:root {
    --bg: #03131d;
    --bg-soft: #071d29;
    --panel: rgba(11, 35, 49, 0.72);
    --panel-strong: #0b2533;
    --line: rgba(148, 216, 239, 0.18);
    --text: #f4fbff;
    --muted: #a8bdc7;
    --cyan: #5de5ff;
    --blue: #369fff;
    --accent: #c9ff5d;
    --container: 1240px;
    --radius: 24px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(circle at 15% 20%, rgba(20, 126, 170, 0.12), transparent 35%),
        radial-gradient(circle at 80% 10%, rgba(54, 159, 255, 0.10), transparent 30%),
        var(--bg);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.55;
}

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

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid var(--line);
    background: rgba(3, 19, 29, 0.88);
    backdrop-filter: blur(18px);
}

.header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    gap: 28px;
}

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

.brand-mark {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(93, 229, 255, 0.45);
    border-radius: 12px;
    background: linear-gradient(145deg, rgba(93, 229, 255, 0.18), rgba(54, 159, 255, 0.05));
    color: var(--cyan);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.brand-name {
    font-weight: 800;
    letter-spacing: 0.12em;
    font-size: 14px;
}

.main-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 22px;
    flex: 1;
}

.main-nav a {
    color: var(--muted);
    font-size: 13px;
    transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
    color: var(--text);
}

.language-switcher {
    display: flex;
    gap: 6px;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 999px;
}

.language-switcher a {
    padding: 6px 9px;
    border-radius: 999px;
    color: var(--muted);
    font-size: 11px;
    font-weight: 700;
}

.language-switcher a.active {
    background: var(--text);
    color: var(--bg);
}

.nav-toggle {
    display: none;
}

.hero {
    min-height: calc(100vh - 78px);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-grid {
    position: absolute;
    inset: 0;
    opacity: 0.14;
    background-image:
        linear-gradient(rgba(93, 229, 255, 0.18) 1px, transparent 1px),
        linear-gradient(90deg, rgba(93, 229, 255, 0.18) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: linear-gradient(to bottom, black, transparent 90%);
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    pointer-events: none;
}

.hero-glow-one {
    width: 460px;
    height: 460px;
    top: 8%;
    right: 6%;
    background: rgba(54, 159, 255, 0.20);
}

.hero-glow-two {
    width: 360px;
    height: 360px;
    left: -10%;
    bottom: 0;
    background: rgba(93, 229, 255, 0.10);
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(380px, 0.9fr);
    align-items: center;
    gap: 70px;
    padding-top: 90px;
    padding-bottom: 90px;
}

.eyebrow {
    margin-bottom: 20px;
    color: var(--cyan);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.24em;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    margin-bottom: 18px;
    font-size: clamp(62px, 9vw, 138px);
    line-height: 0.86;
    letter-spacing: -0.07em;
}

.hero-subtitle {
    color: var(--accent);
    font-size: clamp(18px, 2vw, 30px);
    font-weight: 700;
    letter-spacing: 0.02em;
}

.hero-text {
    max-width: 720px;
    margin: 26px 0 34px;
    color: var(--muted);
    font-size: 18px;
}

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

.button {
    min-height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 24px;
    border-radius: 14px;
    border: 1px solid transparent;
    font-size: 14px;
    font-weight: 800;
    transition:
        transform 0.2s ease,
        border-color 0.2s ease,
        background 0.2s ease;
}

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

.button-primary {
    background: linear-gradient(135deg, var(--cyan), var(--blue));
    color: #00131e;
}

.button-secondary {
    border-color: var(--line);
    background: rgba(255, 255, 255, 0.03);
}

.hero-pills {
    margin-top: 42px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.hero-pills span {
    padding: 9px 13px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--muted);
    font-size: 12px;
}

.hero-visual {
    aspect-ratio: 1;
    position: relative;
    display: grid;
    place-items: center;
}

.visual-core {
    width: 210px;
    height: 210px;
    position: relative;
    z-index: 3;
    display: grid;
    place-items: center;
    border: 1px solid rgba(93, 229, 255, 0.55);
    border-radius: 50%;
    background:
        radial-gradient(circle at 35% 30%, rgba(93, 229, 255, 0.30), transparent 36%),
        linear-gradient(145deg, #0b3043, #04131d);
    box-shadow:
        0 0 80px rgba(54, 159, 255, 0.25),
        inset 0 0 40px rgba(93, 229, 255, 0.14);
}

.visual-core span {
    font-size: 54px;
    font-weight: 900;
    letter-spacing: -0.08em;
}

.visual-orbit {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(93, 229, 255, 0.22);
}

.orbit-one {
    width: 330px;
    height: 330px;
    animation: rotate 18s linear infinite;
}

.orbit-two {
    width: 470px;
    height: 470px;
    border-style: dashed;
    animation: rotate 30s linear infinite reverse;
}

.visual-water {
    width: 86%;
    height: 20%;
    position: absolute;
    bottom: 8%;
    border-radius: 50%;
    background: radial-gradient(ellipse, rgba(93, 229, 255, 0.28), transparent 68%);
    filter: blur(12px);
}

@keyframes rotate {
    to {
        transform: rotate(360deg);
    }
}

.section {
    padding: 110px 0;
}

.section-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 90px;
}

.section h2 {
    margin-bottom: 0;
    font-size: clamp(38px, 5vw, 72px);
    line-height: 1.02;
    letter-spacing: -0.045em;
}

.section-copy {
    display: flex;
    align-items: flex-end;
}

.section-copy p {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 20px;
}

.directions-section {
    border-top: 1px solid var(--line);
}

.section-heading {
    max-width: 830px;
    margin-bottom: 52px;
}

.direction-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.direction-card {
    min-height: 310px;
    display: flex;
    flex-direction: column;
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.04), transparent),
        var(--panel);
    transition:
        transform 0.25s ease,
        border-color 0.25s ease,
        background 0.25s ease;
}

.direction-card:hover {
    transform: translateY(-6px);
    border-color: rgba(93, 229, 255, 0.45);
    background:
        linear-gradient(145deg, rgba(93, 229, 255, 0.08), transparent),
        var(--panel-strong);
}

.card-index {
    margin-bottom: auto;
    color: var(--cyan);
    font-size: 12px;
    font-weight: 800;
}

.direction-card h3 {
    margin-bottom: 13px;
    font-size: 25px;
}

.direction-card p {
    color: var(--muted);
    font-size: 14px;
}

.card-link {
    margin-top: 16px;
    color: var(--accent);
    font-size: 13px;
    font-weight: 800;
}

.status-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    padding: 54px;
    border: 1px solid rgba(93, 229, 255, 0.28);
    border-radius: 30px;
    background:
        radial-gradient(circle at 90% 10%, rgba(54, 159, 255, 0.13), transparent 35%),
        var(--panel);
}

.status-panel p {
    margin: 0;
    align-self: end;
    color: var(--muted);
    font-size: 18px;
}

.internal-hero {
    min-height: 72vh;
    display: flex;
    align-items: center;
    padding: 120px 0;
}

.internal-hero h1 {
    max-width: 980px;
    font-size: clamp(52px, 8vw, 108px);
}

.internal-hero > .container > p {
    max-width: 760px;
    color: var(--muted);
    font-size: 19px;
}

.placeholder-text {
    margin: 38px 0 28px;
}

.site-footer {
    border-top: 1px solid var(--line);
    padding: 44px 0;
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    gap: 40px;
}

.footer-brand {
    margin-bottom: 9px;
    font-weight: 900;
    letter-spacing: 0.12em;
}

.site-footer p,
.footer-meta {
    color: var(--muted);
    font-size: 13px;
}

.footer-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

@media (max-width: 1100px) {
    .main-nav {
        gap: 13px;
    }

    .main-nav a {
        font-size: 11px;
    }

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

@media (max-width: 860px) {
    .header-inner {
        min-height: 68px;
    }

    .nav-toggle {
        width: 42px;
        height: 42px;
        margin-left: auto;
        display: flex;
        flex-direction: column;
        justify-content: center;
        gap: 6px;
        border: 1px solid var(--line);
        border-radius: 12px;
        background: transparent;
    }

    .nav-toggle span {
        width: 18px;
        height: 1px;
        margin: 0 auto;
        background: var(--text);
    }

    .main-nav {
        position: absolute;
        top: 68px;
        left: 20px;
        right: 20px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 20px;
        border: 1px solid var(--line);
        border-radius: 18px;
        background: #061a26;
        box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    }

    .main-nav.open {
        display: flex;
    }

    .main-nav a {
        padding: 8px 0;
        font-size: 14px;
    }

    .language-switcher {
        order: 2;
    }

    .hero {
        min-height: auto;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        padding-top: 100px;
        padding-bottom: 70px;
    }

    .hero-visual {
        max-width: 520px;
        width: 100%;
        margin: 0 auto;
    }

    .section-split,
    .status-panel {
        grid-template-columns: 1fr;
        gap: 34px;
    }
}

@media (max-width: 620px) {
    .container {
        width: min(calc(100% - 28px), var(--container));
    }

    .brand-name {
        display: none;
    }

    h1 {
        font-size: clamp(56px, 18vw, 82px);
    }

    .hero-inner {
        gap: 34px;
    }

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

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

    .button {
        width: 100%;
    }

    .hero-visual {
        transform: scale(0.88);
    }

    .section {
        padding: 78px 0;
    }

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

    .direction-card {
        min-height: 270px;
    }

    .status-panel {
        padding: 30px 24px;
    }

    .footer-grid {
        flex-direction: column;
    }

    .footer-meta {
        align-items: flex-start;
    }
}