:root {
    --bg: #0B0B0B;
    --panel: #141414;
    --ink: #F2F2F2;
    --muted: #B8BBC0;
    --accent: #BFC4CC;
    --card: #111214;
    --border: #23252A;
    --shadow: 0 10px 30px rgba(0, 0, 0, .45);
    --radius: 16px;
}

* {
    box-sizing: border-box
}

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    color: var(--ink);
    background: linear-gradient(180deg, #0a0a0a, var(--bg) 60%);
}

.container {
    max-width: 1080px;
    margin: auto;
    padding: 24px
}

header {
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700
}

.brand img {
    height: 64px;
    width: auto;
    border-radius: 8px;
    box-shadow: var(--shadow)
}

.nav a {
    margin-top: 5px;
    margin-bottom: 5px;
}

@media (min-width: 576px) {
    .nav {
        display: flex;
    }
}

.nav a {
    display: block;
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-left: 10px;
    text-align: center;
}

.nav a.primary {
    background: var(--accent);
    color: #0a0a0a;
    border: none
}

.hero {
    text-align: center;
    padding: 72px 0 32px
}

.hero h1 {
    font-size: clamp(28px, 5vw, 48px);
    margin-bottom: 16px
}

.hero p {
    color: var(--muted);
    max-width: 720px;
    margin: auto
}

.cta {
    margin-top: 24px;
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap
}

.btn {
    padding: 14px 18px;
    border-radius: 12px;
    border: 1px solid var(--border);
    font-weight: 600;
    background: #1b1c1f;
    color: var(--ink);
    cursor: pointer
}

.cta .btn {
    text-decoration: underline;
    font-size: 16px;
}

.btn.primary {
    background: var(--accent);
    color: #0a0a0a;
    border: none
}

.grid {
    display: grid;
    gap: 18px;
    margin-top: 40px
}

@media(min-width:900px) {
    .grid.cols-3 {
        grid-template-columns: repeat(3, 1fr)
    }
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow)
}

.card h3 {
    margin: 0 0 8px
}

.muted {
    color: var(--muted)
}

.lookup {
    text-align: center;
    margin-top: 60px
}

input[type=text] {
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: #0c1627;
    color: var(--ink);
    width: 280px;
    max-width: 80%
}

footer {
    margin-top: 80px;
    border-top: 1px solid var(--border);
    padding: 20px 0;
    text-align: center;
    font-size: 12px;
    color: var(--muted)
}

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

.hidden {
    display: none
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .6);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease;
    z-index: 999;
}

.modal {
    position: absolute;
    left: 50%;
    top: 0;
    transform: translate(-50%, 2%) scale(.98);
    width: min(640px, 92vw);
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 28px;
    box-shadow: 0 20px 80px rgba(0, 0, 0, .55);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease, transform .25s cubic-bezier(.2, .8, .2, 1);
    z-index: 1000;
}

.modal .grid {
    margin-top: 0;
}

.modal.open {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
    pointer-events: auto
}

.modal-backdrop.open {
    opacity: 1;
    pointer-events: auto
}

.modal-header {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 24px 28px 0 28px
}

.logo {
    width: 40px;
    height: 40px;
    border-radius: 16px;
    background: var(--surface);
    flex: 0 0 auto
}

.title {
    font-weight: 700
}

.subtitle {
    font-size: 12px;
    color: var(--sub)
}

.modal-body {
    padding: 24px 28px 28px 28px
}

.grid {
    display: grid;
    gap: 18px
}

label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 8px 0
}

input[type=email],
input[type=url],
textarea {
    width: 100%;
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    outline: none;
}

textarea {
    min-height: 96px;
    resize: vertical
}

.hint {
    margin-top: 6px;
    color: var(--sub);
    font-size: 12px
}

.error {
    color: var(--danger);
    font-size: 14px
}

.row {
    display: flex;
    gap: 12px;
    justify-content: space-between;
    align-items: center
}

.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 10px
}

.tab {
    background: var(--card);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 8px 10px;
    border-radius: 10px;
    font-size: 13px;
    cursor: pointer;
    opacity: .9;
}

.tab.active {
    opacity: 1
}

.drop {
    border: 1px dashed var(--border);
    border-radius: 22px;
    padding: 22px;
    text-align: center;
    background: var(--surface);
    cursor: pointer;
}

.foot {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding-top: 6px
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0
}

.mt-2 {
    margin-top: .5rem
}

a.check-result {
    color: #f2f2f2;
}