/* =====================================================
   MEDICAPP - Sistema de Gestión de Pacientes
   Estilos Apple-style optimizados para iPad
   ===================================================== */

/* Variables CSS */
:root {
    /* Colores principales */
    --primary: #0077ED;
    --primary-dark: #005BB5;
    --primary-light: #E8F4FD;
    
    /* Sistema de colores */
    --success: #34C759;
    --warning: #FF9500;
    --danger: #FF3B30;
    --info: #5AC8FA;
    
    /* Fondos */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F2F2F7;
    --bg-tertiary: #EFEFF4;
    --bg-card: #FFFFFF;
    
    /* Texto */
    --text-primary: #1C1C1E;
    --text-secondary: #8E8E93;
    --text-tertiary: #C7C7CC;
    
    /* Bordes y sombras */
    --border-color: #E5E5EA;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
    
    /* Espaciado */
    --sidebar-width: 260px;
    --header-height: 64px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    
    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

/* Modo Oscuro */
[data-theme="dark"] {
    --bg-primary: #000000;
    --bg-secondary: #1C1C1E;
    --bg-tertiary: #2C2C2E;
    --bg-card: #1C1C1E;
    --text-primary: #FFFFFF;
    --text-secondary: #8E8E93;
    --text-tertiary: #48484A;
    --border-color: #38383A;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.4);
}

/* Reset y base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--bg-secondary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow: hidden;
}

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

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

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

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

/* =====================================================
   LOGIN SCREEN
   ===================================================== */
.login-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.login-container {
    background: var(--bg-card);
    padding: 48px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
    width: 100%;
    max-width: 400px;
}

.login-logo {
    margin-bottom: 24px;
}

.login-container h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.login-subtitle {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.login-container .form-group {
    text-align: left;
    margin-bottom: 24px;
}

.login-container input {
    width: 100%;
    padding: 14px 16px;
    font-size: 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-secondary);
    transition: var(--transition-fast);
}

.login-container input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 119, 237, 0.15);
}

.error-message {
    color: var(--danger);
    font-size: 14px;
    margin-top: 16px;
}

/* =====================================================
   APP LAYOUT
   ===================================================== */
.app-container {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo span {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.sidebar-nav {
    flex: 1;
    padding: 12px;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 12px 16px;
    border: none;
    background: transparent;
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    text-align: left;
}

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

.nav-item.active {
    background: var(--primary-light);
    color: var(--primary);
}

[data-theme="dark"] .nav-item.active {
    background: rgba(0, 119, 237, 0.2);
}

.nav-item svg {
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-color);
}

.doctor-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
}

.doctor-info .info {
    display: flex;
    flex-direction: column;
}

.doctor-info .info span:first-child {
    font-weight: 600;
    font-size: 14px;
}

.doctor-info .info span:last-child {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Main Content */
.main-content {
    flex: 1;
    overflow-y: auto;
    background: var(--bg-secondary);
}

.view {
    display: none;
    padding: 24px;
    min-height: 100%;
}

.view.active {
    display: block;
}

.view-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.view-header h1 {
    font-size: 28px;
    font-weight: 700;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn-primary, .btn-secondary, .btn-text, .btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

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

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

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-text {
    background: transparent;
    color: var(--primary);
    padding: 8px 12px;
}

.btn-text:hover {
    background: var(--primary-light);
}

[data-theme="dark"] .btn-text:hover {
    background: rgba(0, 119, 237, 0.2);
}

.btn-icon {
    background: transparent;
    color: var(--text-secondary);
    padding: 8px;
    border-radius: 50%;
}

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

.btn-sm {
    padding: 8px 12px;
    font-size: 13px;
}

.btn-close {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
}

.btn-close:hover {
    background: var(--bg-secondary);
}

.btn-back {
    display: flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 15px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
}

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

/* =====================================================
   CARDS & STATS
   ===================================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    padding: 20px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-sm);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon.patients {
    background: var(--primary-light);
    color: var(--primary);
}

[data-theme="dark"] .stat-icon.patients {
    background: rgba(0, 119, 237, 0.2);
}

.stat-icon.appointments {
    background: #FFF3E0;
    color: var(--warning);
}

[data-theme="dark"] .stat-icon.appointments {
    background: rgba(255, 149, 0, 0.2);
}

.stat-icon.income {
    background: #E8F5E9;
    color: var(--success);
}

[data-theme="dark"] .stat-icon.income {
    background: rgba(52, 199, 89, 0.2);
}

.stat-icon.pending {
    background: #E3F2FD;
    color: var(--info);
}

[data-theme="dark"] .stat-icon.pending {
    background: rgba(90, 200, 250, 0.2);
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 28px;
    font-weight: 700;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 24px;
}

.card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.card-header h3 {
    font-size: 17px;
    font-weight: 600;
}

.card-body {
    padding: 12px;
}

/* =====================================================
   SEARCH BOX
   ===================================================== */
.search-box {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 0 16px;
    min-width: 300px;
}

.search-box svg {
    color: var(--text-secondary);
    flex-shrink: 0;
}

.search-box input {
    border: none;
    background: transparent;
    padding: 12px 0;
    font-size: 15px;
    width: 100%;
    color: var(--text-primary);
}

.search-box input:focus {
    outline: none;
}

.search-box input::placeholder {
    color: var(--text-tertiary);
}

/* =====================================================
   PATIENTS LIST
   ===================================================== */
.patients-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.patient-card {
    background: var(--bg-card);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.patient-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.patient-card-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
}

.patient-card-info h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.patient-card-info span {
    font-size: 13px;
    color: var(--text-secondary);
}

.patient-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

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

[data-theme="dark"] .badge.primary {
    background: rgba(0, 119, 237, 0.2);
}

.patient-card-contact {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.patient-card-contact a {
    color: var(--primary);
    text-decoration: none;
}

.patient-card-contact a:hover {
    text-decoration: underline;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state h3{
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.empty-state p {
    font-size: 14px;
    margin-bottom: 20px;
}

/* =====================================================
   PATIENT DETAIL
   ===================================================== */
.patient-detail {
    max-width: 1000px;
}

.patient-profile-card {
    background: var(--bg-card);
    padding: 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.patient-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 28px;
    flex-shrink: 0;
}

.patient-info {
    flex: 1;
}

.patient-info h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.patient-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.patient-meta span {
    font-size: 14px;
    color: var(--text-secondary);
}

.patient-contact a {
    color: var(--primary);
    text-decoration: none;
    font-size: 15px;
}

/* Tabs */
.patient-tabs {
    display: flex;
    gap: 4px;
    background: var(--bg-secondary);
    padding: 4px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 20px;
}

.tab-btn {
    flex: 1;
    padding: 12px 16px;
    border: none;
    background: transparent;
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.tab-btn.active {
    background: var(--bg-card);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.tab-content {
    display: none;
}

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

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.info-section {
    background: var(--bg-card);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.info-section h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

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

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

.info-row .value {
    font-weight: 500;
    font-size: 14px;
}

.notes-content {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* Records List */
.records-list, .prescriptions-list, .payments-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.record-item, .prescription-item, .payment-item {
    background: var(--bg-card);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.record-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.record-item-header h4 {
    font-size: 16px;
    font-weight: 600;
}

.record-item-header span {
    font-size: 13px;
    color: var(--text-secondary);
}

.record-item-content p {
    font-size: 14px;
    margin-bottom: 8px;
}

.record-item-content p:last-child {
    margin-bottom: 0;
}

.record-item-content .label {
    font-weight: 600;
    color: var(--text-secondary);
}

.record-item {
    position: relative;
    padding-right: 80px;
}

.record-item-actions {
    position: absolute;
    top: 50%;
    right: 16px;
    transform: translateY(-50%);
    display: flex;
    gap: 8px;
    flex-direction: column;
}

.btn-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: none;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

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

.btn-icon.danger:hover {
    background: #FF3B30;
    color: white;
}

/* =====================================================
   APPOINTMENTS
   ===================================================== */
.appointments-calendar {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    overflow: hidden;
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.calendar-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.calendar-day-header {
    padding: 12px;
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.calendar-day {
    padding: 8px;
    min-height: 80px;
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.calendar-day:nth-child(7n) {
    border-right: none;
}

.calendar-day:hover {
    background: var(--bg-secondary);
}

.calendar-day.other-month {
    opacity: 0.4;
}

.calendar-day.today {
    background: var(--primary-light);
}

[data-theme="dark"] .calendar-day.today {
    background: rgba(0, 119, 237, 0.2);
}

.calendar-day-number {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.calendar-day.today .calendar-day-number {
    color: var(--primary);
}

.calendar-event {
    font-size: 11px;
    padding: 2px 6px;
    background: var(--primary);
    color: white;
    border-radius: 4px;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.calendar-event-more {
    font-size: 10px;
    color: var(--text-secondary);
    padding: 2px 4px;
}

.calendar-day.has-appointments {
    background: rgba(0, 119, 237, 0.05);
}

[data-theme="dark"] .calendar-day.has-appointments {
    background: rgba(0, 119, 237, 0.1);
}

.calendar-day.has-appointments .calendar-day-number {
    color: var(--primary);
}

/* Record extras (checkbox crear receta) */
.record-extras {
    margin-top: 16px;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
}

.record-extras label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    cursor: pointer;
}

.record-extras input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.appointment-item {
    background: var(--bg-card);
    padding: 16px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 8px;
}

.appointment-time {
    width: 60px;
    text-align: center;
    font-weight: 600;
    color: var(--primary);
}

.appointment-info {
    flex: 1;
}

.appointment-info h4 {
    font-size: 15px;
    font-weight: 600;
}

.appointment-info p {
    font-size: 13px;
    color: var(--text-secondary);
}

.appointment-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-sm {
    width: 28px;
    height: 28px;
}

.btn-sm svg {
    width: 12px;
    height: 12px;
}

.appointment-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.appointment-status.pending {
    background: #FFF3E0;
    color: var(--warning);
}

.appointment-status.completed {
    background: #E8F5E9;
    color: var(--success);
}

.appointment-status.cancelled {
    background: #FFEBEE;
    color: var(--danger);
}

[data-theme="dark"] .appointment-status.pending {
    background: rgba(255, 149, 0, 0.2);
}

[data-theme="dark"] .appointment-status.completed {
    background: rgba(52, 199, 89, 0.2);
}

[data-theme="dark"] .appointment-status.cancelled {
    background: rgba(255, 59, 48, 0.2);
}

/* =====================================================
   PRESCRIPTIONS GRID
   ===================================================== */
.prescriptions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 16px;
}

.prescription-card {
    background: var(--bg-card);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary);
}

.prescription-card-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
}

.prescription-card-header h4 {
    font-size: 16px;
    font-weight: 600;
}

.prescription-card-header span {
    font-size: 13px;
    color: var(--text-secondary);
}

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

.prescription-actions {
    display: flex;
    gap: 8px;
    margin-top: 16px;
}

/* =====================================================
   PAYMENTS
   ===================================================== */
.payments-summary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.summary-card {
    background: var(--bg-card);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.summary-label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.summary-value {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--success);
}

.payments-header {
    margin-bottom: 16px;
}

.payments-list-full {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.payment-full-item {
    background: var(--bg-card);
    padding: 16px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 16px;
}

.payment-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #E8F5E9;
    color: var(--success);
    display: flex;
    align-items: center;
    justify-content: center;
}

[data-theme="dark"] .payment-icon {
    background: rgba(52, 199, 89, 0.2);
}

.payment-info {
    flex: 1;
}

.payment-info h4 {
    font-size: 15px;
    font-weight: 600;
}

.payment-info p {
    font-size: 13px;
    color: var(--text-secondary);
}

.payment-amount {
    font-size: 18px;
    font-weight: 700;
    color: var(--success);
}

/* =====================================================
   SETTINGS
   ===================================================== */
.settings-sections {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 800px;
}

.settings-card {
    background: var(--bg-card);
    padding: 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.settings-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
}

.signature-area {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

#signatureCanvas {
    width: 100%;
    height: 150px;
    background: white;
    cursor: crosshair;
    touch-action: none;
}

.signature-actions {
    display: flex;
    gap: 12px;
    padding: 12px;
    background: var(--bg-secondary);
}

.help-text {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.settings-card button {
    margin-right: 12px;
    margin-top: 12px;
}

/* =====================================================
   MODALS
   ===================================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

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

.modal {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.95);
    transition: var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-large {
    max-width: 800px;
}

.modal-large .modal-body {
    max-height: calc(90vh - 150px);
    overflow-y: auto;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 20px;
    font-weight: 600;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 15px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 119, 237, 0.15);
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.form-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 20px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

/* =====================================================
   PRESCRIPTION MODAL
   ===================================================== */
.prescription-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 16px;
}

.prescription-logo {
    flex-shrink: 0;
}

.prescription-info h3 {
    font-size: 18px;
    font-weight: 600;
}

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

.prescription-patient {
    background: var(--bg-secondary);
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 20px;
}

.prescription-patient h4 {
    font-size: 15px;
    margin-bottom: 4px;
}

.prescription-patient p {
    font-size: 13px;
    color: var(--text-secondary);
}

.medications-section {
    margin-bottom: 16px;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.section-header h4 {
    font-size: 15px;
    font-weight: 600;
}

.medications-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.medication-item {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 8px;
}

.medication-item input {
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    background: var(--bg-primary);
    color: var(--text-primary);
    width: 100%;
}

.medication-item input::placeholder {
    color: var(--text-tertiary);
}

.medication-item input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 119, 237, 0.15);
}

.signature-preview {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 12px;
    background: var(--bg-secondary);
}

.signature-preview label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

#signaturePreview {
    min-height: 60px;
    background: white;
    border-radius: 4px;
}

#signaturePreview img {
    max-width: 100%;
    height: auto;
}

/* =====================================================
   TOAST
   ===================================================== */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 14px 24px;
    border-radius: var(--border-radius);
    font-size: 15px;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    opacity: 0;
    transition: var(--transition-normal);
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

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

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

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 1024px) {
    .sidebar {
        width: 72px;
    }
    
    .logo span,
    .nav-item span,
    .doctor-info .info {
        display: none;
    }
    
    .nav-item {
        justify-content: center;
        padding: 12px;
    }
    
    .sidebar-header {
        justify-content: center;
    }
    
    .doctor-info {
        justify-content: center;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .view {
        padding: 16px;
    }
    
    .view-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .header-actions {
        flex-wrap: wrap;
    }
    
    .search-box {
        min-width: 100%;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .payments-summary {
        grid-template-columns: 1fr;
    }
    
    .calendar-day {
        min-height: 60px;
        padding: 4px;
    }
    
    .calendar-event {
        font-size: 10px;
        padding: 1px 4px;
    }
}

/* =====================================================
   PRINT STYLES
   ===================================================== */
@media print {
    .sidebar,
    .modal-overlay,
    .toast,
    .btn-primary,
    .btn-secondary,
    .btn-text,
    .btn-icon {
        display: none !important;
    }
    
    .app-container {
        display: block;
    }
    
    .main-content {
        width: 100%;
    }
    
    .view {
        padding: 0;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}