/**
 * ESCALAS MÉDICAS - CSS MOBILE-FIRST
 * Design profissional e hospitalar moderno
 */

/* ========================================
   RESET E VARIÁVEIS
======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #667eea;
    --primary-dark: #5568d3;
    --secondary: #764ba2;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --bg-primary: #f8f9fa;
    --bg-card: #ffffff;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --border: #e5e7eb;
    --shadow: rgba(0, 0, 0, 0.1);
    --font-primary: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, sans-serif;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --touch-target: 44px;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
}

h1, h2, h3 { font-weight: 600; line-height: 1.2; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.125rem; }

.container {
    width: 100%;
    padding: var(--spacing-md);
}

.page-wrapper {
    min-height: 100vh;
    padding-bottom: 80px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border);
}

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

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
}

.card-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.card-body {
    color: var(--text-secondary);
}

.card-body p {
    margin-bottom: 0.5rem;
}

.card-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
    display: flex;
    gap: var(--spacing-sm);
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: var(--touch-target);
    padding: 0 var(--spacing-lg);
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.btn-success { background: var(--success); color: white; }
.btn-warning { background: var(--warning); color: white; }
.btn-danger { background: var(--error); color: white; }
.btn-secondary {
    background: white;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-block { width: 100%; }
.btn-sm {
    min-height: 36px;
    padding: 0 var(--spacing-md);
    font-size: 0.875rem;
}

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

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 500;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    min-height: var(--touch-target);
    padding: var(--spacing-md);
    font-size: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: white;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

/* Badges */
.badge {
    display: inline-flex;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 0.375rem;
}

.badge-success { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.badge-warning { background: rgba(245, 158, 11, 0.1); color: var(--warning); }
.badge-error { background: rgba(239, 68, 68, 0.1); color: var(--error); }
.badge-info { background: rgba(59, 130, 246, 0.1); color: #3b82f6; }
.badge-primary { background: rgba(102, 126, 234, 0.1); color: var(--primary); }

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: white;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-around;
    z-index: 1000;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    color: var(--text-secondary);
    font-size: 0.75rem;
    cursor: pointer;
}

.nav-item.active { color: var(--primary); }
.nav-icon {
    font-size: 24px;
    margin-bottom: 0.25rem;
}

/* Calendário */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.25rem;
    margin-bottom: var(--spacing-md);
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    cursor: pointer;
    font-size: 0.875rem;
}

.calendar-day.my-shift {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    font-weight: 600;
}

.calendar-day.has-shift {
    background: rgba(102, 126, 234, 0.1);
    border-color: var(--primary);
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9998;
}

.modal-overlay.active { display: block; }

.modal {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    max-height: 85vh;
    overflow-y: auto;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.3s;
}

.modal.active {
    display: block;
    transform: translateY(0);
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
}

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

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border);
    display: flex;
    gap: var(--spacing-md);
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: var(--spacing-xl) var(--spacing-lg);
    margin: calc(-1 * var(--spacing-md));
    margin-bottom: var(--spacing-lg);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.page-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.page-subtitle {
    opacity: 0.9;
    font-size: 0.875rem;
}

/* Lista */
.list-item {
    background: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}

.list-item-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(102, 126, 234, 0.1);
    border-radius: var(--radius-md);
    font-size: 20px;
}

.list-item-content {
    flex: 1;
}

.list-item-title {
    font-weight: 500;
}

.list-item-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Alertas */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-left: 4px solid var(--success);
    color: var(--success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-left: 4px solid var(--error);
    color: var(--error);
}

/* Utilities */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.hidden { display: none; }

@media (min-width: 768px) {
    .container { max-width: 720px; margin: 0 auto; }
}