/* ================================================================
   LAYOUT — App shell, sidebar, topbar, containers, grid, auth
   ================================================================ */

/* ── App Shell ─────────────────────────────────────────────── */
.app-shell {
  display: flex;
  min-height: 100vh;
  background: var(--color-bg);
}

/* ── Brand Logo — High Contrast ────────────────────────────── */
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text) !important;
  text-decoration: none;
  letter-spacing: -0.03em;
}

.brand-logo:hover {
  opacity: 0.90;
}

.brand-logo .logo-mj,
.brand-logo span {
  color: var(--color-primary);
  font-weight: 900;
}

/* Inside Dark Sidebar: White brand logo */
.app-sidebar .brand-logo {
  color: #ffffff !important;
}

/* ── Sidebar ───────────────────────────────────────────────── */
.app-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background: var(--color-sidebar);
  border-right: 1px solid var(--color-sidebar-border);
  z-index: var(--z-sticky);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar-brand {
  padding: var(--space-5) var(--space-5);
  border-bottom: 1px solid var(--color-sidebar-border);
  flex-shrink: 0;
}

.sidebar-close-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition-fast);
}

.sidebar-close-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.sidebar-nav {
  padding: var(--space-4) var(--space-3) var(--space-6);
  flex: 1;
}

.nav-section-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: rgba(148, 163, 184, 0.6);
  padding: var(--space-4) var(--space-3) var(--space-1);
  margin-top: var(--space-2);
}

.nav-section-title.mt-3 { margin-top: var(--space-4); }
.nav-section-title.mt-4 { margin-top: var(--space-6); }

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 10px var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-sidebar-text);
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition-fast);
  margin-bottom: 2px;
  position: relative;
}

.sidebar-link:hover {
  color: #ffffff;
  background: var(--color-sidebar-hover);
}

.sidebar-link.active {
  color: #ffffff;
  background: var(--color-sidebar-active);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

/* Active left indicator bar */
.sidebar-link.active::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--color-primary-light);
  border-radius: var(--radius-full);
}

.sidebar-link__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  opacity: 0.75;
}

.sidebar-link:hover .sidebar-link__icon,
.sidebar-link.active .sidebar-link__icon {
  opacity: 1;
}

/* ── Top Bar ───────────────────────────────────────────────── */
.app-topbar {
  position: fixed;
  top: 0;
  left: var(--sidebar-width);
  right: 0;
  height: var(--topbar-height);
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
  z-index: var(--z-raised);
  display: flex;
  align-items: center;
  padding: 0 var(--space-6);
  gap: var(--space-4);
  box-shadow: var(--shadow-xs);
}

.topbar-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  flex: 1;
  letter-spacing: -0.01em;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.topbar-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #2563eb 0%, #0d9488 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
  color: #ffffff;
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.30);
  transition: var(--transition-fast);
}

.topbar-avatar:hover {
  transform: scale(1.06);
  box-shadow: var(--shadow-glow-primary);
}

/* ── Main Content ──────────────────────────────────────────── */
.app-main {
  margin-left: var(--sidebar-width);
  margin-top: var(--topbar-height);
  flex: 1;
  padding: var(--space-8);
  min-width: 0;
}

/* ── Page Header ───────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  gap: var(--space-4);
}

.page-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-text);
  margin: 0;
  letter-spacing: -0.02em;
}

.page-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin: var(--space-1) 0 0;
}

/* ── Container ─────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ── Grid ──────────────────────────────────────────────────── */
.grid { display: grid; gap: var(--space-6); }
.grid-cols-2  { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3  { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4  { grid-template-columns: repeat(4, 1fr); }
.grid-cols-12 { grid-template-columns: repeat(12, 1fr); }
.col-span-4   { grid-column: span 4; }
.col-span-8   { grid-column: span 8; }

.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ── Flex ──────────────────────────────────────────────────── */
.d-flex          { display: flex; }
.d-inline-flex   { display: inline-flex; }
.d-inline-block  { display: inline-block; }
.flex-column     { flex-direction: column; }
.flex-wrap       { flex-wrap: wrap; }
.align-center    { align-items: center; }
.align-start     { align-items: flex-start; }
.justify-center  { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end     { justify-content: flex-end; }
.gap-1 { gap: var(--space-1); } .gap-2 { gap: var(--space-2); } .gap-3 { gap: var(--space-3); }
.flex-1 { flex: 1; }

/* ── Auth Shell — Split Panel ──────────────────────────────── */
.auth-shell {
  display: flex;
  min-height: 100vh;
  background: #0f172a;
}

.auth-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Left — Dark Brand Panel */
.auth-panel--brand {
  flex: 0 0 400px;
  background: linear-gradient(160deg, #0f172a 0%, #1e293b 60%, #0f172a 100%);
  border-right: 1px solid rgba(255,255,255,0.06);
  padding: var(--space-16) var(--space-12);
  position: relative;
  overflow: hidden;
}

.auth-panel--brand::before {
  content: '';
  position: absolute;
  top: -100px; right: -80px;
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.auth-panel--brand::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -60px;
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(124,58,237,0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.auth-brand-content { position: relative; z-index: 1; }

.auth-brand-logo {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: #ffffff !important;
  text-decoration: none;
  letter-spacing: -0.03em;
  display: block;
  margin-bottom: var(--space-2);
}

.auth-brand-tagline {
  font-size: var(--text-sm);
  color: #64748b;
  margin-bottom: var(--space-10);
  font-weight: 500;
}

.auth-features { display: flex; flex-direction: column; gap: var(--space-5); }

.auth-feature { display: flex; align-items: flex-start; gap: var(--space-4); }

.auth-feature__icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  flex-shrink: 0;
}

.auth-feature__title { font-size: var(--text-sm); font-weight: 700; color: #e2e8f0; margin-bottom: 2px; }
.auth-feature__text  { font-size: var(--text-xs); color: #64748b; line-height: var(--leading-relaxed); }

/* Right — Form Panel */
.auth-panel--form {
  flex: 1;
  background: #ffffff;
  padding: var(--space-12);
  align-items: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.auth-card {
  width: 100%;
  max-width: 420px;
}

.auth-form-header { margin-bottom: var(--space-8); }
.auth-form-header h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-2);
}
.auth-form-header p { font-size: var(--text-sm); color: var(--color-text-muted); margin: 0; }

.auth-icon-badge { font-size: 36px; margin-bottom: var(--space-4); }

.auth-form-footer {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-align: center;
}
.auth-form-footer a { color: var(--color-primary); font-weight: 600; text-decoration: none; }
.auth-form-footer a:hover { text-decoration: underline; }

/* ── Section ───────────────────────────────────────────────── */
.section { padding: var(--space-20) 0; }
.section--alt {
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 50%, #f0f7ff 100%);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  text-align: center;
  max-width: 660px;
  margin: 0 auto var(--space-14);
}
.section-header h2 {
  font-family: var(--font-display);
  font-weight: 800;
  margin-bottom: var(--space-4);
  color: var(--color-text);
  letter-spacing: -0.03em;
}

/* ── Stat Cards ────────────────────────────────────────────── */
.stat-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6) !important;
}

.stat-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-50);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--color-primary-100);
}

.stat-card__value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-text);
  line-height: 1;
  letter-spacing: -0.02em;
}

.stat-card__label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-weight: 600;
}

/* ── Public Shell ──────────────────────────────────────────── */
.public-shell { min-height: 100vh; display: flex; flex-direction: column; background: var(--color-bg); }
.public-main  { flex: 1; }

/* Frosted glass navbar */
.public-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: rgba(255, 255, 255, 0.80);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(226, 232, 240, 0.7);
  box-shadow: 0 1px 0 rgba(15,23,42,0.04), 0 4px 20px rgba(15,23,42,0.05);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.public-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: var(--space-8);
}

.public-menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.public-menu a {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
  text-decoration: none;
  position: relative;
}

.public-menu a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: var(--space-4);
  right: var(--space-4);
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transform: scaleX(0);
  transition: transform 0.2s var(--ease-spring);
  transform-origin: center;
}

.public-menu a:hover {
  color: var(--color-primary);
  background: var(--color-primary-50);
}

.public-menu a:hover::after {
  transform: scaleX(1);
}

.public-menu a.active {
  color: var(--color-primary);
  background: var(--color-primary-50);
  font-weight: 700;
}

.public-menu a.active::after {
  transform: scaleX(1);
}

/* ── Public Footer — Premium Dark Navy ─────────────────────── */
.public-footer {
  background: #0b1120;
  color: #cbd5e1;
  padding: var(--space-20) 0 var(--space-10);
  margin-top: auto;
  position: relative;
}

/* Fade transition from page to footer */
.public-footer::before {
  content: '';
  position: absolute;
  top: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-purple) 50%, var(--color-accent) 100%);
}

.public-footer .brand-logo {
  color: #ffffff !important;
}

.public-footer p {
  color: #94a3b8 !important;
}

.public-footer h4 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: #64748b !important;
  margin-bottom: var(--space-4);
  font-weight: 700;
}

.public-footer ul li + li { margin-top: var(--space-3); }
.public-footer ul a {
  color: #94a3b8;
  font-size: var(--text-sm);
  text-decoration: none;
  transition: var(--transition-fast);
  font-weight: 500;
  display: inline-block;
  position: relative;
}

/* Slide-in underline animation for footer links */
.public-footer ul a::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--color-primary-light);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.public-footer ul a:hover {
  color: #e2e8f0;
}
.public-footer ul a:hover::after {
  transform: scaleX(1);
}

.footer-bottom {
  margin-top: var(--space-14);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.07);
  text-align: center;
  font-size: var(--text-sm);
  color: #475569;
}

.footer-bottom p {
  color: #475569 !important;
}

/* ── Pagination ─────────────────────────────────────────────── */
.pagination { display: flex; justify-content: center; margin-top: var(--space-6); }
.pagination__list { display: flex; gap: var(--space-1); align-items: center; }
.pagination__item {
  display: flex; align-items: center; justify-content: center;
  min-width: 36px; height: 36px; padding: 0 var(--space-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: #ffffff;
  color: var(--color-text-muted);
  font-size: var(--text-sm); font-weight: 600;
  text-decoration: none; transition: var(--transition-fast);
}
.pagination__item:hover { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-50); transform: translateY(-1px); }
.pagination__item--active { background: var(--color-primary-gradient); border-color: var(--color-primary); color: #ffffff; box-shadow: var(--shadow-glow-primary); }
.pagination__item--disabled { opacity: 0.4; pointer-events: none; }