/* assets/css/style.css */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e0e0e0;
    --text-primary: #333333;
    --text-secondary: #666666;
    --border-color: #dddddd;
    --accent-color: #4a90d9;
    --accent-hover: #357abd;
    --error-color: #d32f2f;
    --success-color: #388e3c;
    --shadow: 0 2px 4px rgba(0,0,0,0.1);
}

[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #404040;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --border-color: #404040;
    --accent-color: #64b5f6;
    --accent-hover: #42a5f5;
    --shadow: 0 2px 4px rgba(0,0,0,0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Navbar */
.navbar {
    background-color: var(--bg-primary);
    border-bottom: 2px solid var(--border-color);
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.nav-brand {
    font-size: 24px;
    font-weight: bold;
}

.nav-links {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    background-color: var(--bg-tertiary);
}

.user-info {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
}

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

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

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

.btn-icon {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    padding: 5px;
}

.btn-back {
    background: none;
    border: none;
    color: var(--accent-color);
    cursor: pointer;
    font-size: 14px;
}

.btn-reply {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
}

/* Login/Register */
.login-container {
    max-width: 400px;
    margin: 100px auto;
    padding: 40px;
    background-color: var(--bg-primary);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.login-container h1 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--accent-color);
}

.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
}

.tab {
    flex: 1;
    padding: 10px;
    border: none;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.tab.active {
    background-color: var(--accent-color);
    color: white;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-group label {
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
}

.error-message {
    background-color: var(--error-color);
    color: white;
    padding: 10px;
    border-radius: 4px;
    margin-top: 20px;
    text-align: center;
}

/* Inbox */
.inbox-container {
    max-width: 1000px;
    margin: 20px auto;
    background-color: var(--bg-primary);
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.inbox-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.inbox-header h2 {
    margin: 0;
}

.mail-count {
    color: var(--text-secondary);
    font-size: 14px;
}

.inbox-list {
    max-height: calc(100vh - 200px);
    overflow-y: auto;
}

.mail-item {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s;
}

.mail-item:hover {
    background-color: var(--bg-secondary);
}

.mail-item.unread {
    background-color: var(--bg-secondary);
    font-weight: 500;
}

.mail-sender {
    display: inline;
    align-items: center;
    gap: 10px;
    margin-bottom: 5px;
}

.mail-sender-name {
    display: inline;
    font-weight: 600;
}

.mail-sender-ip {
    display: inline;
    color: var(--text-secondary);
    font-size: 12px;
}

.mail-subject {
    font-size: 16px;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.mail-preview {
    color: var(--text-secondary);
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: calc(100% - 100px);
}

.mail-date {
    color: var(--text-secondary);
    font-size: 12px;
    float: right;
}

.mail-clickable {
    font-size: 12px;
    float: right;
    margin-left: 10px;
}

/* Mail View */
.mail-view-container {
    max-width: 900px;
    margin: 20px auto;
    background-color: var(--bg-primary);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 30px;
}

.mail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.mail-meta {
    margin-bottom: 20px;
}

.mail-meta-item {
    margin-bottom: 10px;
}

.mail-meta-label {
    font-weight: 600;
    color: var(--text-primary);
}

.mail-meta-value {
    color: var(--text-secondary);
}

.mail-title {
    margin: 20px 0;
    color: var(--text-primary);
}

.mail-body {
    line-height: 1.8;
    color: var(--text-primary);
    white-space: pre-wrap;
    margin: 20px 0;
}

.attachments {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.attachments h3 {
    margin-bottom: 15px;
    color: var(--text-primary);
}

.attachment-item {
    display: inline-block;
    padding: 10px 15px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    margin-right: 10px;
    margin-bottom: 10px;
}

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

.attachment-item a:hover {
    text-decoration: underline;
}

.attachment-preview {
    margin-top: 10px;
    max-width: 300px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.attachment-preview img {
    max-width: 100%;
    display: block;
}

/* Send Mail */
.send-container {
    max-width: 900px;
    margin: 20px auto;
    background-color: var(--bg-primary);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 30px;
}

.drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-secondary);
}

.drop-zone:hover,
.drop-zone.dragover {
    border-color: var(--accent-color);
    background-color: var(--bg-secondary);
}

.attachments-list {
    margin-top: 15px;
}

.attachment-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    margin-right: 10px;
    margin-bottom: 10px;
}

.attachment-tag .remove {
    cursor: pointer;
    color: var(--error-color);
    font-weight: bold;
}

.form-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 20px;
}

/* Tooltip for aliases */
.alias-tooltip {
    position: relative;
    cursor: help;
}

.alias-tooltip:hover::after {
    content: attr(data-aliases);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    box-shadow: var(--shadow);
    z-index: 1000;
    margin-bottom: 5px;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 10px;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .inbox-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .mail-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
}

code {
    font-size: 10pt;
}

.success-message {
    background-color: #e8f5e9;
    color: #2e7d32;
    padding: 10px;
    border-radius: 4px;
    margin-top: 20px;
    text-align: center;
    border: 1px solid #4caf50;
}


.settings-container {
    max-width: 900px;
    margin: 20px auto;
    padding: 30px;
    background-color: var(--bg-primary);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.settings-container h1 {
    margin-bottom: 30px;
    color: var(--accent-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 15px;
}

.settings-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.settings-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.settings-section h2 {
    margin-bottom: 20px;
    color: var(--text-primary);
    font-size: 20px;
}

.section-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.form-group small {
    color: var(--text-secondary);
    font-size: 12px;
    display: block;
    margin-top: 5px;
}

/* IPs List */
.ips-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}

.ip-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.ip-address {
    font-family: monospace;
    color: var(--accent-color);
}

/* Badges */
.badge {
    padding: 3px 8px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-primary {
    background-color: var(--accent-color);
    color: white;
}

/* Aliases Management */
.aliases-management {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.current-aliases h3,
.add-alias h3 {
    margin-bottom: 15px;
    color: var(--text-primary);
    font-size: 16px;
}

.aliases-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-height: 150px;
}

.alias-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.alias-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.alias-address {
    font-family: monospace;
    color: var(--accent-color);
    font-weight: 500;
}

.alias-display {
    color: var(--text-secondary);
    font-size: 12px;
}

.no-aliases {
    color: var(--text-secondary);
    font-style: italic;
    padding: 20px;
    text-align: center;
    background-color: var(--bg-secondary);
    border-radius: 4px;
}

/* Message Box */
.message-box {
    padding: 15px 20px;
    border-radius: 4px;
    margin-top: 20px;
    font-weight: 500;
}

.message-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.message-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Button Variants */
.btn-danger {
    background-color: var(--error-color);
    color: white;
}

.btn-danger:hover {
    background-color: #b71c1c;
}

.btn-small {
    padding: 5px 12px;
    font-size: 12px;
}

/* Responsive */
@media (max-width: 768px) {
    .aliases-management {
        grid-template-columns: 1fr;
    }
    
    .alias-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .alias-item .btn-danger {
        width: 100%;
    }
}