/* ============================================
   Cal.com Inspired Design System
   ============================================ */

:root {
    /* Colors */
    --color-primary: #111827;
    --color-primary-hover: #1f2937;
    --color-secondary: #6b7280;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #3b82f6;
    
    /* Backgrounds */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-overlay: rgba(0, 0, 0, 0.5);
    
    /* Borders */
    --border-color: #e5e7eb;
    --border-radius-sm: 6px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Layout */
    --header-height: 64px;
    --footer-height: 140px;
}

/* ============================================
   Base Styles
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    /* Prevent double-tap zoom */
    touch-action: manipulation;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-primary);
    background-color: var(--bg-secondary);
    line-height: 1.5;
    overflow-x: hidden;
    /* Prevent double-tap zoom */
    touch-action: manipulation;
    -ms-touch-action: manipulation;
}

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

.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 var(--spacing-xl);
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.brand-logo {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-md);
}

.brand-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: transform 0.2s;
}

.user-avatar:hover {
    transform: scale(1.05);
}

.user-menu {
    cursor: pointer;
}

/* User Dropdown Menu */
.user-dropdown {
    display: none;
    position: fixed;
    top: calc(var(--header-height) + 8px);
    right: var(--spacing-lg);
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    min-width: 240px;
    z-index: 200;
    overflow: hidden;
    animation: dropdownFadeIn 0.2s ease-out;
}

.user-dropdown.show {
    display: block;
}

@keyframes dropdownFadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.user-dropdown-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
}

.user-dropdown-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.user-dropdown-info {
    flex: 1;
    min-width: 0;
}

.user-dropdown-name {
    font-weight: 600;
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-dropdown-email {
    font-size: var(--font-size-xs);
    color: var(--color-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-dropdown-divider {
    height: 1px;
    background-color: var(--border-color);
}

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-md);
    border: none;
    background: transparent;
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    cursor: pointer;
    transition: background-color 0.2s;
    text-align: left;
}

.user-dropdown-item:hover {
    background-color: var(--bg-tertiary);
}

.user-dropdown-item span {
    font-size: var(--font-size-base);
}

/* ============================================
   Selection Bar (Long Press Mode)
   ============================================ */

.selection-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--color-primary);
    z-index: 150;
    display: flex;
    align-items: center;
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

.selection-bar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0 var(--spacing-md);
    gap: var(--spacing-md);
}

.selection-count {
    color: white;
    font-weight: 600;
    font-size: var(--font-size-base);
    flex: 1;
}

.selection-bar-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.selection-bar-btn.cancel {
    background-color: transparent;
    color: white;
    padding: var(--spacing-sm);
}

.selection-bar-btn.cancel:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.selection-bar-btn.select-all {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
}

.selection-bar-btn.select-all:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.selection-bar-btn.delete {
    background-color: var(--color-error);
    color: white;
}

.selection-bar-btn.delete:hover {
    background-color: #dc2626;
}

/* ============================================
   App Footer Navigation
   ============================================ */

.app-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    z-index: 100;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    /* Safe area for iPhone home indicator - generous padding */
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 34px);
}

.footer-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 600px;
    margin: 0 auto;
    gap: var(--spacing-sm);
}

.footer-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    flex: 1;
}

.nav-arrow {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border: none;
    background-color: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 24px;
    color: var(--color-primary);
    font-weight: 300;
    align-self: center;
}

.nav-arrow:hover {
    background-color: var(--color-primary);
    color: white;
}

.nav-arrow:active {
    transform: scale(0.95);
}

/* View Selector */
.footer-nav .view-selector {
    display: flex;
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-lg);
    padding: 3px;
    gap: 2px;
}

.footer-nav .view-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: none;
    background: transparent;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-secondary);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 4px;
}

.footer-nav .view-btn:hover {
    color: var(--color-primary);
}

.footer-nav .view-btn.active {
    background-color: var(--bg-primary);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.view-count {
    background-color: var(--color-primary);
    color: white;
    font-size: 10px;
    padding: 1px 5px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.view-btn.active .view-count {
    background-color: var(--color-info);
}

/* Filter Selector */
.filter-selector {
    display: flex;
    gap: 4px;
}

.filter-btn {
    padding: 4px 8px;
    border: none;
    background: transparent;
    border-radius: var(--border-radius-sm);
    font-size: 10px;
    font-weight: 500;
    color: var(--color-secondary);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 3px;
}

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

.filter-btn.active[data-filter="pending"] {
    background-color: #fef3c7;
    color: #d97706;
}

.filter-btn.active[data-filter="confirmed"] {
    background-color: #d1fae5;
    color: #059669;
}

.filter-btn.active[data-filter="cancelled"] {
    background-color: #fee2e2;
    color: #dc2626;
}

.filter-count {
    font-size: 9px;
    padding: 1px 4px;
    border-radius: 8px;
    min-width: 14px;
    text-align: center;
    background-color: var(--bg-tertiary);
}

.filter-btn.active .filter-count {
    background-color: rgba(255,255,255,0.5);
}

/* ============================================
   Main Layout
   ============================================ */

.main-content {
    display: flex;
    justify-content: center;
    margin-top: var(--header-height);
    margin-bottom: var(--footer-height);
    min-height: calc(100vh - var(--header-height) - var(--footer-height));
    background-color: var(--bg-secondary);
}

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

.calendar-container {
    flex: 1;
    padding: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    background-color: var(--bg-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.calendar-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin: 0;
}

.header-right-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
}

.refresh-indicator {
    font-size: var(--font-size-xs);
    color: var(--color-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
}

.calendar-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--color-primary);
    text-transform: capitalize;
}

/* ============================================
   Loading & Empty States
   ============================================ */

.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    gap: var(--spacing-lg);
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border-color);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    text-align: center;
    gap: var(--spacing-lg);
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.empty-icon {
    font-size: 64px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-primary);
}

.empty-state p {
    color: var(--color-secondary);
    max-width: 400px;
}

/* ============================================
   Calendar Views
   ============================================ */

.calendar-view {
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    min-height: 600px;
}

.day-view {
    display: grid;
    grid-template-columns: 80px 1fr;
    position: relative;
}

/* Week View */
.week-view {
    padding: var(--spacing-lg);
}

.week-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-md);
    min-height: 600px;
}

/* Mobile responsive - show as cards */
@media (max-width: 768px) {
    .week-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
        min-height: auto;
    }
    
    .week-day-column {
        margin-bottom: var(--spacing-md);
    }
    
    .week-day-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: var(--spacing-md);
    }
    
    .week-day-number {
        font-size: var(--font-size-lg);
        margin-top: 0;
    }
}

.week-day-column {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-primary);
}

.week-day-header {
    background-color: var(--bg-tertiary);
    padding: var(--spacing-md);
    text-align: center;
    border-bottom: 2px solid var(--border-color);
    flex-shrink: 0;
}

.week-day-header.today {
    background-color: var(--color-primary);
    color: white;
}

.week-day-name {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.week-day-number {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-top: var(--spacing-xs);
}

.week-day-appointments {
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    overflow-y: auto;
    flex: 1;
}

.week-appointment-card {
    background-color: var(--bg-secondary);
    border-left: 3px solid var(--color-info);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all 0.2s;
    font-size: var(--font-size-xs);
}

.week-appointment-card:hover {
    background-color: var(--bg-tertiary);
    transform: translateX(2px);
    box-shadow: var(--shadow-sm);
}

.week-appointment-card.accepted {
    border-left-color: var(--color-success);
    background-color: rgba(16, 185, 129, 0.05);
}

.week-appointment-card.pending {
    border-left-color: var(--color-warning);
    background-color: rgba(245, 158, 11, 0.05);
}

.week-appointment-card.cancelled {
    border-left-color: var(--color-secondary);
    opacity: 0.6;
}

.week-appointment-card.selected {
    background-color: rgba(59, 130, 246, 0.2);
    border-left-color: var(--color-info);
    box-shadow: 0 0 0 2px var(--color-info);
}

.week-checkbox {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 16px;
    height: 16px;
    background-color: var(--color-info);
    color: white;
    border-radius: 50%;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.week-appointment-card {
    position: relative;
}

.week-appointment-time {
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 4px;
    font-size: 11px;
}

.week-appointment-title {
    color: var(--color-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 11px;
}

/* Month View */
.month-view {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.month-view-card {
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.month-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background-color: var(--border-color);
    flex: 1;
}

.month-day-header {
    background-color: var(--bg-tertiary);
    padding: var(--spacing-md);
    text-align: center;
    font-weight: 700;
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.month-day-cell {
    background-color: var(--bg-primary);
    padding: var(--spacing-md);
    min-height: 100px;
    height: 100px;
    position: relative;
    transition: all 0.2s;
    display: flex;
    flex-direction: column;
}

.month-day-cell.empty {
    background-color: var(--bg-tertiary);
}

.month-day-cell.today {
    background-color: rgba(59, 130, 246, 0.1);
}

.month-day-cell.today .month-day-number {
    background-color: var(--color-info);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.month-day-cell.has-appointments {
    cursor: pointer;
}

.month-day-cell.has-appointments:hover {
    background-color: var(--bg-secondary);
    box-shadow: inset 0 0 0 2px var(--color-info);
}

.month-day-cell.all-selected {
    background-color: rgba(59, 130, 246, 0.2);
    box-shadow: inset 0 0 0 2px var(--color-info);
}

.month-day-cell.some-selected {
    background-color: rgba(59, 130, 246, 0.1);
    box-shadow: inset 0 0 0 2px rgba(59, 130, 246, 0.5);
}

.month-day-number {
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-base);
}

.month-day-count {
    font-size: var(--font-size-xs);
    color: var(--color-info);
    background-color: rgba(59, 130, 246, 0.1);
    padding: 4px 8px;
    border-radius: var(--border-radius-sm);
    text-align: center;
    font-weight: 600;
}

.appointments-container {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* ============================================
   Appointment Cards
   ============================================ */

.appointment-card {
    background-color: var(--bg-secondary);
    border-left: 4px solid var(--color-info);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    display: grid;
    grid-template-columns: 80px 1fr auto;
    gap: var(--spacing-md);
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
    position: relative;
}

.appointment-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.appointment-card.selected {
    background-color: rgba(59, 130, 246, 0.1);
    border-left-color: var(--color-info);
    box-shadow: 0 0 0 2px var(--color-info);
}

.appointment-card.accepted {
    border-left-color: var(--color-success);
    background-color: rgba(16, 185, 129, 0.05);
}

.appointment-card.pending {
    border-left-color: var(--color-warning);
    background-color: rgba(245, 158, 11, 0.05);
}

.appointment-card.cancelled {
    border-left-color: var(--color-secondary);
    background-color: var(--bg-tertiary);
    opacity: 0.7;
}

.appointment-checkbox {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    z-index: 10;
}

.appointment-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.appointment-time {
    font-weight: 600;
    color: var(--color-primary);
    font-size: var(--font-size-sm);
}

.appointment-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.appointment-title {
    font-weight: 600;
    color: var(--color-primary);
    font-size: var(--font-size-base);
}

.appointment-info {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-secondary);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.appointment-status {
    display: flex;
    align-items: center;
}

/* Selection Controls */
.selection-controls {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-md);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

/* ============================================
   Status Badges
   ============================================ */

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-badge.confirmed {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.status-badge.pending {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.status-badge.cancelled {
    background-color: rgba(107, 114, 128, 0.1);
    color: var(--color-secondary);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    font-family: inherit;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-ghost {
    background-color: transparent;
    color: var(--color-primary);
}

.btn-ghost:hover {
    background-color: var(--bg-tertiary);
}

.btn-ghost-danger {
    background-color: transparent;
    color: var(--color-error);
}

.btn-ghost-danger:hover {
    background-color: rgba(239, 68, 68, 0.1);
}

.btn-danger {
    background-color: var(--color-error);
    color: white;
}

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
}

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

.icon {
    font-size: var(--font-size-lg);
}

/* ============================================
   Bottom Sheets (All Modals)
   ============================================ */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ============================================
   Bottom Sheet (Detail Card)
   ============================================ */

.bottom-sheet {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
}

.bottom-sheet.active {
    display: block;
}

.bottom-sheet-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.2s ease-out;
}

.bottom-sheet-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    border-radius: 20px 20px 0 0;
    padding: var(--spacing-md);
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + var(--spacing-lg));
    animation: slideUpSheet 0.3s ease-out;
    max-height: 85vh;
    overflow-y: auto;
}

@keyframes slideUpSheet {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

.bottom-sheet-handle {
    width: 40px;
    height: 4px;
    background-color: var(--border-color);
    border-radius: 2px;
    margin: 0 auto var(--spacing-md);
}

.detail-card-compact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.detail-top-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.status-badge-lg {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.status-badge-lg.pending {
    background-color: #fef3c7;
    color: #d97706;
}

.status-badge-lg.accepted, .status-badge-lg.confirmed {
    background-color: #d1fae5;
    color: #059669;
}

.status-badge-lg.cancelled {
    background-color: #fee2e2;
    color: #dc2626;
}

/* Estados de asistencia */
.status-badge-lg.asistio,
.status-badge.asistio {
    background-color: #dbeafe;
    color: #1d4ed8;
}

.status-badge-lg.no_asistio,
.status-badge.no_asistio {
    background-color: #fef3c7;
    color: #b45309;
}

/* Cards con estados de asistencia */
.appointment-card.asistio {
    border-left-color: #1d4ed8;
    background-color: rgba(59, 130, 246, 0.05);
}

.appointment-card.no_asistio {
    border-left-color: #b45309;
    background-color: rgba(245, 158, 11, 0.05);
}

.week-appointment-card.asistio {
    border-left-color: #1d4ed8;
    background-color: rgba(59, 130, 246, 0.05);
}

.week-appointment-card.no_asistio {
    border-left-color: #b45309;
    background-color: rgba(245, 158, 11, 0.05);
}

.close-btn {
    width: 32px;
    height: 32px;
    border: none;
    background-color: var(--bg-tertiary);
    border-radius: 50%;
    font-size: 18px;
    color: var(--color-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.detail-patient {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
}

.patient-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: var(--font-size-lg);
}

.patient-info {
    flex: 1;
}

.patient-name {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0 0 4px 0;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--color-info);
    text-decoration: none;
    font-size: var(--font-size-sm);
}

.detail-datetime {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.datetime-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
}

.datetime-icon {
    font-size: 16px;
}

.detail-location {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: var(--spacing-sm);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    color: var(--color-secondary);
}

.detail-notes-compact {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: var(--spacing-sm);
    background-color: #fefce8;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    color: #854d0e;
}

.detail-actions-row {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px;
    border: none;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.action-btn.confirm-btn {
    background-color: #d1fae5;
    color: #059669;
}

.action-btn.confirm-btn:hover {
    background-color: #a7f3d0;
}

.action-btn.edit-btn {
    background-color: var(--bg-tertiary);
    color: var(--color-primary);
}

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

.action-btn.cancel-btn {
    background-color: #fee2e2;
    color: #dc2626;
}

.action-btn.cancel-btn:hover {
    background-color: #fecaca;
}

/* Botones para citas confirmadas */
.action-btn.attended-btn {
    background-color: #d1fae5;
    color: #059669;
}

.action-btn.attended-btn:hover {
    background-color: #a7f3d0;
}

.action-btn.noshow-btn {
    background-color: #fee2e2;
    color: #dc2626;
}

.action-btn.noshow-btn:hover {
    background-color: #fecaca;
}

.action-btn.whatsapp-btn {
    background-color: #dcfce7;
    color: #16a34a;
}

.action-btn.whatsapp-btn:hover {
    background-color: #bbf7d0;
}

/* Bottom Sheet Form (Create/Edit) */
.bottom-sheet-form {
    max-height: 90vh;
}

.sheet-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.sheet-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0;
}

.sheet-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.sheet-actions .action-btn {
    flex: 1;
}

/* Form styles for bottom sheet */
.bottom-sheet-form .form-group {
    margin-bottom: var(--spacing-md);
}

.bottom-sheet-form .form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
}

.bottom-sheet-form .form-input,
.bottom-sheet-form .form-textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    background-color: var(--bg-secondary);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.bottom-sheet-form .form-input:focus,
.bottom-sheet-form .form-textarea:focus {
    outline: none;
    border-color: var(--color-info);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.bottom-sheet-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.bottom-sheet-form .form-textarea {
    resize: none;
}

/* Bottom Sheet Confirm */
.bottom-sheet-confirm {
    text-align: center;
    padding: var(--spacing-lg);
}

.confirm-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.confirm-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0 0 var(--spacing-sm) 0;
}

.confirm-message {
    color: var(--color-secondary);
    margin: 0 0 var(--spacing-lg) 0;
    font-size: var(--font-size-sm);
}

/* ============================================
   Forms
   ============================================ */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    font-family: inherit;
    color: var(--color-primary);
    background-color: var(--bg-primary);
    transition: all 0.2s;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(17, 24, 39, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-xl);
}

/* ============================================
   Toast Notifications
   ============================================ */

.toast-container {
    position: fixed;
    top: calc(var(--header-height) + var(--spacing-lg));
    right: var(--spacing-lg);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--color-info);
    min-width: 300px;
    transform: translateX(400px);
    transition: transform 0.3s ease-out;
}

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

.toast-success {
    border-left-color: var(--color-success);
}

.toast-error {
    border-left-color: var(--color-error);
}

.toast-warning {
    border-left-color: var(--color-warning);
}

.toast-icon {
    font-size: var(--font-size-xl);
    font-weight: bold;
}

.toast-success .toast-icon {
    color: var(--color-success);
}

.toast-error .toast-icon {
    color: var(--color-error);
}

.toast-info .toast-icon {
    color: var(--color-info);
}

.toast-message {
    flex: 1;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-primary);
}

/* ============================================
   Desktop Styles (Large screens)
   ============================================ */

@media (min-width: 1024px) {
    :root {
        --footer-height: 100px;
    }

    .app-header {
        border-bottom: none;
        box-shadow: var(--shadow-sm);
    }

    .header-content {
        max-width: 1200px;
        margin: 0 auto;
    }

    .calendar-container {
        padding: var(--spacing-2xl);
    }

    .calendar-header {
        padding: var(--spacing-lg) var(--spacing-xl);
    }

    .calendar-title {
        font-size: var(--font-size-2xl);
    }

    .appointment-card {
        grid-template-columns: 100px 1fr auto;
        padding: var(--spacing-lg);
    }

    .appointment-title {
        font-size: var(--font-size-lg);
    }

    .app-footer {
        border-top: none;
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
        padding-bottom: var(--spacing-md);
    }

    .footer-nav {
        max-width: 700px;
        padding: var(--spacing-md);
    }

    .footer-nav .view-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }

    .view-count {
        font-size: 11px;
        padding: 2px 8px;
    }

    .filter-btn {
        padding: 6px 12px;
        font-size: 11px;
    }

    .nav-arrow {
        width: 48px;
        height: 48px;
        font-size: 28px;
    }

    /* Week view desktop */
    .week-grid {
        min-height: 500px;
    }

    .week-day-column {
        min-height: 400px;
    }

    /* Month view desktop */
    .month-day-cell {
        min-height: 90px;
        height: 90px;
        padding: var(--spacing-sm);
    }

    .month-day-number {
        font-size: var(--font-size-base);
    }

    .month-day-count {
        font-size: var(--font-size-xs);
        padding: 4px 8px;
    }

    /* Bottom sheets on desktop - more like modals */
    .bottom-sheet-content {
        max-width: 500px;
        margin: 0 auto;
        border-radius: 20px 20px 0 0;
    }

    /* Selection bar desktop */
    .selection-bar-content {
        max-width: 900px;
        margin: 0 auto;
    }
}

/* Extra large screens */
@media (min-width: 1400px) {
    .calendar-container {
        max-width: 1000px;
    }

    .footer-nav {
        max-width: 800px;
    }
}

/* ============================================
   Responsive Design (Small screens)
   ============================================ */

@media (max-width: 768px) {
    /* Header adjustments */
    .header-content {
        padding: 0 var(--spacing-md);
    }

    .brand-title {
        font-size: var(--font-size-base);
    }

    .header-actions .btn span.icon + span:not(.icon) {
        display: none;
    }

    .header-actions .btn {
        padding: var(--spacing-sm);
        min-width: auto;
    }

    /* Calendar full width */
    .calendar-container {
        padding: var(--spacing-sm);
        padding-bottom: calc(var(--footer-height) + var(--spacing-sm));
    }

    .calendar-header {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .calendar-title {
        font-size: var(--font-size-base);
    }

    .header-right-controls {
        gap: var(--spacing-xs);
    }

    .refresh-indicator {
        display: none;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .appointment-card {
        grid-template-columns: 1fr;
    }

    /* Month view mobile optimizations */
    .month-view {
        padding: var(--spacing-sm);
        height: calc(100vh - var(--header-height) - var(--footer-height) - 80px);
    }

    .month-view-card {
        border-radius: var(--border-radius-md);
        box-shadow: var(--shadow-lg);
    }

    .month-grid {
        font-size: var(--font-size-xs);
    }

    .month-day-header {
        padding: var(--spacing-xs);
        font-size: 10px;
    }

    .month-day-cell {
        min-height: auto;
        height: auto;
        aspect-ratio: 1;
        padding: 2px;
    }

    .month-day-number {
        font-size: 11px;
        width: 18px;
        height: 18px;
        line-height: 18px;
    }

    .month-day-count {
        font-size: 8px;
        padding: 1px 3px;
    }

    .month-day-cell.today .month-day-number {
        width: 20px;
        height: 20px;
        line-height: 20px;
    }

    /* Week view mobile */
    .week-grid {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .week-day-column {
        min-width: 100px;
    }

    .week-day-header {
        padding: var(--spacing-xs);
    }

    .week-day-name {
        font-size: var(--font-size-xs);
    }

    .week-day-number {
        font-size: var(--font-size-sm);
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .brand-logo {
        width: 32px;
        height: 32px;
    }

    .brand-title {
        font-size: var(--font-size-sm);
    }

    .calendar-title {
        font-size: var(--font-size-sm);
    }

    .month-view {
        height: calc(100vh - var(--header-height) - var(--footer-height) - 60px);
    }

    .footer-nav .view-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-xs);
    }

    .nav-arrow {
        width: 38px;
        height: 38px;
        font-size: 20px;
    }

    .month-day-cell {
        aspect-ratio: 1;
    }

    .month-day-number {
        font-size: 10px;
        width: 16px;
        height: 16px;
        line-height: 16px;
    }

    .month-day-count {
        font-size: 7px;
    }

    .view-btn {
        font-size: 10px;
        padding: var(--spacing-xs);
    }
}

/* ============================================
   PWA Install Bottom Sheet
   ============================================ */

.install-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-overlay);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.install-modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.install-modal {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
    width: 100%;
    max-width: 500px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.install-modal-overlay.show .install-modal {
    transform: translateY(0);
}

.install-modal-handle {
    width: 40px;
    height: 4px;
    background-color: var(--border-color);
    border-radius: 2px;
    margin: var(--spacing-sm) auto var(--spacing-md);
}

.install-modal-header {
    padding: var(--spacing-lg);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.install-modal-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius-lg);
    margin: 0 auto var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.install-modal-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.install-modal-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-secondary);
    margin: 0;
}

.install-modal-body {
    padding: var(--spacing-lg);
}

.install-benefits {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-lg) 0;
}

.install-benefits li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
    color: var(--color-primary);
}

.install-benefits li::before {
    content: "✓";
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background-color: var(--color-success);
    color: white;
    border-radius: 50%;
    font-size: 12px;
    font-weight: bold;
    flex-shrink: 0;
}

/* iOS Instructions */
.ios-instructions {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.ios-instructions-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-md) 0;
    text-align: center;
}

.ios-step {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
}

.ios-step-number {
    width: 28px;
    height: 28px;
    background-color: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 600;
    flex-shrink: 0;
}

.ios-step-content {
    flex: 1;
}

.ios-step-text {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    margin: 0;
}

.ios-step-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.install-modal-footer {
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.install-btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

.install-btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-1px);
}

.install-btn-secondary {
    background-color: transparent;
    color: var(--color-secondary);
}

.install-btn-secondary:hover {
    background-color: var(--bg-tertiary);
}

/* Already installed badge */
.installed-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

/* ============================================
   Expediente Bottom Sheet
   ============================================ */

.bottom-sheet-expediente {
    height: 90vh;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.expediente-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    gap: var(--spacing-md);
    color: var(--color-secondary);
    flex: 1;
}

.expediente-content {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.expediente-patient {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
}

.expediente-avatar {
    width: 48px;
    height: 48px;
    font-size: var(--font-size-lg);
}

.expediente-patient .patient-phone {
    color: var(--color-secondary);
    font-size: var(--font-size-sm);
}

/* Tabs */
.expediente-tabs {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--spacing-sm);
}

.expediente-tab {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background: none;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.expediente-tab:hover {
    background-color: var(--bg-tertiary);
}

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

/* Tab Content */
.expediente-tab-content {
    display: none;
}

.expediente-tab-content.active {
    display: block;
}

/* Fields */
.expediente-field {
    margin-bottom: var(--spacing-md);
}

.expediente-field label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
}

.expediente-field-row {
    display: flex;
    gap: var(--spacing-md);
}

.expediente-field-row .expediente-field {
    flex: 1;
}

.expediente-pdf-container {
    display: flex;
    gap: var(--spacing-sm);
}

.expediente-pdf-container .form-input {
    flex: 1;
}

/* Stats */
.expediente-stats {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
}

.expediente-stat {
    flex: 1;
    text-align: center;
}

.expediente-stat .stat-value {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.expediente-stat .stat-label {
    font-size: var(--font-size-xs);
    color: var(--color-secondary);
}

/* Ventas List */
.ventas-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.ventas-empty {
    text-align: center;
    color: var(--color-secondary);
    padding: var(--spacing-xl);
    font-size: var(--font-size-sm);
}

.venta-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    border-left: 3px solid var(--color-success);
}

.venta-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.venta-producto {
    font-weight: 500;
    font-size: var(--font-size-sm);
}

.venta-fecha {
    font-size: var(--font-size-xs);
    color: var(--color-secondary);
}

.venta-details {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.venta-cantidad {
    font-size: var(--font-size-xs);
    color: var(--color-secondary);
    background-color: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
}

.venta-total {
    font-weight: 600;
    color: var(--color-success);
}

/* Total input */
.expediente-total {
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--color-success);
    background-color: var(--bg-secondary);
}

/* Not found */
.expediente-not-found {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    text-align: center;
}

.expediente-not-found .empty-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.expediente-not-found h3 {
    margin-bottom: var(--spacing-sm);
}

.expediente-not-found p {
    color: var(--color-secondary);
    font-size: var(--font-size-sm);
}

/* Expediente Button */
.action-btn.expediente-btn {
    background-color: #8b5cf6;
    color: white;
}

.action-btn.expediente-btn:hover {
    background-color: #7c3aed;
}

/* Attended Button - Solo icono */
.action-btn.attended-btn-icon {
    background-color: #10b981;
    color: white;
    width: 44px;
    min-width: 44px;
    max-width: 44px;
    padding: 0;
    border-radius: 50%;
    font-size: 1.2rem;
}

.action-btn.attended-btn-icon:hover {
    background-color: #059669;
    transform: scale(1.05);
}

.action-btn.attended-btn-icon span {
    margin: 0;
}

/* Expediente Actions */
.expediente-actions {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.expediente-actions .action-btn {
    width: 100%;
    justify-content: center;
}

/* PDF Filename Display */
.pdf-filename {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--color-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Compras Total Card */
.compras-total-card {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.compras-total-label {
    display: block;
    font-size: var(--font-size-sm);
    opacity: 0.9;
    margin-bottom: var(--spacing-xs);
}

.compras-total-value {
    font-size: 2rem;
    font-weight: 700;
}

/* Producto Selector Row */
.producto-selector {
    display: flex;
    gap: var(--spacing-sm);
}

.producto-selector .form-input {
    flex: 1;
}

.producto-selector .btn {
    width: 44px;
    min-width: 44px;
    padding: 0;
    font-size: 1.2rem;
}

/* Carrito Container */
.carrito-container {
    margin-bottom: var(--spacing-md);
}

.carrito-container label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
}

.carrito-items {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    min-height: 80px;
    max-height: 200px;
    overflow-y: auto;
}

.carrito-empty {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--color-secondary);
    font-size: var(--font-size-sm);
}

.carrito-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

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

.carrito-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0;
}

.carrito-item-nombre {
    font-size: var(--font-size-sm);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.carrito-item-precio {
    font-size: var(--font-size-xs);
    color: var(--color-secondary);
}

.carrito-item-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.carrito-item-subtotal {
    font-weight: 600;
    color: var(--color-primary);
    font-size: var(--font-size-sm);
}

.carrito-item-remove {
    width: 24px;
    height: 24px;
    border: none;
    background-color: var(--color-error);
    color: white;
    border-radius: 50%;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.carrito-item-remove:hover {
    transform: scale(1.1);
}

/* Carrito Total */
.carrito-total {
    text-align: center;
    padding: var(--spacing-md);
    background: transparent;
}

.carrito-total-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-success);
}

/* Button disabled state */
.action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================
   PDF Viewer Bottom Sheet
   ============================================ */

.bottom-sheet-pdf {
    max-height: 95vh;
    height: 95vh;
    display: flex;
    flex-direction: column;
}

.pdf-viewer-container {
    flex: 1;
    padding: 0;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    background-color: #f5f5f5;
    min-height: 0;
}

.pdf-viewer-container iframe {
    width: 100%;
    height: 100%;
    min-height: calc(95vh - 70px);
    border: none;
    background-color: white;
    display: block;
}

.sheet-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-icon {
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s, color 0.2s;
}

.btn-icon:hover {
    background-color: var(--bg-tertiary);
    color: var(--primary-color);
}