:root {
    --bg: #f3f7f4;
    --panel: #ffffff;
    --ink: #14342b;
    --muted: #5f786f;
    --line: #d8e5de;
    --accent: #0f766e;
    --accent-dark: #115e59;
    --warn: #b45309;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, sans-serif;
    background:
        radial-gradient(circle at top right, rgba(15, 118, 110, 0.12), transparent 28%),
        linear-gradient(180deg, #eef6f2 0%, #f7faf8 100%);
    color: var(--ink);
}

.shell {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 48px;
}

.hero {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 20px;
    align-items: start;
    margin-bottom: 24px;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--accent);
    font-weight: 700;
    font-size: 0.78rem;
}

h1, h2, h3 {
    margin-top: 0;
}

.intro {
    max-width: 58ch;
    color: var(--muted);
    font-size: 1.05rem;
}

.hero-card,
.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 20px;
    box-shadow: 0 20px 50px rgba(20, 52, 43, 0.05);
}

.panel {
    margin-top: 20px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 18px;
}

.stat-card {
    padding: 14px;
    border-radius: 14px;
    background: #effaf7;
    border: 1px solid #cbe7df;
}

.stat-card strong {
    display: block;
    font-size: 1.7rem;
    margin-top: 6px;
}

.alert-list {
    padding-left: 18px;
    color: var(--warn);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.form-grid textarea,
.form-grid label:last-of-type,
.form-grid label:first-of-type {
    width: 100%;
}

input,
select,
textarea,
button {
    font: inherit;
}

input,
select,
textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #fff;
}

textarea {
    min-height: 92px;
    resize: vertical;
}

button {
    border: none;
    border-radius: 12px;
    padding: 12px 16px;
    background: var(--accent);
    color: #fff;
    cursor: pointer;
    font-weight: 700;
}

button:hover {
    background: var(--accent-dark);
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    text-align: left;
    padding: 12px 10px;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
}

.panel-header,
.filters {
    display: flex;
    gap: 12px;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.action-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.action-row button {
    width: auto;
}

.ghost {
    background: #dff3ee;
    color: var(--ink);
}

.danger {
    background: #b91c1c;
}

@media (max-width: 860px) {
    .hero {
        grid-template-columns: 1fr;
    }

    .form-grid,
    .stats-grid {
        grid-template-columns: 1fr;
    }
}