/* SalBazaar Layout CSS
 * Header, footer, containers, grid
 * Terminal-style clean aesthetic
 */

/* ========================================
   Container
   ======================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.container-sm {
    max-width: 640px;
}

.container-lg {
    max-width: 1400px;
}

/* ========================================
   Header
   ======================================== */

.header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: var(--bg-dark);
    border-bottom: var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
    gap: var(--space-lg);
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-primary);
    font-weight: 600;
    font-size: var(--text-base);
    text-decoration: none;
}

.logo:hover {
    color: var(--text-primary);
}

.logo-text {
    letter-spacing: 0.05em;
}

.logo-accent {
    color: var(--primary);
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav-link {
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    border: var(--border);
    border-color: transparent;
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    border-color: var(--border-color);
}

.nav-link.active {
    color: var(--primary);
    border-color: var(--primary);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.auth-buttons {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* User Menu */
.user-menu {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.icon-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: var(--text-secondary);
    border: var(--border);
    transition: all var(--transition-fast);
}

.icon-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

.icon {
    width: 20px;
    height: 20px;
}

.icon-sm {
    width: 16px;
    height: 16px;
}

.badge {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    font-size: var(--text-xs);
    font-weight: 600;
    line-height: 18px;
    text-align: center;
    color: var(--text-inverse);
    background-color: var(--danger);
    border-radius: var(--radius-full);
}

/* Avatar */
.avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--bg-darkest);
    background-color: var(--primary);
    border-radius: var(--radius-sm);
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs);
    color: var(--text-secondary);
    border: var(--border);
    border-color: transparent;
    transition: all var(--transition-fast);
}

.dropdown-toggle:hover {
    border-color: var(--border-color);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    z-index: var(--z-dropdown);
    min-width: 180px;
    margin-top: var(--space-xs);
    padding: var(--space-xs) 0;
    background-color: var(--bg-dark);
    border: var(--border);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
}

.dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-align: left;
    background: none;
    border: none;
    transition: all var(--transition-fast);
}

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

.dropdown-divider {
    height: 1px;
    margin: var(--space-xs) 0;
    background-color: var(--border-color);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 36px;
    height: 36px;
    padding: 8px;
    border: var(--border);
}

.menu-bar {
    display: block;
    width: 100%;
    height: 1px;
    background-color: var(--text-primary);
    transition: all var(--transition-fast);
}

/* ========================================
   Main Content
   ======================================== */

.main {
    min-height: calc(100vh - 56px - 200px); /* header + footer */
    padding: var(--space-xl) 0;
}

/* Page Header */
.page-header {
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: var(--border);
}

.page-title {
    font-size: var(--text-xl);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

/* ========================================
   Grid System
   ======================================== */

.grid {
    display: grid;
    gap: var(--space-md);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Auto-fit grid for responsive cards */
.grid-auto {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

/* Two column layout (sidebar + content) */
.layout-sidebar {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: var(--space-xl);
}

.sidebar {
    position: sticky;
    top: calc(56px + var(--space-xl));
    height: fit-content;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    margin-top: auto;
    padding: var(--space-xl) 0;
    background-color: var(--bg-dark);
    border-top: var(--border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-xl);
}

.footer-section h4 {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-section a {
    display: block;
    padding: var(--space-xs) 0;
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

.footer-section a:hover {
    color: var(--primary);
}

.footer-section a.donate-link {
    color: var(--primary);
}

.footer-section p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.footer-bottom {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: var(--border);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

/* ========================================
   Loading State
   ======================================== */

.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
}

.spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--bg-light);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========================================
   Empty State
   ======================================== */

.empty-state {
    text-align: center;
    padding: var(--space-3xl) var(--space-md);
    color: var(--text-secondary);
}

.empty-state-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-md);
    color: var(--text-muted);
}

.empty-state-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.empty-state-text {
    font-size: var(--text-sm);
    margin-bottom: var(--space-lg);
}

/* ========================================
   Notification Dropdown
   ======================================== */

.notification-dropdown .dropdown-menu {
    width: 360px;
    max-height: 480px;
    padding: 0;
    overflow: hidden;
}

.notification-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    border-bottom: var(--border);
    font-weight: 600;
    font-size: var(--text-sm);
}

.notification-mark-all {
    font-size: var(--text-xs);
    color: var(--primary);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.notification-mark-all:hover {
    text-decoration: underline;
}

.notification-list {
    max-height: 360px;
    overflow-y: auto;
}

.notification-item {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-bottom: var(--border);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    transition: background-color var(--transition-fast);
}

.notification-item:hover {
    background: var(--bg-medium);
}

.notification-item.unread {
    background: rgba(0, 191, 165, 0.05);
}

.notification-unread-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 6px;
}

.notification-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-medium);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
}

.notification-icon.order { color: var(--primary); }
.notification-icon.message { color: var(--info); }
.notification-icon.payment_received { color: var(--success); }
.notification-icon.payment_needed { color: var(--warning); }
.notification-icon.dispute { color: var(--danger); }
.notification-icon.review { color: var(--accent); }

.notification-content {
    flex: 1;
    min-width: 0;
}

.notification-title {
    font-size: var(--text-sm);
    font-weight: 500;
    margin-bottom: 2px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.notification-body {
    font-size: var(--text-xs);
    color: var(--text-secondary);
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.notification-time {
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-top: 2px;
}

.notification-footer {
    padding: var(--space-sm) var(--space-md);
    border-top: var(--border);
    text-align: center;
}

.notification-footer a {
    font-size: var(--text-xs);
    color: var(--text-secondary);
}

.notification-footer a:hover {
    color: var(--primary);
}

.notification-empty {
    padding: var(--space-xl);
    text-align: center;
    color: var(--text-muted);
    font-size: var(--text-sm);
}

/* Mobile adjustments - handled in mobile.css */