:root {
    --primary-color: #27ae60;
    --primary-hover: #229954;
    --secondary-color: #64748b;
    --success-color: #27ae60;
    --error-color: #ef4444;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --background: #f8fafc;
    --white: #ffffff;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.main-header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.main-header .header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.main-header .logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.main-header .logo-section .logo {
    width: 56px;
    height: 56px;
    object-fit: contain;
    border-radius: 50%;
}

.main-header .logo-section .header-text {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.main-header .logo-section .header-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.2;
}

@media (max-width: 768px) {
    .main-header .logo-section .header-title {
        font-size: 1rem;
    }
}

.main-header .logo-section .header-subtitle {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--success-color);
    margin: 0;
    line-height: 1.2;
}

@media (max-width: 768px) {
    .main-header .logo-section .header-subtitle {
        font-size: 0.75rem;
    }
}

.main-header .language-switcher {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.main-header .language-switcher .lang-btn {
    background: transparent;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.main-header .language-switcher .lang-btn .flag {
    font-size: 1.5rem;
    line-height: 1;
}

.main-header .language-switcher .lang-btn:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.main-header .language-switcher .lang-btn.active {
    border-color: var(--primary-color);
    background-color: rgba(39, 174, 96, 0.1);
}

@media (max-width: 768px) {
    .main-header .language-switcher .lang-btn {
        padding: 0.375rem;
    }

    .main-header .language-switcher .lang-btn .flag {
        font-size: 1.25rem;
    }
}

.main-content {
    flex: 1;
    padding: 2rem 0;
}

.main-content .container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.progress-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    padding-top: 2rem;
    gap: 0;
}

.progress-bar .progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.progress-bar .progress-step .step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--white);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.progress-bar .progress-step .step-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

@media (max-width: 640px) {
    .progress-bar .progress-step .step-label {
        display: none;
    }
}

.progress-bar .progress-step.active .step-number {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

.progress-bar .progress-step.active .step-label {
    color: var(--primary-color);
}

.progress-bar .progress-step.completed .step-number {
    background-color: var(--success-color);
    border-color: var(--success-color);
    color: var(--white);
}

.progress-bar .progress-step.completed .step-label {
    color: var(--success-color);
}

.progress-bar .progress-line {
    width: 80px;
    height: 2px;
    background-color: var(--border-color);
    margin: 0 0.5rem;
    align-self: flex-start;
    margin-top: 19px;
    transition: all 0.3s ease;
}

.progress-bar .progress-line.completed {
    background-color: var(--success-color);
}

@media (max-width: 640px) {
    .progress-bar .progress-line {
        width: 40px;
    }
}

.form-card, .confirmation-card {
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    padding: 2.5rem;
}

@media (max-width: 640px) {
    .form-card, .confirmation-card {
        padding: 1.5rem;
    }
}

.form-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-description {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1rem;
}

.donation-form .form-group {
    margin-bottom: 1.5rem;
}

.donation-form .form-label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}

.donation-form .form-input,
.donation-form .form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--text-primary);
    transition: all 0.2s ease;
    background-color: var(--white);
}

.donation-form .form-input:focus,
.donation-form .form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.1);
}

.donation-form .form-input::placeholder {
    color: #cbd5e1;
}

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

.donation-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 640px) {
    .donation-form .form-row {
        grid-template-columns: 1fr;
    }
}

.donation-form .radio-group {
    display: flex;
    gap: 1rem;
}

.donation-form .radio-group .radio-label {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
}

.donation-form .radio-group .radio-label input[type="radio"] {
    margin-right: 0.5rem;
    cursor: pointer;
}

.donation-form .radio-group .radio-label:has(input:checked) {
    border-color: var(--primary-color);
    background-color: rgba(39, 174, 96, 0.05);
    color: var(--primary-color);
}

.donation-form .radio-group .radio-label:hover {
    border-color: var(--primary-color);
}

.quick-amounts {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
    margin-bottom: 2rem;
}

@media (max-width: 640px) {
    .quick-amounts {
        grid-template-columns: repeat(3, 1fr);
    }
}

.quick-amounts .quick-amount-btn {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--white);
    color: var(--text-primary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9375rem;
}

.quick-amounts .quick-amount-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.quick-amounts .quick-amount-btn.active {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
    color: var(--white);
}

.company-fields {
    padding-top: 1rem;
    border-top: 2px dashed var(--border-color);
    margin-top: 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn .btn-icon {
    width: 20px;
    height: 20px;
}

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

.btn.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn.btn-secondary {
    background-color: var(--white);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn.btn-secondary:hover:not(:disabled) {
    border-color: var(--secondary-color);
    color: var(--secondary-color);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    margin-top: 2rem;
}

@media (max-width: 640px) {
    .form-actions {
        flex-direction: column-reverse;
    }
}

.confirmation-success,
.confirmation-error {
    text-align: center;
    padding: 2rem 0;
}

.confirmation-success .confirmation-icon,
.confirmation-error .confirmation-icon {
    margin: 0 auto 2rem;
    width: 64px;
    height: 64px;
}

.confirmation-success .confirmation-title,
.confirmation-error .confirmation-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.confirmation-success .confirmation-message,
.confirmation-error .confirmation-message {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.confirmation-success .confirmation-message strong,
.confirmation-error .confirmation-message strong {
    color: var(--text-primary);
}

.confirmation-success .confirmation-details,
.confirmation-error .confirmation-details {
    background-color: var(--background);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    text-align: left;
}

.confirmation-success .confirmation-details p,
.confirmation-error .confirmation-details p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.confirmation-success .confirmation-list,
.confirmation-error .confirmation-list {
    list-style: none;
    padding: 0;
}

.confirmation-success .confirmation-list li,
.confirmation-error .confirmation-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
    color: var(--text-primary);
}

.confirmation-success .confirmation-list li svg,
.confirmation-error .confirmation-list li svg {
    flex-shrink: 0;
    margin-top: 0.125rem;
    color: var(--success-color);
}

.confirmation-success .confirmation-thanks,
.confirmation-success .confirmation-retry,
.confirmation-error .confirmation-thanks,
.confirmation-error .confirmation-retry {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.confirmation-success .confirmation-actions,
.confirmation-error .confirmation-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

@media (max-width: 640px) {
    .confirmation-success .confirmation-actions,
    .confirmation-error .confirmation-actions {
        flex-direction: column;
    }
}

.confirmation-success .btn,
.confirmation-error .btn {
    margin-top: 1rem;
}

.confirmation-error .confirmation-list li::before {
    content: '•';
    color: var(--error-color);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: 0;
}

.confirmation-error .confirmation-list li svg {
    display: none;
}

.main-footer {
    background-color: var(--white);
    color: var(--text-primary);
    padding: 3rem 0 1.5rem;
    margin-top: auto;
    border-top: 1px solid #e5e7eb;
}

.main-footer .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.main-footer .footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2.5rem;
}

@media (max-width: 768px) {
    .main-footer .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
}

.main-footer .footer-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.main-footer .footer-brand .footer-logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 12px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    .main-footer .footer-brand .footer-logo {
        margin: 0 auto 1rem;
    }
}

.main-footer .footer-title {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
}

.main-footer .footer-description {
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
    color: #6b7280;
}

.main-footer .footer-heading {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.75rem 0;
}

.main-footer .footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.main-footer .footer-links li {
    font-size: 0.9375rem;
}

.main-footer .footer-links a {
    color: #6b7280;
    text-decoration: none;
    transition: color 0.2s ease;
}

.main-footer .footer-links a:hover {
    color: var(--success-color);
}

.main-footer .footer-bottom {
    border-top: 1px solid #e5e7eb;
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: #6b7280;
}

@media (max-width: 768px) {
    .main-footer .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

.main-footer .footer-bottom p {
    margin: 0;
}

.main-footer .footer-bottom .footer-secure {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--success-color);
    font-weight: 500;
}

.main-footer .footer-bottom .footer-secure svg {
    flex-shrink: 0;
}

.field-help {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: -0.25rem;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.project-description {
    background-color: rgba(39, 174, 96, 0.05);
    border-left: 3px solid var(--primary-color);
    padding: 0.75rem 1rem;
    margin-top: 0.75rem;
    border-radius: 4px;
    font-size: 0.9375rem;
    color: var(--text-primary);
    line-height: 1.5;
}

.company-fields-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    margin-top: 0;
}

.list-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.important-note {
    background-color: rgba(39, 174, 96, 0.05);
    border: 1px solid rgba(39, 174, 96, 0.2);
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1.5rem;
    font-size: 0.9375rem;
    line-height: 1.5;
}

.important-note strong {
    color: var(--primary-color);
}

.confirmation-list li div {
    flex: 1;
}

[dir="rtl"] body {
    text-align: right;
}

[dir="rtl"] .logo-section {
    flex-direction: row-reverse;
}

[dir="rtl"] .header-content {
    flex-direction: row-reverse;
}

[dir="rtl"] .progress-bar {
    flex-direction: row-reverse;
}

[dir="rtl"] .progress-line {
    transform: scaleX(-1);
}

[dir="rtl"] .form-group {
    text-align: right;
}

[dir="rtl"] .btn-primary,
[dir="rtl"] .btn-secondary {
    flex-direction: row-reverse;
}

[dir="rtl"] .btn-primary .btn-icon,
[dir="rtl"] .btn-secondary .btn-icon {
    transform: scaleX(-1);
}

[dir="rtl"] .form-actions {
    flex-direction: row-reverse;
}

[dir="rtl"] .quick-amounts {
    direction: ltr;
}

[dir="rtl"] input,
[dir="rtl"] select,
[dir="rtl"] textarea {
    text-align: right;
}

[dir="rtl"] .confirmation-list li {
    padding-right: 0;
    padding-left: 2rem;
}

[dir="rtl"] .confirmation-list li::before {
    right: auto;
    left: 0;
}

[dir="rtl"] .security-notice {
    flex-direction: row-reverse;
}

[dir="rtl"] .footer-content {
    flex-direction: row-reverse;
}

[dir="rtl"] .footer-section {
    text-align: right;
}

[dir="rtl"] .footer-links {
    align-items: flex-end;
}

[dir="rtl"] .contact-methods,
[dir="rtl"] .data-categories,
[dir="rtl"] .rights-grid {
    direction: rtl;
}

[dir="rtl"] .sidebar {
    text-align: right;
}

[dir="rtl"] .table-of-contents {
    text-align: right;
}

[dir="rtl"] .table-of-contents a {
    padding-right: 1rem;
    padding-left: 0;
    border-right: 3px solid transparent;
    border-left: none;
}