:root {
  --color-water: #0fb9b1;
  --color-air: #45aaf2;
  --color-land: #20bf6b;
  --color-sand: #f5e29f;

  --color-bg: #050812;
  --color-surface: #0c1220;
  --color-surface-soft: #101829;
  --color-text: #f6f9ff;
  --color-text-muted: #9aa3bc;
  --color-border-subtle: rgba(255, 255, 255, 0.06);

  --radius-lg: 1.25rem;
  --radius-md: 0.9rem;
  --radius-pill: 999px;

  --shadow-soft: 0 22px 45px rgba(0, 0, 0, 0.6);
  --shadow-subtle: 0 14px 28px rgba(0, 0, 0, 0.38);

  --font-base: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;

  --max-width: 1200px;
}

/* Global reset-ish */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background:
    radial-gradient(circle at 0% 0%, #15253f 0, transparent 45%),
    radial-gradient(circle at 100% 100%, #101f39 0, transparent 45%),
    linear-gradient(160deg, #020510, #02030a 45%, #050812 100%);
  line-height: 1.6;
}

/* Layout helper */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header / Nav */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(18px);
  background: linear-gradient(
      to bottom,
      rgba(5, 8, 18, 0.96),
      rgba(5, 8, 18, 0.9)
    )
    border-box;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-mark {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 0.9rem;
  background:
    radial-gradient(circle at 10% 0, #f5fefe 0, #c8f4ff 30%, #0fb9b1 60%),
    radial-gradient(circle at 90% 100%, #20bf6b 10%, #0c1220 60%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #050812;
  font-size: 1.1rem;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.7);
}

.logo-text {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: #ecf4ff;
}

.main-nav {
  display: flex;
  align-items: center;
  position: relative;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.3rem;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.92rem;
  color: var(--color-text-muted);
  padding: 0.35rem 0;
  position: relative;
  transition: color 0.18s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-water), var(--color-land));
  transition: width 0.22s ease-out;
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  width: 100%;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: #f8fbff;
}

.nav-toggle {
  display: none;
  border: none;
  background: transparent;
  padding: 0.4rem;
  border-radius: 0.6rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 999px;
  margin: 4px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* Hero */

.hero-section {
  position: relative;
  color: #ffffff;
  padding: 4.5rem 0 4rem;
  overflow: hidden;
  background:
    radial-gradient(circle at 15% 15%, rgba(69, 170, 242, 0.32), transparent 60%),
    radial-gradient(circle at 85% 80%, rgba(32, 191, 107, 0.28), transparent 58%),
    linear-gradient(135deg, #020510, #041328 40%, #052538 80%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image:
    radial-gradient(circle at 5% 10%, #ffffff 0, transparent 55%),
    radial-gradient(circle at 95% 90%, #f5e29f 0, transparent 55%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
  gap: var(--space-xl);
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(2.4rem, 4.1vw, 3.4rem);
  line-height: 1.06;
  margin: 0 0 1rem;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  max-width: 36rem;
  margin: 0 0 1.6rem;
  color: rgba(230, 243, 252, 0.9);
  font-size: 0.98rem;
}

.hero-tagline {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: rgba(198, 219, 255, 0.92);
}

.eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(182, 242, 255, 0.86);
  margin-bottom: 0.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.hero-panel {
  display: block;
}

.hero-stats-card {
  background: radial-gradient(circle at 0% 0%, #1b2a43 0, #080f1f 55%);
  border-radius: var(--radius-lg);
  padding: 1.6rem 1.5rem 1.3rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(111, 212, 255, 0.22);
}

.hero-stats-card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
}

.hero-panel-text {
  margin: 0 0 1.1rem;
  font-size: 0.9rem;
  color: rgba(214, 232, 255, 0.9);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.stat-number {
  display: block;
  font-weight: 700;
  font-size: 1.18rem;
}

.stat-label {
  font-size: 0.72rem;
  color: rgba(200, 222, 255, 0.9);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition:
    background-color 0.18s ease,
    color 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.18s ease;
}

.btn.primary {
  background: linear-gradient(135deg, var(--color-water), var(--color-air));
  color: #050812;
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.7);
}

.btn.primary:hover,
.btn.primary:focus-visible {
  transform: translateY(-1px) scale(1.01);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.8);
}

.btn.secondary {
  background: rgba(8, 170, 200, 0.12);
  border-color: rgba(155, 231, 255, 0.7);
  color: #e8f6ff;
}

.btn.secondary:hover,
.btn.secondary:focus-visible {
  background: rgba(8, 170, 200, 0.26);
}

/* Sections */

.section {
  padding: var(--space-xl) 0;
}

.section-alt {
  background: radial-gradient(circle at 0 0, rgba(32, 191, 107, 0.2), transparent 50%),
    radial-gradient(circle at 100% 100%, rgba(69, 170, 242, 0.16), transparent 55%),
    linear-gradient(160deg, #050812, #050b17);
}

.section-header {
  max-width: 40rem;
  margin: 0 auto var(--space-lg);
  text-align: center;
}

.section-header h2 {
  font-size: 1.8rem;
  margin-bottom: 0.7rem;
  letter-spacing: -0.01em;
}

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

/* Tabs */

.domain-tabs {
  margin-top: var(--space-lg);
}

.tab-list {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  background: rgba(7, 16, 35, 0.96);
  padding: 0.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(111, 212, 255, 0.25);
}

.tab-button {
  flex: 1 1 0;
  border-radius: 999px;
  border: none;
  padding: 0.6rem 0.9rem;

  font-family: var(--font-base);
  font-size: 1rem;
  font-weight: 600;

  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition:
    background-color 0.18s ease,
    color 0.18s ease,
    box-shadow 0.18s ease;
}


.tab-button.active {
  background: linear-gradient(135deg, var(--color-water), var(--color-land));
  color: #050812;
  box-shadow: var(--shadow-subtle);
}

.tab-panels {
  margin-top: 1.25rem;
  background-color: var(--color-surface-soft);
  border-radius: var(--radius-lg);
  padding: 1.6rem 1.5rem;
  box-shadow: var(--shadow-subtle);
  border: 1px solid var(--color-border-subtle);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.tab-panel h3 {
  margin-top: 0;
  margin-bottom: 0.6rem;
  font-size: 1.18rem;
}

.tab-list-items {
  padding-left: 1.2rem;
  margin-top: 0.75rem;
  color: var(--color-text-muted);
  font-size: 0.93rem;
}

/* Cards / grids */

.card-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.3rem;
}

.card {
  background: radial-gradient(circle at 0 0, rgba(15, 185, 177, 0.16), transparent 65%),
    radial-gradient(circle at 100% 100%, rgba(32, 191, 107, 0.12), transparent 60%),
    var(--color-surface-soft);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.4rem;
  box-shadow: var(--shadow-subtle);
  border: 1px solid var(--color-border-subtle);
}

.card-icon {
  width: 2.3rem;
  height: 2.3rem;
  border-radius: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 30% 0, #345252, #c5e9f1);
  margin-bottom: 0.6rem;
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

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

.solution-card ul {
  margin: 0.65rem 0 0;
  padding-left: 1.15rem;
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.value-grid {
  grid-template-columns: minmax(0, 1fr);
}

.mini-card h3 {
  margin-bottom: 0.4rem;
}

/* Process */

.process-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem;
}

.process-step {
  background-color: var(--color-surface-soft);
  padding: 1.25rem 1.3rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-subtle);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-water);
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  background-color: rgba(15, 185, 177, 0.08);
  margin-bottom: 0.55rem;
}

.process-step h3 {
  margin: 0 0 0.4rem;
}

/* Founder */

.founder-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-lg);
  align-items: center;
}

.founder-photo {
  display: flex;
  justify-content: center;
}

.photo-placeholder {
  width: 8.2rem;
  height: 8.2rem;
  border-radius: 50%;
  background: radial-gradient(circle at 0 0, #f5fefe, #0fb9b1 40%, #20bf6b 75%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 2.4rem;
  color: #050812;
  box-shadow: var(--shadow-soft);
}

.founder-content h3 {
  margin-top: 0.25rem;
  color: var(--color-text-muted);
  font-size: 1rem;
}

.founder-content p {
  font-size: 0.96rem;
  color: var(--color-text-muted);
}

.founder-quote {
  margin-top: 1rem;
  margin-bottom: 0;
  padding-left: 1rem;
  border-left: 3px solid var(--color-water);
  font-style: italic;
  color: var(--color-text);
}

/* FAQ */

.faq-list {
  max-width: 46rem;
  margin: 0 auto;
  display: grid;
  gap: 0.8rem;
}

.faq-item {
  border-radius: var(--radius-md);
  border: 1px solid rgba(111, 212, 255, 0.2);
  background: radial-gradient(circle at 0 0, rgba(69, 170, 242, 0.14), transparent 65%),
    var(--color-surface-soft);
  box-shadow: var(--shadow-subtle);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 0.9rem 1rem;
  border: none;
  background: transparent;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font: inherit;
  color: var(--color-text);
  cursor: pointer;
}

.faq-icon {
  font-size: 1.25rem;
  color: var(--color-water);
  transition: transform 0.18s ease;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 1rem;
  transition: max-height 0.24s ease, padding-bottom 0.24s ease;
}

.faq-item.open .faq-answer {
  padding-bottom: 0.9rem;
}

.faq-answer p {
  margin: 0.3rem 0 0;
  font-size: 0.94rem;
  color: var(--color-text-muted);
}

/* Contact */

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr);
  gap: var(--space-lg);
}

.contact-form {
  background-color: var(--color-surface-soft);
  border-radius: var(--radius-lg);
  padding: 1.6rem 1.5rem;
  box-shadow: var(--shadow-subtle);
  border: 1px solid var(--color-border-subtle);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

input,
textarea {
  width: 100%;
  border-radius: 0.7rem;
  border: 1px solid rgba(147, 167, 205, 0.5);
  padding: 0.6rem 0.75rem;
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
  background-color: #050b15;
  color: var(--color-text);
}

input:focus-visible,
textarea:focus-visible {
  border-color: var(--color-water);
  box-shadow: 0 0 0 1px rgba(15, 185, 177, 0.4);
  background-color: #060e1a;
}

textarea {
  resize: vertical;
}

.contact-note {
  margin-top: 0.85rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.contact-note a {
  color: var(--color-water);
}

.contact-side {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.9rem;
}

.contact-card {
  background: radial-gradient(circle at 0 0, rgba(15, 185, 177, 0.2), transparent 60%),
    #091324;
  border-radius: var(--radius-lg);
  padding: 1.3rem 1.35rem;
}

.contact-card h3 {
  margin-top: 0;
  margin-bottom: 0.45rem;
}

/* Footer */

.site-footer {
  background: linear-gradient(180deg, #02040b, #010308);
  color: #dde9ff;
  padding: 1.75rem 0 1.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-start;
}

.footer-brand {
  margin: 0;
  font-size: 0.9rem;
}

.footer-mission {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(209, 228, 255, 0.82);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.footer-nav a {
  color: rgba(209, 228, 255, 0.86);
  font-size: 0.9rem;
  text-decoration: none;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  text-decoration: underline;
}

.footer-note {
  margin-top: 0.4rem;
  font-size: 0.8rem;
  color: rgba(189, 214, 255, 0.78);
}

/* Reveal on scroll */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.35s ease-out,
    transform 0.35s ease-out;
}

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

/* Hover animations */

.card,
.process-step,
.faq-item,
.contact-card {
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.card:hover,
.process-step:hover,
.faq-item:hover,
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(15, 185, 177, 0.3);
}

/* Responsive */

@media (min-width: 720px) {
  .hero-content {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
  }

  .section {
    padding: var(--space-2xl) 0;
  }

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .value-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .process-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .founder-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.4fr);
  }

  .contact-layout {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
    align-items: flex-start;
  }

  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-panel {
    margin-top: 1.5rem;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    right: 0;
    top: 130%;
    flex-direction: column;
    align-items: flex-start;
    background: rgba(3, 6, 16, 0.98);
    border-radius: 1rem;
    padding: 0.6rem 0.9rem;
    box-shadow: 0 12px 26px rgba(0, 0, 0, 0.7);
    min-width: 11rem;
    transform-origin: top right;
    transform: scale(0.9);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.16s ease, transform 0.16s ease;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 0.45rem 0.1rem;
  }

  .main-nav.open .nav-links {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
  }
}