:root {
  --bg-950: #020a13;
  --bg-900: #05111f;
  --bg-850: #071827;
  --bg-800: #0b1e30;
  --panel: rgba(10, 28, 45, 0.72);
  --panel-soft: rgba(9, 26, 43, 0.52);
  --panel-hover: rgba(13, 37, 60, 0.76);
  --border: rgba(120, 191, 239, 0.25);
  --border-soft: rgba(120, 191, 239, 0.15);
  --line: rgba(120, 191, 239, 0.18);
  --text: #f6fbff;
  --muted: #b8c3cf;
  --soft: #7d8fa1;
  --accent: #65b8f2;
  --accent-2: #8fd4ff;
  --accent-dark: #1a7fc1;
  --shadow: 0 26px 80px rgba(0, 0, 0, 0.34);
  --max: 1360px;
  --header-h: 86px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 45% 25%, rgba(48, 129, 190, 0.18), transparent 32rem),
    radial-gradient(circle at 84% 12%, rgba(72, 160, 224, 0.12), transparent 27rem),
    linear-gradient(180deg, var(--bg-900), var(--bg-950) 76%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(120, 191, 239, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 191, 239, 0.035) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.78), transparent 88%);
  z-index: 0;
}

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

.site {
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

.topbar {
  height: var(--header-h);
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(120, 191, 239, 0.13);
  background: rgba(2, 10, 19, 0.52);
  backdrop-filter: blur(18px);
}

.topbar-inner {
  width: min(calc(100% - 64px), var(--max));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 26px;
  min-width: 260px;
}

.brand-mark {
  position: relative;
  width: 44px;
  height: 44px;
  color: var(--accent-2);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 36px;
  line-height: 42px;
  letter-spacing: -0.22em;
  text-shadow: 0 0 18px rgba(101, 184, 242, 0.38);
}

.brand-mark::before { content: "D"; }

.brand-mark::after {
  content: "S";
  position: absolute;
  left: 18px;
  top: 1px;
  color: rgba(143, 212, 255, 0.86);
}

.brand-name {
  font-size: 1.05rem;
  letter-spacing: 0.48em;
  font-weight: 650;
  color: rgba(246, 251, 255, 0.92);
  white-space: nowrap;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 42px);
  font-size: 0.98rem;
  font-weight: 650;
  color: rgba(246, 251, 255, 0.88);
}

.nav-link {
  position: relative;
  padding: 29px 0 28px;
  transition: color 180ms ease, opacity 180ms ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-2);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 19px;
  height: 2px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 14px rgba(101, 184, 242, 0.65);
}

.nav .pill {
  padding: 10px 27px;
  border: 1px solid rgba(101, 184, 242, 0.54);
  border-radius: 999px;
  color: var(--accent-2);
  box-shadow: inset 0 0 0 1px rgba(101, 184, 242, 0.05);
}

.page {
  width: min(calc(100% - 64px), var(--max));
  margin: 0 auto;
  padding: 62px 0 0;
  position: relative;
}

.right-bg-seal {
  position: absolute;
  top: 34px;
  right: -128px;
  width: 430px;
  opacity: 0.18;
  pointer-events: none;
  z-index: 0;
  filter: drop-shadow(0 0 18px rgba(101, 184, 242, 0.16));
}

.right-bg-seal img {
  display: block;
  width: 100%;
  height: auto;
}

.hero {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(430px, 0.75fr);
  gap: 72px;
  align-items: center;
  min-height: 414px;
}

.eyebrow,
.section-kicker,
.cap-title,
.next-title {
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.89rem;
  font-weight: 800;
}

.eyebrow {
  margin-bottom: 19px;
}

h1 {
  max-width: 760px;
  margin-bottom: 25px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3.8rem, 5.7vw, 6.35rem);
  line-height: 0.91;
  letter-spacing: -0.055em;
  font-weight: 700;
}

h1 span {
  color: var(--accent);
  text-shadow: 0 0 28px rgba(101, 184, 242, 0.26);
}

.lead {
  max-width: 650px;
  color: rgba(226, 235, 244, 0.78);
  font-size: clamp(1.18rem, 1.75vw, 1.42rem);
  line-height: 1.47;
  letter-spacing: 0.012em;
  margin-bottom: 33px;
}

.actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  min-width: 188px;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  border-radius: 999px;
  font-weight: 750;
  letter-spacing: 0.01em;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, #5caeea, #75c6ff);
  color: #f6fbff;
  box-shadow: 0 18px 42px rgba(83, 172, 237, 0.25);
}

.btn-outline {
  border: 1px solid rgba(220, 238, 251, 0.74);
  color: #f6fbff;
  background: rgba(2, 10, 19, 0.22);
}

.btn svg,
.inline-icon {
  width: 21px;
  height: 21px;
  stroke: currentColor;
  stroke-width: 1.8;
  fill: none;
}

.cap-card {
  position: relative;
  z-index: 2;
  padding: 30px 28px 29px;
  border: 1px solid rgba(169, 211, 239, 0.31);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(17, 41, 65, 0.74), rgba(7, 22, 37, 0.76));
  box-shadow: var(--shadow), inset 0 0 0 1px rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(16px);
}

.cap-card::after {
  content: "";
  position: absolute;
  left: 29%;
  right: 29%;
  bottom: -1px;
  height: 1px;
  background: var(--accent);
  box-shadow: 0 0 30px 8px rgba(101, 184, 242, 0.42);
}

.cap-title {
  margin-bottom: 24px;
  font-size: 0.83rem;
}

.cap-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  align-items: center;
  padding: 0 0 22px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.cap-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.round-icon {
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 25%, rgba(101, 184, 242, 0.24), rgba(101, 184, 242, 0.05));
  border: 1px solid rgba(101, 184, 242, 0.32);
  color: var(--accent-2);
  box-shadow: 0 0 28px rgba(101, 184, 242, 0.08);
}

.round-icon svg,
.focus-icon svg,
.timeline-icon svg {
  width: 30px;
  height: 30px;
  stroke: currentColor;
  stroke-width: 1.75;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cap-item h2 {
  font-size: 1.05rem;
  line-height: 1.2;
  margin-bottom: 6px;
  font-weight: 800;
  letter-spacing: -0.012em;
}

.cap-item p {
  color: rgba(226, 235, 244, 0.76);
  font-size: 0.93rem;
  max-width: 340px;
}

.lower {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.29fr) minmax(420px, 0.71fr);
  gap: 34px;
  align-items: stretch;
  margin-top: 38px;
  padding-bottom: 34px;
}

.focus-wrap {
  min-width: 0;
}

.section-kicker,
.next-title {
  margin-bottom: 12px;
  font-size: 0.86rem;
}

.focus-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 17px;
}

.focus-card {
  min-height: 196px;
  padding: 21px 18px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
  border-radius: 10px;
  border: 1px solid rgba(120, 191, 239, 0.22);
  background: linear-gradient(180deg, rgba(12, 32, 52, 0.64), rgba(6, 20, 34, 0.68));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.015);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.focus-card:hover {
  transform: translateY(-4px);
  border-color: rgba(120, 191, 239, 0.42);
  background: var(--panel-hover);
}

.focus-icon {
  color: var(--accent-2);
  margin-bottom: 18px;
  height: 46px;
  display: grid;
  place-items: center;
}

.focus-card h3 {
  font-size: 1.02rem;
  line-height: 1.2;
  margin-bottom: 12px;
  font-weight: 780;
}

.focus-card p {
  color: rgba(226, 235, 244, 0.72);
  font-size: 0.88rem;
  line-height: 1.46;
}

.next-wrap {
  border-left: 1px solid rgba(120, 191, 239, 0.28);
  padding-left: 34px;
}

.next-panel {
  position: relative;
  border: 1px solid rgba(120, 191, 239, 0.21);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(12, 32, 52, 0.64), rgba(6, 20, 34, 0.71));
  padding: 19px 24px 18px;
  min-height: 202px;
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 15px;
  padding: 0 0 16px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.timeline-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 31px;
  bottom: -20px;
  width: 1px;
  background: rgba(101, 184, 242, 0.28);
}

.timeline-item:last-child::before {
  display: none;
}

.timeline-icon {
  position: relative;
  z-index: 1;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--accent-2);
  background: rgba(9, 26, 43, 0.82);
}

.timeline-icon::after {
  content: "";
  position: absolute;
  left: 19px;
  bottom: -14px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 14px rgba(101, 184, 242, 0.8);
}

.timeline-item:last-child .timeline-icon::after {
  display: none;
}

.timeline-item h3 {
  font-size: 1.03rem;
  margin: 1px 0 3px;
  letter-spacing: -0.01em;
}

.timeline-item p {
  color: rgba(226, 235, 244, 0.72);
  font-size: 0.9rem;
}

.footer {
  border-top: 1px solid rgba(120, 191, 239, 0.12);
  background: rgba(2, 10, 19, 0.34);
}

.footer-inner {
  width: min(calc(100% - 64px), var(--max));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 116px;
  gap: 28px;
}

.place strong {
  display: block;
  color: rgba(246, 251, 255, 0.72);
  font-size: 1.02rem;
  letter-spacing: 0.02em;
  margin-bottom: 3px;
  font-weight: 500;
}

.place span {
  color: rgba(184, 195, 207, 0.68);
  font-size: 0.94rem;
}

.contact-links {
  display: flex;
  align-items: center;
  gap: 33px;
  color: var(--accent-2);
  font-weight: 650;
}

.contact-links a:first-child {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.contact-links svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
}

.divider {
  width: 1px;
  height: 42px;
  background: rgba(120, 191, 239, 0.24);
}

.linkedin {
  font-size: 1.78rem;
  color: rgba(246, 251, 255, 0.88);
  font-weight: 800;
  letter-spacing: -0.06em;
}

.content-page {
  position: relative;
  z-index: 1;
  max-width: 980px;
  padding-bottom: 80px;
}

.content-card {
  border: 1px solid rgba(169, 211, 239, 0.26);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(17, 41, 65, 0.68), rgba(7, 22, 37, 0.72));
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  padding: clamp(28px, 5vw, 54px);
  margin-top: 20px;
}

.content-card h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  letter-spacing: -0.035em;
  margin-bottom: 16px;
}

.content-card p {
  color: rgba(226, 235, 244, 0.76);
  font-size: 1.03rem;
  margin-bottom: 18px;
}

.link-row {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.text-link {
  color: var(--accent-2);
  font-weight: 750;
  border-bottom: 1px solid rgba(143, 212, 255, 0.38);
}

.text-link:hover {
  color: var(--text);
  border-bottom-color: var(--text);
}

@media (max-width: 1120px) {
  .hero,
  .lower {
    grid-template-columns: 1fr;
  }

  .next-wrap {
    border-left: 0;
    padding-left: 0;
  }

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

  .right-bg-seal {
    right: -42px;
    top: 72px;
    width: 300px;
  }
}

@media (max-width: 780px) {
  .topbar {
    height: auto;
    padding: 18px 0;
  }

  .topbar-inner,
  .footer-inner {
    width: min(calc(100% - 36px), var(--max));
  }

  .topbar-inner,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .brand {
    min-width: 0;
  }

  .brand-name {
    letter-spacing: 0.28em;
  }

  .nav {
    width: 100%;
    overflow-x: auto;
    gap: 22px;
    padding-bottom: 2px;
  }

  .nav-link {
    white-space: nowrap;
    padding: 8px 0 12px;
  }

  .nav-link.active::after {
    bottom: 5px;
  }

  .page {
    width: min(calc(100% - 36px), var(--max));
    padding-top: 42px;
  }

  .hero {
    gap: 44px;
  }

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

  .cap-card,
  .next-panel {
    padding: 22px;
  }

  .cap-item {
    grid-template-columns: 52px 1fr;
  }

  .round-icon {
    width: 50px;
    height: 50px;
  }

  .right-bg-seal {
    right: -96px;
    top: 108px;
    width: 250px;
    opacity: 0.08;
  }
}