/* MailArchive - Dark Theme Stylesheet */

:root {
    --bg-primary: #1a1a2e;
    --bg-sidebar: #16213e;
    --bg-header: #0f3460;
    --bg-card: #16213e;
    --bg-input: #0f3460;
    --accent: #e94560;
    --accent-hover: #c73652;
    --text-primary: #eeeeee;
    --text-secondary: #a0a0b8;
    --text-muted: #6c6c8a;
    --border-color: #2a2a4a;
    --hover-bg: #1e2a4a;
    --success: #2ecc71;
    --danger: #e74c3c;
    --info: #3498db;
}

/* Base */
* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px;
    line-height: 1.5;
    min-height: 100vh;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    color: var(--accent-hover);
}

.text-accent {
    color: var(--accent) !important;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* =========================
   LOGIN PAGE
   ========================= */
.login-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.login-icon {
    font-size: 3rem;
    color: var(--accent);
    display: block;
    margin-bottom: 12px;
}

.login-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 4px 0 0;
}

/* =========================
   FORM CONTROLS
   ========================= */
.form-control,
.form-select {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 8px;
    padding: 10px 14px;
    font-family: 'Outfit', sans-serif;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus,
.form-select:focus {
    background-color: var(--bg-input);
    border-color: var(--accent);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.15);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.85rem;
    margin-bottom: 4px;
}

.form-text {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.input-group .btn-outline-secondary {
    border-color: var(--border-color);
    color: var(--text-secondary);
    background: transparent;
}

.input-group .btn-outline-secondary:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

/* Buttons */
.btn-accent {
    background-color: var(--accent);
    border-color: var(--accent);
    color: #fff;
    font-weight: 600;
    border-radius: 8px;
    padding: 10px 20px;
    transition: background-color 0.2s, transform 0.1s;
}

.btn-accent:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #fff;
    transform: translateY(-1px);
}

.btn-accent:active {
    transform: translateY(0);
}

.btn-accent:disabled {
    opacity: 0.6;
    transform: none;
}

.btn-outline-light {
    border-color: rgba(255, 255, 255, 0.25);
    color: var(--text-primary);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
    color: #fff;
}

/* Alerts */
.alert {
    border-radius: 10px;
    border: none;
    font-size: 0.9rem;
}

.alert-danger {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
}

.alert-success {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
}

.alert-info {
    background: rgba(52, 152, 219, 0.15);
    color: #3498db;
}

/* =========================
   TOP NAVBAR
   ========================= */
.top-navbar {
    background-color: var(--bg-header) !important;
    padding: 8px 16px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1030;
}

.top-navbar .navbar-brand {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: #fff !important;
}

.search-form {
    flex: 1;
    max-width: 400px;
    margin: 0 20px;
}

.search-form .form-control {
    border-radius: 8px 0 0 8px;
    font-size: 0.9rem;
    padding: 6px 12px;
}

.search-form .btn {
    border-radius: 0 8px 8px 0;
    padding: 6px 14px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* =========================
   APP LAYOUT (sidebar + main)
   ========================= */
.app-container {
    display: flex;
    min-height: calc(100vh - 56px);
}

/* Sidebar */
.sidebar {
    width: 260px;
    min-width: 260px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 16px 20px 8px;
}

.sidebar-header h6 {
    color: var(--text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

.sidebar-nav {
    flex: 1;
    padding: 4px 8px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: background-color 0.15s;
    margin-bottom: 2px;
}

.sidebar-link:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.sidebar-link.active {
    background: var(--accent);
    color: #fff;
}

.sidebar-link.active .badge {
    background: rgba(255, 255, 255, 0.3) !important;
}

.sidebar-link .badge {
    font-size: 0.75rem;
    font-weight: 500;
}

.sidebar-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-color);
}

/* Main content */
.main-content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.content-header {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-sidebar);
}

.content-header h5 {
    font-weight: 600;
    font-size: 1rem;
}

/* Empty state */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
    color: var(--text-muted);
    text-align: center;
}

/* =========================
   EMAIL LIST
   ========================= */
.email-list {
    flex: 1;
}

.email-row {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    text-decoration: none;
    transition: background-color 0.15s;
    gap: 12px;
}

.email-row:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.email-sender {
    width: 180px;
    min-width: 180px;
    overflow: hidden;
}

.sender-name {
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.email-content {
    flex: 1;
    min-width: 0;
    display: flex;
    gap: 8px;
    overflow: hidden;
}

.email-subject {
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 40%;
}

.email-preview {
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 0.85rem;
    flex: 1;
}

.email-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 100px;
    justify-content: flex-end;
    white-space: nowrap;
}

.email-date {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* =========================
   PAGINATION
   ========================= */
.pagination-nav {
    padding: 16px;
}

.page-link {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
    font-size: 0.85rem;
    padding: 6px 12px;
}

.page-link:hover {
    background: var(--hover-bg);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.page-item.active .page-link {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.page-item.disabled .page-link {
    background: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-muted);
}

/* =========================
   EMAIL VIEW
   ========================= */
.email-view-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.email-view-header {
    padding: 20px 24px 12px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
}

.email-view-subject {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
    word-break: break-word;
}

.email-view-meta {
    padding: 0 24px 16px;
    border-bottom: 1px solid var(--border-color);
}

.meta-row {
    display: flex;
    padding: 3px 0;
    font-size: 0.9rem;
    gap: 8px;
}

.meta-label {
    color: var(--text-muted);
    min-width: 50px;
    font-weight: 500;
}

.meta-value {
    color: var(--text-secondary);
    word-break: break-all;
}

.email-view-body {
    padding: 24px;
    min-height: 200px;
}

.email-html-content {
    font-family: 'Source Serif 4', Georgia, 'Times New Roman', serif;
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-primary);
    overflow-wrap: break-word;
    word-break: break-word;
}

.email-html-content img {
    max-width: 100%;
    height: auto;
}

.email-html-content table {
    max-width: 100%;
    overflow-x: auto;
    display: block;
}

.email-html-content a {
    color: var(--accent);
}

.email-text-content {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-word;
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
}

/* Attachments */
.email-attachments {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
}

.email-attachments h6 {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 10px;
}

.attachment-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.attachment-item {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.85rem;
    transition: background 0.15s;
}

.attachment-item:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

/* =========================
   THREAD
   ========================= */
.thread-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.thread-header {
    padding: 14px 20px;
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: background 0.15s;
}

.thread-header:hover {
    background: var(--hover-bg);
}

.thread-chevron {
    transition: transform 0.2s;
}

.thread-header.collapsed .thread-chevron {
    transform: rotate(-90deg);
}

.thread-list {
    border-top: 1px solid var(--border-color);
}

.thread-list.hidden {
    display: none;
}

.thread-item {
    display: block;
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    transition: background 0.15s;
}

.thread-item:last-child {
    border-bottom: none;
}

.thread-item:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.thread-subject {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.thread-preview {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* =========================
   SEARCH PAGE
   ========================= */
.search-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
}

mark {
    background-color: #ffd700;
    color: #000;
    padding: 1px 3px;
    border-radius: 2px;
}

/* =========================
   IMPORT PAGE
   ========================= */
.import-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.import-card .card-body {
    padding: 24px;
}

.import-card h5 {
    font-size: 1rem;
    font-weight: 600;
}

.import-card h6 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    margin-top: 16px;
}

.import-card ol {
    padding-left: 20px;
    color: var(--text-secondary);
}

.import-card code {
    background: var(--bg-input);
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 0.85em;
    color: var(--accent);
}

/* =========================
   RESPONSIVE
   ========================= */
@media (max-width: 991.98px) {
    .sidebar {
        position: fixed;
        top: 56px;
        left: 0;
        bottom: 0;
        z-index: 1020;
        transform: translateX(-100%);
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.5);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .sidebar-overlay {
        position: fixed;
        top: 56px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1019;
        display: none;
    }

    .sidebar-overlay.show {
        display: block;
    }

    .search-form {
        max-width: 200px;
        margin: 0 10px;
    }
}

@media (max-width: 767.98px) {
    .email-row {
        flex-wrap: wrap;
        padding: 10px 14px;
        gap: 4px;
    }

    .email-sender {
        width: auto;
        min-width: auto;
        flex: 1;
    }

    .email-meta {
        min-width: auto;
    }

    .email-content {
        width: 100%;
        flex-basis: 100%;
        order: 3;
    }

    .email-subject {
        max-width: 60%;
    }

    .search-form {
        display: none !important;
    }

    .email-view-header {
        padding: 16px;
    }

    .email-view-meta {
        padding: 0 16px 12px;
    }

    .email-view-body {
        padding: 16px;
    }

    .login-card {
        padding: 30px 24px;
    }
}

@media (max-width: 575.98px) {
    .email-sender {
        font-size: 0.85rem;
    }

    .email-subject {
        font-size: 0.85rem;
        max-width: 100%;
    }

    .email-preview {
        display: none;
    }
}

/* Loading spinner */
.spinner-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 46, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.spinner-overlay .spinner-border {
    width: 3rem;
    height: 3rem;
    color: var(--accent);
}