/* Base styles */
:root {
    --primary-color: #4361ee;
    --primary-hover: #3a56d4;
    --light-bg: #f8f9fa;
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --card-shadow-hover: 0 15px 35px rgba(0, 0, 0, 0.15);
    --border-radius: 16px;
    --transition-speed: 0.3s;
    --text-color: #333;
    --bg-color: #f8f9fa;
    --card-bg: #ffffff;
    --border-color: #e9ecef;
    --input-bg: #ffffff;
    --header-bg: #ffffff;
    --footer-bg: #f8f9fa;
    --table-hover-bg: rgba(67, 97, 238, 0.05);
    --btn-shadow: 0 4px 12px rgba(67, 97, 238, 0.2);
    --btn-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.3);
}

/* Dark theme colors - tập trung tất cả cài đặt theme tối ở đây */
[data-theme="dark"] {
    --primary-color: #4361ee;
    --primary-hover: #5a72f5;
    --light-bg: #121212;
    --text-color: #e1e1e1;
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --border-color: #333;
    --input-bg: #333;
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    --card-shadow-hover: 0 15px 35px rgba(0, 0, 0, 0.4);
    --header-bg: #1e1e1e;
    --footer-bg: #121212;
    --input-placeholder: #888;
    --modal-bg: #1e1e1e;
    --modal-footer-bg: #252525;
    --email-view-content-bg: #1e1e1e;
    --email-view-content-border: #333;
    --list-group-bg: #252525;
    --list-group-hover: #333;
    --spinner-color: #4361ee;
    --table-hover-bg: rgba(67, 97, 238, 0.1);
    --btn-shadow: 0 4px 12px rgba(67, 97, 238, 0.2);
    --btn-shadow-hover: 0 6px 16px rgba(67, 97, 238, 0.3);
}

/* Cấu trúc trang để giữ footer luôn ở dưới cùng */
html {
    height: 100%;
}

body {
    background-color: var(--bg-color);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    padding-top: 1rem;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s ease, color 0.3s ease;
    /* Thêm pattern background cho body */
    background-image: 
      radial-gradient(rgba(67, 97, 238, 0.1) 2px, transparent 2px),
      radial-gradient(rgba(67, 97, 238, 0.1) 2px, transparent 2px);
    background-size: 50px 50px;
    background-position: 0 0, 25px 25px;
    background-repeat: repeat;
    background-attachment: fixed;
    background-blend-mode: overlay;
}

[data-theme="dark"] body {
    background-image: 
      radial-gradient(rgba(67, 97, 238, 0.15) 2px, transparent 2px),
      radial-gradient(rgba(67, 97, 238, 0.15) 2px, transparent 2px);
}

/* Phần nội dung chính sẽ mở rộng để lấp đầy không gian */
.container {
    flex: 1 0 auto;
}

/* Theme toggle button */
.btn-theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1030;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background-color: var(--card-bg);
    color: var(--primary-color);
    border: none;
    box-shadow: var(--card-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    cursor: pointer;
    padding: 0;
}

.btn-theme-toggle:hover {
    transform: translateY(-3px) rotate(10deg);
    box-shadow: var(--card-shadow-hover);
}

.btn-theme-toggle:focus {
    outline: none;
}

.btn-theme-toggle i {
    font-size: 1.5rem;
}

/* Header styles */
.navbar-brand {
    font-weight: 600;
    letter-spacing: 0.5px;
}

.app-title {
    background: linear-gradient(135deg, var(--primary-color) 0%, #7b5eff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 0.75rem;
    margin-top: 0.75rem;
    font-size: 2.8rem;
    letter-spacing: -0.5px;
    text-shadow: 1px 1px 2px rgba(67, 97, 238, 0.1);
}

[data-theme="dark"] .app-title {
    text-shadow: 0 0 20px rgba(67, 97, 238, 0.3);
}

.lead.text-muted {
    font-size: 1.15rem;
    max-width: 700px;
    margin: 0 auto 1.5rem;
}

/* Card styles */
.card {
    box-shadow: var(--card-shadow);
    border: none;
    border-radius: var(--border-radius);
    margin-bottom: 25px;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    overflow: hidden;
    background-color: var(--card-bg);
    backdrop-filter: blur(10px);
}

.card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-5px);
}

.card-header {
    border-bottom: 1px solid var(--border-color);
    background-color: var(--header-bg);
    padding: 1.25rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Form elements */
.input-group {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border-radius: calc(var(--border-radius) - 4px);
    overflow: hidden;
    margin-bottom: 1.25rem;
}

.form-control, .form-select {
    padding: 0.65rem 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.input-group-text {
    background-color: var(--bg-color);
    border-color: var(--border-color);
    color: var(--primary-color);
}

.input-group-text, .form-control, .form-select {
    background-color: var(--input-bg);
    color: var(--text-color);
    border-color: var(--border-color);
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.form-control:focus, .form-select:focus {
    box-shadow: 0 0 0 0.25rem rgba(67, 97, 238, 0.15);
    border-color: rgba(67, 97, 238, 0.5);
    background-color: var(--input-bg);
}

/* Button styles */
.btn {
    padding: 0.65rem 1.25rem;
    font-weight: 500;
    border-radius: calc(var(--border-radius) - 6px);
    transition: all 0.3s;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: var(--btn-shadow);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: var(--btn-shadow-hover);
}

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

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-outline-secondary {
    color: #6c757d;
    border-color: #6c757d;
    transition: all 0.3s;
}

.btn-outline-secondary:hover {
    background-color: #6c757d;
    color: white;
    transform: translateY(-2px);
}

.btn-outline-danger {
    transition: all 0.3s;
}

.btn-outline-danger:hover {
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.875rem;
}

/* Nút Random và Xem email */
#randomUsernameBtn, #viewBtn {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    box-shadow: var(--btn-shadow);
    font-weight: 500;
}

#randomUsernameBtn:hover, #viewBtn:hover {
    background-color: var(--primary-hover) !important;
    border-color: var(--primary-hover) !important;
    transform: translateY(-3px);
    box-shadow: var(--btn-shadow-hover);
}

/* Icon không có bất kỳ hiệu ứng nào */
#randomUsernameBtn i {
    margin-right: 5px;
    transition: none;
}

/* Đảm bảo không có hiệu ứng transform cho icon khi hover */
#randomUsernameBtn:hover i {
    transform: none;
}

/* Table styles */
.table {
    background-color: var(--card-bg);
    margin-bottom: 0;
    color: var(--text-color);
    width: 100%;
    table-layout: fixed; /* Thêm thuộc tính này để cố định bố cục bảng */
}

.table th {
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-color);
    padding: 1rem 1.5rem;
    overflow: hidden; /* Ngăn nội dung tràn ra */
    text-overflow: ellipsis; /* Hiển thị dấu ... khi nội dung bị cắt */
}

.table td {
    padding: 1rem 1.5rem;
    vertical-align: middle;
    overflow: hidden; /* Ngăn nội dung tràn ra */
    text-overflow: ellipsis; /* Hiển thị dấu ... khi nội dung bị cắt */
    white-space: nowrap; /* Ngăn ngắt dòng */
    max-width: 0; /* Hack để text-overflow hoạt động trong td */
}

/* Thiết lập chiều rộng cho các cột */
#emailsTable th:first-child, 
#emailsTable td:first-child {
    width: 30%; /* Cột người gửi */
}

#emailsTable th:nth-child(2), 
#emailsTable td:nth-child(2) {
    width: 50%; /* Cột tiêu đề */
}

#emailsTable th:last-child, 
#emailsTable td:last-child {
    width: 20%; /* Cột thời gian */
}

.table-responsive {
    overflow-x: hidden; /* Ẩn thanh cuộn ngang */
}

#emailsTable tbody tr {
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    border-left: 3px solid transparent;
}

#emailsTable tbody tr:hover {
    background-color: var(--table-hover-bg);
    transform: translateX(5px);
    border-left: 3px solid var(--primary-color);
    color: var(--text-color) !important;
    overflow: hidden; /* Ngăn nội dung tràn ra khi hover */
}

/* Text truncation - đã có sẵn nhưng cần điều chỉnh */
.email-subject {
    max-width: 100%; /* Thay đổi từ 300px thành 100% */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 500;
}

.email-from {
    max-width: 100%; /* Thay đổi từ 250px thành 100% */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Fix cho table-light trong dark mode */
[data-theme="dark"] .table-light th,
[data-theme="dark"] .table-light td,
[data-theme="dark"] table th,
[data-theme="dark"] .table th,
[data-theme="dark"] .table thead th,
[data-theme="dark"] .table tbody td {
    color: var(--text-color) !important;
}

/* Đặc biệt cho thead.table-light trong dark mode */
[data-theme="dark"] thead.table-light,
[data-theme="dark"] .table thead.table-light,
[data-theme="dark"] .table thead.table-light th {
    background-color: #333 !important;
    color: var(--text-color) !important;
}

/* Ghi đè các style mặc định của Bootstrap cho table-light */
[data-theme="dark"] .table-light {
    --bs-table-color: var(--text-color) !important;
    --bs-table-bg: #333 !important;
    color: var(--text-color) !important;
    border-color: var(--border-color) !important;
}

/* Fix hover color cho bảng trong dark mode */
[data-theme="dark"] .table-hover tbody tr:hover,
[data-theme="dark"] .table-hover tbody tr:hover td,
[data-theme="dark"] .table-hover tbody tr:hover th,
[data-theme="dark"] #emailsTable tbody tr:hover td {
    color: var(--text-color) !important;
    background-color: rgba(255, 255, 255, 0.1) !important;
}

/* Email content styles */
#emailViewContent {
    background-color: var(--email-view-content-bg);
    border: 1px solid var(--email-view-content-border);
    border-radius: calc(var(--border-radius) - 4px);
    min-height: 200px;
    padding: 1.5rem;
    overflow-wrap: break-word;
    word-wrap: break-word;
    word-break: break-word;
    hyphens: auto;
    line-height: 1.7;
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

#emailViewContent iframe {
    width: 100%;
    min-height: 400px;
    border: none;
    overflow: hidden;
}

#emailViewContent pre {
    white-space: pre-wrap;
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.5;
    padding: 0;
    margin: 0;
    overflow-x: hidden;
    max-width: 100%;
}

#emailViewContent img {
    max-width: 100%;
    height: auto;
}

#emailViewContent a {
    word-break: break-all;
}

#emailViewContent * {
    max-width: 100%;
}

/* Alert styles */
.alert {
    border-radius: calc(var(--border-radius) - 4px);
    padding: 1rem 1.25rem;
}

.alert-info {
    background-color: rgba(67, 97, 238, 0.1);
    border-color: rgba(67, 97, 238, 0.2);
    color: var(--text-color);
}

/* Animation effects */
@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

.loading-spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 0.15em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border .75s linear infinite;
    margin-right: 0.5rem;
    vertical-align: text-bottom;
}

@keyframes spinner-border {
    to { transform: rotate(360deg); }
}

/* Interactive elements */
.refresh-icon {
    cursor: pointer;
    transition: transform 0.5s ease;
}

.refresh-icon:hover {
    transform: rotate(180deg);
}

.copy-btn, .share-btn {
    cursor: pointer;
    transition: all 0.2s;
    color: var(--primary-color);
    background-color: transparent;
    border-color: var(--primary-color);
    min-width: 100px;
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
    border-radius: 20px;
}

.copy-btn:hover, .share-btn:hover {
    color: white;
    background-color: var(--primary-color);
    transform: scale(1.05);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state-icon {
    font-size: 5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    opacity: 0.4;
}

.empty-state h4 {
    font-weight: 600;
    margin-bottom: 1rem;
}

/* Text truncation */
.email-subject {
    max-width: 100%; /* Thay đổi từ 300px thành 100% */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 500;
}

.email-from {
    max-width: 100%; /* Thay đổi từ 250px thành 100% */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Enhanced badge styling */
.badge {
    padding: 0.5em 0.8em;
    font-weight: 500;
    border-radius: 30px;
}

/* Thu nhỏ select domain cho vừa đủ */
#domain {
    width: auto !important;
    max-width: 200px !important;
    flex: 0 0 auto !important;
}

/* Fixed modal styles */
.modal-content {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.modal-header, .modal-footer {
    border-color: var(--border-color);
}

/* Cải thiện style cho input sao chép */
#shareLink {
    font-weight: 500;
    border-color: #dee2e6;
}

/* Điều chỉnh nút Đóng */
#closeEmailBtn {
    font-weight: 500;
    min-width: 80px;
    padding: 0.375rem 0.75rem;
}

/* Cải thiện hiển thị tiêu đề email */
#emailViewSubject {
    font-size: 1rem;
    max-width: calc(100% - 100px);
    color: var(--text-color);
}

#emailViewSubject .text-muted {
    font-weight: normal;
    font-size: 0.95rem;
}

#emailSubjectContent {
    font-weight: 600;
    color: var(--text-color);
}

/* Thêm màu cho placeholder trong dark mode */
[data-theme="dark"] .form-control::placeholder {
    color: var(--input-placeholder);
}

/* Modal improvements for dark mode */
[data-theme="dark"] .modal-content {
    background-color: var(--modal-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .modal-header {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .modal-footer {
    border-top-color: var(--border-color);
    background-color: var(--modal-footer-bg);
}

[data-theme="dark"] .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* List group items in dark mode */
[data-theme="dark"] .list-group-item {
    background-color: var(--list-group-bg);
    border-color: var(--border-color);
    color: var(--text-color);
}

[data-theme="dark"] .list-group-item:hover {
    background-color: var(--list-group-hover) !important;
}

/* Additional fixes for specific elements in dark mode */
[data-theme="dark"] .bg-light {
    background-color: var(--header-bg) !important;
}

[data-theme="dark"] .border-end-0 {
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .border-start-0 {
    border-color: var(--border-color) !important;
}

[data-theme="dark"] hr {
    border-color: var(--border-color);
    opacity: 0.3;
}

/* Fix spinner color in dark mode */
[data-theme="dark"] .spinner-border {
    color: var(--spinner-color) !important;
}

/* Fix alert and badges in dark mode */
[data-theme="dark"] .alert-info {
    background-color: rgba(61, 139, 253, 0.15);
    border-color: rgba(61, 139, 253, 0.25);
    color: var(--text-color);
}

[data-theme="dark"] .bg-secondary {
    background-color: #555 !important;
}

[data-theme="dark"] .table-light {
    background-color: #333;
    color: var(--text-color);
}

/* Fixed iframe in dark mode */
[data-theme="dark"] iframe {
    background-color: var(--card-bg);
}

[data-theme="dark"] .btn-outline-secondary {
    color: #adb5bd;
    border-color: #6c757d;
}

[data-theme="dark"] .btn-outline-secondary:hover {
    color: #fff;
    background-color: #6c757d;
}

[data-theme="dark"] .text-muted {
    color: #9ca3af !important;
}

[data-theme="dark"] .table-hover > tbody > tr:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] #emailViewContent {
    background-color: var(--card-bg);
    border-color: var(--border-color);
}

/* Fix cho card-header trong dark mode */
[data-theme="dark"] .card-header.bg-white {
    background-color: var(--header-bg) !important;
    color: var(--text-color);
}

[data-theme="dark"] .card-header h5,
[data-theme="dark"] .card-header .h5 {
    color: var(--text-color);
}

/* Đảm bảo màu đúng cho các phần tử trong email view */
[data-theme="dark"] .email-header p,
[data-theme="dark"] .email-header strong {
    color: var(--text-color);
}

/* Footer styling */
footer {
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 0;
    background-color: var(--footer-bg);
    transition: background-color 0.3s ease;
    padding-bottom: env(safe-area-inset-bottom);
    flex-shrink: 0;
    margin-top: 2rem;
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

footer a:hover {
    text-decoration: underline;
}

/* Đảm bảo nút chia sẻ chính vẫn hiển thị */
#emailAddressInfo .share-btn {
    display: inline-block;
}

/* Giữ nút chia sẻ chính và chỉ ẩn các nút chia sẻ khác trong modal */
#shareButtonsContainer {
    display: none;
}

/* Responsive styles */
@media (max-width: 992px) {
    .email-subject, .email-from {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .email-header .col-md-5.text-md-end {
        text-align: left !important;
        margin-top: 0.5rem;
    }
    
    .email-subject, .email-from {
        max-width: 100%;
    }
    
    .card-body {
        padding: 1.25rem;
    }
    
    .email-header .row > div {
        margin-bottom: 0.5rem;
    }
    
    #emailViewContent {
        padding: 15px;
    }
    
    #emailViewContent iframe {
        min-height: 300px;
    }
    
    .copy-btn, .share-btn {
        min-width: 120px;
        padding: 0.6rem 1rem;
        font-size: 1rem;
        margin: 0.5rem 0;
    }
    
    #emailAddressInfo .alert {
        flex-direction: column;
        align-items: flex-start !important;
    }
    
    #emailAddressInfo .alert > div {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    #emailAddressInfo .alert > button {
        margin-top: 0.75rem;
        align-self: flex-end;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .email-subject, .email-from {
        max-width: 100%;
    }

    .alert {
        padding: 0.75rem;
    }
    
    .table th, .table td {
        padding: 0.75rem 0.5rem;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .input-group > .form-control,
    .input-group > .form-select,
    .input-group > .btn {
        width: 100%;
        border-radius: 0.375rem !important;
        margin-bottom: 0.5rem;
    }
    
    .input-group > .btn {
        border-top-left-radius: 0.375rem !important;
        border-bottom-left-radius: 0.375rem !important;
        margin-bottom: 0;
    }
    
    #emailAddressInfo .alert {
        flex-direction: column;
        align-items: flex-start !important;
    }
    
    #emailAddressInfo .alert > button {
        margin-top: 0.75rem;
        align-self: flex-end;
    }
    
    #emailViewContent {
        padding: 15px 10px;
    }
    
    #emailViewContent pre,
    #emailViewContent p,
    #emailViewContent div {
        max-width: 100%;
        overflow-wrap: break-word;
    }
    
    /* Fix for random username button on mobile */
    #randomUsernameBtn {
        width: 100% !important;
        border-radius: 0.375rem !important;
        margin-bottom: 0.5rem;
        padding: 8px 15px;
        background-color: var(--primary-color) !important;
    }
    
    /* Điều chỉnh select domain trên mobile */
    #domain {
        width: 100% !important;
        max-width: none !important;
    }
}