/* /assets/css/pages/mail.css — Social-style sidebar layout */

.hidden {
    display: none !important;
}

/* ─── Reset body padding for sidebar layout ─────────────────────────────── */
body:has(.mail-layout) {
    padding: 0;
    margin: 0;
}

.mail-layout {
    min-height: 100vh;
    background: var(--bg-base);
}

.mail-layout>main {
    margin-left: 64px;
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* ─── Sidebar ────────────────────────────────────────────────────────────── */
.mail-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 64px;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 0 16px;
    background: rgba(8, 10, 14, 0.95);
    border-right: 1px solid var(--border-subtle);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 100;
    transition: width 0.3s cubic-bezier(0.2, 0, 0, 1);
    overflow: hidden;
}

.mail-sidebar:hover {
    width: 180px;
}

/* Brand */
.mail-sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-high);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    padding: 8px 0 8px 20px;
    margin-bottom: 24px;
    white-space: nowrap;
    overflow: hidden;
    width: 100%;
    justify-content: flex-start;
    transition: all 0.3s ease;
}

.mail-sidebar-brand-icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.2));
}

.mail-sidebar-brand span {
    opacity: 0;
    transition: opacity 0.2s ease 0.1s;
}

.mail-sidebar:hover .mail-sidebar-brand span {
    opacity: 1;
}

/* Nav links */
.mail-sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 100%;
    flex: 1;
}

.mail-sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0 10px 22px;
    justify-content: flex-start;
    color: var(--text-dim);
    text-decoration: none;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 500;
    border: none;
    background: none;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    transition: all 0.2s ease;
    position: relative;
    width: 100%;
}

.mail-sidebar-link span {
    opacity: 0;
    transition: opacity 0.2s ease 0.1s;
}

.mail-sidebar:hover .mail-sidebar-link span {
    opacity: 1;
}

.mail-sidebar-link svg {
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.mail-sidebar-link:hover {
    color: var(--text-high);
}

.mail-sidebar-link:hover svg {
    filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.15));
}

.mail-sidebar-link.active {
    color: var(--text-high);
}

.mail-sidebar-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background: var(--text-high);
    border-radius: 0 2px 2px 0;
}

.mail-sidebar-count {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--text-dim);
    background: rgba(255, 255, 255, 0.06);
    padding: 1px 6px;
    border-radius: 4px;
    margin-left: auto;
    margin-right: 12px;
    opacity: 0;
    transition: opacity 0.2s ease 0.1s;
}

.mail-sidebar:hover .mail-sidebar-count {
    opacity: 1;
}

.mail-sidebar-divider {
    height: 1px;
    background: var(--border-subtle);
    margin: 8px 16px;
}

/* Bottom section */
.mail-sidebar-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding-top: 12px;
    border-top: 1px solid var(--border-subtle);
}

.mail-sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    overflow: hidden;
    justify-content: flex-start;
    padding-left: 18px;
    width: 100%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mail-sidebar-user:hover {
    opacity: 0.85;
}

.mail-sidebar-avatar {
    position: relative;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #5C6BC0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    font-weight: 600;
    flex-shrink: 0;
}

.mail-sidebar-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #EF5350;
    border: 2px solid rgba(8, 10, 14, 0.95);
}

.mail-sidebar-username {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-low);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: 0;
    transition: opacity 0.2s ease 0.1s;
}

.mail-sidebar:hover .mail-sidebar-username {
    opacity: 1;
}

.mail-sidebar-back {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: flex-start;
    padding-left: 20px;
    text-decoration: none;
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.05em;
    padding-top: 6px;
    padding-bottom: 6px;
    width: 100%;
    white-space: nowrap;
    overflow: hidden;
    transition: all 0.2s ease;
}

.mail-sidebar-back span {
    opacity: 0;
    transition: opacity 0.2s ease 0.1s;
}

.mail-sidebar:hover .mail-sidebar-back span {
    opacity: 1;
}

.mail-sidebar-back:hover {
    color: var(--text-med);
}

/* Mobile toggle */
.mail-sidebar-toggle {
    display: none;
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 200;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    background: rgba(10, 12, 16, 0.9);
    backdrop-filter: blur(16px);
    color: var(--text-med);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: all 0.2s ease;
}

.mail-sidebar-toggle:hover {
    color: var(--text-high);
    border-color: var(--border-strong);
}

.mail-sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 90;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

body.sidebar-open .mail-sidebar-overlay {
    display: block;
    opacity: 1;
    pointer-events: auto;
}

/* ─── Avatar Overlay ─────────────────────────────────────────────────────── */
.avatar-overlay {
    position: fixed;
    bottom: 64px;
    left: 16px;
    width: 280px;
    background: rgba(18, 18, 24, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 1.25rem;
    z-index: 200;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    animation: overlayFadeIn 0.15s ease-out;
}

@keyframes overlayFadeIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.avatar-overlay-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-subtle);
}

.avatar-overlay-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #5C6BC0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.avatar-overlay-initial {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    font-family: var(--font-sans);
}

.avatar-overlay-name {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--text-high);
    font-weight: 600;
}

.avatar-overlay-address-card {
    margin-bottom: 1rem;
}

.avatar-overlay-label {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.15em;
    color: var(--text-dim);
    display: block;
    margin-bottom: 0.4rem;
}

.avatar-overlay-address {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent-tech);
    word-break: break-all;
    padding: 0.35rem 0;
}

.avatar-overlay-copy-btn {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.1em;
    padding: 0.3rem 0.65rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    color: var(--text-med);
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 0.25rem;
}

.avatar-overlay-copy-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-strong);
    color: var(--text-high);
}

.avatar-overlay-link {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    color: var(--text-med);
    text-decoration: none;
    padding: 0.6rem 0.75rem;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.04);
    text-align: center;
    transition: all 0.2s;
}

.avatar-overlay-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-high);
}

/* ─── Top Bar with Search ────────────────────────────────────────────────── */
.mail-topbar {
    padding: 16px 24px 8px;
    flex-shrink: 0;
}

.mail-search-bar {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.55rem 1.25rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
    max-width: 720px;
}

.mail-search-bar:focus-within {
    border-color: var(--border-strong);
    background: rgba(255, 255, 255, 0.07);
    box-shadow: 0 0 16px rgba(255, 255, 255, 0.04);
}

.mail-search-bar .search-icon {
    width: 16px;
    height: 16px;
    color: var(--text-dim);
    flex-shrink: 0;
}

.mail-search-input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    color: var(--text-high);
    font-size: 0.85rem;
    font-family: var(--font-sans);
}

.mail-search-input::placeholder {
    color: var(--text-dim);
}

/* ─── Content: List + Detail split ───────────────────────────────────────── */
.mail-content {
    flex: 1;
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 0;
    overflow: hidden;
    margin: 0 16px 16px;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    background: rgba(10, 12, 16, 0.6);
    backdrop-filter: blur(16px);
}

/* ─── Message List Panel ─────────────────────────────────────────────────── */
.mail-list-panel {
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border-subtle);
    overflow: hidden;
}

.mail-list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-subtle);
    flex-shrink: 0;
}

.mail-list-title {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--text-med);
    margin: 0;
}

.mail-list {
    flex: 1;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.08) transparent;
}

.mail-list::-webkit-scrollbar {
    width: 4px;
}

.mail-list::-webkit-scrollbar-track {
    background: transparent;
}

.mail-list::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
}

.mail-row {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    cursor: pointer;
    transition: background 0.15s;
}

.mail-row:hover {
    background: rgba(255, 255, 255, 0.03);
}

.mail-row.unread {
    background: rgba(255, 255, 255, 0.02);
}

.mail-row.unread .mail-row-from {
    color: var(--text-high);
    font-weight: 700;
}

.mail-row.selected {
    background: rgba(255, 255, 255, 0.06);
    border-left: 3px solid var(--accent-tech);
}

.mail-row-from {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-med);
}

.mail-row-subject {
    font-size: 0.8rem;
    color: var(--text-med);
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mail-row.unread .mail-row-subject {
    color: var(--text-high);
}

.mail-row-preview {
    font-size: 0.78rem;
    color: var(--text-low);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mail-row-time {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--text-dim);
}

.mail-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    text-align: center;
    color: var(--text-dim);
}

.mail-empty-state .empty-icon {
    font-size: 2rem;
    opacity: 0.3;
    margin-bottom: 1rem;
}

.mail-empty-state p {
    margin: 0.25rem 0;
    font-size: 0.85rem;
}

.mail-empty-state .empty-hint {
    font-size: 0.7rem;
    color: var(--text-dim);
    opacity: 0.7;
}

/* ─── Empty Trash Button ─────────────────────────────────────────────────── */
.mail-empty-trash-btn {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.1em;
    padding: 0.35rem 0.65rem;
    background: rgba(239, 83, 80, 0.08);
    border: 1px solid rgba(239, 83, 80, 0.25);
    border-radius: 6px;
    color: #EF5350;
    cursor: pointer;
    transition: all 0.2s;
}

.mail-empty-trash-btn:hover {
    background: rgba(239, 83, 80, 0.15);
    border-color: #EF5350;
}

/* ─── Load More Button ───────────────────────────────────────────────────── */
.mail-load-more {
    display: block;
    width: 100%;
    padding: 0.75rem;
    background: transparent;
    border: none;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    color: var(--text-dim);
    cursor: pointer;
    transition: all 0.2s ease;
}

.mail-load-more:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-med);
}

.mail-detail-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.mail-detail-placeholder {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
    padding: 2rem;
}

.mail-detail-placeholder .placeholder-icon {
    font-size: 2rem;
    opacity: 0.2;
    margin-bottom: 1rem;
}

.mail-detail-placeholder p {
    margin: 0;
    font-size: 0.85rem;
}

.mail-detail-content {
    flex: 1;
    padding: 1.5rem 2rem;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.08) transparent;
}

.mail-detail-content.hidden {
    display: none;
}

.mail-detail-placeholder.hidden {
    display: none;
}

.mail-detail-header {
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-subtle);
}

.mail-detail-meta {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.mail-detail-from,
.mail-detail-to {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-med);
}

.mail-detail-time {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--text-dim);
}

.mail-detail-body {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-high);
    white-space: pre-wrap;
    word-break: break-word;
}

/* ─── Detail Actions ─────────────────────────────────────────────────────── */
.mail-detail-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-subtle);
    flex-wrap: wrap;
}

.mail-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    padding: 0.45rem 0.85rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    color: var(--text-med);
    cursor: pointer;
    transition: all 0.2s;
}

.mail-action-btn .icon-svg {
    width: 14px;
    height: 14px;
}

.mail-action-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-strong);
    color: var(--text-high);
}

.mail-action-delete {
    color: #EF5350;
    border-color: rgba(239, 83, 80, 0.25);
}

.mail-action-delete:hover {
    background: rgba(239, 83, 80, 0.1);
    border-color: #EF5350;
    color: #EF5350;
}

/* ─── Compose Modal ──────────────────────────────────────────────────────── */
.mail-compose-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 300;
    padding: 1rem;
}

.mail-compose-inner {
    width: 100%;
    max-width: 480px;
    padding: 1.5rem;
}

.mail-compose-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.mail-compose-title {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--text-dim);
}

.mail-compose-close {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.2s;
}

.mail-compose-close:hover {
    color: var(--text-high);
}

.mail-input,
.mail-textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--text-high);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

.mail-input:focus,
.mail-textarea:focus {
    border-color: var(--border-strong);
}

.mail-textarea {
    resize: vertical;
    min-height: 120px;
}

.mail-char-count {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--text-dim);
    margin-top: 0.35rem;
    display: block;
}

.mail-compose-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.mail-btn-primary {
    padding: 0.6rem 1.25rem;
    background: var(--accent-tech);
    color: var(--bg-base);
    border: none;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.2s;
}

.mail-btn-primary:hover {
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.2);
}

.mail-btn-secondary {
    padding: 0.6rem 1.25rem;
    background: transparent;
    color: var(--text-med);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.2s;
}

.mail-btn-secondary:hover {
    border-color: var(--border-strong);
    color: var(--text-high);
}

.mail-error {
    color: #ff6666;
    font-size: 0.75rem;
    margin-top: 0.75rem;
}

.mail-error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    text-align: center;
    color: var(--text-dim);
}

.field-group {
    margin-bottom: 1rem;
}

.field-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.12em;
    color: var(--text-dim);
    margin-bottom: 0.4rem;
}

/* Icon SVG sizing */
.icon-svg {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.icon-svg svg {
    width: 100%;
    height: 100%;
}

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .mail-content {
        grid-template-columns: 1fr;
    }

    .mail-detail-panel {
        display: none;
    }
}

@media (max-width: 640px) {
    .mail-sidebar-toggle {
        display: flex;
    }

    .mail-sidebar {
        transform: translateX(-100%);
        width: 220px;
    }

    body.sidebar-open .mail-sidebar {
        transform: translateX(0);
    }

    .mail-layout>main {
        margin-left: 0;
    }

    .mail-topbar {
        padding: 56px 16px 8px;
    }

    .mail-content {
        margin: 0 8px 8px;
    }
}