:root {
    --blue: #0b3d91;
    --blue-dark: #061e45;
    --blue-mid: #123b73;
    --blue-soft: #eaf1ff;
    --gold: #b08a1b;
    --gold-light: #d4af37;
    --gold-soft: #fff6d8;
    --green: #157347;
    --green-soft: #dcfce7;
    --red: #b42318;
    --red-soft: #fee4e2;
    --white: #ffffff;
    --bg: #f4f7fb;
    --text: #172033;
    --muted: #667085;
    --border: #dfe7f2;
    --shadow: 0 24px 70px rgba(15, 23, 42, 0.1);
    --shadow-strong: 0 34px 90px rgba(15, 23, 42, 0.16);
}

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

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    color: var(--text);
    background: radial-gradient(circle at top right, rgba(212, 175, 55, 0.13), transparent 28%), var(--bg);
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select {
    font: inherit;
}

button {
    border: 0;
    cursor: pointer;
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
    transform: none !important;
}

.communication-page {
    width: min(1480px, calc(100% - 42px));
    margin: 0 auto;
    padding: 34px 0 60px;
}

.hero {
    position: relative;
    overflow: hidden;
    margin-bottom: 24px;
    padding: 32px;
    color: var(--white);
    border-radius: 34px;
    background: radial-gradient(circle at top right, rgba(212, 175, 55, 0.25), transparent 30%), linear-gradient(135deg, var(--blue-dark), var(--blue-mid));
    box-shadow: var(--shadow-strong);
}

.hero::after {
    position: absolute;
    right: -110px;
    bottom: -170px;
    width: 430px;
    height: 430px;
    border: 70px solid rgba(255, 255, 255, 0.035);
    border-radius: 50%;
    content: "";
}

.hero-actions,
.hero-links,
.selection-actions {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-actions {
    justify-content: space-between;
    margin-bottom: 26px;
}

.back-link,
.carousel-link,
.logout-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 16px;
    border-radius: 999px;
    font-weight: 900;
    transition: transform 0.2s ease;
}

.back-link,
.logout-link {
    background: rgba(255, 255, 255, 0.12);
}

.carousel-link {
    color: var(--blue-dark);
    background: var(--white);
}

.carousel-link span {
    color: var(--gold);
}

.back-link:hover,
.carousel-link:hover,
.logout-link:hover {
    transform: translateY(-2px);
}

.hero-copy {
    position: relative;
    z-index: 1;
    max-width: 980px;
}

.kicker,
.step-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
    border-radius: 999px;
    font-weight: 950;
}

.kicker {
    margin-bottom: 16px;
    padding: 8px 12px;
    color: var(--gold-light);
    background: rgba(255, 255, 255, 0.12);
}

.hero h1 {
    margin-bottom: 14px;
    font-size: clamp(36px, 5vw, 66px);
    line-height: 0.98;
    letter-spacing: -0.055em;
}

.hero-copy p {
    color: #d8e2f0;
    line-height: 1.7;
}

.summary-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-top: 28px;
}

.summary-card {
    min-width: 0;
    padding: 18px 20px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.11);
}

.summary-card > span {
    color: var(--gold-light);
    font-size: 31px;
}

.summary-card strong,
.summary-card small {
    display: block;
}

.summary-card strong {
    font-size: 34px;
    line-height: 1.05;
}

.summary-card small {
    color: #d8e2f0;
    font-weight: 850;
}

.summary-card-gold {
    color: var(--blue-dark);
    background: var(--gold-soft);
}

.summary-card-gold small {
    color: #6b5618;
}

.summary-card-success {
    color: #0f5132;
    background: var(--green-soft);
}

.summary-card-success > span,
.summary-card-success small {
    color: var(--green);
}

.workspace-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 24px;
    align-items: start;
}

.workspace-main {
    min-width: 0;
}

.workspace-aside {
    position: sticky;
    top: 18px;
}

.panel {
    margin-bottom: 24px;
    padding: 26px;
    border: 1px solid var(--border);
    border-radius: 28px;
    background: var(--white);
    box-shadow: var(--shadow);
}

.panel-header {
    margin-bottom: 22px;
}

.panel-header-actions {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px;
}

.step-label {
    margin-bottom: 8px;
    padding: 6px 10px;
    color: var(--gold);
    background: var(--gold-soft);
    font-size: 12px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.panel h2,
.batch-panel h2 {
    color: var(--blue-dark);
    font-size: clamp(25px, 3vw, 31px);
}

.panel-header p,
.batch-description {
    margin-top: 5px;
    color: var(--muted);
    line-height: 1.55;
}

.filters-grid {
    display: grid;
    grid-template-columns: minmax(260px, 1.5fr) repeat(2, minmax(170px, 1fr));
    gap: 15px;
}

.form-group {
    display: grid;
    gap: 8px;
}

.form-group label {
    color: var(--blue-dark);
    font-weight: 900;
}

.form-group select,
.search-box {
    width: 100%;
    min-height: 48px;
    border: 1px solid var(--border);
    border-radius: 15px;
    outline: none;
    background: var(--bg);
}

.form-group select {
    padding: 0 13px;
    color: var(--text);
}

.search-box {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 9px;
    padding: 0 13px;
}

.search-box > span {
    color: var(--blue);
}

.search-box input {
    width: 100%;
    min-width: 0;
    min-height: 46px;
    border: 0;
    outline: none;
    background: transparent;
}

.form-group select:focus,
.search-box:focus-within {
    border-color: var(--blue);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(11, 61, 145, 0.1);
}

.rule-callout {
    display: flex;
    align-items: center;
    gap: 13px;
    margin-top: 18px;
    padding: 15px 17px;
    color: var(--blue-dark);
    border: 1px solid #cadaf3;
    border-radius: 17px;
    background: var(--blue-soft);
}

.rule-callout > span {
    color: var(--blue);
    font-size: 32px;
}

.rule-callout p {
    margin-top: 2px;
    color: #435a7d;
    line-height: 1.45;
}

.primary-button,
.secondary-button,
.ghost-button {
    min-height: 46px;
    padding: 0 17px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 999px;
    font-weight: 950;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primary-button {
    color: var(--white);
    background: var(--blue);
    box-shadow: 0 12px 28px rgba(11, 61, 145, 0.22);
}

.secondary-button {
    color: var(--blue);
    background: var(--blue-soft);
}

.ghost-button {
    color: var(--muted);
    background: var(--bg);
}

.primary-button:hover,
.secondary-button:hover,
.ghost-button:hover {
    transform: translateY(-2px);
}

.certificate-list {
    display: grid;
    gap: 12px;
    max-height: 760px;
    overflow: auto;
    padding: 2px 7px 2px 2px;
}

.certificate-card {
    position: relative;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 14px;
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: var(--bg);
    cursor: pointer;
    transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.certificate-card:hover {
    border-color: #afc2df;
    transform: translateY(-1px);
}

.certificate-card.selected {
    border-color: var(--blue);
    background: var(--blue-soft);
}

.certificate-card > input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.certificate-check {
    display: grid;
    width: 40px;
    height: 40px;
    place-items: center;
    color: transparent;
    border: 2px solid #aebbd0;
    border-radius: 12px;
    background: var(--white);
}

.certificate-card.selected .certificate-check {
    color: var(--white);
    border-color: var(--blue);
    background: var(--blue);
}

.certificate-content {
    min-width: 0;
}

.certificate-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.certificate-heading strong,
.certificate-heading span {
    display: block;
}

.certificate-heading strong {
    color: var(--blue-dark);
    font-size: 17px;
}

.certificate-heading > div > span {
    margin-top: 3px;
    color: var(--text);
    font-weight: 750;
}

.status-badge {
    flex: 0 0 auto;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 900;
}

.status-badge.pending {
    color: #795d08;
    background: var(--gold-soft);
}

.status-badge.issued {
    color: var(--green);
    background: var(--green-soft);
}

.certificate-meta {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 16px;
    margin-top: 13px;
}

.meta-item {
    display: flex;
    align-items: flex-start;
    gap: 7px;
    min-width: 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.4;
}

.meta-item > span:last-child {
    min-width: 0;
    overflow-wrap: anywhere;
}

.meta-item > .material-symbols-rounded {
    flex: 0 0 auto;
    color: var(--blue);
    font-size: 18px;
}

.meta-item.warning,
.meta-item.warning > .material-symbols-rounded {
    color: var(--red);
}

.folio-line,
.email-warning {
    margin-top: 11px;
    padding-top: 10px;
    border-top: 1px solid rgba(11, 61, 145, 0.12);
    font-size: 12px;
    line-height: 1.45;
}

.folio-line {
    color: var(--green);
    font-weight: 800;
}

.email-warning {
    color: var(--red);
    font-weight: 850;
}

.empty-message {
    padding: 24px;
    color: var(--muted);
    border: 1px dashed var(--border);
    border-radius: 18px;
    background: var(--bg);
    font-weight: 850;
    text-align: center;
}

.batch-panel h2 {
    margin-bottom: 8px;
}

.selected-summary {
    display: flex;
    align-items: center;
    gap: 13px;
    margin: 22px 0 16px;
    padding: 18px;
    color: var(--blue-dark);
    border: 1px solid #cadaf3;
    border-radius: 18px;
    background: var(--blue-soft);
}

.selected-summary > span {
    color: var(--blue);
    font-size: 38px;
}

.selected-summary strong,
.selected-summary small {
    display: block;
}

.selected-summary strong {
    font-size: 28px;
    line-height: 1;
}

.selected-summary small {
    margin-top: 3px;
    color: #435a7d;
    font-weight: 800;
}

.toggle-row {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 11px;
    margin-bottom: 18px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--bg);
    cursor: pointer;
}

.toggle-row input {
    width: 19px;
    height: 19px;
    margin-top: 2px;
    accent-color: var(--blue);
}

.toggle-row strong,
.toggle-row small {
    display: block;
}

.toggle-row small {
    margin-top: 3px;
    color: var(--muted);
    line-height: 1.4;
}

.action-button {
    width: 100%;
    margin-top: 10px;
}

.alert {
    margin-top: 16px;
    padding: 14px 15px;
    border-radius: 15px;
    font-weight: 850;
    line-height: 1.45;
}

.alert.success {
    color: #166534;
    background: var(--green-soft);
}

.alert.error {
    color: #991b1b;
    background: var(--red-soft);
}

.download-dialog {
    width: min(540px, calc(100% - 32px));
    margin: auto;
    padding: 30px;
    color: var(--text);
    border: 0;
    border-radius: 26px;
    background: var(--white);
    box-shadow: 0 30px 100px rgba(6, 30, 69, 0.32);
}

.download-dialog::backdrop {
    background: rgba(6, 30, 69, 0.65);
    backdrop-filter: blur(4px);
}

.dialog-icon {
    display: grid;
    width: 62px;
    height: 62px;
    margin-bottom: 17px;
    place-items: center;
    color: var(--green);
    border-radius: 20px;
    background: var(--green-soft);
    font-size: 34px;
}

.download-dialog h2 {
    color: var(--blue-dark);
    font-size: 30px;
}

.download-dialog p {
    margin-top: 9px;
    color: var(--muted);
    line-height: 1.55;
}

.download-dialog .dialog-question {
    color: var(--text);
    font-weight: 850;
}

.dialog-actions {
    display: grid;
    gap: 10px;
    margin-top: 22px;
}

.spin {
    animation: spin 0.9s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 1180px) {
    .workspace-grid {
        grid-template-columns: 1fr;
    }

    .workspace-aside {
        position: static;
    }

    .batch-panel {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0 18px;
    }

    .batch-panel > .step-label,
    .batch-panel > h2,
    .batch-panel > .batch-description,
    .batch-panel > #alertBox {
        grid-column: 1 / -1;
    }
}

@media (max-width: 1000px) {
    .filters-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .summary-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .panel-header-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .certificate-meta {
        grid-template-columns: 1fr;
    }

    .batch-panel {
        display: block;
    }
}

@media (max-width: 620px) {
    .communication-page {
        width: min(100% - 28px, 1480px);
        padding-top: 18px;
    }

    .hero,
    .panel {
        padding: 22px;
        border-radius: 22px;
    }

    .hero-actions,
    .hero-links,
    .selection-actions {
        display: grid;
        width: 100%;
    }

    .hero-actions a,
    .selection-actions button {
        width: 100%;
    }

    .filters-grid,
    .summary-grid {
        grid-template-columns: 1fr;
    }

    .certificate-heading {
        flex-direction: column;
    }

    .status-badge {
        width: fit-content;
    }

    .certificate-card {
        padding: 15px;
    }
}

/* Constancias generales: selección y descarga individual independientes. */
.certificate-card > label { display: flex; align-items: flex-start; cursor: pointer; }
.certificate-card > .certificate-content { min-width: 0; }
.certificate-card p { overflow-wrap: anywhere; }
.certificate-download { margin-top: 10px; }

.certificate-card > label input { position: absolute; opacity: 0; }
.certificate-card > label input:focus-visible + .certificate-check { outline: 3px solid #b08a1b; outline-offset: 3px; }