/* ============================================================
   TIME TO MARKET — Design System
   Tipografía: Inter · Paleta: Navy #2c3548 / Red #c0391b / White
============================================================ */

:root {
  --ink:      #2c3548;
  --ink-75:   #454852;
  --ink-50:   #737680;
  --ink-30:   #a0a3ac;
  --ink-15:   #c8cace;
  --ink-08:   #e6e7ea;
  --ink-04:   #f4f4f6;
  --canvas:   #ffffff;
  --warm:     #f8f6f2;
  --warm2:    #f0ede7;
  --red:      #c0391b;
  --red-dk:   #9e2e15;
  --sans:     'Inter', -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --ease:     cubic-bezier(.4, 0, .2, 1);
  --r:        2px;
  --sh:       0 2px 14px rgba(0,0,0,.07);
  --sh-lg:    0 8px 36px rgba(0,0,0,.10);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body { font-family: var(--sans); color: var(--ink); background: var(--canvas); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; display: block; object-fit: cover; }
a { text-decoration: none; color: inherit; }
button { font-family: var(--sans); }

/* LAYOUT */
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 1.625rem; }
.pad  { padding: 92px 0; }
.pad-sm { padding: 64px 0; }

/* LABELS */
.lbl {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: .67rem; font-weight: 500; letter-spacing: .19em;
  text-transform: uppercase; color: var(--red); margin-bottom: .875rem;
}
.lbl::before { content: ''; display: block; width: 16px; height: 1.5px; background: var(--red); }

/* TYPE */
.d1 { font-size: clamp(2.5rem, 5vw, 4.25rem); font-weight: 400; line-height: 1.04; letter-spacing: -.03em; }
.d2 { font-size: clamp(1.75rem, 3.2vw, 2.75rem); font-weight: 500; line-height: 1.1; letter-spacing: -.025em; }
.d3 { font-size: 1.25rem; font-weight: 500; line-height: 1.25; letter-spacing: -.018em; }
.d4 { font-size: .9375rem; font-weight: 500; letter-spacing: -.01em; }
.body { font-size: .9375rem; font-weight: 300; color: var(--ink-50); line-height: 1.75; }
.body strong { color: var(--ink-75); font-weight: 500; }
.sm { font-size: .8125rem; font-weight: 300; color: var(--ink-50); line-height: 1.65; }
.acc { color: var(--red); }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: .45rem; font-size: .78rem; font-weight: 500; letter-spacing: .05em; text-transform: uppercase; padding: .8rem 1.625rem; border-radius: var(--r); border: 1.5px solid transparent; transition: all .22s var(--ease); cursor: pointer; line-height: 1; }
.btn-p  { background: var(--red);    color: #fff; border-color: var(--red); }
.btn-p:hover  { background: var(--red-dk); transform: translateY(-1px); box-shadow: var(--sh); }
.btn-n  { background: var(--ink);    color: #fff; border-color: var(--ink); }
.btn-n:hover  { background: #2e3240; transform: translateY(-1px); }
.btn-o  { background: transparent;   color: var(--ink); border-color: var(--ink-08); }
.btn-o:hover  { background: var(--ink-04); border-color: var(--ink-30); }
.btn-ow { background: transparent;   color: #fff; border-color: rgba(255,255,255,.45); }
.btn-ow:hover { background: rgba(255,255,255,.09); border-color: #fff; }
.btn-w  { background: #fff;          color: var(--red); border-color: #fff; }
.btn-w:hover  { background: var(--warm); transform: translateY(-1px); }

/* ── NAV ─────────────────────────────────────────── */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 300;
  background: rgba(255,255,255,.97); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--ink-04); transition: box-shadow .3s;
}
#nav.sc { box-shadow: 0 1px 22px rgba(0,0,0,.07); }
.nav-row {
  max-width: 1160px; margin: 0 auto; padding: 0 1.625rem;
  height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.logo { display: flex; align-items: center; flex-shrink: 0; }
.logo img { height: 40px; width: auto; display: block; }
.nav-links { display: flex; align-items: center; gap: .125rem; list-style: none; flex: 1; justify-content: center; }
.nav-links a { font-size: .75rem; font-weight: 400; color: var(--ink-50); padding: .35rem .6rem; border-radius: var(--r); white-space: nowrap; transition: color .18s, background .18s; letter-spacing: .015em; }
.nav-links a:hover, .nav-links a.on { color: var(--ink); background: var(--ink-04); }
.nav-cta {
  flex-shrink: 0; background: var(--red); color: #fff; padding: .44rem 1rem;
  border-radius: var(--r); font-size: .73rem; font-weight: 500; letter-spacing: .05em;
  text-transform: uppercase; transition: background .2s; white-space: nowrap;
}
.nav-cta:hover { background: var(--red-dk); }
.burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.burger span { display: block; width: 22px; height: 1.5px; background: var(--ink); transition: .28s; }
.mob { display: none; position: fixed; top: 68px; left: 0; right: 0; z-index: 299; background: #fff; border-bottom: 1px solid var(--ink-04); padding: 1.125rem 1.625rem 1.625rem; flex-direction: column; gap: 0; box-shadow: var(--sh-lg); }
.mob.on { display: flex; }
.mob a { font-size: .9375rem; font-weight: 400; color: var(--ink-50); padding: .6rem 0; border-bottom: 1px solid var(--ink-04); transition: color .18s; }
.mob a:last-child { border: none; }
.mob a:hover { color: var(--red); }

/* ── HERO SLIDER ─────────────────────────────────── */
.hero { position: relative; height: 100vh; min-height: 580px; overflow: hidden; }
.slide { position: absolute; inset: 0; opacity: 0; transition: opacity .9s var(--ease); display: flex; align-items: center; }
.slide.active { opacity: 1; z-index: 1; }
.slide-bg { position: absolute; inset: 0; background-size: cover; background-position: center; transition: transform 7s ease; }
.slide.active .slide-bg { transform: scale(1.04); }
.slide-overlay { position: absolute; inset: 0; background: linear-gradient(105deg, rgba(44,53,72,.82) 0%, rgba(44,53,72,.55) 55%, rgba(44,53,72,.2) 100%); }
.slide-content { position: relative; z-index: 2; padding-top: 68px; max-width: 680px; }
.slide-pill { display: inline-flex; background: rgba(192,57,27,.18); border: 1px solid rgba(192,57,27,.32); color: rgba(225,100,78,.92); font-size: .67rem; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; padding: .32rem .8rem; border-radius: var(--r); margin-bottom: 1.375rem; }
.slide-content h1 { color: #fff; margin: .75rem 0 1.375rem; font-weight: 400; }
.slide-content h1 em { font-style: italic; color: var(--red); }
.slide-sub { font-size: 1rem; color: rgba(255,255,255,.68); max-width: 500px; line-height: 1.75; font-weight: 300; margin-bottom: 2.25rem; }
.slide-acts { display: flex; gap: .875rem; flex-wrap: wrap; }
/* Dots & arrows */
.slider-dots { position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); display: flex; gap: .625rem; z-index: 10; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.35); border: none; cursor: pointer; padding: 0; transition: background .3s, transform .3s; }
.dot.on { background: #fff; transform: scale(1.25); }
.s-arrows { position: absolute; top: 50%; transform: translateY(-50%); width: 100%; display: flex; justify-content: space-between; padding: 0 1.5rem; z-index: 10; pointer-events: none; }
.s-arr { pointer-events: all; width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.22); color: #fff; font-size: 1.125rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background .2s; }
.s-arr:hover { background: rgba(255,255,255,.25); }

/* ── PROPÓSITO ───────────────────────────────────── */
.prop-strip { background: var(--warm); border-bottom: 1px solid var(--ink-08); }
.prop-grid { display: grid; grid-template-columns: 1fr 1px 1fr 1px 1fr; }
.prop-col { padding: 2.5rem 2.75rem; }
.prop-col:first-child { padding-left: 0; }
.prop-col:last-child  { padding-right: 0; }
.prop-divider { background: var(--ink-08); }
.prop-icon { width: 34px; height: 34px; background: var(--red); border-radius: var(--r); display: flex; align-items: center; justify-content: center; margin-bottom: .875rem; flex-shrink: 0; }
.prop-icon svg { width: 17px; height: 17px; }
.prop-col h4 { font-size: .9375rem; font-weight: 500; color: var(--ink); margin-bottom: .2rem; }
.prop-col p  { font-size: .8125rem; font-weight: 300; color: var(--ink-50); line-height: 1.65; }

/* ── SOLUCIONES (franjas horizontales) ───────────── */
.sol-section { background: var(--canvas); }
.sol-header { padding-bottom: 3rem; }
.sol-strip { display: grid; grid-template-columns: 1fr 1fr; min-height: 320px; border-top: 1px solid var(--ink-04); transition: background .25s; }
.sol-strip:last-child { border-bottom: 1px solid var(--ink-04); }
.sol-strip:hover { background: var(--warm); }
.sol-strip.rev { direction: rtl; }
.sol-strip.rev > * { direction: ltr; }
.sol-text { padding: 3rem 3rem 3rem 0; display: flex; flex-direction: column; justify-content: center; }
.sol-strip.rev .sol-text { padding: 3rem 0 3rem 3rem; }
.sol-num { font-size: 3rem; font-weight: 300; color: var(--ink-04); letter-spacing: -.05em; line-height: 1; margin-bottom: 1.125rem; transition: color .3s; }
.sol-strip:hover .sol-num { color: var(--red); opacity: .2; }
.sol-text .d3 { margin-bottom: .875rem; }
.sol-text .body { max-width: 420px; margin-bottom: 1.375rem; }
.sol-more { font-size: .73rem; font-weight: 500; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-30); display: inline-flex; align-items: center; gap: .4rem; transition: color .2s, gap .2s; }
.sol-strip:hover .sol-more { color: var(--red); gap: .65rem; }
.sol-img { overflow: hidden; position: relative; aspect-ratio: 4/3; }
.sol-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); filter: saturate(.88) brightness(.97); }
.sol-strip:hover .sol-img img { transform: scale(1.03); }

/* ── METODOLOGÍA ─────────────────────────────────── */
.metod-section { background: var(--ink); position: relative; overflow: hidden; }
.metod-section::before { content: ''; position: absolute; inset: 0; background-image: url('https://images.unsplash.com/photo-1553877522-43269d4ea984?w=1400&q=55&auto=format&fit=crop'); background-size: cover; background-position: center; filter: brightness(.22) saturate(.4); z-index: 0; }
.metod-inner { position: relative; z-index: 1; }
.metod-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 6rem; align-items: start; }
.met-lbl { color: rgba(192,57,27,.88); }
.met-lbl::before { background: rgba(192,57,27,.88); }
.met-h { color: #fff; margin: .875rem 0 1.25rem; font-weight: 400; }
.met-body { font-size: .9375rem; color: rgba(255,255,255,.52); line-height: 1.78; font-weight: 300; margin-bottom: 1.25rem; }
.met-quote { margin-top: 2rem; border-left: 2px solid var(--red); padding: 1.25rem 1.5rem; background: rgba(255,255,255,.04); border-radius: 0 var(--r) var(--r) 0; }
.met-quote blockquote { font-size: 1rem; font-weight: 400; font-style: italic; color: rgba(255,255,255,.82); line-height: 1.6; }
.met-quote cite { display: block; font-style: normal; font-size: .75rem; color: rgba(255,255,255,.35); margin-top: .625rem; font-weight: 400; }
.met-steps { display: flex; flex-direction: column; }
.ms { display: grid; grid-template-columns: 48px 1fr; gap: 1.25rem; padding: 1.75rem 0; border-top: 1px solid rgba(255,255,255,.07); }
.ms:last-child { border-bottom: 1px solid rgba(255,255,255,.07); }
.ms-n { font-size: 1.75rem; font-weight: 300; color: rgba(255,255,255,.1); letter-spacing: -.04em; line-height: 1; padding-top: .2rem; transition: color .28s; }
.ms:hover .ms-n { color: var(--red); opacity: .65; }
.ms h4 { font-size: .875rem; font-weight: 500; color: #fff; margin-bottom: .3rem; }
.ms p  { font-size: .8rem; color: rgba(255,255,255,.42); line-height: 1.65; font-weight: 300; }

/* ── TRAYECTORIA ─────────────────────────────────── */
.tray-section { background: var(--warm); }
.tray-body { font-size: .9375rem; color: var(--ink-50); line-height: 1.85; font-weight: 300; margin-bottom: 1.25rem; }
.tray-cita { margin-top: 2.25rem; background: var(--canvas); border-left: 2px solid var(--red); padding: 1.375rem 1.625rem; border-radius: 0 var(--r) var(--r) 0; }
.tray-cita blockquote { font-size: 1rem; font-weight: 400; font-style: italic; color: var(--ink); line-height: 1.6; }
.tray-cita cite { display: block; font-style: normal; margin-top: .625rem; }
.tray-cita cite a { font-size: .78rem; color: var(--red); font-weight: 500; transition: color .2s; }
.tray-cita cite a:hover { color: var(--red-dk); }

/* ── LOGO TICKER ─────────────────────────────────── */
.clients-section { background: var(--canvas); }
.clients-lbl { font-size: .7rem; font-weight: 500; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-30); text-align: center; margin-bottom: 1.875rem; }
.ticker-wrap { overflow: hidden; position: relative; }
.ticker-wrap::before,
.ticker-wrap::after { content: ''; position: absolute; top: 0; bottom: 0; width: 80px; z-index: 2; pointer-events: none; }
.ticker-wrap::before { left: 0;  background: linear-gradient(to right, var(--canvas), transparent); }
.ticker-wrap::after  { right: 0; background: linear-gradient(to left,  var(--canvas), transparent); }
.ticker { display: flex; animation: ticker 28s linear infinite; white-space: nowrap; }
.ticker:hover { animation-play-state: paused; }
.ticker-rev { animation-direction: reverse; animation-duration: 22s; }
.cl { display: inline-flex; align-items: center; padding: 0 2.5rem; border-right: 1px solid var(--ink-08); flex-shrink: 0; height: 56px; }
.cl span { font-size: .875rem; font-weight: 600; letter-spacing: .09em; text-transform: uppercase; color: var(--ink-30); transition: color .2s; }
.cl:hover span { color: var(--ink); }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── DESIGNRUSH BADGE ───────────────────────────── */
.dr-badge { display: inline-flex; align-items: center; gap: .875rem; padding: .875rem 1.5rem; border: 1px solid var(--ink-08); border-radius: var(--r); background: var(--warm); margin-top: 2.25rem; }
.dr-icon { width: 40px; height: 40px; background: var(--ink); border-radius: var(--r); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.dr-icon svg { width: 20px; height: 20px; }
.dr-text strong { display: block; font-size: .8rem; font-weight: 500; color: var(--ink); }
.dr-text span   { font-size: .68rem; color: var(--ink-50); }
.dr-chip { margin-left: auto; background: var(--red); color: #fff; font-size: .6rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; padding: .25rem .55rem; border-radius: var(--r); white-space: nowrap; }

/* ── MARKETING TIPS ──────────────────────────────── */
.tips-section { background: var(--warm); }
.tips-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5px; background: var(--ink-08); border: 1.5px solid var(--ink-08); margin-top: 2.75rem; }
.tip-card { background: var(--canvas); padding: 2.25rem 2rem; position: relative; overflow: hidden; transition: background .25s; text-decoration: none; color: inherit; display: block; }
.tip-card:hover { background: var(--warm); }
.tip-card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .32s var(--ease); }
.tip-card:hover::after { transform: scaleX(1); }
.tip-n { font-size: 2.5rem; font-weight: 300; color: var(--ink-04); letter-spacing: -.05em; line-height: 1; margin-bottom: 1.125rem; transition: color .3s; }
.tip-card:hover .tip-n { color: var(--red); opacity: .22; }
.tip-card .d4 { margin-bottom: .625rem; }
.tip-card .sm { line-height: 1.7; }
.tip-read { font-size: .72rem; font-weight: 500; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-30); display: inline-flex; align-items: center; gap: .4rem; margin-top: 1.125rem; transition: color .2s, gap .2s; }
.tip-card:hover .tip-read { color: var(--red); gap: .65rem; }

/* ── PERSPECTIVAS ────────────────────────────────── */
.persp-section { background: var(--canvas); }
.persp-top { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 1.25rem; margin-bottom: 2.75rem; }
.persp-top .d2 { margin: .875rem 0 0; }
.persp-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.p-card { cursor: pointer; text-decoration: none; color: inherit; display: block; }
.p-img { aspect-ratio: 16/9; overflow: hidden; border-radius: var(--r); margin-bottom: 1.25rem; position: relative; }
.p-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s var(--ease); filter: saturate(.82); }
.p-card:hover .p-img img { transform: scale(1.04); }
.p-placeholder { width: 100%; height: 100%; background: linear-gradient(135deg, var(--warm2) 0%, var(--ink-04) 100%); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .75rem; }
.p-placeholder svg { opacity: .3; }
.p-placeholder p { font-size: .7rem; font-weight: 500; color: var(--ink-30); letter-spacing: .08em; text-transform: uppercase; }
.p-tag { font-size: .65rem; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; color: var(--red); margin-bottom: .5rem; }
.p-card h4 { font-size: .9375rem; font-weight: 500; line-height: 1.35; letter-spacing: -.01em; color: var(--ink); margin-bottom: .5rem; transition: color .18s; }
.p-card:hover h4 { color: var(--red); }
.p-card .sm { line-height: 1.7; }

/* ── FAQ ─────────────────────────────────────────── */
.faq-section { background: var(--canvas); }
.faq-in { max-width: 760px; margin: 0 auto; }
.fi { border-top: 1px solid var(--ink-08); }
.fi:last-child { border-bottom: 1px solid var(--ink-08); }
.fq { width: 100%; background: none; border: none; padding: 1.25rem 0; text-align: left; cursor: pointer; font-family: var(--sans); font-size: .9375rem; font-weight: 400; color: var(--ink); display: flex; justify-content: space-between; align-items: center; gap: 1rem; transition: color .18s; }
.fq:hover { color: var(--red); }
.fi-ic { flex-shrink: 0; width: 20px; height: 20px; border: 1px solid currentColor; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: .85rem; transition: transform .3s, background .3s, color .3s; }
.fi.op .fi-ic { background: var(--red); border-color: var(--red); color: #fff; transform: rotate(45deg); }
.fa { max-height: 0; overflow: hidden; transition: max-height .4s var(--ease), padding .3s; }
.fi.op .fa { max-height: 280px; padding-bottom: 1.375rem; }
.fa p { font-size: .875rem; color: var(--ink-50); line-height: 1.78; font-weight: 300; }

/* ── CTA BAND ────────────────────────────────────── */
.cta-band { position: relative; overflow: hidden; padding: 88px 0; text-align: center; }
.cta-bg { position: absolute; inset: 0; background-size: cover; background-position: center; filter: brightness(.32) saturate(.5); }
.cta-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(192,57,27,.86), rgba(44,53,72,.72)); }
.cta-inner { position: relative; z-index: 1; max-width: 560px; margin: 0 auto; padding: 0 1.625rem; }
.cta-inner h2 { font-size: clamp(1.875rem, 4vw, 3rem); font-weight: 400; color: #fff; line-height: 1.1; letter-spacing: -.02em; margin-bottom: .875rem; }
.cta-inner p { font-size: .9375rem; color: rgba(255,255,255,.72); margin-bottom: 2.25rem; font-weight: 300; line-height: 1.72; }
.cta-acts { display: flex; gap: .875rem; justify-content: center; flex-wrap: wrap; }

/* ── CONTACT ─────────────────────────────────────── */
.contact-section { background: var(--ink); }
.ct-grid { display: grid; grid-template-columns: 1fr 1.35fr; gap: 5rem; align-items: start; }
.chan-group { display: flex; flex-direction: column; gap: .875rem; }
.chan { display: flex; align-items: center; gap: 1.125rem; padding: 1.125rem 1.375rem; border: 1px solid rgba(255,255,255,.07); border-radius: var(--r); text-decoration: none; transition: border-color .2s, background .2s; }
.chan:hover { border-color: rgba(255,255,255,.18); background: rgba(255,255,255,.03); }
.chan-ic { width: 34px; height: 34px; background: var(--red); border-radius: 2px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.chan-ic svg { width: 17px; height: 17px; fill: #fff; }
.ch-l { font-size: .62rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.28); margin-bottom: .15rem; }
.ch-v { font-size: .9rem; font-weight: 400; color: #fff; }
.form-box { background: #fff; padding: 2.25rem; border-radius: var(--r); }
.form-ttl { font-size: .78rem; font-weight: 500; letter-spacing: .07em; text-transform: uppercase; color: var(--ink); margin-bottom: 1.5rem; padding-bottom: .875rem; border-bottom: 1px solid var(--ink-08); }
.form-r2 { display: grid; grid-template-columns: 1fr 1fr; gap: .875rem; }
.fg { margin-bottom: .875rem; }
.fg label { display: block; font-size: .65rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-50); margin-bottom: .4rem; }
.fg input, .fg select, .fg textarea { width: 100%; padding: .7rem .9rem; border: 1px solid var(--ink-08); border-radius: var(--r); font-family: var(--sans); font-size: .9rem; font-weight: 300; color: var(--ink); background: #fff; transition: border-color .2s, box-shadow .2s; outline: none; -webkit-appearance: none; }
.fg input:focus, .fg select:focus, .fg textarea:focus { border-color: var(--red); box-shadow: 0 0 0 3px rgba(192,57,27,.06); }
.fg textarea { resize: vertical; min-height: 96px; }
.fsub { width: 100%; padding: .875rem; background: var(--red); color: #fff; border: none; font-family: var(--sans); font-size: .78rem; font-weight: 500; text-transform: uppercase; letter-spacing: .07em; border-radius: var(--r); cursor: pointer; transition: background .2s, transform .2s; }
.fsub:hover { background: var(--red-dk); transform: translateY(-1px); }
.fnote { font-size: .72rem; color: var(--ink-30); text-align: center; margin-top: .6rem; font-weight: 300; }

/* ── FOOTER ──────────────────────────────────────── */
footer { background: #16181e; padding: 60px 0 0; }
.ft-top { display: grid; grid-template-columns: 1.75fr 1fr 1fr 1fr; gap: 4rem; padding-bottom: 3.5rem; border-bottom: 1px solid rgba(255,255,255,.06); }
.ft-logo { display: flex; align-items: center; margin-bottom: 1.25rem; }
.ft-logo img { height: 36px; width: auto; filter: brightness(0) invert(1); opacity: .85; }
.ft-desc { font-size: .78rem; color: rgba(255,255,255,.36); line-height: 1.72; font-weight: 300; max-width: 280px; }
.fc h5 { font-size: .65rem; font-weight: 500; letter-spacing: .17em; text-transform: uppercase; color: rgba(255,255,255,.22); margin-bottom: 1.125rem; }
.fc ul { list-style: none; display: flex; flex-direction: column; gap: .6rem; }
.fc a { font-size: .78rem; color: rgba(255,255,255,.45); font-weight: 300; transition: color .2s; }
.fc a:hover { color: #fff; }
.ft-social { display: flex; gap: .625rem; margin-top: 1.25rem; }
.ft-social a { width: 30px; height: 30px; border-radius: 50%; background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center; transition: background .2s; }
.ft-social a:hover { background: var(--red); }
.ft-social svg { width: 14px; height: 14px; fill: #fff; }
.ft-bot { padding: 1.25rem 0; display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.ft-bot p { font-size: .72rem; color: rgba(255,255,255,.2); font-weight: 300; }

/* ── WA FLOAT ────────────────────────────────────── */
.wa { position: fixed; bottom: 1.75rem; right: 1.75rem; z-index: 999; width: 52px; height: 52px; background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 18px rgba(37,211,102,.38); transition: transform .2s; }
.wa:hover { transform: scale(1.08); }
.wa svg { width: 27px; height: 27px; fill: #fff; }

/* ── PAGE HERO (internas) ────────────────────────── */
.ph { min-height: 68vh; display: flex; align-items: flex-end; padding: 130px 0 80px; position: relative; overflow: hidden; }
.ph-bg { position: absolute; inset: 0; background-size: cover; background-position: center; filter: brightness(.52) saturate(.8); }
.ph-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(110deg, rgba(44,53,72,.88) 0%, rgba(44,53,72,.55) 55%, rgba(44,53,72,.2) 100%); }
.ph-inner { position: relative; z-index: 2; }
.ph-bc { display: flex; align-items: center; gap: .5rem; font-size: .75rem; color: rgba(255,255,255,.38); margin-bottom: 1.75rem; }
.ph-bc a { color: rgba(255,255,255,.38); transition: color .2s; }
.ph-bc a:hover { color: rgba(255,255,255,.7); }
.ph-bc .sep { color: rgba(255,255,255,.18); }
.ph-pill { display: inline-flex; background: rgba(192,57,27,.18); border: 1px solid rgba(192,57,27,.32); color: rgba(220,100,78,.92); font-size: .67rem; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; padding: .32rem .8rem; border-radius: var(--r); margin-bottom: 1.375rem; width: fit-content; }
.ph h1 { color: #fff; margin: .75rem 0 1.375rem; font-weight: 400; max-width: 700px; }
.ph h1 em { font-style: italic; color: var(--red); }
.ph-sub { font-size: 1.0625rem; color: rgba(255,255,255,.65); max-width: 540px; line-height: 1.75; font-weight: 300; margin-bottom: 2.25rem; }
.ph-acts { display: flex; gap: .875rem; flex-wrap: wrap; }

/* ── INTERNAS: bloques comunes ───────────────────── */
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.two.start { align-items: start; }
.two-img { border-radius: var(--r); overflow: hidden; box-shadow: var(--sh-lg); aspect-ratio: 4/3; }
.two-img img { width: 100%; height: 100%; object-fit: cover; }
.cards3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5px; background: var(--ink-08); border: 1.5px solid var(--ink-08); }
.card { background: var(--canvas); padding: 2.25rem 2rem; position: relative; overflow: hidden; transition: background .25s; }
.card:hover { background: var(--warm); }
.card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .32s var(--ease); }
.card:hover::after { transform: scaleX(1); }
.card-n { font-size: 2.5rem; font-weight: 300; color: var(--ink-04); letter-spacing: -.05em; line-height: 1; margin-bottom: 1.125rem; transition: color .3s; }
.card:hover .card-n { color: var(--red); opacity: .22; }
.card .d4 { margin-bottom: .625rem; }
.diffs { display: grid; grid-template-columns: repeat(3,1fr); gap: 2rem; margin-top: 2.75rem; }
.diff { padding-top: 1.375rem; border-top: 1.5px solid var(--ink-08); transition: border-color .25s; }
.diff:hover { border-top-color: var(--red); }
.diff .d4 { margin-bottom: .5rem; }
/* Dark process section */
.dk { background: var(--ink); position: relative; overflow: hidden; }
.dk::before { content: ''; position: absolute; inset: 0; background-size: cover; background-position: center; filter: brightness(.2) saturate(.4); z-index: 0; }
.dk-inner { position: relative; z-index: 1; }
.step { display: grid; grid-template-columns: 48px 1fr; gap: 1.25rem; padding: 1.75rem 0; border-top: 1px solid rgba(255,255,255,.07); }
.step:last-child { border-bottom: 1px solid rgba(255,255,255,.07); }
.step-n { font-size: 1.75rem; font-weight: 300; color: rgba(255,255,255,.1); letter-spacing: -.04em; line-height: 1; padding-top: .2rem; transition: color .28s; }
.step:hover .step-n { color: var(--red); opacity: .65; }
.step h4 { font-size: .875rem; font-weight: 500; color: #fff; margin-bottom: .3rem; }
.step p  { font-size: .8rem; color: rgba(255,255,255,.42); line-height: 1.65; font-weight: 300; }
/* Sección "nosotros" foto */
.gustavo-frame { aspect-ratio: 3/4; border-radius: var(--r); overflow: hidden; box-shadow: var(--sh-lg); position: relative; }
.gustavo-frame img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.gustavo-frame::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(44,53,72,.82) 0%, transparent 55%); }
.gustavo-info { position: absolute; bottom: 0; left: 0; right: 0; z-index: 2; padding: 2rem 1.75rem 1.75rem; }
.gustavo-name { font-size: 1.25rem; font-weight: 500; color: #fff; }
.gustavo-role { font-size: .78rem; color: rgba(255,255,255,.55); margin-top: .2rem; }
/* Artículos tips */
.art-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 2rem; margin-top: 2.75rem; }
.art-card { text-decoration: none; color: inherit; border-top: 1.5px solid var(--ink-08); padding-top: 1.5rem; display: block; transition: border-color .2s; }
.art-card:hover { border-top-color: var(--red); }
.art-tag { font-size: .65rem; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; color: var(--red); margin-bottom: .5rem; }
.art-card h4 { font-size: .9375rem; font-weight: 500; line-height: 1.35; color: var(--ink); margin-bottom: .5rem; transition: color .18s; }
.art-card:hover h4 { color: var(--red); }
.art-card .sm { line-height: 1.7; }

/* ── ANIMATIONS ──────────────────────────────────── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
.anim { opacity: 0; animation: fadeUp .7s var(--ease) .1s forwards; }

/* ── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 1060px) {
  .nav-links a { padding: .35rem .45rem; font-size: .72rem; }
}
@media (max-width: 900px) {
  .nav-links { display: none; }
  .burger { display: flex; }
  .prop-grid { grid-template-columns: 1fr; }
  .prop-divider { display: none; }
  .prop-col { padding: 1.75rem 0; border-top: 1px solid var(--ink-08); }
  .prop-col:first-child { padding-top: 0; border-top: none; }
  .sol-strip { grid-template-columns: 1fr; min-height: auto; }
  .sol-strip.rev { direction: ltr; }
  .sol-text { padding: 2.5rem 1.625rem 2rem 1.625rem !important; }
  .sol-img { height: 240px; aspect-ratio: auto; }
  .metod-grid { grid-template-columns: 1fr; gap: 3rem; }
  .two { grid-template-columns: 1fr; gap: 3rem; }
  .two-img { height: 280px; aspect-ratio: auto; }
  .cards3 { grid-template-columns: 1fr 1fr; }
  .diffs { grid-template-columns: 1fr; }
  .persp-grid { grid-template-columns: 1fr 1fr; }
  .art-grid { grid-template-columns: 1fr 1fr; }
  .ct-grid { grid-template-columns: 1fr; gap: 3rem; }
  .form-r2 { grid-template-columns: 1fr; }
  .ft-top { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
}
@media (max-width: 640px) {
  .tips-grid { grid-template-columns: 1fr; }
  .cards3 { grid-template-columns: 1fr; }
  .persp-grid { grid-template-columns: 1fr; }
  .art-grid { grid-template-columns: 1fr; }
  .ft-top { grid-template-columns: 1fr; }
  .pad { padding: 64px 0; }
  .ph { padding-top: 110px; }
  .s-arrows { display: none; }
}