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

:root {
  --deep: #081420;
  --cyan: #6ec4d4;
  --cyan-dim: rgba(0, 180, 210, 0.15);
  --cyan-ghost: rgba(0, 180, 210, 0.025);
  --gamboge: #e49b0f;
  --gamboge-dim: rgba(228, 155, 15, 0.15);
  --gamboge-ghost: rgba(228, 155, 15, 0.1);
  --white: #b0c4d2;
  --grey: #7e96a8;
}

html {
  background: var(--deep);
  scroll-behavior: smooth;
}

/* --- Skip link (accessibility) --- */
.skip-link {
  position: fixed;
  top: -100%;
  left: 16px;
  z-index: 100;
  padding: 8px 16px;
  background: var(--deep);
  color: var(--cyan);
  border: 1px solid var(--cyan);
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.85rem;
  text-decoration: none;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 16px;
}

/* --- Focus styles --- */
:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

a:focus:not(:focus-visible),
button:focus:not(:focus-visible) {
  outline: none;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--deep);
  color: var(--white);
  font-family: 'Barlow', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

canvas#abyss {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* --- Depth gauge --- */
#depth-gauge {
  position: fixed;
  right: 28px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0;
  animation: fadeInHint 0.6s 0.4s ease forwards;
}

#depth-label {
  font-size: 11px;
  letter-spacing: 3px;
  opacity: 0.4;
  text-transform: uppercase;
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
}

#depth-value {
  font-size: 16px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  opacity: 0.6;
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  color: var(--cyan);
}

#depth-bar-track {
  width: 3px;
  height: 220px;
  background: var(--cyan-ghost);
  border-radius: 1px;
  position: relative;
}

#depth-bar-fill {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0%;
  background: linear-gradient(to bottom, var(--cyan-dim), rgba(0, 100, 140, 0.4));
  border-radius: 1px;
  transition: height 0.15s ease-out;
}

/* --- Scroll hint --- */
.scroll-hint {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 16px;
  letter-spacing: 3px;
  opacity: 0;
  animation: fadeInHint 0.6s 0.4s ease forwards;
  color: var(--cyan);
  text-transform: uppercase;
  z-index: 10;
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
}

@keyframes fadeInHint {
  to { opacity: 0.45; }
}

/* --- Scroll container --- */
#scroll-container {
  position: relative;
  z-index: 5;
}


#scroll-space {
  height: 2vh;
}

/* --- Zones --- */
.zone {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 50px 60px;
  position: relative;
}

.zone:last-child {
  padding-bottom: 100px;
}

#surface {
  min-height: 100vh;
}

[data-depth="200"] {
  min-height: 70vh;
  margin-bottom: 15vh;
}

[data-depth="800"],
[data-depth="1500"],
[data-depth="2500"],
[data-depth="3500"] {
  min-height: auto;
  padding-top: 8vh;
  padding-bottom: 8vh;
}

/* --- Surface / Hero --- */
#surface h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeIn 0.6s ease forwards;
  color: rgba(175, 210, 228, 0.9);
  margin-bottom: 0;
}

#surface .tagline {
  font-size: clamp(1rem, 2vw, 1.4rem);
  font-weight: 400;
  text-transform: uppercase;
  opacity: 0;
  margin-top: 4px;
  animation: fadeIn 0.6s 0.15s ease forwards;
  color: rgba(0, 190, 220, 0.5);
  letter-spacing: 0.12em;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* --- Discovery sections --- */
.discovery {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.discovery.visible {
  opacity: 1;
  transform: translateY(0);
}

.discovery-content {
  max-width: 1200px;
  width: 100%;
  padding: 3rem;
}

.zone-label {
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.95rem;
  color: var(--cyan);
  letter-spacing: 0.25em;
  margin-bottom: 1.5rem;
  opacity: 0.4;
}

.discovery h2 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 500;
  margin-bottom: 1.5rem;
  line-height: 1.15;
  letter-spacing: 0.08em;
  color: var(--white);
  opacity: 1;
}

.discovery p {
  font-size: 1.2rem;
  color: var(--grey);
  font-weight: 400;
  line-height: 1.75;
  margin-bottom: 1.2rem;
  max-width: 700px;
}

.section-intro {
  margin-bottom: 3rem !important;
}

/* --- Stats row --- */
.discovery-stat-row {
  display: flex;
  gap: 4rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.discovery-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat-value {
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 3.4rem;
  font-weight: 700;
  color: var(--gamboge);
  opacity: 0.85;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--grey);
  letter-spacing: 0.1em;
}

/* --- Suite grid (SaltySuite) --- */
.suite-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

.suite-grid .suite-card {
  aspect-ratio: 1;
}

/* Card hover: lift + scale + dive light spotlight */
.suite-card {
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 180, 210, 0.035) 0%, rgba(0, 180, 210, 0.025) 50%, rgba(0, 180, 210, 0.02) 100%);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  border: 1px solid transparent;
  padding: 2.2rem;
  transition: background 0.5s ease, box-shadow 0.5s ease, transform 0.4s ease;
  position: relative;
  overflow: hidden;
}

.suite-card:hover {
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 180, 210, 0.1) 0%, rgba(0, 180, 210, 0.06) 65%, rgba(0, 180, 210, 0.03) 100%);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

/* --- Section logo (inline with h2) --- */
.section-logo {
  height: 1.4em;
  width: auto;
  object-fit: contain;
  vertical-align: middle;
  margin-right: 0.5em;
  opacity: 0.85;
  position: relative;
  top: -0.12em;
}

.suite-icon {
  height: 2.2em;
  width: 2.2em;
  object-fit: contain;
  vertical-align: middle;
  margin-right: 0.5em;
  opacity: 0.9;
  flex-shrink: 0;
}

.suite-card h3 {
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 1.5rem;
  color: var(--cyan);
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  opacity: 0.9;
  display: flex;
  align-items: center;
}

.suite-card p {
  font-size: 1.15rem;
  color: var(--grey);
  font-weight: 400;
  line-height: 1.7;
  text-align: left;
  margin-bottom: 0;
  max-width: none;
}

/* --- Hardware grid --- */
.hardware-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

.hardware-grid .hardware-card {
  aspect-ratio: 1;
}

.hardware-card {
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 180, 210, 0.035) 0%, rgba(0, 180, 210, 0.025) 50%, rgba(0, 180, 210, 0.02) 100%);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  border: 1px solid transparent;
  padding: 2.2rem;
  transition: background 0.5s ease, box-shadow 0.5s ease, transform 0.4s ease;
  position: relative;
  overflow: hidden;
}

.hardware-card:hover {
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 180, 210, 0.1) 0%, rgba(0, 180, 210, 0.06) 65%, rgba(0, 180, 210, 0.03) 100%);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.hardware-card h3 {
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 1.1rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
  opacity: 0.9;
}

.hw-subtitle {
  font-size: 0.85rem;
  color: var(--grey);
  letter-spacing: 0.04em;
  margin-bottom: 0.8rem;
}

.hardware-card p {
  font-size: 1rem;
  font-weight: 400;
  text-align: left;
  max-width: none;
  margin-bottom: 0;
}

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

.app-grid .app-card {
  aspect-ratio: 1;
}

.app-card {
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 180, 210, 0.035) 0%, rgba(0, 180, 210, 0.025) 50%, rgba(0, 180, 210, 0.02) 100%);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  border: 1px solid transparent;
  padding: 2.5rem;
  transition: background 0.5s ease, box-shadow 0.5s ease, transform 0.4s ease;
  position: relative;
  overflow: hidden;
}

.app-card:hover {
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 180, 210, 0.1) 0%, rgba(0, 180, 210, 0.06) 65%, rgba(0, 180, 210, 0.03) 100%);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.app-card h3 {
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 1.1rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
  opacity: 0.9;
}

.app-card p {
  font-size: 1.05rem;
  text-align: left;
  max-width: none;
  margin-bottom: 0;
}

/* --- Team grid --- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  margin-bottom: 3rem;
}

.team-member {
  padding: 1.5rem;
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 180, 210, 0.035) 0%, rgba(0, 180, 210, 0.025) 50%, rgba(0, 180, 210, 0.02) 100%);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  border: 1px solid transparent;
  transition: background 0.5s ease, box-shadow 0.5s ease, transform 0.4s ease;
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.team-member:hover {
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 180, 210, 0.1) 0%, rgba(0, 180, 210, 0.06) 65%, rgba(0, 180, 210, 0.03) 100%);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.member-name {
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 1.25rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.9;
  position: absolute;
  top: 40%;
  transform: translateY(-100%);
  width: 100%;
  padding: 0 1rem;
}

.member-title {
  font-size: 1rem;
  color: var(--grey);
  letter-spacing: 0.03em;
  position: absolute;
  top: 48%;
  width: 100%;
  padding: 0 1rem;
}

/* --- Contact block --- */
.contact-block {
  text-align: center;
  padding-top: 2.5rem;
}

.contact-block h3 {
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  opacity: 0.5;
  margin-bottom: 1.2rem;
}

.contact-block p {
  font-size: 1rem;
  color: var(--grey);
  max-width: none;
  text-align: center;
  line-height: 1.8;
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  margin-top: 1.8rem;
}

.contact-links a {
  color: var(--grey);
  text-decoration: none;
  font-size: 0.9rem;
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.3s;
  position: relative;
}

.contact-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--cyan);
  transition: width 0.3s;
}

.contact-links a:hover {
  color: var(--cyan);
}

.contact-links a:hover::after {
  width: 100%;
}



/* --- Top bar: logo + login --- */
#top-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 28px;
  pointer-events: none;
  opacity: 0;
  animation: fadeIn 0.6s 0.15s ease forwards;
}

#top-bar > * {
  pointer-events: auto;
}

.top-logo {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.3s ease;
}

.top-logo:hover {
  opacity: 0.9;
}

.top-logo img {
  display: block;
  height: 28px;
  width: auto;
}

.top-login {
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-decoration: none;
  color: var(--white);
  opacity: 0.5;
  transition: opacity 0.3s ease;
  padding: 6px 14px;
  border: 1px solid rgba(176, 196, 210, 0.25);
}

.top-login:hover {
  opacity: 1;
  border-color: var(--white);
}

/* --- Back to surface button --- */
#back-to-surface {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: transparent;
  border: 1px solid rgba(110, 196, 212, 0.25);
  color: var(--cyan);
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease, border-color 0.3s ease;
}

#back-to-surface.visible {
  opacity: 0.5;
  pointer-events: auto;
}

#back-to-surface:hover {
  opacity: 1;
  border-color: var(--cyan);
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  .discovery {
    transition: opacity 0.3s ease;
    transform: none !important;
  }

  #surface h1,
  #surface .tagline {
    animation-duration: 0.01s;
  }

  .scroll-hint {
    animation-duration: 0.01s;
  }

  .suite-card,
  .hardware-card,
  .app-card,
  .team-member {
    transition: border-color 0.2s, background 0.2s;
  }

  .suite-card:hover,
  .hardware-card:hover,
  .app-card:hover,
  .team-member:hover {
    transform: none;
  }
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .suite-grid,
  .hardware-grid,
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .zone { padding: 50px 24px; }
  #depth-gauge { right: 14px; }
  #depth-bar-track { height: 140px; }
  .discovery-content { padding: 2rem 1rem; }
  .discovery-stat-row { gap: 2rem; }
  .stat-value { font-size: 2rem; }
  .discovery h2 { font-size: clamp(1.8rem, 5vw, 2.5rem); }
  .discovery p { font-size: 1rem; }
  .contact-links { gap: 1.5rem; }

  .suite-card,
  .hardware-card,
  .app-card {
    aspect-ratio: auto;
    padding: 1.8rem;
  }

  .team-member {
    aspect-ratio: auto;
    padding: 1.5rem;
    min-height: 100px;
  }

  .member-name,
  .member-title {
    position: static;
    transform: none;
    width: auto;
    padding: 0;
  }


  .member-name {
    margin-bottom: 0.3rem;
  }
}

@media (max-width: 480px) {
  .suite-grid,
  .hardware-grid,
  .app-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .zone { padding: 40px 16px; }
  .discovery-stat-row { flex-direction: column; gap: 1.5rem; }
  #surface h1 { letter-spacing: 0.1em; }
}