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

        body {
            background: #FFFFFF;  /* fondo blanco puro */
            font-family: system-ui, 'Segoe UI', 'Poppins', 'Inter', -apple-system, BlinkMacSystemFont, 'Roboto', sans-serif;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2rem 1.5rem;
            position: relative;
        }

        /* Detalle de fondo sutil con el color de resalte #0d47a1 muy leve (opcional, solo estético) */
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at 10% 20%, rgba(13, 71, 161, 0.02) 0%, rgba(255,255,255,0) 70%);
            pointer-events: none;
            z-index: 0;
        }

        /* Tarjeta principal */
        .container {
            max-width: 1100px;
            width: 100%;
            background: #FFFFFF;
            border-radius: 2rem;
            box-shadow: 0 25px 45px -12px rgba(0, 0, 0, 0.15), 0 2px 5px rgba(0,0,0,0.02);
            overflow: hidden;
            position: relative;
            z-index: 2;
            transition: all 0.2s ease;
        }

        /* franja decorativa superior con #EEA500 y #2084CE */
        .hero-strip {
            height: 8px;
            background: linear-gradient(90deg, #2084CE 0%, #EEA500 50%, #2084CE 100%);
            width: 100%;
        }

        .content {
            padding: 2.5rem 2rem 3rem;
        }

        /* área del logo + imagen */
        .logo-area {
            display: flex;
            justify-content: center;
            margin-bottom: 2rem;
        }

        .logo-frame {
            background: #FFFFFF;
            border-radius: 28px;
            padding: 0.75rem 1.5rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.03), 0 0 0 1px #f0f2f5;
            transition: all 0.2s;
            max-width: 100%;
        }

        /* espacio para la imagen del logo */
        .logo-img {
            max-width: 220px;
            width: auto;
            height: auto;
            display: block;
            object-fit: contain;
            max-height: 100px;
        }

        /* texto de respaldo si aún no hay imagen */
        .logo-placeholder {
            font-size: 1rem;
            font-weight: 500;
            background: #f8f9fc;
            padding: 0.4rem 1.2rem;
            border-radius: 60px;
            color: #0d47a1;
            border: 1px dashed #2084CE;
            font-family: monospace;
        }

        /* mensaje principal "pronto" */
        .pronto-tag {
            text-align: center;
            margin-bottom: 1.5rem;
        }

        .pronto-title {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, #2084CE 0%, #0d47a1 70%);
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
            display: inline-block;
            padding: 0 0.2rem;
        }

        .badge {
            display: inline-block;
            background: #EEA50010;
            backdrop-filter: blur(4px);
            color: #EEA500;
            font-weight: 600;
            font-size: 0.85rem;
            padding: 0.2rem 1rem;
            border-radius: 40px;
            margin-left: 0.8rem;
            vertical-align: middle;
            border: 1px solid #EEA50030;
        }

        /* institucion destacada */
        .institution {
            text-align: center;
            margin: 0.5rem 0 1rem 0;
        }

        .institution h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #0d47a1;
            letter-spacing: -0.3px;
        }

        .institution p {
            font-size: 1rem;
            color: #2c3e50;
            margin-top: 0.3rem;
            font-weight: 500;
            background: #F9FAFE;
            display: inline-block;
            padding: 0.2rem 1rem;
            border-radius: 50px;
        }

        /* contador regresivo (7 días desde ahora) */
        .countdown-wrapper {
            background: #F8FAFF;
            border-radius: 2rem;
            padding: 1.8rem 1rem;
            margin: 2rem 0 1.8rem;
            border: 1px solid #eef2f9;
            box-shadow: 0 8px 20px rgba(13, 71, 161, 0.05);
        }

        .countdown-title {
            text-align: center;
            font-weight: 600;
            color: #0d47a1;
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .countdown-timer {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.2rem;
        }

        .time-card {
            background: white;
            padding: 0.8rem 1rem;
            min-width: 90px;
            text-align: center;
            border-radius: 1.5rem;
            box-shadow: 0 8px 14px rgba(0, 0, 0, 0.02), 0 0 0 1px #e9edf2;
            transition: transform 0.2s;
        }

        .time-card span:first-child {
            font-size: 2.8rem;
            font-weight: 800;
            display: block;
            line-height: 1.2;
            color: #2084CE;
        }

        .time-label {
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            color: #5a687c;
            letter-spacing: 1px;
        }

        /* mensaje adicional y detalles resaltados con #0d47a1 */
        .info-message {
            text-align: center;
            margin-top: 2rem;
            padding: 0.8rem;
            border-top: 1px solid #eef2fa;
        }

        .highlight {
            color: #0d47a1;
            font-weight: 700;
            background: linear-gradient(120deg, #eef4ff, transparent);
            padding: 0.2rem 0.5rem;
            border-radius: 12px;
            display: inline-block;
        }

        .footer-note {
            text-align: center;
            font-size: 0.8rem;
            color: #5f6c84;
            margin-top: 1.7rem;
        }

        .footer-note a {
            color: #2084CE;
            text-decoration: none;
            font-weight: 500;
        }

        /* responsive */
        @media (max-width: 640px) {
            .content {
                padding: 1.8rem 1.2rem;
            }
            .pronto-title {
                font-size: 2.2rem;
            }
            .institution h2 {
                font-size: 1.4rem;
            }
            .time-card {
                min-width: 70px;
                padding: 0.5rem 0.3rem;
            }
            .time-card span:first-child {
                font-size: 2rem;
            }
            .logo-img {
                max-width: 160px;
            }
        }

        @media (max-width: 480px) {
            .countdown-timer {
                gap: 0.8rem;
            }
            .time-card {
                min-width: 65px;
            }
            .time-card span:first-child {
                font-size: 1.6rem;
            }
        }

        button, .time-card {
            user-select: none;
        }