:root {
    --background: #07111f;
    --background-soft: #0b1728;
    --surface: rgba(15, 32, 52, 0.82);
    --surface-solid: #102035;
    --surface-light: #162a43;
    --border: rgba(148, 178, 216, 0.18);

    --text: #f4f8fc;
    --text-soft: #b5c2d2;
    --text-muted: #8190a3;

    --accent: #55c8ff;
    --accent-strong: #2fa9e8;
    --accent-soft: rgba(85, 200, 255, 0.12);
    --positive: #68e0ae;

    --shadow: 0 24px 70px rgba(0, 0, 0, 0.3);

    --container-width: 1180px;
    --header-height: 78px;

    --radius-small: 12px;
    --radius-medium: 20px;
    --radius-large: 30px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    background:
        radial-gradient(
            circle at 80% 12%,
            rgba(47, 169, 232, 0.11),
            transparent 30%
        ),
        var(--background);
    color: var(--text);
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    line-height: 1.6;
}

body.menu-open {
    overflow: hidden;
}

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

button,
input,
textarea {
    font: inherit;
}

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

.container {
    width: min(calc(100% - 40px), var(--container-width));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    min-height: var(--header-height);
    border-bottom: 1px solid var(--border);
    background: rgba(7, 17, 31, 0.88);
    backdrop-filter: blur(18px);
}

.header-inner {
    display: flex;
    min-height: var(--header-height);
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.company-mark {
    display: inline-flex;
    align-items: center;
    gap: 13px;
}

.mark-logo {
    display: block;
    width: 46px;
    height: 46px;
    flex: 0 0 46px;
    border-radius: 12px;
    object-fit: cover;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.24);
}

.mark-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.mark-text strong {
    font-size: 0.96rem;
    letter-spacing: 0.02em;
}

.mark-text small {
    margin-top: 4px;
    color: var(--text-muted);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.site-navigation {
    display: flex;
    align-items: center;
    gap: 28px;
}

.site-navigation a {
    position: relative;
    color: var(--text-soft);
    font-size: 0.92rem;
    font-weight: 600;
    transition:
        color 160ms ease,
        transform 160ms ease;
}

.site-navigation a:hover,
.site-navigation a:focus-visible {
    color: var(--text);
    transform: translateY(-1px);
}

.site-navigation a::after {
    position: absolute;
    right: 0;
    bottom: -9px;
    left: 0;
    height: 2px;
    border-radius: 999px;
    background: var(--accent);
    content: "";
    opacity: 0;
    transform: scaleX(0.5);
    transition:
        opacity 160ms ease,
        transform 160ms ease;
}

.site-navigation a:hover::after,
.site-navigation a:focus-visible::after {
    opacity: 1;
    transform: scaleX(1);
}

.menu-button {
    display: none;
    width: 44px;
    height: 44px;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: transparent;
    cursor: pointer;
}

.menu-button span {
    display: block;
    width: 100%;
    height: 2px;
    margin: 5px 0;
    border-radius: 999px;
    background: var(--text);
    transition:
        transform 180ms ease,
        opacity 180ms ease;
}

.hero {
    position: relative;
    min-height: calc(100vh - var(--header-height));
    overflow: hidden;
    border-bottom: 1px solid var(--border);
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero-background::before {
    position: absolute;
    top: 3%;
    right: -8%;
    width: 620px;
    height: 620px;
    border-radius: 50%;
    background:
        radial-gradient(
            circle,
            rgba(85, 200, 255, 0.12),
            rgba(85, 200, 255, 0.02) 42%,
            transparent 70%
        );
    content: "";
}

.hero-background::after {
    position: absolute;
    bottom: -35%;
    left: -12%;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    background:
        radial-gradient(
            circle,
            rgba(41, 98, 167, 0.15),
            transparent 68%
        );
    content: "";
}

.watch-image-card {
    display: flex;
    align-items: center;
    justify-content: center;
    width: min(100%, 430px);
    padding: 20px;
    border: 1px solid rgba(85, 200, 255, 0.18);
    border-radius: 28px;
    background:
        radial-gradient(
            circle at top,
            rgba(85, 200, 255, 0.08),
            transparent 45%
        ),
        rgba(8, 18, 31, 0.72);
    box-shadow: var(--shadow);
}

.watch-product-image {
    display: block;
    width: 100%;
    max-width: 390px;
    height: auto;
    filter: drop-shadow(0 18px 45px rgba(0, 0, 0, 0.4));
}

.orbit {
    position: absolute;
    border: 1px solid rgba(85, 200, 255, 0.12);
    border-radius: 50%;
}

.orbit-one {
    top: 5%;
    right: -10%;
    width: 680px;
    height: 680px;
    transform: rotate(16deg);
}

.orbit-two {
    top: 14%;
    right: -4%;
    width: 520px;
    height: 520px;
    transform: rotate(-18deg);
}

.orbit-three {
    top: 22%;
    right: 2%;
    width: 360px;
    height: 360px;
}

.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    min-height: calc(100vh - var(--header-height));
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
    align-items: center;
    gap: 80px;
    padding-top: 90px;
    padding-bottom: 90px;
}

.eyebrow {
    margin: 0 0 18px;
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.hero h1 {
    max-width: 760px;
    margin: 0;
    font-size: clamp(3.3rem, 7vw, 6.5rem);
    font-weight: 720;
    letter-spacing: -0.055em;
    line-height: 0.98;
}

.hero h1 span {
    display: block;
    color: var(--text-soft);
    font-weight: 460;
}

.hero-description {
    max-width: 690px;
    margin: 30px 0 0;
    color: var(--text-soft);
    font-size: clamp(1.05rem, 1.6vw, 1.22rem);
    line-height: 1.75;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

.button {
    display: inline-flex;
    min-height: 50px;
    align-items: center;
    justify-content: center;
    padding: 0 22px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 0.92rem;
    font-weight: 750;
    transition:
        transform 160ms ease,
        border-color 160ms ease,
        background 160ms ease,
        box-shadow 160ms ease;
}

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

.button-primary {
    background: var(--accent);
    box-shadow: 0 12px 30px rgba(47, 169, 232, 0.2);
    color: #03101b;
}

.button-primary:hover,
.button-primary:focus-visible {
    background: #77d4ff;
    box-shadow: 0 16px 36px rgba(47, 169, 232, 0.3);
}

.button-secondary {
    border-color: var(--border);
    background: rgba(255, 255, 255, 0.025);
    color: var(--text);
}

.button-secondary:hover,
.button-secondary:focus-visible {
    border-color: rgba(85, 200, 255, 0.46);
    background: var(--accent-soft);
}

.development-status {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 26px 0 0;
    color: var(--text-muted);
    font-size: 0.86rem;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--positive);
    box-shadow: 0 0 14px rgba(104, 224, 174, 0.72);
}

.product-preview {
    display: flex;
    align-items: center;
    justify-content: center;
}

.section {
    padding: 110px 0;
}

.product-section {
    background:
        linear-gradient(
            to bottom,
            rgba(255, 255, 255, 0.012),
            transparent
        );
}

.section-heading {
    max-width: 790px;
}

.section-heading h2,
.principles-grid h2,
.company-card h2 {
    margin: 0;
    font-size: clamp(2.1rem, 4.3vw, 4rem);
    letter-spacing: -0.045em;
    line-height: 1.08;
}

.section-heading > p:last-child,
.company-card p {
    margin: 24px 0 0;
    color: var(--text-soft);
    font-size: 1.05rem;
    line-height: 1.8;
}

.feature-grid {
    display: grid;
    margin-top: 56px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.feature-card {
    min-height: 265px;
    padding: 34px;
    border: 1px solid var(--border);
    border-radius: var(--radius-medium);
    background:
        linear-gradient(
            145deg,
            rgba(22, 42, 67, 0.72),
            rgba(11, 23, 40, 0.74)
        );
    box-shadow: 0 20px 55px rgba(0, 0, 0, 0.14);
    transition:
        transform 180ms ease,
        border-color 180ms ease,
        background 180ms ease;
}

.feature-card:hover {
    border-color: rgba(85, 200, 255, 0.33);
    background:
        linear-gradient(
            145deg,
            rgba(27, 52, 81, 0.82),
            rgba(11, 23, 40, 0.82)
        );
    transform: translateY(-4px);
}

.feature-number {
    color: var(--accent);
    font-size: 0.76rem;
    font-weight: 850;
    letter-spacing: 0.15em;
}

.feature-card h3 {
    margin: 48px 0 12px;
    font-size: 1.35rem;
}

.feature-card p {
    margin: 0;
    color: var(--text-soft);
    line-height: 1.75;
}

.principles-section {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.014);
}

.principles-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 90px;
}

.principles-list {
    display: grid;
    gap: 20px;
}

.principles-list article {
    padding: 28px 0;
    border-bottom: 1px solid var(--border);
}

.principles-list article:first-child {
    padding-top: 0;
}

.principles-list article:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}

.principles-list h3 {
    margin: 0 0 10px;
    font-size: 1.24rem;
}

.principles-list p {
    margin: 0;
    color: var(--text-soft);
    line-height: 1.75;
}

.company-section {
    padding-top: 80px;
    padding-bottom: 80px;
}

.company-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
    padding: 52px;
    border: 1px solid rgba(85, 200, 255, 0.2);
    border-radius: var(--radius-large);
    background:
        radial-gradient(
            circle at 100% 0,
            rgba(85, 200, 255, 0.11),
            transparent 35%
        ),
        var(--surface);
    box-shadow: var(--shadow);
}

.company-card > div {
    max-width: 760px;
}

.site-footer {
    border-top: 1px solid var(--border);
    background: #050d17;
}

.footer-grid {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 40px;
    padding-top: 55px;
    padding-bottom: 42px;
}

.footer-grid strong {
    font-size: 1rem;
}

.footer-grid p {
    margin: 9px 0 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-navigation {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
}

.footer-navigation a {
    color: var(--text-soft);
    font-size: 0.88rem;
    transition: color 160ms ease;
}

.footer-navigation a:hover,
.footer-navigation a:focus-visible {
    color: var(--accent);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    padding-top: 22px;
    padding-bottom: 30px;
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.78rem;
}

/* Shared interior-page structure */

.information-content section,
.legal-content section {
    scroll-margin-top: calc(var(--header-height) + 30px);
}

.page-hero {
    padding: 90px 0 65px;
    border-bottom: 1px solid var(--border);
}

.page-hero-content {
    max-width: 820px;
}

.page-hero h1 {
    margin: 0;
    font-size: clamp(2.8rem, 6vw, 5.2rem);
    letter-spacing: -0.05em;
    line-height: 1;
}

.page-hero p:last-child {
    max-width: 720px;
    margin: 24px 0 0;
    color: var(--text-soft);
    font-size: 1.08rem;
    line-height: 1.8;
}

.content-section {
    padding: 75px 0 110px;
}

.content-layout {
    display: grid;
    grid-template-columns: minmax(0, 240px) minmax(0, 760px);
    gap: 80px;
}

.content-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 30px);
    align-self: start;
    padding: 22px;
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    background: var(--surface);
}

.content-sidebar p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.content-sidebar nav {
    display: grid;
    gap: 12px;
    margin-top: 18px;
}

.content-sidebar a {
    color: var(--text-soft);
    font-size: 0.9rem;
}

.content-sidebar a:hover,
.content-sidebar a:focus-visible {
    color: var(--accent);
}

.legal-content section,
.information-content section {
    margin-bottom: 52px;
}

.legal-content section:last-child,
.information-content section:last-child {
    margin-bottom: 0;
}

.legal-content h2,
.information-content h2 {
    margin: 0 0 16px;
    font-size: 1.75rem;
    letter-spacing: -0.025em;
}

.legal-content h3,
.information-content h3 {
    margin: 28px 0 10px;
    font-size: 1.12rem;
}

.legal-content p,
.legal-content li,
.information-content p,
.information-content li {
    color: var(--text-soft);
    line-height: 1.8;
}

.legal-content ul,
.information-content ul {
    padding-left: 22px;
}

.notice-box {
    margin-bottom: 42px;
    padding: 23px 25px;
    border: 1px solid rgba(85, 200, 255, 0.23);
    border-radius: var(--radius-small);
    background: var(--accent-soft);
}

.notice-box p {
    margin: 0;
    color: var(--text-soft);
}

.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 55px;
}

.contact-details {
    padding: 32px;
    border: 1px solid var(--border);
    border-radius: var(--radius-medium);
    background: var(--surface);
}

.contact-details h2 {
    margin-top: 0;
}

.contact-details p {
    color: var(--text-soft);
}

.contact-form {
    display: grid;
    gap: 20px;
}

.form-field {
    display: grid;
    gap: 8px;
}

.form-field label {
    color: var(--text-soft);
    font-size: 0.88rem;
    font-weight: 700;
}

.form-field input,
.form-field textarea {
    width: 100%;
    padding: 14px 15px;
    border: 1px solid var(--border);
    border-radius: 10px;
    outline: none;
    background: rgba(4, 10, 17, 0.7);
    color: var(--text);
    transition:
        border-color 160ms ease,
        box-shadow 160ms ease;
}

.form-field input:focus,
.form-field textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(85, 200, 255, 0.08);
}

.form-field textarea {
    min-height: 150px;
    resize: vertical;
}

@media (max-width: 940px) {
    .site-navigation {
        position: fixed;
        top: var(--header-height);
        right: 0;
        bottom: 0;
        left: 0;
        display: none;
        align-items: stretch;
        flex-direction: column;
        gap: 0;
        padding: 30px 20px;
        background: rgba(7, 17, 31, 0.98);
    }

    .site-navigation.is-open {
        display: flex;
    }

    .site-navigation a {
        padding: 18px 4px;
        border-bottom: 1px solid var(--border);
        font-size: 1.05rem;
    }

    .site-navigation a::after {
        display: none;
    }

    .menu-button {
        display: block;
    }

    .menu-button.is-open span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

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

    .menu-button.is-open span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero-grid {
        min-height: auto;
        grid-template-columns: 1fr;
        gap: 95px;
        padding-top: 100px;
        padding-bottom: 120px;
    }

    .hero-content {
        text-align: center;
    }

    .hero h1,
    .hero-description {
        margin-right: auto;
        margin-left: auto;
    }

    .hero-actions,
    .development-status {
        justify-content: center;
    }

    .product-preview {
        margin-top: 10px;
    }

    .watch-frame {
        width: min(82vw, 380px);
    }

    .principles-grid {
        grid-template-columns: 1fr;
        gap: 55px;
    }

    .company-card {
        align-items: flex-start;
        flex-direction: column;
    }

    .content-layout {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .content-sidebar {
        position: static;
    }

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

@media (max-width: 680px) {
    .container {
        width: min(calc(100% - 28px), var(--container-width));
    }

    .mark-text strong {
        font-size: 0.82rem;
    }

    .mark-text small {
        font-size: 0.64rem;
    }

    .hero-grid {
        padding-top: 70px;
        padding-bottom: 95px;
    }

    .hero h1 {
        font-size: clamp(2.9rem, 15vw, 4.5rem);
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .button {
        width: 100%;
    }

    .watch-frame {
        width: min(88vw, 340px);
        padding: 26px;
    }

    .watch-screen {
        padding: 27px 22px;
    }

    .section {
        padding: 82px 0;
    }

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

    .feature-card {
        min-height: auto;
        padding: 28px;
    }

    .feature-card h3 {
        margin-top: 36px;
    }

    .company-section {
        padding-top: 55px;
        padding-bottom: 55px;
    }

    .company-card {
        padding: 32px 26px;
    }

    .footer-grid,
    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
    }

    .footer-navigation {
        display: grid;
        grid-template-columns: repeat(2, auto);
    }

    .page-hero {
        padding-top: 65px;
    }
}

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

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