:root {
  /* Brand blues – tweak if you want */
  --blue-deep: #02223c;
  --blue-main: #005a96;
  --blue-soft: #0f80c4;
  --blue-light: #8fd1ff;
  --blue-muted: #d8e7f5;

  --bg-dark: #020715;
  --bg-darker: #01030b;
  --bg-light: #f4f7fc;

  --text-main: #0f172a;
  --text-muted: #4b5563;
  --text-on-dark: #f9fafb;

  --card-dark: #050816;
  --card-dark-soft: #071021;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at top, #0c2038 0, #020715 45%, #000 100%);
  color: var(--text-main);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* Layout */

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

.section {
  padding: 72px 20px;
}

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

.section--dark {
  background: radial-gradient(circle at top, #07162a 0, #020715 60%, #000 100%);
  color: var(--text-on-dark);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
}

/* Header / Nav – liquid glass */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;

  /* liquid glass look */
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: rgba(255, 255, 255, 0.18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);

  transition:
    background 0.2s ease-out,
    border-color 0.2s ease-out,
    box-shadow 0.2s ease-out;
}

.site-header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 6px 24px;        /* slightly thinner bar */
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  height: 110px;            /* a bit smaller than 140px */
  width: auto;
}

.nav-links {
  display: flex;
  gap: 18px;
  font-size: 0.86rem;
  color: #475569;
}

/* link underline animation stays the same */
.nav-links a {
  position: relative;
  padding-bottom: 3px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(to right, var(--blue-soft), var(--blue-light));
  transition: width 0.18s ease-out;
}

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

/* pure white variant when at very top */
.site-header.nav-top {
  background: rgba(255, 255, 255, 1); /* solid white */
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid rgba(230, 230, 230, 1);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}


/* Hero */

.hero {
  background: linear-gradient(
    135deg,
    var(--bg-light) 0,
    #e7f1ff 30%,
    #021123 100%
  );
  color: var(--text-main);
  padding-top: 88px;
  padding-bottom: 80px;
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-kicker {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue-main);
  margin-bottom: 10px;
}

.hero-title {
  font-size: clamp(2.1rem, 3.1vw, 2.8rem);
  line-height: 1.15;
  color: #021123;
}

.hero-title span {
  background: linear-gradient(to right, var(--blue-main), var(--blue-light));
  -webkit-background-clip: text;
  color: transparent;
}

.hero-subtitle {
  margin-top: 12px;
  font-size: 0.98rem;
  color: var(--text-muted);
  max-width: 540px;
  line-height: 1.7;
}

.hero-actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn-primary,
.btn-ghost {
  border-radius: 999px;
  padding: 9px 18px;
  font-size: 0.86rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease,
    border-color 0.16s ease, color 0.16s ease;
}

.btn-primary {
  background: linear-gradient(to right, var(--blue-main), var(--blue-soft));
  color: white;
  box-shadow: 0 10px 26px rgba(15, 118, 178, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(15, 118, 178, 0.5);
}

.btn-ghost {
  border-color: rgba(148, 163, 184, 0.6);
  color: #0f172a;
  background: rgba(255, 255, 255, 0.75);
}

.btn-ghost:hover {
  background: white;
  transform: translateY(-1px);
}

.hero-meta {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8rem;
  color: #64748b;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(148, 163, 184, 0.4);
}

.hero-highlight {
  color: var(--blue-main);
  font-weight: 600;
}

.hero-right-card {
  position: relative;
  background: radial-gradient(circle at top, #123456 0, #020715 70%);
  border-radius: 28px;
  padding: 20px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow:
    0 20px 55px rgba(15, 23, 42, 0.75),
    0 0 60px rgba(56, 189, 248, 0.35);
  color: #e5e7eb;
  overflow: hidden;

  /* gentle “breathing” motion */
  animation: heroFloat 12s ease-in-out infinite;
}

/* soft moving glow */
.hero-right-card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(
    circle at 0% 0%,
    rgba(129, 230, 217, 0.18),
    transparent 55%
  );
  mix-blend-mode: screen;
  opacity: 0;
  animation: heroGlow 10s ease-in-out infinite;
}

.hero-right-heading {
  font-size: 0.82rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 8px;

  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #22c55e; /* green “online” */
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  animation: statusPulse 2.4s ease-out infinite;
}

.hero-right-title {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.hero-right-text {
  font-size: 0.86rem;
  color: #cbd5f5;
  line-height: 1.7;
}

.hero-right-tags {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.75rem;
}

.hero-tag {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.7);
  transition:
    transform 0.16s ease,
    background 0.16s ease,
    border-color 0.16s ease;
}

.hero-tag:hover {
  transform: translateY(-2px);
  background: rgba(15, 23, 42, 0.95);
  border-color: rgba(148, 196, 248, 0.9);
}

/* Section headings & cards */

.section-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 28px;
}

.section-kicker {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue-main);
  margin-bottom: 4px;
}

.section-title {
  font-size: 1.6rem;
  color: #020617;
}

.section-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
  max-width: 420px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.work-card {
  position: relative;
  background: white;
  border-radius: 20px;
  padding: 16px 16px 14px;
  overflow: hidden;
  box-shadow:
    0 12px 30px rgba(15, 23, 42, 0.08),
    0 0 0 1px rgba(15, 23, 42, 0.04);
  border: 1px solid rgba(148, 163, 184, 0.35);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.work-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: conic-gradient(
    from 210deg,
    var(--blue-light),
    var(--blue-soft),
    transparent,
    transparent,
    var(--blue-light)
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}

.work-card-inner {
  position: relative;
  z-index: 1;
}

.work-card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 18px 40px rgba(15, 23, 42, 0.18),
    0 0 26px rgba(37, 99, 235, 0.2);
  border-color: transparent;
}

.work-card:hover::before {
  opacity: 1;
}

.work-label {
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #64748b;
  margin-bottom: 2px;
}

.work-title {
  font-size: 1rem;
  font-weight: 600;
  color: #020617;
}

.work-desc {
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-top: 4px;
  line-height: 1.6;
}

.work-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  font-size: 0.78rem;
  color: #6b7280;
}

.work-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--blue-main);
  font-weight: 500;
}

/* Streams / approach */

.streams-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 30px;
  align-items: center;
}

.stream-box {
  background: var(--card-dark-soft);
  border-radius: 24px;
  padding: 20px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  box-shadow:
    0 18px 45px rgba(0, 0, 0, 0.8),
    0 0 50px rgba(56, 189, 248, 0.25);
}

.stream-title {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.stream-sub {
  font-size: 0.9rem;
  color: #cbd5f5;
  margin-bottom: 14px;
}

.stream-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  font-size: 0.84rem;
  color: #e5e7eb;
}

.stream-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-top: 6px;
  background: radial-gradient(circle, var(--blue-light), var(--blue-soft));
  flex-shrink: 0;
}

.stream-right {
  color: #e5e7eb;
  font-size: 0.86rem;
  line-height: 1.8;
}

.stream-right h4 {
  font-size: 0.98rem;
  margin-bottom: 8px;
  color: var(--blue-light);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

/* About / contact */

.about-compact {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: center;
  font-size: 0.9rem;
  color: #111827;
}

.about-avatar {
  width: 120px;     /* bigger */
  height: 120px;    /* bigger */
  border-radius: 999px;
  overflow: hidden;
  border: 2px solid rgba(15, 118, 178, 0.3);
  background: #cbd5ff;
}

.about-compact p {
  color: var(--text-muted);
  line-height: 1.7;
}


/* NEW: icon row for email / LinkedIn */
.about-links {
  margin-top: 14px;
  display: flex;
  gap: 16px;
  align-items: center;
}

.about-links a svg {
  width: 22px;
  height: 22px;
  vertical-align: middle;   
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.about-links a:hover svg {
  transform: translateY(-2px);
  opacity: 0.75;
}

/* Footer */

.site-footer {
  background: var(--bg-darker);
  color: #9ca3af;
  padding: 18px 20px 26px;
  font-size: 0.78rem;
  border-top: 1px solid rgba(148, 163, 184, 0.35);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-links a {
  opacity: 0.88;
}

.footer-links a:hover {
  opacity: 1;
}

/* Starfield + intro door (landing page only) */

.stars {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(255,255,255,0.12) 0, transparent 40%),
    radial-gradient(circle at 80% 10%, rgba(125,211,252,0.16) 0, transparent 40%),
    radial-gradient(circle at 50% 90%, rgba(96,165,250,0.12) 0, transparent 40%);
  opacity: 0.7;
  mix-blend-mode: screen;
  z-index: 4;
}

.door-overlay {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at center, #020617 0, #000 80%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  z-index: 5;
  overflow: hidden;
  transition: opacity 1.4s ease-out 0.2s;
}

.door-overlay.open {
  opacity: 0;
  pointer-events: none;
}

.door-shell {
  text-align: center;
  color: #e5e7eb;
}

.door-copy-top {
  font-size: 0.82rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #9ca3c4;
  margin-bottom: 18px;
}

.door-frame {
  position: relative;
  width: min(700px, 90vw);
  height: 230px;
  margin: 0 auto;
  border-radius: 26px;
  box-shadow:
    0 0 70px rgba(15, 23, 42, 0.9),
    0 0 80px rgba(56, 189, 248, 0.4);
}

.door-panel {
  position: absolute;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at 0 0, #123457 0, #020617 60%);
  border: 1px solid rgba(148, 163, 184, 0.8);
  transition: transform 2s cubic-bezier(0.2, 0.85, 0.18, 1.08);
}

.door-panel.left {
  left: 0;
  border-radius: 26px 0 0 26px;
}

.door-panel.right {
  right: 0;
  border-radius: 0 26px 26px 0;
}

.door-overlay.open .door-panel.left {
  transform: translateX(-120%);
}

.door-overlay.open .door-panel.right {
  transform: translateX(120%);
}

.door-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.door-title {
  font-size: 1.2rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.door-subtitle {
  font-size: 0.9rem;
  color: #cbd5f5;
  max-width: 420px;
  margin-bottom: 16px;
}

.door-btn {
  padding: 9px 26px;
  border-radius: 999px;
  border: 1px solid rgba(56,189,248,0.9);
  background: linear-gradient(to right, var(--blue-soft), var(--blue-light));
  color: #0b1120;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.84rem;
  cursor: pointer;
  pointer-events: auto;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.door-btn span {
  font-size: 1rem;
}

.door-btn:hover {
  transform: translateY(-2px);
  box-shadow:
    0 0 18px rgba(56,189,248,0.7),
    0 0 32px rgba(37,99,235,0.7);
}

.door-copy-bottom {
  margin-top: 18px;
  font-size: 0.78rem;
  color: #9ca3c4;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
@keyframes heroFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

@keyframes heroGlow {
  0%, 100% {
    opacity: 0;
    transform: translate3d(-8%, -8%, 0);
  }
  40% {
    opacity: 1;
    transform: translate3d(8%, 6%, 0);
  }
  70% {
    opacity: 0.35;
    transform: translate3d(4%, 10%, 0);
  }
}

@keyframes statusPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
  }
}


/* Responsive */

@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 86px;
  }

  .streams-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 720px) {
  .site-header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    flex-wrap: wrap;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 56px 16px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.9rem;
  }

  .hero-right-card {
    margin-top: 16px;
  }

  .about-compact {
    grid-template-columns: 1fr;
  }
}