:root {
  --bg: #070f17;
  --bg-soft: #0d1b28;
  --surface: #101f2e;
  --surface-strong: #142737;
  --text: #d5e4f3;
  --text-soft: #9cb3c9;
  --heading: #f4fbff;
  --primary: #27a5ba;
  --primary-strong: #66c7da;
  --accent: #ffbe44;
  --line: #264056;
  --ok: #1e8f50;
  --shadow: 0 24px 55px rgba(0, 0, 0, 0.34);
  --radius: 22px;
  --radius-sm: 16px;
  --max: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 12% -14%, rgba(255, 190, 68, 0.14), transparent 32%),
    radial-gradient(circle at 88% 10%, rgba(39, 165, 186, 0.2), transparent 36%),
    radial-gradient(circle at 50% 120%, rgba(102, 199, 218, 0.1), transparent 30%),
    linear-gradient(175deg, #050c14 0%, #08131d 46%, #060f18 100%);
  line-height: 1.68;
  letter-spacing: 0.002em;
}

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

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

.container {
  width: min(100% - 3.6rem, var(--max));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(12px);
  background: rgba(4, 11, 18, 0.84);
  border-bottom: 1px solid rgba(157, 187, 214, 0.18);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.1rem;
  padding: 0.95rem 0;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.brand-name {
  font-family: "Sora", "Avenir Next", sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #f5fbff;
  font-size: 1.12rem;
}

.brand-tag {
  color: rgba(213, 228, 243, 0.75);
  font-size: 0.82rem;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.nav-links a {
  color: #dce9f5;
  border: 1px solid rgba(157, 187, 214, 0.22);
  border-radius: 999px;
  padding: 0.5rem 0.92rem;
  font-size: 0.94rem;
  transition: 180ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  border-color: rgba(214, 231, 245, 0.42);
  background: rgba(157, 187, 214, 0.12);
  color: #ffffff;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 7rem 0 5.4rem;
}

.hero::after {
  content: "";
  position: absolute;
  right: -160px;
  top: 14%;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 190, 68, 0.22), transparent 70%);
  pointer-events: none;
}

.hero::before {
  content: "";
  position: absolute;
  left: -110px;
  bottom: -180px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(39, 165, 186, 0.17), transparent 72%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.8rem;
  align-items: center;
}

.kicker {
  color: var(--primary-strong);
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  font-weight: 700;
  margin-bottom: 0.9rem;
}

h1,
h2,
h3 {
  font-family: "Sora", "Avenir Next", sans-serif;
  color: var(--heading);
  line-height: 1.2;
  margin: 0;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.15rem, 4.1vw, 3.4rem);
}

.lead {
  color: var(--text-soft);
  font-size: clamp(1.07rem, 2.25vw, 1.2rem);
  max-width: 62ch;
  margin: 1.2rem 0 1.9rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: 999px;
  padding: 0.8rem 1.24rem;
  font-weight: 600;
  font-size: 0.94rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 16px 26px rgba(39, 165, 186, 0.28);
}

.button-primary {
  color: #ffffff;
  background: linear-gradient(140deg, #1492a6 0%, #2bb1c6 100%);
}

.button-secondary {
  border-color: #345066;
  color: #dce9f5;
  background: rgba(16, 31, 46, 0.55);
}

.hero-card {
  background: linear-gradient(165deg, #10283a 0%, #15334a 58%, #102638 100%);
  border-radius: var(--radius);
  padding: 1.6rem;
  box-shadow: var(--shadow);
  color: #eef8ff;
  border: 1px solid rgba(214, 231, 245, 0.2);
}

.hero-card h2 {
  margin-bottom: 0.95rem;
}

.hero-card ul {
  margin: 0;
  padding-left: 1.2rem;
}

.hero-card li {
  margin-bottom: 0.56rem;
  color: rgba(238, 248, 255, 0.92);
}

.section {
  padding: 4.8rem 0;
}

.section:nth-of-type(even) {
  background: rgba(11, 24, 36, 0.62);
  border-top: 1px solid rgba(157, 187, 214, 0.1);
  border-bottom: 1px solid rgba(157, 187, 214, 0.1);
}

.section-title {
  font-size: clamp(1.72rem, 2.9vw, 2.35rem);
  margin-bottom: 0.95rem;
}

.section-intro {
  max-width: 78ch;
  color: var(--text-soft);
  margin: 0 0 2.2rem;
  font-size: 1.05rem;
}

.grid {
  display: grid;
  gap: 1.45rem;
}

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

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: linear-gradient(160deg, rgba(20, 39, 55, 0.9), rgba(15, 32, 46, 0.86));
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 1.35rem;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.22);
  overflow: hidden;
}

.card h3 {
  font-size: 1.09rem;
  margin-bottom: 0.62rem;
}

.card p {
  margin: 0;
  color: var(--text-soft);
}

.card-emphasis {
  background: linear-gradient(155deg, rgba(22, 60, 79, 0.95), rgba(18, 47, 64, 0.92));
  border-color: rgba(99, 181, 201, 0.42);
}

.card-emphasis h3 {
  color: #e9f8ff;
}

.card-emphasis p {
  color: #c1d9ec;
}

.badge {
  display: inline-flex;
  padding: 0.3rem 0.58rem;
  border-radius: 999px;
  background: rgba(39, 165, 186, 0.2);
  color: #a7e9f5;
  font-weight: 700;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  margin-bottom: 0.76rem;
}

.screenshot {
  border-radius: 14px;
  border: 0;
  background: transparent;
  width: min(100%, 210px);
  max-height: 180px;
  object-fit: contain;
  margin: 0 auto 0.95rem;
  transition: transform 260ms ease, box-shadow 260ms ease;
  transform-origin: center center;
  cursor: zoom-in;
}

.card:hover .screenshot,
.card:focus-within .screenshot {
  transform: scale(1.16);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

.lightbox {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 1.25rem;
  background: rgba(3, 8, 13, 0.86);
  backdrop-filter: blur(4px);
}

.lightbox.open {
  display: flex;
}

.lightbox-panel {
  position: relative;
  max-width: min(92vw, 760px);
  max-height: 88vh;
  border-radius: 14px;
  border: 1px solid rgba(157, 187, 214, 0.35);
  background: linear-gradient(165deg, #0c1a27 0%, #0f2232 100%);
  box-shadow: 0 26px 58px rgba(0, 0, 0, 0.52);
  padding: 0.9rem;
}

.lightbox-image {
  max-width: 100%;
  max-height: calc(88vh - 2rem);
  object-fit: contain;
  border-radius: 10px;
}

.lightbox-close {
  position: absolute;
  top: -12px;
  right: -12px;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(157, 187, 214, 0.55);
  border-radius: 999px;
  color: #f4fbff;
  background: #123044;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
}

.lightbox-close:hover,
.lightbox-close:focus-visible {
  background: #18445f;
}

.callout {
  border-radius: var(--radius);
  padding: 1.45rem;
  background: linear-gradient(150deg, #14364a 0%, #19516a 100%);
  color: #ecf8ff;
  border: 1px solid rgba(214, 231, 245, 0.26);
}

.callout h3,
.callout p {
  color: inherit;
  margin: 0;
}

.callout p {
  opacity: 0.92;
  margin-top: 0.7rem;
}

.legal {
  background: linear-gradient(165deg, rgba(19, 36, 52, 0.95), rgba(15, 30, 43, 0.92));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  max-width: 940px;
  margin: 0 auto;
}

.legal h2 {
  margin-top: 1.5rem;
  font-size: 1.24rem;
}

.legal p,
.legal li {
  color: var(--text-soft);
}

.checklist {
  margin: 0;
  padding-left: 1.3rem;
}

.checklist li {
  margin-bottom: 0.62rem;
}

.footer {
  margin-top: 5rem;
  background: linear-gradient(180deg, #060f17 0%, #050c14 100%);
  color: #d7e4ef;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-wrap {
  display: grid;
  gap: 1.4rem;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  padding: 2rem 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: flex-end;
}

.footer-links a {
  font-size: 0.92rem;
  color: #d7e4ef;
  padding: 0.35rem 0.52rem;
  border-radius: 8px;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  background: rgba(255, 255, 255, 0.1);
}

.footer-note {
  color: #9eb4c8;
  font-size: 0.9rem;
  margin: 0.5rem 0 0;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 420ms ease, transform 420ms ease;
}

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

@media (max-width: 960px) {
  .hero-grid,
  .grid-3,
  .grid-2,
  .footer-wrap {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 5.5rem;
  }

  .section {
    padding: 3.8rem 0;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 1.8rem, var(--max));
  }

  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding-top: 4.8rem;
    padding-bottom: 3.6rem;
  }

  .legal {
    padding: 1.35rem;
  }
}