:root {
  --bg: #060b14;
  --bg-soft: #0c1421;
  --panel: rgba(10, 18, 30, 0.88);
  --panel-strong: rgba(14, 24, 39, 0.96);
  --text: #eef6ff;
  --muted: #9bb2cb;
  --line: rgba(68, 120, 171, 0.34);
  --accent: #19c7ff;
  --accent-2: #65f59b;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.45);
  --radius-lg: 30px;
  --radius-md: 20px;
  --radius-sm: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Inter", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(25, 199, 255, 0.16), transparent 32%),
    radial-gradient(circle at top right, rgba(101, 245, 155, 0.1), transparent 24%),
    linear-gradient(180deg, #07101c 0%, #050910 60%, #04070d 100%);
}

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

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

.page-shell {
  position: relative;
  overflow: hidden;
}

.page-shell::before,
.page-shell::after {
  content: "";
  position: fixed;
  inset: auto;
  pointer-events: none;
  z-index: 0;
  filter: blur(70px);
  opacity: 0.55;
}

.page-shell::before {
  top: -120px;
  left: -80px;
  width: 320px;
  height: 320px;
  background: rgba(25, 199, 255, 0.18);
}

.page-shell::after {
  right: -120px;
  top: 240px;
  width: 360px;
  height: 360px;
  background: rgba(101, 245, 155, 0.1);
}

.container {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(5, 10, 18, 0.76);
  border-bottom: 1px solid rgba(62, 106, 149, 0.22);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #04111a;
  background: linear-gradient(135deg, var(--accent), #7ce8ff);
  box-shadow: 0 0 22px rgba(25, 199, 255, 0.28);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy span {
  font-size: 0.78rem;
  color: var(--muted);
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 46px;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  border: 1px solid rgba(81, 128, 178, 0.32);
  font-weight: 700;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: rgba(115, 192, 255, 0.54);
}

.btn-primary {
  color: #04111a;
  background: linear-gradient(135deg, var(--accent), #7ce8ff);
  box-shadow: 0 10px 32px rgba(25, 199, 255, 0.22);
}

.btn-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.hero {
  padding: 4.2rem 0 2.3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.42rem 0.8rem;
  border-radius: 999px;
  background: rgba(25, 199, 255, 0.09);
  border: 1px solid rgba(25, 199, 255, 0.18);
  color: #bfefff;
  font-size: 0.83rem;
  margin-bottom: 1rem;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.3rem, 5vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.hero p {
  margin: 0;
  max-width: 660px;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.proof-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.3rem;
}

.proof-strip span {
  padding: 0.65rem 0.9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(74, 120, 173, 0.25);
  color: #d7e8fb;
  font-size: 0.88rem;
}

.hero-card {
  position: relative;
  padding: 1.2rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(8, 17, 30, 0.95), rgba(7, 12, 20, 0.98));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 24px;
  border: 1px solid rgba(25, 199, 255, 0.14);
  pointer-events: none;
}

.hero-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.hero-card-head strong {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 1rem;
}

.hero-card-head span {
  color: var(--muted);
  font-size: 0.82rem;
}

.hero-stat {
  min-width: 100px;
  padding: 0.8rem 0.9rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(93, 134, 182, 0.24);
  text-align: center;
}

.hero-stat strong {
  display: block;
  font-size: 1.6rem;
  color: #c6f3ff;
}

.hero-stat span {
  color: var(--muted);
  font-size: 0.8rem;
}

.phone-preview {
  width: min(330px, 100%);
  margin: 0 auto;
  padding: 14px;
  border-radius: 34px;
  background: linear-gradient(180deg, #0d1827, #040911);
  border: 1px solid rgba(113, 159, 209, 0.26);
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.45);
}

.phone-preview img {
  border-radius: 24px;
  aspect-ratio: 1080 / 2220;
  object-fit: cover;
}

.section {
  padding: 1.7rem 0 0.4rem;
}

.section-intro {
  max-width: 720px;
  margin-bottom: 1.5rem;
}

.section-intro h2 {
  margin: 0 0 0.8rem;
  font-size: clamp(1.8rem, 3vw, 3rem);
  letter-spacing: -0.03em;
}

.section-intro p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.use-case-grid {
  display: grid;
  gap: 1.2rem;
}

.use-case {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 1.2rem;
  align-items: stretch;
  padding: 1.2rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(11, 19, 31, 0.95), rgba(7, 13, 22, 0.98));
  border: 1px solid rgba(70, 116, 167, 0.26);
  box-shadow: var(--shadow);
}

.use-copy {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 0.45rem 0.35rem;
}

.use-tag {
  display: inline-flex;
  width: fit-content;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #bdefff;
  background: rgba(25, 199, 255, 0.09);
  border: 1px solid rgba(25, 199, 255, 0.18);
}

.use-copy h3 {
  margin: 0;
  font-size: clamp(1.45rem, 2vw, 2rem);
  letter-spacing: -0.03em;
}

.use-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.bullet-list {
  display: grid;
  gap: 0.7rem;
}

.bullet-list div {
  padding: 0.78rem 0.95rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(72, 117, 165, 0.24);
  color: #dcecff;
  line-height: 1.55;
}

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

.shot-card {
  padding: 0.8rem;
  border-radius: 26px;
  background: linear-gradient(180deg, rgba(7, 15, 25, 0.98), rgba(5, 9, 16, 0.98));
  border: 1px solid rgba(70, 116, 167, 0.22);
}

.shot-frame {
  padding: 12px;
  border-radius: 28px;
  background: linear-gradient(180deg, #0f1928, #050911);
  border: 1px solid rgba(115, 161, 210, 0.18);
}

.shot-frame img {
  border-radius: 22px;
  aspect-ratio: 1080 / 2220;
  object-fit: cover;
}

.shot-card strong {
  display: block;
  margin-top: 0.85rem;
  font-size: 0.96rem;
}

.shot-card span {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.5;
}

.feature-band {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.feature-band article {
  padding: 1.05rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(75, 120, 168, 0.24);
}

.feature-band strong {
  display: block;
  margin-bottom: 0.45rem;
}

.feature-band p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
  font-size: 0.92rem;
}

.cta {
  padding: 2.5rem 0 4.5rem;
}

.cta-panel {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.4rem;
  align-items: center;
  padding: 1.5rem;
  border-radius: 32px;
  background:
    linear-gradient(120deg, rgba(25, 199, 255, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(10, 18, 30, 0.98), rgba(7, 12, 20, 0.98));
  border: 1px solid rgba(81, 135, 194, 0.3);
  box-shadow: var(--shadow);
}

.cta-panel h2 {
  margin: 0 0 0.7rem;
  font-size: clamp(1.8rem, 3vw, 3rem);
  letter-spacing: -0.04em;
}

.cta-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.cta-points {
  display: grid;
  gap: 0.7rem;
}

.cta-points div {
  padding: 0.78rem 0.95rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(75, 120, 168, 0.22);
  color: #dfefff;
}

.cta-actions {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}

.footer-note {
  padding: 0 0 2.5rem;
  color: #7f95ad;
  text-align: center;
  font-size: 0.86rem;
}

@media (max-width: 1040px) {
  .hero-grid,
  .use-case,
  .cta-panel {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .container {
    width: min(100% - 1.1rem, 100%);
  }

  .topbar-inner {
    padding: 0.85rem 0;
  }

  .top-actions {
    width: 100%;
  }

  .top-actions .btn {
    flex: 1 1 0;
    min-width: 0;
  }

  .hero {
    padding-top: 2.1rem;
  }

  .shot-row,
  .feature-band {
    grid-template-columns: 1fr;
  }

  .use-case,
  .hero-card,
  .cta-panel {
    padding: 1rem;
    border-radius: 24px;
  }

  .phone-preview,
  .shot-card {
    max-width: 360px;
    margin-inline: auto;
  }

  .hero-actions,
  .cta-actions {
    flex-direction: column;
  }

  .hero-actions .btn,
  .cta-actions .btn {
    width: 100%;
  }
}

/* Lightbox Styles */
.shot-frame img, .phone-preview img {
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.3s ease, filter 0.3s ease;
}

.shot-frame img:hover, .phone-preview img:hover {
  transform: scale(1.03);
  box-shadow: 0 10px 25px rgba(25, 199, 255, 0.25);
  filter: brightness(1.1);
}

.lightbox {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(4, 9, 16, 0.95);
  backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

.lightbox-content {
  max-width: 90%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 16px;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(25, 199, 255, 0.2);
}

.lightbox-caption {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 1.05rem;
  text-align: center;
  max-width: 80%;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 40px;
  color: #fff;
  font-size: 48px;
  font-weight: 300;
  cursor: pointer;
  transition: color 0.2s ease;
  line-height: 1;
}

.lightbox-close:hover {
  color: var(--accent);
}