@font-face {
    font-family: "NunitoLocal";
    src: url("Nunito-Regular.woff2") format("woff2"), url("Nunito-Regular.ttf") format("truetype");
    font-weight: 400;
    font-display: swap;
}

@font-face {
    font-family: "NunitoLocal";
    src: url("Nunito-Bold.woff2") format("woff2"), url("Nunito-Bold.ttf") format("truetype");
    font-weight: 700;
    font-display: swap;
}

@font-face {
    font-family: "NunitoLocal";
    src: url("Nunito-ExtraBold.woff2") format("woff2"), url("Nunito-ExtraBold.ttf") format("truetype");
    font-weight: 800;
    font-display: swap;
}

@font-face {
    font-family: "Literata";
    src: url("Literata-600-cyrillic.woff2") format("woff2");
    font-weight: 600;
    font-display: swap;
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
    font-family: "Literata";
    src: url("Literata-600-latin.woff2") format("woff2");
    font-weight: 600;
    font-display: swap;
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+2000-206F, U+20AC, U+2212;
}

:root {
    --paper: #f8f6f1;
    --surface: #fffefa;
    --mist: #edf3ef;
    --forest: #103b32;
    --forest-deep: #082820;
    --green: #0b7768;
    --green-soft: #dceee7;
    --bronze: #a5783f;
    --coral: #b75f46;
    --ink: #17231f;
    --muted: #60706a;
    --line: rgba(23, 35, 31, 0.14);
    --line-light: rgba(255, 255, 255, 0.16);
    --shadow: 0 24px 70px rgba(12, 39, 32, 0.12);
    --serif: "Literata", Georgia, serif;
    --sans: "NunitoLocal", system-ui, sans-serif;
    --header-h: 76px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + 24px);
    background: var(--paper);
}

body {
    margin: 0;
    overflow-x: hidden;
    color: var(--ink);
    background: var(--paper);
    font-family: var(--sans);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

body.modal-open,
body.menu-open {
    overflow: hidden;
}

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

a {
    color: inherit;
}

button,
input {
    font: inherit;
}

button {
    color: inherit;
}

h1,
h2,
h3,
h4,
p {
    margin: 0;
}

h1,
h2,
h3,
.display-copy,
.price-value,
.measure-index,
.doctor-experience strong {
    font-family: var(--serif);
    font-weight: 600;
    letter-spacing: 0;
}

:focus-visible {
    outline: 3px solid rgba(11, 119, 104, 0.38);
    outline-offset: 4px;
}

.container {
    width: min(1180px, calc(100% - 48px));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    min-height: var(--header-h);
    border-bottom: 1px solid rgba(16, 59, 50, 0.1);
    background: rgba(248, 246, 241, 0.93);
    backdrop-filter: blur(18px);
}

.site-header__inner {
    display: flex;
    min-height: var(--header-h);
    gap: 20px;
    align-items: center;
}

.brand {
    display: inline-flex;
    flex: 0 0 auto;
    gap: 13px;
    align-items: center;
    text-decoration: none;
}

.brand img {
    width: 126px;
    height: auto;
}

.brand__note {
    max-width: 178px;
    padding-left: 13px;
    border-left: 1px solid var(--line);
    color: var(--muted);
    font-size: 11px;
    font-weight: 400;
    line-height: 1.2;
}

.desktop-nav {
    display: flex;
    flex: 1 1 auto;
    justify-content: center;
    gap: clamp(13px, 1.6vw, 23px);
    align-items: center;
}

.desktop-nav a {
    color: #53615c;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
    transition: color 0.25s ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible {
    color: var(--forest);
}

.header-actions {
    display: flex;
    flex: 0 0 auto;
    gap: 12px;
    align-items: center;
}

.phone-link {
    color: var(--ink);
    font-size: 15px;
    font-weight: 800;
    text-decoration: none;
    white-space: nowrap;
}

.btn {
    display: inline-flex;
    min-height: 48px;
    padding: 13px 21px;
    border: 1px solid transparent;
    border-radius: 999px;
    align-items: center;
    justify-content: center;
    gap: 9px;
    font-weight: 800;
    line-height: 1.1;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.28s ease, box-shadow 0.28s ease, background-color 0.28s ease, border-color 0.28s ease, color 0.28s ease;
}

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

.btn-primary {
    background: var(--green);
    color: #fff;
    box-shadow: 0 8px 24px rgba(11, 119, 104, 0.2);
}

.btn-primary:hover {
    background: #08695c;
    box-shadow: 0 12px 30px rgba(11, 119, 104, 0.25);
}

.btn-light {
    border-color: rgba(255, 255, 255, 0.38);
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    backdrop-filter: blur(12px);
}

.btn-light:hover {
    background: rgba(255, 255, 255, 0.2);
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    margin: 4px auto;
    border-radius: 2px;
    background: currentColor;
    transition: transform 0.24s ease, opacity 0.24s ease;
}

.menu-open .menu-toggle span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.menu-open .menu-toggle span:nth-child(2) {
    opacity: 0;
}

.menu-open .menu-toggle span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.mobile-nav {
    display: none;
    position: fixed;
    inset: var(--header-h) 0 auto;
    z-index: 990;
    max-height: calc(100vh - var(--header-h));
    padding: 16px 24px 24px;
    overflow: auto;
    border-bottom: 1px solid var(--line);
    background: rgba(248, 246, 241, 0.99);
    box-shadow: var(--shadow);
}

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

.mobile-nav a,
.mobile-nav button {
    display: flex;
    width: 100%;
    min-height: 50px;
    padding: 0;
    border: 0;
    border-bottom: 1px solid var(--line);
    align-items: center;
    justify-content: space-between;
    background: transparent;
    font-weight: 800;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
}

.fallback-success {
    display: none;
    position: fixed;
    inset: var(--header-h) 0 auto;
    z-index: 980;
    padding: 14px 0;
    background: var(--green-soft);
    color: var(--forest);
    box-shadow: 0 12px 30px rgba(16, 59, 50, 0.14);
}

.fallback-success:target {
    display: block;
}

.fallback-success .container {
    display: flex;
    gap: 12px;
    align-items: center;
}

.fallback-success a {
    margin-left: auto;
    color: var(--green);
    font-weight: 800;
}

.oxy-hero {
    position: relative;
    min-height: 790px;
    overflow: hidden;
    isolation: isolate;
}

.oxy-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -2;
    background: url("oxyterra-hero.webp") 64% center / cover no-repeat;
    transform: scale(1.01);
}

.oxy-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(90deg, rgba(248, 246, 241, 0.98) 0%, rgba(248, 246, 241, 0.95) 38%, rgba(248, 246, 241, 0.7) 55%, rgba(248, 246, 241, 0.08) 79%);
}

.oxy-hero__inner {
    display: flex;
    min-height: 790px;
    padding: 70px 0 52px;
    align-items: center;
}

.oxy-hero__copy {
    width: min(665px, 60%);
}

.back-link {
    display: inline-flex;
    margin-bottom: 24px;
    align-items: center;
    gap: 8px;
    color: var(--green);
    font-size: 14px;
    font-weight: 800;
    text-decoration: none;
}

.back-link::before {
    content: "←";
}

.eyebrow {
    display: flex;
    margin-bottom: 18px;
    align-items: center;
    gap: 11px;
    color: var(--bronze);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.eyebrow::before {
    content: "";
    width: 28px;
    height: 1px;
    background: currentColor;
}

.oxy-hero h1 {
    max-width: 650px;
    font-size: clamp(40px, 4.4vw, 62px);
    line-height: 1.03;
    text-wrap: balance;
}

.display-copy {
    max-width: 620px;
    margin-top: 24px;
    color: var(--forest);
    font-size: clamp(25px, 2.3vw, 34px);
    line-height: 1.15;
}

.hero-lead {
    max-width: 620px;
    margin-top: 20px;
    color: #50605a;
    font-size: 18px;
    line-height: 1.55;
}

.hero-conversion {
    display: flex;
    margin-top: 28px;
    gap: 18px;
    align-items: center;
}

.hero-conversion__meta strong,
.hero-conversion__meta span {
    display: block;
}

.hero-conversion__meta strong {
    color: var(--forest);
    font-size: 15px;
}

.hero-conversion__meta span {
    margin-top: 2px;
    color: var(--muted);
    font-size: 13px;
}

.legal-warning {
    max-width: 680px;
    margin-top: 22px;
    padding: 13px 16px;
    border-left: 3px solid var(--coral);
    background: rgba(255, 254, 250, 0.78);
    color: #5d5e58;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.45;
}

.hero-facts {
    display: grid;
    margin-top: 32px;
    border-top: 1px solid rgba(16, 59, 50, 0.18);
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.hero-facts div {
    min-width: 0;
    padding: 18px 18px 0 0;
}

.hero-facts strong,
.hero-facts span {
    display: block;
}

.hero-facts strong {
    color: var(--forest);
    font-size: 13px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.hero-facts span {
    margin-top: 7px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.42;
}

.section {
    padding: 104px 0;
}

.section--surface {
    background: var(--surface);
}

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

.section--forest {
    color: #fff;
    background: var(--forest-deep);
}

.section-heading {
    display: grid;
    margin-bottom: 48px;
    grid-template-columns: minmax(0, 0.85fr) minmax(300px, 0.55fr);
    gap: 68px;
    align-items: end;
}

.section-heading h2 {
    max-width: 760px;
    font-size: clamp(38px, 4.8vw, 64px);
    line-height: 1.06;
    text-wrap: balance;
}

.section-heading > p,
.section-copy {
    color: var(--muted);
    font-size: 18px;
    line-height: 1.6;
}

.section--forest .section-heading > p,
.section--forest .section-copy {
    color: rgba(255, 255, 255, 0.66);
}

#situations {
    padding-top: 60px;
}

.situation-layout {
    display: grid;
    grid-template-columns: minmax(330px, 0.76fr) minmax(0, 1.24fr);
    gap: 80px;
    align-items: start;
}

.situation-intro {
    position: sticky;
    top: calc(var(--header-h) + 28px);
}

.situation-intro h2 {
    max-width: 610px;
    font-size: clamp(40px, 4vw, 54px);
    line-height: 1.04;
    text-wrap: balance;
}

.situation-intro > p {
    max-width: 570px;
    margin-top: 24px;
    color: var(--muted);
    font-size: 18px;
    line-height: 1.65;
}

.situation-decision {
    max-width: 570px;
    margin-top: 34px;
    padding: 26px;
    border-left: 3px solid var(--bronze);
    background: rgba(236, 242, 238, 0.72);
}

.situation-decision > span {
    display: block;
    color: var(--green);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.situation-decision strong {
    display: block;
    margin-top: 10px;
    color: var(--forest);
    font-family: var(--serif);
    font-size: 24px;
    line-height: 1.24;
}

.situation-decision p {
    margin: 16px 0 0;
    color: var(--muted);
    font-size: 15px;
}

.situation-decision .btn {
    margin-top: 20px;
}

.situation-cases {
    border-top: 1px solid var(--line);
}

.situation-case {
    display: grid;
    padding: 32px 0;
    border-bottom: 1px solid var(--line);
    grid-template-columns: 58px 1fr;
    gap: 22px;
    transition: padding-left 0.3s ease, border-color 0.3s ease;
}

.situation-case:hover {
    padding-left: 12px;
    border-color: rgba(11, 119, 104, 0.42);
}

.situation-case__index {
    color: var(--bronze);
    font-family: var(--serif);
    font-size: 25px;
}

.situation-case h3 {
    color: var(--forest);
    font-size: clamp(23px, 2.2vw, 30px);
    line-height: 1.18;
}

.situation-case p {
    max-width: 700px;
    margin-top: 12px;
    color: var(--muted);
    font-size: 17px;
    line-height: 1.58;
}

.situation-case__signal {
    display: inline-flex;
    margin-top: 18px;
    color: var(--green);
    font-size: 13px;
    font-weight: 800;
}

.method-story {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) minmax(470px, 1.18fr);
    gap: 72px;
    align-items: center;
}

.method-story__copy h2,
.doctor-copy h2,
.price-intro h2,
.contra-copy h2 {
    font-size: clamp(38px, 4.5vw, 60px);
    line-height: 1.06;
    text-wrap: balance;
}

.method-story__copy > p {
    margin-top: 22px;
    color: var(--muted);
    font-size: 18px;
    line-height: 1.65;
}

.cycle-list {
    display: grid;
    margin: 32px 0 0;
    padding: 0;
    list-style: none;
}

.cycle-list li {
    display: grid;
    padding: 16px 0;
    border-top: 1px solid var(--line);
    grid-template-columns: 42px 1fr;
    gap: 16px;
}

.cycle-list strong {
    color: var(--bronze);
    font-family: var(--serif);
    font-size: 22px;
}

.cycle-list span {
    color: #52615b;
}

.story-media {
    position: relative;
    margin: 0;
}

.story-media img {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    border-radius: 8px;
    object-fit: cover;
    box-shadow: var(--shadow);
}

.measure-layout {
    display: grid;
    grid-template-columns: minmax(300px, 0.65fr) minmax(0, 1fr);
    gap: 74px;
    align-items: start;
}

.measure-intro {
    position: sticky;
    top: calc(var(--header-h) + 30px);
}

.measure-intro h2 {
    font-size: clamp(40px, 4.8vw, 64px);
    line-height: 1.04;
}

.measure-intro p {
    margin-top: 22px;
    color: var(--muted);
    font-size: 18px;
}

.measure-report {
    margin-top: 32px;
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 254, 250, 0.72);
}

.measure-report strong,
.measure-report span {
    display: block;
}

.measure-report strong {
    color: var(--forest);
    font-size: 16px;
}

.measure-report span {
    margin-top: 6px;
    color: var(--muted);
    font-size: 14px;
}

.measure-list {
    display: grid;
    border-top: 1px solid var(--line);
}

.measure-row {
    display: grid;
    padding: 26px 0;
    border-bottom: 1px solid var(--line);
    grid-template-columns: 68px minmax(0, 1.2fr) minmax(180px, 0.65fr);
    gap: 24px;
    align-items: start;
}

.measure-index {
    color: var(--bronze);
    font-size: 26px;
}

.measure-row h3 {
    color: var(--forest);
    font-size: 24px;
    line-height: 1.2;
}

.measure-row p {
    margin-top: 8px;
    color: var(--muted);
}

.measure-when {
    color: var(--green);
    font-size: 14px;
    font-weight: 800;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.research-card {
    display: flex;
    min-height: 390px;
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: 8px;
    flex-direction: column;
    background: rgba(255, 254, 250, 0.7);
}

.research-card__meta {
    color: var(--bronze);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.research-card h3 {
    margin-top: 34px;
    color: var(--forest);
    font-size: 27px;
    line-height: 1.15;
}

.research-card p {
    margin-top: 16px;
    color: var(--muted);
}

.research-card a {
    display: inline-flex;
    margin-top: auto;
    padding-top: 24px;
    color: var(--green);
    font-weight: 800;
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
}

.evidence-note {
    margin-top: 24px;
    padding: 20px 22px;
    border-left: 3px solid var(--bronze);
    background: var(--surface);
    color: #53615c;
    font-weight: 700;
}

.doctor-layout {
    display: grid;
    grid-template-columns: 330px minmax(0, 1fr);
    gap: 70px;
    align-items: center;
}

.doctor-media {
    position: relative;
    margin: 0;
}

.doctor-media img {
    width: 330px;
    height: 430px;
    border-radius: 8px;
    object-fit: cover;
    object-position: center top;
    box-shadow: var(--shadow);
}

.doctor-experience {
    position: absolute;
    right: -24px;
    bottom: 28px;
    min-width: 130px;
    padding: 18px;
    border-radius: 8px;
    background: var(--forest);
    color: #fff;
    box-shadow: 0 18px 40px rgba(8, 40, 32, 0.24);
}

.doctor-experience strong,
.doctor-experience span {
    display: block;
}

.doctor-experience strong {
    font-size: 36px;
    line-height: 1;
}

.doctor-experience span {
    margin-top: 6px;
    color: rgba(255, 255, 255, 0.68);
    font-size: 12px;
}

.doctor-copy h2 span {
    display: block;
}

.doctor-role {
    margin-top: 20px;
    color: var(--forest);
    font-size: 20px;
    font-weight: 800;
}

.doctor-copy > p:not(.doctor-role) {
    max-width: 730px;
    margin-top: 16px;
    color: var(--muted);
    font-size: 17px;
}

.doctor-facts {
    display: grid;
    margin-top: 28px;
    border-top: 1px solid var(--line);
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.doctor-facts div {
    padding: 19px 18px 0 0;
}

.doctor-facts strong,
.doctor-facts span {
    display: block;
}

.doctor-facts strong {
    color: var(--green);
    font-size: 15px;
}

.doctor-facts span {
    margin-top: 5px;
    color: var(--muted);
    font-size: 13px;
}

.doctor-note {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 14px;
}

.price-layout {
    display: grid;
    grid-template-columns: minmax(300px, 0.68fr) minmax(0, 1fr);
    gap: 70px;
    align-items: start;
}

.price-intro > p {
    margin-top: 22px;
    color: var(--muted);
    font-size: 18px;
}

.price-intro .btn {
    margin-top: 28px;
}

.price-panel {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.price-entry {
    padding: 28px;
    border-bottom: 1px solid var(--line);
    background: var(--green-soft);
}

.price-entry__top {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    justify-content: space-between;
}

.price-entry h3 {
    color: var(--forest);
    font-size: 29px;
    line-height: 1.15;
}

.price-entry p {
    margin-top: 10px;
    color: #51625b;
}

.price-entry__tag {
    flex: 0 0 auto;
    padding: 7px 10px;
    border: 1px solid rgba(11, 119, 104, 0.24);
    border-radius: 999px;
    color: var(--green);
    font-size: 12px;
    font-weight: 800;
    white-space: nowrap;
}

.price-rows {
    padding: 8px 28px 18px;
}

.price-row {
    display: grid;
    padding: 20px 0;
    border-bottom: 1px solid var(--line);
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
    align-items: end;
}

.price-row:last-child {
    border-bottom: 0;
}

.price-row h3 {
    color: var(--forest);
    font-family: var(--sans);
    font-size: 18px;
    font-weight: 800;
}

.price-row p {
    margin-top: 5px;
    color: var(--muted);
    font-size: 14px;
}

.price-value {
    color: var(--forest);
    font-size: 29px;
    line-height: 1;
    white-space: nowrap;
}

.price-reason {
    margin-top: 22px;
    padding: 22px 24px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--muted);
}

.price-reason strong {
    display: block;
    margin-bottom: 7px;
    color: var(--forest);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid var(--line);
}

.step {
    min-height: 300px;
    padding: 28px 28px 0 0;
    border-right: 1px solid var(--line);
}

.step:last-child {
    border-right: 0;
    padding-left: 28px;
}

.step:not(:first-child) {
    padding-left: 28px;
}

.step > span {
    color: var(--bronze);
    font-family: var(--serif);
    font-size: 30px;
}

.step h3 {
    margin-top: 42px;
    color: var(--forest);
    font-size: 25px;
    line-height: 1.16;
}

.step p {
    margin-top: 13px;
    color: var(--muted);
}

.contra-layout {
    display: grid;
    grid-template-columns: minmax(300px, 0.65fr) minmax(0, 1fr);
    gap: 74px;
    align-items: start;
}

.contra-copy > p {
    margin-top: 20px;
    color: rgba(255, 255, 255, 0.68);
    font-size: 18px;
}

.contra-list {
    columns: 2;
    column-gap: 44px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.contra-list li {
    position: relative;
    margin: 0 0 14px;
    padding: 0 0 14px 22px;
    break-inside: avoid;
    border-bottom: 1px solid var(--line-light);
    color: rgba(255, 255, 255, 0.76);
}

.contra-list li::before {
    content: "";
    position: absolute;
    top: 0.66em;
    left: 0;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #8ed3c6;
}

.pregnancy-note {
    margin-top: 22px;
    padding: 18px 20px;
    border: 1px solid rgba(183, 95, 70, 0.5);
    border-radius: 8px;
    background: rgba(183, 95, 70, 0.1);
    color: #fff;
}

.faq-list {
    max-width: 940px;
    margin: 0 auto;
    border-top: 1px solid var(--line);
}

.faq-list details {
    border-bottom: 1px solid var(--line);
}

.faq-list summary {
    display: grid;
    padding: 24px 0;
    grid-template-columns: 1fr 34px;
    gap: 24px;
    align-items: center;
    color: var(--forest);
    font-size: 20px;
    font-weight: 800;
    cursor: pointer;
    list-style: none;
}

.faq-list summary::-webkit-details-marker {
    display: none;
}

.faq-list summary::after {
    content: "+";
    display: grid;
    width: 32px;
    height: 32px;
    border: 1px solid var(--line);
    border-radius: 50%;
    place-items: center;
    color: var(--green);
    font-size: 22px;
    transition: transform 0.25s ease;
}

.faq-list details[open] summary::after {
    transform: rotate(45deg);
}

.faq-list details p {
    max-width: 820px;
    padding: 0 56px 24px 0;
    color: var(--muted);
    font-size: 17px;
}

.final-cta {
    position: relative;
    overflow: hidden;
    color: #fff;
    background: var(--forest);
}

.final-cta::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.22;
    background: url("oxyterra-supervision.webp") 74% center / cover no-repeat;
}

.final-cta::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(8, 40, 32, 0.98) 0%, rgba(8, 40, 32, 0.9) 58%, rgba(8, 40, 32, 0.56) 100%);
}

.final-cta .container {
    position: relative;
    z-index: 1;
}

.final-cta__layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
    gap: 70px;
    align-items: center;
}

.final-cta h2 {
    max-width: 760px;
    font-size: clamp(40px, 5vw, 66px);
    line-height: 1.05;
}

.final-cta p {
    max-width: 680px;
    margin-top: 20px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 18px;
}

.contact-list {
    display: grid;
    border-top: 1px solid var(--line-light);
}

.contact-list a {
    display: flex;
    padding: 15px 0;
    border-bottom: 1px solid var(--line-light);
    justify-content: space-between;
    gap: 18px;
    color: #fff;
    font-weight: 800;
    text-decoration: none;
}

.contact-list a span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
    font-weight: 700;
}

.method-footer {
    padding: 54px 0 28px;
    background: #0b1512;
    color: rgba(255, 255, 255, 0.66);
}

.method-footer__grid {
    display: grid;
    grid-template-columns: 0.9fr 0.7fr 0.85fr 1.55fr;
    gap: 38px;
}

.method-footer .footer-logo {
    display: none;
}

.footer-brand > a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    width: 88px;
    text-decoration: none;
}

.footer-brand > a::before,
.footer-brand > a::after { content: ""; display: block; flex: 0 0 auto; background-image: url("logo-footer.png?v=20260718-1"); background-repeat: no-repeat; }
.footer-brand > a::before { width: 43px; height: 44px; background-size: 188.6px auto; background-position: -12.05px -1.7px; }
.footer-brand > a::after { width: 88px; height: 17px; background-size: 145px auto; background-position: -49.6px -9.55px; }

.footer-brand > p {
    max-width: 230px;
    margin-top: 14px;
}

.method-footer h3 {
    margin: 0 0 14px;
    color: #fff;
    font-family: var(--sans);
    font-size: 15px;
    font-weight: 800;
}

.method-footer p,
.method-footer a,
.method-footer summary {
    display: block;
    margin: 0 0 8px;
    color: rgba(255, 255, 255, 0.66);
    font-size: 13px;
    text-decoration: none;
}

.method-footer a:hover {
    color: #fff;
}

.method-footer details {
    margin: 10px 0;
}

.method-footer summary {
    cursor: pointer;
    font-weight: 800;
}

.clinic-metro__list {
    display: grid;
    gap: 4px;
}

.metro-station {
    display: flex;
    align-items: center;
    gap: 7px;
}

.metro-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--metro-line);
}

.footer-bottom {
    margin-top: 34px;
    padding-top: 22px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.42);
    font-size: 13px;
}

.modal-overlay {
    display: grid;
    position: fixed;
    inset: 0;
    z-index: 3000;
    padding: 24px;
    place-items: center;
    visibility: hidden;
    background: rgba(5, 20, 16, 0.66);
    opacity: 0;
    backdrop-filter: blur(10px);
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-overlay.is-open {
    visibility: visible;
    opacity: 1;
}

.modal {
    position: relative;
    width: min(560px, 100%);
    max-height: calc(100vh - 48px);
    overflow: auto;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: 0 40px 100px rgba(3, 20, 15, 0.32);
    transform: translateY(14px);
    transition: transform 0.25s ease;
}

.modal-overlay.is-open .modal {
    transform: translateY(0);
}

.modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 38px;
    height: 38px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: #fff;
    font-size: 24px;
    cursor: pointer;
}

.modal__header {
    padding: 34px 34px 24px;
    color: #fff;
    background: var(--forest);
}

.modal__header h2 {
    max-width: 430px;
    font-size: 34px;
    line-height: 1.08;
}

.modal__header p {
    max-width: 450px;
    margin-top: 12px;
    color: rgba(255, 255, 255, 0.68);
}

.modal__body {
    padding: 28px 34px 34px;
}

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

.field {
    display: grid;
    gap: 7px;
}

.field label {
    color: var(--forest);
    font-size: 14px;
    font-weight: 800;
}

.field input {
    width: 100%;
    min-height: 50px;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 7px;
    background: #fff;
    color: var(--ink);
}

.field input:focus {
    border-color: var(--green);
    outline: 0;
    box-shadow: 0 0 0 3px rgba(11, 119, 104, 0.12);
}

.consent-check {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    color: var(--muted);
    font-size: 12px;
    cursor: pointer;
}

.consent-check input {
    flex: 0 0 auto;
    width: 17px;
    height: 17px;
    margin-top: 2px;
    accent-color: var(--green);
}

.consent-check a,
.privacy a {
    color: var(--green);
}

.privacy {
    color: var(--muted);
    font-size: 12px;
}

.booking-status {
    display: none;
    margin: 0;
    font-size: 13px;
    font-weight: 700;
}

.booking-status.is-visible {
    display: block;
}

.booking-status--success {
    color: var(--green);
}

.booking-status--error {
    color: var(--coral);
}

.booking-status--pending {
    color: var(--muted);
}

.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}

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

@media (max-width: 1100px) {
    .desktop-nav {
        gap: 12px;
    }

    .desktop-nav a {
        font-size: 13px;
    }

    .brand__note,
    .header-actions .btn {
        display: none;
    }
}

@media (max-width: 900px) {
    :root {
        --header-h: 70px;
    }

    .desktop-nav,
    .phone-link {
        display: none;
    }

    .site-header__inner {
        justify-content: space-between;
    }

    .menu-toggle {
        display: block;
    }

    .oxy-hero {
        min-height: auto;
    }

    .oxy-hero::before {
        background-position: 72% center;
    }

    .oxy-hero::after {
        background: linear-gradient(180deg, rgba(248, 246, 241, 0.98) 0%, rgba(248, 246, 241, 0.93) 58%, rgba(248, 246, 241, 0.64) 100%);
    }

    .oxy-hero__inner {
        min-height: auto;
        padding: 62px 0 390px;
        align-items: flex-start;
    }

    .oxy-hero__copy {
        width: min(700px, 100%);
    }

    .section-heading,
    .method-story,
    .measure-layout,
    .doctor-layout,
    .price-layout,
    .contra-layout,
    .final-cta__layout {
        grid-template-columns: 1fr;
        gap: 42px;
    }

    .situation-layout,
    .research-grid {
        grid-template-columns: 1fr;
    }

    .situation-layout {
        gap: 46px;
    }

    .situation-intro {
        position: static;
    }

    .method-story {
        gap: 42px;
    }

    .measure-intro {
        position: static;
    }

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

    .step:nth-child(2) {
        border-right: 0;
    }

    .step:nth-child(n+3) {
        border-top: 1px solid var(--line);
    }

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

@media (max-width: 620px) {
    .container {
        width: min(100% - 32px, 1180px);
    }

    .brand img {
        width: 118px;
    }

    .section {
        padding: 76px 0;
    }

    .oxy-hero__inner {
        padding: 40px 0 320px;
    }

    .oxy-hero::before {
        background-position: 69% bottom;
        background-size: auto 56%;
        background-repeat: no-repeat;
        background-color: #f0ece5;
    }

    .oxy-hero h1 {
        font-size: clamp(35px, 10.2vw, 46px);
    }

    .display-copy {
        font-size: 25px;
    }

    .hero-lead {
        font-size: 16px;
    }

    .hero-conversion {
        display: grid;
        gap: 12px;
    }

    .hero-conversion .btn {
        width: 100%;
    }

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

    .hero-facts div {
        padding: 14px 0;
        border-bottom: 1px solid var(--line);
    }

    .section-heading {
        margin-bottom: 34px;
        gap: 20px;
    }

    .section-heading h2,
    .method-story__copy h2,
    .measure-intro h2,
    .doctor-copy h2,
    .price-intro h2,
    .contra-copy h2,
    .final-cta h2 {
        font-size: clamp(34px, 10vw, 46px);
    }

    .situation-decision {
        padding: 22px;
    }

    .situation-case {
        grid-template-columns: 42px 1fr;
        gap: 14px;
    }

    .situation-case:hover {
        padding-left: 0;
    }

    .situation-case p {
        font-size: 16px;
    }

    .measure-row {
        grid-template-columns: 46px 1fr;
        gap: 14px;
    }

    .measure-when {
        grid-column: 2;
    }

    .research-card {
        padding: 24px;
    }

    .doctor-layout {
        gap: 34px;
    }

    .doctor-media {
        width: min(280px, calc(100% - 30px));
    }

    .doctor-media img {
        width: 100%;
        height: 360px;
    }

    .doctor-experience {
        right: -28px;
    }

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

    .doctor-facts div {
        padding: 14px 0;
        border-bottom: 1px solid var(--line);
    }

    .price-entry__top {
        display: grid;
    }

    .price-entry__tag {
        justify-self: start;
    }

    .price-row {
        grid-template-columns: 1fr;
        gap: 12px;
    }

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

    .step,
    .step:not(:first-child),
    .step:last-child {
        min-height: 0;
        padding: 24px 0;
        border-right: 0;
        border-top: 1px solid var(--line);
    }

    .step h3 {
        margin-top: 18px;
    }

    .contra-list {
        columns: 1;
    }

    .faq-list summary {
        font-size: 17px;
    }

    .method-footer__grid {
        grid-template-columns: 1fr;
    }

    .modal-overlay {
        padding: 10px;
        align-items: end;
    }

    .modal {
        max-height: calc(100vh - 20px);
    }

    .modal__header,
    .modal__body {
        padding-right: 22px;
        padding-left: 22px;
    }
}

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

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}