/* Appointments App Base CSS */
/* App-specific components, variables, and utilities */

/* Appointments App CSS Variables */
:root {
    /* Base Variables - Available in appointments context */
    /* Colors */
    --color-primary: #4f46e5;
    --color-primary-hover: #4338ca;
    --color-secondary: #7c3aed;
    --color-success: #059669;
    --color-success-hover: #047857;
    --color-danger: #dc2626;
    --color-warning: #d97706;
    
    /* Neutrals */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Typography */
    --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;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Appointments-specific color palette */
    --appointments-primary: #4f46e5;
    --appointments-secondary: #7c3aed;
    --appointments-accent: #059669;
    --appointments-warning: #d97706;
    --appointments-danger: #dc2626;
    
    /* Appointment status colors */
    --status-confirmed: #059669;
    --status-pending: #d97706; 
    --status-cancelled: #dc2626;
    --status-completed: #6b7280;
    
    /* Appointment-specific spacing */
    --appointment-spacing: 1.5rem;
    --calendar-cell-size: 60px;
    --time-slot-height: 40px;
}

/* Appointments Base Components */

/* Service Cards - Base component for all service displays */
.service-card-base {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-100);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
}

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

.service-card-header {
    color: var(--color-gray-800);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-md);
}

.service-card-description {
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.service-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

/* Appointment Status Components */
.status-badge {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-confirmed {
    background: rgba(5, 150, 105, 0.1);
    color: var(--status-confirmed);
    border: 1px solid rgba(5, 150, 105, 0.2);
}

.status-pending {
    background: rgba(217, 119, 6, 0.1);
    color: var(--status-pending);
    border: 1px solid rgba(217, 119, 6, 0.2);
}

.status-cancelled {
    background: rgba(220, 38, 38, 0.1);
    color: var(--status-cancelled);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

.status-completed {
    background: rgba(107, 114, 128, 0.1);
    color: var(--status-completed);
    border: 1px solid rgba(107, 114, 128, 0.2);
}

/* Time & Date Components */
.time-display {
    font-family: 'Courier New', monospace;
    font-weight: var(--font-weight-semibold);
    color: var(--appointments-primary);
}

.date-display {
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
}

.duration-display {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    font-style: italic;
}

/* Calendar Base Components */
.calendar-base {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-100);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-gray-200);
}

.calendar-nav-btn {
    background: var(--color-gray-100);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.calendar-nav-btn:hover {
    background: var(--color-gray-200);
}

.calendar-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-800);
}

/* Booking Form Components */
.booking-form-base {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-gray-100);
}

.booking-step {
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-gray-100);
}

.booking-step:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.booking-step-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-800);
    margin-bottom: var(--space-md);
}

.booking-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--appointments-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    margin-right: var(--space-sm);
}

/* Staff Selection Components */
.staff-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-md);
}

.staff-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.staff-card:hover {
    border-color: var(--appointments-primary);
    box-shadow: var(--shadow-sm);
}

.staff-card.selected {
    border-color: var(--appointments-primary);
    background: rgba(79, 70, 229, 0.05);
}

.staff-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin: 0 auto var(--space-sm);
    background: var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-600);
}

/* Time Slot Components */
.time-slots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-sm);
}

.time-slot {
    background: var(--color-gray-50);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    text-align: center;
    cursor: pointer;
    font-weight: var(--font-weight-medium);
    transition: all 0.2s ease;
    min-height: var(--time-slot-height);
    display: flex;
    align-items: center;
    justify-content: center;
}

.time-slot:hover {
    background: var(--color-gray-100);
    border-color: var(--appointments-primary);
}

.time-slot.selected {
    background: var(--appointments-primary);
    border-color: var(--appointments-primary);
    color: var(--color-white);
}

.time-slot.unavailable {
    background: var(--color-gray-100);
    color: var(--color-gray-400);
    cursor: not-allowed;
    opacity: 0.6;
}

.time-slot.unavailable:hover {
    background: var(--color-gray-100);
    border-color: var(--color-gray-200);
}

/* Appointment Summary Components */
.appointment-summary {
    background: rgba(79, 70, 229, 0.05);
    border: 1px solid rgba(79, 70, 229, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid rgba(79, 70, 229, 0.1);
}

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

.summary-label {
    color: var(--color-gray-600);
    font-weight: var(--font-weight-medium);
}

.summary-value {
    color: var(--color-gray-800);
    font-weight: var(--font-weight-semibold);
}

/* ===== METHOD 3: CONFIGURABLE BUTTON COMPONENT ===== */
/* This demonstrates how to create ONE class that can be themed */

.btn-configurable {
    /* Default values - can be overridden per button */
    --btn-bg: var(--color-gray-500);
    --btn-bg-hover: var(--color-gray-600);
    --btn-color: var(--color-white);
    --btn-padding: var(--space-md) var(--space-lg);
    --btn-radius: var(--radius-md);
    --btn-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --btn-width: auto;
    --btn-display: inline-flex;
    
    /* Apply the configurable values */
    display: var(--btn-display);
    align-items: center;
    justify-content: center;
    padding: var(--btn-padding);
    background: var(--btn-bg);
    color: var(--btn-color);
    border-radius: var(--btn-radius);
    box-shadow: var(--btn-shadow);
    width: var(--btn-width);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
}

.btn-configurable:hover {
    background: var(--btn-bg-hover);
    transform: translateY(-1px);
    color: var(--btn-color);
    text-decoration: none;
}

/* Responsive Design for Appointments */
@media (max-width: 768px) {
    .staff-grid {
        grid-template-columns: 1fr;
    }
    
    .time-slots-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .calendar-header {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}