:root {
    --crm-primary: #2563eb;
    --crm-primary-dark: #1d4ed8;
    --crm-surface: #ffffff;
    --crm-background: #f3f6fa;
    --crm-border: #e2e8f0;
    --crm-text: #0f172a;
    --crm-muted: #64748b;
    --crm-radius: 14px;
    --crm-shadow: 0 8px 24px rgba(15, 23, 42, .07);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    min-width: 320px;
    background: var(--crm-background);
    -webkit-text-size-adjust: 100%;
}

html,
body {
    width: 100%;
    min-height: 100%;
    margin: 0;
    overflow-x: hidden;
    color: var(--crm-text);
    background: var(--crm-background);
    font-family: Roboto, "Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;
}

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

button,
a,
[role="button"] {
    -webkit-tap-highlight-color: transparent;
}

img,
svg,
canvas {
    max-width: 100%;
}

a,
.btn-link {
    color: #0369a1;
}

.btn-primary {
    color: #fff;
    background-color: var(--crm-primary);
    border-color: var(--crm-primary-dark);
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 .1rem #fff, 0 0 0 .25rem rgba(37, 99, 235, .32);
}

.content {
    padding-top: 1.1rem;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #16a34a;
}

.invalid {
    outline: 1px solid #dc2626;
}

.validation-message {
    color: #dc2626;
}

/* Khối nội dung dùng chung */
.mud-container {
    width: 100%;
    min-width: 0;
}

.mud-paper {
    max-width: 100%;
}

.mud-paper.mud-elevation-1,
.mud-paper.mud-elevation-2 {
    border: 1px solid rgba(226, 232, 240, .88);
    box-shadow: var(--crm-shadow);
}

.mud-typography-h4 {
    color: var(--crm-text);
    font-size: clamp(1.45rem, 2vw, 2.1rem);
    line-height: 1.2;
}

.mud-typography-h3 {
    color: var(--crm-text);
    font-size: clamp(1.55rem, 2.4vw, 2.35rem);
    line-height: 1.18;
}

.mud-button-root {
    min-height: 40px;
    border-radius: 9px;
    text-transform: none;
}

.mud-icon-button {
    touch-action: manipulation;
}

.mud-input-control {
    min-width: 0;
}

.mud-input-root,
.mud-select {
    max-width: 100%;
}

/* Bảng luôn sử dụng được trên màn hình hẹp */
.mud-table {
    max-width: 100%;
}

.mud-table-container {
    max-width: 100%;
    overflow-x: auto !important;
    overflow-y: auto;
    overscroll-behavior: auto;
    -webkit-overflow-scrolling: touch;
}

.mud-table-root {
    min-width: 680px;
}

.mud-table-toolbar {
    min-height: 64px;
    height: auto !important;
    padding: 10px 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.mud-table-toolbar .mud-button-root {
    margin-left: 0 !important;
    margin-right: 0 !important;
}

.mud-table-cell {
    vertical-align: middle;
}

.mud-table-pagination {
    min-height: 52px;
    flex-wrap: wrap;
}

/* Dialog không vượt khỏi điện thoại */
.mud-dialog-container {
    padding: 16px;
}

.mud-dialog {
    max-width: min(94vw, 720px);
    max-height: calc(100dvh - 32px);
    border-radius: var(--crm-radius);
}

.mud-dialog-content {
    overflow-x: hidden;
}

/* Các lớp cũ đang được nhiều trang sử dụng */
.dashboard-container,
.page-container,
.search-page-container,
.report-container {
    width: 100%;
    min-width: 0;
}

.table-responsive,
.modern-table-container,
.data-table-container {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.blazor-error-boundary {
    padding: 1rem 1rem 1rem 3.7rem;
    color: #fff;
    background: #b91c1c;
}

.blazor-error-boundary::after {
    content: "Đã xảy ra lỗi trong quá trình xử lý.";
}

.darker-border-checkbox.form-check-input {
    border-color: #64748b;
}

.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

@media (max-width: 959.98px) {
    .mud-container {
        padding-right: 16px !important;
        padding-left: 16px !important;
    }

    .mud-container.pt-6 {
        padding-top: 20px !important;
    }

    .mud-grid {
        margin-right: -6px;
        margin-left: -6px;
    }

    .mud-grid-item {
        min-width: 0;
        padding: 6px;
    }

    .mud-table-root {
        min-width: 620px;
    }

    .mud-snackbar-location-bottom-center {
        right: 12px;
        bottom: max(12px, env(safe-area-inset-bottom));
        left: 12px;
        width: auto;
        transform: none;
    }
}

@media (max-width: 599.98px) {
    body {
        background: #f6f8fb;
    }

    input,
    select,
    textarea,
    .mud-input,
    .mud-select-input {
        font-size: 16px !important;
    }

    .mud-container {
        padding-right: 12px !important;
        padding-left: 12px !important;
    }

    .mud-container.pt-6 {
        padding-top: 14px !important;
    }

    .mud-paper.pa-4 {
        padding: 14px !important;
    }

    .mud-paper.mb-6 {
        margin-bottom: 14px !important;
    }

    .mud-typography-h4 {
        font-size: 1.35rem;
    }

    .mud-typography-h3 {
        font-size: 1.45rem;
    }

    .mud-typography-h6 {
        font-size: 1rem;
    }

    .mud-button-root {
        min-height: 44px;
    }

    .mud-icon-button {
        width: 44px;
        height: 44px;
    }

    .mud-table-toolbar {
        align-items: stretch;
        padding: 10px 12px;
    }

    .mud-table-toolbar > .mud-typography-root {
        width: 100%;
    }

    .mud-table-toolbar .mud-button-root {
        flex: 1 1 calc(50% - 6px);
        min-width: 132px;
    }

    .mud-table-root {
        min-width: 560px;
    }

    .mud-table-cell {
        padding: 10px 12px;
        font-size: 13px;
        white-space: nowrap;
    }

    .mud-table-pagination {
        justify-content: center;
        padding: 8px;
        font-size: 12px;
    }

    .mud-dialog-container {
        padding: 8px;
        align-items: flex-end;
    }

    .mud-dialog {
        width: 100% !important;
        max-width: 100% !important;
        max-height: calc(100dvh - 16px);
        margin: 0;
        border-radius: 18px 18px 10px 10px;
    }

    .mud-dialog-title,
    .mud-dialog-content,
    .mud-dialog-actions {
        padding-right: 16px;
        padding-left: 16px;
    }

    .mud-dialog-actions {
        position: sticky;
        bottom: 0;
        z-index: 2;
        padding-bottom: max(12px, env(safe-area-inset-bottom));
        background: #fff;
        border-top: 1px solid var(--crm-border);
    }

    .mud-dialog-actions .mud-button-root {
        flex: 1;
    }

    .mud-popover {
        max-width: calc(100vw - 24px);
    }
}

@media print {
    html,
    body {
        overflow: visible;
        background: #fff;
    }

    .mud-container {
        max-width: 100% !important;
        padding: 0 !important;
    }

    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
}