:root {
    --bg: #f5f9f8;
    --surface: #ffffff;
    --ink: #12302c;
    --muted: #61716e;
    --primary: #0f766e;
    --primary-dark: #0a5b55;
    --accent: #dff5f1;
    --line: #dfe9e7;
    --shadow: 0 22px 60px rgba(15, 63, 58, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,.92);
    border-bottom: 1px solid rgba(223,233,231,.9);
    backdrop-filter: blur(14px);
}
.nav-wrap {
    min-height: 74px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 800; }
.brand-mark {
    width: 42px; height: 42px; border-radius: 13px;
    display: grid; place-items: center;
    background: var(--primary);
    color: white; letter-spacing: -.5px;
}
.brand-text { font-size: 1.15rem; }
.main-nav { display: flex; align-items: center; gap: 26px; color: #425653; font-weight: 600; }
.main-nav a:hover { color: var(--primary); }
.nav-button {
    padding: 10px 17px;
    border-radius: 12px;
    background: var(--primary);
    color: #fff !important;
}
.menu-toggle { display: none; border: 0; background: transparent; padding: 8px; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; }

.hero {
    padding: 92px 0 82px;
    background:
        radial-gradient(circle at 85% 10%, rgba(44, 188, 165, .18), transparent 30%),
        linear-gradient(180deg, #f9fdfc 0%, #eef8f6 100%);
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 72px; }
.eyebrow {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: .13em;
    font-size: .75rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 13px;
}
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(2.75rem, 5vw, 5rem); line-height: 1.04; letter-spacing: -.055em; margin-bottom: 22px; }
h2 { font-size: clamp(2rem, 4vw, 3.35rem); line-height: 1.12; letter-spacing: -.04em; margin-bottom: 18px; }
h3 { line-height: 1.25; }
.hero-text { font-size: 1.13rem; color: var(--muted); max-width: 650px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin: 32px 0 26px; }
.button {
    min-height: 48px; padding: 12px 20px; border-radius: 13px;
    border: 1px solid transparent; display: inline-flex; align-items: center; justify-content: center;
    font-weight: 750; cursor: pointer;
}
.primary { background: var(--primary); color: #fff; }
.primary:hover { background: var(--primary-dark); }
.secondary { background: #fff; border-color: var(--line); }
.disabled { background: rgba(255,255,255,.15); border-color: rgba(255,255,255,.35); color: #fff; cursor: default; }
.trust-row { display: flex; flex-wrap: wrap; gap: 16px; color: #526562; font-size: .92rem; }
.trust-row span::before { content: "•"; color: var(--primary); margin-right: 7px; }

.portal-card {
    background: var(--surface);
    border: 1px solid #e4efed;
    border-radius: 28px;
    padding: 26px;
    box-shadow: var(--shadow);
}
.portal-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; }
.portal-top small, .portal-top strong { display: block; }
.portal-top strong { font-size: 1.28rem; margin-top: 2px; }
.avatar { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; background: var(--accent); color: var(--primary); font-weight: 800; }
.status-card {
    padding: 20px;
    border-radius: 18px;
    background: linear-gradient(135deg, #0f766e, #13958a);
    color: white;
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-start;
}
.status-card h3 { margin: 4px 0; }
.status-card p { margin: 0; opacity: .8; font-size: .9rem; }
.status { background: rgba(255,255,255,.18); padding: 6px 10px; border-radius: 999px; font-size: .76rem; font-weight: 700; }
.result-list { margin-top: 15px; }
.result-list article { display: grid; grid-template-columns: 46px 1fr auto; align-items: center; gap: 13px; padding: 14px 4px; border-bottom: 1px solid var(--line); }
.result-list article:last-child { border-bottom: 0; }
.result-icon { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: #edf6f4; color: var(--primary); font-size: .72rem; font-weight: 850; }
.result-list strong, .result-list small { display: block; }
.result-list small { color: var(--muted); margin-top: 2px; }
.arrow { font-size: 1.8rem; color: #8da09c; }
.preview-note { font-size: .78rem; color: var(--muted); margin: 15px 0 0; text-align: center; }

.section { padding: 92px 0; }
.section-heading { max-width: 760px; margin-bottom: 42px; }
.section-heading p, .split p, .contact-card p { color: var(--muted); font-size: 1.05rem; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 25px;
    min-height: 280px;
}
.feature-number { display: inline-flex; color: var(--primary); font-weight: 850; margin-bottom: 44px; }
.feature-card p { color: var(--muted); margin-bottom: 0; }

.security-section { background: #eaf6f4; }
.split { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; align-items: start; }
.security-list { display: grid; gap: 15px; }
.security-list > div {
    background: rgba(255,255,255,.75);
    border: 1px solid rgba(255,255,255,.9);
    border-radius: 17px;
    padding: 18px 20px;
    display: grid;
    grid-template-columns: 30px 1fr;
    gap: 12px;
}
.security-list span { color: var(--primary); font-weight: 900; }
.security-list p { margin: 0; color: var(--muted); }
.security-list strong { color: var(--ink); }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.steps article { padding: 24px 22px; border-top: 2px solid var(--primary); background: #fff; border-radius: 0 0 18px 18px; }
.steps span { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--accent); color: var(--primary); font-weight: 850; margin-bottom: 24px; }
.steps p { color: var(--muted); margin-bottom: 0; }

.launch-section { padding-top: 40px; }
.launch-card {
    background: linear-gradient(135deg, #0a554f, #0f766e);
    color: #fff;
    border-radius: 28px;
    padding: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}
.launch-card p { color: rgba(255,255,255,.78); margin-bottom: 0; }
.light { color: #bff4eb; }

.contact-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 24px;
    padding: 42px;
}
.contact-card p { margin-bottom: 0; }

footer { padding: 34px 0; background: #102b27; color: #dce9e7; }
.footer-wrap { display: flex; justify-content: space-between; gap: 24px; }
footer p { color: #9eb4b0; margin: 5px 0 0; }
.footer-right { display: flex; flex-direction: column; align-items: flex-end; color: #9eb4b0; }

@media (max-width: 900px) {
    .main-nav {
        display: none;
        position: absolute;
        top: 74px;
        left: 20px;
        right: 20px;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: #fff;
        border: 1px solid var(--line);
        border-radius: 16px;
        padding: 10px;
        box-shadow: var(--shadow);
    }
    .main-nav.open { display: flex; }
    .main-nav a { padding: 12px; }
    .menu-toggle { display: block; }
    .hero-grid, .split { grid-template-columns: 1fr; gap: 48px; }
    .feature-grid, .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
    .container { width: min(100% - 26px, 1120px); }
    .hero { padding: 62px 0; }
    h1 { font-size: 2.85rem; }
    .feature-grid, .steps { grid-template-columns: 1fr; }
    .portal-card { padding: 18px; border-radius: 22px; }
    .section { padding: 70px 0; }
    .launch-card, .contact-card, .footer-wrap { flex-direction: column; align-items: flex-start; }
    .launch-card, .contact-card { padding: 30px; }
    .footer-right { align-items: flex-start; }
}