:root {
    --primary-blue: #2746F8;
    --dark-blue: #1a35c4;
    --white: #FFFFFF;
    --light-gray: #f5f5f5;
    --border-gray: #dee2e6;
    --text-dark: #1A1A1A;
    --text-muted: #6c757d;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Source Sans Pro', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--white);
}

/* Hero Section - Left Side */
.hero-section {
    background-color: var(--primary-blue);
    padding: 40px;
    min-height: 100vh;
    overflow-y: auto;
}

.hero-image-container {
    flex: 0 0 auto;
    margin-bottom: 30px;
}

.hero-image {
    width: 100%;
    max-width: 450px;
    max-height: 350px;
    height: auto;
    border-radius: 8px;
    object-fit: cover;
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.2;
}

/* Form Section - Right Side */
.form-section {
    background-color: var(--white);
    padding: 30px 40px;
    overflow-y: auto;
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
}

/* Header */
.form-header .logo {
    display: flex;
    align-items: center;
}

.lang-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-size: 14px;
}

.lang-link:hover {
    text-decoration: underline;
}

.sub-header {
    font-size: 14px;
    flex-wrap: wrap;
    gap: 10px;
}

.faq-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
}

.contact-info {
    color: var(--text-muted);
}

.phone-link {
    color: var(--primary-blue);
    text-decoration: none;
}

.divider {
    margin: 0 8px;
    color: var(--border-gray);
}

.more-options {
    color: var(--primary-blue);
    text-decoration: none;
}

/* Upgrade Text */
.upgrade-text {
    color: var(--text-dark);
    font-size: 16px;
}

/* Donation Toggle */
.donation-toggle {
    display: flex;
    justify-content: center;
}

.toggle-container {
    display: flex;
    border: 2px solid var(--border-gray);
    border-radius: 4px;
    overflow: hidden;
    width: 100%;
    max-width: 400px;
}

.toggle-btn {
    flex: 1;
    padding: 12px 24px;
    border: none;
    background-color: var(--white);
    color: var(--text-dark);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.toggle-btn.active {
    background-color: var(--light-gray);
    border-bottom: 3px solid var(--primary-blue);
}

.toggle-btn:not(.active):hover {
    background-color: var(--light-gray);
}

.heart-icon {
    margin-right: 5px;
}

/* Amount Section */
.section-label {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 14px;
}

.amount-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.amount-btn {
    padding: 12px 20px;
    border: 2px solid var(--border-gray);
    border-radius: 4px;
    background-color: var(--white);
    color: var(--text-dark);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

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

.custom-amount .input-group-text {
    background-color: var(--white);
    border-right: none;
    font-size: 18px;
    color: var(--text-muted);
}

.custom-amount .form-control {
    border-left: none;
    font-size: 16px;
}

.custom-amount .form-control:focus {
    box-shadow: none;
    border-color: var(--primary-blue);
}

.custom-amount .input-group:focus-within .input-group-text {
    border-color: var(--primary-blue);
}

/* Donation Options */
.form-check {
    padding-left: 1.75rem;
}

.form-check-input {
    width: 18px;
    height: 18px;
    margin-top: 0.15rem;
    cursor: pointer;
}

.form-check-input:checked {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.form-check-label {
    color: var(--text-dark);
    font-size: 15px;
    cursor: pointer;
}

/* Challenge Fund Box */
.challenge-fund-box {
    background-color: var(--light-gray);
    border-radius: 4px;
    padding: 15px;
    margin-top: 15px;
}

.challenge-fund-box .form-check {
    margin-bottom: 10px;
}

.heart-red {
    color: #E31837;
}

.challenge-text {
    font-size: 14px;
    color: var(--text-muted);
}

.learn-more {
    color: var(--primary-blue);
    text-decoration: none;
    font-size: 14px;
    margin-left: 28px;
}

.learn-more:hover {
    text-decoration: underline;
}

/* Payment Section */
.section-title {
    font-weight: 700;
    font-size: 18px;
    color: var(--text-dark);
}

.payment-type-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    border: 2px solid var(--primary-blue);
    border-radius: 4px;
    background-color: var(--white);
    color: var(--text-dark);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.payment-type-btn.active {
    background-color: rgba(39, 70, 248, 0.1);
}

.card-icon {
    margin-right: 8px;
}

/* Credit Card Form */
.credit-card-form .form-label {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-dark);
}

.credit-card-form .form-control,
.credit-card-form .form-select {
    padding: 10px 12px;
    font-size: 16px;
    border: 1px solid var(--border-gray);
    border-radius: 4px;
}

.credit-card-form .form-control:focus,
.credit-card-form .form-select:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 2px rgba(39, 70, 248, 0.1);
}

/* Submit Button */
.btn-donate {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--white);
    padding: 15px 30px;
    font-size: 18px;
    font-weight: 700;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.btn-donate:hover {
    background-color: var(--dark-blue);
    border-color: var(--dark-blue);
    color: var(--white);
}

/* Trust Badges */
.trust-badges {
    padding: 20px 0;
    border-top: 1px solid var(--border-gray);
}

.badge-item img {
    max-height: 40px;
    opacity: 0.7;
}

/* FAQ Section */
.faq-section {
    border: 1px solid var(--border-gray);
    border-radius: 4px;
    padding: 15px;
}

.faq-header h3 {
    font-size: 16px;
    font-weight: 700;
    margin: 0;
}

.toggle-faq {
    color: var(--primary-blue);
    text-decoration: none;
    font-size: 14px;
    padding: 0;
}

.faq-content {
    padding-top: 15px;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}

.faq-content a {
    color: var(--primary-blue);
}

/* Footer */
.footer-text {
    padding: 20px 0;
}

.footer-text a {
    color: var(--primary-blue);
}

/* Responsive */
@media (max-width: 991px) {
    .hero-section {
        min-height: auto;
        padding: 30px;
    }

    .hero-text h1 {
        font-size: 2rem;
    }

    .form-section {
        padding: 30px 20px;
    }
}

@media (max-width: 576px) {
    .hero-text h1 {
        font-size: 1.5rem;
    }

    .amount-buttons {
        grid-template-columns: repeat(2, 1fr);
    }

    .sub-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .contact-info {
        margin-top: 10px;
    }
}