/* Identidad y experiencia compartidas. Solo presentación en pantalla. */
@media screen {
    :root {
        --primary-color: #2563eb;
        --primary-dark: #1d4ed8;
        --primary-light: #3b82f6;
        --text-primary: #111827;
        --text-secondary: #4b5563;
        --text-dark: #111827;
        --text-light: #4b5563;
        --border-color: #e5e7eb;
        --ui-ink: #111827;
        --ui-muted: #4b5563;
        --ui-accent: #2563eb;
        --ui-surface: #f5f6f8;
        --ui-line: #e5e7eb;
        --bs-primary-rgb: 37, 99, 235;
        --bs-link-color: #2563eb;
        --bs-link-hover-color: #1d4ed8;
    }
    body.certificate-app {
        background: #f5f6f8;
        color: var(--ui-ink);
        font-family: 'Inter', system-ui, sans-serif;
        line-height: 1.6;
        -webkit-font-smoothing: antialiased;
    }
    .certificate-app h1, .certificate-app h2, .certificate-app h3 {
        color: var(--ui-ink);
        letter-spacing: -.035em;
    }
    .certificate-app h2 { font-size: 1.7rem; font-weight: 700; }
    .certificate-app h5 { font-weight: 600; }
    .certificate-app .text-muted { color: var(--ui-muted) !important; }
    .certificate-app .card,
    .certificate-app .login-card,
    .certificate-app .option-card,
    .certificate-app .selection-card,
    .certificate-app .certificate-card,
    .certificate-app .verification-card {
        background: #fff;
        border: 1px solid var(--ui-line) !important;
        border-radius: 16px !important;
        box-shadow: 0 3px 12px #11182705 !important;
        backdrop-filter: none;
        transform: none;
    }
    .certificate-app .card-body { padding: 1.5rem; }
    .certificate-app .card-header {
        padding: 1.1rem 1.5rem;
        background: #fff !important;
        color: var(--ui-ink) !important;
        border-bottom: 1px solid var(--ui-line);
        border-radius: 16px 16px 0 0 !important;
    }
    .certificate-app .card-header h4,
    .certificate-app .card-header h5,
    .certificate-app .card-header i { color: inherit; }
    .certificate-app .btn {
        border-radius: 9px !important;
        padding: .65rem 1rem;
        font-size: .875rem;
        font-weight: 600;
        letter-spacing: 0;
        box-shadow: none;
        transition: background-color .15s, border-color .15s;
        transform: none !important;
    }
    .certificate-app .btn-primary,
    .certificate-app .btn-gradient,
    .certificate-app .option-card > .btn,
    .certificate-app .verify-input-group > button {
        background: var(--ui-accent) !important;
        border: 1px solid var(--ui-accent) !important;
        color: #fff !important;
        box-shadow: 0 2px 3px #2563eb10 !important;
    }
    .certificate-app .btn-primary:hover,
    .certificate-app .btn-gradient:hover,
    .certificate-app .option-card > .btn:hover { background: #1d4ed8 !important; }
    .certificate-app .btn-success { background: #15803d; color: #fff; border: 1px solid #15803d; }
    .certificate-app .btn-success:hover { background: #166534; color: #fff; }
    .certificate-app .btn-secondary { background: #f1f4f6; border-color: #d1d5db; color: #374151; }
    .certificate-app .btn-warning { background: #facc15; color: #422006; border: 1px solid #eab308; }
    .certificate-app .btn-danger { background: #dc2626; color: #fff; border: 1px solid #dc2626; }
    .certificate-app .btn-danger:hover { background: #b91c1c; color: #fff; }
    .certificate-app .btn-outline-primary { color: #2563eb; border-color: #93c5fd; }
    .certificate-app .btn-outline-primary:hover { color: #fff; background: #2563eb; }
    .certificate-app .btn:focus-visible,
    .certificate-app a:focus-visible,
    .certificate-app input:focus-visible,
    .certificate-app select:focus-visible,
    .certificate-app textarea:focus-visible {
        outline: 3px solid #2563eb;
        outline-offset: 3px;
        box-shadow: none;
    }
    .certificate-app .form-label { color: #374151; font-size: .85rem; font-weight: 600; }
    .certificate-app .form-control,
    .certificate-app .form-select,
    .certificate-app .verify-input-group input {
        border: 1px solid #cbd5e1;
        border-radius: 9px;
        min-height: 44px;
        background-color: #fff;
        color: #1f2937;
        box-shadow: 0 1px 2px #11182704;
    }
    .certificate-app .form-control::placeholder { color: #6b7280; font-weight: 400; }
    .certificate-app .form-control:focus,
    .certificate-app .form-select:focus { border-color: #2563eb; box-shadow: 0 0 0 3px #2563eb1a; }
    .certificate-app .form-check-input:checked { background-color: #2563eb; border-color: #2563eb; }
    .certificate-app .table { color: #374151; font-size: .875rem; --bs-table-hover-bg: #eff6ff; }
    .certificate-app .table > thead > tr > th {
        background: #f5f6f8 !important;
        color: #4b5563 !important;
        padding: .9rem .85rem;
        text-transform: none;
        letter-spacing: .01em;
        font-size: .76rem;
        font-weight: 600;
        border-bottom: 1px solid var(--ui-line);
    }
    .certificate-app .table > tbody > tr > td { padding: 1rem .85rem; border-color: #edf0f4; }
    .certificate-app .table .btn-sm { min-width: 34px; min-height: 34px; padding: .35rem .5rem; }
    .certificate-app .badge { border-radius: 6px; font-weight: 600; letter-spacing: .01em; }
    .certificate-app .badge.bg-success { background: #e5f3eb !important; color: #226047 !important; }
    .certificate-app .badge.bg-primary { background: #eff6ff !important; color: #1d4ed8 !important; }
    .certificate-app .badge.bg-info { background: #eaf0fa !important; color: #365b91 !important; }
    .certificate-app .badge.bg-warning { background: #fff1cf !important; color: #775806 !important; }
    .certificate-app .pagination .page-link { color: #2563eb; border-color: #e5e7eb; border-radius: 7px; }
    .certificate-app .pagination .active .page-link { background: #2563eb; color: #fff; }
    .certificate-app .modal-backdrop { background: #102a38; }
    .certificate-app .modal-content { border: 1px solid #e5e7eb; border-radius: 16px; box-shadow: 0 24px 80px #142f4233; }
    .certificate-app .modal-header { background: #fff !important; color: #111827 !important; border-bottom: 1px solid var(--ui-line); padding: 1.25rem 1.5rem; }
    .certificate-app .modal-header h5 { color: #111827; }
    .certificate-app .modal-header .btn-close { filter: none; opacity: .65; }
    .certificate-app .modal-footer { background: #f9fafb; border-top: 1px solid var(--ui-line); padding: 1rem 1.5rem; }
    .certificate-app .modal.fade .modal-dialog { transform: translateY(12px); }
    .certificate-app .modal.show .modal-dialog { transform: none; }
    .certificate-app .alert { border-radius: 10px; font-size: .9rem; }
    .certificate-app .navbar { border-radius: 0; }
    .certificate-app .navbar .navbar-brand,
    .certificate-app .navbar .navbar-text { color: #111827 !important; }
    .certificate-app .navbar .nav-link { color: #4b5563 !important; }
    .certificate-app .navbar .navbar-toggler { border-color: #d1d5db !important; }
    .certificate-app .navbar-toggler-icon { filter: brightness(0); opacity: .65; }
    .certificate-app .navbar .btn-outline-light { color: #374151; border-color: #d1d5db; }
    .certificate-app .navbar .btn-outline-light:hover { background: #f3f4f6; color: #111827; }
    .certificate-app .navbar-custom span { color: #374151; }
    .certificate-app .navbar-custom .btn-outline-danger { color: #b91c1c; border-color: #fca5a5; }
    .certificate-app .navbar:not(.admin-panel .navbar) { background: #ffffff !important; }
    .certificate-app .header { color: #1f2937; text-shadow: none; }
    .certificate-app .header h1 { text-shadow: none; }
    .certificate-app .header p { color: #4b5563; opacity: 1; }
    .certificate-app .login-header { background: #eff6ff; color: #1e40af; }
    .certificate-app .login-header h3 { color: #1e40af; }
    .certificate-app .home-container { max-width: 1060px; }
    .certificate-app .logo-section h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
    .certificate-app .option-card { text-align: left; padding: 2rem; }
    .certificate-app .option-card > i { display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px; border-radius: 14px; background: #eff6ff; color: #2563eb; font-size: 1.5rem; margin-bottom: 1.5rem; }
    .certificate-app .option-card > .btn { width: 100%; }
    .certificate-app .verify-section { background: #ffffff; color: #374151; border: 1px solid #e5e7eb; border-radius: 16px; padding: 2rem; margin-top: 1.5rem; box-shadow: none; }
    .certificate-app .verify-section h4 { color: #111827; font-size: 1.15rem; }
    .ui-verify-label { display: block; color: #4b5563; font-size: .8rem; text-align: left; margin: 1.25rem 0 .5rem; }
    .certificate-app .selection-card .icon { color: #2563eb; }
    .certificate-app .features { background: #fff; border: 1px solid var(--ui-line); box-shadow: none; }
    .ui-eyebrow { display: block; font-size: .68rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: #4b5563; }
    .ui-section-description { color: #4b5563; font-size: .9rem; margin: -.15rem 0 1.5rem; }
    .workspace-topbar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0 0 1.5rem; margin-bottom: 1.75rem; border-bottom: 1px solid var(--ui-line); }
    .workspace-context { display: flex; align-items: center; gap: .7rem; font-size: .8rem; color: #4b5563; margin: .4rem 0 0; }
    .workspace-context strong { color: #374151; font-weight: 500; }
    .portal-link { color: #4b5563; font-size: .8rem; text-decoration: none; border: 1px solid #e5e7eb; background: #fff; border-radius: 8px; padding: .5rem .75rem; white-space: nowrap; }
    .portal-link i { margin-right: .35rem; font-size: .75rem; }
    .admin-panel #main-content > .container-fluid { padding: 1.8rem 2rem 3rem; margin-top: 0 !important; }
    .admin-panel .navbar,
    .admin-panel .navbar.prueba-mode,
    .admin-panel .navbar.admin-mode { background: #ffffff !important; border: 0 !important; border-right: 1px solid #e5e7eb !important; box-shadow: none; }
    .admin-panel .navbar-brand { font-size: 1rem; line-height: 1.5; font-weight: 600; }
    .admin-panel .navbar-brand .badge { margin-left: 0 !important; font-size: .55rem; background: #e9bd65 !important; color: #503700 !important; animation: none; }
    .admin-panel .navbar-brand .fa-flask { color: #7c3aed; animation: none; }
    .admin-panel .navbar .nav-link { color: #4b5563 !important; font-size: .85rem; font-weight: 500; border-radius: 8px; padding: .8rem .9rem; transition: background .15s; }
    .admin-panel .navbar .nav-link i { width: 20px; margin-right: .55rem !important; color: #6b7280; }
    .admin-panel .navbar .nav-link.ui-current { background: #eff6ff !important; color: #1d4ed8 !important; }
    .admin-panel .navbar .nav-link.ui-current i { color: #2563eb; }
    .admin-panel .navbar .nav-link.ui-current { box-shadow: inset 3px 0 #2563eb; }
    .admin-panel #navbarNav > ul { width: 100%; }
    .admin-panel #navbarNav > ul > li { width: 100%; }
    .admin-panel .navbar .nav-link { width: 100%; }
    .admin-panel .navbar .nav-link:hover { background: #f3f4f6 !important; }
    .admin-panel #user-info { color: #4b5563; font-size: .75rem; }
    .admin-panel #dashboard .dashboard-card { border: 1px solid var(--ui-line) !important; }
    .admin-panel #dashboard .row > div:nth-child(1) > .dashboard-card { border-top: 3px solid #2563eb !important; }
    .admin-panel #dashboard .row > div:nth-child(2) > .dashboard-card { border-top: 3px solid #7c3aed !important; }
    .admin-panel #dashboard .row > div:nth-child(3) > .dashboard-card { border-top: 3px solid #15803d !important; }
    .admin-panel #dashboard .row > div:nth-child(2) .dashboard-icon { background: #f3e8ff !important; }
    .admin-panel #dashboard .row > div:nth-child(2) .dashboard-icon i { color: #7c3aed !important; }
    .admin-panel #dashboard .row > div:nth-child(3) .dashboard-icon { background: #dcfce7 !important; }
    .admin-panel #dashboard .row > div:nth-child(3) .dashboard-icon i { color: #15803d !important; }
    .admin-panel #dashboard .dashboard-card .card-body { display: flex; flex-direction: column; align-items: flex-start; padding: 1.5rem !important; text-align: left !important; }
    .admin-panel .dashboard-icon { width: 44px !important; height: 44px !important; padding: .65rem !important; margin: 0 0 1.25rem !important; border-radius: 12px !important; display: grid; place-items: center; }
    .admin-panel .dashboard-icon i { font-size: 1.15rem; }
    .admin-panel #dashboard .dashboard-card h6 { font-size: .8rem; }
    .admin-panel #dashboard .dashboard-card h2 { color: #111827 !important; font-size: 2.25rem; margin-top: .35rem; }
    .admin-panel #system-status { font-size: .7rem !important; padding: .5rem .65rem; text-transform: none; }
    .admin-panel .card-header .text-white { color: #111827 !important; }
    .admin-panel #login-section { background: #f5f6f8 !important; gap: 6vw; padding: 3rem !important; }
    .admin-panel #login-section > .card { width: 420px !important; flex-shrink: 0; }
    .admin-panel #login-section > .card > .card-body { padding: 2.5rem !important; }
    .admin-panel #login-section .card .text-center > i { font-size: 1.5rem; width: 52px; height: 52px; border-radius: 14px; padding: .8rem; background: #eff6ff; color: #2563eb; }
    .admin-panel #login-section .card h3 { font-size: 1.5rem; }
    .admin-panel #login-section .card p { font-size: .85rem; }
    .login-story { max-width: 480px; padding: 2rem 0; }
    .ui-wordmark { display: flex; align-items: center; gap: .65rem; color: #111827; font-size: 1.3rem; font-weight: 800; margin-bottom: 4rem; }
    .ui-wordmark > i { color: #2563eb; }
    .ui-wordmark > span { font-size: .85rem; font-weight: 400; color: #4b5563; border-left: 1px solid #d1d5db; padding-left: .7rem; }
    .login-story h1 { font-size: clamp(2.2rem, 3.4vw, 3.3rem); font-weight: 700; line-height: 1.15; margin: 1rem 0 1.5rem; }
    .login-story > p { color: #4b5563; font-size: 1rem; }
    .login-story-features { display: grid; gap: .85rem; margin: 2rem 0 3rem; color: #4b5563; font-size: .85rem; }
    .login-story-features i { margin-right: .65rem; color: #2563eb; width: 18px; }
    .login-story small { color: #6b7280; font-size: .7rem; }
    .ui-skip-link { position: fixed; top: -100px; left: 1rem; z-index: 2000; padding: .75rem; background: #fff; color: #2563eb; border-radius: 6px; }
    .ui-skip-link:focus { top: 1rem; }
}

@media screen and (min-width: 1200px) {
    .admin-panel #main-content > .navbar { position: fixed; inset: 0 auto 0 0; width: 248px; height: 100dvh; overflow-y: auto; align-items: stretch; padding: 1.8rem 1.1rem 1.25rem; z-index: 1020; }
    .admin-panel .navbar > .container-fluid { flex-direction: column; align-items: stretch; justify-content: flex-start; padding: 0; gap: 2rem; }
    .admin-panel .navbar-brand { max-width: 100%; padding: 0 .65rem; margin: 0; }
    .admin-panel .navbar-toggler { display: none; }
    .admin-panel #navbarNav { display: flex !important; flex: 1; flex-direction: column; align-items: stretch; padding: 0; flex-basis: auto; }
    .admin-panel #navbarNav > ul { display: flex; flex-direction: column; gap: .35rem; margin: 0 !important; padding: 0; border: 0; }
    .admin-panel #navbarNav > div.navbar-nav { margin: auto 0 0 !important; padding: 1.25rem .65rem 0; flex-direction: column; align-items: stretch; gap: 1rem; border-top: 1px solid #e5e7eb; }
    .admin-panel .navbar .btn-outline-light { font-size: .75rem; border-color: #d1d5db; color: #374151; }
    .admin-panel #main-content > .container-fluid { margin-left: 248px; width: calc(100% - 248px); padding-inline: clamp(1.5rem, 3vw, 3.5rem); }
}
@media screen and (max-width: 1199.98px) {
    .admin-panel .navbar { padding: .8rem 1rem; }
    .admin-panel #navbarNav { padding-top: 1rem; }
    .admin-panel #navbarNav > ul { gap: .4rem; margin: 0; padding: 0; border: 0; }
    .admin-panel .navbar-toggler { border-color: #d1d5db; border-radius: 9px; }
    .admin-panel #login-section { gap: 3vw; padding: 2rem !important; }
    .login-story { max-width: 390px; }
}
@media screen and (max-width: 767.98px) {
    .admin-panel #main-content > .container-fluid { padding: 1.25rem 1rem 2rem; }
    .workspace-topbar { margin-bottom: 1.5rem; padding-bottom: 1rem; }
    .workspace-topbar .ui-eyebrow { font-size: .56rem; }
    .workspace-context { font-size: .7rem; gap: .4rem; }
    .portal-link { font-size: .7rem; padding: .45rem .6rem; }
    .admin-panel .section h2 { font-size: 1.4rem; }
    .ui-section-description { font-size: .8rem; margin-bottom: 1.25rem; }
    .admin-panel #dashboard .row.g-4 { --bs-gutter-y: 1rem; }
    .admin-panel #dashboard .dashboard-card .card-body { padding: 1.25rem !important; }
    .admin-panel .table-mobile-cards tr { border-color: #e5e7eb !important; border-radius: 12px !important; padding: 1rem !important; box-shadow: none !important; }
    .admin-panel .table-mobile-cards td { font-size: .9rem !important; }
    .admin-panel .table-mobile-cards td::before { color: #4b5563; font-size: .65rem; font-weight: 600; letter-spacing: .07em; }
    .admin-panel .table-mobile-cards .btn-group .btn { font-size: .85rem !important; }
    .admin-panel #login-section { flex-direction: column; gap: 0; padding: 1.25rem !important; }
    .login-story { width: 100%; max-width: 420px; padding: 0 0 1.5rem; }
    .ui-wordmark { margin-bottom: 0; font-size: 1.1rem; }
    .login-story > :not(.ui-wordmark) { display: none; }
    .admin-panel #login-section > .card > .card-body { padding: 1.75rem !important; }
    .certificate-app .card-body { padding: 1.15rem; }
    .certificate-app .modal-header,
    .certificate-app .modal-footer { padding: 1rem; }
    .certificate-app .option-card { padding: 1.5rem; }
    .certificate-app .verify-section { padding: 1.25rem; }
    .certificate-app .home-container { padding: .5rem; }
    .certificate-app .header { margin-bottom: 1.75rem; }
}