/* ============================================================
   themes.css — Temas visuales y secciones especiales — v2
   ============================================================ */


/* ── 1. SECCIONES ───────────────────────────────────────────── */

.section--surface  { background: var(--color-surface); }
.section--surface2 { background: var(--color-surface-2); }

/* Fondo con patrón de puntos sutil */
.section--dots {
    background-image: radial-gradient(rgba(0,212,255,0.08) 1px, transparent 1px);
    background-size: 28px 28px;
}

/* Fondo con líneas de cuadrícula */
.section--grid {
    background-image:
        linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* Divisor visual entre secciones */
.section-divider {
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(0,212,255,0.3) 30%,
        rgba(124,58,237,0.3) 70%,
        transparent 100%
    );
    margin: 0;
}


/* ── 2. TESTIMONIOS ─────────────────────────────────────────── */

.testimonios {
    background: var(--color-surface);
    position: relative; overflow: hidden;
}

.testimonios::before {
    content: '';
    position: absolute;
    width: 700px; height: 700px; border-radius: 50%;
    background: radial-gradient(circle, rgba(0,212,255,0.05) 0%, transparent 70%);
    top: -200px; right: -150px; pointer-events: none;
}

.testimonios::after {
    content: '';
    position: absolute;
    width: 400px; height: 400px; border-radius: 50%;
    background: radial-gradient(circle, rgba(124,58,237,0.05) 0%, transparent 70%);
    bottom: -100px; left: -100px; pointer-events: none;
}

.testimonios h2 { color: var(--color-white); }
.testimonios .section-subtitle { color: var(--color-text-muted); }
.testimonios .testimonial-text { color: var(--color-text); }


/* ── 3. SOBRE MÍ ────────────────────────────────────────────── */

.sobre-mi { position: relative; }

@media (min-width: 769px) {
    .sobre-mi-content {
        padding-left: var(--space-md);
        border-left: 1px solid var(--color-border);
        position: relative;
    }

    .sobre-mi-content::before {
        content: '';
        position: absolute;
        left: -1px; top: 0;
        width: 2px; height: 80px;
        background: linear-gradient(to bottom, var(--color-primary), var(--color-secondary-light));
        border-radius: var(--radius-round);
    }
}


/* ── 4. UNIVERSIDADES ───────────────────────────────────────── */

.universidades {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border-soft);
    border-bottom: 1px solid var(--color-border-soft);
}


/* ── 5. FAQ ─────────────────────────────────────────────────── */

.faq { background: var(--color-bg); }

.accordion-item:hover .accordion-header:not(.active) {
    color: var(--color-primary);
}


/* ── 6. SCROLL REVEAL ───────────────────────────────────────── */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-delay-1 { transition-delay: 0.10s; }
.reveal-delay-2 { transition-delay: 0.20s; }
.reveal-delay-3 { transition-delay: 0.30s; }
.reveal-delay-4 { transition-delay: 0.40s; }
.reveal-delay-5 { transition-delay: 0.50s; }

@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
}


/* ── 7. EFECTOS ESPECIALES ──────────────────────────────────── */

/* Borde con gradiente animado */
.border-glow {
    border: 1px solid transparent;
    background: linear-gradient(var(--color-surface), var(--color-surface)) padding-box,
                linear-gradient(135deg, var(--color-primary), var(--color-secondary-light)) border-box;
}

/* Texto con gradiente de marca */
.text-gradient {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-green {
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Chip / badge de tecnología */
.tech-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.75rem;
    background: rgba(0,255,136,0.08);
    border: 1px solid rgba(0,255,136,0.20);
    border-radius: var(--radius-round);
    font-size: var(--fs-xs);
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.05em;
}

/* Número estadístico grande */
.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    line-height: 1;
}

/* Línea decorativa con color */
.line-primary  { border-color: rgba(0,212,255,0.3); }
.line-violet   { border-color: rgba(124,58,237,0.3); }
.line-green    { border-color: rgba(0,255,136,0.3); }


/* ── 8. CLASES ÚTILES DE COLOR ──────────────────────────────── */

.bg-surface   { background: var(--color-surface) !important; }
.bg-surface-2 { background: var(--color-surface-2) !important; }
.bg-primary   { background: var(--color-primary) !important; color: var(--color-bg) !important; }
.bg-violet    { background: var(--color-secondary) !important; color: #fff !important; }
.bg-green     { background: var(--color-accent) !important; color: var(--color-bg) !important; }


/* ── PULIDO FASE 4 — TEMAS ──────────────────────────────────── */

/* Animación de fondo del CTA final */
@keyframes ctaGlow {
    0%, 100% {
        opacity: 0.04;
        transform: scale(1) translateX(-50%);
    }
    50% {
        opacity: 0.10;
        transform: scale(1.15) translateX(-50%);
    }
}

.cta-final::before {
    animation: ctaGlow 6s ease-in-out infinite;
    transform-origin: center;
}

/* Línea decorativa del sobre-mi animada al hacer scroll */
.sobre-mi-content.visible::before {
    animation: lineGrow 0.8s ease forwards;
}

@keyframes lineGrow {
    from { height: 0; opacity: 0; }
    to   { height: 80px; opacity: 1; }
}

/* Cobertura chips — entrada escalonada */
.cobertura-item:nth-child(1) { transition-delay: 0.05s; }
.cobertura-item:nth-child(2) { transition-delay: 0.10s; }
.cobertura-item:nth-child(3) { transition-delay: 0.15s; }
.cobertura-item:nth-child(4) { transition-delay: 0.20s; }
.cobertura-item:nth-child(5) { transition-delay: 0.25s; }
.cobertura-item:nth-child(6) { transition-delay: 0.30s; }
.cobertura-item:nth-child(7) { transition-delay: 0.35s; }
.cobertura-item:nth-child(8) { transition-delay: 0.40s; }

/* Reseñas — efecto shine en hover */
.reseña-card::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255,255,255,0.03),
        transparent
    );
    transition: left 0.5s ease;
    pointer-events: none;
}

.reseña-card {
    position: relative;
    overflow: hidden;
}

.reseña-card:hover::after {
    left: 150%;
}

/* Tech placeholder — rotación 3D sutil en el ícono */
.tech-placeholder-icon {
    transform-style: preserve-3d;
}

.tech-placeholder:hover .tech-placeholder-icon {
    animation: rotate3d 3s ease-in-out infinite;
}

@keyframes rotate3d {
    0%   { transform: rotateY(0deg) rotateX(0deg); }
    25%  { transform: rotateY(15deg) rotateX(5deg); }
    75%  { transform: rotateY(-15deg) rotateX(-5deg); }
    100% { transform: rotateY(0deg) rotateX(0deg); }
}

/* Número del rating global con counter animation */
.rating-numero {
    font-variant-numeric: tabular-nums;
}

/* Efecto typewriter en el hero subtitle (sutil) */
.hero-specialty {
    overflow: hidden;
    white-space: nowrap;
    animation: revealChip 0.6s ease 0.3s both;
}

@keyframes revealChip {
    from { opacity: 0; transform: translateY(-10px) scale(0.95); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}


/* ── CURSOR GLOW ────────────────────────────────────────────── */

.cursor-glow {
    position: fixed;
    top: -200px;
    left: -200px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(
        circle,
        rgba(0, 212, 255, 0.06) 0%,
        transparent 65%
    );
    pointer-events: none;
    z-index: 0;
    will-change: transform;
    transform: translate(-50%, -50%);
    /* Solo visible en pantallas grandes */
}

@media (max-width: 1024px) {
    .cursor-glow { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    .cursor-glow { display: none; }
}