:root {
  color-scheme: light;
  --color-brand-primary: #006D77;
  /* Teal */
  --color-brand-secondary: #00818A;
  /* Lighter Teal */
  --color-brand-accent: #FF4D00;
  /* Orange */
  --color-brand-accent-2: #C2410C;
  /* Darker Orange */
  --color-surface: #F8FAFC;
  --color-surface-muted: #F1F5F9;
  --color-surface-elevated: #FFFFFF;
  --color-text-primary: #0F172A;
  --color-text-muted: #64748B;
  --color-border: rgba(0, 0, 0, 0.05);
  --color-border-strong: rgba(0, 0, 0, 0.1);
  --shadow-soft: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
  --shadow-card: 0 20px 50px -12px rgba(0, 0, 0, 0.1);
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2.5rem;
  --radius-pill: 9999px;
  --backdrop-blur: blur(12px);
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-height: 72px;
}

:root.dark {
  color-scheme: dark;
  --color-surface: #0F172A;
  --color-surface-muted: #1E293B;
  --color-surface-elevated: #1E293B;
  --color-text-primary: #F8FAFC;
  --color-text-muted: #94A3B8;
  --color-border: rgba(255, 255, 255, 0.05);
  --color-border-strong: rgba(255, 255, 255, 0.1);
  --shadow-soft: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
  --shadow-card: 0 20px 50px -12px rgba(0, 0, 0, 0.5);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, sans-serif;
  font-feature-settings: "liga", "calt";
  transition: background 0.4s ease, color 0.4s ease;
}

a {
  color: var(--color-brand-secondary);
  text-decoration: none;
  transition: var(--transition-base);
}

a:hover {
  text-decoration: none;
  color: var(--color-brand-accent);
}

.brand-gradient {
  background: linear-gradient(135deg, var(--color-brand-primary) 0%, var(--color-brand-accent) 100%);
}

.glass-effect {
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

:root.dark .glass-effect {
  background: rgba(30, 41, 59, 0.7);
  border-color: rgba(255, 255, 255, 0.1);
}

.altus-logo-text {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  letter-spacing: -0.05em;
}

.app-shell {
  min-height: 100vh;
  background-color: var(--color-surface);
  background-image:
    radial-gradient(circle at 10% 20%, rgba(0, 109, 119, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(255, 77, 0, 0.05) 0%, transparent 40%);
  transition: background 0.4s ease;
}

:root.dark .app-shell {
  background-image:
    radial-gradient(circle at 10% 20%, rgba(0, 109, 119, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(255, 77, 0, 0.1) 0%, transparent 40%);
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  background: rgba(255, 255, 255, 0.7);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-base);
}

:root.dark .app-header {
  background: rgba(15, 23, 42, 0.7);
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--color-brand-primary);
  text-decoration: none;
}

:root.dark .app-brand {
  color: #fff;
}

.app-brand__logo {
  height: 40px;
  width: auto;
}

.nav-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-pill);
  background: var(--color-surface-muted);
  border: 1px solid var(--color-border);
  font-size: 0.75rem;
  font-weight: 600;
}

.nav-chip strong {
  color: var(--color-brand-accent);
}

.theme-button {
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
  padding: 8px 16px;
  font-weight: 600;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-base);
}

.theme-button:hover {
  background: var(--color-surface-muted);
  border-color: var(--color-brand-primary);
}

.app-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 32px;
  padding: 32px clamp(20px, 4vw, 48px);
  margin: 0 auto;
  max-width: 1440px;
}

@media (max-width: 1024px) {
  .app-layout {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 20px;
  }
}

.app-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + 16px);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

@media (max-width: 1024px) {
  .app-sidebar {
    position: static;
    order: 2;
  }
}

.sidebar-card {
  border: 1px solid var(--color-border);
  background: color-mix(in oklab, var(--color-surface) 92%, transparent);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-soft);
  transition: var(--transition-base);
}

:root.dark .sidebar-card {
  background: color-mix(in oklab, var(--color-surface-elevated) 96%, transparent);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-xl);
  font-weight: 600;
  color: var(--color-text-muted);
  transition: var(--transition-base);
  border: 1px solid transparent;
}

.sidebar-link:hover {
  background: color-mix(in oklab, var(--color-brand-primary) 8%, transparent);
  color: var(--color-brand-primary);
  border-color: color-mix(in oklab, var(--color-brand-primary) 15%, transparent);
}

.sidebar-link.is-active {
  background: white;
  color: var(--color-brand-primary);
  box-shadow: var(--shadow-soft);
  border-color: var(--color-border);
}

:root.dark .sidebar-link.is-active {
  background: var(--color-surface-elevated);
  color: white;
  border-color: rgba(255, 255, 255, 0.1);
}

.sidebar-icon {
  width: 2rem;
  height: 2rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
  background: var(--color-surface-muted);
  color: var(--color-text-muted);
}

.sidebar-link:hover .sidebar-icon {
  background: color-mix(in oklab, var(--color-brand-primary) 10%, transparent);
  color: var(--color-brand-primary);
}

.sidebar-link.is-active .sidebar-icon {
  background: var(--color-brand-primary);
  color: white !important;
  box-shadow: 0 10px 20px -5px rgba(0, 109, 119, 0.4);
}

:root.dark .sidebar-link.is-active .sidebar-icon {
  box-shadow: 0 10px 20px -5px rgba(0, 0, 0, 0.5);
}

/* ── Hover-expandable module groups ── */
.sidebar-module-group {
  position: relative;
}

.sidebar-submenu {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              opacity 0.25s ease,
              padding 0.3s ease;
  margin-left: 1rem;
  padding-left: 1rem;
  border-left: 2px solid transparent;
}

/* Show on hover */
.sidebar-module-group:hover .sidebar-submenu,
.sidebar-submenu.is-active {
  max-height: 200px;
  opacity: 1;
  padding-top: 0.375rem;
  padding-bottom: 0.375rem;
  border-left-color: color-mix(in oklab, var(--color-brand-primary) 30%, transparent);
}

/* Chevron rotation on hover */
.sidebar-module-group:hover .sidebar-chevron {
  transform: rotate(180deg);
}

.sidebar-submenu.is-active ~ .sidebar-link .sidebar-chevron,
.sidebar-module-group:has(.sidebar-submenu.is-active) .sidebar-chevron {
  transform: rotate(180deg);
}

/* Sublink styles */
.sidebar-sublink {
  display: block;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.sidebar-sublink:hover {
  color: var(--color-brand-primary) !important;
  padding-left: 4px;
}

.content-surface {
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  background: color-mix(in oklab, var(--color-surface) 94%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-border) 80%, transparent);
  box-shadow: var(--shadow-card);
  padding: clamp(24px, 3vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 28px;
  transition: var(--transition-base);
}

:root.dark .content-surface {
  background: var(--color-surface-elevated);
  background: color-mix(in oklab, var(--color-surface-elevated) 95%, transparent);
  border-color: rgba(255, 255, 255, 0.1);
}

.content-main {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

@media (max-width: 1024px) {
  .content-main {
    order: 1;
    gap: 20px;
  }
}

.token-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
  background: color-mix(in oklab, var(--color-surface-elevated) 90%, transparent);
}

.elevated {
  background: color-mix(in oklab, var(--color-surface) 98%, transparent);
  box-shadow: var(--shadow-soft);
}

:root.dark .elevated {
  background: var(--color-surface-elevated);
}

.app-section-title {
  font-family: "Manrope", "Inter", sans-serif;
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: clamp(1.4rem, 1.9vw, 1.9rem);
  color: var(--color-text-primary);
}

.app-section-subtitle {
  color: var(--color-text-muted);
  max-width: 62ch;
  font-size: 0.95rem;
}

.app-footer {
  margin-top: 48px;
  padding: 24px clamp(20px, 4vw, 48px) 40px;
  border-top: 1px solid var(--color-border);
  background: color-mix(in oklab, var(--color-surface) 90%, transparent);
}

.app-footer small {
  color: var(--color-text-muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.78rem;
  background: var(--color-surface-muted);
  background: color-mix(in oklab, var(--color-brand-secondary) 18%, transparent);
  color: var(--color-brand-primary);
}

.glow {
  position: absolute;
  inset: auto auto 0 0;
  width: 180px;
  height: 180px;
  pointer-events: none;
  filter: blur(80px);
  opacity: 0.6;
  z-index: -1;
}

.glow--teal {
  background: color-mix(in oklab, var(--color-brand-secondary) 55%, transparent);
}

.glow--orange {
  background: color-mix(in oklab, var(--color-brand-accent) 55%, transparent);
}

.glass {
  background: var(--color-surface);
  background: color-mix(in oklab, var(--color-surface) 88%, transparent);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid color-mix(in oklab, var(--color-border) 60%, transparent);
}

:root.dark .glass {
  background: var(--color-surface-elevated);
  background: color-mix(in oklab, var(--color-surface-elevated) 80%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-color: rgba(255, 255, 255, 0.1);
}

.form-shell {
  display: grid;
  gap: 18px;
}

.input-control {
  display: grid;
  gap: 6px;
}

.input-label {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.005em;
  color: var(--color-text-muted);
}

.input-field {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: color-mix(in oklab, var(--color-surface) 96%, transparent);
  padding: 12px 14px;
  font: inherit;
  color: var(--color-text-primary);
  transition: var(--transition-base);
}

.input-field:focus {
  outline: none;
  border-color: color-mix(in oklab, var(--color-brand-secondary) 52%, transparent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-brand-secondary) 18%, transparent);
}

.input-hint {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.input-error {
  font-size: 0.82rem;
  font-weight: 600;
  color: color-mix(in oklab, #f87171 70%, transparent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 18px;
  cursor: pointer;
  transition: var(--transition-base);
  border: 1px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-brand-primary);
  background-image: var(--color-brand-gradient);
  color: #fff;
  border: none;
  box-shadow: 0 4px 14px 0 color-mix(in oklab, var(--color-brand-accent) 25%, transparent);
}

.btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 6px 20px 0 color-mix(in oklab, var(--color-brand-accent) 35%, transparent);
  transform: translateY(-1px);
}

.btn-secondary {
  background: white;
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

:root.dark .btn-secondary {
  background: var(--color-surface-elevated);
  border-color: rgba(255, 255, 255, 0.1);
  color: white;
}

.btn-secondary:hover {
  background: var(--color-surface-muted);
  border-color: var(--color-brand-primary);
}

.btn-muted {
  background: var(--color-surface-muted);
  border-color: var(--color-border);
  color: var(--color-text-muted);
}

:root.dark .btn-muted {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.btn-full {
  width: 100%;
}

.alert {
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  border: 1px solid var(--color-border);
  background: color-mix(in oklab, var(--color-surface-elevated) 88%, transparent);
  display: grid;
  gap: 10px;
}

.alert-title {
  font-weight: 700;
  color: var(--color-text-primary);
}

.alert-body {
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.alert-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.empty-state {
  border: 1px dashed color-mix(in oklab, var(--color-border) 80%, transparent);
  border-radius: var(--radius-lg);
  padding: 40px 24px;
  text-align: center;
  background: color-mix(in oklab, var(--color-surface-elevated) 96%, transparent);
  box-shadow: var(--shadow-soft);
}

.empty-state h3 {
  font-family: "Manrope", "Inter", sans-serif;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.empty-state p {
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.logout-button {
  color: var(--color-text-primary);
}

.logout-button:hover {
  color: var(--color-text-primary);
}

:root.dark .logout-button,
:root.dark .logout-button:hover {
  color: #fff;
}