:root {
    --primary: #4F7CFF;
    --primary-dark: #3D63E0;
    --accent: #7C5CFC;
    --success-bg: #E3F7EA; --success-fg: #1E8A54;
    --error-bg: #FDE7E7;   --error-fg: #C0392B;
    --warning-bg: #FFF4E0; --warning-fg: #B7791F;
    --border: #E6E8F0;
    --text: #1A1D2E;
    --text-muted: #6B7089;
    --surface: #FFFFFF;
    --bg: #F4F5FA;
}

[data-theme="dark"] {
    --success-bg: #17352450; --success-fg: #4ADE80;
    --error-bg: #4A1F1F50;   --error-fg: #F87171;
    --warning-bg: #4A3A1550; --warning-fg: #FBBF24;
    --border: #2E3348;
    --text: #E8EAF2;
    --text-muted: #9095AC;
    --surface: #1B1F30;
    --bg: #121522;
}
[data-theme="dark"] .auth-page { background: radial-gradient(circle at 20% 20%, #1B1F3B 0%, #121522 45%, #121522 100%); }
[data-theme="dark"] .data-table th { background: #191D2C; }
[data-theme="dark"] .data-table tr:hover td { background: #191D2C; }
[data-theme="dark"] input[type=text], [data-theme="dark"] input[type=email], [data-theme="dark"] input[type=password],
[data-theme="dark"] input[type=number], [data-theme="dark"] input[type=tel], [data-theme="dark"] input[type=date],
[data-theme="dark"] select, [data-theme="dark"] textarea { color: var(--text); }
[data-theme="dark"] .btn-outline { color: var(--text); }

* { box-sizing: border-box; }

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

/* ---- Auth pages ---- */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 20% 20%, #EEF2FF 0%, #F4F5FA 45%, #F4F5FA 100%);
}
.auth-card {
    background: var(--surface);
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(30, 40, 90, 0.10);
    padding: 44px 40px;
    width: 100%;
    max-width: 400px;
    text-align: center;
}
.brand-mark { display: block; margin: 0 auto; }
.auth-logo-row { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-bottom: 6px; }
.auth-logo-name { font-size: 26px; font-weight: 800; letter-spacing: -0.02em; background: linear-gradient(90deg, var(--primary), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.auth-tagline { font-size: 13px; color: var(--text-muted); margin: 0 0 30px; }
.auth-card form { text-align: left; }

label { display: block; font-size: 13px; font-weight: 600; margin: 14px 0 6px; color: #3A3F55; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=tel], input[type=date], input[type=file], select, textarea {
    display: block;
    width: 100%;
    height: 46px;
    padding: 0 14px;
    border: 1.5px solid var(--border);
    border-radius: 10px;
    font-size: 14px;
    font-family: inherit;
    outline: none;
    background: var(--surface);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    box-sizing: border-box;
    transition: border-color 0.15s, box-shadow 0.15s;
}
input[type=file] { height: auto; padding: 10px 14px; }
textarea { height: auto; padding: 11px 14px; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,124,255,0.12); }

.btn {
    display: inline-block;
    padding: 11px 22px;
    border-radius: 10px;
    border: none;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: transform 0.08s, box-shadow 0.15s;
}
.btn-primary { background: linear-gradient(90deg, var(--primary), var(--accent)); color: #fff; box-shadow: 0 4px 14px rgba(79,124,255,0.30); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(79,124,255,0.38); }
.btn-outline { background: transparent; border: 1.5px solid var(--border); color: var(--text); }
.btn-outline:hover { background: var(--bg); border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 6px 13px; font-size: 12.5px; }
.btn-block { width: 100%; margin-top: 22px; }

.alert { padding: 11px 15px; border-radius: 10px; font-size: 13px; margin-bottom: 10px; text-align: left; }
.alert-error { background: var(--error-bg); color: var(--error-fg); }
.alert-success { background: var(--success-bg); color: var(--success-fg); }

.container { max-width: 1080px; margin: 0 auto; padding: 28px 32px 48px; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; gap: 12px; flex-wrap: wrap; }
.page-header h1 { font-size: 20px; margin: 0; }

.card { background: var(--surface); border-radius: 16px; border: 1px solid var(--border); padding: 26px; box-shadow: 0 1px 3px rgba(20,20,50,0.03); }

.data-table { width: 100%; border-collapse: collapse; background: var(--surface); border-radius: 16px; overflow: hidden; border: 1px solid var(--border); }
.data-table th { text-align: left; font-size: 11.5px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; padding: 14px 22px; border-bottom: 1px solid var(--border); background: #FAFBFF; }
.data-table th[onclick] { cursor: pointer; user-select: none; }
.data-table th[onclick]:hover { color: var(--primary); }
.sort-arrow { font-size: 9px; color: var(--primary); }
.status-badge-clickable { cursor: pointer; border: none; font-family: inherit; }
.data-table td { padding: 14px 22px; border-bottom: 1px solid var(--border); font-size: 14px; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: #FAFBFF; }

.badge { display: inline-block; padding: 3px 11px; border-radius: 100px; font-size: 11.5px; font-weight: 700; }
.badge-active { background: var(--success-bg); color: var(--success-fg); }
.badge-inactive { background: var(--error-bg); color: var(--error-fg); }

.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }

.action-icons { display: flex; gap: 6px; }
.icon-btn {
    width: 32px; height: 32px; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg); border: 1px solid var(--border);
    color: var(--text-muted); text-decoration: none; cursor: pointer;
    font-size: 13px; transition: background 0.15s, color 0.15s;
}
.icon-btn:hover { background: rgba(79,124,255,0.1); color: var(--primary); border-color: rgba(79,124,255,0.3); }
.icon-btn-danger:hover { background: var(--error-bg); color: var(--error-fg); border-color: rgba(192,57,43,0.3); }
.icon-btn-success:hover { background: var(--success-bg); color: var(--success-fg); border-color: rgba(30,138,84,0.3); }

/* ---- Symmetric form grid — used by every add/edit entry form ---- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; align-items: start; }
.form-field { min-width: 0; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { margin-top: 0; }
.form-section-title {
    grid-column: 1 / -1;
    font-size: 12.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
    color: var(--text-muted); margin: 22px 0 4px; padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
.form-section-title:first-child { margin-top: 0; }
.field-hint { font-size: 12px; color: var(--text-muted); margin: 4px 0 0; }

/* ---- Modal ---- */
.modal { position: fixed; inset: 0; background: rgba(20,20,50,0.45); display: flex; align-items: center; justify-content: center; z-index: 200; }
.modal.hidden { display: none; }
.modal-content { background: var(--surface); border-radius: 16px; padding: 28px; width: 100%; max-width: 380px; }
.modal-content h3 { margin: 0 0 8px; }
.modal-content p { font-size: 14px; color: var(--text-muted); margin: 0 0 20px; }
.modal-actions { display: flex; flex-direction: column; gap: 10px; }

@media (max-width: 700px) {
    .form-grid { grid-template-columns: 1fr; }
}