:root {
    --pa-accent: #56b8e6;
    --pa-accent-dark: #3a9fd4;
    --pa-blue: #3b65c3;
    --pa-blue-dark: #254160;
    --pa-navy: #1b2f45;
    --pa-indigo: #3f51b5;
    --pa-light-bg: #f6fcfe;
    --pa-white: #ffffff;
    --pa-text: #2b180d;
    --pa-success: #28a745;
    --pa-danger: #dc3545;
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--pa-light-bg);
    font-family: "Roboto", sans-serif;
    color: var(--pa-text);
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* HEADER */
.pa-header {
    background: linear-gradient(
        135deg,
        var(--pa-navy) 0%,
        var(--pa-blue) 60%,
        var(--pa-accent) 100%
    );
    padding: 0;
    box-shadow: 0 4px 20px rgba(27, 47, 69, 0.3);
    position: relative;
    z-index: 10;
}

.pa-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.pa-logo-section {
    display: flex;
    align-items: center;
    gap: 14px;
}

.pa-logo-section img {
    height: 50px;
    filter: brightness(0) invert(1);
}

.pa-logo-text {
    color: var(--pa-white);
}

.pa-logo-text h1 {
    font-family: "Montserrat", sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: 0.5px;
}

.pa-logo-text span {
    font-size: 0.75rem;
    opacity: 0.8;
    font-weight: 300;
}

.pa-header-badge {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--pa-white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
}

.pa-header-badge i {
    font-size: 0.9rem;
}

/* TITLE BAR */
.pa-title-bar {
    background: var(--pa-navy);
    color: var(--pa-white);
    text-align: center;
    padding: 14px 20px;
    font-family: "Montserrat", sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

/* MAIN CONTENT */
.pa-main {
    flex: 1;
    padding: 40px 20px 60px;
}

/* SEARCH CARD */
.pa-search-card {
    max-width: 560px;
    margin: 0 auto 40px;
    background: var(--pa-white);
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(27, 47, 69, 0.08);
    padding: 36px 32px;
    border-top: 4px solid var(--pa-accent);
}

.pa-search-card h2 {
    font-family: "Montserrat", sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--pa-navy);
    margin-bottom: 6px;
    text-align: center;
}

.pa-search-card p.subtitle {
    text-align: center;
    color: #6c757d;
    font-size: 0.9rem;
    margin-bottom: 28px;
}

.pa-input-group {
    position: relative;
}

.pa-input-group i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--pa-accent);
    font-size: 1.1rem;
}

.pa-input {
    width: 100%;
    border: 2px solid #e0e8f0;
    border-radius: 12px;
    padding: 14px 16px 14px 46px;
    font-size: 1rem;
    transition:
        border-color 0.3s,
        box-shadow 0.3s;
    outline: none;
    font-family: "Roboto", sans-serif;
}

.pa-input:focus {
    border-color: var(--pa-accent);
    box-shadow: 0 0 0 4px rgba(86, 184, 230, 0.15);
}

.pa-input::placeholder {
    color: #aab5c3;
}

.pa-btn-search {
    width: 100%;
    margin-top: 16px;
    background: linear-gradient(135deg, var(--pa-blue), var(--pa-accent));
    color: var(--pa-white);
    border: none;
    border-radius: 12px;
    padding: 14px;
    font-size: 1rem;
    font-weight: 600;
    font-family: "Montserrat", sans-serif;
    cursor: pointer;
    transition:
        transform 0.2s,
        box-shadow 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    letter-spacing: 0.5px;
}

.pa-btn-search:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 101, 195, 0.35);
}

.pa-btn-search:active {
    transform: translateY(0);
}

/* RESULT CARD */
.pa-result-card {
    max-width: 560px;
    margin: 0 auto;
    background: var(--pa-white);
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(27, 47, 69, 0.08);
    overflow: hidden;
}

.pa-result-header {
    background: linear-gradient(135deg, var(--pa-navy), var(--pa-blue-dark));
    color: var(--pa-white);
    padding: 20px 28px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.pa-result-header .icon-circle {
    width: 42px;
    height: 42px;
    background: rgba(86, 184, 230, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pa-result-header .icon-circle i {
    font-size: 1.2rem;
    color: var(--pa-accent);
}

.pa-result-header h3 {
    font-family: "Montserrat", sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    margin: 0;
}

.pa-result-header small {
    opacity: 0.7;
    font-size: 0.8rem;
}

.pa-result-body {
    padding: 28px;
}

.pa-info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
}

.pa-info-row .label {
    color: #6c757d;
    font-size: 0.9rem;
}

.pa-info-row .value {
    font-weight: 500;
    color: var(--pa-navy);
    font-size: 0.95rem;
}

.pa-divider {
    border: none;
    border-top: 1px solid #e8eef4;
    margin: 8px 0;
}

/* DEUDA SECTION */
.pa-deuda-section {
    background: var(--pa-light-bg);
    border-radius: 12px;
    padding: 20px;
    margin-top: 12px;
    text-align: center;
}

.pa-deuda-section .deuda-label {
    font-size: 0.85rem;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
    margin-bottom: 4px;
}

.pa-deuda-amount {
    font-family: "Montserrat", sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--pa-navy);
}

.pa-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 14px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-top: 8px;
}

.pa-badge-success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--pa-success);
}

.pa-badge-danger {
    background: rgba(220, 53, 69, 0.1);
    color: var(--pa-danger);
}

/* DETAIL ROWS */
.pa-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 16px;
}

.pa-detail-item {
    background: var(--pa-light-bg);
    border-radius: 10px;
    padding: 14px 16px;
}

.pa-detail-item .detail-label {
    font-size: 0.78rem;
    color: #8a95a5;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.pa-detail-item .detail-value {
    font-weight: 600;
    color: var(--pa-navy);
    font-size: 1.05rem;
}

/* ACTION BUTTON */
.pa-btn-continue {
    width: 100%;
    margin-top: 24px;
    background: linear-gradient(135deg, var(--pa-blue), var(--pa-accent));
    color: var(--pa-white);
    border: none;
    border-radius: 12px;
    padding: 15px;
    font-size: 1rem;
    font-weight: 600;
    font-family: "Montserrat", sans-serif;
    cursor: pointer;
    transition:
        transform 0.2s,
        box-shadow 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.pa-btn-continue:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 101, 195, 0.35);
}

.pa-btn-continue:active {
    transform: translateY(0);
}

/* FOOTER */
.pa-footer {
    background: var(--pa-navy);
    color: rgba(255, 255, 255, 0.6);
    text-align: center;
    padding: 20px;
    font-size: 0.8rem;
}

.pa-footer a {
    color: var(--pa-accent);
    text-decoration: none;
}

.pa-footer a:hover {
    text-decoration: underline;
}

/* RESPONSIVE */
@media (max-width: 576px) {
    .pa-header-inner {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .pa-header-badge {
        display: none;
    }

    .pa-search-card,
    .pa-result-card {
        border-radius: 12px;
    }

    .pa-search-card {
        padding: 28px 20px;
    }

    .pa-result-body {
        padding: 20px;
    }

    .pa-detail-grid {
        grid-template-columns: 1fr;
    }

    .pa-deuda-amount {
        font-size: 1.8rem;
    }

    .pa-logo-text h1 {
        font-size: 1.1rem;
    }
}

/* ERROR MESSAGE */
.pa-error-msg {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
    padding: 14px 18px;
    background: rgba(220, 53, 69, 0.08);
    border: 1px solid rgba(220, 53, 69, 0.2);
    border-radius: 10px;
    color: var(--pa-danger);
    font-size: 0.9rem;
    font-weight: 500;
}

.pa-error-msg i {
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* LOADING STATE */
.pa-btn-search:disabled,
.pa-btn-continue:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.pa-btn-search .spinner-border {
    width: 1rem;
    height: 1rem;
    border-width: 2px;
}

/* ===== PAGO PAGE ===== */

.pa-pago-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    max-width: 960px;
    margin: 0 auto;
    align-items: start;
}

.pa-pago-card {
    background: var(--pa-white);
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(27, 47, 69, 0.08);
    overflow: hidden;
}

/* Form section */
.pa-pago-form-section {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid #e8eef4;
}

.pa-form-title {
    font-family: "Montserrat", sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--pa-navy);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pa-form-title i {
    color: var(--pa-accent);
}

.pa-form-group {
    margin-bottom: 16px;
}

.pa-form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--pa-navy);
    margin-bottom: 6px;
}

.pa-form-check {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-top: 20px;
    font-size: 0.85rem;
    color: #6c757d;
}

.pa-form-check .form-check-input {
    margin-top: 3px;
    flex-shrink: 0;
}

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

.pa-link {
    color: var(--pa-accent);
    text-decoration: none;
    font-weight: 500;
}

.pa-link:hover {
    color: var(--pa-accent-dark);
    text-decoration: underline;
}

/* Payment summary */
.pa-pago-summary {
    border-radius: 16px;
    overflow: hidden;
}

.pa-pago-summary-header {
    background: linear-gradient(135deg, var(--pa-navy), var(--pa-blue-dark));
    color: var(--pa-white);
    padding: 18px 24px;
    font-family: "Montserrat", sans-serif;
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pa-pago-summary-header i {
    font-size: 1.2rem;
    color: var(--pa-accent);
}

.pa-pago-summary-body {
    padding: 24px;
}

.pa-pago-detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    font-size: 0.9rem;
}

.pa-pago-detail-row span {
    color: #6c757d;
}

.pa-pago-detail-row strong {
    color: var(--pa-navy);
}

.pa-pago-total-box {
    background: var(--pa-light-bg);
    border-radius: 12px;
    padding: 24px 20px;
    margin: 16px 0;
    text-align: center;
}

/* Pay button */
.pa-btn-pay {
    width: 100%;
    background: linear-gradient(135deg, var(--pa-blue), var(--pa-accent));
    color: var(--pa-white);
    border: none;
    border-radius: 12px;
    padding: 16px;
    font-size: 1.05rem;
    font-weight: 700;
    font-family: "Montserrat", sans-serif;
    cursor: pointer;
    transition:
        transform 0.2s,
        box-shadow 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    letter-spacing: 0.5px;
}

.pa-btn-pay:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 101, 195, 0.35);
}

.pa-btn-pay:active:not(:disabled) {
    transform: translateY(0);
}

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

/* Security note */
.pa-pago-security {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    padding: 14px 16px;
    background: rgba(40, 167, 69, 0.06);
    border: 1px solid rgba(40, 167, 69, 0.15);
    border-radius: 10px;
}

.pa-pago-security i {
    font-size: 1.3rem;
    color: var(--pa-success);
    flex-shrink: 0;
}

.pa-pago-security strong {
    display: block;
    font-size: 0.85rem;
    color: var(--pa-navy);
}

.pa-pago-security span {
    font-size: 0.78rem;
    color: #6c757d;
}

/* Back button */
.pa-btn-back {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px;
    margin-top: 12px;
    background: transparent;
    border: 2px solid #e0e8f0;
    border-radius: 12px;
    color: var(--pa-navy);
    font-family: "Montserrat", sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition:
        border-color 0.3s,
        color 0.3s;
}

.pa-btn-back:hover {
    border-color: var(--pa-accent);
    color: var(--pa-accent);
}

/* Pago page responsive */
@media (max-width: 768px) {
    .pa-pago-grid {
        grid-template-columns: 1fr;
    }

    .pa-btn-back {
        margin-top: 0;
    }
}