:root {
    --cyan-bg: #d8f4f6;
    --cyan-wash: #e7f8f9;
    --cyan-deep: #0e7c86;
    --ink: #16383c;
    --muted: #4d6a6e;
    --panel: #f7fdfe;
    --line: #b7dfe3;
    --danger: #b42318;
    --warn: #b54708;
    --ok: #067647;
    --malicious: #b42318;
    --suspicious: #b54708;
    --safe: #067647;
    --shadow: 0 16px 40px rgba(14, 124, 134, 0.12);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
    font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    background: radial-gradient(circle at top left, #f2fbfc 0%, var(--cyan-bg) 42%, #c7ecef 100%);
    color: var(--ink);
}

.hidden { display: none !important; }
.view { min-height: 100vh; }

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    grid-template-columns: 1fr 420px;
    gap: 48px;
    padding: 48px;
}

.login-brand h1 { margin: 12px 0 8px; letter-spacing: 0.16em; }
.login-brand p { color: var(--muted); max-width: 360px; }

.mark {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: var(--cyan-deep);
    color: #fff;
    font-weight: 700;
}

.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 24px;
    box-shadow: var(--shadow);
}

.login-panel { width: 100%; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 14px; }
input, textarea, select {
    width: 100%;
    margin-top: 6px;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
    border-radius: 10px;
    padding: 12px 14px;
    font: inherit;
}
textarea { resize: vertical; line-height: 1.5; }
.btn {
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
    border-radius: 10px;
    padding: 10px 16px;
    cursor: pointer;
    font-weight: 600;
}
.btn.primary { background: var(--cyan-deep); color: #fff; border-color: var(--cyan-deep); }
.btn.ghost { background: transparent; }
.btn:disabled { opacity: 0.6; cursor: wait; }
.error { color: var(--danger); font-size: 13px; }
.hint { color: var(--muted); font-size: 12px; }

#app-view { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; }
.sidebar {
    background: rgba(247, 253, 254, 0.88);
    border-right: 1px solid var(--line);
    padding: 24px 18px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.brand { display: flex; gap: 12px; align-items: center; }
.brand span, .user-box span { display: block; color: var(--muted); font-size: 12px; }
nav { display: flex; flex-direction: column; gap: 8px; }
.nav-btn {
    text-align: left;
    border: 0;
    background: transparent;
    padding: 10px 12px;
    border-radius: 10px;
    color: var(--ink);
    cursor: pointer;
    font-weight: 600;
}
.nav-btn.active, .nav-btn:hover { background: var(--cyan-wash); }
.user-box { margin-top: auto; display: flex; flex-direction: column; gap: 10px; }
.content { padding: 32px 36px 48px; }
.page-head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; margin-bottom: 24px; }
.kicker { text-transform: uppercase; letter-spacing: 0.14em; font-size: 11px; color: var(--cyan-deep); margin: 0 0 6px; }
h2, h3 { margin: 0 0 8px; }
.lede { color: var(--muted); max-width: 720px; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 16px;
}
.stat strong { display: block; font-size: 28px; margin-top: 8px; }
.analyze-layout { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 20px; align-items: start; }
.parse-preview {
    background: var(--cyan-wash);
    border: 1px dashed var(--line);
    border-radius: 12px;
    padding: 12px;
    margin: 0 0 14px;
    font-size: 13px;
}
.parse-preview.empty { color: var(--muted); }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.result-stack { display: flex; flex-direction: column; gap: 14px; }
.badge-row { display: flex; gap: 8px; flex-wrap: wrap; }
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-radius: 999px;
    padding: 5px 10px;
    font-size: 12px;
    font-weight: 700;
    border: 1px solid var(--line);
    background: #fff;
}
.badge.yes { color: var(--ok); border-color: #abefc6; background: #ecfdf3; }
.badge.no { color: var(--danger); border-color: #fecdca; background: #fef3f2; }
.badge.MALICIOUS { color: #fff; background: var(--malicious); border-color: var(--malicious); }
.badge.SUSPICIOUS { color: #fff; background: var(--suspicious); border-color: var(--suspicious); }
.badge.SAFE { color: #fff; background: var(--safe); border-color: var(--safe); }
.score { font-size: 42px; font-weight: 800; }
.meter { height: 8px; background: #dff4f6; border-radius: 99px; overflow: hidden; }
.meter span { display: block; height: 100%; background: var(--cyan-deep); }
.kv { display: grid; grid-template-columns: 120px 1fr; gap: 6px 12px; font-size: 14px; }
.kv span { color: var(--muted); }
.chip-list { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { background: var(--cyan-wash); border: 1px solid var(--line); border-radius: 999px; padding: 4px 10px; font-size: 12px; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); font-size: 14px; }
tr.clickable { cursor: pointer; }
tr.clickable:hover { background: var(--cyan-wash); }
.filters { display: flex; gap: 8px; }
.filters input, .filters select { width: auto; min-width: 180px; }
.case-detail { margin-top: 18px; display: grid; gap: 14px; }
.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li { border-left: 3px solid var(--cyan-deep); padding: 0 0 14px 14px; }
.timeline .time { color: var(--muted); font-size: 12px; }
.empty { color: var(--muted); padding: 12px 0; }

@media (max-width: 980px) {
    .login-shell, #app-view, .analyze-layout { grid-template-columns: 1fr; }
    .sidebar { flex-direction: row; align-items: center; }
    nav { flex-direction: row; }
    .user-box { margin-top: 0; margin-left: auto; }
}