/* ============================================
   HELPTEK — Animations (versión sin mareo)
   Regla: solo se animan cosas que ocurren UNA VEZ
   (entrada al viewport) o en respuesta directa al usuario.
   CERO movimientos continuos en background.
   ============================================ */

/* ── Keyframes permitidos ────────────────────── */

/* Punto de estado "en línea" — muy sutil, solo opacidad */
@keyframes pulse-dot {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.45;
    }
}

/* Entrada fade-up (scroll reveal, se ejecuta una sola vez) */
@keyframes appear-up {
    from {
        opacity: 0;
        transform: translateY(16px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Shimmer en botones al hacer hover (on-demand, no continuo) */
@keyframes shimmer {
    0% {
        transform: translateX(-100%) skewX(-20deg);
    }

    100% {
        transform: translateX(200%) skewX(-20deg);
    }
}

/* Bounce de los puntos del chat "escribiendo..." */
@keyframes typing-bounce {

    0%,
    60%,
    100% {
        transform: translateY(0);
        opacity: 0.4;
    }

    30% {
        transform: translateY(-4px);
        opacity: 1;
    }
}

/* Flecha en CTA — solo se mueve al hacer hover, no sola */
@keyframes arrow-nudge {

    0%,
    100% {
        transform: translateX(0);
    }

    50% {
        transform: translateX(5px);
    }
}

/* Spinner del formulario (loading state, on-demand) */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ── Navbar ──────────────────────────────────── */
.navbar {
    transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

/* ── Puntito "en línea" (solo opacidad, no scale) */
.badge-dot,
.pulse-indicator,
.network-status-dot,
.alert-dot {
    animation: pulse-dot 2.5s ease-in-out infinite;
}

/* ── Texto gradiente del hero — estático, sin movimiento */
.hero-title .gradient-text {
    background-size: 100%;
    /* sin animation */
}

/* ── Scroll reveal (IntersectionObserver + .visible) ── */
[data-animate] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}

[data-animate="fade-left"] {
    transform: translateX(32px);
}

[data-animate="fade-right"] {
    transform: translateX(-32px);
}

[data-animate].visible {
    opacity: 1;
    transform: translate(0);
}

/* Stagger de tarjetas de dolor */
.pain-card:nth-child(1) {
    transition-delay: 0ms;
}

.pain-card:nth-child(2) {
    transition-delay: 80ms;
}

.pain-card:nth-child(3) {
    transition-delay: 160ms;
}

/* ── Feature items: entrada escalonada (una sola vez) ── */
.pillar-content.visible .feature-item {
    opacity: 0;
    animation: appear-up 0.45s ease forwards;
}

.pillar-content.visible .feature-item:nth-child(1) {
    animation-delay: 0.05s;
}

.pillar-content.visible .feature-item:nth-child(2) {
    animation-delay: 0.12s;
}

.pillar-content.visible .feature-item:nth-child(3) {
    animation-delay: 0.19s;
}

.pillar-content.visible .feature-item:nth-child(4) {
    animation-delay: 0.26s;
}

/* ── Botones: shimmer solo al hover (on-demand) ── */
.btn-primary,
.btn-pillar,
.btn-cta-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::after,
.btn-pillar::after,
.btn-cta-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 40%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.12), transparent);
    transform: translateX(-100%) skewX(-20deg);
}

.btn-primary:hover::after,
.btn-pillar:hover::after,
.btn-cta-primary:hover::after {
    animation: shimmer 0.55s ease forwards;
}

/* ── Stat cards: shimmer on hover ── */
.stat-card {
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.stat-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.03), transparent);
    transform: translateX(-100%);
    pointer-events: none;
}

.stat-card:hover::after {
    animation: shimmer 0.5s ease forwards;
}

/* ── Chat typing dots ── */
.chat-msg.typing span {
    animation: typing-bounce 1.2s ease-in-out infinite;
}

.chat-msg.typing span:nth-child(2) {
    animation-delay: 0.18s;
}

.chat-msg.typing span:nth-child(3) {
    animation-delay: 0.36s;
}

/* ── Hover de pain cards: solo color, sin animación ── */
.pain-card:hover .pain-icon-wrap.red {
    box-shadow: 0 0 16px rgba(239, 68, 68, 0.2);
}

/* ── Authority cards: solo transición al hover ── */
.authority-card {
    transition: transform 0.25s ease, border-color 0.25s ease;
}

/* ── Network node ring: estático (sin scale) ── */
.node-ring {
    opacity: 0.35;
    /* sin animation */
}

/* ── Social pills: sin float ── */
.social-pill {
    /* sin animation continua */
}

/* ── Línea de scroll: estática ── */
.scroll-line {
    opacity: 0.3;
    /* sin animation */
}

/* ── Spinner solo en loading de formulario ── */
.btn.loading::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    display: inline-block;
}

/* ── Orbs: completamente estáticos ── */
.orb-1,
.orb-2,
.cta-orb-1,
.cta-orb-2 {
    /* sin animation */
}