:root {
    --bg: #eef2f0;
    --panel: #ffffff;
    --ink: #14201a;
    --muted: #5c6b63;
    --line: #d5ddd8;
    --accent: #0f6b4c;
    --accent-2: #c45c26;
    --warn: #b45309;
    --danger: #b91c1c;
    --ok: #047857;
    --info: #0369a1;
    --sidebar: #0c3d2e;
    --radius: 14px;
    --shadow: 0 10px 30px rgba(20, 32, 26, 0.08);
    --font: "Segoe UI", "Trebuchet MS", sans-serif;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: var(--font);
    color: var(--ink);
    background:
        radial-gradient(1200px 600px at 10% -10%, #d9ebe3 0%, transparent 55%),
        radial-gradient(900px 500px at 100% 0%, #f3e4d8 0%, transparent 50%),
        var(--bg);
    min-height: 100vh;
    display: flex;
}

.sidebar {
    width: 250px;
    background: linear-gradient(180deg, #0f4a38, var(--sidebar));
    color: #e8f5ef;
    padding: 1.4rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: sticky;
    top: 0;
    height: 100vh;
}

.brand { display: flex; gap: .8rem; align-items: center; padding: .4rem .5rem; }
.brand-mark {
    width: 42px; height: 42px; border-radius: 12px;
    background: #f0b429; color: #14201a;
    display: grid; place-items: center; font-weight: 800;
}
.brand strong { display: block; font-size: 1rem; }
.brand small { color: #a7c4b8; }

.sidebar nav { display: flex; flex-direction: column; gap: .35rem; flex: 1; }
.sidebar a {
    color: #d5ebe2; text-decoration: none; padding: .7rem .9rem;
    border-radius: 10px; font-weight: 600;
}
.sidebar a:hover, .sidebar a.active { background: rgba(255,255,255,.12); color: #fff; }
.sidebar-foot { padding: .5rem .9rem; color: #9db8ad; }

.main { flex: 1; padding: 1.5rem 1.75rem 2.5rem; min-width: 0; }
.main-full { max-width: 480px; margin: 0 auto; padding-top: 8vh; }

h1 { margin: 0 0 .35rem; font-size: 1.6rem; letter-spacing: -.02em; }
.subtitle { color: var(--muted); margin: 0 0 1.25rem; }

.grid { display: grid; gap: 1rem; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.1rem 1.2rem;
}

.stat-label { color: var(--muted); font-size: .85rem; }
.stat-value { font-size: 1.8rem; font-weight: 800; margin-top: .2rem; letter-spacing: -.03em; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: .75rem .6rem; border-bottom: 1px solid var(--line); font-size: .93rem; }
th { color: var(--muted); font-weight: 700; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
tr:hover td { background: #f7faf8; }

.badge {
    display: inline-block; padding: .2rem .55rem; border-radius: 999px;
    font-size: .75rem; font-weight: 700; text-transform: capitalize;
}
.badge-ok { background: #d1fae5; color: var(--ok); }
.badge-warn { background: #ffedd5; color: var(--warn); }
.badge-info { background: #e0f2fe; color: var(--info); }
.badge-danger { background: #fee2e2; color: var(--danger); }
.badge-muted { background: #e5e7eb; color: #374151; }

.btn {
    display: inline-block; border: 0; border-radius: 10px; padding: .65rem 1rem;
    background: var(--accent); color: #fff; font-weight: 700; cursor: pointer;
    text-decoration: none; font-size: .92rem;
}
.btn:hover { filter: brightness(1.08); }
.btn-secondary { background: #33463d; }
.btn-danger { background: var(--danger); }
.btn-sm { padding: .4rem .7rem; font-size: .8rem; }

.form-row { margin-bottom: 1rem; }
.form-row label { display: block; font-weight: 700; margin-bottom: .35rem; font-size: .9rem; }
.form-row input, .form-row select, .form-row textarea {
    width: 100%; padding: .7rem .8rem; border: 1px solid var(--line);
    border-radius: 10px; font: inherit; background: #fff;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
    outline: 2px solid rgba(15,107,76,.25); border-color: var(--accent);
}

.login-card { padding: 1.6rem; }
.login-card h1 { text-align: center; }
.login-card .subtitle { text-align: center; }
.login-card .btn { width: 100%; }

.alert {
    padding: .8rem 1rem; border-radius: 10px; margin-bottom: 1rem; font-weight: 600;
}
.alert-success { background: #d1fae5; color: #065f46; }
.alert-error { background: #fee2e2; color: #991b1b; }
.alert-info { background: #e0f2fe; color: #075985; }

.toolbar {
    display: flex; flex-wrap: wrap; gap: .75rem; align-items: end;
    margin-bottom: 1rem; justify-content: space-between;
}
.toolbar form { display: flex; flex-wrap: wrap; gap: .6rem; align-items: end; }
.toolbar .form-row { margin: 0; min-width: 160px; }

.actions { display: flex; gap: .4rem; flex-wrap: wrap; }

.section-title { margin: 0 0 1rem; font-size: 1.1rem; }
.attendance-photo { height: 40px; border-radius: 6px; }

.print-only { display: none; }

@media print {
    body {
        display: block;
        background: #fff;
    }
    .sidebar,
    .no-print,
    .alert {
        display: none !important;
    }
    .main {
        padding: 0;
        max-width: none;
    }
    .print-only {
        display: block !important;
    }
    .print-header {
        margin-bottom: 1rem;
        padding-bottom: .75rem;
        border-bottom: 2px solid #333;
    }
    .print-header h2 {
        margin: 0 0 .35rem;
        font-size: 1.25rem;
    }
    .print-header p {
        margin: .15rem 0;
        color: #333;
    }
    .card {
        box-shadow: none;
        border: 1px solid #ccc;
        break-inside: avoid;
        page-break-inside: avoid;
        margin-bottom: 1rem;
    }
    .col-photo,
    .col-latlng {
        display: none;
    }
    th, td {
        font-size: .82rem;
        padding: .45rem .35rem;
    }
    .badge {
        border: 1px solid #999;
        background: #fff !important;
        color: #000 !important;
    }
}

@media (max-width: 980px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    body { flex-direction: column; }
    .sidebar { width: 100%; height: auto; position: relative; }
    .sidebar nav { flex-direction: row; flex-wrap: wrap; }
}
@media (max-width: 640px) {
    .grid-4, .grid-2 { grid-template-columns: 1fr; }
    .main { padding: 1rem; }
}