/* =============================================
   KEPHIC Conference Portal – Custom CSS
   Color Theme: Professional Blue (#1565C0 primary)
   ============================================= */

:root {
  --kephic-blue-darkest: #0D47A1;
  --kephic-blue-dark:    #1565C0;
  --kephic-blue:         #1976D2;
  --kephic-blue-mid:     #1E88E5;
  --kephic-blue-light:   #42A5F5;
  --kephic-blue-pale:    #E3F2FD;
  --kephic-blue-bg:      #F0F7FF;
  --kephic-accent:       #0288D1;
  --kephic-gold:         #F9A825;
  --kephic-white:        #FFFFFF;
  --kephic-gray-50:      #FAFAFA;
  --kephic-gray-100:     #F5F5F5;
  --kephic-gray-200:     #EEEEEE;
  --kephic-gray-400:     #BDBDBD;
  --kephic-gray-600:     #757575;
  --kephic-gray-800:     #424242;
  --kephic-success:      #2E7D32;
  --kephic-warning:      #E65100;
  --kephic-danger:       #C62828;
  --kephic-text:         #212121;
  --kephic-text-light:   #616161;
  --kephic-shadow:       0 2px 12px rgba(21, 101, 192, 0.15);
  --kephic-shadow-lg:    0 8px 32px rgba(21, 101, 192, 0.20);
  --kephic-radius:       8px;
  --kephic-radius-lg:    12px;
  --kephic-transition:   all 0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.65;
  color: var(--kephic-text);
  background-color: var(--kephic-gray-50);
  margin: 0;
}

a { color: var(--kephic-blue); text-decoration: none; transition: var(--kephic-transition); }
a:hover { color: var(--kephic-blue-dark); text-decoration: underline; }

img { max-width: 100%; height: auto; }

/* ─── Typography ─── */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  color: var(--kephic-blue-dark);
  margin-bottom: 0.5rem;
}
h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.4rem; }

.text-muted { color: var(--kephic-gray-600) !important; }
.text-blue { color: var(--kephic-blue); }
.text-gold { color: var(--kephic-gold); }

/* ─── Navbar ─── */
.kephic-navbar {
  background: linear-gradient(135deg, var(--kephic-blue-darkest) 0%, var(--kephic-blue-dark) 60%, var(--kephic-blue) 100%);
  padding: 0.75rem 0;
  box-shadow: 0 2px 16px rgba(13, 71, 161, 0.4);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.kephic-navbar .navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.5px;
}

.kephic-navbar .navbar-brand:hover { color: var(--kephic-gold); text-decoration: none; }

.navbar-logo {
  height: 46px;
  width: auto;
  border-radius: 4px;
  background: #fff;
  padding: 3px;
}

.kephic-navbar .nav-link {
  color: rgba(255,255,255,0.88) !important;
  font-weight: 500;
  padding: 0.45rem 1rem !important;
  border-radius: 4px;
  transition: var(--kephic-transition);
}

.kephic-navbar .nav-link:hover,
.kephic-navbar .nav-link.active {
  color: #fff !important;
  background: rgba(255,255,255,0.15);
}

.kephic-navbar .btn-register-nav {
  background: var(--kephic-gold);
  color: var(--kephic-blue-darkest) !important;
  font-weight: 700;
  border-radius: 20px;
  padding: 0.4rem 1.25rem !important;
}

.kephic-navbar .btn-register-nav:hover {
  background: #fff;
  color: var(--kephic-blue-darkest) !important;
  transform: translateY(-1px);
}

.navbar-toggler {
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: var(--kephic-radius);
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ─── Hero Section ─── */
.kephic-hero {
  background: linear-gradient(145deg, var(--kephic-blue-darkest) 0%, var(--kephic-blue-dark) 45%, var(--kephic-blue-mid) 100%);
  color: #fff;
  padding: 5rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.kephic-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  pointer-events: none;
}

.kephic-hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,0.03);
  pointer-events: none;
}

.hero-badge {
  display: inline-block;
  background: rgba(249, 168, 37, 0.25);
  color: var(--kephic-gold);
  border: 1px solid rgba(249,168,37,0.4);
  padding: 0.3rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: 0.5rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.9);
  font-size: 0.95rem;
}

.hero-meta-item i { color: var(--kephic-gold); font-size: 1rem; }

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.countdown-box {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--kephic-radius-lg);
  padding: 1.5rem;
  text-align: center;
}

.countdown-box h3 { color: var(--kephic-gold); font-size: 1rem; font-weight: 600; margin-bottom: 1rem; }

.countdown-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.countdown-unit {
  background: rgba(255,255,255,0.12);
  border-radius: 6px;
  padding: 0.75rem 0.5rem;
}

.countdown-number {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.countdown-label {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
}

/* ─── Buttons ─── */
.btn-kephic {
  background: var(--kephic-blue);
  color: #fff;
  border: none;
  padding: 0.7rem 1.75rem;
  border-radius: 25px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--kephic-transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-kephic:hover {
  background: var(--kephic-blue-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(21,101,192,0.4);
}

.btn-kephic-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.7);
  padding: 0.65rem 1.75rem;
  border-radius: 25px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--kephic-transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-kephic-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}

.btn-kephic-gold {
  background: var(--kephic-gold);
  color: var(--kephic-blue-darkest);
  border: none;
  padding: 0.75rem 2rem;
  border-radius: 25px;
  font-weight: 700;
  font-size: 1rem;
  transition: var(--kephic-transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-kephic-gold:hover {
  background: #FFC107;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249,168,37,0.5);
  color: var(--kephic-blue-darkest);
}

/* ─── Cards ─── */
.kephic-card {
  background: #fff;
  border-radius: var(--kephic-radius-lg);
  box-shadow: var(--kephic-shadow);
  border: 1px solid rgba(21,101,192,0.08);
  transition: var(--kephic-transition);
  overflow: hidden;
}

.kephic-card:hover {
  box-shadow: var(--kephic-shadow-lg);
  transform: translateY(-2px);
}

.kephic-card-header {
  background: linear-gradient(135deg, var(--kephic-blue-darkest), var(--kephic-blue));
  color: #fff;
  padding: 1rem 1.5rem;
  font-weight: 600;
}

.kephic-card-body { padding: 1.5rem; }

/* ─── KPI / Stats Cards ─── */
.stat-card {
  background: #fff;
  border-radius: var(--kephic-radius-lg);
  padding: 1.5rem;
  box-shadow: var(--kephic-shadow);
  border-left: 4px solid var(--kephic-blue);
  transition: var(--kephic-transition);
}

.stat-card:hover { transform: translateY(-2px); box-shadow: var(--kephic-shadow-lg); }
.stat-card.blue  { border-color: var(--kephic-blue); }
.stat-card.green { border-color: var(--kephic-success); }
.stat-card.gold  { border-color: var(--kephic-gold); }
.stat-card.red   { border-color: var(--kephic-danger); }

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--kephic-blue-dark);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--kephic-text-light);
  font-weight: 500;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--kephic-blue-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--kephic-blue);
}

/* ─── Forms ─── */
.form-wrapper {
  background: #fff;
  border-radius: var(--kephic-radius-lg);
  box-shadow: var(--kephic-shadow);
  padding: 2rem;
  border: 1px solid rgba(21,101,192,0.1);
}

.form-section-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--kephic-blue-dark);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--kephic-blue-pale);
  margin-bottom: 1.25rem;
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-section-title:first-child { margin-top: 0; }

.form-control, .form-select {
  border: 1.5px solid var(--kephic-gray-200);
  border-radius: var(--kephic-radius);
  padding: 0.6rem 0.9rem;
  font-size: 0.95rem;
  transition: var(--kephic-transition);
  background: #fff;
}

.form-control:focus, .form-select:focus {
  border-color: var(--kephic-blue);
  box-shadow: 0 0 0 3px rgba(25,118,210,0.12);
  outline: none;
}

.form-label { font-weight: 600; font-size: 0.88rem; color: var(--kephic-gray-800); margin-bottom: 4px; }
.form-text  { font-size: 0.8rem; color: var(--kephic-gray-600); }

.required-mark { color: var(--kephic-danger); }

/* ─── Pricing Table ─── */
.pricing-table {
  border-radius: var(--kephic-radius-lg);
  overflow: hidden;
  box-shadow: var(--kephic-shadow);
}

.pricing-table th {
  background: var(--kephic-blue-dark);
  color: #fff;
  font-weight: 600;
  padding: 0.9rem 1rem;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-table td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--kephic-gray-200);
  font-size: 0.9rem;
}

.pricing-table tr:hover td { background: var(--kephic-blue-bg); }
.pricing-table .price-amount { font-weight: 700; color: var(--kephic-blue-dark); font-size: 1rem; }

/* ─── Status Badges ─── */
.badge-status {
  padding: 0.3rem 0.75rem;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.badge-confirmed  { background: #E8F5E9; color: var(--kephic-success); }
.badge-pending    { background: #FFF8E1; color: #E65100; }
.badge-draft      { background: var(--kephic-gray-100); color: var(--kephic-gray-600); }
.badge-cancelled  { background: #FFEBEE; color: var(--kephic-danger); }
.badge-paid       { background: #E8F5E9; color: var(--kephic-success); }
.badge-sent       { background: var(--kephic-blue-pale); color: var(--kephic-blue-dark); }
.badge-overdue    { background: #FFEBEE; color: var(--kephic-danger); }

/* ─── Dashboard Sidebar ─── */
.dashboard-layout {
  display: flex;
  min-height: calc(100vh - 70px);
}

.sidebar {
  width: 260px;
  min-width: 260px;
  background: linear-gradient(180deg, var(--kephic-blue-darkest) 0%, #0a3575 100%);
  color: #fff;
  padding: 1.5rem 0;
  position: sticky;
  top: 70px;
  height: calc(100vh - 70px);
  overflow-y: auto;
  transition: var(--kephic-transition);
  flex-shrink: 0;
}

.sidebar-brand {
  padding: 0 1.25rem 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 1rem;
}

.sidebar-brand h6 {
  color: rgba(255,255,255,0.6);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin: 0;
}

.sidebar-nav-label {
  padding: 0.75rem 1.25rem 0.25rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.4);
  font-weight: 600;
}

.sidebar a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.8);
  padding: 0.65rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 500;
  border-left: 3px solid transparent;
  transition: var(--kephic-transition);
  text-decoration: none;
}

.sidebar a:hover, .sidebar a.active {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-left-color: var(--kephic-gold);
  text-decoration: none;
}

.sidebar a i { width: 18px; text-align: center; font-size: 0.95rem; opacity: 0.85; }

.dashboard-content {
  flex: 1;
  padding: 2rem;
  background: var(--kephic-gray-50);
  min-width: 0;
}

/* ─── Tables ─── */
.kephic-table {
  width: 100%;
  border-collapse: collapse;
}

.kephic-table th {
  background: var(--kephic-blue-pale);
  color: var(--kephic-blue-darkest);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.85rem 1rem;
  border-bottom: 2px solid var(--kephic-blue-light);
  white-space: nowrap;
}

.kephic-table td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--kephic-gray-200);
  font-size: 0.88rem;
  vertical-align: middle;
}

.kephic-table tr:hover td { background: var(--kephic-blue-bg); }

.kephic-table-wrapper {
  background: #fff;
  border-radius: var(--kephic-radius-lg);
  box-shadow: var(--kephic-shadow);
  overflow: hidden;
}

/* ─── Search Bar ─── */
.search-bar {
  position: relative;
}

.search-bar input {
  padding-left: 2.5rem;
  border-radius: 25px;
  border: 1.5px solid var(--kephic-gray-200);
}

.search-bar .search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--kephic-gray-400);
}

/* ─── Page Header ─── */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--kephic-blue-darkest);
  margin: 0;
}

.breadcrumb-wrapper {
  font-size: 0.82rem;
  color: var(--kephic-text-light);
  margin-top: 2px;
}

.breadcrumb-wrapper a { color: var(--kephic-blue); }

/* ─── Alerts / Messages ─── */
.kephic-alert {
  border-radius: var(--kephic-radius);
  padding: 0.9rem 1.25rem;
  border: none;
  font-size: 0.9rem;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.kephic-alert i { margin-top: 2px; flex-shrink: 0; }
.kephic-alert.success { background: #E8F5E9; color: #1B5E20; }
.kephic-alert.warning { background: #FFF8E1; color: #BF360C; }
.kephic-alert.error   { background: #FFEBEE; color: #B71C1C; }
.kephic-alert.info    { background: var(--kephic-blue-pale); color: var(--kephic-blue-darkest); }

/* ─── Pagination ─── */
.kephic-pagination {
  display: flex;
  gap: 4px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.kephic-pagination a,
.kephic-pagination span {
  padding: 0.45rem 0.85rem;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 500;
  border: 1px solid var(--kephic-gray-200);
  color: var(--kephic-blue);
  background: #fff;
  transition: var(--kephic-transition);
}

.kephic-pagination a:hover { background: var(--kephic-blue-pale); text-decoration: none; }
.kephic-pagination .current { background: var(--kephic-blue); color: #fff; border-color: var(--kephic-blue); }

/* ─── Info/Detail Rows ─── */
.detail-row {
  display: flex;
  border-bottom: 1px solid var(--kephic-gray-100);
  padding: 0.65rem 0;
  font-size: 0.9rem;
}

.detail-row:last-child { border-bottom: none; }
.detail-label { color: var(--kephic-gray-600); font-weight: 600; min-width: 200px; flex-shrink: 0; }
.detail-value { color: var(--kephic-text); flex: 1; }

/* ─── Login Page ─── */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--kephic-blue-darkest) 0%, var(--kephic-blue) 100%);
  padding: 2rem 1rem;
}

.login-card {
  background: #fff;
  border-radius: var(--kephic-radius-lg);
  padding: 2.5rem;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.login-logo { text-align: center; margin-bottom: 1.5rem; }
.login-logo img { height: 64px; }

.login-title {
  text-align: center;
  color: var(--kephic-blue-darkest);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.login-subtitle { text-align: center; color: var(--kephic-gray-600); font-size: 0.88rem; margin-bottom: 1.75rem; }

/* ─── Success/Confirmation ─── */
.success-icon {
  width: 80px;
  height: 80px;
  background: #E8F5E9;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--kephic-success);
  margin: 0 auto 1.5rem;
}

.reg-reference {
  background: var(--kephic-blue-pale);
  border: 1px solid var(--kephic-blue-light);
  border-radius: var(--kephic-radius);
  padding: 0.75rem 1.25rem;
  font-family: 'Courier New', monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--kephic-blue-darkest);
  letter-spacing: 1px;
}

/* ─── Section Styling (Public) ─── */
.section-tag {
  display: inline-block;
  background: var(--kephic-blue-pale);
  color: var(--kephic-blue);
  padding: 0.25rem 0.85rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--kephic-blue-darkest);
  margin-bottom: 0.5rem;
}

.section-divider {
  width: 50px;
  height: 4px;
  background: var(--kephic-gold);
  border-radius: 2px;
  margin: 0.75rem 0 1.25rem;
}

/* ─── Track/Theme Cards ─── */
.track-card {
  background: #fff;
  border-radius: var(--kephic-radius-lg);
  border: 1px solid rgba(21,101,192,0.1);
  padding: 1.5rem;
  height: 100%;
  transition: var(--kephic-transition);
  border-top: 4px solid var(--kephic-blue-light);
}

.track-card:hover {
  border-top-color: var(--kephic-blue);
  box-shadow: var(--kephic-shadow-lg);
  transform: translateY(-3px);
}

.track-number {
  font-size: 2rem;
  font-weight: 900;
  color: var(--kephic-blue-pale);
  line-height: 1;
  margin-bottom: 0.5rem;
}

/* ─── Footer ─── */
.kephic-footer {
  background: var(--kephic-blue-darkest);
  color: rgba(255,255,255,0.75);
  padding: 3rem 0 1.5rem;
  margin-top: auto;
}

.kephic-footer h5 { color: #fff; font-weight: 700; margin-bottom: 1rem; }
.kephic-footer a  { color: rgba(255,255,255,0.65); transition: var(--kephic-transition); }
.kephic-footer a:hover { color: var(--kephic-gold); text-decoration: none; }

.footer-divider {
  border-color: rgba(255,255,255,0.1);
  margin: 2rem 0 1rem;
}

.footer-bottom { font-size: 0.82rem; color: rgba(255,255,255,0.5); }

/* ─── Invoice / Receipt Styling ─── */
.invoice-header {
  background: linear-gradient(135deg, var(--kephic-blue-darkest), var(--kephic-blue));
  color: #fff;
  padding: 2rem;
  border-radius: var(--kephic-radius-lg) var(--kephic-radius-lg) 0 0;
}

.invoice-number-display {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 1px;
}

.invoice-table td, .invoice-table th { padding: 0.7rem 1rem; }
.invoice-table thead th { background: var(--kephic-blue-pale); color: var(--kephic-blue-dark); font-size: 0.85rem; }
.invoice-total { font-size: 1.1rem; font-weight: 700; color: var(--kephic-blue-darkest); }

/* ─── Responsive ─── */
@media (max-width: 991px) {
  .sidebar {
    position: fixed;
    left: -260px;
    z-index: 999;
    height: 100vh;
    top: 0;
  }
  .sidebar.open { left: 0; }
  .dashboard-content { padding: 1.25rem; }
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 998;
  }
  .sidebar-overlay.active { display: block; }
}

@media (max-width: 767px) {
  .hero-title { font-size: 1.75rem; }
  .hero-cta { flex-direction: column; }
  .btn-kephic, .btn-kephic-outline, .btn-kephic-gold { width: 100%; justify-content: center; }
  .kephic-hero { padding: 3rem 0 2.5rem; }
  .page-header { flex-direction: column; align-items: flex-start; }
  .detail-row { flex-direction: column; }
  .detail-label { min-width: unset; font-size: 0.8rem; }
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.4rem; }
}

@media (max-width: 575px) {
  .login-card { padding: 1.75rem 1.25rem; }
  .form-wrapper { padding: 1.25rem; }
  .stat-card { padding: 1rem; }
  .stat-number { font-size: 1.7rem; }
}

/* ─── Utilities ─── */
.bg-blue-gradient { background: linear-gradient(135deg, var(--kephic-blue-darkest), var(--kephic-blue)); }
.bg-pale-blue { background: var(--kephic-blue-bg); }
.rounded-xl { border-radius: var(--kephic-radius-lg); }
.shadow-kephic { box-shadow: var(--kephic-shadow); }

.spinner-kephic {
  width: 40px;
  height: 40px;
  border: 4px solid var(--kephic-blue-pale);
  border-top: 4px solid var(--kephic-blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.fade-in { animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }