/* Brand tokens + custom utilities (mirrors React styles.css) */
:root {
  --radius: 0.75rem;
  --background: #FBFAF6;
  --surface: #F4F2EC;
  --foreground: #1C2840;
  --muted: #F0F0F4;
  --muted-foreground: #5C6478;
  --card: #ffffff;
  --card-foreground: #1C2840;
  --primary: #132748;
  --primary-foreground: #FBFAF6;
  --primary-deep: #0C1A33;
  --secondary: #4561AB;
  --secondary-foreground: #ffffff;
  --accent: #F26D22;
  --accent-foreground: #ffffff;
  --accent-soft: #F8923F;
  --destructive: #DC2626;
  --destructive-foreground: #ffffff;
  --border: #E3E1D8;
  --input: #E3E1D8;
  --ring: #F26D22;
  --shadow-card: 0 1px 2px rgba(12,26,51,0.04), 0 8px 24px -12px rgba(12,26,51,0.12);
  --shadow-lift: 0 12px 40px -12px rgba(12,26,51,0.25);
  --font-display: "Montserrat", ui-sans-serif, system-ui, sans-serif;
  --font-sans: "Inter", ui-sans-serif, system-ui, sans-serif;
}

*, *::before, *::after { border-color: var(--border); }
html { scroll-behavior: smooth; }
body {
  background-color: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5 { font-family: var(--font-display); letter-spacing: -0.01em; }
.font-display { font-family: var(--font-display); }

.kicker {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}

.divider-bar {
  display: block;
  width: 54px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
}

.accent-bar {
  display: block;
  height: 4px;
  background: linear-gradient(to right, var(--accent) 0%, var(--accent) 60%, var(--secondary) 60%, var(--secondary) 100%);
}

.surface-dark {
  background-color: #0C1A33;
  background-image:
    radial-gradient(ellipse 70% 60% at 85% 15%, rgba(242,109,34,0.28), transparent 65%),
    radial-gradient(ellipse 50% 60% at 10% 90%, rgba(69,97,171,0.30), transparent 70%),
    linear-gradient(135deg, #132748 0%, #0C1A33 100%);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.grid-texture { position: relative; }
.grid-texture::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 48px 48px, 48px 48px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 85%);
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.reveal-in {
  opacity: 1;
  transform: translateY(0);
}

.hover-lift {
  transition: transform .35s ease, box-shadow .35s ease;
}
.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
}

.shadow-card { box-shadow: var(--shadow-card); }
.shadow-lift { box-shadow: var(--shadow-lift); }

@keyframes sun-pulse {
  0%, 100% { opacity: .85; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.06); }
}
@keyframes ray-spin {
  from { transform: rotate(0); }
  to { transform: rotate(360deg); }
}
@keyframes float-up {
  0% { transform: translateY(0); opacity: 0; }
  15% { opacity: .8; }
  85% { opacity: .8; }
  100% { transform: translateY(-110vh); opacity: 0; }
}

.animate-sun-pulse { animation: sun-pulse 4s ease-in-out infinite; }
.animate-ray-spin { animation: ray-spin 80s linear infinite; }

.toast-host {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  min-width: 280px;
  max-width: 420px;
  padding: 0.85rem 1.1rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: var(--shadow-lift);
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity .25s ease, transform .25s ease;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast-success { background: #059669; color: #fff; }
.toast-error { background: #DC2626; color: #fff; }

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Project filter chips (JS-toggled) */
[data-filter] {
  background-color: #ffffff;
  border: 1px solid var(--border);
  color: var(--primary);
}
[data-filter].is-active {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  box-shadow: 0 10px 15px -3px rgba(242, 109, 34, 0.3);
}

/* Navbar states (JS-toggled — kept out of Tailwind CDN scan) */
#site-header.nav-solid {
  background-color: rgba(19, 39, 72, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
}
#site-header.nav-transparent {
  background-color: transparent;
  box-shadow: none;
  backdrop-filter: none;
}