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

:root {
    --primary-blue: #1E88E5;
    --light-blue: #42A5F5;
    --white: #FFFFFF;
    --text-dark: #2C3E50;
    --text-gray: #5A6C7D;
    --gradient-bg: linear-gradient(135deg, #1E88E5 0%, #42A5F5 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.payment-container {
    background: var(--white);
    border-radius: 24px;
    padding: 40px;
    max-width: 500px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(30, 136, 229, 0.2);
}

.payment-header {
    text-align: center;
    margin-bottom: 30px;
}

.payment-logo {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    margin-bottom: 15px;
}

.payment-header h1 {
    font-size: 28px;
    color: var(--text-dark);
    font-weight: 700;
}

.payment-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.payment-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--text-gray);
}

.tariff-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 10px 0;
}

.tariff-btn {
    background: var(--white);
    border: 2px solid var(--light-blue);
    border-radius: 16px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.tariff-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(30, 136, 229, 0.2);
}

.tariff-btn.selected {
    background: var(--gradient-bg);
    border-color: var(--primary-blue);
}

.tariff-btn.selected .tariff-price,
.tariff-btn.selected .tariff-period {
    color: var(--white);
}

.tariff-price {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
}

.tariff-period {
    font-size: 14px;
    color: var(--text-gray);
}

.info-text {
    text-align: center;
    color: var(--text-gray);
    font-size: 14px;
}

.arrow-gif {
    width: 30px;
    height: 30px;
    margin: 0 auto;
    display: block;
}

.checkbox-modal-content {
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    padding: 30px;
}

.checkbox-modal-content h2 {
    font-size: 19px;
    color: #2C3E50;
    margin-bottom: 30px;
    text-align: center;
    font-weight: 600;
}

.checkbox-container-modal {
    padding: 12px 0;
    margin-bottom: 18px;
}

.checkbox-container {
    padding: 15px;
    background: #F5F9FC;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.checkbox-container.collapsed {
    max-height: 45px;
    padding: 12px 15px;
}

.checkbox-label {
    display: flex;
    gap: 12px;
    cursor: pointer;
    align-items: flex-start;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    flex-shrink: 0;
    margin-top: 2px;
    border: 2px solid #D0D0D0;
    border-radius: 3px;
    appearance: none;
    -webkit-appearance: none;
    background: white;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkbox-label input[type="checkbox"]:checked {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
}

.checkbox-label input[type="checkbox"]:checked::after {
    content: '✓';
    color: white;
    font-size: 14px;
    font-weight: bold;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.checkbox-text {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.checkbox-container.collapsed .checkbox-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    line-height: 1.5;
}

.checkbox-text a {
    color: var(--primary-blue);
    text-decoration: none;
}

.checkbox-text a:hover {
    text-decoration: underline;
}

.checkbox-modal-content .payment-btn {
    background: var(--gradient-bg);
    color: var(--white);
    border: none;
    border-radius: 16px;
    padding: 18px 40px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: block;
    margin: 20px auto 0;
    width: auto;
    min-width: 250px;
}

.checkbox-modal-content .payment-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(30, 136, 229, 0.3);
}

.checkbox-modal-content .payment-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.payment-btn {
    background: var(--gradient-bg);
    color: var(--white);
    border: none;
    border-radius: 16px;
    padding: 18px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 10px;
}

.payment-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(30, 136, 229, 0.3);
}

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

.security-text {
    text-align: center;
    color: var(--text-gray);
    font-size: 14px;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0);
    justify-content: center;
    align-items: center;
    z-index: 1000;
    transition: background 0.3s ease;
}

.modal.active {
    display: flex;
    background: rgba(0, 0, 0, 0.6);
}

.modal-content {
    background: var(--white);
    border-radius: 24px;
    padding: 40px;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: scale(0.7);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal.active .modal-content {
    transform: scale(1);
    opacity: 1;
}

.modal-content h2 {
    font-size: 24px;
    color: var(--text-dark);
    margin-bottom: 15px;
    text-align: center;
}

.modal-content p {
    text-align: center;
    color: var(--text-gray);
    margin-bottom: 20px;
}

.modal-content form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.modal-content label {
    font-size: 14px;
    color: var(--text-dark);
    font-weight: 500;
}

.modal-content input {
    padding: 12px;
    border: 2px solid #E0E0E0;
    border-radius: 12px;
    font-size: 16px;
}

.modal-content input:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.modal-btn {
    background: var(--gradient-bg);
    color: var(--white);
    border: none;
    border-radius: 16px;
    padding: 15px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 10px;
}

.modal-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(30, 136, 229, 0.3);
}

@media (max-width: 600px) {
    .payment-container {
        padding: 25px;
    }

    .tariff-options {
        grid-template-columns: 1fr;
    }
}


/* Animated consent dialog */
body.consent-open { overflow: hidden; }
#checkboxModal {
    display: flex;
    padding: 16px;
    background: rgba(0,0,0,.50);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .32s ease, visibility .32s;
}
#checkboxModal.active { opacity: 1; visibility: visible; pointer-events: auto; }
#checkboxModal .checkbox-modal-content {
    width: 100%;
    max-width: 500px;
    max-height: calc(100dvh - 32px);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 40px 52px 24px;
    border: 1px solid rgba(0,0,0,.2);
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 16px 56px rgba(0,0,0,.16);
    opacity: 0;
    transform: translateY(28px) scale(.96);
    transition: transform .42s cubic-bezier(.22,1,.36,1), opacity .32s ease;
}
#checkboxModal.active .checkbox-modal-content { opacity: 1; transform: translateY(0) scale(1); }
.consent-icon {
    display: grid; place-items: center;
    width: 100px; height: 100px; margin: 0 auto 18px;
    border-radius: 14px; background: #e3f2fd; font-size: 40px;
}
#checkboxModal.active .consent-icon span { animation: consent-hand 1.2s ease-in-out infinite; }
@keyframes consent-hand { 0%,100% { transform: translateY(0); } 50% { transform: translateY(8px); } }
#checkboxModal h2 { font-size: 22px; line-height: 1.3; color: #292929; margin: 0 0 14px; }
#checkboxModal .checkbox-container-modal { padding: 0; margin: 0 0 12px; }
#checkboxModal .checkbox-label { gap: 11px; font-weight: 400; }
#checkboxModal .checkbox-text { font-size: 12px; line-height: 1.45; color: #62676c; }
#checkboxModal input[type="checkbox"] {
    width: 30px; height: 30px; padding: 0; margin-top: 1px;
    border-radius: 7px; border: 2px solid #dfe5eb; background: #f1f3f5;
    transition: background .18s, border-color .18s, transform .18s;
}
#checkboxModal input[type="checkbox"]:checked { background: var(--primary-blue); border-color: var(--primary-blue); }
#checkboxModal input[type="checkbox"]:checked::after { font-size: 20px; }
#checkboxModal input:focus-visible, #checkboxModal a:focus-visible, #checkboxModal button:focus-visible { outline: 3px solid #90caf9; outline-offset: 3px; }
#checkboxModal .payment-btn { width: 100%; min-width: 0; margin: 20px 0 0; padding: 14px 12px; font-size: 16px; border-radius: 12px; }
@media (max-width: 520px) {
    #checkboxModal .checkbox-modal-content { padding: 24px 20px 20px; }
    .consent-icon { width: 76px; height: 76px; font-size: 34px; margin-bottom: 14px; }
    #checkboxModal h2 { font-size: 20px; }
}
@media (prefers-reduced-motion: reduce) {
    #checkboxModal, #checkboxModal .checkbox-modal-content { transition: none; }
    #checkboxModal .consent-icon span { animation: none; }
}

/* Selected plan checkout */
.payment-container { max-width: 480px; padding: 32px; border: 1px solid rgba(255,255,255,.8); }
.payment-header { margin-bottom: 14px; }
.payment-logo { width: 68px; height: 68px; margin-bottom: 12px; }
.payment-header h1 { font-size: 28px; letter-spacing: -.5px; }
.payment-content { gap: 16px; }
.payment-subtitle { font-size: 15px; line-height: 1.5; margin-bottom: 6px; }
.selected-plan { background: linear-gradient(145deg,#f2f9ff,#e7f3ff); border: 1px solid #c6e3fc; border-radius: 20px; padding: 24px; }
.plan-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.plan-label { font-size: 11px; letter-spacing: 1.4px; color: #56738d; font-weight: 700; }
.plan-badge { background: #d8edff; color: #1674c4; padding: 6px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.plan-price { font-size: 52px; line-height: 1.15; letter-spacing: -2px; font-weight: 750; color: #187ed2; margin-top: 16px; }
.plan-period { margin-top: 6px; color: #516c82; font-size: 15px; }
.plan-divider { height: 1px; background: #cee3f4; margin: 22px 0 18px; }
.plan-benefits { list-style: none; display: grid; gap: 12px; color: #38566e; font-size: 13px; line-height: 1.45; }
.plan-benefits li { display: flex; align-items: baseline; gap: 10px; }
.plan-benefits li::before { content: '✓'; color: #1884dc; font-weight: 700; }
.change-plan { text-align: center; color: #47799f; font-size: 13px; text-underline-offset: 4px; align-self: center; padding: 4px 8px; }
.payment-content > .payment-btn { margin-top: 2px; font-size: 16px; border-radius: 14px; }
.security-text { font-size: 12px; }
@media(max-width:520px) { body { padding: 16px; } .payment-container { padding: 26px 22px; } .selected-plan { padding: 22px; } .plan-price { font-size: 46px; } }