/* ============================================================
   PROYECTO COMÚN DOBEL — Sitio web corporativo
   Paleta principal: #0F7190 (teal) · #0E4F79 (azul)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Saira+Condensed:wght@500;600;700;800&family=Manrope:wght@400;500;600;700;800&display=swap');

/* === Fuentes de marca DOBEL === */
@font-face {
  font-family: 'Agency FB';
  src: url('fonts/AgencyFB-Bold.ttf') format('truetype');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Compacta';
  src: url('fonts/Compacta-Bold.ttf') format('truetype');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Averta';
  src: url('fonts/AvertaDemoPE-ExtraBold.otf') format('opentype');
  font-weight: 800; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Cera Pro';
  src: url('fonts/CeraPro-Bold.otf') format('opentype');
  font-weight: 700; font-style: normal; font-display: swap;
}

:root {
  --teal: #0F7190;
  --blue: #0E4F79;
  --blue-deep: #0a3a5a;
  --blue-mid: #1f6fa8;
  --teal-bright: #2bb3cb;
  --teal-soft: #6fc9d8;
  --ink: #15323d;
  --muted: #5a7480;
  --paper: #ffffff;
  --paper-soft: #f3f7f9;
  --line: #e2ebef;
  --maxw: 1240px;
  --nav-h: 84px;
  /* Fuentes de marca con sustitutos de respaldo */
  --font-agency: 'Agency FB', 'Saira Condensed', 'Arial Narrow', sans-serif;
  --font-compacta: 'Compacta', 'Saira Condensed', 'Arial Narrow', sans-serif;
  --font-averta: 'Averta', 'Manrope', system-ui, sans-serif;
  --font-cera: 'Cera Pro', 'Manrope', system-ui, sans-serif;
  --font-head: 'Compacta', 'Saira Condensed', 'Arial Narrow', sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;
  --font-display: 'Compacta', 'Saira Condensed', 'Arial Narrow', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  font-size: 18px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  line-height: 1.12;
  margin: 0;
  color: var(--blue);
}

p { margin: 0 0 1.1em; text-wrap: pretty; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: transparent;
  transition: background .35s ease, box-shadow .35s ease;
}
.nav::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8,46,72,0.55), rgba(8,46,72,0));
  opacity: 1;
  transition: opacity .35s ease;
  pointer-events: none;
}
.nav--solid {
  /* Degradado azul: 100% de opacidad arriba → 0% abajo (sin pleca sólida) */
  background: linear-gradient(180deg, var(--blue) 0%, rgba(14,79,121,0.85) 32%, rgba(14,79,121,0) 100%);
  box-shadow: none;
}
.nav--solid::before { opacity: 0; }
.nav__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 24px;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__link {
  position: relative;
  display: inline-block;
  font-family: var(--font-agency);
  font-weight: 700;
  font-size: 21px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
  padding: 10px 18px;
  border-radius: 6px;
  transition: color .3s ease, transform .3s cubic-bezier(.2,.8,.2,1);
}
/* rollover: animated underline + lift */
.nav__link::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 6px;
  height: 2.5px;
  background: #fff;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .35s cubic-bezier(.2,.8,.2,1);
}
.nav__link:hover,
.nav__link:focus-visible { transform: translateY(-2px); }
.nav__link:hover::after,
.nav__link:focus-visible::after { transform: scaleX(1); }

.nav__link.is-active::after { transform: scaleX(1); background: var(--teal-bright); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
  margin-left: auto;
}
.nav__toggle span {
  display: block;
  width: 28px;
  height: 2.5px;
  background: #fff;
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}
.nav.is-open .nav__toggle span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav.is-open .nav__toggle span:nth-child(2) { opacity: 0; }
.nav.is-open .nav__toggle span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-agency);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(120deg, var(--teal), var(--blue));
  border: 0;
  padding: 15px 32px;
  border-radius: 8px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform .3s cubic-bezier(.2,.8,.2,1), box-shadow .3s ease;
  box-shadow: 0 10px 24px -12px rgba(14,79,121,0.7);
}
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, var(--teal-bright), var(--teal));
  opacity: 0;
  transition: opacity .35s ease;
}
.btn span { position: relative; z-index: 1; }
.btn:hover { transform: translateY(-3px); box-shadow: 0 16px 30px -12px rgba(15,113,144,0.65); }
.btn:hover::after { opacity: 1; }
.btn--ghost {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.85);
  box-shadow: none;
}
.btn--ghost::after { background: #fff; }
.btn--ghost:hover { color: var(--blue); }

/* ============================================================
   HERO INICIO (capas animadas que entran a cuadro)
   ============================================================ */
.hero {
  position: relative;
  min-height: clamp(560px, 90vh, 900px);
  overflow: hidden;
  background: var(--blue-deep);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: url('assets/banner-inicio.jpg') center/cover no-repeat;
  animation: heroZoom 1.6s cubic-bezier(.2,.7,.2,1) both;
}
.hero__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(0deg, rgba(8,46,72,0.4) 0%, rgba(8,46,72,0) 45%),
    linear-gradient(180deg, rgba(8,46,72,0.35) 0%, rgba(8,46,72,0) 30%);
}
.hero__bar {
  position: absolute;
  left: 0;
  width: 100%;
  z-index: 2;
  pointer-events: none;
}
.hero__bar img { width: 100%; height: auto; display: block; }
.hero__bar--top { top: 0; animation: dropIn 1s cubic-bezier(.2,.8,.2,1) .15s both; }
.hero__bar--bottom { bottom: 0; animation: riseIn 1s cubic-bezier(.2,.8,.2,1) .28s both; }
.hero__lines {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: url('assets/lines.png') center/cover no-repeat;
  opacity: 0;
  animation: linesFade 1.4s ease .5s forwards;
}
.hero__logo {
  position: absolute;
  z-index: 3;
  right: clamp(8px, 1.6vw, 22px);
  bottom: clamp(4px, 1vw, 14px);
  width: clamp(200px, 28vw, 380px);
  height: auto;
  filter: drop-shadow(0 6px 24px rgba(5,30,48,0.45));
  opacity: 0;
  animation: logoIn 1s cubic-bezier(.2,.8,.2,1) .7s both;
}

@keyframes heroZoom { from { transform: scale(1.12); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@keyframes dropIn  { from { transform: translateY(-110%); } to { transform: translateY(0); } }
@keyframes riseIn  { from { transform: translateY(110%); } to { transform: translateY(0); } }
@keyframes linesFade { from { opacity: 0; } to { opacity: 0.4; } }
@keyframes logoIn  { from { opacity: 0; transform: translateY(34px) scale(.92); } to { opacity: 1; transform: none; } }
@keyframes fadeUp  { from { opacity: 0; transform: translateY(40px); } to { opacity: 1; transform: none; } }

/* ============================================================
   SECTION HELPERS
   ============================================================ */
.section { padding: 96px 0; }
.section--soft { background: var(--paper-soft); }

.eyebrow {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.eyebrow::before {
  content: "";
  width: 38px;
  height: 2px;
  background: var(--teal);
  display: inline-block;
}

.lead { font-size: 1.18rem; color: var(--muted); }

/* Intro grid (Inicio) */
.intro-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(28px, 4vw, 64px);
  align-items: center;
  margin-top: 48px;
}
.intro-grid__media img { width: 100%; border-radius: 16px; box-shadow: 0 30px 60px -34px rgba(14,79,121,0.6); }
.intro-grid__text .btn { margin-top: 18px; }
@media (max-width: 820px) {
  .intro-grid { grid-template-columns: 1fr; }
}

/* CTA band */
.cta-band {
  position: relative;
  overflow: hidden;
  background: linear-gradient(120deg, var(--teal) 0%, var(--blue) 100%);
  color: #fff;
}
.cta-band__lines {
  position: absolute; inset: 0;
  background: url('assets/lines.png') center/cover no-repeat;
  opacity: 0.18; pointer-events: none;
}
.cta-band__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  padding: 64px 28px;
}
.cta-band__inner h2 { max-width: 18ch; }

/* Gradient statement band */
.gband { position: relative; overflow: hidden; background: linear-gradient(120deg, #1689a6 0%, var(--teal) 100%); color: #fff; }
.gband::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(135deg, rgba(255,255,255,0.06) 0 2px, transparent 2px 30px);
  pointer-events: none;
}
.gband__lines { position: absolute; inset: 0; background: url('assets/lines.png') center/cover no-repeat; opacity: 0.12; pointer-events: none; }
.gband .wrap { position: relative; z-index: 1; }
.gband__head {
  font-family: var(--font-agency);
  font-weight: 800;
  text-transform: uppercase;
  color: var(--blue-deep);
  font-size: clamp(1.6rem, 3.6vw, 3rem);
  line-height: 1.04;
  margin: 0 0 22px;
}
.gband__text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 2.9vw, 2.5rem);
  line-height: 1.16;
  color: #fff;
  margin: 0;
}
.gband--center { text-align: center; }
.gband--center .gband__text, .gband--center .gband__head { margin-left: auto; margin-right: auto; }

/* Marco de cenefas (banda enmarcada arriba y abajo) */
.gband--framed { position: relative; }
.gband--framed .wrap.section {
  padding-top: clamp(96px, 15vw, 220px);
  padding-bottom: clamp(96px, 15vw, 220px);
  position: relative;
  z-index: 2;
}
.gband__cenefa {
  position: absolute;
  left: 0;
  width: 100%;
  height: auto;
  z-index: 1;
  pointer-events: none;
}
.gband__cenefa--top { top: 0; }
.gband__cenefa--bottom { bottom: 0; }

/* Two-column split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 72px); align-items: center; }
.split--media img { width: 100%; border-radius: 16px; box-shadow: 0 30px 60px -34px rgba(14,79,121,0.6); }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; } }

/* Contacto */
.contact-band { position: relative; overflow: hidden; background: linear-gradient(120deg, #2a9cb6 0%, var(--teal) 100%); }
.contact-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(135deg, rgba(255,255,255,0.07) 0 2px, transparent 2px 30px);
  pointer-events: none;
}
.contact-band .wrap { position: relative; z-index: 1; }
.contact { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(30px, 5vw, 64px); align-items: start; }
.form { display: grid; gap: 18px; }
.form__field { display: grid; }
.form__field label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.form input, .form textarea {
  width: 100%;
  padding: 16px 18px;
  border: 0;
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: #eef2f4;
  transition: box-shadow .25s ease, background .25s ease;
}
.form input::placeholder, .form textarea::placeholder { color: #5a7079; }
.form input:focus, .form textarea:focus {
  outline: none;
  background: #fff;
  box-shadow: 0 0 0 3px rgba(14,79,121,0.35);
}
.form textarea { resize: vertical; min-height: 150px; }
.form .btn { justify-self: end; margin-top: 4px; background: var(--blue); }
.form .btn::after { background: var(--blue-deep); }
.form__ok { display: none; color: #fff; font-weight: 700; margin: 4px 0 0; }
.form.is-sent .form__ok { display: block; }

.contact__aside { display: grid; gap: 26px; justify-items: end; }
.contact__addr {
  font-style: normal;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  line-height: 1.1;
  color: var(--blue-deep);
  text-align: right;
}
.map { width: min(100%, 420px); aspect-ratio: 1 / 1; border-radius: 4px; overflow: hidden; border: 3px solid var(--blue); box-shadow: 0 26px 50px -32px rgba(8,46,72,0.6); }
.map iframe { width: 100%; height: 100%; border: 0; display: block; }
@media (max-width: 820px) {
  .contact { grid-template-columns: 1fr; }
  .contact__aside { justify-items: start; }
  .contact__addr { text-align: left; }
}

/* ============================================================
   DISPLAY TYPE (mapea las especificaciones de imprenta)
   ============================================================ */
/* Compacta / Agency FB — titulares condensados pesados */
.display {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: 0.005em;
  color: var(--blue);
}
.display--xl { font-size: clamp(2.4rem, 6vw, 5.2rem); font-weight: 800; }   /* ~107-203pt */
.display--lg { font-size: clamp(2rem, 4.6vw, 4rem); }                       /* ~98pt */
.display--md { font-size: clamp(1.7rem, 3.4vw, 2.9rem); }                   /* ~70-72pt */
.up { text-transform: uppercase; }
.t-teal { color: var(--teal); }

/* Averta-role headings */
.h-averta { font-family: var(--font-averta); font-weight: 800; line-height: 1.16; letter-spacing: -0.01em; color: var(--blue); }
.h-averta--lg { font-size: clamp(1.5rem, 2.8vw, 2.4rem); }
/* Agency-role headings */
.h-agency { font-family: var(--font-agency); font-weight: 700; line-height: 1.06; color: var(--blue); }
.t-white { color: #fff; }
.a-left { text-align: left; }
.a-right { text-align: right; }
.a-center { text-align: center; }

/* ============================================================
   PAGE HEADER (Nosotros / Servicios / Contacto)
   ============================================================ */
.pagehead {
  position: relative;
  min-height: clamp(420px, 56vh, 620px);
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.pagehead::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(8,46,72,0.55) 0%, rgba(8,46,72,0) 55%);
}
.pagehead__inner { position: relative; z-index: 1; padding: 48px 0; width: 100%; }
.pagehead__inner .wrap { display: block; }
.pagehead h1 {
  color: #fff;
  font-family: var(--font-agency);
  font-size: clamp(2.6rem, 6.5vw, 5.6rem);
  font-weight: 800;
  letter-spacing: 0.01em;
  line-height: 0.95;
  text-transform: uppercase;
  text-align: right;
  text-shadow: 0 6px 30px rgba(5,30,48,0.45);
}
.pagehead--left .pagehead__inner h1 { text-align: left; }

/* ============================================================
   LEGAL / AVISO DE PRIVACIDAD
   ============================================================ */
.legal { padding: clamp(48px, 7vw, 96px) 0; }
.legal__wrap { max-width: 860px; }
.legal h2 {
  font-family: var(--font-agency);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  font-size: clamp(1.25rem, 2.4vw, 1.85rem);
  color: var(--teal);
  margin: 2.2em 0 0.6em;
}
.legal h2:first-of-type { margin-top: 0.4em; }
.legal p, .legal li {
  font-size: 1.02rem;
  line-height: 1.72;
  color: var(--ink);
}
.legal p { margin: 0 0 1.1em; }
.legal ul { margin: 0 0 1.3em; padding-left: 1.3em; }
.legal li { margin: 0 0 0.5em; }
.legal strong { color: var(--blue); font-weight: 700; }
.legal a { color: var(--teal); text-decoration: underline; text-underline-offset: 2px; }
.legal__meta { color: var(--muted); font-size: 0.92rem; margin-top: 2.6em; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: linear-gradient(120deg, var(--blue) 0%, var(--teal) 100%);
  color: rgba(255,255,255,0.92);
  position: relative;
}
.footer__bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px 40px;
  padding: 26px 0;
  font-family: var(--font-cera);
  font-weight: 600;
  font-size: 0.92rem;
  line-height: 1.5;
}
.footer__bar b { font-weight: 800; }
.footer__bar a { letter-spacing: 0.06em; transition: color .25s ease; text-align: center; }
.footer__bar a:hover { color: var(--teal-bright); }
.footer__bar .footer__copy { text-align: left; }
.footer__bar .footer__brand { text-align: right; font-weight: 800; }
@media (max-width: 880px) {
  .footer__bar { grid-template-columns: 1fr; }
}

/* ============================================================
   COLLAGE BAND (foto + bloques de color con texto)
   ============================================================ */
.collage {
  position: relative;
  width: 100%;
  aspect-ratio: 1920 / 1090;
  background-size: cover;
  background-position: center;
}
.collage__overlay { position: absolute; inset: 0; }
.collage__cell {
  position: absolute;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: clamp(10px, 1.8vw, 32px);
  color: #fff;
}
.collage__cell h4 {
  margin: 0 0 0.5em;
  font-family: var(--font-averta);
  font-weight: 800;
  text-transform: uppercase;
  font-size: clamp(0.72rem, 1.45vw, 1.4rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
  color: #fff;
}
.collage__cell p {
  margin: 0;
  font-family: var(--font-averta);
  font-weight: 800;
  font-size: clamp(0.95rem, 2.05vw, 2.05rem);  /* Averta ExtraBold — puntaje aumentado */
  line-height: 1.24;
  color: #fff;
  text-wrap: balance;
}
/* Servicios: 4 celdas con título + descripción */
.collage--svc .collage__cell { padding: clamp(8px, 1.3vw, 24px); align-items: stretch; }
.collage--svc .collage__cell h4 { font-size: clamp(0.9rem, 2.6vw, 3.2rem); margin-bottom: 0.5em; line-height: 1.04; text-align: center; }
.collage--svc .collage__cell p { font-weight: 800; font-size: clamp(0.62rem, 1.56vw, 2rem); line-height: 1.3; }
.collage--svc .collage__cell--right p { text-align: right; }
.collage--svc .collage__cell--left p { text-align: left; }
/* stacked version for mobile */
.collage-stack { display: none; }
.collage-stack__cards { display: grid; gap: 16px; margin-top: 22px; }
.collage-stack__card {
  background: var(--blue);
  color: #fff;
  border-radius: 12px;
  padding: 22px 24px;
  font-family: var(--font-averta);
  line-height: 1.4;
}
.collage-stack__card h4 { color: #fff; font-family: var(--font-averta); font-weight: 800; text-transform: uppercase; font-size: 1.05rem; margin: 0 0 8px; }
.collage-stack__card p { margin: 0; font-weight: 600; font-size: 1rem; color: rgba(255,255,255,0.95); }
.collage-stack__card--plain { font-weight: 700; font-size: 1.02rem; }
.collage-stack__card:nth-child(even) { background: var(--teal); }
.collage-stack img { border-radius: 12px; }

/* ============================================================
   CARDS (Servicios)
   ============================================================ */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 26px;
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 34px 30px;
  position: relative;
  overflow: hidden;
  transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s ease, border-color .35s ease;
}
.card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--teal), var(--blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s cubic-bezier(.2,.8,.2,1);
}
.card:hover { transform: translateY(-8px); box-shadow: 0 26px 50px -28px rgba(14,79,121,0.55); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }
.card__num {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--teal);
  letter-spacing: 0.08em;
}
.card h3 {
  font-size: 1.28rem;
  margin: 14px 0 14px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.2;
}
.card p { font-size: 1rem; color: var(--muted); margin: 0; }

/* ============================================================
   REVEAL ON SCROLL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1);
}
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .12s; }
.reveal[data-delay="2"] { transition-delay: .24s; }
.reveal[data-delay="3"] { transition-delay: .36s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 880px) {
  body { font-size: 17px; }
  .section { padding: 64px 0; }
  .nav__toggle { display: flex; }
  .nav__links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: linear-gradient(160deg, var(--blue) 0%, var(--teal) 100%);
    box-shadow: 0 24px 40px -24px rgba(0,0,0,0.5);
    padding: 12px 16px 20px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform .3s ease, opacity .3s ease;
  }
  .nav.is-open { background: linear-gradient(120deg, var(--blue), var(--teal)); }
  .nav.is-open::before { opacity: 0; }
  .nav.is-open .nav__links { transform: none; opacity: 1; pointer-events: auto; }
  .nav__link { padding: 14px 12px; font-size: 17px; color: #fff; }
  .nav__link::after { left: 12px; right: auto; width: 0; background: var(--teal-bright); }
  .nav__link.is-active::after, .nav__link:hover::after { transform: none; width: 26px; }
  .footer__bar { flex-direction: column; align-items: flex-start; gap: 12px; text-align: left; }
  .footer__bar > * { text-align: left; }
  /* collage: hide absolute overlay, show stacked */
  .collage__overlay { display: none; }
  .collage-stack { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; animation-delay: 0ms !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}