:root {
    --bg: #0d1117;
    --panel: #161b22;
    --soft: #21262d;
    --text: #e6edf3;
    --muted: #9da7b3;
    --accent: #d72638;
    --accent-2: #ff6b6b;
    --success: #238636;
    --border: #30363d;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: linear-gradient(180deg, #0d1117 0%, #111827 100%);
    color: var(--text);
}

a { color: #9ecbff; }
.container {
    width: min(980px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 56px;
}
.panel {
    background: rgba(22, 27, 34, 0.96);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 24px;
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.25);
}
.hero {
    display: grid;
    gap: 24px;
    grid-template-columns: 1.2fr .8fr;
    margin-bottom: 24px;
}
.badge {
    display: inline-block;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(215, 38, 56, 0.15);
    color: #ffb3ba;
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 14px;
}
.hero h1, h2, h3 { margin-top: 0; }
.lead { color: var(--muted); line-height: 1.6; }
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}
label {
    display: block;
    margin: 0 0 8px;
    font-weight: bold;
}
input, select, textarea {
    width: 100%;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: #0f141a;
    color: var(--text);
    font-size: 15px;
}
textarea { min-height: 110px; resize: vertical; }
button, .button {
    display: inline-block;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    color: white;
    border: none;
    padding: 12px 18px;
    border-radius: 12px;
    font-weight: bold;
    cursor: pointer;
    text-decoration: none;
}
.button.secondary {
    background: transparent;
    border: 1px solid var(--border);
}
.actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 18px;
}
.notice, .success, .error {
    padding: 14px 16px;
    border-radius: 12px;
    margin-bottom: 18px;
}
.notice { background: rgba(255,255,255,0.04); border: 1px solid var(--border); }
.success { background: rgba(35, 134, 54, 0.18); border: 1px solid rgba(35, 134, 54, 0.6); }
.error { background: rgba(215, 38, 56, 0.18); border: 1px solid rgba(215, 38, 56, 0.6); }
.small { font-size: 13px; color: var(--muted); }
.card-list { display: grid; gap: 18px; }
.checkbox-row {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-top: 12px;
}
.checkbox-row input { width: auto; margin-top: 4px; }
.message-box {
    border-left: 4px solid var(--accent-2);
    padding: 16px;
    background: rgba(255,255,255,0.04);
    border-radius: 10px;
    line-height: 1.7;
}
footer {
    margin-top: 28px;
    color: var(--muted);
    font-size: 13px;
}
@media (max-width: 820px) {
    .hero, .grid-2 { grid-template-columns: 1fr; }
}