/* Nyko Express Checkout Pro - Ultra-Professional Black Border High-Converting Styling */
.nyko-ec-wrapper {
    --nyko-primary: #000000;
    --nyko-primary-rgb: 0, 0, 0;
    --nyko-badge-bg: #000000;
    
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: #ffffff;
    border: 2.5px solid #000000;
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
    max-width: 680px;
    margin: 24px auto;
    box-sizing: border-box;
}

.nyko-ec-form {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

/* Step Block Header */
.nyko-ec-step-block {
    background: #ffffff;
    border: 2px solid #000000;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.nyko-ec-step-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
    padding-bottom: 10px;
    border-bottom: 1.5px dashed #e2e8f0;
}

.nyko-ec-step-num {
    background: #000000;
    color: #ffffff;
    font-weight: 900;
    font-size: 14px;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.nyko-ec-step-header h3 {
    margin: 0;
    font-size: 15px;
    font-weight: 900;
    color: #000000;
    letter-spacing: -0.3px;
    text-transform: uppercase;
}

/* Tiers Grid inside Checkout */
.nyko-ec-tiers-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.nyko-ec-tier-option {
    position: relative;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 12px;
    background: #ffffff;
    border: 2px solid #cbd5e1;
    border-radius: 12px;
    padding: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.nyko-ec-tier-option:hover {
    border-color: #000000;
}

.nyko-ec-tier-option.active {
    border: 2.5px solid #000000 !important;
    background: #f8fafc;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}

.nyko-ec-tier-badge {
    position: absolute;
    top: -11px;
    right: 16px;
    background: #000000;
    color: #ffffff;
    font-size: 9px;
    font-weight: 900;
    padding: 3px 10px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nyko-ec-tier-radio input[type="radio"] {
    appearance: none;
    width: 22px;
    height: 22px;
    border: 2px solid #cbd5e1;
    border-radius: 50%;
    cursor: pointer;
    margin: 0;
}

.nyko-ec-tier-option.active .nyko-ec-tier-radio input[type="radio"] {
    border-color: #000000;
    background-color: #000000;
    box-shadow: inset 0 0 0 4px #ffffff;
}

.nyko-ec-tier-name {
    font-weight: 900;
    font-size: 15px;
    color: #000000;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.nyko-ec-ship-tag {
    background: #e2e8f0;
    color: #0f172a;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 6px;
    border: 1px solid #cbd5e1;
}

.nyko-ec-tier-sub {
    font-size: 11px;
    color: #000000;
    font-weight: 700;
}

.nyko-ec-tier-price {
    text-align: right;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.nyko-ec-tier-price strong {
    font-size: 18px;
    font-weight: 900;
    color: #000000;
}

.nyko-ec-tier-price small {
    font-size: 11px;
    color: #64748b;
}

/* Fields Grid */
.nyko-ec-fields-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.nyko-ec-field-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.nyko-ec-field-group.full-width {
    grid-column: 1 / -1;
}

.nyko-ec-field-group label {
    font-size: 11px;
    font-weight: 900;
    color: #000000;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.nyko-ec-field-group input[type="text"],
.nyko-ec-field-group select {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid #cbd5e1;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    color: #0f172a;
    background: #ffffff;
    box-sizing: border-box;
    transition: border-color 0.2s;
}

.nyko-ec-field-group input[type="text"]:focus,
.nyko-ec-field-group select:focus {
    border-color: #000000;
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.08);
}

.nyko-ec-phone-input-wrap {
    display: flex;
    align-items: center;
    border: 2px solid #cbd5e1;
    border-radius: 10px;
    background: #ffffff;
    overflow: hidden;
}

.nyko-ec-phone-input-wrap:focus-within {
    border-color: #000000;
}

.nyko-ec-phone-prefix {
    background: #f1f5f9;
    padding: 12px 14px;
    font-size: 14px;
    font-weight: 800;
    color: #000000;
    border-right: 2px solid #cbd5e1;
    white-space: nowrap;
}

.nyko-ec-phone-input-wrap input {
    border: none !important;
    border-radius: 0 !important;
    flex: 1;
}

/* Upsell Cards */
.nyko-ec-upsells-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.nyko-ec-upsell-card {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #f8fafc;
    border: 2px solid #000000;
    border-radius: 12px;
    padding: 12px 14px;
    cursor: pointer;
}

.nyko-ec-upsell-check input[type="checkbox"] {
    width: 22px;
    height: 22px;
    accent-color: #000000;
    cursor: pointer;
}

.nyko-ec-upsell-thumb img {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid #cbd5e1;
}

.nyko-ec-upsell-title {
    font-weight: 900;
    font-size: 13px;
    color: #000000;
}

.nyko-ec-upsell-savings {
    font-size: 11px;
    color: #475569;
}

/* Summary Block */
.nyko-ec-summary-block {
    background: #ffffff;
    color: #1e293b;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    border: 1px solid #e2e8f0;
    margin-top: 24px;
}

.nyko-ec-summary-header h3 {
    margin: 0 0 20px 0;
    font-size: 15px;
    font-weight: 900;
    color: #0f172a;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    text-align: center;
}

.nyko-ec-summary-rows {
    display: flex;
    flex-direction: column;
    gap: 12px;
    border-bottom: 2px dashed #e2e8f0;
    padding-bottom: 20px;
    margin-bottom: 20px;
}

.nyko-ec-pack-selected {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 14px;
    text-align: center;
}

.nyko-ec-pack-label {
    font-size: 10px;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    font-weight: 800;
}

.nyko-ec-pack-value {
    font-size: 14px;
    font-weight: 900;
    color: #0f172a;
}

.nyko-ec-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: #475569;
}

.nyko-ec-summary-row strong {
    color: #0f172a;
    font-weight: 800;
}

.nyko-summary-free-ship {
    color: #0f172a;
    font-weight: 800;
    font-size: 11px;
    text-align: right;
    line-height: 1.2;
}

.nyko-summary-savings-row strong {
    color: #000000 !important;
}

.nyko-summary-total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 15px;
    font-weight: 900;
    color: #0f172a;
    padding-top: 10px;
    gap: 10px;
}

.nyko-summary-total-row strong {
    color: #0f172a;
    font-size: 26px;
    font-weight: 900;
    letter-spacing: -0.5px;
    white-space: nowrap;
}

@media (max-width: 420px) {
    .nyko-summary-total-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 2px;
    }
    .nyko-summary-total-row strong {
        font-size: 24px;
    }
}

.nyko-ec-payment-badge {
    display: flex;
    gap: 14px;
    align-items: center;
    background: #f8fafc;
    padding: 16px;
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid #e2e8f0;
}

.nyko-ec-payment-icon {
    font-size: 28px;
}

.nyko-ec-payment-text strong {
    display: block;
    font-size: 13px;
    color: #0f172a;
    font-weight: 900;
    margin-bottom: 4px;
}

.nyko-ec-payment-text small {
    font-size: 12px;
    color: #64748b;
    line-height: 1.4;
    display: block;
}

/* Submit Button */
.nyko-ec-submit-btn {
    width: 100%;
    background: #ffffff;
    color: #000000;
    border: 2.5px solid #ffffff;
    padding: 16px 14px;
    border-radius: 14px;
    font-size: clamp(12px, 3.5vw, 15px);
    font-weight: 900;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: normal;
    text-align: center;
    line-height: 1.3;
}

.nyko-ec-submit-btn:hover {
    background: #f1f5f9;
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(255, 255, 255, 0.3);
}

.nyko-ec-security-strip {
    text-align: center;
    margin-top: 12px;
    font-size: 11px;
    color: #94a3b8;
}

/* Error Validation Styles */
.nyko-ec-field-error,
.nyko-ec-phone-input-wrap.nyko-ec-field-error {
    border-color: #dc2626 !important;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15) !important;
    animation: nyko-shake 0.4s ease;
}

.nyko-ec-error-msg {
    font-size: 11px;
    color: #dc2626;
    font-weight: 700;
    margin-top: 4px;
    padding: 4px 8px;
    background: #fef2f2;
    border-radius: 6px;
    border: 1px solid #fecaca;
}

@keyframes nyko-shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-4px); }
    40% { transform: translateX(4px); }
    60% { transform: translateX(-3px); }
    80% { transform: translateX(3px); }
}

/* Mobile Responsive */
@media screen and (max-width: 520px) {
    .nyko-ec-wrapper {
        padding: 10px 6px;
        margin: 8px -10px; /* Pull it slightly out if the container has padding */
        border-radius: 12px;
        border-width: 1.5px;
    }

    .nyko-ec-fields-grid {
        grid-template-columns: 1fr;
    }

    .nyko-ec-step-block,
    .nyko-ec-summary-block {
        padding: 14px 10px;
    }

    .nyko-summary-total-row strong {
        font-size: 20px;
    }
}

/* Added by Agent */
.nyko-summary-free-ship {
    color: #000000 !important;
    font-weight: 900 !important;
    font-size: 14px !important;
    text-align: right;
    line-height: 1.2;
    letter-spacing: 0.5px;
}

.nyko-summary-total-centered {
    display: flex;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center;
    gap: 6px;
    padding-top: 14px;
    border-top: 2px dashed #e2e8f0;
}
.nyko-summary-total-centered span {
    font-size: 16px;
    color: #475569;
}
.nyko-summary-total-centered strong {
    font-size: 30px !important;
}
@media (max-width: 420px) {
    .nyko-summary-total-centered strong {
        font-size: 28px !important;
    }
}

.nyko-ec-submit-btn-large {
    padding: 22px 14px !important;
}
.nyko-ec-submit-btn-large .nyko-ec-btn-text {
    font-size: 24px !important;
    font-weight: 900 !important;
    letter-spacing: 1px;
}

.nyko-ec-trust-badges {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 10px;
}