:root {
  --font-main: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --navy-950: #07182d;
  --navy-900: #0d213d;
  --navy-800: #123253;
  --ink: #102033;
  --muted: #647386;
  --line: #d6e0ea;
  --cyan: #00b8d6;
  --cyan-strong: #00a0ba;
  --amber: #ff9f1c;
  --surface: #f5f8fb;
  --white: #ffffff;
  --shadow: 0 22px 70px rgba(9, 24, 45, 0.16);
  --radius: 8px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-main);
  color: var(--ink);
  background: var(--surface);
  letter-spacing: 0;
}

body.theme-a {
  --page-bg: #07182d;
  --section-bg: #f5f8fb;
  --section-alt: #eaf2f7;
  --text-main: #f7fbff;
  --text-soft: #bfd0de;
  --panel-bg: rgba(7, 24, 45, 0.78);
  --card-bg: #ffffff;
  --theme-line: rgba(0, 184, 214, 0.35);
}

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

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

button,
input {
  font: inherit;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 28px;
  width: min(1180px, calc(100% - 40px));
  margin: 16px auto 0;
  padding: 10px 10px 10px 14px;
  color: var(--text-main);
  background: rgba(8, 25, 46, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  box-shadow: 0 18px 48px rgba(7, 24, 45, 0.2);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: #061629;
  background: linear-gradient(135deg, var(--cyan), #75efff);
  border-radius: 7px;
  font-size: 0.78rem;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.25), 0 12px 26px rgba(0, 184, 214, 0.2);
}

.brand-text {
  white-space: nowrap;
  font-size: 1.03rem;
}

.brand-text strong {
  color: var(--cyan);
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 3vw, 32px);
  color: inherit;
  font-size: 0.9rem;
}

.nav-links a {
  color: color-mix(in srgb, currentColor 76%, transparent);
  transition: color 180ms ease;
}

.nav-links a:hover {
  color: var(--cyan);
}

.hero {
  position: relative;
  min-height: min(760px, 84svh);
  overflow: hidden;
  color: var(--text-main);
  background: var(--page-bg);
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.hero-media,
.hero-image,
.hero-vignette {
  position: absolute;
  inset: 0;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.02);
  transition: opacity 360ms ease, transform 700ms ease;
}

.hero-image-a {
  opacity: 1;
  transform: scale(1);
}

.hero-image-a {
  object-position: center;
}

.hero-vignette {
  background:
    linear-gradient(90deg, rgba(7, 24, 45, 0.98) 0%, rgba(7, 24, 45, 0.9) 28%, rgba(7, 24, 45, 0.42) 58%, rgba(7, 24, 45, 0.2) 100%),
    linear-gradient(180deg, rgba(7, 24, 45, 0.2), rgba(7, 24, 45, 0.72));
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  align-content: center;
  gap: clamp(32px, 7vh, 72px);
  width: min(1180px, calc(100% - 40px));
  min-height: min(760px, 84svh);
  margin: 0 auto;
  padding: 120px 0 52px;
}

.hero-copy {
  width: min(680px, 100%);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(3.8rem, 7vw, 6rem);
  line-height: 0.9;
  letter-spacing: 0;
}

@media (min-width: 981px) {
  .hero h1 {
    white-space: nowrap;
  }
}

.hero-lead {
  width: min(610px, 100%);
  margin: 28px 0 0;
  color: var(--text-soft);
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  line-height: 1.45;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  gap: 10px;
  padding: 0 20px;
  border-radius: 7px;
  border: 1px solid transparent;
  font-weight: 800;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

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

.button.primary {
  color: #041424;
  background: linear-gradient(135deg, var(--cyan), #8af5ff);
  box-shadow: 0 16px 44px rgba(0, 184, 214, 0.24);
}

.button.secondary {
  color: var(--text-main);
  border-color: color-mix(in srgb, var(--text-main) 24%, transparent);
  background: rgba(255, 255, 255, 0.08);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  width: min(850px, 100%);
}

.metric {
  min-height: 116px;
  padding: 20px;
  background: var(--panel-bg);
  border: 1px solid var(--theme-line);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
}

.metric-value {
  display: block;
  color: var(--cyan);
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1;
  font-weight: 900;
}

.metric-label {
  display: block;
  margin-top: 12px;
  color: var(--text-soft);
  font-size: 0.93rem;
  line-height: 1.35;
}

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(72px, 9vw, 118px) 0;
}

.intro-band {
  width: 100%;
  max-width: none;
  padding: 42px max(20px, calc((100vw - 1180px) / 2));
  background: var(--section-bg);
}

.section-heading {
  width: min(760px, 100%);
  margin-bottom: 34px;
}

.section-heading.compact {
  margin-bottom: 22px;
}

.section-heading h2,
.offer-copy h2,
.contact-copy h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.05rem, 4vw, 4.1rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.section-heading.compact h2 {
  font-size: clamp(1.55rem, 3vw, 2.55rem);
}

.intro-grid,
.problem-grid,
.coverage-grid,
.reason-layout {
  display: grid;
  gap: 14px;
}

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

.intro-grid > div,
.info-card,
.coverage-item,
.reason-card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 14px 40px rgba(16, 32, 51, 0.06);
}

.intro-grid > div {
  min-height: 120px;
  padding: 22px;
}

.intro-kicker,
.coverage-item span {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.intro-grid strong,
.coverage-item strong {
  display: block;
  color: var(--ink);
  font-size: 1.12rem;
  line-height: 1.35;
}

.challenge {
  position: relative;
}

.problem-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.info-card {
  min-height: 280px;
  padding: 24px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.info-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 184, 214, 0.42);
}

.card-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 34px;
  color: var(--cyan);
  border: 1px solid rgba(0, 184, 214, 0.4);
  border-radius: 7px;
  font-weight: 900;
}

.info-card h3,
.step h3,
.reason-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: 1.2rem;
  line-height: 1.18;
}

.info-card p,
.step p,
.reason-card p,
.offer-copy p,
.contact-copy p {
  margin: 16px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.process {
  width: 100%;
  max-width: none;
  padding-left: max(20px, calc((100vw - 1180px) / 2));
  padding-right: max(20px, calc((100vw - 1180px) / 2));
  background: var(--section-alt);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card-bg);
}

.step {
  position: relative;
  min-height: 300px;
  padding: 26px;
  border-right: 1px solid var(--line);
}

.step:last-child {
  border-right: 0;
}

.step-number {
  display: block;
  margin-bottom: 58px;
  color: var(--cyan);
  font-size: 3.8rem;
  line-height: 0.85;
  font-weight: 900;
}

.offer {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.05fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: start;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--ink);
  line-height: 1.45;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 9px;
  height: 9px;
  background: var(--cyan);
  border-radius: 50%;
}

.terms-panel {
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 24px;
  color: var(--white);
  background: var(--navy-900);
}

.panel-header span,
.panel-header strong {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.panel-header strong {
  color: var(--cyan);
}

.terms-list {
  margin: 0;
}

.terms-list div {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) minmax(150px, 1fr);
  gap: 24px;
  padding: 18px 24px;
  border-top: 1px solid var(--line);
}

.terms-list div:nth-child(even) {
  background: #edf3f7;
}

.terms-list dt {
  color: var(--muted);
}

.terms-list dd {
  margin: 0;
  color: var(--ink);
  font-weight: 900;
  text-align: right;
}

.coverage {
  width: 100%;
  max-width: none;
  padding-left: max(20px, calc((100vw - 1180px) / 2));
  padding-right: max(20px, calc((100vw - 1180px) / 2));
  background: var(--navy-950);
}

.coverage .section-heading h2 {
  color: var(--white);
}

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

.coverage-item {
  min-height: 152px;
  padding: 22px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: none;
}

.coverage-item span {
  color: #91aabd;
}

.coverage-item strong {
  color: var(--white);
}

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

.reason-card {
  min-height: 230px;
  padding: 28px;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.8fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: start;
}

.contact-form {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 24px;
  background: var(--navy-900);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: #d7e4ee;
  font-size: 0.88rem;
  font-weight: 800;
}

.contact-form input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  outline: none;
}

.contact-form input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 184, 214, 0.18);
}

.contact-form input::placeholder {
  color: rgba(215, 228, 238, 0.55);
}

.form-button {
  width: 100%;
  margin-top: 4px;
}

.form-button:disabled {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.form-note {
  min-height: 22px;
  margin: 0;
  color: #9fddeb;
  font-size: 0.9rem;
  line-height: 1.45;
}

.form-note.is-error {
  color: #ffb3b3;
}

.form-note.is-success {
  color: #9fddeb;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 20px;
  padding: 22px 20px;
  color: #9fb4c5;
  background: var(--navy-950);
  border-top: 1px solid rgba(0, 184, 214, 0.28);
  font-size: 0.9rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    min-height: 760px;
  }

  .hero-metrics,
  .intro-grid,
  .problem-grid,
  .steps,
  .coverage-grid,
  .reason-layout,
  .offer,
  .contact {
    grid-template-columns: 1fr;
  }

  .step {
    min-height: 230px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .step:last-child {
    border-bottom: 0;
  }

  .step-number {
    margin-bottom: 28px;
  }

  .offer,
  .contact {
    gap: 34px;
  }
}

@media (max-width: 680px) {
  .site-header {
    width: calc(100% - 24px);
    margin-top: 10px;
    padding: 9px;
  }

  .brand-text {
    font-size: 0.92rem;
  }

  .hero-vignette {
    background:
      linear-gradient(180deg, rgba(7, 24, 45, 0.86) 0%, rgba(7, 24, 45, 0.72) 46%, rgba(7, 24, 45, 0.9) 100%),
      linear-gradient(90deg, rgba(7, 24, 45, 0.9), rgba(7, 24, 45, 0.36));
  }

  .hero-inner {
    width: calc(100% - 28px);
    min-height: 760px;
    padding-top: 112px;
    padding-bottom: 34px;
  }

  .hero h1 {
    font-size: clamp(3rem, 17vw, 4.6rem);
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .metric {
    min-height: 96px;
    padding: 12px;
  }

  .metric-value {
    font-size: clamp(1.45rem, 9vw, 2.2rem);
  }

  .metric-label {
    margin-top: 8px;
    font-size: 0.74rem;
  }

  .section,
  .intro-band,
  .process,
  .coverage {
    width: 100%;
    padding-left: 14px;
    padding-right: 14px;
  }

  .section {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .intro-band {
    padding-top: 36px;
    padding-bottom: 36px;
  }

  .info-card,
  .reason-card,
  .coverage-item {
    min-height: auto;
  }

  .terms-list div {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 16px;
  }

  .terms-list dd {
    text-align: left;
  }

  .panel-header {
    display: grid;
    gap: 6px;
    padding: 18px;
  }

  .contact-form {
    padding: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}