/* ===================================
   STEPS GRID
   =================================== */

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.step-card {
    position: relative;
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
}

.step-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.step-number {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 48px;
    height: 48px;
    background-color: var(--primary-pale);
    color: var(--primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
}

.step-icon {
    width: 80px;
    height: 80px;
    background-color: var(--primary);
    color: white;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.step-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.step-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===================================
   COLLECT GRID
   =================================== */

.collect-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.collect-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.collect-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.collect-icon {
    width: 64px;
    height: 64px;
    background-color: var(--primary-pale);
    color: var(--primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin: 0 auto var(--spacing-md);
}

.collect-title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.collect-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ===================================
   IMPACT SECTION
   =================================== */

.impact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.impact-stats-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.impact-stat-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.impact-stat-item i {
    font-size: 1.5rem;
    margin-top: 4px;
}

.impact-stat-value {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.impact-stat-label {
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

.impact-visual {
    position: relative;
}

.impact-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* ===================================
   TESTIMONIALS
   =================================== */

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.testimonial-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.testimonial-rating {
    color: #fbbf24;
    margin-bottom: var(--spacing-md);
    display: flex;
    gap: 4px;
}

.testimonial-text {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

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

.author-name {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-primary);
}

.author-position {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ===================================
   FAQ ACCORDION
   =================================== */

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-item:hover {
    border-color: var(--primary);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-normal);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question i {
    font-size: 0.875rem;
    color: var(--primary);
    transition: transform var(--transition-normal);
}

.faq-question[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===================================
   CTA SECTION
   =================================== */

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

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    color: white;
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.cta-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===================================
   FORM ELEMENTS
   =================================== */

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

.form-label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.form-label.required::after {
    content: '*';
    color: #ef4444;
    margin-left: 4px;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.875rem var(--spacing-md);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-normal);
    background-color: var(--bg-white);
}

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

.form-input.error,
.form-textarea.error,
.form-select.error {
    border-color: #ef4444;
}

.form-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    display: none;
}

.form-error.visible {
    display: block;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.form-checkbox input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-checkbox label {
    cursor: pointer;
    line-height: 1.5;
}

/* ===================================
   CARDS
   =================================== */

.card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    margin-bottom: var(--spacing-lg);
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

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

.card-body {
    margin-bottom: var(--spacing-lg);
}

.card-footer {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

/* ===================================
   ALERTS & MESSAGES
   =================================== */

.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
}

.alert-info {
    background-color: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}

.alert i {
    font-size: 1.25rem;
    margin-top: 2px;
}

/* ===================================
   BADGES
   =================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    font-family: var(--font-heading);
}

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

.badge-success {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-secondary {
    background-color: var(--bg-light);
    color: var(--text-secondary);
}

/* ===================================
   LOADING SPINNER
   =================================== */

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-light);
    border-top-color: var(--primary);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

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

.spinner-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-xl);
}

/* ===================================
   PROGRESS BAR
   =================================== */

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--border-light);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--primary);
    transition: width var(--transition-normal);
    border-radius: var(--radius-full);
}

/* ===================================
   TABS
   =================================== */

.tabs {
    display: flex;
    gap: var(--spacing-sm);
    border-bottom: 1px solid var(--border-light);
    margin-bottom: var(--spacing-xl);
}

.tab-button {
    padding: var(--spacing-md) var(--spacing-lg);
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--text-secondary);
    background-color: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition-normal);
}

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

.tab-button.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* ===================================
   RESPONSIVE COMPONENTS
   =================================== */

@media (max-width: 768px) {
    .steps-grid,
    .collect-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .impact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .impact-image {
        height: 300px;
    }
    
    .cta-actions {
        flex-direction: column;
    }
    
    .cta-actions .btn {
        width: 100%;
    }
}