:root {
  color-scheme: dark;
  --ink: #07100d;
  --panel: #0c1a16;
  --panel-soft: #10231d;
  --line: rgba(178, 255, 207, 0.18);
  --line-strong: rgba(178, 255, 207, 0.34);
  --text: #f7fff9;
  --muted: #bdd4c8;
  --subtle: #7ca192;
  --green: #78f0a0;
  --green-deep: #16a34a;
  --cyan: #73e7ff;
  --amber: #ffd166;
  --danger: #ff7b7b;
  --shadow: 0 24px 90px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 80% 10%, rgba(115, 231, 255, 0.12), transparent 28rem),
    radial-gradient(circle at 18% 20%, rgba(120, 240, 160, 0.14), transparent 24rem),
    var(--ink);
  color: var(--text);
  font-family: Aptos, "Segoe UI", ui-sans-serif, system-ui, sans-serif;
  letter-spacing: 0;
}

a {
  color: inherit;
}

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

.site-shell {
  overflow: hidden;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px clamp(18px, 4vw, 58px);
  background: linear-gradient(180deg, rgba(7, 16, 13, 0.92), rgba(7, 16, 13, 0.62), transparent);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 0;
}

.brand img {
  width: 38px;
  height: 38px;
}

.brand span {
  font-weight: 900;
  font-size: 17px;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  padding: 9px 12px;
  border-radius: 999px;
}

.nav-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  text-decoration: none;
  font-weight: 900;
  font-size: 14px;
  box-shadow: none;
}

.button.primary {
  border-color: rgba(120, 240, 160, 0.72);
  background: linear-gradient(180deg, #87f3aa, #22c55e);
  color: #052e18;
}

.button:hover {
  transform: translateY(-1px);
}

.hero {
  min-height: 88vh;
  display: grid;
  align-items: end;
  padding: 118px clamp(18px, 5vw, 70px) 76px;
  background:
    linear-gradient(90deg, rgba(7, 16, 13, 1) 0%, rgba(7, 16, 13, 0.98) 54%, rgba(7, 16, 13, 0.7) 78%, rgba(7, 16, 13, 0.84) 100%),
    url("./feature-1280x800.png") center / cover no-repeat;
  background-blend-mode: normal;
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  width: min(960px, 100%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 22px;
  color: var(--green);
  font-size: 13px;
  line-height: 1;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.eyebrow::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 22px rgba(120, 240, 160, 0.8);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 18px;
  font-size: clamp(44px, 7.4vw, 98px);
  line-height: 0.92;
  letter-spacing: 0;
}

h1 span,
.accent {
  color: var(--green);
}

.hero-copy {
  max-width: 690px;
  color: #d9f6e6;
  font-size: clamp(18px, 2.2vw, 25px);
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
}

.proof-item {
  padding: 28px clamp(18px, 4vw, 56px);
  background: rgba(10, 25, 20, 0.96);
}

.proof-item strong {
  display: block;
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1;
  color: var(--green);
}

.proof-item span {
  display: block;
  margin-top: 9px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.4;
}

.section {
  padding: clamp(58px, 8vw, 116px) clamp(18px, 5vw, 70px);
  border-bottom: 1px solid var(--line);
}

.section-head {
  max-width: 880px;
  margin-bottom: 34px;
}

.section-kicker {
  margin-bottom: 12px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

h2 {
  max-width: 880px;
  font-size: clamp(32px, 5.4vw, 64px);
  line-height: 0.98;
  letter-spacing: 0;
}

.lead {
  max-width: 780px;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.6;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
}

.feature-grid,
.signal-grid,
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-card,
.signal-card,
.price-card,
.doc-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.025));
  border-radius: 8px;
  padding: 22px;
}

.feature-card strong,
.signal-card strong,
.doc-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

.feature-card p,
.signal-card p,
.doc-card p {
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 0;
}

.media-frame {
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  overflow: hidden;
  background: #03110d;
  box-shadow: var(--shadow);
}

.media-frame img {
  width: 100%;
}

.workflow {
  counter-reset: step;
  display: grid;
  gap: 12px;
  max-width: 920px;
}

.workflow li {
  counter-increment: step;
  list-style: none;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  align-items: start;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.5;
}

.workflow li::before {
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--green);
  font-weight: 900;
}

.price-card {
  position: relative;
}

.price-card.featured {
  border-color: rgba(120, 240, 160, 0.72);
  background: linear-gradient(180deg, rgba(120, 240, 160, 0.13), rgba(255, 255, 255, 0.035));
}

.price {
  margin: 14px 0 18px;
  font-size: 44px;
  line-height: 1;
  font-weight: 950;
}

.price small {
  color: var(--subtle);
  font-size: 15px;
}

.price-card ul {
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.price-card li {
  list-style: none;
  color: var(--muted);
  line-height: 1.45;
}

.price-card li::before {
  content: "+";
  color: var(--green);
  font-weight: 900;
  margin-right: 8px;
}

.page-hero {
  padding: 132px clamp(18px, 5vw, 70px) 58px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 78% 8%, rgba(115, 231, 255, 0.10), transparent 26rem),
    radial-gradient(circle at 14% 30%, rgba(120, 240, 160, 0.12), transparent 22rem),
    linear-gradient(135deg, #07100d, #0d2f22);
}

.page-hero h1 {
  max-width: 900px;
  font-size: clamp(38px, 6vw, 78px);
}

.doc-body {
  width: min(960px, calc(100% - 36px));
  margin: 0 auto;
  padding: 56px 0 88px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}

.doc-body h2 {
  margin-top: 44px;
  font-size: 31px;
  line-height: 1.1;
  color: var(--text);
}

.doc-body ul {
  padding-left: 20px;
}

.notice {
  border: 1px solid rgba(120, 240, 160, 0.35);
  background: rgba(120, 240, 160, 0.08);
  border-radius: 8px;
  padding: 18px;
  color: #dfffe9;
}

.activation-box {
  display: grid;
  gap: 12px;
  width: min(640px, 100%);
  margin-top: 24px;
}

.activation-box input {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  padding: 0 14px;
  font: inherit;
}

.status-text {
  min-height: 24px;
  color: var(--muted);
}

.upgrade-page {
  background:
    linear-gradient(180deg, rgba(7, 16, 13, 0.96), rgba(5, 11, 9, 1) 42rem),
    radial-gradient(circle at 82% 4%, rgba(115, 231, 255, 0.14), transparent 26rem),
    radial-gradient(circle at 12% 18%, rgba(120, 240, 160, 0.16), transparent 22rem),
    #050b09;
}

.upgrade-page .nav {
  background: rgba(5, 11, 9, 0.86);
  border-bottom: 1px solid rgba(178, 255, 207, 0.1);
}

.upgrade-hero {
  min-height: 560px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.62fr);
  gap: clamp(28px, 5vw, 76px);
  align-items: end;
  padding: 132px clamp(18px, 5vw, 70px) 62px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(7, 16, 13, 0.98), rgba(8, 31, 23, 0.94)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 78px);
}

.upgrade-hero-copy,
.upgrade-proof,
.upgrade-included,
.activation-panel,
.upgrade-pricing .price-card {
  min-width: 0;
}

.upgrade-hero h1 {
  max-width: 860px;
  margin-bottom: 22px;
  font-size: clamp(42px, 6.2vw, 86px);
  line-height: 0.96;
}

.upgrade-hero .hero-copy {
  max-width: 700px;
  font-size: clamp(18px, 2vw, 23px);
}

.upgrade-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.upgrade-badges span,
.plan-topline span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid rgba(115, 231, 255, 0.24);
  border-radius: 999px;
  color: #bff4ff;
  background: rgba(115, 231, 255, 0.07);
  font-size: 12px;
  font-weight: 900;
}

.upgrade-proof {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(178, 255, 207, 0.2);
  border-radius: 8px;
  background: rgba(178, 255, 207, 0.16);
  box-shadow: var(--shadow);
}

.upgrade-proof > * {
  margin: 0;
  background: rgba(5, 11, 9, 0.84);
  padding: 20px;
}

.upgrade-proof .proof-label {
  color: var(--green);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.upgrade-proof strong {
  display: block;
  color: var(--text);
  font-size: 31px;
  line-height: 1;
}

.upgrade-proof span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.45;
}

.upgrade-main {
  padding: clamp(46px, 6vw, 78px) clamp(18px, 5vw, 70px) clamp(64px, 8vw, 104px);
}

.upgrade-section-head {
  margin-bottom: 22px;
}

.upgrade-section-head h2,
.upgrade-support-grid h2,
.activation-panel h2 {
  font-size: clamp(30px, 4.2vw, 54px);
  line-height: 1;
}

.upgrade-pricing {
  align-items: stretch;
}

.upgrade-pricing .price-card {
  display: flex;
  flex-direction: column;
  min-height: 348px;
  padding: 28px;
}

.upgrade-pricing .price-card .button {
  width: fit-content;
  margin-top: auto;
}

.plan-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.plan-topline h3 {
  margin-bottom: 0;
}

.price-card.is-selected {
  outline: 2px solid rgba(115, 231, 255, 0.5);
  outline-offset: 3px;
}

.upgrade-support-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.76fr);
  gap: 18px;
  align-items: start;
  margin-top: 28px;
}

.upgrade-included,
.activation-panel {
  min-height: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  padding: clamp(24px, 4vw, 34px);
}

.included-list {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.included-list span {
  display: block;
  border-left: 3px solid var(--green);
  padding: 10px 0 10px 14px;
  color: var(--muted);
  line-height: 1.45;
}

.activation-panel .lead {
  font-size: 16px;
  line-height: 1.55;
}

.activation-panel .activation-box {
  width: 100%;
}

.activation-panel .button {
  width: fit-content;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 18px;
  padding: 30px clamp(18px, 5vw, 70px);
  color: var(--subtle);
  background: #050b09;
}

.footer a {
  color: var(--muted);
  text-decoration: none;
  margin-right: 14px;
}

@media (max-width: 980px) {
  .nav {
    position: absolute;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: 84vh;
    background:
      linear-gradient(180deg, rgba(7, 16, 13, 0.99), rgba(7, 16, 13, 0.96)),
      url("./feature-1280x800.png") 72% center / cover no-repeat;
  }

  .proof-strip,
  .feature-grid,
  .signal-grid,
  .pricing-grid,
  .split,
  .upgrade-hero,
  .upgrade-support-grid {
    grid-template-columns: 1fr;
  }

  .upgrade-hero {
    min-height: auto;
    padding-top: 118px;
  }

  .proof-item {
    padding: 22px 18px;
  }
}

@media (max-width: 560px) {
  .upgrade-page,
  .upgrade-page .nav,
  .upgrade-hero,
  .upgrade-main,
  .footer {
    width: 100vw;
    max-width: 100vw;
    overflow-x: hidden;
  }

  .brand span {
    white-space: normal;
    font-size: 15px;
  }

  .hero {
    padding-top: 112px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .upgrade-hero {
    display: block;
    padding: 108px 18px 42px;
  }

  .upgrade-hero-copy,
  .upgrade-hero h1,
  .upgrade-hero .hero-copy,
  .upgrade-badges,
  .upgrade-proof,
  .upgrade-section-head,
  .upgrade-pricing,
  .upgrade-support-grid,
  .upgrade-included,
  .activation-panel {
    width: calc(100vw - 36px);
    max-width: calc(100vw - 36px);
  }

  .upgrade-proof {
    margin-top: 28px;
  }

  .upgrade-main {
    padding: 42px 18px 68px;
  }

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

  .upgrade-hero h1 {
    font-size: 31px;
    line-height: 1.08;
    overflow-wrap: break-word;
  }

  .upgrade-hero .hero-copy {
    font-size: 15px;
    overflow-wrap: break-word;
  }

  .upgrade-badges {
    display: grid;
  }

  .upgrade-proof strong {
    font-size: 28px;
  }

  .upgrade-badges span,
  .upgrade-pricing .price-card .button,
  .activation-panel .button {
    width: 100%;
  }

  .plan-topline {
    align-items: flex-start;
    flex-direction: column;
  }

  .workflow li {
    grid-template-columns: 38px 1fr;
  }
}

.upgrade-cross-promo {
  margin: 64px auto 8px;
  padding: 40px 28px;
  max-width: 1180px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(120, 240, 160, 0.06), rgba(115, 231, 255, 0.04));
  border: 1px solid var(--line);
  text-align: left;
}

.upgrade-cross-promo .section-kicker {
  color: var(--green);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 6px;
}

.upgrade-cross-promo h2 {
  margin: 0 0 10px;
  font-size: 26px;
  letter-spacing: -0.01em;
}

.upgrade-cross-promo .lead {
  margin: 0 0 24px;
  color: var(--muted);
  max-width: 60ch;
  font-size: 15px;
}

.upgrade-cross-promo .upgrade-suite-cards {
  margin: 0 0 22px;
}

.upgrade-cross-promo .suite-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 4px 0 0;
}

@media (max-width: 720px) {
  .upgrade-cross-promo {
    padding: 28px 18px;
    margin: 40px auto 4px;
  }

  .upgrade-cross-promo h2 {
    font-size: 22px;
  }
}