/* Material 3 Design System — NEBians Vibe for Consica / newsite */
:root {
  --md-primary: #004ac6;
  --md-on-primary: #ffffff;
  --md-primary-container: #dbe1ff;
  --md-on-primary-container: #00174b;
  --md-secondary: #004ac6;
  --md-on-secondary: #ffffff;
  --md-secondary-container: #dbe1ff;
  --md-on-secondary-container: #00174b;
  --md-tertiary: #56545a;
  --md-on-tertiary: #ffffff;
  --md-tertiary-container: #e5e1e8;
  --md-on-tertiary-container: #1c1b20;
  --md-error: #ba1a1a;
  --md-on-error: #ffffff;
  --md-error-container: #ffdad6;
  --md-on-error-container: #93000a;
  --md-background: #F5F6F8;
  --md-on-background: #0B1C30;
  --md-surface: #F5F6F8;
  --md-on-surface: #0B1C30;
  --md-surface-variant: #E8EAED;
  --md-on-surface-variant: #434655;
  --md-outline: #737686;
  --md-outline-variant: #D8DADE;
  --md-surface-dim: #DADBDD;
  --md-surface-bright: #F5F6F8;
  --md-surface-container-lowest: #FFFFFF;
  --md-surface-container-low: #F1F3F6;
  --md-surface-container: #ECEEF1;
  --md-surface-container-high: #E6E8EB;
  --md-surface-container-highest: #E1E3E6;
  --md-inverse-surface: #213145;
  --md-inverse-on-surface: #EAF1FF;
  --md-inverse-primary: #B4C5FF;
  --md-surface-tint: #0053DB;
  --md-shadow: rgba(0, 0, 0, 0.05);
  --md-shadow-lg: rgba(0, 0, 0, 0.10);
  --md-radius-sm: 4px;
  --md-radius: 8px;
  --md-radius-md: 12px;
  --md-radius-lg: 16px;
  --md-radius-xl: 24px;
  --md-radius-full: 9999px;
  --md-elevation-1: 0 1px 4px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --md-elevation-2: 0 4px 12px rgba(0, 0, 0, 0.10);
  --md-elevation-3: 0 8px 24px rgba(0, 0, 0, 0.12);
  --md-font: 'Poppins', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --md-transition: 200ms cubic-bezier(0.2, 0, 0, 1);
  --md-surface-muted: #F0F1F3;
  --md-border-subtle: #E2E4E8;
}

[data-theme="dark"] {
  --md-primary: #B4C5FF;
  --md-on-primary: #002D78;
  --md-primary-container: #003EA8;
  --md-on-primary-container: #DBE1FF;
  --md-secondary: #B4C5FF;
  --md-on-secondary: #002D78;
  --md-secondary-container: #003EA8;
  --md-on-secondary-container: #DBE1FF;
  --md-tertiary: #C4C7C9;
  --md-on-tertiary: #2E3133;
  --md-tertiary-container: #444749;
  --md-on-tertiary-container: #E0E3E5;
  --md-error: #FFB4AB;
  --md-on-error: #690005;
  --md-error-container: #93000A;
  --md-on-error-container: #FFDAD6;
  --md-background: #0B1C30;
  --md-on-background: #E5EEFF;
  --md-surface: #0B1C30;
  --md-on-surface: #E5EEFF;
  --md-surface-variant: #434655;
  --md-on-surface-variant: #C3C6D7;
  --md-outline: #8D90A1;
  --md-outline-variant: #434655;
  --md-surface-dim: #0B1C30;
  --md-surface-bright: #313442;
  --md-surface-container-lowest: #060F1B;
  --md-surface-container-low: #131B2E;
  --md-surface-container: #1A2133;
  --md-surface-container-high: #252B3E;
  --md-surface-container-highest: #30364A;
  --md-inverse-surface: #E5EEFF;
  --md-inverse-on-surface: #0B1C30;
  --md-inverse-primary: #2563EB;
  --md-surface-tint: #B4C5FF;
  --md-shadow: rgba(0, 0, 0, 0.3);
  --md-shadow-lg: rgba(0, 0, 0, 0.4);
  --md-surface-muted: #131B2E;
  --md-border-subtle: #252B3E;
}

/* Material 3 Typography */
.md-display-large {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.md-display-medium {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
}

.md-display-small {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
}

.md-headline-large {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.md-headline-medium {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
}

.md-headline-small {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
}

.md-title-large {
  font-size: 1.375rem;
  font-weight: 700;
  line-height: 1.27;
}

.md-title-medium {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.01em;
}

.md-title-small {
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.43;
  letter-spacing: 0.04em;
}

.md-body-large {
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.6;
}

.md-body-medium {
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
}

.md-body-small {
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.6;
}

.md-label-large {
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.md-label-medium,
.md-label-small {
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.04em;
}

/* Material 3 Buttons */
.md-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--md-radius-full);
  border: none;
  font-family: var(--md-font);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--md-transition);
  text-decoration: none;
  min-height: 40px;
  line-height: 1.43;
}

.md-btn:hover {
  text-decoration: none;
}

.md-btn-filled {
  background: var(--md-primary);
  color: var(--md-on-primary);
}

.md-btn-filled:hover {
  filter: brightness(1.08);
}

.md-btn-outlined {
  background: transparent;
  color: var(--md-primary);
  border: 1px solid var(--md-outline);
}

.md-btn-outlined:hover {
  background: color-mix(in srgb, var(--md-primary) 8%, transparent);
}

.md-btn-text {
  background: transparent;
  color: var(--md-primary);
}

.md-btn-text:hover {
  background: color-mix(in srgb, var(--md-primary) 8%, transparent);
}

.md-btn-tonal {
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
}

.md-btn-tonal:hover {
  filter: brightness(1.04);
}

.md-btn-error {
  background: var(--md-error);
  color: var(--md-on-error);
}

.md-btn-icon,
.md-icon-btn {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--md-radius-full, 9999px);
  background: transparent;
  border: none;
  outline: none;
  color: var(--md-on-surface-variant);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--md-transition), color var(--md-transition);
  font-family: inherit;
  user-select: none;
}

.md-btn-icon:hover,
.md-icon-btn:hover {
  background: var(--md-surface-variant);
  color: var(--md-on-surface);
}

.md-btn-icon .material-symbols-outlined,
.md-icon-btn .material-symbols-outlined {
  font-size: 20px;
  line-height: 1;
}

/* Material 3 Cards */
.md-card,
.md-card-outlined {
  background: var(--md-surface-container-lowest);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-radius-lg);
  overflow: hidden;
}

.md-card-elevated {
  background: var(--md-surface-container-lowest);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-radius-lg);
  box-shadow: var(--md-elevation-1);
  overflow: hidden;
}

.md-card-filled {
  background: var(--md-surface-container-highest);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-radius-lg);
  overflow: hidden;
}

/* Material 3 Chips */
.md-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: var(--md-radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--md-transition);
  border: 1px solid var(--md-outline);
  background: transparent;
  color: var(--md-on-surface-variant);
  font-family: var(--md-font);
  text-decoration: none;
}

.md-chip:hover {
  background: var(--md-surface-variant);
  text-decoration: none;
}

.md-chip-active {
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
  border-color: transparent;
}

/* Topbar Navigation Bar */
.md-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: transparent;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  padding: 0 40px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: background var(--md-transition), border-color var(--md-transition);
}

.md-topbar-brand {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--md-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.md-topbar-brand:hover {
  text-decoration: none;
}

.md-topbar-brand img {
  height: 36px;
  width: auto;
}

.md-topbar-nav {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.md-topbar-actions {
  margin-left: auto;
  display: flex;
  gap: 12px;
  align-items: center;
}

/* Nav pill (shared for topbar) */
.md-nav-pill {
  display: inline-flex;
  gap: 2px;
  background: #ffffff;
  border-radius: var(--md-radius-full);
  padding: 4px;
  border: 1px solid var(--md-border-subtle, #E2E4E8);
}

[data-theme="dark"] .md-nav-pill {
  background: var(--md-surface-container, #1A2133);
  border-color: var(--md-border-subtle, #252B3E);
}

.md-nav-pill a {
  padding: 8px 20px;
  border-radius: var(--md-radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--md-on-surface-variant);
  text-decoration: none;
  transition: background var(--md-transition), color var(--md-transition);
}

.md-nav-pill a:hover {
  text-decoration: none;
  color: var(--md-primary);
}

.md-nav-pill a.md-nav-active {
  background: var(--md-primary-container);
  color: var(--md-primary);
  font-weight: 700;
}

/* Bottom Nav (Liquid Glass Capsule for Mobile) */
.md-bottomnav {
  display: none;
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 999;
  width: calc(100% - 32px);
  max-width: 320px;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-radius: 24px;
  padding: 6px 8px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 74, 198, 0.04);
}

[data-theme="dark"] .md-bottomnav {
  background: rgba(6, 15, 27, 0.8);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
}

.md-bottomnav-pill {
  display: flex;
  justify-content: space-around;
  align-items: center;
  width: 100%;
  padding: 0;
  gap: 4px;
}

.md-bottomnav-item {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  border-radius: 20px;
  text-decoration: none;
  color: var(--md-on-surface-variant);
  transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
  padding: 0 10px;
}

.md-bottomnav-item:hover {
  text-decoration: none;
  color: var(--md-primary);
}

.md-bottomnav-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
}

.md-bottomnav-item .material-symbols-outlined {
  font-size: 20px;
}

.md-bottomnav-label {
  display: none;
  font-family: var(--md-font);
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.md-bottomnav-item.md-nav-active {
  flex-direction: row;
  gap: 6px;
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
  padding: 0 14px;
}

.md-bottomnav-item.md-nav-active .md-bottomnav-label {
  display: inline-block;
}

/* Snackbar / Toast */
.md-snackbar {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--md-inverse-surface);
  color: var(--md-inverse-on-surface);
  padding: 14px 24px;
  border-radius: var(--md-radius-sm);
  box-shadow: var(--md-elevation-3);
  z-index: 200;
  font-size: 0.875rem;
  font-weight: 500;
  animation: md-snackbar-in 300ms ease;
}

@keyframes md-snackbar-in {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* Generous Page Spacing & Margin Utilities */
.md-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 40px;
}

.md-container-narrow {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 40px;
}

.page-content-wrapper,
main {
  margin-top: 1rem;
  margin-bottom: 3rem;
}

section {
  margin-top: 2rem;
  margin-bottom: 2.5rem;
}

/* Responsiveness */
@media (max-width: 768px) {
  .md-topbar {
    padding: 0 20px;
  }
  .md-topbar-nav {
    display: none;
  }
  .md-bottomnav {
    display: flex;
  }
  .md-container,
  .md-container-narrow {
    padding: 0 20px;
  }
  section {
    margin-top: 1.25rem;
    margin-bottom: 1.75rem;
  }
  body {
    padding-bottom: 84px;
  }
  .md-hide-mobile {
    display: none !important;
  }
}

@media (min-width: 769px) {
  .md-hide-desktop {
    display: none !important;
  }
}

/* Dynamic SVG Logo styling — theme & mood adaptivity */
.brand-logo-svg {
  height: 32px;
  width: auto;
  color: var(--md-primary);
  transition: color var(--md-transition), transform 0.2s ease, filter 0.2s ease;
  vertical-align: middle;
  display: inline-block;
}

[data-theme="light"] .brand-logo-svg {
  color: #004ac6;
}

[data-theme="dark"] .brand-logo-svg {
  color: #B4C5FF;
}

.brand-logo-svg .logo-path {
  fill: currentColor;
  transition: fill var(--md-transition);
}

.md-topbar-brand:hover .brand-logo-svg {
  filter: drop-shadow(0 0 10px rgba(0, 74, 198, 0.45));
  transform: scale(1.04);
}