* {
    box-sizing: border-box;
}

:root {
    --app-font-scale: 1;
    --bg: #f5f8fb;
    --surface: #ffffff;
    --surface-soft: #f8fafc;
    --line: #d8e2ec;
    --line-strong: #b8c7d6;
    --text: #0f172a;
    --muted: #64748b;
    --primary: #075985;
    --primary-strong: #0c4a6e;
    --primary-soft: #e0f2fe;
    --accent: #dc2626;
    --success: #15803d;
    --warning: #b45309;
    --shadow: 0 14px 40px rgba(15, 23, 42, .08);
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, "Segoe UI", Arial, sans-serif;
    font-size: calc(14px * var(--app-font-scale));
    color: var(--text);
    background:
        linear-gradient(180deg, #f8fbfd 0, var(--bg) 270px),
        var(--bg);
}

a {
    color: inherit;
}

.sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 20;
    display: flex;
    flex-direction: column;
    width: 272px;
    padding: 22px;
    color: #fff;
    background: linear-gradient(180deg, #083047 0, #0f4660 48%, #0d3b52 100%);
    border-right: 1px solid rgba(255, 255, 255, .12);
}

.brand {
    display: flex;
    gap: 12px;
    align-items: center;
    padding-bottom: 22px;
    margin-bottom: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, .14);
}

.brand-logo {
    width: 52px;
    height: 52px;
    object-fit: contain;
    flex: 0 0 auto;
    padding: 4px;
    background: #fff;
    border: 1px solid rgba(255, 255, 255, .6);
    border-radius: 50%;
    box-shadow: 0 10px 24px rgba(0, 0, 0, .18);
}

.brand strong {
    display: block;
    font-size: calc(17px * var(--app-font-scale));
    font-weight: bold;
    letter-spacing: .02em;
}

.brand span,
.sidebar-user small {
    display: block;
    color: #bae6fd;
    font-size: calc(12px * var(--app-font-scale));
    line-height: 1.45;
}

.sidebar nav {
    display: grid;
    gap: 6px;
}

.sidebar nav a {
    display: flex;
    gap: 11px;
    align-items: center;
    min-height: 42px;
    padding: 10px 12px;
    color: #e0f2fe;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: 8px;
}

.sidebar nav a:hover {
    color: #fff;
    background: rgba(255, 255, 255, .11);
    border-color: rgba(255, 255, 255, .12);
}

.nav-icon {
    display: inline-grid;
    place-items: center;
    width: 22px;
    color: #7dd3fc;
    font-size: calc(16px * var(--app-font-scale));
}

.nav-title {
    margin: 18px 12px 5px;
    color: #7dd3fc;
    font-size: calc(10px * var(--app-font-scale));
    letter-spacing: 1.5px;
}

.sidebar-user {
    padding-top: 16px;
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, .14);
}

.sidebar-user b {
    display: block;
    font-weight: bold;
}

.sidebar-user a {
    display: inline-flex;
    margin-top: 12px;
    color: #fecdd3;
    text-decoration: none;
}

.main {
    margin-left: 272px;
}

.topbar {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: center;
    min-height: 88px;
    padding: 18px 30px;
    background: rgba(255, 255, 255, .88);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
}

.topbar-title {
    flex: 1;
    min-width: 0;
}

.topbar h1 {
    margin: 0;
    font-size: calc(23px * var(--app-font-scale));
    letter-spacing: 0;
}

.topbar p {
    margin: 5px 0 0;
    color: var(--muted);
    font-size: calc(13px * var(--app-font-scale));
}

.font-tools {
    display: flex;
    gap: 6px;
    align-items: center;
    padding: 4px;
    background: var(--surface-soft);
    border: 1px solid var(--line);
    border-radius: 8px;
}

.font-tools button,
.menu-btn {
    border: 0;
    background: transparent;
    color: var(--text);
    cursor: pointer;
}

.font-tools button {
    min-width: 40px;
    height: 34px;
    padding: 0 9px;
    border-radius: 6px;
    font-size: calc(14px * var(--app-font-scale));
    font-weight: bold;
}

.font-tools button:hover,
.font-tools button.is-active {
    color: var(--primary);
    background: var(--primary-soft);
}

.menu-btn {
    display: none;
    font-size: calc(24px * var(--app-font-scale));
}

.content {
    max-width: 1600px;
    padding: 28px;
    margin: auto;
}

.auth-main .content {
    max-width: none;
    min-height: 100vh;
    padding: 0;
}

.card {
    padding: 22px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.card-head {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
}

.card h3 {
    margin-top: 0;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 18px;
}

.stat {
    padding: 18px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-left: 4px solid #0284c7;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.stat.warning {
    border-left-color: #f59e0b;
}

.stat.danger {
    border-left-color: var(--accent);
}

.stat.purple {
    border-left-color: #7c3aed;
}

.stat span,
.stat i {
    display: block;
    color: var(--muted);
    font-style: normal;
}

.stat b {
    display: block;
    margin: 8px 0;
    font-size: calc(32px * var(--app-font-scale));
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 18px;
}

.rank-list div {
    display: flex;
    justify-content: space-between;
    padding: 13px 0;
    border-bottom: 1px solid #eef2f7;
}

.filters {
    display: grid;
    grid-template-columns: repeat(5, minmax(130px, 1fr));
    gap: 10px;
    margin-bottom: 18px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 40px;
    padding: 10px 15px;
    color: var(--text);
    font-size: calc(14px * var(--app-font-scale));
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
    background: #fff;
    border: 1px solid var(--line-strong);
    border-radius: 8px;
}

.btn:hover {
    border-color: var(--primary);
}

.btn.primary {
    color: #fff;
    background: linear-gradient(180deg, #0ea5e9, var(--primary));
    border-color: var(--primary);
}

.btn.danger {
    color: #be123c;
    background: #fff1f2;
    border-color: #fecdd3;
}

.btn.small {
    min-height: 32px;
    padding: 6px 10px;
}

.btn.wide {
    width: 100%;
}

.table-wrap {
    overflow: auto;
    border: 1px solid var(--line);
    border-radius: 8px;
}

table {
    width: 100%;
    min-width: 850px;
    border-collapse: collapse;
    background: #fff;
}

th,
td {
    padding: 13px;
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid #eef2f7;
}

th {
    color: #475569;
    font-size: calc(12px * var(--app-font-scale));
    background: #f8fafc;
}

td small {
    display: block;
    color: #94a3b8;
}

.badge {
    display: inline-block;
    padding: 6px 9px;
    font-size: calc(11px * var(--app-font-scale));
    font-weight: bold;
    background: #e2e8f0;
    border-radius: 999px;
}

.badge.nghiem_trong {
    color: #92400e;
    background: #fef3c7;
}

.badge.dac_biet_nghiem_trong {
    color: #991b1b;
    background: #fee2e2;
}

.badge.ngoai_kiem_soat {
    color: #5b21b6;
    background: #ede9fe;
}

.link {
    color: var(--primary);
    font-weight: bold;
    text-decoration: none;
}

.form-card {
    max-width: 1120px;
    margin: auto;
    font-size: calc(15px * var(--app-font-scale));
}

.section-title {
    display: flex;
    gap: 12px;
    align-items: center;
    margin: 10px 0 18px;
}

.section-title span {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    color: var(--primary);
    font-weight: bold;
    background: var(--primary-soft);
    border-radius: 8px;
}

.section-title h3,
.section-title p {
    margin: 0;
}

.section-title p {
    color: var(--muted);
    font-size: calc(13px * var(--app-font-scale));
}

.form-card .section-title h3 {
    font-size: calc(24px * var(--app-font-scale));
}

.form-card .section-title p {
    font-size: calc(14px * var(--app-font-scale));
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

label {
    display: grid;
    gap: 7px;
    margin-bottom: 15px;
    font-size: calc(13px * var(--app-font-scale));
    font-weight: bold;
}

input,
select,
textarea {
    width: 100%;
    min-height: 42px;
    padding: 11px 12px;
    font: inherit;
    font-weight: normal;
    color: var(--text);
    background: #fff;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
}

input:focus,
select:focus,
textarea:focus {
    outline: 3px solid #bae6fd;
    border-color: #0284c7;
}

.form-card label {
    font-size: calc(14px * var(--app-font-scale));
    font-weight: bold;
}

.form-card input,
.form-card select,
.form-card textarea {
    font-size: calc(15px * var(--app-font-scale));
    font-weight: normal;
    line-height: 1.45;
}

.upload-zone {
    padding: 22px;
    background: #f0f9ff;
    border: 2px dashed #bae6fd;
    border-radius: 8px;
}

.upload-zone span {
    color: var(--muted);
    font-weight: normal;
}

.form-card .upload-zone span {
    font-size: calc(14px * var(--app-font-scale));
}

.form-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 18px;
}

.details {
    display: grid;
    grid-template-columns: 180px 1fr;
    border-top: 1px solid #eef2f7;
}

.details dt,
.details dd {
    padding: 10px;
    margin: 0;
    border-bottom: 1px solid #eef2f7;
}

.details dt {
    color: var(--muted);
    font-weight: bold;
}

.details dd {
    font-weight: normal;
}

.prose {
    padding: 15px;
    margin-bottom: 20px;
    line-height: 1.7;
    background: #f8fafc;
    border: 1px solid #edf2f7;
    border-radius: 8px;
}

.media-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.media-grid a {
    padding: 13px;
    color: var(--text);
    text-decoration: none;
    border: 1px solid var(--line);
    border-radius: 8px;
}

.timeline article {
    display: flex;
    gap: 12px;
    margin: 18px 0;
}

.timeline article i {
    width: 10px;
    height: 10px;
    margin-top: 5px;
    background: #0284c7;
    border-radius: 50%;
}

.timeline p {
    margin: 4px 0;
    color: var(--muted);
    font-size: calc(12px * var(--app-font-scale));
}

.audit-summary {
    display: grid;
    grid-template-columns: 112px 1fr;
    gap: 6px 10px;
    padding: 10px 0;
    margin: 0;
    font-size: calc(13px * var(--app-font-scale));
}

.audit-summary dt,
.audit-summary dd {
    margin: 0;
}

.audit-summary dt {
    color: var(--muted);
    font-weight: bold;
}

.timeline pre {
    max-height: 180px;
    padding: 10px;
    overflow: auto;
    white-space: pre-wrap;
    background: #f8fafc;
}

.admin-grid {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 18px;
}

.department-admin {
    display: grid;
    gap: 18px;
}

.admin-grid.compact {
    grid-template-columns: 280px 1fr;
    align-items: start;
}

.admin-list {
    display: grid;
    gap: 8px;
}

.admin-list-header,
.admin-list-row {
    display: grid;
    gap: 10px;
    align-items: center;
}

.admin-list-header {
    padding: 0 12px 6px;
    color: var(--muted);
    font-size: calc(12px * var(--app-font-scale));
    font-weight: bold;
}

.admin-list-row {
    padding: 10px;
    background: #f8fafc;
    border: 1px solid var(--line);
    border-radius: 8px;
}

.admin-list-row input,
.admin-list-row select {
    min-height: 38px;
    background: #fff;
}

.department-row {
    grid-template-columns: 110px minmax(260px, 1fr) 150px 118px;
}

.patient-department-row {
    grid-template-columns: minmax(260px, 1fr) 150px 118px;
}

.empty-state {
    padding: 18px;
    margin: 0;
    color: var(--muted);
    text-align: center;
    background: #f8fafc;
    border: 1px dashed var(--line);
    border-radius: 8px;
}

.login-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(390px, .75fr);
    background: #fff;
}

.login-visual {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 7vw;
    color: #fff;
    background:
        linear-gradient(135deg, rgba(7, 89, 133, .95), rgba(15, 70, 96, .96)),
        linear-gradient(0deg, rgba(220, 38, 38, .16), transparent 50%);
}

.login-logo {
    width: 128px;
    height: 128px;
    padding: 8px;
    object-fit: contain;
    margin-bottom: 28px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 18px 45px rgba(0, 0, 0, .22);
}

.login-visual h2 {
    max-width: 700px;
    margin: 20px 0;
    font-size: calc(48px * var(--app-font-scale));
    line-height: 1.08;
}

.login-visual p {
    max-width: 680px;
    color: #dbeafe;
    font-size: calc(18px * var(--app-font-scale));
    line-height: 1.7;
}

.hero-badge {
    display: inline-block;
    width: max-content;
    padding: 8px 12px;
    font-size: calc(12px * var(--app-font-scale));
    letter-spacing: 1px;
    background: rgba(255, 255, 255, .16);
    border: 1px solid rgba(255, 255, 255, .3);
    border-radius: 999px;
}

.hero-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-top: 35px;
}

.hero-grid div {
    padding: 18px;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 8px;
}

.hero-grid b,
.hero-grid span {
    display: block;
}

.hero-grid b {
    font-size: calc(24px * var(--app-font-scale));
}

.hero-grid span {
    color: #bae6fd;
    font-size: calc(12px * var(--app-font-scale));
}

.login-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 7vw 6vw;
    background: #fff;
}

.login-card-logo {
    width: 86px;
    height: 86px;
    object-fit: contain;
    padding: 6px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 50%;
    box-shadow: 0 12px 28px rgba(15, 23, 42, .12);
}

.login-card h1 {
    margin: 20px 0 5px;
    font-size: calc(30px * var(--app-font-scale));
}

.login-card > p,
.muted {
    color: var(--muted);
}

.password-wrap {
    display: flex;
}

.password-wrap input {
    border-radius: 8px 0 0 8px;
}

.password-wrap button {
    padding: 0 14px;
    background: #fff;
    border: 1px solid #cbd5e1;
    border-left: 0;
    border-radius: 0 8px 8px 0;
}

dialog {
    width: min(520px, calc(100vw - 32px));
    max-width: none;
    padding: 0;
    overflow: hidden;
    color: var(--text);
    text-align: left;
    background: #fff;
    border: 0;
    border-radius: 12px;
    box-shadow: 0 34px 110px rgba(15, 23, 42, .38);
}

dialog::backdrop {
    background: rgba(15, 23, 42, .62);
    backdrop-filter: blur(6px);
}

dialog[open] {
    animation: dialog-in .18s ease-out;
}

.dialog-icon {
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    margin: 30px auto 16px;
    color: var(--success);
    font-size: calc(28px * var(--app-font-scale));
    font-weight: bold;
    background: #dcfce7;
    border: 1px solid #bbf7d0;
    border-radius: 50%;
}

.confirm-dialog .dialog-icon {
    color: var(--primary);
    background: var(--primary-soft);
    border-color: #bae6fd;
}

.error-dialog .dialog-icon {
    color: #be123c;
    background: #ffe4e6;
    border-color: #fecdd3;
}

dialog h3 {
    margin: 0;
    padding: 0 34px;
    font-size: calc(22px * var(--app-font-scale));
    text-align: center;
}

dialog p {
    margin: 12px 0 0;
    padding: 0 34px 26px;
    color: #475569;
    font-size: calc(15px * var(--app-font-scale));
    line-height: 1.65;
    text-align: center;
}

.dialog-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    padding: 18px 22px;
    background: #f8fafc;
    border-top: 1px solid var(--line);
}

.dialog-actions .btn {
    min-width: 112px;
}

@keyframes dialog-in {
    from {
        opacity: 0;
        transform: translateY(8px) scale(.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@media (max-width: 900px) {
    .sidebar {
        transform: translateX(-100%);
        transition: .25s;
    }

    .menu-open .sidebar {
        transform: none;
    }

    .main {
        margin-left: 0;
    }

    .menu-btn {
        display: block;
    }

    .stat-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .dashboard-grid,
    .detail-grid,
    .admin-grid,
    .login-shell {
        grid-template-columns: 1fr;
    }

    .department-row,
    .patient-department-row {
        grid-template-columns: 1fr;
    }

    .admin-list-header {
        display: none;
    }

    .login-visual {
        display: none;
    }

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

    .filters {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 560px) {
    .content {
        padding: 14px;
    }

    .topbar {
        padding: 14px;
    }

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

    .audit-summary {
        grid-template-columns: 1fr;
    }

    .stat b {
        font-size: calc(26px * var(--app-font-scale));
    }

    .login-card {
        padding: 30px 20px;
    }

    .media-grid {
        grid-template-columns: 1fr;
    }
}