/* ============================================
   Krysos Trust — Layout: McKinsey White-Paper
   ============================================ */

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: 780px;
}

.container--wide {
  max-width: 1320px;
}

/* Sections */
.section {
  padding: var(--space-xl) var(--space-md);
  position: relative;
}

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

.section--void,
.section--obsidian {
  background-color: var(--color-snow);
}

.section--gold-border-top {
  border-top: 1px solid var(--color-cloud);
}

.section__header {
  max-width: 720px;
  margin-bottom: var(--space-lg);
}

.section__title {
  margin-bottom: var(--space-sm);
}

.section__subtitle {
  font-size: 1.1rem;
  color: var(--color-graphite);
  line-height: 1.75;
}

/* Grid layouts */
.grid {
  display: grid;
  gap: var(--space-md);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--6040 { grid-template-columns: 3fr 2fr; gap: var(--space-lg); }
.grid--4060 { grid-template-columns: 2fr 3fr; }

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-cloud);
  padding: 0 var(--space-md);
  height: 64px;
  display: flex;
  align-items: center;
}

.navbar__inner {
  max-width: 1320px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.navbar__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-ink);
  letter-spacing: -0.01em;
  white-space: nowrap;
  flex-shrink: 0;
}

.navbar__logo span {
  color: var(--color-teal);
}

.navbar__links {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  white-space: nowrap;
}

.navbar__link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-graphite);
  transition: color var(--transition-fast);
  position: relative;
  padding-bottom: 2px;
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-teal);
  transition: width var(--transition-base);
}

.navbar__link:hover,
.navbar__link--active {
  color: var(--color-teal);
}

.navbar__link--active::after,
.navbar__link:hover::after {
  width: 100%;
}

.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}

.navbar__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.navbar__hamburger--open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.navbar__hamburger--open span:nth-child(2) {
  opacity: 0;
}
.navbar__hamburger--open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
}

.mobile-nav--open {
  display: flex;
}

.mobile-nav__link {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--color-ink);
  transition: color var(--transition-fast);
}

.mobile-nav__link:hover {
  color: var(--color-teal);
}

/* Hero */
.hero {
  min-height: 85vh;
  padding-top: calc(64px + var(--space-xl));
  padding-bottom: var(--space-xl);
  display: flex;
  align-items: center;
  position: relative;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-cloud);
}

.hero::before {
  display: none;
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-teal);
  margin-bottom: var(--space-sm);
}

.hero__headline {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 500;
  margin-bottom: var(--space-md);
  max-width: 680px;
  color: var(--color-ink);
  line-height: 1.1;
}

.hero__subheadline {
  font-size: 1.15rem;
  color: var(--color-graphite);
  max-width: 580px;
  margin-bottom: var(--space-md);
  line-height: 1.75;
}

.hero__highlights {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: var(--space-lg);
}

.hero__highlight {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-charcoal);
}

.hero__highlight::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-teal);
  border-radius: 50%;
  flex-shrink: 0;
}

.hero__ctas {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  flex-wrap: wrap;
}

.hero__stat {
  background: var(--color-snow);
  border: 1px solid var(--color-cloud);
  border-left: 3px solid var(--color-teal);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  text-align: center;
  align-self: center;
}

.hero__stat-value {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--color-teal);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.hero__stat-label {
  font-size: 0.95rem;
  color: var(--color-ink);
  font-weight: 500;
  margin-bottom: 4px;
}

.hero__stat-sublabel {
  font-size: 0.8rem;
  color: var(--color-slate);
}

/* Stats bar */
.stats-bar {
  border-top: 1px solid var(--color-cloud);
  border-bottom: 1px solid var(--color-cloud);
  padding: var(--space-lg) var(--space-md);
  background: var(--color-teal-dark);
}

.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-md);
  max-width: 1320px;
  margin: 0 auto;
}

.stat-card {
  text-align: center;
  padding: var(--space-sm);
}

.stat-card__value {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 500;
  color: var(--color-white);
  line-height: 1.2;
}

.stat-card__unit {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
  margin-left: 4px;
}

.stat-card__label {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.85);
  margin-top: 4px;
  line-height: 1.4;
}

.stat-card__source {
  font-size: 0.68rem;
  color: rgba(255,255,255,0.5);
  margin-top: 4px;
  font-style: italic;
}

/* Footer */
.footer {
  background-color: var(--color-ink);
  padding: var(--space-lg) var(--space-md);
  color: rgba(255,255,255,0.7);
}

.footer__inner {
  max-width: 1120px;
  margin: 0 auto;
}

.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer__brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-xs);
}

.footer__tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}

.footer__links {
  display: flex;
  gap: var(--space-md);
}

.footer__link {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-white);
}

.footer__social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.footer__social-link {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.4);
}

.footer__disclaimer {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.7;
  margin-bottom: var(--space-sm);
  max-width: 800px;
}

.footer__copyright {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.35);
}