:root {
    --azul-pirata: #4db8e7;
    --azul-profundo: #2b9ecf;
    --marron-oscuro: #36221f;
    --marron-claro: #c27d5f;
    --amarillo-oro: #ffd13b;
    --blanco: #ffffff;
    --fondo: #f5fafd;
    --texto: #1a1a1a;
}

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

body {
    font-family: 'Space Grotesk', sans-serif;
    background-color: var(--fondo);
    color: var(--texto);
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background: linear-gradient(135deg, var(--azul-pirata), var(--azul-profundo));
    color: var(--blanco);
    padding: 2.5rem 1.5rem;
    text-align: center;
    border-bottom: 6px solid var(--marron-oscuro);
    position: relative;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

header h1 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 3rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--blanco);
    text-shadow: 3px 3px 0px var(--marron-oscuro);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.gold-icon {
    color: var(--amarillo-oro);
    text-shadow: 2px 2px 0px var(--marron-oscuro);
    animation: float 3s ease-in-out infinite;
    display: inline-block;
}

.badge-mantenimiento {
    background-color: var(--marron-oscuro);
    color: var(--amarillo-oro);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 1rem;
    display: inline-block;
    border: 2px solid var(--amarillo-oro);
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem;
    text-align: center;
    background: radial-gradient(circle, rgba(255,255,255,1) 0%, rgba(240,248,252,1) 100%);
    position: relative;
    flex-grow: 1;
}

.hero h2 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 2.6rem;
    color: var(--marron-oscuro);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.3rem;
    max-width: 650px;
    margin-bottom: 3rem;
    line-height: 1.6;
    color: #4a4a4a;
}

.form-boletin {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    width: 100%;
}

.form-boletin input[type="email"] {
    padding: 1rem;
    font-size: 1.1rem;
    border: 3px solid var(--marron-oscuro);
    border-radius: 8px;
    width: 100%;
    max-width: 350px;
    font-family: inherit;
    text-align: center;
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--marron-oscuro);
    text-align: left;
    max-width: 350px;
    margin-top: 0.5rem;
}

.checkbox-container input[type="checkbox"] {
    margin-top: 3px;
    accent-color: var(--marron-oscuro);
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-container a {
    color: var(--azul-profundo);
    text-decoration: underline;
    cursor: pointer;
    font-weight: bold;
}

.btn-submit {
    background-color: var(--amarillo-oro);
    color: var(--marron-oscuro);
    padding: 1rem 2rem;
    font-size: 1.2rem;
    font-weight: 700;
    border: 3px solid var(--marron-oscuro);
    border-radius: 8px;
    cursor: pointer;
    text-transform: uppercase;
    box-shadow: 4px 4px 0px var(--marron-oscuro);
    transition: transform 0.2s;
    font-family: inherit;
    margin-top: 0.5rem;
}

.btn-submit:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px var(--marron-oscuro);
}

.features {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    padding: 5rem 2rem;
    background: linear-gradient(180deg, var(--azul-pirata) 0%, var(--azul-profundo) 100%);
    border-top: 6px solid var(--marron-oscuro);
    box-shadow: inset 0 10px 20px rgba(0,0,0,0.1);
}

.card {
    background-color: var(--blanco);
    border: 4px solid var(--marron-oscuro);
    border-radius: 20px;
    padding: 3rem 2rem;
    width: 310px;
    text-align: center;
    box-shadow: 0 10px 0px var(--marron-oscuro);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease;
    position: relative;
}

.card:hover {
    transform: translateY(-12px);
    box-shadow: 0 22px 0px var(--marron-oscuro);
    background-color: #fffef5;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
    filter: drop-shadow(2px 2px 0px var(--marron-oscuro));
}

.card h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--marron-oscuro);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.card p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #4a4a4a;
}

footer {
    background-color: var(--marron-oscuro);
    color: var(--blanco);
    text-align: center;
    padding: 3rem;
    border-top: 6px solid var(--amarillo-oro);
    font-size: 1.1rem;
    font-weight: 500;
    margin-top: auto;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-glass {
    background: rgba(255, 255, 255, 0.65);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    padding: 2.5rem;
    max-width: 500px;
    width: 90%;
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
    text-align: left;
}

.modal-overlay.active .modal-glass {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--marron-oscuro);
    font-weight: bold;
    line-height: 1;
}

.modal-glass h3 {
    font-family: 'Montserrat', sans-serif;
    color: var(--marron-oscuro);
    margin-bottom: 1rem;
    text-align: center;
}

.modal-glass p, .modal-glass li {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--texto);
    margin-bottom: 0.5rem;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(8deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

@media (max-width: 768px) {
    header h1 { font-size: 2.2rem; }
    .hero h2 { font-size: 2rem; }
    .features { gap: 2rem; padding: 4rem 1rem; }
}