/**
 * Bezpłatna Wycena Projektu - Style formularza
 * Responsywny, nowoczesny design z animacjami
 */

/* ==========================================================================
   ZMIENNE CSS
   ========================================================================== */
:root {
    --bwp-primary: #2c5aa0;
    --bwp-primary-dark: #1e3f73;
    --bwp-primary-light: #4a7bc8;
    --bwp-success: #28a745;
    --bwp-warning: #ffc107;
    --bwp-danger: #dc3545;
    --bwp-light: #f8f9fa;
    --bwp-dark: #343a40;
    --bwp-gray: #6c757d;
    --bwp-gray-light: #e9ecef;
    --bwp-white: #ffffff;
    --bwp-border: #dee2e6;
    --bwp-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --bwp-shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.15);
    --bwp-border-radius: 8px;
    --bwp-transition: all 0.3s ease;
    --bwp-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ==========================================================================
   KONTENER GŁÓWNY
   ========================================================================== */
.bwp-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
    font-family: var(--bwp-font-family);
    line-height: 1.6;
    color: var(--bwp-dark);
}

/* ==========================================================================
   FORMULARZ GŁÓWNY
   ========================================================================== */
.bwp-form {
    background: var(--bwp-white);
    border-radius: var(--bwp-border-radius);
    box-shadow: var(--bwp-shadow-lg);
    overflow: hidden;
    position: relative;
}

/* ==========================================================================
   PROGRESS BAR
   ========================================================================== */
.bwp-progress-container {
    padding: 1.5rem;
    background: var(--bwp-light);
    border-bottom: 1px solid var(--bwp-border);
}

.bwp-progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bwp-gray-light);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.bwp-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--bwp-primary) 0%, var(--bwp-primary-light) 100%);
    border-radius: 4px;
    transition: width 0.6s ease;
    width: 16.66%; /* 1/6 kroków */
}

.bwp-progress-text {
    font-size: 0.9rem;
    color: var(--bwp-gray);
    font-weight: 500;
}

/* ==========================================================================
   KROKI FORMULARZA
   ========================================================================== */
.bwp-step {
    display: none;
    padding: 2rem;
    min-height: 400px;
    animation: fadeInSlide 0.5s ease;
}

.bwp-step.bwp-step-active {
    display: block;
}

.bwp-step h3 {
    font-size: 1.5rem;
    color: var(--bwp-primary);
    margin: 0 0 1.5rem 0;
    font-weight: 600;
    text-align: center;
}

.bwp-step h4 {
    font-size: 1.2rem;
    color: var(--bwp-dark);
    margin: 0 0 1rem 0;
    font-weight: 500;
}

/* ==========================================================================
   RADIO CARDS (Karty wyboru)
   ========================================================================== */
.bwp-radio-group {
    display: grid;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.bwp-radio-card {
    display: block;
    cursor: pointer;
    border: 2px solid var(--bwp-border);
    border-radius: var(--bwp-border-radius);
    padding: 1.5rem;
    transition: var(--bwp-transition);
    background: var(--bwp-white);
    position: relative;
}

.bwp-radio-card:hover {
    border-color: var(--bwp-primary-light);
    box-shadow: var(--bwp-shadow);
    transform: translateY(-2px);
}

.bwp-radio-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.bwp-radio-card input[type="radio"]:checked + .bwp-card-content {
    color: var(--bwp-primary);
}

.bwp-radio-card:has(input:checked) {
    border-color: var(--bwp-primary);
    background: rgba(44, 90, 160, 0.05);
    box-shadow: 0 0 0 3px rgba(44, 90, 160, 0.1);
}

.bwp-card-content strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: inherit;
}

.bwp-card-content p {
    margin: 0;
    color: var(--bwp-gray);
    font-size: 0.9rem;
}

/* ==========================================================================
   CHECKBOXY
   ========================================================================== */
.bwp-checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.bwp-checkbox-item {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 0.75rem;
    border: 1px solid var(--bwp-border);
    border-radius: var(--bwp-border-radius);
    transition: var(--bwp-transition);
    background: var(--bwp-white);
}

.bwp-checkbox-item:hover {
    border-color: var(--bwp-primary-light);
    background: rgba(44, 90, 160, 0.02);
}

.bwp-checkbox-item input[type="checkbox"] {
    display: none;
}

.bwp-checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--bwp-border);
    border-radius: 4px;
    margin-right: 0.75rem;
    position: relative;
    transition: var(--bwp-transition);
    flex-shrink: 0;
}

.bwp-checkbox-item input[type="checkbox"]:checked + .bwp-checkmark {
    background: var(--bwp-primary);
    border-color: var(--bwp-primary);
}

.bwp-checkbox-item input[type="checkbox"]:checked + .bwp-checkmark::after {
    content: "";
    position: absolute;
    left: 6px;
    top: 2px;
    width: 6px;
    height: 10px;
    border: solid var(--bwp-white);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.bwp-checkbox-item:has(input:checked) {
    border-color: var(--bwp-primary);
    background: rgba(44, 90, 160, 0.05);
}

/* ==========================================================================
   RADIO GROUPS PROSTE
   ========================================================================== */
.bwp-radio-group-simple {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.bwp-radio-group-simple label {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 0.75rem;
    border: 1px solid var(--bwp-border);
    border-radius: var(--bwp-border-radius);
    transition: var(--bwp-transition);
    background: var(--bwp-white);
}

.bwp-radio-group-simple label:hover {
    border-color: var(--bwp-primary-light);
    background: rgba(44, 90, 160, 0.02);
}

.bwp-radio-group-simple input[type="radio"] {
    margin-right: 0.75rem;
    accent-color: var(--bwp-primary);
}

.bwp-radio-group-simple label:has(input:checked) {
    border-color: var(--bwp-primary);
    background: rgba(44, 90, 160, 0.05);
}

/* ==========================================================================
   POLA FORMULARZA
   ========================================================================== */
.bwp-two-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.bwp-column {
    min-width: 0;
}

.bwp-select,
.bwp-input,
.bwp-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--bwp-border);
    border-radius: var(--bwp-border-radius);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--bwp-transition);
    background: var(--bwp-white);
}

.bwp-select:focus,
.bwp-input:focus,
.bwp-textarea:focus {
    outline: none;
    border-color: var(--bwp-primary);
    box-shadow: 0 0 0 3px rgba(44, 90, 160, 0.1);
}

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

/* ==========================================================================
   DANE KONTAKTOWE
   ========================================================================== */
.bwp-contact-fields {
    margin-bottom: 2rem;
}

.bwp-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.bwp-field label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--bwp-dark);
}

.bwp-privacy {
    padding: 1.5rem;
    background: var(--bwp-light);
    border-radius: var(--bwp-border-radius);
    border: 1px solid var(--bwp-border);
}

/* ==========================================================================
   NAWIGACJA
   ========================================================================== */
.bwp-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem;
    background: var(--bwp-light);
    border-top: 1px solid var(--bwp-border);
}

.bwp-btn {
    padding: 0.75rem 2rem;
    border: none;
    border-radius: var(--bwp-border-radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--bwp-transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
}

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

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

.bwp-btn-secondary {
    background: var(--bwp-gray-light);
    color: var(--bwp-dark);
}

.bwp-btn-secondary:hover {
    background: var(--bwp-gray);
    color: var(--bwp-white);
}

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

.bwp-btn-success:hover {
    background: #218838;
    transform: translateY(-1px);
    box-shadow: var(--bwp-shadow);
}

.bwp-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ==========================================================================
   LOADING I SUCCESS
   ========================================================================== */
.bwp-loading {
    text-align: center;
    padding: 3rem 2rem;
}

.bwp-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--bwp-gray-light);
    border-top: 4px solid var(--bwp-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

.bwp-success-message {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--bwp-light);
}

.bwp-success-message h3 {
    color: var(--bwp-success);
    margin: 0 0 1rem 0;
    font-size: 1.5rem;
}

.bwp-success-message p {
    color: var(--bwp-gray);
    margin: 0;
    font-size: 1.1rem;
}

/* ==========================================================================
   ANIMACJE
   ========================================================================== */
@keyframes fadeInSlide {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

.bwp-fade-in {
    animation: fadeIn 0.5s ease;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 768px) {
    .bwp-container {
        margin: 1rem auto;
        padding: 0 0.5rem;
    }
    
    .bwp-step {
        padding: 1.5rem;
        min-height: 300px;
    }
    
    .bwp-step h3 {
        font-size: 1.3rem;
    }
    
    .bwp-two-columns {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .bwp-field-row {
        grid-template-columns: 1fr;
    }
    
    .bwp-checkbox-group {
        grid-template-columns: 1fr;
    }
    
    .bwp-navigation {
        padding: 1.5rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .bwp-btn {
        width: 100%;
        justify-content: center;
    }
    
    .bwp-radio-card {
        padding: 1rem;
    }
    
    .bwp-progress-container {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .bwp-container {
        margin: 0.5rem auto;
    }
    
    .bwp-step {
        padding: 1rem;
    }
    
    .bwp-checkbox-item,
    .bwp-radio-group-simple label {
        padding: 0.5rem;
        font-size: 0.9rem;
    }
    
    .bwp-btn {
        padding: 0.65rem 1.5rem;
        font-size: 0.9rem;
    }
}

/* ==========================================================================
   ACCESSIBILITY
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus indicators */
.bwp-radio-card:focus-within,
.bwp-checkbox-item:focus-within {
    outline: 2px solid var(--bwp-primary);
    outline-offset: 2px;
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .bwp-btn {
        border: 2px solid currentColor;
    }
    
    .bwp-radio-card,
    .bwp-checkbox-item {
        border-width: 2px;
    }
}