8f0;
  color: var(--text);
}

.modal-body {
  padding: 24px;
  max-height: 65vh;
  overflow-y: auto;
}

.modal-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

.modal-info-item {
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
}

.modal-info-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.modal-info-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.modal-problem-box {
  background: #fbfcfe;
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 14px;
}

.modal-problem-box h4 {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.modal-problem-box p {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 16px 24px;
  background: #f8fafc;
  border-top: 1px solid var(--border);
}

/* ── Footer ────────────────────────────────────────────────── */
.footer {
  background: var(--primary);
  color: rgba(255,255,255,.65);
  text-align: center;
  padding: 28px 5vw;
  font-size: .875rem;
}

.footer strong { color: #fff; }
.footer a { color: var(--cyan); transition: var(--transition); }
.footer a:hover { color: #fff; }

/* ── Dashboard Stats ───────────────────────────────────────── */
.dash-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.dash-stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  transition: var(--transition);
}
.dash-stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }

.dash-stat-label {
  font-size: .78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .6px;
  margin-bottom: 8px;
}

.dash-stat-value {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1;
}

.dash-stat-value.total   { color: var(--primary); }
.dash-stat-value.pending { color: var(--accent); }
.dash-stat-value.resolved{ color: var(--success); }
.dash-stat-value.high    { color: var(--danger); }

/* ── Responsive ────────────────────────────────────────────── */
/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 768px) {
  .navbar { padding: 0 16px; }
  .navbar-nav {
    display: flex;
    gap: 8px;
    align-items: center;
  }
  .navbar-nav .nav-link {
    display: none; /* Hide in-page anchor links on mobile */
  }
  .navbar-nav .btn-nav-admin {
    padding: 6px 14px;
    font-size: 0.78rem;
  }

  .hero { padding: 48px 16px 64px; }
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 0.95rem; margin-bottom: 20px; }

  .stats-bar {
    padding: 18px 14px;
    margin: -28px 14px 0;
    gap: 8px;
  }
  .stat-number { font-size: 1.35rem; }
  .stat-label { font-size: 0.72rem; }

  .complaint-card-header,
  .complaint-card-body { padding: 22px 18px; }

  .section { padding: 50px 16px; }
  .dashboard-main { padding: 20px 14px; }

  .ticket-card { grid-template-columns: 1fr; }
  .ticket-actions { flex-direction: row; align-items: center; }

  .auth-card { padding: 32px 20px; }
  .result-grid { grid-template-columns: 1fr; }
  .dash-stats { grid-template-columns: 1fr 1fr; gap: 12px; }
  .dashboard-title-row { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
  /* On small mobile screens, transform table rows into touch-friendly cards */
  .tickets-table thead {
    display: none;
  }
  .tickets-table,
  .tickets-table tbody,
  .tickets-table tr,
  .tickets-table td {
    display: block;
    width: 100%;
  }
  .tickets-table tbody tr {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    margin-bottom: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,.04);
  }
  .tickets-table td {
    padding: 3px 0;
    border: none;
  }
  .table-problem-text {
    max-width: 100%;
    white-space: normal;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 0.9rem;
    line-height: 1.45;
    margin: 6px 0;
  }
  .table-actions {
    justify-content: flex-end;
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px dashed var(--border);
  }

  .modal-info-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .modal-detail {
    margin: 12px;
    max-height: 88vh;
  }
  .modal-header { padding: 14px 18px; }
  .modal-body { padding: 16px 18px; }
  .modal-footer { padding: 12px 18px; }
}

@media (max-width: 480px) {
  .stats-bar { flex-wrap: wrap; }
  .stat-divider { display: none; }
  .steps-grid { grid-template-columns: 1fr; }
  .filter-row { flex-direction: column; align-items: flex-start; gap: 8px; }
  .complaints-actions-row { flex-direction: column; width: 100%; }
  .complaints-actions-row button,
  .complaints-actions-row a { width: 100%; text-align: center; }
}