:root {
  --ink: #121c24;
  --ink-soft: #445563;
  --dns: #1b5c47;
  --dns-deep: #124536;
  --ans: #1a6fad;
  --ans-deep: #0e4a76;
  --glass: rgba(255, 255, 255, 0.55);
  --glass-strong: rgba(255, 255, 255, 0.76);
  --glass-border: rgba(255, 255, 255, 0.5);
  --blur: 22px;
  --line: rgba(18, 28, 36, 0.1);
  --font-display: "Fraunces", "Georgia", serif;
  --font-body: "Figtree", "Segoe UI", sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --measure: min(1120px, calc(100% - 2rem));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.1rem;
  line-height: 1.65;
  background: linear-gradient(165deg, #e4efe9 0%, #e8eef4 45%, #dce8f1 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

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

a {
  color: var(--ans-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--ans);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--ink);
  color: #fff;
  padding: 0.5rem 0.75rem;
  z-index: 1000;
}

.skip-link:focus {
  top: 1rem;
}

.ambient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
}

.orb-dns {
  width: min(48vw, 460px);
  height: min(48vw, 460px);
  background: rgba(27, 92, 71, 0.38);
  top: -8%;
  left: -10%;
  animation: drift 20s var(--ease) infinite alternate;
}

.orb-ans {
  width: min(46vw, 440px);
  height: min(46vw, 440px);
  background: rgba(26, 111, 173, 0.35);
  top: 28%;
  right: -12%;
  animation: drift 24s 0.6s var(--ease) infinite alternate-reverse;
}

.orb-mid {
  width: min(36vw, 340px);
  height: min(36vw, 340px);
  background: rgba(120, 170, 190, 0.3);
  bottom: 8%;
  left: 35%;
  animation: drift 28s var(--ease) infinite alternate;
}

main,
.site-footer {
  position: relative;
  z-index: 1;
}

/* —— Glass —— */
.glass {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--blur)) saturate(1.35);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.35);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.55) inset,
    0 18px 50px rgba(14, 40, 60, 0.1);
}

.glass-intro {
  padding: clamp(1.75rem, 4vw, 2.75rem);
  border-radius: 1.35rem;
  background: var(--glass-strong);
  text-align: center;
  max-width: 40rem;
  margin: 0 auto;
}

.glass-panel {
  padding: clamp(1.5rem, 3vw, 2.35rem);
  border-radius: 1.25rem;
  background: var(--glass-strong);
}

.glass-wide {
  padding: clamp(1.75rem, 3.5vw, 2.75rem);
  border-radius: 1.25rem;
  background: var(--glass-strong);
}

.tone-dns {
  border-color: rgba(27, 92, 71, 0.22);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.55) inset,
    0 18px 50px rgba(18, 70, 50, 0.1);
}

.tone-ans {
  border-color: rgba(26, 111, 173, 0.22);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.55) inset,
    0 18px 50px rgba(15, 60, 100, 0.1);
}

.glass-cta {
  padding: clamp(2rem, 4vw, 3rem);
  border-radius: 1.35rem;
  text-align: center;
  color: #fff;
  background: linear-gradient(
    135deg,
    rgba(18, 69, 54, 0.58) 0%,
    rgba(14, 74, 118, 0.55) 100%
  );
  border-color: rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(26px) saturate(1.4);
  -webkit-backdrop-filter: blur(26px) saturate(1.4);
  box-shadow: 0 28px 70px rgba(10, 35, 50, 0.22);
}

/* —— Intro —— */
.portal-intro {
  width: var(--measure);
  margin: 0 auto;
  padding: 3.5rem 0 1.5rem;
}

.section-label {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 0.7rem;
}

.glass-intro h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 4.5rem);
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 0.95;
  margin: 0 0 1rem;
  background: linear-gradient(110deg, var(--dns) 0%, var(--ans) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.intro-lead {
  margin: 0 auto 1.5rem;
  max-width: 36ch;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
}

.intro-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.65rem;
}

.pill {
  display: inline-flex;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}

.pill:hover {
  transform: translateY(-2px);
}

.pill-dns {
  background: rgba(27, 92, 71, 0.12);
  border-color: rgba(27, 92, 71, 0.25);
  color: var(--dns-deep);
}

.pill-dns:hover {
  background: rgba(27, 92, 71, 0.2);
  color: var(--dns-deep);
}

.pill-ans {
  background: rgba(26, 111, 173, 0.12);
  border-color: rgba(26, 111, 173, 0.25);
  color: var(--ans-deep);
}

.pill-ans:hover {
  background: rgba(26, 111, 173, 0.2);
  color: var(--ans-deep);
}

/* —— Waterfall company panels —— */
.waterfall {
  position: relative;
  width: var(--measure);
  margin: 0 auto;
  padding: 2rem 0 1rem;
  display: flex;
  flex-direction: column;
  gap: clamp(2.5rem, 5vw, 4rem);
}

.waterfall-rail {
  display: none;
}

@media (min-width: 900px) {
  .waterfall-rail {
    display: block;
    position: absolute;
    left: 50%;
    top: 4rem;
    bottom: 3rem;
    width: 1px;
    transform: translateX(-50%);
    background: linear-gradient(
      180deg,
      transparent,
      rgba(27, 92, 71, 0.4) 18%,
      rgba(26, 111, 173, 0.4) 82%,
      transparent
    );
    z-index: 0;
  }
}

.company-panel {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.25rem;
  align-items: center;
}

@media (min-width: 860px) {
  .company-panel {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 2rem;
  }

  .company-panel.cascade-alt {
    grid-template-columns: 1.05fr 0.95fr;
  }

  /* Waterfall offset */
  .company-panel[data-step="1"] {
    width: 94%;
  }

  .company-panel[data-step="2"] {
    width: 94%;
    margin-left: auto;
  }
}

.panel-media {
  margin: 0;
  border-radius: 1.2rem;
  overflow: hidden;
  border: 1px solid var(--glass-border);
  min-height: 260px;
  box-shadow: 0 22px 55px rgba(14, 40, 60, 0.14);
  background: rgba(255, 255, 255, 0.25);
}

.panel-media img {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
  transform: scale(1.05);
  transition: transform 1.2s var(--ease);
}

.company-panel.is-visible .panel-media img {
  transform: scale(1);
}

@media (min-width: 860px) {
  .panel-media {
    min-height: 380px;
  }

  .panel-media img {
    min-height: 380px;
  }
}

.panel-logo {
  width: auto;
  height: 72px;
  max-width: min(280px, 100%);
  object-fit: contain;
  object-position: left center;
  margin-bottom: 0.85rem;
}

.panel-logo-dns {
  height: 96px;
  max-width: 120px;
}

.panel-year {
  margin: 0 0 0.45rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.glass-panel h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.2vw, 2.4rem);
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 0.4rem;
}

.panel-tagline {
  font-weight: 700;
  margin: 0 0 0.85rem;
  font-size: 1.02rem;
}

.tone-dns .panel-tagline {
  color: var(--dns-deep);
}

.tone-ans .panel-tagline {
  color: var(--ans-deep);
}

.glass-panel > p:not(.panel-year):not(.panel-tagline) {
  margin: 0 0 1rem;
  color: var(--ink-soft);
  max-width: 42ch;
}

.panel-list {
  margin: 0 0 1.35rem;
  padding-left: 1.15rem;
  color: var(--ink-soft);
}

.panel-list li {
  margin-bottom: 0.3rem;
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.2rem;
  border-radius: 0.5rem;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-dns {
  background: var(--dns);
  color: #fff;
}

.btn-dns:hover {
  background: var(--dns-deep);
  color: #fff;
}

.btn-ans {
  background: var(--ans);
  color: #fff;
}

.btn-ans:hover {
  background: var(--ans-deep);
  color: #fff;
}

.btn-glass {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.26);
  color: #fff;
}

/* —— Roots + CTA —— */
.band {
  width: var(--measure);
  margin: 0 auto;
  padding: 2.5rem 0;
}

.roots-panel {
  text-align: center;
}

.roots-panel h2 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.8vw, 2.75rem);
  letter-spacing: -0.025em;
  margin: 0 auto 1.15rem;
  max-width: 16ch;
  line-height: 1.1;
}

.roots-panel p {
  margin: 0 auto 1rem;
  color: var(--ink-soft);
  max-width: 48ch;
}

.roots-panel p:last-child {
  margin-bottom: 0;
}

.glass-cta h2 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.5vw, 2.6rem);
  margin: 0 0 0.65rem;
  color: #fff;
  letter-spacing: -0.02em;
}

.cta-lead {
  margin: 0 auto 1.5rem;
  max-width: 38ch;
  color: rgba(255, 255, 255, 0.88);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.7rem;
}

/* —— Footer —— */
.site-footer {
  padding: 0 1rem 2.25rem;
}

.footer-glass {
  width: var(--measure);
  margin: 0 auto;
  display: grid;
  gap: 1.5rem;
  padding: 1.5rem;
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  text-align: center;
}

@media (min-width: 720px) {
  .footer-glass {
    grid-template-columns: 1fr 1fr 1fr;
    align-items: start;
  }
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin: 0 0 0.5rem;
  letter-spacing: -0.015em;
}

.footer-meta {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.footer-meta a {
  color: var(--ink-soft);
  text-decoration: none;
}

.footer-meta a:hover {
  color: var(--ans-deep);
}

/* —— Cascade —— */
.cascade {
  opacity: 0;
  transform: translateY(52px);
  filter: blur(7px);
  transition:
    opacity 0.9s var(--ease),
    transform 0.9s var(--ease),
    filter 0.9s var(--ease);
}

.cascade.is-visible {
  opacity: 1;
  transform: none;
  filter: none;
}

.cascade-hero {
  animation: intro-in 1s 0.08s var(--ease) both;
}

@keyframes intro-in {
  from {
    opacity: 0;
    transform: translateY(36px);
    filter: blur(6px);
  }
  to {
    opacity: 1;
    transform: none;
    filter: none;
  }
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(4%, 5%, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .orb,
  .cascade,
  .cascade-hero,
  .panel-media img {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
  }
}

@media (max-width: 640px) {
  .portal-intro {
    padding-top: 2.25rem;
  }

  .panel-logo {
    height: 60px;
  }

  .panel-logo-dns {
    height: 84px;
    max-width: 100px;
  }

  .panel-media {
    min-height: 220px;
  }

  .panel-media img {
    min-height: 220px;
  }
}