:root {
    color-scheme: light dark;
    --bg: #f5f5f7;
    --card: #ffffff;
    --text: #1d1d1f;
    --muted: #6e6e73;
    --accent: #0071e3;
    --danger: #d70015;
    --border: #d2d2d7;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.wrap {
    max-width: 760px;
    margin: 0 auto;
    padding: 32px 20px 80px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

h1 { font-size: 1.4rem; margin: 0; }

a.logout { color: var(--muted); text-decoration: none; font-size: 0.9rem; }
a.logout:hover { text-decoration: underline; }

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.login-wrap {
    max-width: 340px;
    margin: 12vh auto 0;
    padding: 0 20px;
}

.login-wrap .card { text-align: center; }

input[type="text"], input[type="password"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    margin-bottom: 12px;
}

button, input[type="submit"] {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 10px 16px;
    font-size: 0.95rem;
    cursor: pointer;
}

button.danger {
    background: transparent;
    color: var(--danger);
    padding: 4px 8px;
}

.error {
    color: var(--danger);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.dropzone {
    border: 2px dashed var(--border);
    border-radius: 12px;
    padding: 28px;
    text-align: center;
    color: var(--muted);
    margin-bottom: 12px;
    transition: border-color .15s, color .15s;
}

.dropzone.dragover {
    border-color: var(--accent);
    color: var(--accent);
}

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); font-size: 0.92rem; }
th { color: var(--muted); font-weight: 500; font-size: 0.8rem; text-transform: uppercase; }
td.actions { text-align: right; white-space: nowrap; }
td.actions a { color: var(--accent); text-decoration: none; margin-right: 12px; font-size: 0.88rem; }
.muted { color: var(--muted); font-size: 0.85rem; }