:root {
    --bg: #eef3fb;
    --surface: #ffffff;
    --surface-2: #f8fbff;
    --text: #1a2840;
    --muted: #60708a;
    --primary: #143f86;
    --primary-strong: #0d2f65;
    --border: #d7e0ef;
    --danger: #b42318;
    --success-bg: #ecfdf3;
    --success-text: #027a48;
    --shadow: 0 16px 40px rgba(20, 63, 134, 0.10);
    --radius: 18px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: linear-gradient(180deg, #f4f7fc 0%, var(--bg) 100%);
    color: var(--text);
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 24px 0 48px;
}

.topbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 24px;
}

.page-title {
    margin: 0;
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.05;
    color: var(--primary);
}

.page-subtitle {
    margin: 10px 0 0;
    color: var(--muted);
    font-size: 18px;
}

.topbar-actions,
.action-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}

.btn,
button,
input[type="submit"] {
    appearance: none;
    border: 1px solid transparent;
    border-radius: 14px;
    background: var(--primary);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
    padding: 14px 18px;
    cursor: pointer;
    transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
    box-shadow: 0 10px 20px rgba(20, 63, 134, 0.15);
}

.btn:hover,
button:hover,
input[type="submit"]:hover {
    transform: translateY(-1px);
    background: var(--primary-strong);
}

.btn-secondary {
    background: #fff;
    border-color: #c9d7ec;
    color: var(--primary);
    box-shadow: none;
}

.btn-secondary:hover {
    background: #f8fbff;
}

.btn-danger {
    background: #fff;
    color: #ba2d0b;
    border-color: #f2c7bf;
    box-shadow: none;
}

.notice,
.alert {
    border-radius: 14px;
    padding: 14px 16px;
    margin-bottom: 20px;
    font-size: 15px;
}

.notice-success {
    background: var(--success-bg);
    color: var(--success-text);
    border: 1px solid #abefc6;
}

.notice-error,
.alert-error {
    background: #fef3f2;
    color: var(--danger);
    border: 1px solid #fecdca;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: var(--shadow);
    padding: 22px;
    margin-bottom: 22px;
}

.card-title {
    margin: 0 0 18px;
    color: var(--primary);
    font-size: 20px;
}

.grid-3,
.grid-2 {
    display: grid;
    gap: 18px;
}
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.field,
.inline-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

label,
.field-label {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary-strong);
}

input[type="text"],
input[type="number"],
input[type="password"],
input[type="search"],
textarea,
select {
    width: 100%;
    min-height: 48px;
    padding: 13px 14px;
    border: 1px solid #b8c8df;
    border-radius: 14px;
    background: #fff;
    color: var(--text);
    font-size: 16px;
    outline: none;
    transition: border-color .15s ease, box-shadow .15s ease;
}

textarea {
    min-height: 140px;
    resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
    border-color: #4b7fd3;
    box-shadow: 0 0 0 4px rgba(75, 127, 211, 0.15);
}

.help-text {
    color: var(--muted);
    font-size: 14px;
    margin: 0;
}

.item-list {
    display: grid;
    gap: 14px;
}

.item-card {
    border: 1px solid #d6e1f0;
    border-radius: 18px;
    background: var(--surface-2);
    padding: 16px;
}

.item-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.item-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-radius: 999px;
    background: #dbe7fb;
    color: var(--primary-strong);
    font-size: 13px;
    font-weight: 700;
    padding: 8px 12px;
}

.photo-box {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.photo-preview {
    width: 160px;
    max-width: 100%;
    border-radius: 18px;
    border: 1px solid #d8e0ed;
    overflow: hidden;
    background: #fff;
}

.photo-preview img {
    display: block;
    width: 100%;
    height: auto;
}

.toolbar-mobile {
    display: none;
}

.sticky-actions {
    position: sticky;
    bottom: 0;
    z-index: 10;
    background: rgba(244, 247, 252, 0.88);
    backdrop-filter: blur(8px);
    border-top: 1px solid rgba(183, 199, 224, 0.8);
    padding: 14px 0 env(safe-area-inset-bottom);
    margin-top: 10px;
}

.sticky-actions .action-row {
    justify-content: flex-end;
}

.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: #fff;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

th, td {
    padding: 14px 16px;
    border-bottom: 1px solid #e4ebf5;
    text-align: left;
    font-size: 15px;
}

th {
    background: #f7faff;
    color: var(--primary-strong);
}

.search-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    margin-bottom: 18px;
}

.list-cards {
    display: none;
    gap: 14px;
}

.result-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 16px;
    box-shadow: var(--shadow);
}

.result-card h3 {
    margin: 0 0 6px;
    color: var(--primary);
    font-size: 18px;
}

.result-meta {
    margin: 4px 0;
    color: var(--muted);
    font-size: 14px;
}

@media (max-width: 960px) {
    .grid-3 { grid-template-columns: 1fr 1fr; }
    .topbar { flex-direction: column; align-items: stretch; }
    .topbar-actions { width: 100%; }
}

@media (max-width: 720px) {
    .container {
        width: min(100% - 20px, 100%);
        padding-top: 18px;
        padding-bottom: 32px;
    }

    .page-title { font-size: 34px; }
    .page-subtitle { font-size: 16px; }

    .card {
        padding: 16px;
        border-radius: 18px;
        margin-bottom: 16px;
    }

    .card-title { font-size: 18px; }
    .grid-3,
    .grid-2,
    .search-row { grid-template-columns: 1fr; }

    .item-card { padding: 14px; }

    .item-card-header {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 10px;
    }

    .btn,
    button,
    input[type="submit"] {
        width: 100%;
        justify-content: center;
    }

    .topbar-actions,
    .action-row,
    .sticky-actions .action-row {
        flex-direction: column;
        align-items: stretch;
    }

    .table-wrap { display: none; }
    .list-cards { display: grid; }

    .toolbar-mobile {
        display: block;
        margin-bottom: 14px;
    }

    .sticky-actions {
        padding-top: 12px;
    }

    input[type="text"],
    input[type="number"],
    input[type="password"],
    input[type="search"],
    textarea,
    select {
        font-size: 16px;
    }
}