:root {
  color-scheme: light;
  --ink: #0f172a;
  --muted: #475569;
  --line: #d8e2ed;
  --paper: #ffffff;
  --mist: #eef6fb;
  --teal: #0f766e;
  --blue: #2458d3;
  --gold: #b98210;
  --night: #0b1220;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  letter-spacing: 0;
}

a {
  color: inherit;
}

.site-hero {
  position: relative;
  min-height: 88vh;
  overflow: hidden;
  color: #fff;
  background: var(--night) url("/assets/kasapost-hero.png?v=20260517d") center / cover no-repeat;
}

.site-hero::before {
  position: absolute;
  inset: 0;
  content: "";
  background: rgba(7, 17, 31, .48);
}

.page-head {
  color: #fff;
  background: linear-gradient(135deg, #0b1220 0%, #123d45 100%);
}

.nav,
.hero-inner,
.section-inner {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.1rem;
  font-weight: 850;
  text-decoration: none;
}

.mark {
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 9px;
  color: var(--teal);
  background: #fff;
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: .95rem;
  font-weight: 760;
}

.nav-links a {
  text-decoration: none;
}

.hero-inner {
  display: flex;
  min-height: calc(88vh - 82px);
  align-items: center;
  padding: 44px 0 84px;
}

.hero-copy {
  max-width: 650px;
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding: 0 12px;
  border-radius: 8px;
  font-size: .78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.eyebrow {
  border: 1px solid rgba(255, 255, 255, .34);
  color: #d9fff5;
  background: rgba(255, 255, 255, .09);
}

.section-kicker {
  color: var(--gold);
  background: rgba(185, 130, 16, .09);
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 20px 0 0;
  max-width: 780px;
  font-size: clamp(4rem, 8vw, 7.25rem);
  line-height: .92;
}

.hero-copy p {
  max-width: 540px;
  margin: 26px 0 0;
  color: #e2e8f0;
  font-size: clamp(1.12rem, 1.6vw, 1.42rem);
  line-height: 1.55;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-weight: 820;
  text-decoration: none;
}

.button.primary {
  border-color: var(--teal);
  background: var(--teal);
  color: #fff;
}

.button.light {
  background: #fff;
  color: var(--ink);
}

.button.ghost {
  border-color: rgba(255, 255, 255, .44);
  background: rgba(255, 255, 255, .13);
  color: #fff;
}

.signal-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
}

.signal {
  min-height: 150px;
  padding: 30px;
  background: #fff;
}

.signal strong {
  display: block;
  color: var(--teal);
  font-size: .82rem;
  text-transform: uppercase;
}

.signal span {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.55;
}

.section {
  padding: 78px 0;
}

.band {
  background: var(--mist);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

h2 {
  margin: 14px 0 0;
  font-size: clamp(2.2rem, 4vw, 4.1rem);
  line-height: 1;
}

h3 {
  margin: 0;
  font-size: 1.05rem;
}

.section-lede {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.65;
}

.feature-grid,
.pricing-grid,
.proof-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.feature,
.price-card,
.doc-card,
.status-card,
.compare-item,
.proof-grid div,
.legal-block {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.feature,
.doc-card,
.status-card,
.compare-item,
.proof-grid div,
.legal-block {
  padding: 22px;
}

.feature {
  min-height: 172px;
}

.feature p,
.doc-card p,
.status-card p,
.compare-item span,
.proof-grid span,
.legal-block p,
.price-card p,
.price-card li {
  color: var(--muted);
  line-height: 1.55;
}

.compare-list {
  display: grid;
  gap: 12px;
}

.compare-item strong,
.proof-grid strong {
  display: block;
  color: var(--teal);
}

.compare-item span,
.proof-grid span {
  display: block;
  margin-top: 8px;
}

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

.proof-grid strong {
  font-size: 1.55rem;
}

.final {
  color: #fff;
  background: var(--night);
}

.final .section-kicker {
  color: #d9fff5;
  background: rgba(255, 255, 255, .09);
}

.final-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.page-title {
  padding: 58px 0 70px;
}

.page-title h1 {
  max-width: 920px;
  font-size: clamp(3.25rem, 7vw, 6.4rem);
}

.page-title p {
  max-width: 720px;
  margin: 22px 0 0;
  color: #e2e8f0;
  font-size: 1.18rem;
  line-height: 1.65;
}

.price-card {
  padding: 26px;
}

.price-card.featured {
  border-color: rgba(15, 118, 110, .45);
  box-shadow: 0 18px 50px rgba(15, 23, 42, .08);
}

.price {
  display: block;
  margin-top: 16px;
  color: var(--ink);
  font-size: 2.2rem;
  font-weight: 900;
}

.price-card ul {
  padding-left: 20px;
}

.docs-grid,
.status-grid,
.legal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

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

.status-ok {
  color: var(--teal);
  font-weight: 850;
}

.live-panel {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(15, 23, 42, .08);
}

.live-panel h2 {
  max-width: 760px;
}

.live-panel p {
  max-width: 760px;
  color: var(--muted);
  line-height: 1.6;
}

.code-block {
  overflow: auto;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #dbeafe;
  background: #0b1220;
  font-size: .92rem;
  line-height: 1.55;
}

.code-block code {
  white-space: pre;
}

.timeline {
  display: grid;
  gap: 14px;
  counter-reset: step;
}

.timeline-item {
  position: relative;
  min-height: 118px;
  padding: 22px 22px 22px 74px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.timeline-item::before {
  position: absolute;
  top: 22px;
  left: 22px;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: var(--teal);
  counter-increment: step;
  content: counter(step);
  font-weight: 900;
}

.timeline-item p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.compact-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.compact-list li {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--muted);
  line-height: 1.45;
}

.signup-layout {
  align-items: start;
}

.signup-form,
.dns-panel {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(15, 23, 42, .08);
}

.signup-form {
  display: grid;
  gap: 16px;
}

.bot-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-head h2,
.dns-panel h2 {
  font-size: clamp(1.8rem, 3vw, 3rem);
}

.signup-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-size: .92rem;
  font-weight: 820;
}

.signup-form input,
.signup-form select,
.signup-form textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--ink);
  background: #fff;
  font: inherit;
  letter-spacing: 0;
}

.signup-form textarea {
  resize: vertical;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.mailbox-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
}

.mailbox-field input {
  border: 0;
  border-radius: 7px 0 0 7px;
}

.mailbox-field span {
  padding: 0 12px;
  color: var(--muted);
  font-weight: 760;
}

.checkbox-row {
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
}

.checkbox-row input {
  width: 18px;
  min-height: 18px;
}

.form-button {
  width: 100%;
  border-radius: 7px;
}

.form-message {
  min-height: 22px;
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.form-message[data-tone="success"] {
  color: var(--teal);
  font-weight: 760;
}

.form-message[data-tone="warning"] {
  color: #9a5b00;
  font-weight: 760;
}

.dns-empty {
  margin-top: 24px;
  padding: 18px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: var(--mist);
  line-height: 1.55;
}

.dns-records {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

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

.gate {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 12px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--mist);
}

.gate span {
  color: var(--muted);
  font-size: .9rem;
  font-weight: 820;
}

.gate strong {
  color: var(--teal);
  font-size: .9rem;
}

.gate small {
  grid-column: 1 / -1;
  color: var(--ink);
  line-height: 1.45;
}

.dns-record {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.dns-record strong {
  color: var(--teal);
}

.dns-record span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: .92rem;
}

.dns-record dl {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
}

.dns-record dl div {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 12px;
}

.dns-record dt {
  color: var(--muted);
  font-weight: 820;
}

.dns-record dd {
  min-width: 0;
  margin: 0;
}

.dns-record code {
  display: inline-block;
  max-width: 100%;
  overflow-wrap: anywhere;
  padding: 2px 5px;
  border-radius: 5px;
  background: var(--mist);
  color: var(--ink);
  font-size: .9rem;
}

.dns-actions {
  margin-top: 22px;
}

.footer {
  padding: 28px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .92rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.footer a {
  text-decoration: none;
}

@media (max-width: 860px) {
  .site-hero {
    background-position: left center;
  }

  .site-hero::before {
    background: rgba(7, 17, 31, .48);
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
    padding-top: 18px;
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 10px 12px;
  }

  .site-hero,
  .hero-inner {
    min-height: auto;
  }

  .hero-inner {
    padding: 60px 0 84px;
  }

  h1 {
    font-size: clamp(3.1rem, 18vw, 4.35rem);
  }

  .page-title h1 {
    font-size: clamp(2.7rem, 13vw, 3.4rem);
  }

  .signal-row,
  .split,
  .feature-grid,
  .pricing-grid,
  .proof-grid,
  .docs-grid,
  .status-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

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