/* ============================================================
   TressyAI — estilos
   TOKENS: cambiar acá cuando se defina el branding final.
   ============================================================ */
:root{
  --ink:      #0B1411;
  --ink-2:    #101E19;
  --ink-3:    #162922;
  --cream:    #EFE9DB;
  --muted:    #8FA39A;
  --brass:    #00CF6F;
  --rule:     rgba(239,233,219,.14);

  --chat-bg:   #0A1512;
  --bub-in:    #1B2C26;
  --bub-out:   #0F4A38;
  --wa:        #25D366;

  --display: "Bricolage Grotesque", Georgia, serif;
  --body:    "Instrument Sans", system-ui, sans-serif;
  --mono:    "JetBrains Mono", ui-monospace, monospace;

  --nav-h: 68px;
  /* tamaño del celular en pantalla (proporción iPhone 17). Los .phone-slot usan esto
     y el celular se escala para coincidir (se diseña a 326×678, ver .ph3d) */
  --ph-h: min(678px, 80svh);
  --ph-w: calc(var(--ph-h) / 2.08);
  color-scheme: dark;
}

*{box-sizing:border-box}
html{scroll-behavior:auto; scroll-padding-top:var(--nav-h)}
body{
  margin:0; background:var(--ink); color:var(--cream);
  font-family:var(--body); font-size:17px; line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:inherit}
.wrap{max-width:1180px; margin:0 auto; padding:0 32px}

.eyebrow{
  font-family:var(--mono); font-size:11px; letter-spacing:.14em;
  text-transform:uppercase; color:var(--brass); margin:0 0 18px;
}
.section{padding:140px 0; border-top:1px solid var(--rule)}
.section-head{margin-bottom:64px}
.section-head h2,
.h2{
  font-family:var(--display); font-weight:700; font-size:clamp(34px,5vw,60px);
  letter-spacing:-.025em; line-height:1.02; margin:0 0 20px; max-width:16ch;
}
.section-head h2 em, .h2 em{font-style:normal; color:var(--brass)}
.section-head p{color:var(--muted); max-width:52ch; margin:0}

/* ---------- botones ---------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--mono); font-size:12px; letter-spacing:.1em; text-transform:uppercase;
  text-decoration:none; padding:15px 22px; border-radius:40px;
  border:1px solid transparent; cursor:pointer; background:none; color:var(--cream);
  transition:background .25s ease, color .25s ease, border-color .25s ease, transform .25s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--brass); color:#14100A}
.btn-primary:hover{background:#2BE58A}
.btn-ghost{border-color:var(--rule)}
.btn-ghost:hover{border-color:var(--brass); color:var(--brass)}
.btn .arr{transition:transform .25s ease}
.btn:hover .arr{transform:translateX(4px)}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:50;
  padding-top:env(safe-area-inset-top,0px);
  background:rgba(11,20,17,.72);
  backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:transform .4s ease, border-color .4s ease;
}
.nav.scrolled{border-bottom-color:var(--rule)}
.nav.hidden{transform:translateY(-100%)}
.nav-inner{height:var(--nav-h); display:flex; align-items:center; justify-content:space-between; gap:24px}
.brand{ /* logo: isotipo + "Tressy.Ai" (tipografía del logo: Inter 800) */
  font-family:"Inter", var(--display); font-weight:800; font-size:23px; letter-spacing:-.025em;
  color:var(--brass); text-decoration:none; display:flex; align-items:center; gap:11px;
}
.brand-mark{width:27px; height:30px; display:block; flex:none}
.nav-links{display:flex; align-items:center; gap:30px; list-style:none; margin:0; padding:0}
.nav-links a{
  font-family:var(--mono); font-size:11px; letter-spacing:.12em; text-transform:uppercase;
  text-decoration:none; color:var(--muted); transition:color .2s ease;
}
.nav-links a:hover{color:var(--cream)}
.nav-links .btn{padding:11px 18px; color:#14100A}
.nav-toggle{
  display:none; width:42px; height:42px; border-radius:50%;
  background:none; border:1px solid var(--rule); cursor:pointer; position:relative;
}
.nav-toggle span{
  position:absolute; left:12px; right:12px; height:1.5px; background:var(--cream);
  transition:transform .3s ease, opacity .3s ease;
}
.nav-toggle span:nth-child(1){top:15px}
.nav-toggle span:nth-child(2){top:20px}
.nav-toggle span:nth-child(3){top:25px}
.nav.open .nav-toggle span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav.open .nav-toggle span:nth-child(2){opacity:0}
.nav.open .nav-toggle span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* ============================================================
   HERO
   ============================================================ */
.hero{min-height:100svh; display:flex; align-items:center; position:relative; overflow:hidden; padding:calc(var(--nav-h) + 24px) 0 56px}
.hero > .wrap{width:100%}
.hero-grid{display:grid; grid-template-columns:1fr var(--ph-w); gap:64px; align-items:center}
.phone-slot{width:var(--ph-w); height:var(--ph-h)}
.hero::before{ /* brillo sutil */
  content:""; position:absolute; right:-10%; top:10%; width:60vw; height:60vw; max-width:760px; max-height:760px;
  background:radial-gradient(circle, rgba(0,207,111,.10), transparent 62%);
  pointer-events:none;
}
.hero h1{
  font-family:var(--display); font-weight:700; font-size:clamp(42px,6vw,82px);
  line-height:.98; letter-spacing:-.03em; margin:0 0 24px; max-width:24ch;
}
.hero h1 em{font-style:normal; color:var(--brass); white-space:nowrap}
.hero .lead{max-width:46ch; color:var(--muted); font-size:19px; margin:0 0 38px}
.hero-ctas{display:flex; flex-wrap:wrap; gap:14px}
.hero-meta{
  margin-top:56px; display:flex; flex-wrap:wrap; gap:10px 28px;
  font-family:var(--mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted);
}
.hero-meta span{display:flex; align-items:center; gap:10px}
.hero-meta span::before{content:""; width:6px; height:6px; border-radius:50%; background:#4FD6A4; box-shadow:0 0 0 4px rgba(79,214,164,.14)}
.scroll-cue{
  position:absolute; left:32px; bottom:40px;
  font-family:var(--mono); font-size:11px; letter-spacing:.12em;
  text-transform:uppercase; color:var(--muted); text-decoration:none;
  display:flex; align-items:center; gap:10px;
}
.scroll-cue span{display:block; width:44px; height:1px; background:var(--rule); position:relative; overflow:hidden}
.scroll-cue span::after{
  content:""; position:absolute; inset:0; background:var(--brass);
  transform:translateX(-100%); animation:cue 2.2s ease-in-out infinite;
}
@keyframes cue{0%{transform:translateX(-100%)}60%,100%{transform:translateX(100%)}}

/* ============================================================
   PROBLEMA
   ============================================================ */
.problema-grid{display:grid; grid-template-columns:1fr var(--ph-w); gap:64px}
.slot-col{position:relative}
#slotProblema{position:sticky; top:calc(50svh - var(--ph-h) / 2); width:100%}
.problems{display:flex; flex-direction:column; border-top:1px solid var(--rule); max-width:680px}
.problem{
  display:grid; grid-template-columns:64px 1fr; align-content:start;
  padding:44px 0; border-bottom:1px solid var(--rule); position:relative;
}
.problem::before{ /* la luz "recorre" el borde de derecha a izquierda */
  content:""; position:absolute; left:0; right:0; top:-1px; height:1px; background:var(--brass);
  transform:scaleX(var(--lit,1)); transform-origin:right;
}
.problem .num{grid-row:1 / span 2; padding-top:9px; font-family:var(--mono); font-size:11px; color:var(--brass); letter-spacing:.1em}
.problem h3{font-family:var(--display); font-weight:700; font-size:clamp(22px,2.4vw,30px); line-height:1.12; letter-spacing:-.015em; margin:0 0 12px}
.problem p{color:var(--muted); margin:0; font-size:16px; max-width:52ch}

/* iluminación: --lit (0→1) y --glow los pone js/main.js según la altura de la luz */
.lit{opacity:calc(.16 + .84 * var(--lit,1))}
.lit h2, .lit h3, .problems-close.lit{
  text-shadow:0 0 calc(34px * var(--glow,0)) rgba(239,233,219,calc(.6 * var(--glow,0)));
}
.problems-close{
  margin:64px 0 0; font-family:var(--display); font-weight:500;
  font-size:clamp(22px,2.6vw,32px); line-height:1.25; letter-spacing:-.015em; max-width:30ch;
}
.problems-close em{font-style:normal; color:var(--brass)}

/* ============================================================
   SECCIÓN PINNED (del boceto)
   La altura de .pin es la "duración" de la animación.
   ============================================================ */
.pin{position:relative; height:520svh; border-top:1px solid var(--rule)}
.stage{
  position:sticky; top:0; height:100svh;
  display:grid; grid-template-columns:1fr var(--ph-w); gap:64px; align-items:center;
  max-width:1180px; margin:0 auto; padding:0 32px;
}

.ledger{position:relative}
.rail{display:flex; flex-direction:column; gap:0; margin-bottom:40px; border-top:1px solid var(--rule)}
.rail-item{
  display:flex; align-items:baseline; gap:16px;
  padding:11px 0; border-bottom:1px solid var(--rule);
  font-family:var(--mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--muted); opacity:.45; transition:opacity .4s ease, color .4s ease;
}
.rail-item .num{color:var(--brass); opacity:.5; transition:opacity .4s ease}
.rail-item .bar{flex:1; height:1px; background:var(--rule); position:relative; overflow:hidden}
.rail-item .bar i{
  position:absolute; inset:0; background:var(--brass);
  transform:scaleX(0); transform-origin:left; display:block;
}
.rail-item.on{opacity:1; color:var(--cream)}
.rail-item.on .num{opacity:1}

.copy-deck{position:relative; min-height:290px}
.chapter{
  position:absolute; inset:0; opacity:0; transform:translateY(22px);
  transition:opacity .5s ease, transform .5s ease; pointer-events:none;
}
.chapter.on{opacity:1; transform:none; pointer-events:auto}
.chapter h2{
  font-family:var(--display); font-weight:700; font-size:clamp(32px,3.6vw,50px);
  line-height:1.02; letter-spacing:-.025em; margin:0 0 18px; max-width:14ch;
}
.chapter p{color:var(--muted); max-width:40ch; margin:0 0 26px}
.chapter ul{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:9px}
.chapter li{
  font-family:var(--mono); font-size:12px; letter-spacing:.04em; color:var(--cream);
  display:flex; gap:12px; align-items:center;
}
.chapter li::before{content:""; width:14px; height:1px; background:var(--brass); flex:none}

/* ---------- lugar del teléfono en la sección (el celular es #phoneRig) ---------- */
.phone-holder{justify-self:center}

/* ============================================================
   EL CELULAR — iPhone 17 en 3D (una sola pieza fija)
   Se diseña a 326×678 px y js/main.js lo mueve/escala/gira
   sobre los .phone-slot. Caras: frente, dorso y dos cantos.
   ============================================================ */
.phone-rig{position:fixed; inset:0; z-index:30; pointer-events:none; overflow:hidden; visibility:hidden}
.phone-rig.ready{visibility:visible}
.phone-rig.away{visibility:hidden}

.ph3d{
  position:absolute; left:0; top:0; width:326px; height:678px;
  transform-style:preserve-3d; transform-origin:50% 50%;
}
.ph3d > *{position:absolute; backface-visibility:hidden; -webkit-backface-visibility:hidden}

/* frente: marco de aluminio oscuro + bisel negro finito */
.phone{
  inset:0; border-radius:56px; padding:9px; background:#050506;
  transform:translateZ(18px);
  box-shadow:
    inset 0 0 0 1.5px #4a4d53,
    inset 0 0 0 3.5px #111214,
    0 0 0 1px rgba(255,255,255,.05),
    0 60px 110px -40px rgba(0,0,0,.95);
}
.ph-back{
  inset:0; border-radius:56px; transform:rotateY(180deg) translateZ(18px);
  background:linear-gradient(150deg,#2a2c30,#141517 55%,#222428);
}
.ph-cams{
  position:absolute; top:22px; right:22px; width:112px; height:156px; border-radius:36px;
  background:rgba(255,255,255,.04); box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);
}
/* cantos (grosor ≈ 0.11 × ancho, como el real) */
.ph-side{
  top:34px; left:145px; width:36px; height:610px; border-radius:18px / 26px; /* corto: no asoma por las esquinas curvas */
  background:linear-gradient(90deg,#1d1f23,#3e4147 20%,#6b6f77 50%,#3e4147 80%,#1d1f23);
}
.ph-side-r{transform:rotateY(90deg) translateZ(163px)}
.ph-side-l{transform:rotateY(-90deg) translateZ(163px)}
.ph-side::before, .ph-side::after{ /* líneas de antena */
  content:""; position:absolute; left:0; right:0; height:3px; background:rgba(0,0,0,.5); top:11%;
}
.ph-side::after{top:89%}
.ph-side i{
  position:absolute; left:20%; right:20%; border-radius:4px;
  background:linear-gradient(90deg,#1c1d20,#70747b 50%,#1c1d20);
  box-shadow:0 0 0 1px rgba(0,0,0,.55), 0 0 8px rgba(0,0,0,.45);
}
.ph-side .b-cam{left:15%; right:15%; background:linear-gradient(90deg,#0d0e10,#2e3d44 50%,#0d0e10)}
/* botones que asoman de frente */
.ph-keys{top:0; height:678px; width:3px}
.ph-keys-l{left:-2.5px}
.ph-keys-r{right:-2.5px}
.ph-keys i{position:absolute; left:0; right:0; border-radius:2px; background:linear-gradient(90deg,#2b2d31,#4c4f55)}
.ph-keys-r i{background:linear-gradient(90deg,#4c4f55,#2b2d31)}
.b-action{top:17%; height:4.4%}
.b-vol1{top:24%; height:7.6%}
.b-vol2{top:33.4%; height:7.6%}
.b-power{top:25%; height:11.5%}
.b-cam{top:55%; height:7%}
/* en los cantos (que arrancan a 34px) los mismos botones, re-calculados */
.ph-side .b-action{top:13.3%; height:4.9%}
.ph-side .b-vol1{top:21.1%; height:8.45%}
.ph-side .b-vol2{top:31.6%; height:8.45%}
.ph-side .b-power{top:22.2%; height:12.8%}
.ph-side .b-cam{top:55.6%; height:7.8%}

/* pantalla */
.screen{
  position:relative; width:100%; height:100%; border-radius:47px; overflow:hidden;
  background:#000; isolation:isolate;
}
.scr{position:absolute; inset:0; transition:opacity .35s ease}
.screen.is-chat .scr-hero{opacity:0}
.scr-chat{opacity:0}
.screen.is-chat .scr-chat{opacity:1}

.status-bar{
  position:absolute; top:0; left:0; right:0; height:52px; z-index:6;
  padding:6px 26px 0 36px; display:flex; align-items:center; justify-content:space-between;
  font-family:var(--body); font-weight:500; font-size:15px; letter-spacing:-.01em; color:var(--cream);
}
.sb-icons{display:flex; align-items:center; gap:6px}
.status-bar svg{display:block; fill:currentColor}
.island{
  position:absolute; top:11px; left:50%; width:98px; height:29px; margin-left:-49px;
  border-radius:20px; background:#000; z-index:7;
}
.island::after{ /* cámara frontal */
  content:""; position:absolute; right:10px; top:9.5px; width:10px; height:10px; border-radius:50%;
  background:radial-gradient(circle at 35% 35%, #2d3c58, #0a0d14 62%);
}
.home-ind{
  position:absolute; bottom:8px; left:50%; width:118px; margin-left:-59px; height:5px;
  border-radius:3px; background:rgba(239,233,219,.6); z-index:6;
}
.glare{ /* reflejo del vidrio: se desliza con el giro (--g) */
  position:absolute; inset:-10% -70%; z-index:8; pointer-events:none;
  background:linear-gradient(105deg, transparent 40%, rgba(255,255,255,.075) 47%, rgba(255,255,255,.02) 53%, transparent 60%);
  transform:translateX(calc(var(--g,0) * 45%));
}
.flash{ /* la pantalla "encendida" mientras alumbra de perfil (--beam) */
  position:absolute; inset:0; z-index:9; pointer-events:none;
  background:radial-gradient(130% 80% at 0% 50%, rgba(255,248,230,.9), rgba(239,233,219,.3) 60%, transparent);
  opacity:var(--beam,0);
}

/* ---------- pantalla del hero: resumen del día ---------- */
.scr-hero{
  padding:62px 16px 30px; display:flex; flex-direction:column; gap:12px;
  background:
    radial-gradient(110% 60% at 85% 0%, rgba(0,207,111,.28), transparent 62%),
    radial-gradient(90% 55% at 0% 100%, rgba(79,214,164,.14), transparent 60%),
    linear-gradient(180deg,#11231c,#0a1411 70%);
}
.hs-date{margin:8px 4px 0; font-family:var(--mono); font-size:10px; letter-spacing:.12em; text-transform:uppercase; color:var(--brass)}
.hs-title{margin:0 4px 6px; font-family:var(--display); font-weight:700; font-size:29px; line-height:1.02; letter-spacing:-.025em}
.hs-grid{display:grid; grid-template-columns:1fr 1fr; gap:10px}
.hs-card{
  min-height:106px; padding:14px 14px 13px; border-radius:22px;
  background:rgba(239,233,219,.06); border:1px solid rgba(239,233,219,.09);
  display:flex; flex-direction:column; justify-content:space-between; gap:6px;
}
.hs-card b{
  display:block; font-family:var(--display); font-weight:700; font-size:40px; line-height:1;
  letter-spacing:-.03em; transform-origin:left bottom;
}
.hs-card span{font-size:11.5px; line-height:1.25; color:var(--muted)}
.hs-card.ok b{color:#4FD6A4}
.hs-card b.bump{animation:bump .7s ease}
@keyframes bump{40%{transform:scale(1.16); color:var(--brass)}}
.hs-next{
  display:flex; gap:12px; align-items:center; padding:14px; border-radius:22px;
  background:linear-gradient(135deg, rgba(0,207,111,.22), rgba(0,207,111,.06));
  border:1px solid rgba(0,207,111,.3);
}
.hs-next .avatar{width:42px; height:42px; font-size:16px}
.hs-next small{display:block; font-family:var(--mono); font-size:9.5px; letter-spacing:.12em; text-transform:uppercase; color:var(--brass)}
.hs-next b{display:block; font-family:var(--display); font-weight:700; font-size:21px; letter-spacing:-.02em; line-height:1.2}
.hs-next div span{display:block; font-size:12px; color:var(--muted)}
.hs-bot{
  margin:auto 4px 0; display:flex; align-items:center; gap:9px;
  font-family:var(--mono); font-size:10px; letter-spacing:.05em; color:var(--muted);
}
.hs-bot i{width:7px; height:7px; border-radius:50%; background:#4FD6A4; box-shadow:0 0 0 4px rgba(79,214,164,.15); flex:none}
.hs-notif{
  position:absolute; top:54px; left:10px; right:10px; z-index:5;
  display:flex; gap:10px; align-items:center; padding:10px 12px; border-radius:20px;
  background:rgba(30,42,37,.96); border:1px solid rgba(255,255,255,.08);
  box-shadow:0 14px 30px -10px rgba(0,0,0,.75);
  opacity:0; transform:translateY(-130%);
  transition:transform .55s cubic-bezier(.2,.9,.25,1.1), opacity .35s ease;
}
.hs-notif.show{opacity:1; transform:none}
.hs-notif-ico{width:34px; height:34px; border-radius:9px; background:var(--wa); color:#fff; display:grid; place-items:center; flex:none}
.hs-notif-ico svg{width:20px; height:20px}
.hs-notif-txt{flex:1; font-size:12px; line-height:1.3}
.hs-notif-txt b{display:flex; justify-content:space-between; font-weight:500; font-size:12.5px}
.hs-notif-txt small{font-weight:400; font-size:10.5px; color:var(--muted)}

/* ---------- pantalla del chat (WhatsApp) ---------- */
.scr-chat{
  display:flex; flex-direction:column; padding-top:52px;
  background-color:var(--chat-bg);
  background-image:radial-gradient(rgba(239,233,219,.045) 1px, transparent 1.3px);
  background-size:16px 16px;
}
.chat-head{
  display:flex; align-items:center; gap:10px; padding:4px 16px 10px 12px;
  border-bottom:1px solid rgba(255,255,255,.07); flex:none; background:rgba(10,21,18,.94);
}
.chat-head .back{color:#4FD6A4; display:flex}
.chat-head .who{flex:1; min-width:0}
.chat-head .acts{display:flex; align-items:center; gap:18px; color:rgba(239,233,219,.85)}
.chat-head svg{display:block}
.avatar{
  width:36px; height:36px; border-radius:50%; flex:none;
  background:linear-gradient(140deg,#00CF6F,#007A41);
  display:grid; place-items:center;
  font-family:var(--display); font-weight:700; font-size:14px; color:#14100A;
}
.chat-head .avatar{width:34px; height:34px}
.chat-head b{display:block; font-family:var(--body); font-weight:500; font-size:14.5px}
.chat-head small{
  display:block; font-family:var(--mono); font-size:10px; color:#4FD6A4;
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
  transition:opacity .4s ease;
}
.screen-body{flex:1; position:relative; overflow:hidden}
.screen-body::after{
  content:""; position:absolute; top:0; left:0; right:0; height:40px; z-index:3;
  background:linear-gradient(var(--chat-bg),transparent); pointer-events:none;
}
.thread{
  position:absolute; left:0; right:0; top:0; padding:14px 12px 10px;
  display:flex; flex-direction:column; gap:8px;
  opacity:0; visibility:hidden;
  transition:opacity .35s ease;
  will-change:transform;
}
.thread.on{opacity:1; visibility:visible}
.row{
  display:flex; opacity:0; transform:translateY(14px) scale(.96);
  transition:opacity .35s ease, transform .45s cubic-bezier(.2,.8,.2,1);
}
.row.in{opacity:1; transform:none}
.row.out{justify-content:flex-end}
.bub{
  max-width:80%; padding:8px 11px 6px; border-radius:16px;
  font-size:14px; line-height:1.42; position:relative;
  box-shadow:0 1px 1px rgba(0,0,0,.25);
}
.row.in-msg .bub{background:var(--bub-in); border-top-left-radius:4px}
.row.out .bub{background:var(--bub-out); border-top-right-radius:4px}
.bub time{
  display:block; text-align:right; font-family:var(--mono);
  font-size:9px; color:rgba(239,233,219,.45); margin-top:3px;
}
.bub time b{color:#5AB8F0; font-weight:400; letter-spacing:-.5px}
.row.chip{justify-content:center}
.row.chip span{
  font-family:var(--mono); font-size:9.5px; letter-spacing:.08em; text-transform:uppercase;
  background:rgba(0,207,111,.13); color:var(--brass);
  padding:5px 11px; border-radius:20px; border:1px solid rgba(0,207,111,.22);
}
.row.day{justify-content:center}
.row.day span{
  font-family:var(--mono); font-size:9.5px; letter-spacing:.08em; text-transform:uppercase;
  padding:5px 11px; border-radius:20px;
  background:rgba(255,255,255,.07); color:var(--muted);
}
.typing{display:flex; gap:4px; padding:11px 13px; background:var(--bub-in);
  border-radius:14px; border-top-left-radius:4px}
.typing i{width:5px; height:5px; border-radius:50%; background:var(--muted); display:block;
  animation:dot 1.2s infinite}
.typing i:nth-child(2){animation-delay:.15s}
.typing i:nth-child(3){animation-delay:.3s}
@keyframes dot{0%,60%,100%{opacity:.3; transform:translateY(0)}30%{opacity:1; transform:translateY(-3px)}}
.bar-input{
  flex:none; padding:8px 10px 28px; display:flex; gap:8px; align-items:center;
  border-top:1px solid rgba(255,255,255,.06); background:rgba(10,21,18,.94);
}
.fake-input{
  flex:1; height:38px; border-radius:20px; background:var(--bub-in);
  display:flex; align-items:center; gap:9px; padding:0 12px;
  font-size:13.5px; color:rgba(239,233,219,.35);
}
.fake-input span{flex:1}
.fake-input svg{flex:none; display:block; color:rgba(239,233,219,.5)}
.send{width:38px; height:38px; border-radius:50%; background:#1DA866; flex:none;
  display:grid; place-items:center; color:#fff}
.send svg{display:block}

/* ---------- la luz que sale de la pantalla de perfil ---------- */
.beam{
  position:absolute; left:0; top:0; width:88vw; height:130vh; opacity:0;
  filter:blur(22px); will-change:transform, opacity;
}
.beam i{
  position:absolute; inset:0;
  clip-path:polygon(0 0, 100% 36%, 100% 64%, 0 100%);
  background:linear-gradient(to left, rgba(255,246,222,.30), rgba(0,207,111,.13) 42%, rgba(0,207,111,0) 92%);
}
.beam::after{
  content:""; position:absolute; inset:0;
  background:radial-gradient(32% 26% at 100% 50%, rgba(255,246,222,.38), transparent 72%);
}

/* ============================================================
   SERVICIOS
   ============================================================ */
.services{display:grid; grid-template-columns:repeat(3,1fr); gap:20px}
.service{
  background:var(--ink-2); border:1px solid var(--rule); border-radius:22px;
  padding:34px 30px 32px; display:flex; flex-direction:column;
  transition:border-color .3s ease, transform .3s ease;
}
.service:hover{border-color:rgba(0,207,111,.45); transform:translateY(-4px)}
.service .num{font-family:var(--mono); font-size:11px; letter-spacing:.1em; color:var(--brass)}
.service h3{font-family:var(--display); font-weight:700; font-size:27px; line-height:1.08; letter-spacing:-.02em; margin:44px 0 14px}
.service p{color:var(--muted); font-size:15.5px; margin:0 0 26px}
.service ul{list-style:none; margin:auto 0 0; padding:20px 0 0; border-top:1px solid var(--rule); display:flex; flex-direction:column; gap:9px}
.service li{font-family:var(--mono); font-size:11.5px; letter-spacing:.03em; display:flex; gap:12px; align-items:center}
.service li::before{content:""; width:14px; height:1px; background:var(--brass); flex:none}

/* ---------- otros rubros ---------- */
.rubros{
  margin-top:20px; background:var(--ink-3); border-radius:22px; border:1px solid var(--rule);
  padding:40px; display:grid; grid-template-columns:1fr 1.3fr; gap:40px; align-items:center;
}
.rubros h3{font-family:var(--display); font-weight:700; font-size:28px; letter-spacing:-.02em; line-height:1.1; margin:0 0 10px}
.rubros p{color:var(--muted); margin:0; font-size:16px}
.chips{display:flex; flex-wrap:wrap; gap:10px}
.chips span{
  font-family:var(--mono); font-size:11px; letter-spacing:.08em; text-transform:uppercase;
  padding:9px 15px; border-radius:30px; border:1px solid var(--rule); color:var(--cream);
}
.chips span.main{border-color:rgba(0,207,111,.4); background:rgba(0,207,111,.12); color:var(--brass)}

/* ============================================================
   PROCESO
   ============================================================ */
.process-grid{display:grid; grid-template-columns:1fr 1.25fr; gap:80px; align-items:start}
.process-intro{position:sticky; top:calc(var(--nav-h) + 40px)}
.process-intro p{color:var(--muted); max-width:44ch}
.steps{list-style:none; margin:0; padding:0; position:relative}
.steps::before{content:""; position:absolute; left:19px; top:10px; bottom:10px; width:1px; background:var(--rule)}
.step{display:grid; grid-template-columns:40px 1fr; gap:24px; padding:0 0 48px; position:relative}
.step:last-child{padding-bottom:0}
.step .dot{
  width:40px; height:40px; border-radius:50%; background:var(--ink);
  border:1px solid rgba(0,207,111,.45); display:grid; place-items:center;
  font-family:var(--mono); font-size:11px; color:var(--brass); position:relative; z-index:1;
}
.step h3{font-family:var(--display); font-weight:700; font-size:24px; letter-spacing:-.015em; line-height:1.15; margin:6px 0 10px}
.step p{color:var(--muted); margin:0; font-size:16px}

/* ============================================================
   TESTIMONIOS
   ============================================================ */
.quote{
  max-width:900px; margin:0 auto; text-align:center;
}
.quote .stars{color:var(--brass); letter-spacing:6px; font-size:15px; margin-bottom:28px}
.quote blockquote{
  margin:0; font-family:var(--display); font-weight:500;
  font-size:clamp(26px,3.6vw,42px); line-height:1.18; letter-spacing:-.02em;
}
.quote blockquote::before{content:"“"; color:var(--brass)}
.quote blockquote::after{content:"”"; color:var(--brass)}
.quote figcaption{margin-top:30px; display:flex; align-items:center; justify-content:center; gap:14px}
.quote figcaption b{display:block; font-weight:500; text-align:left}
.quote figcaption small{display:block; font-family:var(--mono); font-size:11px; letter-spacing:.08em; color:var(--muted); text-transform:uppercase; text-align:left}

/* ============================================================
   EQUIPO
   ============================================================ */
.team-grid{display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:start}
.about p{color:var(--muted); max-width:48ch; margin:0 0 18px}
.about .remote{
  display:inline-flex; align-items:center; gap:10px; margin-top:10px;
  font-family:var(--mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--cream);
  padding:9px 15px; border:1px solid var(--rule); border-radius:30px;
}
.about .remote::before{content:""; width:6px; height:6px; border-radius:50%; background:#4FD6A4}
.people{display:flex; flex-direction:column; gap:16px}
.person{
  display:grid; grid-template-columns:72px 1fr; gap:22px; align-items:start;
  background:var(--ink-2); border:1px solid var(--rule); border-radius:22px; padding:26px;
}
.person .avatar{width:72px; height:72px; font-size:24px}
.person h3{font-family:var(--display); font-weight:700; font-size:22px; letter-spacing:-.015em; margin:2px 0 2px}
.person .role{font-family:var(--mono); font-size:11px; letter-spacing:.08em; text-transform:uppercase; color:var(--brass); margin:0 0 12px}
.person p{color:var(--muted); font-size:15.5px; margin:0}

/* ============================================================
   FAQ
   ============================================================ */
.faq-grid{display:grid; grid-template-columns:1fr 1.5fr; gap:80px; align-items:start}
.faq-list{border-top:1px solid var(--rule)}
.faq-list details{border-bottom:1px solid var(--rule)}
.faq-list summary{
  list-style:none; cursor:pointer; padding:24px 44px 24px 0; position:relative;
  font-family:var(--display); font-weight:500; font-size:20px; letter-spacing:-.01em; line-height:1.3;
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{
  content:"+"; position:absolute; right:4px; top:50%; transform:translateY(-50%);
  font-family:var(--mono); font-size:20px; color:var(--brass); transition:transform .3s ease;
}
.faq-list details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-list details p{color:var(--muted); margin:0; padding:0 44px 26px 0; max-width:60ch}

/* ============================================================
   CONTACTO
   ============================================================ */
.contact-grid{display:grid; grid-template-columns:1fr 1.15fr; gap:80px; align-items:start}
.contact-info p{color:var(--muted); max-width:42ch}
.contact-list{list-style:none; margin:40px 0 0; padding:0; border-top:1px solid var(--rule)}
.contact-list li{padding:18px 0; border-bottom:1px solid var(--rule); display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap}
.contact-list small{font-family:var(--mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted)}
.contact-list a{text-decoration:none; transition:color .2s ease}
.contact-list a:hover{color:var(--brass)}

.form{
  background:var(--ink-2); border:1px solid var(--rule); border-radius:24px; padding:36px;
  display:grid; grid-template-columns:1fr 1fr; gap:18px;
}
.field{display:flex; flex-direction:column; gap:8px}
.field.full{grid-column:1/-1}
.field label, .field legend{font-family:var(--mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted)}
.field input, .field select, .field textarea{
  font:inherit; font-size:16px; color:var(--cream);
  background:var(--ink); border:1px solid var(--rule); border-radius:12px;
  padding:13px 15px; outline:none; transition:border-color .2s ease;
  width:100%;
}
.field select{appearance:none; background-image:linear-gradient(45deg,transparent 50%,var(--brass) 50%),linear-gradient(135deg,var(--brass) 50%,transparent 50%);
  background-position:calc(100% - 20px) 50%, calc(100% - 15px) 50%; background-size:5px 5px; background-repeat:no-repeat; padding-right:40px}
.field textarea{resize:vertical; min-height:110px}
.field input:focus, .field select:focus, .field textarea:focus{border-color:var(--brass)}
fieldset.field{border:none; margin:0; padding:0}
.seg{display:flex; gap:10px; flex-wrap:wrap}
.seg label{
  flex:1; min-width:140px; cursor:pointer; text-transform:none; letter-spacing:0;
  font-family:var(--body); font-size:15px; color:var(--cream);
  border:1px solid var(--rule); border-radius:12px; padding:12px 14px;
  display:flex; align-items:center; gap:10px; transition:border-color .2s ease, background .2s ease;
}
.seg input{accent-color:var(--brass); width:auto; margin:0}
.seg label:has(input:checked){border-color:var(--brass); background:rgba(0,207,111,.08)}
.seg small{display:block; font-family:var(--mono); font-size:10px; color:var(--muted); letter-spacing:.06em; text-transform:uppercase}
.form .btn{grid-column:1/-1; justify-content:center; padding:17px 22px}
.form-note{grid-column:1/-1; margin:0; font-size:13px; color:var(--muted); text-align:center}

/* ============================================================
   CIERRE + FOOTER
   ============================================================ */
.closing{padding:160px 0 120px; border-top:1px solid var(--rule); text-align:center; position:relative; overflow:hidden}
.closing::before{
  content:""; position:absolute; left:50%; top:30%; transform:translate(-50%,-50%);
  width:900px; height:900px; max-width:120vw;
  background:radial-gradient(circle, rgba(0,207,111,.09), transparent 60%); pointer-events:none;
}
.closing h2{
  font-family:var(--display); font-weight:700; font-size:clamp(42px,7.5vw,104px);
  line-height:.96; letter-spacing:-.035em; margin:0 auto 40px; max-width:14ch; position:relative;
}
.closing h2 em{font-style:normal; color:var(--brass)}
.closing .hero-ctas{justify-content:center; position:relative}

.footer{border-top:1px solid var(--rule); padding:40px 0 calc(40px + env(safe-area-inset-bottom,0px))}
.footer-inner{display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap}
.footer small, .footer a{font-family:var(--mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); text-decoration:none}
.footer a:hover{color:var(--brass)}
.footer-links{display:flex; gap:24px; flex-wrap:wrap}

/* ---------- barra CTA fija ---------- */
.cta-bar{
  position:fixed; left:50%; bottom:calc(20px + env(safe-area-inset-bottom,0px)); z-index:40;
  display:flex; align-items:center; gap:8px; padding:6px;
  background:rgba(11,20,17,.8); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--rule); border-radius:50px;
  box-shadow:0 18px 40px -14px rgba(0,0,0,.8);
  opacity:0; transform:translate(-50%,120%); pointer-events:none;
  transition:opacity .35s ease, transform .45s cubic-bezier(.2,.8,.2,1);
}
.cta-bar.show{opacity:1; transform:translate(-50%,0); pointer-events:auto}
.cta-bar .btn{white-space:nowrap}
.cta-bar .btn:hover{transform:none}
.cta-wa{
  width:48px; height:48px; border-radius:50%; background:var(--wa); flex:none;
  display:grid; place-items:center; color:#fff;
  transition:transform .25s ease;
}
.cta-wa:hover{transform:scale(1.07)}
.cta-wa svg{width:26px; height:26px}

/* ---------- reveal on scroll ---------- */
/* el contenido siempre es visible; sólo se desliza al entrar */
.reveal{transform:translateY(24px); transition:transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal.visible{transform:none}
.reveal-d1{transition-delay:.08s}
.reveal-d2{transition-delay:.16s}

/* ============================================================
   MOBILE
   ============================================================ */
@media (max-width:900px){
  :root{--nav-h:62px; --ph-h:min(520px, 54svh)}
  .wrap{padding:0 22px}
  .section{padding:96px 0}
  .section-head{margin-bottom:44px}

  .nav-toggle{display:block}
  .nav-links{
    position:absolute; top:100%; left:0; right:0;
    flex-direction:column; align-items:stretch; gap:0;
    background:var(--ink); border-bottom:1px solid var(--rule);
    padding:8px 22px 22px;
    opacity:0; visibility:hidden; transform:translateY(-8px);
    transition:opacity .25s ease, transform .25s ease, visibility .25s;
  }
  .nav.open .nav-links{opacity:1; visibility:visible; transform:none}
  .nav-links li{border-bottom:1px solid var(--rule)}
  .nav-links li:last-child{border-bottom:none; padding-top:18px}
  .nav-links a{display:block; padding:16px 0; font-size:12px}
  .nav-links .btn{display:flex; justify-content:center; padding:15px}

  .hero .lead{font-size:17px}
  .hero{min-height:auto; padding:calc(var(--nav-h) + 40px) 0 72px}
  .hero-grid{grid-template-columns:1fr; gap:48px}
  #slotHero{justify-self:center}
  .scroll-cue{display:none}
  .hero-meta{margin-top:40px}

  .problema-grid{grid-template-columns:1fr 56px; gap:12px}
  .problem{grid-template-columns:40px 1fr; padding:32px 0}
  .problem p{font-size:15px}

  .stage{
    grid-template-columns:1fr; gap:20px; padding:0 22px;
    align-content:center; justify-items:center;
    padding-bottom:72px; /* lugar para la barra CTA */
  }
  .phone-holder{order:1}
  .ledger{order:2; width:100%}
  .rail{display:none}
  .copy-deck{min-height:230px}
  .chapter h2{font-size:26px; margin-bottom:10px}
  .chapter p{font-size:15px; margin-bottom:14px}
  .chapter ul{flex-direction:row; flex-wrap:wrap; gap:8px 16px}
  .chapter li{font-size:10.5px}
  .pin{height:480svh}

  .services{grid-template-columns:1fr}
  .service h3{margin-top:28px}
  .rubros{grid-template-columns:1fr; padding:28px; gap:24px}

  .process-grid, .team-grid, .faq-grid, .contact-grid{grid-template-columns:1fr; gap:44px}
  .process-intro{position:static}

  .person{grid-template-columns:56px 1fr; gap:16px; padding:22px}
  .person .avatar{width:56px; height:56px; font-size:19px}

  .faq-list summary{font-size:18px}

  .form{grid-template-columns:1fr; padding:24px}
  .closing{padding:110px 0 90px}
  .cta-bar{left:16px; right:16px; bottom:calc(14px + env(safe-area-inset-bottom,0px)); transform:translateY(120%)}
  .cta-bar.show{transform:none}
  .cta-bar .btn{flex:1; justify-content:center}
  .cta-wa{width:46px; height:46px}
}
/* celulares bajos: que el capítulo no quede tapado por la barra CTA */
@media (max-width:900px) and (max-height:740px){
  :root{--ph-h:50svh}
  .stage{gap:14px}
  .chapter h2{font-size:23px}
  .chapter p{font-size:14px; line-height:1.5}
}
@media (max-width:420px){
  .wrap, .stage{padding-left:18px; padding-right:18px}
  .hero-ctas .btn{width:100%; justify-content:center}
}

@media (prefers-reduced-motion:reduce){
  .row,.chapter,.thread,.scr,.hs-notif,.reveal,.btn,.service,.nav,.cta-bar{transition:none !important}
  .reveal{transform:none}
  .scroll-cue span::after,.typing i,.hs-card b.bump{animation:none}
  .beam{display:none}
}