/* ====================================================
   Landing Radio Victoria — estilos
   Mobile-first · Inter · Animaciones suaves
   ==================================================== */

/* Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Variables corporativas */
:root {
    --azul:           #1E88E5;
    --azul-oscuro:    #1565C0;
    --azul-suave:     #E3F2FD;
    --naranja:        #F5A623;
    --naranja-oscuro: #D88B0E;
    --naranja-suave:  #FFF4E0;

    --texto:          #0f1729;
    --texto-suave:    #4a5568;
    --texto-tenue:    #8b95a7;
    --linea:          #e6eaf0;
    --fondo:          #f7f9fc;
    --tarjeta:        #ffffff;

    --sombra-sm:      0 1px 2px rgba(15, 23, 41, 0.04);
    --sombra-md:      0 4px 16px rgba(15, 23, 41, 0.06);
    --sombra-lg:      0 18px 40px -10px rgba(15, 23, 41, 0.18);

    --radio:          16px;
    --radio-sm:       10px;
    --transicion:     250ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* Base */
html, body { height: 100%; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--fondo);
    color: var(--texto);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
}

/* ====================================================
   Decoración de fondo — blobs de color difuminados
   ==================================================== */
.bg-decor {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.35;
    will-change: transform;
}

.blob-azul {
    width: 520px;
    height: 520px;
    background: radial-gradient(circle, var(--azul), transparent 70%);
    top: -120px;
    left: -160px;
    animation: flotar1 18s ease-in-out infinite;
}

.blob-naranja {
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, var(--naranja), transparent 70%);
    bottom: -120px;
    right: -120px;
    animation: flotar2 22s ease-in-out infinite;
}

@keyframes flotar1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(40px, 60px) scale(1.08); }
}
@keyframes flotar2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(-50px, -40px) scale(1.06); }
}

/* ====================================================
   Header
   ==================================================== */
.header {
    padding: 1.5rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-logo {
    height: 44px;
    width: auto;
    user-select: none;
}

/* ====================================================
   Main / hero
   ==================================================== */
.main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem 1.25rem 2.5rem;
    width: 100%;
    max-width: 980px;
    margin: 0 auto;
}

.hero {
    text-align: center;
    margin-bottom: 2.5rem;
    animation: aparecer 0.7s var(--transicion) both;
}

.badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    background: var(--azul-suave);
    color: var(--azul-oscuro);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-radius: 999px;
    margin-bottom: 1.25rem;
}

.hero-title {
    font-size: clamp(1.75rem, 5vw, 2.75rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    color: var(--texto);
}

.hero-title-accent {
    background: linear-gradient(135deg, var(--azul) 0%, var(--naranja) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.hero-sub {
    font-size: 1.05rem;
    color: var(--texto-suave);
    max-width: 540px;
    margin: 0 auto;
}

/* ====================================================
   Tarjetas de acceso
   ==================================================== */
.cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    width: 100%;
    margin-bottom: 2.5rem;
}

.card {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--tarjeta);
    border: 1px solid var(--linea);
    border-radius: var(--radio);
    text-decoration: none;
    color: inherit;
    box-shadow: var(--sombra-sm);
    transition: transform var(--transicion),
                box-shadow var(--transicion),
                border-color var(--transicion);
    overflow: hidden;
    animation: aparecer 0.7s var(--transicion) both;
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }

/* Barra de color superior según variante */
.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    transition: height var(--transicion);
}

.card-azul::before    { background: var(--azul); }
.card-naranja::before { background: var(--naranja); }

.card:hover,
.card:focus-visible {
    transform: translateY(-4px);
    box-shadow: var(--sombra-lg);
    border-color: transparent;
    outline: none;
}

.card:hover::before,
.card:focus-visible::before { height: 6px; }

/* Ícono lateral */
.card-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    border-radius: var(--radio-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transicion);
}

.card-azul .card-icon {
    background: var(--azul-suave);
    color: var(--azul-oscuro);
}
.card-naranja .card-icon {
    background: var(--naranja-suave);
    color: var(--naranja-oscuro);
}

.card-icon svg {
    width: 28px;
    height: 28px;
}

.card:hover .card-icon { transform: scale(1.08) rotate(-3deg); }

/* Cuerpo */
.card-body {
    flex: 1;
    min-width: 0;
}

.card-eyebrow {
    display: block;
    font-size: 0.74rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--texto-tenue);
    margin-bottom: 0.4rem;
}

.card-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--texto);
    margin-bottom: 0.4rem;
    line-height: 1.3;
}

.card-desc {
    font-size: 0.92rem;
    color: var(--texto-suave);
    line-height: 1.5;
}

/* Flecha de acción */
.card-arrow {
    flex-shrink: 0;
    align-self: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--fondo);
    color: var(--texto-suave);
    transition: transform var(--transicion),
                background var(--transicion),
                color var(--transicion);
}

.card-arrow svg {
    width: 18px;
    height: 18px;
}

.card-azul:hover .card-arrow {
    background: var(--azul);
    color: white;
    transform: translateX(4px);
}
.card-naranja:hover .card-arrow {
    background: var(--naranja);
    color: white;
    transform: translateX(4px);
}

/* ====================================================
   Sección de ayuda
   ==================================================== */
.help {
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
    padding: 1.1rem 1.25rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--linea);
    border-radius: var(--radio);
    width: 100%;
    animation: aparecer 0.7s var(--transicion) 0.3s both;
}

.help-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--azul-suave);
    color: var(--azul-oscuro);
    display: flex;
    align-items: center;
    justify-content: center;
}

.help-icon svg {
    width: 20px;
    height: 20px;
}

.help-text {
    font-size: 0.92rem;
    color: var(--texto-suave);
    line-height: 1.55;
}

.help-text strong {
    display: block;
    color: var(--texto);
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.help-text em {
    font-style: normal;
    font-weight: 600;
    color: var(--texto);
}

/* ====================================================
   Footer
   ==================================================== */
.footer {
    padding: 1.25rem;
    text-align: center;
    font-size: 0.82rem;
    color: var(--texto-tenue);
    border-top: 1px solid var(--linea);
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* ====================================================
   Animaciones
   ==================================================== */
@keyframes aparecer {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ====================================================
   Desktop ≥ 720px → tarjetas lado a lado
   ==================================================== */
@media (min-width: 720px) {
    .header-logo { height: 48px; }

    .main { padding: 2rem 2rem 3rem; }

    .hero { margin-bottom: 3rem; }

    .cards {
        grid-template-columns: 1fr 1fr;
        gap: 1.25rem;
    }

    .card { padding: 1.75rem; }

    .help {
        padding: 1.25rem 1.5rem;
        align-items: center;
    }
}

/* ====================================================
   Accesibilidad — reducir animaciones
   ==================================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .blob { animation: none; }
}