:root {
    --ntnos-primary: #0f4c81;
    --ntnos-primary-hover: #0c3c66;
    --ntnos-success: #198754;
    --ntnos-danger: #b42318;
    --ntnos-warning: #8a6700;
    --ntnos-text: #1f2937;
    --ntnos-muted: #6b7280;
    --ntnos-border: #d0d7de;
    --ntnos-bg: #f7f9fc;
    --ntnos-card-bg: #ffffff;
    --ntnos-shadow: 0 4px 18px rgba(0, 0, 0, 0.08);
    --ntnos-radius: 10px;
    --ntnos-max-width: 920px;
}

html {
    font-size: 16px;
}

body {
    padding: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    color: var(--ntnos-text);
    background-color: var(--ntnos-bg);
    line-height: 1.5;
}

.ntnos-shell {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 20px;
}

.ntnos-header {
    border-bottom: 1px solid var(--ntnos-border);
    background: white;
    display: flex;
    justify-content: center;
}

.ntnos-header__inner {
    display: flex;
    align-items: center;
    gap: 16px;
    min-height: 72px;
}

.ntnos-logo {
    height: 64px;
    width: auto;
}

.ntnos-brand {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--ntnos-text);
    text-decoration: none;
}

.ntnos-brand:hover {
    text-decoration: none;
}

.ntnos-main {
    padding: 32px 0;
}

.ntnos-footer {
    border-top: 1px solid var(--ntnos-border);
    margin-top: 40px;
    padding: 18px 0;
    color: var(--ntnos-muted);
    font-size: 0.9rem;
    text-align: center;
}

.ntnos-page {
    max-width: var(--ntnos-max-width);
    margin: 0 auto;
    padding: 0 16px;
}

.ntnos-card {
    background: var(--ntnos-card-bg);
    border: 1px solid var(--ntnos-border);
    border-radius: var(--ntnos-radius);
    box-shadow: var(--ntnos-shadow);
    padding: 24px;
}

.ntnos-card + .ntnos-card {
    margin-top: 20px;
}

.ntnos-title {
    margin: 0 0 8px;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--ntnos-primary);
}

.ntnos-subtitle {
    margin: 0 0 20px;
    font-size: 1rem;
    color: var(--ntnos-muted);
}

.ntnos-section-title {
    margin: 0 0 12px;
    font-size: 1.1rem;
    font-weight: 600;
}

.ntnos-invoice-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.ntnos-invoice-meta {
    color: var(--ntnos-muted);
    font-size: 0.95rem;
}

.ntnos-invoice-number {
    font-weight: 600;
    color: var(--ntnos-text);
}

.ntnos-badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
}

.ntnos-badge-success {
    background-color: #e8f7ef;
    color: var(--ntnos-success);
    border: 1px solid #b7e4c7;
}

.ntnos-badge-danger {
    background-color: #fdecec;
    color: var(--ntnos-danger);
    border: 1px solid #f5c2c7;
}

.ntnos-badge-neutral {
    background-color: #eef2f7;
    color: #44546a;
    border: 1px solid #d6dde6;
}

.ntnos-details {
    width: 100%;
    border-collapse: collapse;
}

.ntnos-details tr + tr td,
.ntnos-details tr + tr th {
    border-top: 1px solid var(--ntnos-border);
}

.ntnos-details th,
.ntnos-details td {
    text-align: left;
    padding: 12px 8px;
    vertical-align: top;
}

.ntnos-details th {
    width: 130px;
    color: var(--ntnos-muted);
    font-weight: 600;
}

.ntnos-amount-box {
    margin-top: 20px;
    padding: 18px 20px;
    border: 1px solid var(--ntnos-border);
    border-radius: var(--ntnos-radius);
    background: #fbfcfe;
}

.ntnos-amount-label {
    margin: 0 0 6px;
    color: var(--ntnos-muted);
    font-size: 0.95rem;
}

.ntnos-amount-value {
    margin: 0;
    font-size: 2rem;
    font-weight: 700;
    color: var(--ntnos-primary);
}

.ntnos-actions {
    margin-top: 24px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.ntnos-btn {
    display: inline-block;
    padding: 12px 20px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.ntnos-btn:disabled,
.ntnos-btn[disabled] {
    opacity: 0.65;
    cursor: not-allowed;
}

.ntnos-btn-primary {
    background-color: var(--ntnos-primary);
    border-color: var(--ntnos-primary);
    color: #ffffff;
}

.ntnos-btn-primary:hover {
    background-color: var(--ntnos-primary-hover);
    border-color: var(--ntnos-primary-hover);
    color: #ffffff;
}

.ntnos-btn-secondary {
    background-color: #ffffff;
    border-color: var(--ntnos-border);
    color: var(--ntnos-text);
}

.ntnos-btn-secondary:hover {
    background-color: #f3f6fa;
    color: var(--ntnos-text);
}

.ntnos-alert {
    padding: 14px 16px;
    border-radius: 8px;
    margin-bottom: 18px;
    border: 1px solid transparent;
}

.ntnos-alert-success {
    background-color: #e8f7ef;
    color: #14532d;
    border-color: #b7e4c7;
}

.ntnos-alert-danger {
    background-color: #fdecec;
    color: #7a1c1c;
    border-color: #f5c2c7;
}

.ntnos-alert-info {
    background-color: #eef6ff;
    color: #1d4f91;
    border-color: #c7ddff;
}

.ntnos-alert-warning {
    background-color: #fff6db;
    color: #7a5a00;
    border-color: #f0df9a;
}

.ntnos-note {
    margin-top: 16px;
    color: var(--ntnos-muted);
    font-size: 0.92rem;
}

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

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

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

.ntnos-list {
    margin: 0;
    padding-left: 18px;
}

.ntnos-list li + li {
    margin-top: 6px;
}

.ntnos-mt-2 {
    margin-top: 8px;
}

.ntnos-mt-3 {
    margin-top: 16px;
}

.ntnos-mt-4 {
    margin-top: 24px;
}

@media (max-width: 768px) {
    .ntnos-main {
        padding-top: 16px;
    }

    .ntnos-card {
        padding: 18px;
    }

    .ntnos-title {
        font-size: 1.5rem;
    }

    .ntnos-amount-value {
        font-size: 1.6rem;
    }

    .ntnos-details th,
    .ntnos-details td {
        display: block;
        width: 100%;
        padding: 8px 0;
    }

    .ntnos-details th {
        border-top: 1px solid var(--ntnos-border);
        padding-top: 12px;
    }

    .ntnos-details tr:first-child th {
        border-top: none;
    }
}

.ntnos-eyebrow {
    margin-bottom: 8px;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ntnos-muted);
}

.ntnos-invoice-card {
    padding: 28px;
}

.ntnos-invoice-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 24px;
    align-items: start;
}

.ntnos-invoice-main {
    min-width: 0;
}

.ntnos-payment-summary {
    border: 1px solid var(--ntnos-border);
    border-radius: var(--ntnos-radius);
    background: #fbfcfe;
    padding: 22px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.ntnos-summary-label {
    margin-bottom: 6px;
    color: var(--ntnos-muted);
    font-size: 0.95rem;
}

.ntnos-summary-amount {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.1;
    color: var(--ntnos-primary);
    margin-bottom: 18px;
}

.ntnos-btn-pay {
    width: 100%;
    min-height: 48px;
    font-size: 1.05rem;
}

.ntnos-payment-security {
    margin-top: 18px;
    text-align: center;
}

.ntnos-secure-badge {
    font-size: 0.95rem;
    font-weight: 600;
    color: #2f3b4a;
    margin-bottom: 10px;
}

.ntnos-secure-text {
    font-size: 0.92rem;
    line-height: 1.5;
    color: var(--ntnos-muted);
}

.ntnos-card-icons {
    margin-top: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
}

    .ntnos-card-icons img {
        height: 26px;
        width: auto;
        opacity: 0.95;
    }

@media (max-width: 900px) {
    .ntnos-invoice-grid {
        grid-template-columns: 1fr;
    }

    .ntnos-payment-summary {
        order: -1;
    }
}

@media (max-width: 768px) {
    .ntnos-invoice-card {
        padding: 18px;
    }

    .ntnos-summary-amount {
        font-size: 1.7rem;
    }

    .ntnos-btn-pay {
        min-height: 46px;
    }
}

.ntnos-result-card {
    max-width: 760px;
    margin: 0 auto;
    text-align: center;
    padding: 32px 28px;
}

.ntnos-result-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
}

.ntnos-result-icon-success {
    background: #e8f7ef;
    color: var(--ntnos-success);
    border: 1px solid #b7e4c7;
}

.ntnos-result-icon-pending {
    background: #eef6ff;
    color: #1d4f91;
    border: 1px solid #c7ddff;
}

.ntnos-result-icon-cancel {
    background: #fdecec;
    color: var(--ntnos-danger);
    border: 1px solid #f5c2c7;
}

.ntnos-result-details {
    margin-top: 24px;
    text-align: left;
}

.ntnos-actions-centered {
    justify-content: center;
}

.ntnos-text-center {
    text-align: center;
}

@media (max-width: 768px) {
    .ntnos-result-card {
        padding: 22px 18px;
    }

    .ntnos-result-icon {
        width: 62px;
        height: 62px;
        font-size: 1.7rem;
    }
}
.ntnos-home-card {
    max-width: 760px;
    margin: 0 auto;
    text-align: center;
    padding: 36px 30px;
}

.ntnos-home-header {
    margin-bottom: 24px;
}

.ntnos-home-message {
    max-width: 620px;
    margin: 0 auto 24px;
    color: var(--ntnos-text);
    font-size: 1rem;
    line-height: 1.65;
}

    .ntnos-home-message p {
        margin: 0 0 14px;
    }

.ntnos-home-security {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--ntnos-border);
}