/* ============================================================================
   pages.css — secciones específicas (Home: hero, demo lab, metodología, etc.)
   ========================================================================== */

/* ---------- HERO ---------- */
.hero { position: relative; padding-top: calc(var(--header-h) + clamp(3rem, 4vw, 6rem)); padding-bottom: clamp(3rem, 4vw, 6rem); overflow: hidden; }
.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 4vw, 4rem); align-items: center; }
.hero-copy h1 { margin: 1.2rem 0 1.2rem; }
.hero-copy h1 .line { display: block; }
.hero-copy .lead { margin-bottom: 2rem; max-width: 52ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.9rem; align-items: center; }
.hero-meta { margin-top: 2.4rem; display: flex; flex-wrap: wrap; gap: 2rem; }
.hero-tagline { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.1em; color: var(--su-text-dim); margin-top: 1.4rem; }
.hero-tagline b { color: var(--su-cyan); font-weight: 600; }

/* Visual del laboratorio (canvas de agentes) */
.hero-visual { position: relative; aspect-ratio: 1 / 1; border-radius: var(--radius-lg); border: 1px solid var(--su-border); background: radial-gradient(circle at 50% 40%, rgba(0,167,255,0.1), transparent 65%); overflow: hidden; box-shadow: var(--shadow-card); }
.hero-visual canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-visual .visual-hud { position: absolute; inset: auto 1rem 1rem 1rem; display: flex; justify-content: space-between; align-items: center; gap: 0.6rem; z-index: 3; }
.hero-visual .hud-chip { backdrop-filter: blur(8px); background: rgba(2,7,13,0.5); border: 1px solid var(--su-border); border-radius: 10px; padding: 0.5rem 0.75rem; font-family: var(--font-mono); font-size: 0.66rem; color: var(--su-text); }
.hero-visual .hud-chip b { color: var(--su-cyan); }
.hero-visual .visual-top { position: absolute; top: 1rem; left: 1rem; z-index: 3; }

@media (max-width: 920px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 460px; margin-inline: auto; aspect-ratio: 4/3; }
}

/* ---------- Marquee de confianza / aplicaciones ---------- */
.trust { border-block: 1px solid var(--su-border); padding-block: 1.3rem; }
.trust .row { display: flex; flex-wrap: wrap; gap: 0.7rem 1.4rem; justify-content: center; align-items: center; }
.trust .row span { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.08em; color: var(--su-text-dim); text-transform: uppercase; }
.trust .row .sep { width: 5px; height: 5px; border-radius: 50%; background: var(--su-border); }

/* ---------- Encabezado de sección ---------- */
.section-head { max-width: 720px; margin-bottom: 2.6rem; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 { margin: 0.9rem 0 0.9rem; }
.section-head p { color: var(--su-text-dim); }
.section-head.center p { margin-inline: auto; }

/* ---------- Cómo funciona ---------- */
.how-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.how-step { padding: 1.5rem; border-radius: var(--radius); border: 1px solid var(--su-border); background: var(--su-surface); position: relative; }
.how-step .n { font-family: var(--font-mono); color: var(--su-cyan); font-size: 0.8rem; }
.how-step h3 { font-size: 1.05rem; margin: 0.6rem 0 0.4rem; }
.how-step p { font-size: 0.85rem; color: var(--su-text-dim); }
@media (max-width: 880px){ .how-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px){ .how-grid { grid-template-columns: 1fr; } }

/* ---------- Demo lab embed ---------- */
.demo-lab { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 2rem; align-items: center; }
.demo-stage { position: relative; aspect-ratio: 16/11; border-radius: var(--radius-lg); border: 1px solid var(--su-border); overflow: hidden; background: var(--su-deep-black); box-shadow: var(--shadow-card); }
.demo-stage canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.demo-stage .stage-readout { position: absolute; top: 0.9rem; left: 0.9rem; right: 0.9rem; display: flex; gap: 0.5rem; flex-wrap: wrap; z-index: 3; }
.readout { backdrop-filter: blur(8px); background: rgba(2,7,13,0.55); border: 1px solid var(--su-border); border-radius: 9px; padding: 0.4rem 0.65rem; font-family: var(--font-mono); font-size: 0.66rem; }
.readout b { display: block; font-size: 1.05rem; }
.readout.trust b { color: #38e08b; } .readout.risk b { color: #ff7a59; } .readout.adopt b { color: var(--su-cyan); }
.demo-controls { display: flex; flex-direction: column; gap: 1rem; }
.control-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip-btn { padding: 0.5rem 0.9rem; border-radius: var(--radius-pill); border: 1px solid var(--su-border); background: var(--su-surface); font-size: 0.8rem; color: var(--su-text); transition: all var(--t-fast); }
.chip-btn[aria-pressed="true"] { background: var(--su-blue-cyan); color: var(--su-black); border-color: transparent; font-weight: 600; }
.chip-btn:hover { border-color: var(--su-cyan); }
@media (max-width: 860px){ .demo-lab { grid-template-columns: 1fr; } }

/* ---------- Metodología timeline ---------- */
.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0.6rem; position: relative; }
.timeline::before { content: ""; position: absolute; left: 0; right: 0; top: 22px; height: 2px; background: linear-gradient(90deg, transparent, var(--su-border), transparent); }
.tstep { position: relative; padding-top: 3.4rem; }
.tstep .node { position: absolute; top: 12px; left: 0; width: 22px; height: 22px; border-radius: 50%; background: var(--su-black); border: 2px solid var(--su-cyan); box-shadow: 0 0 14px var(--su-glow); }
.tstep .node::after { content: ""; position: absolute; inset: 5px; border-radius: 50%; background: var(--su-blue-cyan); }
.tstep h4 { font-size: 0.95rem; color: var(--su-text-strong); }
.tstep p { font-size: 0.78rem; color: var(--su-text-dim); }
@media (max-width: 900px){ .timeline { grid-template-columns: 1fr 1fr; } .timeline::before { display: none; } }
@media (max-width: 520px){ .timeline { grid-template-columns: 1fr; } }

/* ---------- CTA final ---------- */
.cta-final { position: relative; overflow: hidden; border-radius: var(--radius-lg); border: 1px solid var(--su-border); padding: clamp(2.4rem, 4vw, 4.5rem); text-align: center; background: linear-gradient(150deg, rgba(0,167,255,0.12), rgba(0,217,255,0.04)); }
.cta-final h2 { margin-bottom: 1rem; }
.cta-final .hero-cta { justify-content: center; margin-top: 1.8rem; }

/* ---------- Grid de utilidades de columnas ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
@media (max-width: 880px){ .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; } .plans { grid-template-columns: 1fr; } }
@media (max-width: 560px){ .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ---------- Split "qué es" ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 3vw, 3.5rem); align-items: center; }
@media (max-width: 860px){ .split { grid-template-columns: 1fr; } }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.compare .card h3 { font-size: 1.1rem; margin-bottom: 0.8rem; }
.compare ul { display: flex; flex-direction: column; gap: 0.5rem; font-size: 0.88rem; color: var(--su-text-dim); }
@media (max-width: 520px){ .compare { grid-template-columns: 1fr; } }