/* static/css/style.css - PHIÊN BẢN HOÀN THIỆN */

/* --- Định nghĩa biến màu cho 2 chế độ --- */
:root {
    --bs-body-bg: #f8f9fa;
    --bs-body-color: #212529;
    --card-bg: #ffffff;
    --card-header-bg: #f8f9fa;
    --border-color: #dee2e6;
    --form-bg: #ffffff;
    --secondary-btn-bg: #e9ecef;
    --secondary-btn-hover-bg: #d3d9df;
    --primary-color: #0d6efd;
    --link-color: #0d6efd;
    --text-muted-color: #6c757d;
    --placeholder-color: #6c757d;
    --table-bg: transparent;
    --table-striped-bg: rgba(0, 0, 0, 0.05);
    --table-hover-bg: rgba(0, 0, 0, 0.075);
    --table-header-bg: #f8f9fa;
}

[data-theme="dark"] {
    --bs-body-bg: #1c1f23;
    --bs-body-color: #dee2e6;
    --card-bg: #282c30;
    --card-header-bg: #343a40;
    --border-color: #45494e;
    --form-bg: #343a40;
    --secondary-btn-bg: #495057;
    --secondary-btn-hover-bg: #5c636a;
    --primary-color: #0d6efd;
    --link-color: #58a6ff;
    --text-muted-color: rgba(222, 226, 230, 0.6);
    --placeholder-color: #8b949e;
    --table-bg: var(--card-bg);
    --table-striped-bg: rgba(255, 255, 255, 0.05);
    --table-hover-bg: rgba(255, 255, 255, 0.075);
    --table-header-bg: #343a40;
}

/* --- Áp dụng màu sắc và hiệu ứng chuyển động --- */
body {
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
    transition: background-color 0.2s, color 0.2s;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.card, .alert, .dropdown-menu, .nav-tabs .nav-link, .modal-content, .list-group-item {
    background-color: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--bs-body-color) !important;
}

.card-header, .modal-header {
    background-color: var(--card-header-bg);
    border-bottom: 1px solid var(--border-color);
}

.modal-footer {
    border-top: 1px solid var(--border-color);
}

.navbar {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s, border-color 0.2s;
}

.navbar-brand, .dropdown-item {
    color: var(--bs-body-color) !important;
}

.dropdown-item:hover, .list-group-item-action:hover {
    background-color: rgba(128, 128, 128, 0.15) !important;
}

.form-control, .form-select {
    background-color: var(--form-bg);
    color: var(--bs-body-color);
    border-color: var(--border-color);
}

.form-control:focus, .form-select:focus {
    background-color: var(--form-bg);
    color: var(--bs-body-color);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

a { color: var(--link-color); }
.text-muted { color: var(--text-muted-color) !important; }
.form-control::placeholder { color: var(--placeholder-color); opacity: 1; }
textarea { min-height: 150px; font-family: monospace; }
footer { color: var(--text-muted-color); margin-top: auto; }

/* === SỬA LỖI GIAO DIỆN TỐI CHO BẢNG === */
.table {
    --bs-table-bg: var(--table-bg);
    --bs-table-striped-bg: var(--table-striped-bg);
    --bs-table-hover-bg: var(--table-hover-bg);
    --bs-table-color: var(--bs-body-color);
    --bs-table-border-color: var(--border-color);
    --bs-table-striped-color: var(--bs-body-color);
    --bs-table-hover-color: var(--bs-body-color);
}

/* Ghi đè class .table-light mặc định của Bootstrap */
.table-light {
    --bs-table-bg: var(--table-header-bg);
    --bs-table-color: var(--bs-body-color);
    border-color: var(--border-color);
}


[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select,
[data-theme="dark"] .form-check-input {
    color-scheme: dark;
}

input[type="file"]::file-selector-button {
    border: 1px solid var(--border-color);
    padding: .375rem .75rem;
    border-radius: .25rem;
    background-color: var(--secondary-btn-bg);
    color: var(--bs-body-color);
    transition: background-color .15s ease-in-out;
}

input[type="file"]::file-selector-button:hover {
    background-color: var(--secondary-btn-hover-bg);
}

.btn-group-sm > .btn i {
    font-size: 0.9rem;
}

/* === SỬA LỖI GIAO DIỆN TỐI CHO TOOLTIP === */
[data-theme="dark"] .tooltip .tooltip-inner {
    background-color: #f8f9fa !important;
    color: #212529 !important;
}

[data-theme="dark"] .bs-tooltip-auto[data-popper-placement^=top] .tooltip-arrow::before,
[data-theme="dark"] .bs-tooltip-top .tooltip-arrow::before {
    border-top-color: #f8f9fa !important;
}

[data-theme="dark"] .bs-tooltip-auto[data-popper-placement^=right] .tooltip-arrow::before,
[data-theme="dark"] .bs-tooltip-end .tooltip-arrow::before {
    border-right-color: #f8f9fa !important;
}

[data-theme="dark"] .bs-tooltip-auto[data-popper-placement^=bottom] .tooltip-arrow::before,
[data-theme="dark"] .bs-tooltip-bottom .tooltip-arrow::before {
    border-bottom-color: #f8f9fa !important;
}

[data-theme="dark"] .bs-tooltip-auto[data-popper-placement^=left] .tooltip-arrow::before,
[data-theme="dark"] .bs-tooltip-start .tooltip-arrow::before {
    border-left-color: #f8f9fa !important;
}

/* === TÙY CHỈNH ADMIN PANEL === */
.nav-tabs .nav-link {
    color: var(--bs-body-color);
    border-bottom: 3px solid transparent;
}

.nav-tabs .nav-link.active, .nav-tabs .nav-item.show .nav-link {
    color: var(--primary-color) !important;
    font-weight: bold;
    background-color: var(--card-header-bg) !important;
    border-color: var(--border-color) !important;
    border-bottom: 3px solid var(--primary-color) !important;
}

.nav-tabs .nav-link:hover:not(.active) {
    border-color: transparent;
    border-bottom: 3px solid var(--secondary-btn-hover-bg);
}

/* === SỬA LỖI DARK MODE CHO ACCORDION === */
.accordion-item, .accordion-button {
    background-color: var(--card-bg) !important;
    color: var(--bs-body-color) !important;
}

.accordion-button:not(.collapsed) {
    box-shadow: none;
}

.accordion-button::after {
    filter: var(--bs-body-color) invert(1) grayscale(100%) brightness(200%);
}

[data-theme="dark"] .accordion-button::after {
    filter: invert(0) grayscale(100%) brightness(200%);
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    border-color: var(--primary-color);
}

/*
 * Sửa lỗi các thành phần form bị nền trắng khi 'disabled'
 * hoặc 'readonly' trong dark mode.
 */
.form-control:disabled,
.form-control[readonly] {
    background-color: #343a40 !important; /* Màu nền tối nhất quán */
    border-color: #495057 !important;     /* Thêm border để đồng bộ */
    opacity: 0.7 !important;
}