/* =========================================================
   TallerTécnico — Landing de servicios tecnológicos
   Paleta: Opción 2 "Premium local"
   Fondo: #F5F1EA / #FFFFFF / #1E293B
   Texto: #1F2937 / #374151 / #F8FAFC
   Acento principal: #0F766E (verde petróleo)
   Detalle cálido (solo CTA/links): #A16207 (cobre)
   Sin glow, sin neón, sin sombras de color.
   ========================================================= */

:root {
  --bg:            #F5F1EA;   /* beige cálido */
  --bg-card:       #FFFFFF;
  --bg-alt:        #EFEAE1;   /* alterno muy sutil */
  --ink-strong:    #1F2937;
  --ink:           #374151;
  --ink-soft:      #6B7280;
  --on-dark:       #F8FAFC;
  --on-dark-soft:  #CBD5E1;
  --accent:        #0F766E;   /* verde petróleo */
  --accent-dark:   #0C5C55;
  --copper:        #A16207;   /* detalle cálido, uso moderado */
  --copper-dark:   #855208;
  --dark:          #1E293B;   /* slate profundo */
  --line:          #E2DCD0;   /* bordes suaves cálidos */
  --line-strong:   #D4CCBC;

  --radius:   12px;
  --radius-sm: 8px;
  --shadow:   0 1px 2px rgba(31, 41, 55, .04), 0 6px 18px rgba(31, 41, 55, .06);
  --shadow-sm:0 1px 2px rgba(31, 41, 55, .05);

  --maxw: 1140px;
  --pad: clamp(1.25rem, 4vw, 2rem);

  --t: 220ms cubic-bezier(.4, 0, .2, 1);
}

/* ---------- Reset ligero ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: clamp(1rem, .96rem + .2vw, 1.0625rem);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }

h1, h2, h3 {
  font-family: "Fraunces", Georgia, "Times New Roman", serif;
  color: var(--ink-strong);
  line-height: 1.15;
  letter-spacing: -.01em;
  font-weight: 600;
  margin: 0 0 .5rem;
}

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .75rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 .75rem;
}

/* ---------- Accesibilidad ---------- */
.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--dark); color: var(--on-dark);
  padding: .6rem 1rem; border-radius: 0 0 var(--radius-sm) 0; z-index: 200;
}
.skip-link:focus { left: 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font: inherit; font-weight: 600; font-size: .95rem;
  padding: .8rem 1.5rem; border-radius: var(--radius-sm);
  border: 1px solid transparent; cursor: pointer;
  transition: background var(--t), color var(--t), border-color var(--t), transform var(--t);
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--ink-strong); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-block { width: 100%; }
.btn-light { background: #fff; color: var(--accent-dark); }
.btn-light:hover { background: #F1FAF8; transform: translateY(-1px); }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.55); }
.btn-outline-light:hover { border-color: #fff; background: rgba(255,255,255,.1); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(245, 241, 234, .85);
  backdrop-filter: saturate(1.1) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 600; }
.brand-mark {
  width: 22px; height: 22px; border-radius: 6px;
  background: var(--accent);
  position: relative; flex: none;
}
.brand-mark::after {
  content: ""; position: absolute; inset: 6px 6px auto auto;
  width: 6px; height: 6px; border-radius: 2px; background: var(--copper);
}
.brand-text { font-size: 1.05rem; color: var(--ink-strong); }
.brand-text strong { color: var(--accent); font-weight: 600; }

.nav { display: flex; align-items: center; }
.nav-menu { display: flex; align-items: center; gap: 1.75rem; }
.nav-menu a { font-size: .92rem; font-weight: 500; color: var(--ink); transition: color var(--t); }
.nav-menu a:hover { color: var(--accent); }
.nav-cta {
  background: var(--dark); color: var(--on-dark) !important;
  padding: .55rem 1.05rem; border-radius: var(--radius-sm);
}
.nav-cta:hover { background: #0f172a; }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: 0; padding: .4rem; cursor: pointer;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--ink-strong); border-radius: 2px; transition: transform var(--t), opacity var(--t); }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(60% 80% at 88% 8%, rgba(161, 98, 7, .08) 0%, transparent 55%),
    radial-gradient(70% 90% at 8% 0%, rgba(15, 118, 110, .10) 0%, transparent 55%),
    linear-gradient(180deg, #FBF8F2 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--line);
  padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(3rem, 6vw, 5rem);
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.1rem, 1.4rem + 3.2vw, 3.5rem);
  margin-bottom: 1rem;
}
.hero-sub { font-size: clamp(1.05rem, 1rem + .35vw, 1.2rem); color: var(--ink); max-width: 48ch; margin: 0 0 1.75rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-bottom: 2.25rem; }

.hero-trust {
  display: flex; flex-wrap: wrap; gap: 1.5rem 2rem;
  padding-top: 1.5rem; border-top: 1px solid var(--line);
  font-size: .9rem; color: var(--ink-soft);
}
.hero-trust li { display: flex; flex-direction: column; }
.trust-num { font-family: "Fraunces", serif; font-size: 1.4rem; color: var(--accent); font-weight: 600; }
.hero-trust li:nth-child(2) .trust-num { color: var(--copper); }

/* Panel técnico (sobrio) */
.hero-panel {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem 1.35rem 1.1rem;
}
.panel-head {
  display: flex; align-items: center; gap: .55rem;
  font-size: .85rem; font-weight: 600; color: var(--ink-strong);
  padding-bottom: .9rem; border-bottom: 1px solid var(--line);
}
.panel-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); flex: none; }
.panel-status { margin-left: auto; font-size: .72rem; font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: .08em; }
.panel-list { display: grid; gap: 1rem; padding: 1.1rem 0; }
.panel-list li { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: .35rem .75rem; font-size: .85rem; }
.panel-label { color: var(--ink); }
.panel-val { color: var(--ink-soft); font-variant-numeric: tabular-nums; font-size: .8rem; }
.panel-bar { grid-column: 1 / -1; height: 6px; background: var(--bg-alt); border-radius: 4px; overflow: hidden; }
.panel-bar i { display: block; height: 100%; width: var(--w); background: var(--accent); border-radius: 4px; transform-origin: left; }
.panel-list li:nth-child(1) .panel-bar i { background: var(--accent); }
.panel-list li:nth-child(2) .panel-bar i { background: #475569; }
.panel-list li:nth-child(3) .panel-bar i { background: var(--copper); }
.panel-foot {
  display: grid; grid-template-columns: 1fr 1fr; gap: .75rem;
  padding-top: 1rem; border-top: 1px solid var(--line);
}
.panel-foot div { display: flex; flex-direction: column; }
.panel-foot strong { font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--copper); }
.panel-foot span { font-size: .85rem; color: var(--ink); }

/* ---------- Secciones ---------- */
.section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.section-alt { background: var(--bg-alt); border-block: 1px solid var(--line); }

/* Tintes pastel suaves (de la paleta: petróleo y cobre) */
.tint-teal {
  background:
    radial-gradient(95% 80% at 12% 0%, rgba(15, 118, 110, .12) 0%, transparent 62%),
    linear-gradient(180deg, #E3EFEC 0%, #EAF3F0 100%);
  border-block: 1px solid #D3E5E0;
}
.tint-warm {
  background:
    radial-gradient(95% 80% at 88% 0%, rgba(161, 98, 7, .12) 0%, transparent 62%),
    linear-gradient(180deg, #F4EBDB 0%, #F7F0E4 100%);
  border-block: 1px solid #E9DDC6;
}

.section-head { max-width: 56ch; margin-bottom: 2.5rem; }
.section-head h2 { font-size: clamp(1.7rem, 1.3rem + 1.8vw, 2.4rem); }
/* Acento de color bajo el título de cada sección */
.section-head h2::after {
  content: ""; display: block; width: 56px; height: 4px; border-radius: 3px;
  margin-top: .85rem;
  background: linear-gradient(90deg, var(--accent), var(--copper));
}
.section-head-center h2::after { margin-inline: auto; }
.section-lead { color: var(--ink); margin: .5rem 0 0; }

/* ---------- Tarjetas ---------- */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.card h3 { font-size: 1.2rem; }
.card p { margin: 0; color: var(--ink); font-size: .95rem; }
.card-link { display: flex; flex-direction: column; }
.card-index {
  font-family: "Fraunces", serif; font-size: .9rem; font-weight: 600;
  color: var(--copper); margin-bottom: .6rem;
}
.card-more { margin-top: 1rem; font-size: .88rem; font-weight: 600; color: var(--accent); }
.card-more::after { content: " →"; }
.card-link:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--line-strong); }

/* Badges de color por servicio */
.card-badge {
  width: 46px; height: 46px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 1rem;
  transition: transform var(--t);
}
.card-link:hover .card-badge { transform: rotate(-4deg) scale(1.04); }
.badge-web  .card-badge { background: #DCEFEC; color: var(--accent); }
.badge-pc   .card-badge { background: #E6EBF2; color: #334155; }
.badge-cel  .card-badge { background: #F5E9D5; color: var(--copper); }
/* Línea de acento superior al hacer hover */
.card-link { border-top: 3px solid transparent; }
.badge-web:hover  { border-top-color: var(--accent); }
.badge-pc:hover   { border-top-color: #475569; }
.badge-cel:hover  { border-top-color: var(--copper); }

/* ---------- Animaciones bajo cada tarjeta de servicio ---------- */
/* Celda = tarjeta de servicio + su animación debajo */
.service-cell { display: flex; flex-direction: column; gap: 1rem; }
.service-cell .card-link { flex: 1 1 auto; }
.service-cell .screen { margin-top: auto; }

/* Marco tipo pantalla (común a las 3) */
.screen {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background: #0B1220; border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
  aspect-ratio: 16 / 11;
}
.screen-bar {
  display: flex; align-items: center; gap: .4rem;
  padding: .55rem .8rem; background: #131C2B; border-bottom: 1px solid rgba(255,255,255,.06);
}
.screen-bar span { width: 9px; height: 9px; border-radius: 50%; background: #3A4759; }
.screen-bar span:nth-child(1) { background: #E06C5B; }
.screen-bar span:nth-child(2) { background: #E0B45B; }
.screen-bar span:nth-child(3) { background: #6FBF7E; }
.screen-bar em { margin-left: auto; font-style: normal; font-size: .72rem; color: #7A8699; font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; }

/* ----- WEB: terminal con código ----- */
.code {
  margin: 0; padding: .85rem 1rem; height: calc(100% - 34px);
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: .76rem; line-height: 1.7; color: #CBD5E1;
  white-space: pre-wrap; overflow: hidden;
}
.code .tok-tag { color: #7FD1C4; }
.code .tok-attr { color: #E0B45B; }
.code .tok-str { color: #9FD3A0; }
.code .tok-key { color: #E08AA0; }
.code .tok-com { color: #5E6B7E; }
.code .caret { display: inline-block; width: 7px; height: 1.05em; vertical-align: text-bottom;
  background: #7FD1C4; margin-left: 1px; animation: caretBlink 1s step-end infinite; }
@keyframes caretBlink { 50% { opacity: 0; } }

/* ----- PC: formateo / instalación ----- */
.pc-stage { position: relative; height: calc(100% - 34px); display: grid; place-content: center; gap: .9rem; padding: 1rem 1.25rem; text-align: center; }
.pc-gear { color: #8FB6FF; display: inline-grid; place-items: center; animation: spin 4s linear infinite; }
.pc-steps { position: relative; height: 1.4em; }
.pc-steps li { position: absolute; inset: 0; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .82rem; color: #AEB9CC; opacity: 0; animation: pcStep 12s infinite; }
.pc-steps li:nth-child(1){ animation-delay: 0s; }
.pc-steps li:nth-child(2){ animation-delay: 3s; }
.pc-steps li:nth-child(3){ animation-delay: 6s; }
.pc-steps li:nth-child(4){ animation-delay: 9s; }
.pc-progress { width: 220px; max-width: 100%; height: 7px; border-radius: 5px; background: rgba(255,255,255,.1); overflow: hidden; margin: 0 auto; }
.pc-progress i { display: block; height: 100%; width: 0; border-radius: 5px;
  background: linear-gradient(90deg, #3F6FB5, #5E8FD6); animation: pcFill 12s linear infinite; }
.pc-percent { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .78rem; color: #8FB6FF; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pcStep { 0%,2% { opacity: 0; transform: translateY(4px);} 4%,23% { opacity: 1; transform: none;} 25%,100% { opacity: 0; } }
@keyframes pcFill { 0% { width: 0; } 100% { width: 100%; } }

/* ----- CELULAR: reparación ----- */
.cel-stage { position: relative; height: calc(100% - 34px); display: grid; place-items: center; }
.phone {
  position: relative; width: 78px; height: 150px; border-radius: 14px;
  background: #1B2638; border: 2px solid #41506688;
  box-shadow: inset 0 0 0 3px #0B1220;
  overflow: hidden;
}
.phone::after { content: ""; position: absolute; left: 50%; bottom: 8px; transform: translateX(-50%); width: 26px; height: 3px; border-radius: 3px; background: #41506688; }
.phone-scan { position: absolute; left: 6px; right: 6px; top: 8px; height: 36%; border-radius: 8px;
  background: linear-gradient(180deg, rgba(127,209,196,.35), transparent);
  border-top: 1.5px solid #7FD1C4; animation: scan 3.2s ease-in-out infinite; }
.phone-batt { position: absolute; left: 50%; bottom: 20px; transform: translateX(-50%);
  width: 30px; height: 14px; border: 1.5px solid #C99A4A; border-radius: 3px; overflow: hidden; opacity: 0; animation: battShow 6.4s ease-in-out infinite; }
.phone-batt i { display: block; height: 100%; width: 20%; background: #D8A85A; animation: battFill 6.4s ease-in-out infinite; }
.screwdriver { position: absolute; right: 26%; bottom: 18%; color: #E0B45B; transform-origin: bottom right; animation: screw 6.4s ease-in-out infinite; }
@keyframes scan { 0%,100% { transform: translateY(0); } 50% { transform: translateY(150%); } }
@keyframes screw { 0%,40% { transform: rotate(0); opacity: 1; } 12%,28% { transform: rotate(-18deg); } 50%,100% { opacity: .15; transform: rotate(0);} }
@keyframes battShow { 0%,45% { opacity: 0;} 55%,95% { opacity: 1; } 100% { opacity: 0; } }
@keyframes battFill { 0%,55% { width: 20%; } 90%,100% { width: 100%; } }

/* ---------- Split (sección detalle) ---------- */
.split { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.split-reverse .split-copy { order: 2; }
.split-reverse .split-aside { order: 1; }
.split-copy h2 { font-size: clamp(1.6rem, 1.3rem + 1.5vw, 2.2rem); margin-top: .25rem; }
.split-copy h2::after, .contact-copy h2::after {
  content: ""; display: block; width: 52px; height: 4px; border-radius: 3px;
  margin-top: .8rem; background: linear-gradient(90deg, var(--accent), var(--copper));
}
.split-copy > p { color: var(--ink); margin-bottom: 1.5rem; }

.check-list { display: grid; gap: .6rem; margin: 0 0 1.75rem; }
.check-list.two-col, .check-list:not(.two-col) { /* default single column */ }
.check-list li { position: relative; padding-left: 1.6rem; color: var(--ink); font-size: .95rem; }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: 7px; height: 11px; border: solid var(--accent);
  border-width: 0 2px 2px 0; transform: translateY(-50%) rotate(45deg);
  margin-left: 4px;
}
.two-col { grid-template-columns: 1fr 1fr; gap: .6rem 1.5rem; }

.mini-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem 2rem; margin-bottom: .5rem; }
.mini-grid h3 { font-size: 1.05rem; margin-bottom: .75rem; }

/* Tarjeta de especificaciones */
.spec-card {
  margin: 0; background: var(--bg-card);
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-sm); padding: 1.5rem;
}
.section-alt .spec-card { background: #fff; }
.spec-card figcaption {
  font-size: .78rem; text-transform: uppercase; letter-spacing: .1em;
  color: var(--ink-soft); font-weight: 600; padding-bottom: 1rem;
  margin-bottom: 1rem; border-bottom: 1px solid var(--line);
}
.spec-list { display: grid; gap: .9rem; }
.spec-list div { display: flex; justify-content: space-between; gap: 1rem; font-size: .9rem; }
.spec-list dt { color: var(--ink-soft); }
.spec-list dd { margin: 0; color: var(--ink-strong); font-weight: 500; text-align: right; }

.os-list { display: grid; gap: .75rem; }
.os-list li { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.os-list span {
  background: var(--bg-alt); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: .55rem .75rem;
  font-size: .85rem; font-weight: 500; color: var(--ink-strong); text-align: center;
}
.spec-note { margin: 1rem 0 0; font-size: .82rem; color: var(--ink-soft); }

.steps { display: grid; gap: 1rem; }
.steps li { display: flex; align-items: center; gap: .85rem; font-size: .92rem; color: var(--ink); }
.steps span {
  flex: none; width: 28px; height: 28px; border-radius: 50%;
  background: var(--dark); color: var(--on-dark);
  display: grid; place-items: center; font-size: .85rem; font-weight: 600;
}

/* ---------- Franja CTA en color ---------- */
.cta-band {
  background:
    radial-gradient(80% 120% at 85% -10%, #15897E 0%, transparent 55%),
    linear-gradient(135deg, #0F766E 0%, #0C5C55 100%);
  color: #fff;
  padding: clamp(2.5rem, 5vw, 3.5rem) 0;
}
.cta-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem 2.5rem; flex-wrap: wrap;
}
.cta-text h2 { color: #fff; font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.1rem); margin: 0; }
.cta-text p { margin: .4rem 0 0; color: rgba(255,255,255,.85); max-width: 46ch; }
.cta-actions { display: flex; flex-wrap: wrap; gap: .8rem; }

/* ---------- Contacto ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.contact-copy h2 { font-size: clamp(1.7rem, 1.3rem + 1.6vw, 2.3rem); }
.contact-list { margin-top: 1.5rem; display: grid; gap: .85rem; }
.contact-list li { display: grid; grid-template-columns: 90px 1fr; gap: 1rem; align-items: baseline; font-size: .95rem; }
.contact-list span { font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-soft); }
.contact-list a:hover { color: var(--accent); }

.contact-form {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.75rem;
}
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-size: .85rem; font-weight: 600; color: var(--ink-strong); margin-bottom: .4rem; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: .95rem; color: var(--ink-strong);
  background: var(--bg); border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm); padding: .7rem .85rem;
  transition: border-color var(--t), background var(--t);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent); background: #fff;
}
.field textarea { resize: vertical; min-height: 110px; }
.form-note { margin: .9rem 0 0; font-size: .88rem; color: var(--accent); min-height: 1.2em; }
.form-note[data-error] { color: var(--copper-dark); }

/* ---------- Footer ---------- */
.site-footer { background: var(--dark); color: var(--on-dark-soft); padding: clamp(2.5rem, 5vw, 3.5rem) 0 2rem; }
.footer-inner { display: grid; grid-template-columns: 1.5fr 1fr; gap: 1.5rem 2rem; align-items: start; }
.footer-brand .brand-text { color: var(--on-dark); }
.footer-brand .brand-text strong { color: #5EEAD4; } /* tono claro del acento, sin glow */
.footer-brand p { margin: .75rem 0 0; font-size: .9rem; max-width: 38ch; color: var(--on-dark-soft); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.25rem; font-size: .9rem; }
.footer-nav a { color: var(--on-dark-soft); transition: color var(--t); }
.footer-nav a:hover { color: var(--on-dark); }
.footer-legal { grid-column: 1 / -1; padding-top: 1.5rem; margin: .5rem 0 0; border-top: 1px solid rgba(255,255,255,.1); font-size: .82rem; color: var(--on-dark-soft); }

/* ---------- Reveal on scroll ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity .75s cubic-bezier(.16, 1, .3, 1),
    transform .75s cubic-bezier(.16, 1, .3, 1);
  transition-delay: var(--rd, 0s);
  will-change: opacity, transform;
}
[data-reveal].is-visible { opacity: 1; transform: none; filter: none; clip-path: none; }

/* === Variantes de aparición (una distinta por sección) === */

/* "magic" — se materializa con desenfoque y leve acercamiento */
[data-reveal="magic"] {
  transform: scale(.9);
  filter: blur(12px);
  transition:
    opacity .85s ease,
    transform .85s cubic-bezier(.16, 1, .3, 1),
    filter .85s ease;
  transition-delay: var(--rd, 0s);
}

/* "zoom" — entra pequeño y crece con un leve rebote */
[data-reveal="zoom"] {
  transform: scale(.55);
  transition:
    opacity .7s ease,
    transform .8s cubic-bezier(.34, 1.56, .64, 1);
  transition-delay: var(--rd, 0s);
}

/* "flip" — gira hacia ti como una tarjeta */
[data-reveal="flip"] {
  transform: perspective(900px) rotateX(-72deg);
  transform-origin: top center;
  transition:
    opacity .7s ease,
    transform .9s cubic-bezier(.16, 1, .3, 1);
  transition-delay: var(--rd, 0s);
}

/* "wipe" — se revela de arriba hacia abajo como una cortina */
[data-reveal="wipe"] {
  transform: translateY(14px);
  clip-path: inset(0 0 100% 0);
  transition:
    opacity .6s ease,
    transform .8s cubic-bezier(.16, 1, .3, 1),
    clip-path .85s cubic-bezier(.16, 1, .3, 1);
  transition-delay: var(--rd, 0s);
}

/* "puzzle" — cada pieza llega desde un ángulo distinto y encaja en su sitio */
[data-reveal="puzzle"] {
  transition:
    opacity .55s ease,
    transform .75s cubic-bezier(.34, 1.4, .5, 1);
  transition-delay: var(--rd, 0s);
}
.cards-3 > [data-reveal="puzzle"]:nth-child(3n+1) { transform: translate(-46px, 28px) rotate(-7deg); }
.cards-3 > [data-reveal="puzzle"]:nth-child(3n+2) { transform: translate(0, 50px) scale(.82); }
.cards-3 > [data-reveal="puzzle"]:nth-child(3n+3) { transform: translate(46px, 28px) rotate(7deg); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid, .split, .contact-grid { grid-template-columns: 1fr; }
  .split-reverse .split-copy, .split-reverse .split-aside { order: 0; }
  .cards-3 { grid-template-columns: 1fr 1fr; }
  .hero-panel { max-width: 480px; }
}
@media (max-width: 680px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg-card); border-bottom: 1px solid var(--line);
    padding: .5rem var(--pad) 1rem;
    box-shadow: var(--shadow);
    display: none;
  }
  .nav-menu.is-open { display: flex; }
  .nav-menu li { border-top: 1px solid var(--line); }
  .nav-menu a { display: block; padding: .85rem .25rem; }
  .nav-cta { text-align: center; margin-top: .6rem; }
  .cards-3, .mini-grid, .two-col, .os-list li, .panel-foot { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}

/* ---------- Reduce motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1; transform: none; filter: none; clip-path: none; }
}

/* ---------- Botón flotante de WhatsApp ---------- */
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  background: #25D366;
  color: #fff;
  padding: .75rem 1.1rem .75rem .9rem;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(37, 211, 102, .35), 0 2px 6px rgba(0,0,0,.12);
  font-weight: 600;
  font-size: .92rem;
  transition: transform var(--t), box-shadow var(--t), background var(--t);
  text-decoration: none;
  animation: waEntrance .6s cubic-bezier(.34, 1.56, .64, 1) both;
}
.whatsapp-float:hover {
  background: #1EBE5A;
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 30px rgba(37, 211, 102, .45), 0 4px 10px rgba(0,0,0,.15);
}
.whatsapp-float svg { display: block; }
.whatsapp-label { line-height: 1; }
.whatsapp-float::before {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 999px;
  border: 2px solid rgba(37, 211, 102, .35);
  animation: waPulse 2.2s ease-out infinite;
  pointer-events: none;
}
@keyframes waEntrance {
  from { transform: translateY(30px) scale(.6); opacity: 0; }
  to   { transform: translateY(0) scale(1); opacity: 1; }
}
@keyframes waPulse {
  0%   { transform: scale(1);   opacity: .55; }
  70%  { transform: scale(1.18); opacity: 0;   }
  100% { transform: scale(1.18); opacity: 0;   }
}
@media (max-width: 680px) {
  .whatsapp-float { right: 14px; bottom: 14px; padding: .7rem .95rem; }
  .whatsapp-label { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .whatsapp-float, .whatsapp-float::before { animation: none; }
}