missive 0.7.0

/* Missive Mailbox Preview - Light/Dark Theme CSS */

:root {
    /* Light theme (default) - high contrast */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-hover: #e2e8f0;
    --text-primary: #0f172a;
    --text-secondary: #1e293b;
    --text-muted: #475569;
    --text-label: #64748b;
    --border-color: #e2e8f0;
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
}

.dark {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-hover: #475569;
    --text-primary: #f8fafc;
    --text-secondary: #e2e8f0;
    --text-muted: #cbd5e1;
    --text-label: #94a3b8;
    --border-color: #334155;
    --accent: #3b82f6;
    --accent-hover: #60a5fa;
    --danger: #ef4444;
    --danger-hover: #f87171;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    height: 100vh;
    overflow: hidden;
    font-size: 14px;
}

/* Main Layout */
.container {
    display: flex;
    height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 384px;
    min-width: 320px;
    max-width: 400px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

.sidebar-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.sidebar-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.email-count {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Theme Toggle */
.theme-toggle {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.375rem;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s, color 0.15s;
}

.theme-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
}

/* Email List */
.email-list {
    flex: 1;
    overflow-y: auto;
}

.email-item {
    display: block;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    border-left: 3px solid transparent;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    transition: background 0.15s, border-color 0.15s;
}

.email-item:hover {
    background: var(--bg-tertiary);
}

.email-item.selected {
    background: var(--bg-tertiary);
    border-left-color: var(--accent);
}

.email-item-from {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 0.25rem;
}

.email-item-subject {
    color: var(--text-secondary);
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 0.75rem 1.25rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
}

.btn-clear {
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.625rem 1.5rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    width: 100%;
    max-width: 256px;
    transition: background 0.15s;
}

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

/* Empty State */
.empty-state {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    color: var(--text-muted);
    text-align: center;
}

.empty-state svg {
    margin-bottom: 1rem;
    opacity: 0.5;
    color: var(--text-label);
}

.empty-state h2 {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.empty-state p {
    font-size: 0.875rem;
    color: var(--text-label);
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.email-view {
    flex: 1;
    overflow-y: auto;
}

.no-selection {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Email Detail */
.email-detail {
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Email Metadata */
.email-metadata {
    border-bottom: 1px solid var(--border-color);
}

.metadata-row {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 1rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--border-color);
}

.metadata-row:last-child {
    border-bottom: none;
}

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

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

.metadata-value.empty {
    color: var(--text-label);
    font-style: italic;
}

/* Collapsible Sections */
.collapsible-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    user-select: none;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

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

.collapsible-header svg {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    transition: transform 0.2s;
}

.collapsible-header.expanded svg {
    transform: rotate(90deg);
}

.collapsible-header .open-external {
    margin-left: auto;
    color: var(--text-muted);
    padding: 0.25rem;
    border-radius: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.collapsible-header .open-external:hover {
    color: var(--accent);
    background: var(--bg-hover);
}

.collapsible-content {
    display: none;
}

.collapsible-content.expanded {
    display: block;
}

/* Text Body */
.text-body-content {
    padding: 1rem;
    font-family: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
    font-size: 0.8125rem;
    line-height: 1.6;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
    background: var(--bg-secondary);
}

/* HTML Body */
.html-body-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 400px;
    border-top: 1px solid var(--border-color);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.section-header .open-external {
    margin-left: auto;
    color: var(--text-muted);
    padding: 0.25rem;
    border-radius: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.section-header .open-external:hover {
    color: var(--accent);
    background: var(--bg-hover);
}

.html-body-content {
    flex: 1;
    background: white;
}

.html-body-content iframe {
    width: 100%;
    height: 100%;
    min-height: 400px;
    border: none;
}

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

.attachments-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.attachments-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.attachment-card {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: border-color 0.15s, background 0.15s;
}

.attachment-card:hover {
    border-color: var(--accent);
    background: var(--bg-tertiary);
}

.attachment-card svg {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.attachment-name {
    color: var(--text-primary);
}

.attachment-meta {
    color: var(--text-label);
    font-size: 0.75rem;
}

/* Provider Options & Headers */
.extra-metadata {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
}

.extra-metadata-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-label);
    margin-bottom: 0.5rem;
}

.extra-metadata-grid {
    display: grid;
    gap: 0.25rem;
}

.extra-metadata-item {
    display: flex;
    gap: 0.5rem;
    font-size: 0.8125rem;
}

.extra-metadata-key {
    color: var(--text-muted);
    font-weight: 500;
}

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

/* Responsive */
@media (max-width: 768px) {
    .container {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        max-width: none;
        height: 40vh;
        min-height: 200px;
    }

    .main-content {
        height: 60vh;
    }
}

/* Scrollbar styling - subtle */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

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

/* Firefox scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}