:root {
  --ink: #071d2a;
  --ink-soft: #12384b;
  --sea: #0b86b0;
  --sea-bright: #18b9d0;
  --orange: #ff7a18;
  --orange-deep: #da4f08;
  --cream: #fff8e9;
  --paper: #fffdf8;
  --mist: #e9f6f8;
  --line: rgba(7, 29, 42, .13);
  --white: #fff;
  --shadow: 0 22px 70px rgba(7, 29, 42, .14);
  --shadow-soft: 0 12px 34px rgba(7, 29, 42, .10);
  --radius-xl: 36px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --shell: min(1180px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 14% 8%, rgba(24, 185, 208, .13), transparent 28rem),
    radial-gradient(circle at 90% 4%, rgba(255, 122, 24, .12), transparent 25rem),
    linear-gradient(180deg, #fffdf8 0%, #f7fbfb 44%, #fff9ec 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
}

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

[hidden] {
  display: none !important;
}

::selection {
  color: var(--white);
  background: var(--sea);
}

.site-header {
  position: sticky;
  z-index: 40;
  top: 0;
  border-bottom: 1px solid rgba(7, 29, 42, .08);
  background: rgba(255, 253, 248, .88);
  backdrop-filter: blur(18px);
}

.header-shell {
  width: var(--shell);
  min-height: 76px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 18px;
}

.brand-lockup {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  object-fit: contain;
}

.brand-word {
  min-width: max-content;
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: -.02em;
}

.brand-word span {
  color: var(--orange-deep);
}

.primary-nav {
  justify-self: center;
}

.nav-list {
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-link {
  display: inline-flex;
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: .88rem;
  font-weight: 760;
  text-decoration: none;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--ink);
  background: rgba(11, 134, 176, .09);
  transform: translateY(-1px);
}

.header-action {
  justify-self: end;
  min-width: max-content;
  padding: 11px 17px;
  border: 1px solid rgba(218, 79, 8, .25);
  border-radius: 999px;
  color: var(--white);
  background: linear-gradient(135deg, var(--orange), var(--orange-deep));
  box-shadow: 0 10px 24px rgba(218, 79, 8, .18);
  font-size: .9rem;
  font-weight: 850;
}

.nav-button {
  width: 44px;
  height: 44px;
  display: none;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--ink);
  background: var(--paper);
  cursor: pointer;
}

.nav-button-bars,
.nav-button-bars::before,
.nav-button-bars::after {
  width: 20px;
  height: 2px;
  display: block;
  border-radius: 3px;
  background: currentColor;
  transition: transform .2s ease;
}

.nav-button-bars {
  position: relative;
}

.nav-button-bars::before,
.nav-button-bars::after {
  position: absolute;
  left: 0;
  content: "";
}

.nav-button-bars::before {
  top: -6px;
}

.nav-button-bars::after {
  top: 6px;
}

.nav-button[aria-expanded="true"] .nav-button-bars {
  background: transparent;
}

.nav-button[aria-expanded="true"] .nav-button-bars::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-button[aria-expanded="true"] .nav-button-bars::after {
  top: 0;
  transform: rotate(-45deg);
}

main {
  position: relative;
}

.hero {
  position: relative;
  min-height: 760px;
  padding: 82px 0 70px;
  overflow: clip;
}

.hero::before,
.hero::after {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  content: "";
  filter: blur(1px);
}

.hero::before {
  width: 520px;
  height: 520px;
  top: -210px;
  right: -180px;
  border: 1px solid rgba(11, 134, 176, .16);
  background: repeating-radial-gradient(circle, rgba(11, 134, 176, .06) 0 2px, transparent 2px 14px);
}

.hero::after {
  width: 290px;
  height: 290px;
  left: -110px;
  bottom: 40px;
  background: linear-gradient(145deg, rgba(255, 122, 24, .14), rgba(24, 185, 208, .08));
}

.hero-shell {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(430px, 1.08fr);
  align-items: center;
  gap: clamp(44px, 7vw, 92px);
}

.hero-copy {
  position: relative;
  z-index: 3;
}

.eyebrow {
  margin: 0 0 16px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--sea);
  font-size: .78rem;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.eyebrow-dot {
  width: 9px;
  height: 9px;
  border: 2px solid var(--paper);
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 122, 24, .18);
}

.hero-title {
  max-width: 720px;
  margin: 0;
  color: var(--ink);
  font-size: clamp(3.15rem, 6.5vw, 6.45rem);
  font-weight: 950;
  line-height: .96;
  letter-spacing: -.065em;
}

.hero-title-emphasis {
  display: block;
  color: transparent;
  background: linear-gradient(110deg, var(--orange-deep), var(--orange) 45%, var(--sea));
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-lead {
  max-width: 650px;
  margin: 26px 0 0;
  color: #365361;
  font-size: clamp(1.02rem, 1.7vw, 1.22rem);
  line-height: 1.75;
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.cta {
  cursor: pointer;
}

.action-primary,
.action-secondary,
.action-inline,
.action-round,
.final-action,
.rail-action {
  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 14px 21px;
  border-radius: 999px;
  font-weight: 900;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.action-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--orange), var(--orange-deep));
  box-shadow: 0 16px 34px rgba(218, 79, 8, .24);
}

.action-primary::after,
.final-action::after {
  position: absolute;
  z-index: -1;
  inset: 4px;
  border: 1px solid rgba(255, 255, 255, .35);
  border-radius: inherit;
  content: "";
}

.action-secondary {
  border: 1px solid rgba(7, 29, 42, .16);
  color: var(--ink);
  background: rgba(255, 255, 255, .74);
}

.action-primary:hover,
.action-secondary:hover,
.action-inline:hover,
.action-round:hover,
.final-action:hover,
.rail-action:hover,
.header-action:hover {
  transform: translateY(-2px);
}

.action-primary:focus-visible,
.action-secondary:focus-visible,
.action-inline:focus-visible,
.action-round:focus-visible,
.final-action:focus-visible,
.rail-action:focus-visible,
.header-action:focus-visible,
.visual-card:focus-visible,
.nav-button:focus-visible {
  outline: 3px solid rgba(24, 185, 208, .44);
  outline-offset: 3px;
}

.hero-proof {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.proof-item {
  min-width: 0;
  padding: 14px 13px;
  border-top: 1px solid var(--line);
}

.proof-value {
  display: block;
  color: var(--ink);
  font-size: 1.16rem;
  font-weight: 950;
}

.proof-label {
  display: block;
  margin-top: 2px;
  color: #5a707a;
  font-size: .76rem;
  line-height: 1.35;
}

.hero-gallery {
  position: relative;
  min-height: 610px;
}

.visual-card {
  position: absolute;
  margin: 0;
  overflow: hidden;
  border: 8px solid var(--paper);
  border-radius: var(--radius-lg);
  background: var(--mist);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform .35s ease, box-shadow .35s ease;
}

.visual-card:hover {
  box-shadow: 0 30px 80px rgba(7, 29, 42, .2);
}

.visual-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.visual-main {
  width: min(72%, 430px);
  height: 565px;
  top: 18px;
  left: 14%;
  transform: rotate(2deg);
}

.visual-main:hover {
  transform: rotate(1deg) translateY(-6px);
}

.visual-left {
  width: 210px;
  height: 278px;
  left: -15px;
  bottom: 2px;
  transform: rotate(-7deg);
}

.visual-left:hover {
  transform: rotate(-4deg) translateY(-6px);
}

.visual-right {
  width: 235px;
  height: 210px;
  top: 56px;
  right: -22px;
  transform: rotate(7deg);
}

.visual-right:hover {
  transform: rotate(4deg) translateY(-6px);
}

.visual-caption {
  position: absolute;
  right: 10px;
  bottom: 10px;
  left: 10px;
  padding: 9px 11px;
  border: 1px solid rgba(255, 255, 255, .58);
  border-radius: 13px;
  color: var(--white);
  background: rgba(7, 29, 42, .78);
  backdrop-filter: blur(8px);
  font-size: .74rem;
  font-weight: 820;
  line-height: 1.35;
}

.visual-main .visual-caption {
  left: 42%;
  text-align: right;
}

.gallery-seal {
  position: absolute;
  z-index: 6;
  width: 112px;
  height: 112px;
  right: 2px;
  bottom: 54px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 122, 24, .28);
  border-radius: 50%;
  color: var(--orange-deep);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
  font-size: .72rem;
  font-weight: 950;
  letter-spacing: .08em;
  text-align: center;
  text-transform: uppercase;
  transform: rotate(-7deg);
}

.quick-map {
  width: var(--shell);
  margin: -4px auto 0;
  padding: 22px;
  display: grid;
  grid-template-columns: auto repeat(4, 1fr) auto;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(7, 29, 42, .08);
  border-radius: 26px;
  background: rgba(255, 255, 255, .78);
  box-shadow: var(--shadow-soft);
}

.map-title {
  padding: 0 12px 0 2px;
  color: var(--ink);
  font-size: .85rem;
  font-weight: 950;
}

.map-link {
  min-height: 54px;
  padding: 10px 12px;
  display: grid;
  grid-template-columns: 30px 1fr;
  align-items: center;
  gap: 8px;
  border-radius: 15px;
  color: var(--ink-soft);
  background: #f4f9f9;
  font-size: .76rem;
  font-weight: 780;
  line-height: 1.25;
  text-decoration: none;
}

.map-link:hover,
.map-link:focus-visible {
  color: var(--ink);
  background: var(--mist);
}

.map-number {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: var(--sea);
  font-size: .7rem;
  font-weight: 950;
}

.action-round {
  width: 54px;
  height: 54px;
  padding: 0;
  color: var(--white);
  background: var(--orange-deep);
}

.manifesto {
  padding: 116px 0 96px;
}

.manifesto-shell {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(260px, .72fr) minmax(0, 1.28fr);
  gap: clamp(46px, 8vw, 112px);
}

.section-kicker {
  margin: 0 0 14px;
  color: var(--orange-deep);
  font-size: .75rem;
  font-weight: 950;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.section-title {
  margin: 0;
  font-size: clamp(2.25rem, 4.5vw, 4.3rem);
  font-weight: 950;
  line-height: 1.04;
  letter-spacing: -.05em;
}

.section-intro {
  margin: 22px 0 0;
  color: #4d6874;
  font-size: 1.04rem;
}

.manifesto-side {
  position: sticky;
  top: 120px;
  align-self: start;
}

.trust-note {
  margin-top: 26px;
  padding: 19px;
  border-left: 4px solid var(--sea);
  border-radius: 0 18px 18px 0;
  color: #46616d;
  background: rgba(233, 246, 248, .66);
  font-size: .86rem;
}

.manifesto-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.promise-card {
  position: relative;
  min-height: 230px;
  padding: 27px;
  border: 1px solid rgba(7, 29, 42, .09);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: 0 10px 30px rgba(7, 29, 42, .06);
  overflow: hidden;
}

.promise-card::after {
  position: absolute;
  width: 120px;
  height: 120px;
  right: -58px;
  bottom: -58px;
  border-radius: 50%;
  background: rgba(24, 185, 208, .1);
  content: "";
}

.promise-card:nth-child(2n)::after {
  background: rgba(255, 122, 24, .11);
}

.promise-index {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(11, 134, 176, .2);
  border-radius: 12px;
  color: var(--sea);
  background: var(--mist);
  font-size: .76rem;
  font-weight: 950;
}

.promise-title {
  margin: 34px 0 10px;
  font-size: 1.18rem;
  line-height: 1.25;
}

.promise-text {
  margin: 0;
  color: #56717c;
  font-size: .88rem;
}

.offer-stage {
  width: var(--shell);
  margin: 0 auto 110px;
  min-height: 590px;
  position: relative;
  display: grid;
  align-items: end;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background-image: linear-gradient(90deg, rgba(7, 29, 42, .96) 0%, rgba(7, 29, 42, .88) 34%, rgba(7, 29, 42, .28) 68%, rgba(7, 29, 42, .08) 100%), url("/images/4dating-background.webp");
  background-position: center;
  background-size: cover;
  box-shadow: var(--shadow);
}

.offer-content {
  width: min(590px, 100%);
  padding: clamp(34px, 6vw, 72px);
  color: var(--white);
}

.offer-badge {
  display: inline-flex;
  padding: 7px 11px;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 999px;
  background: rgba(255, 255, 255, .1);
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.offer-title {
  margin: 20px 0 0;
  font-size: clamp(2.3rem, 5vw, 4.9rem);
  font-weight: 950;
  line-height: .98;
  letter-spacing: -.055em;
}

.offer-text {
  max-width: 520px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, .82);
  font-size: .98rem;
}

.action-inline {
  margin-top: 28px;
  color: var(--ink);
  background: var(--white);
}

.process {
  padding: 102px 0;
  background: linear-gradient(180deg, rgba(233, 246, 248, .72), rgba(255, 255, 255, 0));
}

.process-shell {
  width: var(--shell);
  margin: 0 auto;
}

.process-head {
  max-width: 760px;
}

.process-line {
  position: relative;
  margin-top: 54px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.process-line::before {
  position: absolute;
  height: 2px;
  top: 30px;
  right: 9%;
  left: 9%;
  background: linear-gradient(90deg, var(--sea), var(--orange));
  content: "";
}

.step-card {
  position: relative;
  z-index: 1;
  padding: 0 12px 24px;
  text-align: center;
}

.step-node {
  width: 62px;
  height: 62px;
  margin: 0 auto 20px;
  display: grid;
  place-items: center;
  border: 8px solid #eff9fa;
  border-radius: 50%;
  color: var(--white);
  background: var(--sea);
  box-shadow: 0 8px 25px rgba(11, 134, 176, .24);
  font-size: .82rem;
  font-weight: 950;
}

.step-card:nth-child(2n) .step-node {
  background: var(--orange-deep);
  box-shadow: 0 8px 25px rgba(218, 79, 8, .22);
}

.step-title {
  margin: 0 0 8px;
  font-size: 1.02rem;
}

.step-text {
  margin: 0;
  color: #58727e;
  font-size: .82rem;
}

.editorial {
  padding: 110px 0 126px;
}

.editorial-shell {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 240px minmax(0, 760px) minmax(180px, 1fr);
  align-items: start;
  gap: clamp(30px, 5vw, 70px);
}

.article-nav {
  position: sticky;
  top: 116px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, .7);
}

.article-nav-title {
  margin: 0 0 12px;
  font-size: .72rem;
  font-weight: 950;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.article-nav-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
  list-style: none;
}

.article-nav-link {
  display: block;
  padding: 8px 9px;
  border-radius: 10px;
  color: #536d78;
  font-size: .76rem;
  line-height: 1.32;
  text-decoration: none;
}

.article-nav-link:hover,
.article-nav-link:focus-visible {
  color: var(--ink);
  background: var(--mist);
}

.article-body {
  min-width: 0;
}

.article-intro-mark {
  width: 70px;
  height: 8px;
  margin-bottom: 32px;
  border-radius: 10px;
  background: linear-gradient(90deg, var(--orange), var(--sea));
}

.article-body p {
  margin: 0 0 22px;
  color: #344f5b;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.03rem, 1.6vw, 1.14rem);
  line-height: 1.86;
}

.article-body p:first-of-type {
  color: var(--ink);
  font-size: clamp(1.2rem, 2vw, 1.4rem);
  line-height: 1.72;
}

.article-body h2 {
  margin: 76px 0 20px;
  color: var(--ink);
  font-size: clamp(1.75rem, 3vw, 2.7rem);
  font-weight: 950;
  line-height: 1.08;
  letter-spacing: -.035em;
}

.article-body h2::before {
  width: 34px;
  height: 4px;
  margin-bottom: 13px;
  display: block;
  border-radius: 4px;
  background: var(--orange);
  content: "";
}

.article-rail {
  position: sticky;
  top: 116px;
  display: grid;
  gap: 15px;
}

.rail-card {
  padding: 20px;
  border-radius: var(--radius-md);
  color: var(--white);
  background: var(--ink);
  box-shadow: var(--shadow-soft);
}

.rail-card-light {
  color: var(--ink);
  background: var(--cream);
}

.rail-label {
  margin: 0 0 9px;
  color: var(--sea-bright);
  font-size: .7rem;
  font-weight: 950;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.rail-card-light .rail-label {
  color: var(--orange-deep);
}

.rail-copy {
  margin: 0;
  font-size: .82rem;
  line-height: 1.55;
}

.rail-action {
  width: 100%;
  margin-top: 15px;
  padding: 11px 14px;
  color: var(--ink);
  background: var(--white);
  font-size: .78rem;
}

.facts-band {
  padding: 90px 0;
  color: var(--white);
  background:
    linear-gradient(120deg, rgba(255, 122, 24, .11), transparent 48%),
    var(--ink);
}

.facts-shell {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr repeat(3, .8fr);
  align-items: start;
  gap: 18px;
}

.facts-copy {
  padding-right: 30px;
}

.facts-title {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: -.045em;
}

.facts-text {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, .7);
  font-size: .9rem;
}

.fact-tile {
  min-height: 172px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 22px;
  background: rgba(255, 255, 255, .055);
}

.fact-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: var(--ink);
  background: var(--orange);
  font-weight: 950;
}

.fact-name {
  margin: 28px 0 0;
  font-size: .98rem;
}

.fact-detail {
  margin: 6px 0 0;
  color: rgba(255, 255, 255, .62);
  font-size: .76rem;
}

.final-panel {
  padding: 120px 0;
}

.final-shell {
  width: var(--shell);
  margin: 0 auto;
  position: relative;
  padding: clamp(42px, 8vw, 96px);
  overflow: hidden;
  border-radius: var(--radius-xl);
  color: var(--ink);
  background:
    radial-gradient(circle at 85% 15%, rgba(24, 185, 208, .22), transparent 18rem),
    radial-gradient(circle at 5% 110%, rgba(255, 122, 24, .2), transparent 24rem),
    var(--cream);
  text-align: center;
}

.final-shell::before {
  position: absolute;
  width: 230px;
  height: 230px;
  top: -130px;
  left: -80px;
  border: 30px solid rgba(255, 122, 24, .11);
  border-radius: 50%;
  content: "";
}

.final-kicker {
  margin: 0 0 14px;
  color: var(--orange-deep);
  font-size: .76rem;
  font-weight: 950;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.final-title {
  max-width: 850px;
  margin: 0 auto;
  font-size: clamp(2.5rem, 5.7vw, 5.5rem);
  font-weight: 950;
  line-height: .98;
  letter-spacing: -.06em;
}

.final-text {
  max-width: 690px;
  margin: 24px auto 0;
  color: #496571;
  font-size: 1rem;
}

.final-action {
  margin-top: 31px;
  color: var(--white);
  background: linear-gradient(135deg, var(--sea), #075f83);
  box-shadow: 0 18px 38px rgba(11, 134, 176, .22);
}

.site-footer {
  padding: 34px 0 46px;
  border-top: 1px solid var(--line);
}

.footer-shell {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-weight: 900;
}

.footer-mark {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.footer-copy {
  margin: 5px 0 0;
  color: #627984;
  font-size: .75rem;
}

.footer-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  color: #5d747e;
  font-size: .76rem;
}

.footer-pill {
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
}

.rise {
  transform: translateY(0);
  transition: transform .55s ease;
}

.rise.ready {
  transform: translateY(-4px);
}

@media (max-width: 1080px) {
  :root {
    --shell: min(100% - 32px, 960px);
  }

  .hero-shell {
    grid-template-columns: minmax(0, .95fr) minmax(390px, 1.05fr);
    gap: 34px;
  }

  .hero-gallery {
    min-height: 570px;
  }

  .visual-main {
    width: 70%;
    height: 520px;
  }

  .visual-left {
    width: 185px;
    height: 248px;
  }

  .visual-right {
    width: 205px;
    height: 190px;
  }

  .editorial-shell {
    grid-template-columns: 190px minmax(0, 1fr);
  }

  .article-rail {
    position: static;
    grid-column: 2;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .facts-copy {
    grid-column: 1 / -1;
    padding: 0 0 22px;
  }
}

@media (max-width: 860px) {
  .header-shell {
    grid-template-columns: auto 1fr auto auto;
  }

  .primary-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 16px;
    left: 16px;
    display: none;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 0 0 20px 20px;
    background: var(--paper);
    box-shadow: var(--shadow-soft);
  }

  .primary-nav.is-open {
    display: block;
  }

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

  .nav-link {
    display: flex;
    justify-content: center;
  }

  .nav-button {
    display: inline-flex;
  }

  .hero {
    min-height: 0;
    padding-top: 58px;
  }

  .hero-shell {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 710px;
  }

  .hero-gallery {
    min-height: 620px;
    margin-top: 8px;
  }

  .visual-main {
    width: 52%;
    left: 24%;
  }

  .visual-left {
    left: 9%;
  }

  .visual-right {
    right: 8%;
  }

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

  .map-title,
  .action-round {
    grid-column: 1 / -1;
  }

  .action-round {
    width: 100%;
  }

  .manifesto-shell {
    grid-template-columns: 1fr;
  }

  .manifesto-side {
    position: static;
  }

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

  .process-line::before {
    display: none;
  }

  .editorial-shell {
    grid-template-columns: 1fr;
  }

  .article-nav {
    position: static;
  }

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

  .article-rail {
    grid-column: 1;
  }
}

@media (max-width: 620px) {
  :root {
    --shell: calc(100% - 24px);
    --radius-xl: 26px;
    --radius-lg: 20px;
  }

  .header-shell {
    min-height: 68px;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 8px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    flex-basis: 38px;
  }

  .brand-word {
    font-size: .92rem;
  }

  .header-action {
    max-width: 114px;
    min-width: 0;
    padding: 9px 11px;
    font-size: .72rem;
    line-height: 1.15;
  }

  .nav-button {
    width: 40px;
    height: 40px;
  }

  .primary-nav {
    right: 12px;
    left: 12px;
  }

  .hero {
    padding-top: 42px;
  }

  .hero-title {
    font-size: clamp(2.75rem, 15vw, 4.65rem);
  }

  .hero-lead {
    margin-top: 20px;
    font-size: .98rem;
  }

  .hero-actions {
    display: grid;
  }

  .action-primary,
  .action-secondary {
    width: 100%;
  }

  .hero-proof {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .proof-item {
    display: grid;
    grid-template-columns: 90px 1fr;
    align-items: baseline;
    gap: 10px;
  }

  .hero-gallery {
    min-height: 560px;
    margin-top: 18px;
  }

  .visual-main {
    width: 68%;
    height: 470px;
    left: 16%;
  }

  .visual-left {
    width: 145px;
    height: 205px;
    left: 0;
  }

  .visual-right {
    width: 155px;
    height: 150px;
    top: 34px;
    right: 0;
  }

  .visual-caption {
    right: 7px;
    bottom: 7px;
    left: 7px;
    padding: 7px 8px;
    font-size: .64rem;
  }

  .gallery-seal {
    width: 88px;
    height: 88px;
    right: 0;
    bottom: 32px;
    font-size: .58rem;
  }

  .quick-map {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .map-title,
  .action-round {
    grid-column: 1;
  }

  .manifesto {
    padding: 86px 0 72px;
  }

  .manifesto-grid {
    grid-template-columns: 1fr;
  }

  .promise-card {
    min-height: 0;
  }

  .offer-stage {
    min-height: 630px;
    margin-bottom: 76px;
    align-items: end;
    background-image: linear-gradient(0deg, rgba(7, 29, 42, .98) 0%, rgba(7, 29, 42, .9) 46%, rgba(7, 29, 42, .18) 82%), url("/images/4dating-background.webp");
    background-position: 58% center;
  }

  .offer-content {
    padding: 30px 24px;
  }

  .process {
    padding: 78px 0;
  }

  .process-line {
    grid-template-columns: 1fr;
  }

  .step-card {
    display: grid;
    grid-template-columns: 58px 1fr;
    gap: 14px;
    text-align: left;
  }

  .step-node {
    width: 54px;
    height: 54px;
    grid-row: 1 / span 2;
    margin: 0;
  }

  .editorial {
    padding: 84px 0 96px;
  }

  .article-nav-list {
    grid-template-columns: 1fr;
  }

  .article-body h2 {
    margin-top: 58px;
  }

  .article-rail {
    grid-template-columns: 1fr;
  }

  .facts-band {
    padding: 72px 0;
  }

  .facts-shell {
    grid-template-columns: 1fr;
  }

  .final-panel {
    padding: 80px 0;
  }

  .final-shell {
    padding: 50px 22px;
  }

  .footer-shell {
    grid-template-columns: 1fr;
  }

  .footer-meta {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}