:root {
    --bg: #050816;
    --bg-deep: #091229;
    --bg-panel: rgba(8, 16, 34, 0.72);
    --bg-panel-strong: rgba(10, 20, 42, 0.88);
    --text-main: #f4f7ff;
    --text-soft: #b7c5e5;
    --text-muted: #87a0c6;
    --line-soft: rgba(127, 171, 255, 0.18);
    --line-strong: rgba(127, 171, 255, 0.3);
    --accent-cyan: #71e6ff;
    --accent-blue: #5099ff;
    --accent-gold: #ffd479;
    --accent-pink: #ff8ab8;
    --shadow-soft: 0 18px 50px rgba(0, 0, 0, 0.35);
    --shadow-glow: 0 0 40px rgba(81, 160, 255, 0.18);
    --radius-lg: 28px;
    --radius-md: 20px;
    --radius-sm: 14px;
    /* Типографика: базовый размер и шкала для лендинга */
    --font-sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
    --font-display: "Unbounded", var(--font-sans);
    --text-body: clamp(1rem, 0.42vw + 0.92rem, 1.0625rem);
    --text-body-sm: 0.9375rem;
    --leading-tight: 1.15;
    --leading-snug: 1.28;
    --leading-body: 1.65;
    --hero-title-max: min(100%, 40rem);
}

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

html {
    font-size: 100%;
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
    max-width: 100%;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-body);
    font-weight: 500;
    line-height: var(--leading-body);
    background:
        radial-gradient(circle at top, rgba(55, 128, 255, 0.14), transparent 28%),
        radial-gradient(circle at 85% 15%, rgba(113, 230, 255, 0.14), transparent 24%),
        linear-gradient(180deg, #040711 0%, #07101f 36%, #08111f 100%);
    color: var(--text-main);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

[v-cloak] {
    display: none;
}

a {
    color: inherit;
}

button,
input,
textarea,
select {
    font: inherit;
}

.page {
    position: relative;
    min-height: 100vh;
    max-width: 100%;
    overflow-x: hidden;
    padding: 1rem clamp(1rem, 2vw, 2rem) 2.5rem;
    isolation: isolate;
    --parallax-x: 0px;
    --parallax-y: 0px;
}

.space-layer {
    position: fixed;
    inset: 0;
    z-index: -2;
    overflow: hidden;
    background:
        radial-gradient(circle at 20% 20%, rgba(113, 230, 255, 0.08), transparent 18%),
        radial-gradient(circle at 82% 18%, rgba(255, 212, 121, 0.08), transparent 22%),
        radial-gradient(circle at 50% 80%, rgba(80, 153, 255, 0.11), transparent 26%);
}

.space-layer::before,
.space-layer::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    opacity: 0.7;
}

.space-layer::before {
    width: 30rem;
    height: 30rem;
    top: -8rem;
    left: -8rem;
    background: radial-gradient(circle, rgba(113, 230, 255, 0.18), transparent 70%);
}

.space-layer::after {
    width: 32rem;
    height: 32rem;
    right: -10rem;
    bottom: -8rem;
    background: radial-gradient(circle, rgba(80, 153, 255, 0.18), transparent 72%);
}

.space-layer__glow {
    position: absolute;
    inset: auto;
    width: min(42vw, 34rem);
    height: min(42vw, 34rem);
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.24;
    transform: translate(calc(var(--parallax-x) * 0.35), calc(var(--parallax-y) * 0.35));
    transition: transform 180ms linear;
}

.space-layer__glow--left {
    top: 18%;
    left: -10%;
    background: radial-gradient(circle, rgba(113, 230, 255, 0.5), transparent 68%);
}

.space-layer__glow--right {
    right: -8%;
    bottom: 14%;
    background: radial-gradient(circle, rgba(255, 138, 184, 0.42), transparent 72%);
}

.space-layer__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 120px 120px;
    mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.8), transparent 82%);
    opacity: 0.28;
}

.star,
.cluster {
    position: absolute;
    display: block;
    border-radius: 999px;
    pointer-events: none;
}

.star {
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.65);
    animation: twinkle var(--twinkle-duration, 4s) ease-in-out infinite;
    animation-delay: var(--twinkle-delay, 0s);
}

.cluster {
    background: radial-gradient(circle, rgba(113, 230, 255, 0.24), transparent 72%);
    filter: blur(22px);
    opacity: var(--cluster-opacity, 0.28);
    animation: drift 16s ease-in-out infinite alternate;
}

.topbar {
    position: sticky;
    top: 0.75rem;
    z-index: 20;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 1rem;
    width: min(1280px, 100%);
    max-width: 100%;
    min-width: 0;
    margin: 0 auto;
    padding: 0.85rem 1rem;
    border: 1px solid rgba(113, 230, 255, 0.16);
    border-radius: 999px;
    backdrop-filter: blur(16px);
    background: rgba(4, 9, 21, 0.72);
    box-shadow: var(--shadow-soft);
}

.topbar__brand {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    min-width: 0;
}

.topbar__brand-mark {
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 1rem;
    object-fit: cover;
    flex-shrink: 0;
    display: block;
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.12),
        0 0 24px rgba(138, 43, 226, 0.22);
}

.topbar__name,
.footer__brand {
    margin: 0;
    font-family: var(--font-display);
    font-size: 1.0625rem;
    font-weight: 600;
    letter-spacing: 0.03em;
}

.topbar__tag,
.footer__copy,
.footer__meta {
    margin: 0.15rem 0 0;
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.5;
    font-weight: 500;
}

.topbar__nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.55rem 1.2rem;
}

.topbar__nav a {
    color: var(--text-soft);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 600;
    transition: color 180ms ease;
}

.topbar__nav a:hover {
    color: var(--text-main);
}

.topbar__actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.6rem;
    min-width: 0;
}

.topbar__action-btn {
    min-width: 7.25rem;
}

.topbar__account {
    position: relative;
}

.topbar__account-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    max-width: min(260px, 48vw);
    padding: 0.7rem 1rem;
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    background: rgba(9, 18, 38, 0.8);
    list-style: none;
    color: var(--text-main);
    cursor: pointer;
}

.topbar__account-trigger::-webkit-details-marker {
    display: none;
}

.topbar__account-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.88rem;
    font-weight: 700;
}

.topbar__account-chevron {
    width: 0.55rem;
    height: 0.55rem;
    border-right: 2px solid var(--accent-cyan);
    border-bottom: 2px solid var(--accent-cyan);
    transform: rotate(45deg) translateY(-2px);
    transition: transform 180ms ease;
}

.topbar__account[open] .topbar__account-chevron {
    transform: rotate(225deg) translateY(2px);
}

.topbar__dropdown {
    position: absolute;
    right: 0;
    top: calc(100% + 0.5rem);
    min-width: 12rem;
    max-width: 280px;
    width: max-content;
    padding: 0.5rem;
    box-sizing: border-box;
    border-radius: 1rem;
    border: 1px solid var(--line-strong);
    background: rgba(7, 14, 30, 0.95);
    box-shadow: var(--shadow-soft), var(--shadow-glow);
}

.topbar__dropdown-link {
    display: block;
    width: 100%;
    padding: 0.75rem 0.85rem;
    border: none;
    border-radius: 0.85rem;
    background: transparent;
    color: var(--text-soft);
    text-decoration: none;
    text-align: left;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 180ms ease, color 180ms ease;
}

.topbar__dropdown-link:hover {
    background: rgba(113, 230, 255, 0.08);
    color: var(--text-main);
}

.topbar__dropdown-link--button {
    color: #ffd3e3;
}

.topbar__dropdown-link--button:hover {
    background: rgba(255, 138, 184, 0.1);
    color: #fff1f7;
}

.topbar__dropdown-logout {
    margin: 0.25rem 0 0;
    padding-top: 0.25rem;
    border-top: 1px solid rgba(127, 171, 255, 0.14);
}

/* Переключатель языка (лендинг): десктоп в .topbar__actions, мобилка в выезжающем меню */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
}

.landing-lang-switch {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    margin: 0;
    flex-shrink: 0;
}

.landing-lang-switch__label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-muted);
    white-space: nowrap;
}

.landing-lang-switch__select {
    max-width: 7.5rem;
    min-width: 0;
    padding: 0.35rem 0.45rem;
    font: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 0.65rem;
    border: 1px solid rgba(127, 171, 255, 0.28);
    background: rgba(9, 18, 38, 0.75);
    color: var(--text-main);
    cursor: pointer;
}

.landing-lang-switch__select:focus {
    outline: 2px solid var(--accent-cyan);
    outline-offset: 2px;
}

/* В десктопной навигации блок языка скрыт — там только мобильная копия */
.landing-lang-switch--mobile {
    display: none;
}

/* Мобильное меню: бургер и оверлей (на широких экранах скрыты) */
.topbar__burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 2.75rem;
    height: 2.75rem;
    padding: 0;
    border: 1px solid rgba(127, 171, 255, 0.28);
    border-radius: 0.85rem;
    background: rgba(9, 18, 38, 0.75);
    color: var(--text-main);
    cursor: pointer;
    flex-shrink: 0;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.topbar__burger:hover {
    border-color: rgba(113, 230, 255, 0.45);
    background: rgba(11, 24, 48, 0.88);
}

.topbar__burger-line {
    display: block;
    width: 1.15rem;
    height: 2px;
    margin: 0 auto;
    border-radius: 1px;
    background: var(--text-main);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.topbar--nav-open .topbar__burger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.topbar--nav-open .topbar__burger-line:nth-child(2) {
    opacity: 0;
}

.topbar--nav-open .topbar__burger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.topbar__backdrop {
    display: none;
}

/* Блок входа внутри выезжающего меню: на десктопе не показываем */
.topbar__nav-mobile-footer {
    display: none;
}

.main-content {
    width: min(1280px, 100%);
    max-width: 100%;
    margin: 0 auto;
    min-width: 0;
}

.landing-messages {
    margin-top: 1rem;
}

.landing-messages__item {
    margin: 0 0 0.65rem;
    padding: 0.85rem 1rem;
    border-radius: 1rem;
    border: 1px solid var(--line-soft);
    background: rgba(9, 18, 38, 0.72);
    font-size: var(--text-body);
    line-height: var(--leading-snug);
    font-weight: 600;
}

.landing-messages__item--success {
    border-color: rgba(95, 211, 164, 0.4);
    color: #bbf3d8;
}

.landing-messages__item--error {
    border-color: rgba(255, 138, 184, 0.4);
    color: #ffd7e5;
}

.landing-messages__item--info,
.landing-messages__item--debug {
    color: var(--text-soft);
}

.hero,
.section,
.proof-strip,
.footer {
    position: relative;
    z-index: 1;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.96fr);
    gap: clamp(1.5rem, 4vw, 4rem);
    align-items: center;
    padding: clamp(2.6rem, 8vw, 5.4rem) 0 2.5rem;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1.25rem;
    padding: 0.5rem 0.85rem;
    border-radius: 999px;
    border: 1px solid rgba(113, 230, 255, 0.26);
    background: rgba(113, 230, 255, 0.08);
    color: #dff8ff;
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    line-height: 1.3;
}

.hero h1,
.section__head h2,
.hero__aside h2,
.feature-panel h3,
.scenario-panel h3,
.cta-card h2,
.seo-copy__card h3,
.step-card h3,
.faq-item summary span,
.signal-card h2 {
    margin: 0;
    font-family: var(--font-display);
    letter-spacing: -0.02em;
}

.hero h1 {
    font-size: clamp(2rem, 4.2vw + 1rem, 3.35rem);
    font-weight: 700;
    line-height: var(--leading-tight);
    max-width: var(--hero-title-max);
    text-wrap: balance;
}

.hero__aside h2 {
    font-size: clamp(1.2rem, 2vw + 0.85rem, 1.5rem);
    font-weight: 600;
    line-height: var(--leading-snug);
    letter-spacing: -0.015em;
}

.hero__lead,
.section__head p,
.hero__aside p,
.feature-panel__lead,
.scenario-panel__lead,
.seo-copy__card p,
.cta-card p,
.step-card p,
.faq-item p,
.proof-card__text {
    color: var(--text-soft);
    line-height: var(--leading-body);
    font-size: var(--text-body);
    font-weight: 500;
}

.hero__lead {
    margin: 1.35rem 0 0;
    max-width: min(42rem, 100%);
}

.hero__actions,
.cta-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.6rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3rem;
    padding: 0.8rem 1.25rem;
    border: 1px solid transparent;
    border-radius: 999px;
    color: var(--text-main);
    text-decoration: none;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 700;
    line-height: 1.25;
    cursor: pointer;
    transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

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

.btn--primary {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue) 55%, var(--accent-pink));
    box-shadow: 0 16px 32px rgba(80, 153, 255, 0.28);
}

.btn--primary:hover {
    box-shadow: 0 22px 38px rgba(80, 153, 255, 0.34);
}

.btn--ghost {
    border-color: rgba(127, 171, 255, 0.22);
    background: rgba(9, 18, 38, 0.68);
}

.btn--ghost:hover {
    background: rgba(11, 24, 48, 0.82);
    border-color: rgba(127, 171, 255, 0.36);
}

.btn--sm {
    min-height: 2.5rem;
    padding: 0.65rem 0.95rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.hero__trust-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1.5rem 0 0;
    padding: 0;
    list-style: none;
}

.hero__trust-list li {
    padding: 0.65rem 0.9rem;
    border-radius: 999px;
    border: 1px solid rgba(127, 171, 255, 0.18);
    background: rgba(9, 18, 38, 0.54);
    color: var(--text-soft);
    font-size: var(--text-body-sm);
    font-weight: 600;
    line-height: 1.45;
}

.hero__metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.9rem;
    margin-top: 1.6rem;
}

.metric-card {
    padding: 1rem 1rem 1.1rem;
    border-radius: 1.1rem;
    border: 1px solid rgba(127, 171, 255, 0.16);
    background:
        linear-gradient(180deg, rgba(9, 18, 38, 0.82), rgba(8, 15, 31, 0.88));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.metric-card__value {
    margin: 0;
    color: #ffffff;
    font-family: var(--font-display);
    font-size: clamp(1.15rem, 2vw, 1.35rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.metric-card__label {
    margin: 0.45rem 0 0;
    color: var(--text-muted);
    font-size: 0.8125rem;
    line-height: 1.5;
    font-weight: 500;
}

.hero__visual {
    display: grid;
    gap: 1rem;
}

.cosmos-frame {
    position: relative;
    padding: 1rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(113, 230, 255, 0.18);
    background:
        linear-gradient(180deg, rgba(10, 18, 37, 0.95), rgba(7, 12, 24, 0.9)),
        radial-gradient(circle at 20% 0%, rgba(113, 230, 255, 0.08), transparent 34%);
    box-shadow: var(--shadow-soft), var(--shadow-glow);
    overflow: hidden;
}

.cosmos-frame::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 16% 18%, rgba(113, 230, 255, 0.16), transparent 14%),
        radial-gradient(circle at 78% 20%, rgba(255, 212, 121, 0.16), transparent 12%),
        radial-gradient(circle at 80% 80%, rgba(255, 138, 184, 0.12), transparent 14%);
    opacity: 0.8;
    pointer-events: none;
}

.cosmos-frame__hud {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    line-height: 1.3;
}

.cosmos-stage {
    position: relative;
    min-height: 36rem;
    border-radius: calc(var(--radius-lg) - 0.4rem);
    border: 1px solid rgba(127, 171, 255, 0.12);
    background:
        radial-gradient(circle at 50% 50%, rgba(80, 153, 255, 0.14), transparent 28%),
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.03), transparent 50%),
        linear-gradient(180deg, rgba(11, 20, 42, 0.88), rgba(7, 12, 24, 0.95));
    overflow: hidden;
}

.cosmos-stage::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 24%, rgba(255, 255, 255, 0.95) 0 1px, transparent 1.2px),
        radial-gradient(circle at 68% 18%, rgba(255, 255, 255, 0.78) 0 1px, transparent 1.2px),
        radial-gradient(circle at 74% 68%, rgba(255, 255, 255, 0.86) 0 1px, transparent 1.2px),
        radial-gradient(circle at 28% 76%, rgba(255, 255, 255, 0.72) 0 1px, transparent 1.2px);
    background-size: cover;
    opacity: 0.7;
}

.cosmos-stage__rings {
    position: absolute;
    inset: 50%;
    width: min(28rem, 80%);
    aspect-ratio: 1;
    transform: translate(-50%, -50%);
}

.cosmos-stage__rings::before,
.cosmos-stage__rings::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid rgba(127, 171, 255, 0.14);
}

.cosmos-stage__rings::after {
    inset: 8%;
    border-style: dashed;
    opacity: 0.55;
}

.orbit {
    position: absolute;
    inset: calc((100% - var(--orbit-size)) / 2);
    border-radius: 50%;
    border: 1px solid rgba(127, 171, 255, 0.1);
    transform: rotate(var(--tilt));
    animation: orbit-rotate var(--duration) linear infinite;
    animation-delay: var(--delay);
}

.orbit::before {
    content: "";
    position: absolute;
    inset: 6%;
    border-radius: 50%;
    border: 1px dashed rgba(255, 255, 255, 0.03);
}

.orbit__planet {
    position: absolute;
    top: 50%;
    right: calc(var(--planet-size) * -0.5);
    width: var(--planet-size);
    height: var(--planet-size);
    border-radius: 50%;
    transform: translateY(-50%);
    box-shadow: 0 0 18px var(--planet-glow);
}

.orbit__planet--mercury {
    background: linear-gradient(135deg, #ffcf8b, #ff8d6b);
}

.orbit__planet--venus {
    background: linear-gradient(135deg, #fff2a0, #ffd66f);
}

.orbit__planet--earth {
    background: linear-gradient(135deg, #71e6ff, #4d86ff);
}

.orbit__planet--mars {
    background: linear-gradient(135deg, #ffae91, #ff7a87);
}

.orbit__planet--jupiter {
    background: linear-gradient(135deg, #ffe9b0, #ffb97b);
}

.core {
    position: absolute;
    inset: 34%;
    border-radius: 50%;
    background:
        radial-gradient(circle at 32% 30%, rgba(255, 255, 255, 0.95), transparent 16%),
        radial-gradient(circle at 50% 50%, rgba(255, 212, 121, 0.96) 0%, rgba(255, 157, 68, 0.95) 42%, rgba(48, 92, 255, 0.2) 100%);
    box-shadow:
        0 0 50px rgba(255, 204, 98, 0.32),
        0 0 90px rgba(80, 153, 255, 0.18),
        inset 0 0 24px rgba(255, 255, 255, 0.18);
    animation: pulse-core 6s ease-in-out infinite;
}

.core::before {
    content: "";
    position: absolute;
    inset: 14%;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.28);
}

.core__spark {
    position: absolute;
    inset: -12%;
    border-radius: 50%;
    border: 1px solid rgba(113, 230, 255, 0.16);
}

.core__spark--one {
    transform: rotate(28deg);
}

.core__spark--two {
    inset: -20%;
    border-color: rgba(255, 212, 121, 0.12);
    transform: rotate(-22deg);
}

.signal-card {
    position: absolute;
    width: min(16rem, calc(100% - 1.5rem));
    padding: 1rem 1rem 1.1rem;
    border-radius: 1.25rem;
    border: 1px solid rgba(127, 171, 255, 0.16);
    background: rgba(8, 16, 34, 0.78);
    backdrop-filter: blur(16px);
    box-shadow: 0 16px 38px rgba(0, 0, 0, 0.28);
}

.signal-card--identity {
    top: 1.2rem;
    left: 1.2rem;
}

.signal-card--relationship {
    top: 22%;
    right: 1.2rem;
}

.signal-card--timing {
    left: 50%;
    bottom: 1.2rem;
    transform: translateX(-50%);
}

.signal-card__label {
    margin: 0 0 0.4rem;
    color: var(--accent-cyan);
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    line-height: 1.3;
}

.signal-card h2 {
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: var(--leading-snug);
}

.signal-card p:last-child {
    margin: 0.55rem 0 0;
    color: var(--text-soft);
    font-size: 0.8125rem;
    line-height: 1.55;
    font-weight: 500;
}

.hero__aside {
    padding: 1.2rem 1.3rem 1.35rem;
    border-radius: 1.3rem;
    border: 1px solid rgba(127, 171, 255, 0.16);
    background: rgba(9, 18, 38, 0.64);
}

.hero__aside-label,
.feature-panel__eyebrow,
.scenario-panel__eyebrow,
.scenario-panel__question {
    margin: 0 0 0.65rem;
    color: var(--accent-cyan);
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    line-height: 1.35;
}

.proof-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    padding-bottom: 1.6rem;
}

.proof-card,
.feature-panel,
.scenario-panel,
.step-card,
.seo-copy__card,
.faq-item,
.cta-card {
    border-radius: var(--radius-md);
    border: 1px solid rgba(127, 171, 255, 0.14);
    background: rgba(9, 18, 38, 0.62);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

.proof-card {
    padding: 1.15rem;
}

.proof-card__title {
    margin: 0 0 0.55rem;
    font-family: var(--font-sans);
    font-size: 1.0625rem;
    font-weight: 700;
    line-height: var(--leading-snug);
}

.proof-card__text {
    margin: 0;
    font-size: var(--text-body-sm);
    line-height: 1.55;
    font-weight: 500;
}

.section {
    padding: clamp(3rem, 8vw, 5rem) 0;
}

.section--wide {
    padding-top: 2rem;
}

.section--alt .seo-copy__card,
.section--alt .cta-card,
.section--alt .faq-item {
    background: rgba(7, 14, 30, 0.74);
}

.section__head {
    max-width: min(48rem, 100%);
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 1.8rem;
    text-align: center;
}

.section__head h2 {
    font-size: clamp(1.45rem, 2.8vw + 0.6rem, 2.25rem);
    font-weight: 600;
    line-height: var(--leading-snug);
    text-wrap: balance;
}

.section__head p {
    margin: 1rem auto 0;
    max-width: min(40rem, 100%);
    text-align: left;
}

.feature-layout {
    display: grid;
    grid-template-columns: minmax(250px, 0.8fr) minmax(0, 1fr);
    gap: 1.2rem;
    align-items: start;
}

.feature-list {
    display: grid;
    gap: 0.8rem;
}

.feature-pill {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.85rem;
    align-items: start;
    width: 100%;
    padding: 1rem;
    border: 1px solid rgba(127, 171, 255, 0.14);
    border-radius: 1.1rem;
    background: rgba(9, 18, 38, 0.46);
    color: var(--text-main);
    text-align: left;
    cursor: pointer;
    transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.feature-pill:hover,
.feature-pill--active {
    transform: translateY(-2px);
    border-color: rgba(113, 230, 255, 0.36);
    background: rgba(11, 24, 48, 0.78);
}

.feature-pill__index {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.35rem;
    height: 2.35rem;
    border-radius: 0.85rem;
    background: linear-gradient(135deg, rgba(113, 230, 255, 0.24), rgba(80, 153, 255, 0.24));
    color: #fff;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 700;
}

.feature-pill strong {
    display: block;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.35;
}

.feature-pill small {
    display: block;
    margin-top: 0.35rem;
    color: var(--text-muted);
    font-size: 0.8125rem;
    line-height: 1.5;
    font-weight: 500;
}

.feature-panel {
    padding: clamp(1.35rem, 3vw, 2rem);
}

.feature-panel h3 {
    font-size: clamp(1.35rem, 2.4vw + 0.5rem, 1.9rem);
    font-weight: 600;
    line-height: var(--leading-snug);
}

.feature-panel__lead {
    margin: 1rem 0 0;
}

.feature-panel__list,
.scenario-panel__list {
    margin: 1rem 0 0;
    padding-left: 1.1rem;
    color: var(--text-soft);
    font-size: var(--text-body);
    line-height: var(--leading-body);
    font-weight: 500;
}

.feature-panel__result {
    margin: 1.2rem 0 0;
    padding: 1rem 1.1rem;
    border-radius: 1rem;
    background: rgba(113, 230, 255, 0.08);
    color: #eefaff;
    font-size: var(--text-body-sm);
    line-height: var(--leading-body);
    font-weight: 600;
}

.scenario-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.scenario-tab {
    min-width: 12rem;
    padding: 0.95rem 1rem;
    border: 1px solid rgba(127, 171, 255, 0.16);
    border-radius: 1.05rem;
    background: rgba(9, 18, 38, 0.42);
    color: var(--text-main);
    text-align: left;
    cursor: pointer;
    transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
}

.scenario-tab:hover,
.scenario-tab--active {
    border-color: rgba(255, 212, 121, 0.34);
    background: rgba(14, 25, 49, 0.78);
    transform: translateY(-2px);
}

.scenario-tab span {
    display: block;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    line-height: 1.3;
}

.scenario-tab strong {
    display: block;
    margin-top: 0.35rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 700;
    line-height: 1.35;
}

.scenario-panel {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.9fr);
    gap: 1rem;
    padding: clamp(1.35rem, 3vw, 2rem);
}

.scenario-panel h3 {
    font-size: clamp(1.3rem, 2.3vw + 0.5rem, 1.85rem);
    font-weight: 600;
    line-height: var(--leading-snug);
}

.scenario-panel__quote {
    padding: 1.15rem;
    border-radius: 1.1rem;
    background:
        linear-gradient(180deg, rgba(113, 230, 255, 0.08), rgba(255, 212, 121, 0.06)),
        rgba(7, 14, 30, 0.8);
    border: 1px solid rgba(127, 171, 255, 0.14);
}

.scenario-panel__quote blockquote {
    margin: 0;
    font-family: var(--font-sans);
    font-size: var(--text-body);
    font-weight: 600;
    font-style: normal;
    line-height: var(--leading-body);
}

.scenario-panel__answer {
    margin: 1rem 0 0;
}

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

.step-card {
    position: relative;
    padding: 1.25rem;
    overflow: hidden;
}

.step-card::before {
    content: "";
    position: absolute;
    inset: auto -2rem -2rem auto;
    width: 8rem;
    height: 8rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(113, 230, 255, 0.12), transparent 72%);
}

.step-card__index {
    margin: 0 0 0.8rem;
    color: var(--accent-gold);
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    line-height: 1.3;
}

.step-card h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    line-height: var(--leading-snug);
}

.step-card p {
    margin: 0.8rem 0 0;
    font-size: var(--text-body-sm);
    line-height: 1.55;
    font-weight: 500;
}

.seo-copy {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.seo-copy__card {
    padding: 1.4rem;
}

.seo-copy__card h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    line-height: var(--leading-snug);
}

.seo-copy__card p {
    margin: 0.85rem 0 0;
}

.faq-list {
    display: grid;
    gap: 0.85rem;
}

.faq-item {
    padding: 0.3rem 1.1rem;
}

.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 0;
    cursor: pointer;
    list-style: none;
}

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

.faq-item summary::after {
    content: "+";
    flex-shrink: 0;
    color: var(--accent-cyan);
    font-size: 1.4rem;
    font-weight: 500;
}

.faq-item[open] summary::after {
    content: "-";
}

.faq-item summary span {
    font-size: var(--text-body);
    font-weight: 600;
    line-height: var(--leading-snug);
}

.faq-item p {
    margin: 0 0 1rem;
    padding-right: 2rem;
}

.cta-section {
    padding-bottom: 1rem;
}

.cta-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1rem 2rem;
    align-items: center;
    padding: clamp(1.4rem, 3vw, 2rem);
    background:
        radial-gradient(circle at 20% 20%, rgba(113, 230, 255, 0.12), transparent 24%),
        radial-gradient(circle at 80% 20%, rgba(255, 212, 121, 0.1), transparent 20%),
        linear-gradient(180deg, rgba(9, 18, 38, 0.85), rgba(7, 14, 30, 0.95));
}

.cta-card h2 {
    font-size: clamp(1.35rem, 2.5vw + 0.55rem, 2rem);
    font-weight: 600;
    line-height: var(--leading-snug);
}

.cta-card p {
    margin: 0.85rem 0 0;
    max-width: min(40rem, 100%);
}

.footer {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    width: min(1280px, 100%);
    margin: 0 auto;
    padding-top: 1rem;
    border-top: 1px solid rgba(127, 171, 255, 0.12);
}

.footer__copy {
    max-width: 46rem;
}

@keyframes twinkle {
    0%,
    100% {
        opacity: 0.25;
        transform: scale(0.92);
    }
    50% {
        opacity: 1;
        transform: scale(1.18);
    }
}

@keyframes drift {
    0% {
        transform: translate3d(0, 0, 0);
    }
    100% {
        transform: translate3d(1.5rem, -1.25rem, 0);
    }
}

@keyframes orbit-rotate {
    from {
        transform: rotate(var(--tilt));
    }
    to {
        transform: rotate(calc(1turn + var(--tilt)));
    }
}

@keyframes pulse-core {
    0%,
    100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.04);
    }
}

/* Планшет: навигация второй строкой под брендом и действиями */
@media (max-width: 1180px) and (min-width: 961px) {
    .topbar {
        grid-template-columns: auto 1fr;
        border-radius: 1.5rem;
    }

    .topbar__nav {
        order: 3;
        grid-column: 1 / -1;
        justify-content: flex-start;
        padding-top: 0.2rem;
    }
}

@media (max-width: 1180px) {
    .hero {
        grid-template-columns: 1fr;
    }

    /* Одна колонка: текст и визуал по центру контейнера */
    .hero__content {
        text-align: center;
    }

    .hero__content .eyebrow {
        margin-left: auto;
        margin-right: auto;
    }

    .hero h1 {
        margin-inline: auto;
    }

    .hero__lead {
        margin-left: auto;
        margin-right: auto;
    }

    .hero__actions {
        justify-content: center;
    }

    .hero__trust-list {
        justify-content: center;
    }

    .hero__metrics {
        margin-left: auto;
        margin-right: auto;
        max-width: min(40rem, 100%);
    }

    .hero__visual {
        justify-items: center;
        width: 100%;
    }

    .hero__visual .cosmos-frame {
        width: 100%;
        max-width: min(32rem, 100%);
        margin-inline: auto;
    }

    .hero__aside {
        max-width: min(40rem, 100%);
        margin-inline: auto;
        text-align: center;
    }

    .hero__aside p {
        margin-left: auto;
        margin-right: auto;
        text-align: left;
    }

    .scenario-tabs {
        justify-content: center;
    }

    .cta-card {
        text-align: center;
        justify-items: center;
    }

    .cta-card p {
        margin-left: auto;
        margin-right: auto;
        text-align: left;
    }

    .cta-card__actions {
        justify-content: center;
    }

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

    .feature-layout,
    .scenario-panel,
    .cta-card {
        grid-template-columns: 1fr;
    }
}

/* Телефоны и узкие планшеты: одна строка шапки + полноэкранное меню */
@media (max-width: 960px) {
    .topbar {
        display: flex;
        flex-wrap: nowrap;
        align-items: center;
        gap: 0.45rem;
        width: 100%;
        max-width: 100%;
        padding: 0.5rem 0.6rem;
        padding-left: max(0.6rem, env(safe-area-inset-left, 0px));
        padding-right: max(0.6rem, env(safe-area-inset-right, 0px));
        padding-top: max(0.45rem, env(safe-area-inset-top, 0px));
        border-radius: 1.05rem;
        top: max(0.3rem, env(safe-area-inset-top, 0px));
        z-index: 100;
    }

    .topbar__brand {
        position: relative;
        z-index: 101;
        flex: 1 1 auto;
        min-width: 0;
        gap: 0.55rem;
    }

    .topbar__brand-mark {
        width: 2.35rem;
        height: 2.35rem;
        flex-shrink: 0;
    }

    .topbar__tag {
        display: none;
    }

    .topbar__name {
        font-size: 1rem;
    }

    .topbar__actions {
        display: none !important;
    }

    .topbar__burger {
        position: relative;
        z-index: 101;
        display: inline-flex;
    }

    .topbar__backdrop {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 90;
        background: rgba(3, 6, 14, 0.58);
        backdrop-filter: blur(5px);
    }

    .topbar__nav {
        display: none;
        position: fixed;
        inset: 0;
        z-index: 95;
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 0.35rem;
        margin: 0;
        padding: max(5rem, calc(env(safe-area-inset-top, 0px) + 3.75rem)) 1rem 1.25rem;
        padding-bottom: max(1.25rem, env(safe-area-inset-bottom, 0px));
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        background: linear-gradient(180deg, rgba(5, 10, 24, 0.2) 0%, rgba(5, 10, 24, 0.5) 40%, rgba(5, 10, 24, 0.72) 100%);
        pointer-events: none;
    }

    .topbar__nav.is-open {
        display: flex;
        min-height: 100vh;
        min-height: 100dvh;
        pointer-events: auto;
    }

    .topbar__nav > a {
        padding: 0.9rem 1rem;
        border-radius: 0.85rem;
        font-size: 1.02rem;
        font-weight: 600;
        color: var(--text-main);
        text-decoration: none;
        background: rgba(9, 18, 38, 0.72);
        border: 1px solid rgba(127, 171, 255, 0.18);
        text-align: center;
    }

    .topbar__nav > a:active {
        background: rgba(14, 26, 52, 0.92);
    }

    .topbar__nav-mobile-footer {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        margin-top: auto;
        padding-top: 1.15rem;
        border-top: 1px solid rgba(127, 171, 255, 0.2);
    }

    .topbar__nav-mobile-label {
        margin: 0;
        font-size: 0.72rem;
        font-weight: 700;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        color: var(--text-muted);
        text-align: center;
    }

    .topbar__nav-mobile-link {
        display: block;
        padding: 0.88rem 1rem;
        border-radius: 0.85rem;
        background: rgba(9, 18, 38, 0.72);
        border: 1px solid rgba(127, 171, 255, 0.18);
        color: var(--text-soft);
        text-decoration: none;
        font-weight: 600;
        font-size: 0.98rem;
        text-align: center;
    }

    .topbar__nav-mobile-link--button {
        width: 100%;
        font: inherit;
        cursor: pointer;
        color: #ffd3e3;
    }

    .topbar__nav-mobile-logout {
        margin: 0;
    }

    .topbar__nav-mobile-cta {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }

    .topbar__nav-mobile-btn {
        width: 100%;
        justify-content: center;
        min-height: 3rem;
    }

    .landing-lang-switch--desktop {
        display: none !important;
    }

    .landing-lang-switch--mobile {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0.4rem;
        margin: 0.35rem 0 0;
        padding: 0.85rem 0 0;
        border-top: 1px solid rgba(127, 171, 255, 0.18);
    }

    .landing-lang-switch--mobile .landing-lang-switch__label {
        text-align: center;
        font-size: 0.72rem;
        text-transform: uppercase;
        letter-spacing: 0.06em;
    }

    .landing-lang-switch--mobile .landing-lang-switch__select {
        max-width: none;
        width: 100%;
        padding: 0.75rem 0.65rem;
        font-size: 0.95rem;
    }
}

@media (max-width: 820px) {
    .page {
        padding-inline: 0.85rem;
    }

    .hero {
        padding-top: 2rem;
    }

    .hero h1 {
        max-width: var(--hero-title-max);
        font-size: clamp(1.85rem, 5.5vw + 0.75rem, 2.85rem);
    }

    .hero__metrics,
    .proof-strip,
    .steps-grid,
    .seo-copy {
        grid-template-columns: 1fr;
    }

    .cosmos-stage {
        min-height: 31rem;
    }

    .signal-card--relationship {
        top: auto;
        right: 1rem;
        bottom: 27%;
    }

    .signal-card--timing {
        left: 1rem;
        right: 1rem;
        width: auto;
        transform: none;
    }

    .footer {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 560px) {
    .topbar__account-trigger {
        max-width: 100%;
    }

    .hero__actions,
    .cta-card__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn,
    .topbar__action-btn {
        width: 100%;
    }

    .hero__trust-list {
        flex-direction: column;
    }

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

    .cosmos-frame {
        padding: 0.8rem;
    }

    .cosmos-stage {
        min-height: 33rem;
    }

    .cosmos-stage__rings {
        width: 92%;
    }

    .signal-card {
        left: 0.8rem;
        right: 0.8rem;
        width: auto;
    }

    .signal-card--identity {
        top: 0.8rem;
    }

    .signal-card--relationship {
        top: auto;
        bottom: 8.2rem;
        right: 0.8rem;
    }

    .signal-card--timing {
        bottom: 0.8rem;
    }

    .faq-item {
        padding-inline: 0.95rem;
    }

    .faq-item p {
        padding-right: 0;
    }
}

/* Очень узкие экраны (≈360–390px): safe-area, компактный topbar, ссылки переносятся — без горизонтального скролла */
@media (max-width: 400px) {
    .page {
        padding-left: max(0.65rem, env(safe-area-inset-left, 0px));
        padding-right: max(0.65rem, env(safe-area-inset-right, 0px));
        padding-bottom: max(2rem, env(safe-area-inset-bottom, 0px));
    }

    .topbar {
        top: max(0.35rem, env(safe-area-inset-top, 0px));
        padding: 0.55rem 0.55rem;
        gap: 0.45rem;
    }
}

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