/* =========================================================
   Martin Troccoli — Soluciones web a medida
   Dirección: sala de control. Negro mate, rojo de señal solo
   para lo activo, líneas finas, movimiento con propósito:
   el caos se ordena de izquierda a derecha.
   ========================================================= */

:root {
  --black: #08080a;
  --panel: #0f0f13;
  --panel-2: #16161c;
  --line: #2a2a31;
  --line-2: #3d3d48;
  --text: #f0f0f3;
  --muted: #a6a6b3;
  --red: #ff2233;
  --red-deep: #c4111f;

  --font-display: "Big Shoulders Display", "Arial Narrow", sans-serif;
  --font-body: "Barlow", system-ui, sans-serif;
  --font-data: "JetBrains Mono", ui-monospace, monospace;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --wrap: 1200px;
  --p: 0;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--black);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, p, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }

::selection { background: var(--red); color: var(--black); }
:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }
html { scrollbar-color: var(--red-deep) var(--black); }

.wrap { width: min(var(--wrap), 100% - 40px); margin-inline: auto; }
.skip-link { position: absolute; left: 12px; top: -60px; background: var(--red); color: var(--black); padding: 10px 16px; font-weight: 700; z-index: 100; }
.skip-link:focus { top: 12px; }

.scroll-bar { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 60; }
.scroll-bar span { display: block; height: 100%; background: var(--red); transform-origin: left; transform: scaleX(var(--p)); }

/* ---------- tipografía ---------- */
.section-title {
  font: 800 clamp(2.4rem, 5.4vw, 4.4rem)/0.98 var(--font-display);
  letter-spacing: 0.005em;
  max-width: 20ch;
  margin-bottom: 44px;
  text-wrap: balance;
}
.highlight { color: var(--red); }
.section-lead { font-size: 1.25rem; color: var(--muted); max-width: 52ch; margin-bottom: 48px; }
.section { position: relative; padding: clamp(72px, 10vw, 128px) 0; overflow: hidden; }

/* ---------- fondo espacial ---------- */
.space-bg { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; background: radial-gradient(60% 45% at 85% 8%, rgba(255, 34, 51, 0.07), transparent 70%), radial-gradient(55% 45% at 8% 92%, rgba(255, 255, 255, 0.035), transparent 70%); }

/* ---------- botones ---------- */
.btn {
  position: relative; overflow: hidden; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 54px; padding: 12px 30px;
  font: 700 0.95rem/1 var(--font-body); text-decoration: none; text-transform: uppercase; letter-spacing: 0.1em;
  border: 1px solid transparent; border-radius: 0; cursor: pointer;
  transition: color 0.35s var(--ease), border-color 0.35s, transform 0.35s var(--ease);
}
.btn::before { content: ""; position: absolute; inset: 0; z-index: -1; transform: scaleX(0); transform-origin: left; transition: transform 0.5s var(--ease); }
.btn:hover::before, .btn:focus-visible::before { transform: scaleX(1); }
.btn-primary { background: var(--red); color: var(--black); }
.btn-primary::before { background: var(--text); }
.btn-ghost { color: var(--text); border-color: var(--line-2); background: transparent; }
.btn-ghost::before { background: var(--text); }
.btn-ghost:hover { color: var(--black); border-color: var(--text); }
.btn-outline { color: var(--text); border-color: var(--line-2); background: transparent; }
.btn-outline::before { background: var(--red); }
.btn-outline:hover { color: var(--black); border-color: var(--red); }
.btn-dark { background: var(--black); color: var(--text); }
.btn-dark::before { background: var(--text); }
.btn-dark:hover { color: var(--black); }
.btn-lg { min-height: 68px; padding: 16px 44px; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn-sm { min-height: 42px; padding: 8px 20px; font-size: 0.85rem; }
.btn-icon { transition: transform 0.4s var(--ease); }
.btn:hover .btn-icon { transform: translateX(6px); }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(8, 8, 10, 0.94); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.logo-mark { display: grid; place-items: center; width: 38px; height: 38px; background: var(--red); color: var(--black); font: 800 1.1rem/1 var(--font-display); letter-spacing: 0.02em; }
.logo-word { font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; font-size: 0.95rem; }
.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a { text-decoration: none; font-weight: 500; font-size: 0.95rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); transition: color 0.25s, opacity 0.3s; }
.main-nav a:hover { color: var(--text); }
.main-nav .nav-cta { color: var(--red); border: 1px solid var(--red); padding: 10px 20px; transition: background 0.3s, color 0.3s; }
.main-nav .nav-cta:hover { background: var(--red); color: var(--black); }
.main-nav a { position: relative; }
.main-nav:hover a:not(:hover) { opacity: 0.35; }
.main-nav a:not(.nav-cta)::before { content: ""; position: absolute; left: -14px; top: 50%; width: 6px; height: 6px; margin-top: -3px; background: var(--red); transform: scale(0); transition: transform 0.35s var(--ease); }
.main-nav a:not(.nav-cta):hover::before { transform: scale(1); }
@media (prefers-reduced-motion: no-preference) {
  .main-nav a { animation: navDrop 0.8s var(--ease) both; }
  .main-nav a:nth-child(2) { animation-delay: 0.08s; }
  .main-nav a:nth-child(3) { animation-delay: 0.16s; }
  .main-nav a:nth-child(4) { animation-delay: 0.24s; }
}
@keyframes navDrop { from { opacity: 0; transform: translateY(-14px); } to { opacity: 1; transform: none; } }
.menu-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; padding: 10px; }
.menu-toggle span { display: block; height: 2px; background: var(--text); margin: 6px 0; }
.mobile-nav { display: none; }

/* ---------- hero ---------- */
.hero {
  position: relative; display: flex; flex-direction: column; min-height: calc(100vh - 68px);
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 100% 72px,
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 72px 100%;
}
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(70% 70% at 30% 40%, transparent 30%, rgba(8, 8, 10, 0.6) 100%); }
.hero-grid { position: relative; z-index: 1; flex: 1; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(32px, 5vw, 72px); align-items: center; padding: clamp(28px, 4vw, 52px) 0 clamp(24px, 3vw, 36px); }
.hero-title { font: 800 clamp(2.7rem, 5.3vw, 4.7rem)/0.94 var(--font-display); letter-spacing: 0.005em; margin-bottom: 24px; }
.hero-title .line { display: block; overflow: hidden; padding-bottom: 0.06em; }
.hero-title .line-in { display: block; transform: translateY(108%); transition: transform 1.1s var(--ease); }
.hero-title.is-in .line-in { transform: none; }
.hero-title.is-in .line:nth-child(2) .line-in { transition-delay: 0.1s; }
.hero-title.is-in .line:nth-child(3) .line-in { transition-delay: 0.2s; }
.hero-title.is-in .line:nth-child(4) .line-in { transition-delay: 0.3s; }
.word-red { color: var(--red); }
.hero-sub { max-width: 46ch; font-size: 1.15rem; color: var(--muted); margin-bottom: 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.console { background: var(--panel); border: 1px solid var(--line); position: relative; }
.console::before { content: ""; position: absolute; left: -1px; top: -1px; width: 56px; height: 3px; background: var(--red); }
.console-bar { display: flex; align-items: center; gap: 10px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.console-dot { width: 8px; height: 8px; background: var(--red); animation: blink 1.6s steps(2, jump-none) infinite; }
.console-title { font-weight: 600; font-size: 0.85rem; letter-spacing: 0.1em; text-transform: uppercase; }
.console-live { margin-left: auto; font: 500 0.7rem/1 var(--font-data); color: var(--red); letter-spacing: 0.1em; }
.ui-tag { font: 500 0.72rem/1 var(--font-data); letter-spacing: 0.04em; padding: 6px 10px; border: 1px solid var(--line-2); color: var(--text); transition: background 0.4s, color 0.4s, border-color 0.4s; }
.ui-tag.is-pending { background: var(--red); border-color: var(--red); color: var(--black); }
.console-label { font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.ui-data { font: 500 1.05rem/1 var(--font-data); font-variant-numeric: tabular-nums; }
.console-chat { font-size: 1rem; color: var(--text); min-height: 3em; }
@keyframes blink { 50% { opacity: 0.25; } }

/* ---------- panel de turnos (tablero de escritorio) ---------- */
.tp-dash { display: grid; grid-template-columns: 92px 1fr; }
.tp-side { display: flex; flex-direction: column; border-right: 1px solid var(--line); background: var(--black); }
.tp-side span { padding: 16px 12px; font: 600 0.72rem/1 var(--font-body); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); border-bottom: 1px solid var(--line); transition: background 0.3s, color 0.3s; }
.tp-side span:hover { background: var(--panel-2); color: var(--text); }
.tp-side .is-on { color: var(--text); box-shadow: inset 3px 0 0 var(--red); }
.tp-main { min-width: 0; }
.tp-table { width: 100%; border-collapse: collapse; }
.tp-table th { text-align: left; padding: 12px 18px 8px; font: 500 0.68rem/1 var(--font-data); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.tp-table td { padding: 14px 18px; border-top: 1px solid var(--line); font-weight: 500; }
.tp-table td:nth-child(2) { font-family: var(--font-data); }
.tp-table tbody tr { transition: background 0.3s; }
.tp-table tbody tr:hover { background: var(--panel-2); }
.tp-two { display: grid; grid-template-columns: 1fr 1.3fr; border-top: 1px solid var(--line); }
.tp-two > div { padding: 16px 18px; }
.tp-two > div + div { border-left: 1px solid var(--line); }
.tp-big { font: 500 1.6rem/1 var(--font-data); font-variant-numeric: tabular-nums; }
.tp-two .console-chat { min-height: 3em; font-size: 0.95rem; }

.signal { position: relative; z-index: 1; height: clamp(190px, 27vh, 280px); border-top: 1px solid var(--line); background: linear-gradient(180deg, rgba(8, 8, 10, 0.6), var(--black)); }
.signal canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.hero-sequence { position: absolute; inset: 0; margin: 0; pointer-events: none; }
.seq-item { position: absolute; top: 16px; font: 800 clamp(1rem, 2vw, 1.4rem)/1 var(--font-display); letter-spacing: 0.18em; color: var(--muted); transition: color 0.4s; padding-left: 16px; }
.seq-item::before { content: ""; position: absolute; left: 0; top: 50%; width: 8px; height: 8px; margin-top: -4px; border: 1px solid var(--muted); transition: background 0.4s, border-color 0.4s; }
.seq-item:nth-child(1) { left: 4%; }
.seq-item:nth-child(2) { left: 50%; transform: translateX(-50%); }
.seq-item:nth-child(3) { right: 4%; }
.seq-item.is-active { color: var(--text); }
.seq-item.is-active::before { background: var(--red); border-color: var(--red); }

/* ---------- problemas ---------- */
.problemas { background: transparent; }
.problemas-list { border-bottom: 1px solid var(--line); margin-bottom: 56px; }
.problema { position: relative; display: grid; grid-template-columns: 34px 1fr; align-items: center; gap: 12px; padding: 24px 0; border-top: 1px solid var(--line); }
.problema::before { content: ""; position: absolute; inset: 0; background: var(--panel-2); transform: scaleX(0); transform-origin: left; transition: transform 0.6s var(--ease); z-index: 0; }
.problema > * { position: relative; z-index: 1; }
.problema:hover::before { transform: scaleX(1); }
.problema p { font: 700 clamp(1.5rem, 3.2vw, 2.5rem)/1.1 var(--font-display); letter-spacing: 0.005em; transition: transform 0.5s var(--ease); }
.problema:hover p { transform: translateX(12px); }
.problema-mark { width: 16px; height: 16px; border: 2px solid var(--red); transition: background 0.5s var(--ease) 0.3s; }
.problema.is-visible .problema-mark { background: var(--red); }
.problemas-close { font-size: clamp(1.2rem, 2.2vw, 1.7rem); max-width: 34ch; color: var(--muted); }
.problemas-close strong { color: var(--text); font-weight: 600; }

/* ---------- servicios ---------- */
.servicios { background: rgba(15, 15, 19, 0.62); }
.servicios-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.servicio-card, .solucion { position: relative; background: var(--black); border: 1px solid var(--line); overflow: hidden; }
.servicio-card { padding: clamp(28px, 4vw, 48px); display: flex; flex-direction: column; gap: 20px; align-items: flex-start; transition: border-color 0.4s; }
.servicio-card::before, .solucion::before { content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 100%; background: var(--red); transform: scaleX(0.12); transform-origin: left; transition: transform 0.7s var(--ease); }
.servicio-card:hover::before, .solucion:hover::before { transform: scaleX(1); }
.servicio-card:hover, .solucion:hover { border-color: var(--line-2); }
[data-spot]::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity 0.4s; background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), rgba(255, 255, 255, 0.07), transparent 60%); }
[data-spot]:hover::after { opacity: 1; }
.servicio-card h3 { font: 800 clamp(2.2rem, 4vw, 3.2rem)/1 var(--font-display); }
.servicio-card > p { color: var(--muted); }
.servicio-list li { position: relative; padding: 6px 0 6px 28px; font-weight: 500; transition: transform 0.4s var(--ease); }
.servicio-list li::before { content: ""; position: absolute; left: 0; top: 50%; width: 14px; height: 2px; background: var(--red); transform-origin: left; transition: transform 0.4s var(--ease); }
.servicio-list li:hover::before { transform: scaleX(1.6); }
.servicio-list li:hover { transform: translateX(8px); }

/* ---------- cómo funciona ---------- */
.como-funciona { background: transparent; }
.pasos { position: relative; padding-left: clamp(28px, 4vw, 48px); }
.pasos::before, .pasos::after { content: ""; position: absolute; left: 0; top: 8px; bottom: 8px; width: 2px; }
.pasos::before { background: var(--line); }
.pasos::after { background: var(--red); transform-origin: top; transform: scaleY(var(--p)); }
.paso { display: grid; grid-template-columns: clamp(96px, 14vw, 160px) 1fr; align-items: center; gap: 12px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.paso:last-child { border-bottom: 0; }
.paso-num { font: 800 clamp(4rem, 9vw, 7rem)/0.9 var(--font-display); color: transparent; -webkit-text-stroke: 2px #7d7d8b; transition: color 0.6s, -webkit-text-stroke-color 0.6s; }
.paso.is-active .paso-num { color: var(--red); -webkit-text-stroke-color: var(--red); }
.paso h3 { font: 700 clamp(1.5rem, 2.6vw, 2rem)/1.1 var(--font-display); letter-spacing: 0.005em; margin-bottom: 6px; }
.paso p { color: var(--muted); max-width: 44ch; }

/* ---------- soluciones ---------- */
.soluciones { background: rgba(15, 15, 19, 0.62); }
.soluciones-grid { border-bottom: 1px solid var(--line); }
.solucion { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); align-items: baseline; gap: 12px 40px; padding: 26px 0; border: 0; border-top: 1px solid var(--line); background: transparent; overflow: visible; transition: background 0.4s; }
.solucion::before { content: ""; position: absolute; left: 0; top: -1px; height: 2px; width: 100%; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform 0.6s var(--ease); }
.solucion:hover::before { transform: scaleX(1); }
.solucion h3 { font: 700 clamp(1.6rem, 2.6vw, 2.2rem)/1.05 var(--font-display); }
.solucion p { color: var(--muted); }
.solucion--cta { background: var(--red); color: var(--black); border: 0; padding: 28px 24px; margin-top: 20px; }
.solucion--cta::before { display: none; }
.solucion--cta h3 { color: var(--black); }
.solucion--cta p { color: #2a0409; font-weight: 500; }
.solucion--cta a { grid-column: 2; justify-self: start; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.9rem; text-underline-offset: 6px; text-decoration-thickness: 2px; }

/* ---------- sobre mí ---------- */
.sobre-mi { background: rgba(15, 15, 19, 0.62); }
.sobre-mi-grid { display: grid; grid-template-columns: 0.8fr 1fr; gap: clamp(32px, 7vw, 96px); align-items: center; }
.sobre-mi-photo { position: relative; width: min(380px, calc(100% - 14px)); margin: 14px 0; }
.sobre-mi-photo::before, .sobre-mi-photo::after { content: ""; position: absolute; width: 64px; height: 64px; pointer-events: none; z-index: 2; transition: transform 0.6s var(--ease); }
.sobre-mi-photo::before { left: -14px; top: -14px; border-left: 2px solid var(--red); border-top: 2px solid var(--red); }
.sobre-mi-photo::after { right: -14px; bottom: -14px; border-right: 2px solid var(--red); border-bottom: 2px solid var(--red); }
.sobre-mi-photo[data-reveal].is-visible { clip-path: none; }
.sobre-mi-photo:hover::before { transform: translate(-6px, -6px); }
.sobre-mi-photo:hover::after { transform: translate(6px, 6px); }
.photo-frame { position: relative; aspect-ratio: 4 / 5; overflow: hidden; background: var(--black); }
.photo-frame img { width: 100%; height: 100%; object-fit: cover; object-position: 30% 40%; filter: grayscale(1) contrast(1.1) brightness(0.92); transition: filter 0.8s var(--ease), transform 1.2s var(--ease); }
.photo-frame::after { content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, transparent 30%, rgba(255, 34, 51, 0.5)); mix-blend-mode: multiply; transition: opacity 0.8s; }
.sobre-mi-photo:hover img { filter: grayscale(0) contrast(1.05); transform: scale(1.04); }
.sobre-mi-photo:hover .photo-frame::after { opacity: 0; }
.sobre-mi .section-title { margin-bottom: 24px; }
.sobre-mi-text { font-size: 1.3rem; max-width: 46ch; color: var(--muted); }

/* ---------- cta principal ---------- */
.cta-principal { text-align: center; background: var(--red); color: var(--black); margin-top: -56px; padding: 96px 0 56px; z-index: 2; clip-path: polygon(0 56px, 100% 0, 100% 100%, 0 100%); }
.cta-principal .wrap { position: relative; margin-top: -12px; max-width: 820px; }
.cta-title { font: 800 clamp(2rem, 4.4vw, 3.4rem)/1 var(--font-display); max-width: 18ch; margin: 0 auto 24px; text-wrap: balance; }
.cta-text { font: 700 clamp(1.7rem, 3.4vw, 2.6rem)/1.1 var(--font-display); letter-spacing: 0.01em; max-width: 34ch; margin: 0 auto 30px; text-wrap: balance; color: #1a0407; }
.cta-principal .btn { min-height: 56px; padding: 12px 34px; }

/* ---------- contacto ---------- */
.contacto { background: transparent; }
.contacto-grid { display: grid; grid-template-columns: 1fr; max-width: 760px; gap: clamp(32px, 6vw, 88px); align-items: start; }
.email-link { display: inline-flex; align-items: center; gap: 12px; font-weight: 500; text-decoration: underline; text-decoration-color: var(--red); text-decoration-thickness: 2px; text-underline-offset: 6px; margin-bottom: 14px; }
.email-link:hover { color: var(--red); }
.email-icon { display: inline-grid; place-items: center; color: var(--red); flex: none; }
.btn-whatsapp { display: flex; width: 100%; max-width: 440px; min-height: 76px; font-size: 1.15rem; background: #25d366; color: #052e14; margin-bottom: 18px; }
.btn-whatsapp::before { background: var(--text); }
.social-links a { display: inline-block; margin-top: 10px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; font-size: 0.9rem; text-underline-offset: 6px; text-decoration-color: var(--red); text-decoration-thickness: 2px; }
.contacto-form { position: relative; background: var(--panel); border: 1px solid var(--line); padding: clamp(24px, 4vw, 44px); color-scheme: dark; }
.contacto-form::before { content: ""; position: absolute; left: -1px; top: -1px; width: 56px; height: 3px; background: var(--red); }
.form-row { margin-bottom: 20px; }
.form-row label { display: block; font-size: 0.82rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.form-row input, .form-row select, .form-row textarea { width: 100%; font: 500 1.1rem var(--font-body); padding: 10px 0; background: transparent; color: var(--text); border: 0; border-bottom: 1px solid var(--line-2); border-radius: 0; transition: border-color 0.3s, box-shadow 0.3s; }
.form-row select option { background: var(--panel); }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline: none; border-color: var(--red); box-shadow: 0 1px 0 var(--red); }
.form-row textarea { resize: vertical; }
.form-status { min-height: 1.5em; margin-top: 14px; font-weight: 500; color: var(--muted); }
.form-status.is-error { color: var(--red); }
.form-status.is-ok { color: var(--text); }

/* ---------- footer ---------- */
.site-footer { background: rgba(8, 8, 10, 0.88); padding: 28px 0; border-top: 1px solid var(--line); font-size: 0.95rem; color: var(--muted); }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }

/* ---------- reveal ---------- */
[data-reveal] { opacity: 0; transition: opacity 0.9s var(--ease), transform 1s var(--ease), clip-path 1.1s var(--ease); }
[data-reveal="up"] { transform: translateY(28px); }
[data-reveal="left"] { transform: translateX(-40px); }
[data-reveal="right"] { transform: translateX(40px); }
[data-reveal="wipe"] { opacity: 1; clip-path: inset(0 100% 0 0); transform: translateX(-16px); }
[data-reveal].is-visible { opacity: 1; transform: none; clip-path: inset(0 0 0 0); }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .servicios-grid, .sobre-mi-grid, .contacto-grid { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .menu-toggle { display: block; }
  .mobile-nav.is-open { display: flex; flex-direction: column; padding: 8px 20px 20px; background: var(--black); border-top: 1px solid var(--line); }
  .mobile-nav a { padding: 14px 0; text-decoration: none; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; border-bottom: 1px solid var(--line); }
  .mobile-nav .nav-cta { margin-top: 12px; text-align: center; color: var(--red); border: 1px solid var(--red); }
}
@media (max-width: 680px) {
  body { font-size: 1.05rem; }
  .solucion { grid-template-columns: 1fr; }
  .solucion--cta a { grid-column: 1; }
  .paso { grid-template-columns: 76px 1fr; }
  .hero-actions .btn { width: 100%; }
  .signal { height: 170px; }
  .seq-item { font-size: 0.9rem; letter-spacing: 0.1em; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  [data-reveal], .hero-title .line-in { opacity: 1; transform: none; clip-path: none; }
}