/* ============================================================
   PROYECTO FF — Premium Industrial Engineering · v2
   Tighter, sharper, more visual.
   Petrol/graphite base · cyan technical accent · orange CTA
   ============================================================ */

:root {
  --ink:        #08121A;
  --petrol:     #0B1E2B;
  --petrol-2:   #0F2C3D;
  --graphite:   #122230;
  --line:       rgba(140, 178, 198, 0.14);
  --line-strong:rgba(140, 178, 198, 0.30);

  --cyan:       #19B6D9;
  --cyan-bright:#48D8F2;
  --cyan-dim:   rgba(25, 182, 217, 0.13);
  --orange:     #FF6A2B;
  --orange-2:   #FF8049;
  --green:      #2FCB7E;

  --t-hi:       #ECF3F6;
  --t-mid:      #A4BAC6;
  --t-lo:       #65808F;

  --display: "Space Grotesk", system-ui, sans-serif;
  --body:    "IBM Plex Sans", system-ui, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, monospace;

  --maxw: 1220px;
  --gut: clamp(20px, 5vw, 60px);
  --radius: 5px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--body);
  background: var(--petrol);
  color: var(--t-hi);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
::selection { background: var(--cyan); color: var(--ink); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gut); }
.section { position: relative; padding-block: clamp(64px, 9vw, 120px); }

.eyebrow {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--cyan); font-weight: 500;
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--cyan); display: inline-block; }
.eyebrow.no-line::before { display: none; }

h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.07; letter-spacing: -0.02em; }
h2.sect-title { font-size: clamp(29px, 4.2vw, 48px); margin-top: 16px; max-width: 20ch; text-wrap: balance; }
.lead { color: var(--t-mid); font-size: clamp(16px, 1.4vw, 18.5px); max-width: 58ch; margin-top: 18px; }

/* blueprint grid overlay */
.grid-bg::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 58px 58px;
  -webkit-mask-image: radial-gradient(ellipse 85% 65% at 50% 35%, #000 25%, transparent 100%);
          mask-image: radial-gradient(ellipse 85% 65% at 50% 35%, #000 25%, transparent 100%);
}
.section > .wrap { position: relative; z-index: 1; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 13.5px; font-weight: 500; letter-spacing: 0.03em;
  padding: 15px 24px; border-radius: var(--radius); white-space: nowrap;
  transition: transform .25s var(--ease), background .25s var(--ease), box-shadow .25s var(--ease), color .25s var(--ease);
}
.btn svg { width: 17px; height: 17px; flex: none; }
.btn-primary { background: var(--orange); color: #fff; box-shadow: 0 8px 24px -10px rgba(255,106,43,.7); }
.btn-primary:hover { background: var(--orange-2); transform: translateY(-2px); box-shadow: 0 14px 32px -10px rgba(255,106,43,.8); }
.btn-ghost { background: transparent; color: var(--t-hi); box-shadow: inset 0 0 0 1px var(--line-strong); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1px var(--cyan); color: var(--cyan-bright); }
.btn-block { width: 100%; justify-content: center; }
.btn-lg { padding: 17px 30px; font-size: 14.5px; }

/* ============================================================ HEADER */
.site-header { position: fixed; inset: 0 0 auto; z-index: 100; border-bottom: 1px solid transparent; transition: background .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease); }
.site-header.scrolled { background: rgba(8,18,26,.85); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); border-bottom-color: var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { width: 38px; height: 38px; flex: none; border: 1.5px solid var(--cyan); display: grid; place-items: center; position: relative; }
.brand-mark::before, .brand-mark::after { content: ""; position: absolute; background: var(--cyan); }
.brand-mark::before { width: 7px; height: 1.5px; top: -1px; left: -3px; }
.brand-mark::after  { width: 1.5px; height: 7px; top: -3px; left: -1px; }
.brand-mark span { font-family: var(--display); font-weight: 700; font-size: 15px; color: var(--t-hi); letter-spacing: -0.04em; }
.brand-txt b { font-family: var(--display); font-weight: 600; font-size: 16.5px; display: block; line-height: 1; }
.brand-txt small { font-family: var(--mono); font-size: 9px; letter-spacing: 0.2em; color: var(--t-lo); text-transform: uppercase; }
.nav { display: flex; align-items: center; gap: 32px; }
.nav a { font-size: 14.5px; color: var(--t-mid); transition: color .2s; }
.nav a:hover { color: var(--t-hi); }
.header-cta { display: flex; align-items: center; gap: 16px; }
.header-phone { display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 13.5px; color: var(--t-hi); }
.header-phone svg { width: 15px; height: 15px; color: var(--cyan); }
.burger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.burger span { width: 22px; height: 2px; background: var(--t-hi); transition: .3s var(--ease); }
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-nav { position: fixed; inset: 72px 0 0; z-index: 99; background: rgba(8,18,26,.97); backdrop-filter: blur(16px); display: flex; flex-direction: column; padding: 30px var(--gut); gap: 4px; transform: translateX(100%); transition: transform .4s var(--ease); }
.mobile-nav.open { transform: translateX(0); }
.mobile-nav a { font-family: var(--display); font-size: 25px; padding: 15px 0; border-bottom: 1px solid var(--line); color: var(--t-hi); }
.mobile-nav .btn { margin-top: 22px; }

/* ============================================================ HERO */
.hero {
  position: relative; padding-top: 138px; padding-bottom: clamp(56px, 7vw, 96px); overflow: hidden;
  background:
    radial-gradient(110% 80% at 88% 8%, rgba(25,182,217,.13), transparent 52%),
    radial-gradient(80% 70% at 0% 100%, rgba(15,44,61,.9), transparent 60%),
    var(--ink);
}
.hero::after { /* scanline texture */
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: repeating-linear-gradient(0deg, transparent 0 3px, rgba(255,255,255,.012) 3px 4px);
}
.hero-grid { display: grid; grid-template-columns: 1.04fr 0.96fr; gap: clamp(30px, 4vw, 56px); align-items: center; position: relative; z-index: 2; }
.hero h1 { font-size: clamp(36px, 5.3vw, 64px); line-height: 1.02; letter-spacing: -0.03em; margin-top: 20px; text-wrap: balance; }
.hero h1 em { font-style: normal; color: var(--cyan); }
.hero-sub { color: var(--t-mid); font-size: clamp(16.5px, 1.5vw, 19px); margin-top: 22px; max-width: 48ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 32px; }
.hero-trust { margin-top: 30px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 9px 16px; align-items: center; }
.chip { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--t-mid); padding: 7px 13px; border: 1px solid var(--line); border-radius: 100px; display: inline-flex; align-items: center; gap: 8px; }
.chip::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); }

/* hero visual */
.hero-visual { position: relative; }
.blueprint { position: relative; aspect-ratio: 4 / 4.3; background: var(--petrol); border: 1px solid var(--line-strong); border-radius: var(--radius); overflow: hidden; box-shadow: 0 44px 90px -34px rgba(0,0,0,.75); }
.blueprint .bp-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(25,182,217,.10) 1px, transparent 1px), linear-gradient(90deg, rgba(25,182,217,.10) 1px, transparent 1px); background-size: 28px 28px; }
.blueprint .bp-grid.major { background-image: linear-gradient(rgba(25,182,217,.18) 1px, transparent 1px), linear-gradient(90deg, rgba(25,182,217,.18) 1px, transparent 1px); background-size: 140px 140px; }
.blueprint .bp-truss { position: absolute; inset: 0; z-index: 1; opacity: .9; }
.blueprint image-slot { position: absolute; inset: 12px; width: auto; height: auto; z-index: 3; }
.bp-frame-label { position: absolute; left: 14px; bottom: 12px; z-index: 5; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.12em; color: var(--cyan-bright); text-transform: uppercase; background: rgba(8,18,26,.72); padding: 5px 9px; border: 1px solid var(--line); }
.bp-corner { position: absolute; width: 15px; height: 15px; z-index: 5; }
.bp-corner::before, .bp-corner::after { content: ""; position: absolute; background: var(--cyan); }
.bp-corner::before { width: 100%; height: 1.5px; }
.bp-corner::after { height: 100%; width: 1.5px; }
.bp-corner.tl { top: 8px; left: 8px; }
.bp-corner.tr { top: 8px; right: 8px; } .bp-corner.tr::after { right: 0; }
.bp-corner.bl { bottom: 8px; left: 8px; } .bp-corner.bl::before { bottom: 0; }
.bp-corner.br { bottom: 8px; right: 8px; } .bp-corner.br::before { bottom: 0; } .bp-corner.br::after { right: 0; }
.bp-dim { position: absolute; top: 13px; right: 13px; z-index: 6; font-family: var(--mono); font-size: 10px; color: var(--t-mid); text-align: right; line-height: 1.85; }
.bp-dim .k { color: var(--cyan-bright); }
.hero-spec { position: absolute; left: -14px; bottom: 34px; z-index: 8; background: var(--graphite); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 13px 17px; box-shadow: 0 26px 54px -22px rgba(0,0,0,.75); display: flex; align-items: center; gap: 13px; }
.hero-spec .ico { width: 36px; height: 36px; border-radius: 4px; background: var(--cyan-dim); color: var(--cyan-bright); display: grid; place-items: center; }
.hero-spec .ico svg { width: 20px; height: 20px; }
.hero-spec b { font-family: var(--display); font-size: 16px; display: block; }
.hero-spec small { font-family: var(--mono); font-size: 10px; color: var(--t-lo); letter-spacing: 0.08em; text-transform: uppercase; }

/* ============================================================ TRUST STRIP */
.trust-strip { background: var(--ink); border-block: 1px solid var(--line); padding-block: 26px; }
.trust-strip .wrap { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; justify-content: space-between; }
.trust-label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--t-lo); flex: none; }
.trust-logos { display: flex; flex-wrap: wrap; gap: 12px 32px; align-items: center; }
.trust-logos span { font-family: var(--display); font-weight: 600; font-size: clamp(15px, 1.7vw, 20px); color: var(--t-mid); opacity: .8; transition: color .25s, opacity .25s; }
.trust-logos span:hover { color: var(--t-hi); opacity: 1; }

/* ============================================================ VALUE BAND (problema+solución+why, condensed) */
.value { background: var(--petrol); }
.value-head { max-width: 720px; }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 52px; }
.vcard { background: var(--graphite); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 28px 34px; position: relative; overflow: hidden; transition: border-color .3s, transform .35s var(--ease); }
.vcard::after { content: ""; position: absolute; top: 0; left: 0; width: 0; height: 2px; background: var(--cyan); transition: width .4s var(--ease); }
.vcard:hover { border-color: var(--line-strong); transform: translateY(-4px); }
.vcard:hover::after { width: 100%; }
.vcard .vi { width: 50px; height: 50px; border-radius: 6px; background: var(--cyan-dim); color: var(--cyan-bright); display: grid; place-items: center; margin-bottom: 22px; }
.vcard .vi svg { width: 26px; height: 26px; }
.vcard h3 { font-size: 21px; font-weight: 600; }
.vcard p { color: var(--t-mid); font-size: 15px; margin-top: 11px; line-height: 1.6; }
.vcard .vk { position: absolute; top: 26px; right: 28px; font-family: var(--mono); font-size: 11px; color: var(--t-lo); letter-spacing: 0.08em; }
.value-foot { margin-top: 36px; padding: 24px 30px; border: 1px dashed var(--line-strong); border-radius: var(--radius); display: flex; gap: 16px; align-items: center; font-size: 16.5px; color: var(--t-mid); }
.value-scope { margin-top: 18px; font-size: 15.5px; color: var(--t-mid); max-width: 62ch; padding-left: 16px; border-left: 2px solid var(--cyan); }
.value-foot b { color: var(--t-hi); font-family: var(--display); font-weight: 600; }
.value-foot .qt { font-family: var(--display); font-size: 38px; color: var(--cyan); line-height: 1; flex: none; }

/* ============================================================ SERVICES */
.services { background: var(--ink); }
.services-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 28px; flex-wrap: wrap; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 52px; }
.svc { background: var(--graphite); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 26px 30px; display: flex; flex-direction: column; min-height: 250px; position: relative; overflow: hidden; transition: border-color .3s, transform .35s var(--ease), background .3s; }
.svc::after { content: ""; position: absolute; left: 0; top: 0; height: 2px; width: 0; background: var(--cyan); transition: width .4s var(--ease); }
.svc:hover { border-color: var(--line-strong); transform: translateY(-4px); background: var(--petrol-2); }
.svc:hover::after { width: 100%; }
.svc-ico { width: 48px; height: 48px; border-radius: 6px; background: var(--cyan-dim); color: var(--cyan-bright); display: grid; place-items: center; margin-bottom: 20px; transition: background .3s, color .3s; }
.svc:hover .svc-ico { background: var(--cyan); color: var(--ink); }
.svc-ico svg { width: 26px; height: 26px; }
.svc-num { position: absolute; top: 24px; right: 24px; font-family: var(--mono); font-size: 11px; color: var(--t-lo); letter-spacing: 0.1em; }
.svc h3 { font-size: 19px; font-weight: 600; }
.svc p { color: var(--t-mid); font-size: 14.5px; margin-top: 9px; line-height: 1.55; flex: 1; }
.svc .benefit { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); font-family: var(--mono); font-size: 11.5px; color: var(--cyan-bright); display: flex; gap: 8px; align-items: flex-start; }
.svc .benefit svg { width: 13px; height: 13px; flex: none; margin-top: 2px; }

/* ============================================================ PROCESS (compact stepper) */
.process { background: var(--petrol); }
.process-rail { margin-top: 52px; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; position: relative; }
.process-rail::before { content: ""; position: absolute; top: 26px; left: 8%; right: 8%; height: 1.5px; background: linear-gradient(90deg, transparent, var(--line-strong) 12%, var(--line-strong) 88%, transparent); }
.pstep { padding: 0 16px; text-align: center; position: relative; }
.pstep .pnode { width: 54px; height: 54px; margin: 0 auto 22px; border-radius: 50%; background: var(--graphite); border: 1.5px solid var(--line-strong); display: grid; place-items: center; position: relative; z-index: 2; transition: border-color .3s, background .3s; }
.pstep .pnode svg { width: 24px; height: 24px; color: var(--cyan-bright); }
.pstep:hover .pnode { border-color: var(--cyan); background: var(--petrol-2); }
.pstep .pn { font-family: var(--mono); font-size: 11px; color: var(--cyan); letter-spacing: 0.1em; }
.pstep h3 { font-size: 16.5px; font-weight: 600; margin-top: 6px; }
.pstep p { color: var(--t-mid); font-size: 13.5px; margin-top: 8px; line-height: 1.5; }
.process-cta { margin-top: 48px; display: flex; justify-content: center; }

/* ============================================================ PROJECTS (premium gallery) */
.projects { background: var(--ink); }
.projects-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 52px; }
.proj { position: relative; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--graphite); transition: border-color .3s, transform .35s var(--ease); }
.proj:hover { border-color: var(--cyan); transform: translateY(-5px); }
.proj-img { position: relative; aspect-ratio: 4/3.2; background: var(--ink); overflow: hidden; }
/* generated structural blueprint backdrop — looks finished with no photo */
.proj-motif { position: absolute; inset: 0; z-index: 0; }
.proj-motif .mgrid { position: absolute; inset: 0; background-image: linear-gradient(rgba(25,182,217,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(25,182,217,.08) 1px, transparent 1px); background-size: 22px 22px; }
.proj-motif svg { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .85; }
.proj-img image-slot { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 2; }
.proj-tag { position: absolute; top: 12px; left: 12px; z-index: 4; font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--cyan-bright); background: rgba(8,18,26,.78); border: 1px solid var(--line); padding: 4px 8px; pointer-events: none; }
.proj-body { padding: 18px 20px 22px; position: relative; z-index: 3; }
.proj-body h3 { font-size: 18px; font-weight: 600; }
.proj-body p { color: var(--t-mid); font-size: 14px; margin-top: 4px; }
.proj-body .meta { margin-top: 13px; display: flex; gap: 8px; align-items: center; font-family: var(--mono); font-size: 11px; color: var(--t-lo); }
.proj-body .meta .st { color: var(--green); display: inline-flex; align-items: center; gap: 5px; }
.proj-body .meta .st::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--green); }
.projects-note { margin-top: 24px; font-family: var(--mono); font-size: 12px; color: var(--t-lo); display: flex; align-items: center; gap: 10px; }
.projects-note svg { width: 15px; height: 15px; color: var(--cyan); flex: none; }

/* ============================================================ CONTACT (form + merged CTA) */
.contact { background: var(--petrol); position: relative; overflow: hidden; }
.contact::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(25,182,217,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(25,182,217,.07) 1px, transparent 1px); background-size: 48px 48px; -webkit-mask-image: radial-gradient(circle at 80% 12%, #000, transparent 60%); mask-image: radial-gradient(circle at 80% 12%, #000, transparent 60%); }
.contact .wrap { position: relative; z-index: 1; }
.contact-head { max-width: 680px; }
.contact-grid { display: grid; grid-template-columns: 1.25fr 0.75fr; gap: clamp(30px, 5vw, 56px); margin-top: 48px; }
.form-card { background: var(--graphite); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: clamp(26px, 3.4vw, 40px); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field.full { grid-column: 1 / -1; }
.field label { display: block; font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--t-mid); margin-bottom: 8px; }
.field label .req { color: var(--orange); }
.field input, .field select, .field textarea { width: 100%; background: var(--ink); border: 1px solid var(--line); border-radius: 4px; padding: 13px 15px; color: var(--t-hi); font-family: var(--body); font-size: 15px; transition: border-color .2s, box-shadow .2s; }
.field textarea { resize: vertical; min-height: 104px; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2319B6D9' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 15px center; padding-right: 40px; }
.field input::placeholder, .field textarea::placeholder { color: var(--t-lo); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px var(--cyan-dim); }
.field.error input, .field.error select, .field.error textarea { border-color: var(--orange); }
.field .err-msg { display: none; font-family: var(--mono); font-size: 11px; color: var(--orange-2); margin-top: 6px; }
.field.error .err-msg { display: block; }
.checkrow { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; border: 1px solid var(--line); border-radius: 4px; background: var(--ink); }
.checkrow input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--cyan); flex: none; }
.checkrow label { font-family: var(--body); text-transform: none; letter-spacing: 0; font-size: 14px; color: var(--t-mid); margin: 0; }
.form-foot { margin-top: 18px; font-size: 13px; color: var(--t-lo); display: flex; gap: 10px; align-items: flex-start; }
.form-foot svg { width: 15px; height: 15px; color: var(--cyan); flex: none; margin-top: 2px; }
.form-success { display: none; padding: 18px 20px; border: 1px solid rgba(47,203,126,.4); background: rgba(47,203,126,.08); border-radius: 4px; margin-bottom: 22px; color: var(--green); font-size: 14.5px; align-items: center; gap: 12px; }
.form-success.show { display: flex; }
.form-success svg { width: 20px; height: 20px; flex: none; }
.contact-aside { display: flex; flex-direction: column; gap: 13px; }
.aside-cta { background: linear-gradient(150deg, var(--petrol-2), var(--graphite)); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 26px 24px; }
.aside-cta h3 { font-size: 20px; font-weight: 600; }
.aside-cta p { color: var(--t-mid); font-size: 14px; margin-top: 8px; line-height: 1.55; }
.cinfo { background: var(--graphite); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; display: flex; gap: 15px; align-items: center; transition: border-color .3s, transform .3s var(--ease); }
.cinfo:hover { border-color: var(--cyan); transform: translateX(3px); }
.cinfo .ci { width: 42px; height: 42px; flex: none; border-radius: 6px; background: var(--cyan-dim); color: var(--cyan-bright); display: grid; place-items: center; }
.cinfo .ci svg { width: 21px; height: 21px; }
.cinfo small { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--t-lo); display: block; margin-bottom: 3px; }
.cinfo b { font-family: var(--display); font-size: 16px; font-weight: 500; }
.cinfo.wa { background: linear-gradient(135deg, rgba(47,203,126,.14), var(--graphite)); border-color: rgba(47,203,126,.3); }
.cinfo.wa .ci { background: rgba(47,203,126,.16); color: var(--green); }

/* ============================================================ FOOTER */
.site-footer { background: var(--ink); border-top: 1px solid var(--line); padding-block: 56px 28px; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1.2fr; gap: 40px; }
.footer-brand p { color: var(--t-mid); font-size: 14px; margin-top: 16px; max-width: 36ch; line-height: 1.6; }
.footer-col h4 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--t-lo); margin-bottom: 16px; }
.footer-col a, .footer-col p { display: block; color: var(--t-mid); font-size: 14px; padding: 5px 0; transition: color .2s; }
.footer-col a:hover { color: var(--cyan-bright); }
.footer-bottom { margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer-bottom p { font-family: var(--mono); font-size: 12px; color: var(--t-lo); }

/* ============================================================ MOBILE BAR */
.mobile-bar { display: none; }

/* ============================================================ REVEAL */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .07s; } .reveal.d2 { transition-delay: .14s; }
.reveal.d3 { transition-delay: .21s; } .reveal.d4 { transition-delay: .28s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }
html.no-anim .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }

/* ============================================================ RESPONSIVE */
@media (max-width: 1080px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .process-rail { grid-template-columns: repeat(2, 1fr); gap: 32px 0; }
  .process-rail::before { display: none; }
}
@media (max-width: 920px) {
  .nav, .header-phone { display: none; }
  .burger { display: flex; }
  .hero-grid { grid-template-columns: 1fr; gap: 42px; }
  .hero-visual { max-width: 440px; }
  .value-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 600px) {
  body { font-size: 16px; padding-bottom: 64px; }
  .header-cta .btn-primary { display: none; }
  .services-grid, .projects-grid, .process-rail, .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .hero-spec { left: 0; }
  .value-foot { flex-direction: column; align-items: flex-start; gap: 10px; }
  .mobile-bar { display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 95; background: rgba(8,18,26,.94); backdrop-filter: blur(14px); border-top: 1px solid var(--line); }
  .mobile-bar a { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 11px 6px; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.05em; color: var(--t-mid); text-transform: uppercase; }
  .mobile-bar a svg { width: 19px; height: 19px; }
  .mobile-bar a + a { border-left: 1px solid var(--line); }
  .mobile-bar a.wa { color: var(--green); }
  .mobile-bar a.quote { color: var(--orange-2); }
}