/* Brightest Circle design system */

:root {
  --color-navy: #0f2744;
  --color-navy-light: #1a3a5c;
  --color-teal: #0d9488;
  --color-teal-light: #14b8a6;
  --color-amber: #f59e0b;
  --color-amber-light: #fbbf24;
  --color-cream: #faf8f5;
  --color-cream-dark: #f0ebe3;
  --color-slate: #64748b;
  --color-text: #1e293b;
  --color-text-muted: #475569;
  --color-white: #ffffff;

  --font-display: "Plus Jakarta Sans", system-ui, sans-serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(15, 39, 68, 0.06);
  --shadow-md: 0 4px 24px rgba(15, 39, 68, 0.08);
  --shadow-lg: 0 12px 48px rgba(15, 39, 68, 0.12);
  --shadow-glow: 0 0 60px rgba(245, 158, 11, 0.15);

  --max-width: 1120px;
  --header-height: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-cream);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-teal);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-teal-light);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(250, 248, 245, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(15, 39, 68, 0.06);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-navy);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  text-decoration: none;
}

.brand:hover {
  color: var(--color-navy);
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--color-navy);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-amber) 0%, var(--color-amber-light) 100%);
  color: var(--color-navy);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  color: var(--color-navy);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn-outline {
  background: transparent;
  color: var(--color-navy);
  border: 2px solid rgba(15, 39, 68, 0.15);
}

.btn-outline:hover {
  border-color: var(--color-teal);
  color: var(--color-teal);
  background: rgba(13, 148, 136, 0.04);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

/* Hero */

.hero {
  position: relative;
  padding: 5rem 0 6rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(245, 158, 11, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(13, 148, 136, 0.1) 0%, transparent 55%),
    linear-gradient(180deg, var(--color-cream) 0%, var(--color-cream-dark) 100%);
  z-index: 0;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230f2744' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  background: rgba(13, 148, 136, 0.08);
  border: 1px solid rgba(13, 148, 136, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-teal);
  margin-bottom: 1.5rem;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--color-teal);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-navy);
  margin: 0 0 1.25rem;
  letter-spacing: -0.02em;
}

.hero-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--color-amber) 0%, var(--color-teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin: 0 0 2rem;
  max-width: 32rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-circle {
  position: relative;
  width: 320px;
  height: 320px;
}

.hero-circle-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(245, 158, 11, 0.2);
  animation: rotate 30s linear infinite;
}

.hero-circle-ring:nth-child(2) {
  inset: 20px;
  border-color: rgba(13, 148, 136, 0.15);
  animation-direction: reverse;
  animation-duration: 25s;
}

.hero-circle-ring:nth-child(3) {
  inset: 40px;
  border-color: rgba(15, 39, 68, 0.08);
  animation-duration: 20s;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero-logo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 140px;
  height: 140px;
  filter: drop-shadow(var(--shadow-lg));
}

.hero-stat {
  position: absolute;
  background: var(--color-white);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  font-size: 0.8125rem;
  white-space: nowrap;
}

.hero-stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--color-navy);
}

.hero-stat--1 { top: 10%; right: -5%; }
.hero-stat--2 { bottom: 15%; left: -10%; }

/* Sections */

.section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}

.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 800;
  color: var(--color-navy);
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* Pillars */

.pillars {
  background: var(--color-white);
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.pillar-card {
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: var(--color-cream);
  border: 1px solid rgba(15, 39, 68, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.pillar-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(13, 148, 136, 0.1) 100%);
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
  color: var(--color-navy);
}

.pillar-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0 0 0.5rem;
}

.pillar-text {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.6;
}

/* PAC Hub */

.pachub-section {
  background: var(--color-navy);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.pachub-section::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.pachub-section .section-label {
  color: var(--color-amber-light);
}

.pachub-section .section-title {
  color: var(--color-white);
}

.pachub-section .section-desc {
  color: rgba(255, 255, 255, 0.7);
}

.pachub-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 3rem;
  backdrop-filter: blur(8px);
}

.pachub-name {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  margin: 0 0 0.5rem;
  color: var(--color-white);
}

.pachub-tagline {
  font-size: 1.125rem;
  color: var(--color-amber-light);
  margin: 0 0 1.5rem;
  font-weight: 500;
}

.pachub-desc {
  color: rgba(255, 255, 255, 0.75);
  margin: 0 0 2rem;
  line-height: 1.7;
}

.pachub-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.pachub-features li {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.85);
}

.pachub-features li svg {
  flex-shrink: 0;
  color: var(--color-teal-light);
}

.pachub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
  align-items: center;
}

.pachub-actions .social-links {
  display: flex;
  gap: 0.75rem;
  margin-left: auto;
  align-items: center;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.2s ease;
}

.social-link:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--color-white);
}

.pachub-visual {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.pachub-mock {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.pachub-mock-bar {
  display: flex;
  gap: 0.375rem;
  margin-bottom: 1rem;
}

.pachub-mock-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}

.pachub-mock-dot:first-child { background: #ef4444; opacity: 0.7; }
.pachub-mock-dot:nth-child(2) { background: #f59e0b; opacity: 0.7; }
.pachub-mock-dot:nth-child(3) { background: #22c55e; opacity: 0.7; }

.pachub-mock-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.pachub-mock-row:last-child {
  border-bottom: none;
}

.pachub-mock-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: rgba(13, 148, 136, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
}

.pachub-mock-text {
  flex: 1;
}

.pachub-mock-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
}

.pachub-mock-sub {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
}

/* Mission */

.mission-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: center;
}

.mission-text {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.mission-text p {
  margin: 0 0 1.25rem;
}

.mission-highlight {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 2rem 0 0;
  padding-left: 1.25rem;
  border-left: 3px solid var(--color-amber);
}

.mission-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.stat-card {
  padding: 1.5rem;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15, 39, 68, 0.06);
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-teal);
  line-height: 1;
  margin-bottom: 0.375rem;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Nested Quotes */

.blog-section {
  background: linear-gradient(180deg, var(--color-cream-dark) 0%, var(--color-cream) 100%);
}

.blog-card {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding: 2.5rem 3rem;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(15, 39, 68, 0.06);
}

.blog-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(15, 39, 68, 0.06) 0%, rgba(13, 148, 136, 0.08) 100%);
  border-radius: var(--radius-md);
  color: var(--color-navy);
}

.blog-content {
  flex: 1;
}

.blog-name {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0 0 0.375rem;
}

.blog-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.6;
}

.blog-link {
  flex-shrink: 0;
}

/* Footer */

.site-footer {
  background: var(--color-navy);
  color: rgba(255, 255, 255, 0.6);
  padding: 3rem 0 2rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-white);
}

.footer-copy {
  font-size: 0.875rem;
  margin: 0;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social .social-link {
  background: rgba(255, 255, 255, 0.06);
}

.footer-links {
  display: flex;
  gap: 2rem;
  font-size: 0.875rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.5);
}

.footer-links a:hover {
  color: var(--color-white);
}

/* Responsive */

@media (max-width: 900px) {
  .hero .container,
  .mission-grid,
  .pachub-card {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-visual {
    order: -1;
  }

  .hero-circle {
    width: 240px;
    height: 240px;
  }

  .hero-logo {
    width: 100px;
    height: 100px;
  }

  .hero-stat--1 { right: 0; }
  .hero-stat--2 { left: 0; }

  .pillars-grid {
    grid-template-columns: 1fr;
  }

  .pachub-actions .social-links {
    margin-left: 0;
  }

  .blog-card {
    flex-direction: column;
    text-align: center;
    padding: 2rem;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding: 3rem 0 4rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  .pachub-features {
    grid-template-columns: 1fr;
  }

  .pachub-card {
    padding: 2rem;
  }

  .mission-stats {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .hero-actions,
  .pachub-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    justify-content: center;
  }
}