/* Goodhumaniq — Celeste theme */
:root {
  --celeste: #4FC3F7;
  --celeste-light: #81D4FA;
  --celeste-dark: #0288D1;
  --celeste-pale: #E1F5FE;
  --navy: #0A2540;
  --navy-soft: #1A3A5C;
  --text: #1E293B;
  --text-muted: #64748B;
  --white: #FFFFFF;
  --bg: #F8FBFD;
  --bg-alt: #E8F4FC;
  --border: #D0E8F5;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(10, 37, 64, 0.08);
  --transition: 0.25s ease;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--celeste-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--navy); }

.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(248, 251, 253, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.header.scrolled { box-shadow: var(--shadow); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--navy);
  font-weight: 700;
  font-size: 1.15rem;
}

.logo-text { letter-spacing: -0.02em; }

.nav {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}

.nav a {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav a:hover { color: var(--celeste-dark); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-switch {
  display: flex;
  background: var(--celeste-pale);
  border-radius: 8px;
  padding: 3px;
  border: 1px solid var(--border);
}

.lang-btn {
  border: none;
  background: transparent;
  padding: 0.35rem 0.7rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition);
}

.lang-btn.active {
  background: var(--celeste);
  color: var(--navy);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: var(--transition);
}

/* Hero */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, var(--celeste-pale) 0%, #B3E5FC 40%, var(--bg) 100%);
  z-index: -1;
}

.hero-bg::after {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 55%;
  height: 80%;
  background: radial-gradient(circle, rgba(79, 195, 247, 0.35) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content { max-width: 680px; }

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 540px;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 10px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--celeste);
  color: var(--navy);
  border-color: var(--celeste);
}

.btn-primary:hover {
  background: var(--celeste-dark);
  border-color: var(--celeste-dark);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}

.btn-outline:hover {
  background: var(--navy);
  color: var(--white);
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-intro {
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 2.5rem;
  font-size: 1.05rem;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
  margin-top: 2rem;
}

.about-text p {
  margin-bottom: 1.1rem;
  color: var(--text);
}

.about-cards {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.card h3 {
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 0.5rem;
}

.card p { color: var(--text-muted); font-size: 0.95rem; }

/* Mission */
.mission-lead {
  font-size: 1.25rem;
  color: var(--navy-soft);
  max-width: 700px;
  margin-bottom: 3rem;
  font-weight: 500;
}

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

.pillar {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.pillar-num {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--celeste-dark);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}

.pillar h3 {
  font-size: 1.15rem;
  color: var(--navy);
  margin-bottom: 0.6rem;
}

.pillar p { color: var(--text-muted); font-size: 0.95rem; }

/* Perspectives */
.perspectives-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.perspective-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.perspective-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(10, 37, 64, 0.12);
}

.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--celeste-dark);
  background: var(--celeste-pale);
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  margin-bottom: 0.9rem;
}

.perspective-card h3 {
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 0.6rem;
  line-height: 1.35;
}

.perspective-card p { color: var(--text-muted); font-size: 0.95rem; }

/* Investors */
.investors-content {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2.5rem;
  align-items: start;
  margin-top: 1.5rem;
}

.investors-text h3 {
  font-size: 1.1rem;
  color: var(--navy);
  margin: 1.5rem 0 0.75rem;
}

.investors-text h3:first-child { margin-top: 0; }

.investors-text ul {
  list-style: none;
  padding: 0;
}

.investors-text li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  color: var(--text);
}

.investors-text li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--celeste);
  border-radius: 50%;
}

.investors-cta {
  text-align: center;
  padding: 2rem;
}

.investors-cta h3 {
  color: var(--navy);
  margin-bottom: 0.75rem;
}

.investors-cta p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

/* Careers */
.careers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.career-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
}

.career-card h3 {
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 0.35rem;
}

.career-card .meta {
  font-size: 0.85rem;
  color: var(--celeste-dark);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.career-card p:last-child {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.careers-note {
  text-align: center;
  padding: 1.5rem;
  background: var(--celeste-pale);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.careers-note p {
  margin-bottom: 1rem;
  color: var(--navy-soft);
}

/* FAQ */
.faq-list { max-width: 720px; }

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--navy);
  text-align: left;
  cursor: pointer;
  gap: 1rem;
}

.faq-icon {
  font-size: 1.4rem;
  color: var(--celeste-dark);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item.open .faq-icon { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.open .faq-answer {
  max-height: 200px;
  padding-bottom: 1.25rem;
}

.faq-answer p {
  color: var(--text-muted);
  font-size: 0.98rem;
}

/* Footer */
.footer {
  background: var(--navy);
  color: #A8C5D8;
  padding: 3.5rem 0 2rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.footer-brand .logo { color: var(--white); margin-bottom: 0.5rem; }
.footer-brand .logo-text { color: var(--white); }
.footer-brand p { font-size: 0.95rem; }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-links a {
  color: #A8C5D8;
  font-size: 0.95rem;
}

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

.footer-copy {
  font-size: 0.85rem;
  opacity: 0.8;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
}

/* Responsive */
@media (max-width: 900px) {
  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .menu-toggle { display: flex; }

  .about-grid,
  .mission-pillars,
  .perspectives-grid,
  .investors-content,
  .careers-grid {
    grid-template-columns: 1fr;
  }

  .hero { min-height: auto; padding: 110px 0 60px; }
}

@media (max-width: 600px) {
  .hero-cta { flex-direction: column; }
  .btn { width: 100%; }
}