/* ============================================================
   AgroTIC 4.0 Extremadura — Landing (scroll HORIZONTAL)
   Paleta: verde agrario + teal TIC + naranja 4.0 + azul agua
   Tipografía: Space Grotesk (display) + Inter (texto)
   Escritorio: paneles que avanzan en horizontal.
   Móvil: scroll vertical clásico (fallback).
   ============================================================ */

:root {
  --green: #2f9e44;
  --green-deep: #1b7031;
  --green-forest: #124d27;
  --green-soft: #e7f4ea;
  --teal: #0c8599;
  --teal-deep: #095c6b;
  --orange: #f08c00;
  --orange-deep: #e8590c;
  --water: #4dabf7;

  --canvas: #ffffff;
  --surface: #f5f8f4;
  --surface-2: #eef3ec;
  --cream: #f6f2e7;
  --hairline: #e4e9e2;
  --hairline-soft: #eef1ec;

  --ink: #15241a;
  --slate: #3c4a40;
  --steel: #667066;
  --muted: #9aa39a;
  --on-dark: #ffffff;
  --on-dark-muted: #c7d3c8;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(18, 77, 39, .05);
  --shadow: 0 10px 30px -12px rgba(18, 77, 39, .18);
  --shadow-lg: 0 28px 60px -20px rgba(18, 77, 39, .28);
  --ease: cubic-bezier(.22, .61, .36, 1);

  --topbar-h: 70px;
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--canvas);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600; line-height: 1.12; letter-spacing: -.02em;
  margin: 0; color: var(--ink);
}
p { margin: 0 0 1rem; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-body); font-weight: 600; font-size: 12.5px;
  letter-spacing: .12em; text-transform: uppercase; color: var(--teal);
  margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--teal); border-radius: 2px; }

.panel-head { margin-bottom: 22px; }
.panel-head h2 { font-size: clamp(28px, 3.4vw, 42px); }
.panel-head p { color: var(--steel); font-size: 17px; margin-top: 12px; max-width: 680px; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-body); font-weight: 600; font-size: 15px;
  padding: 13px 24px; border-radius: var(--radius-pill);
  border: 1.5px solid transparent; cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn--primary {
  background: linear-gradient(135deg, var(--green) 0%, var(--green-deep) 100%);
  color: #fff; box-shadow: 0 8px 20px -8px rgba(47, 158, 68, .6);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 26px -8px rgba(47, 158, 68, .7); }
.btn--ghost {
  background: rgba(255, 255, 255, .1); color: #fff;
  border-color: rgba(255, 255, 255, .5); backdrop-filter: blur(4px);
}
.btn--ghost:hover { background: rgba(255, 255, 255, .2); transform: translateY(-2px); }

/* ============================================================
   TOPBAR
   ============================================================ */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100; height: var(--topbar-h);
  display: flex; align-items: center;
  padding: 0 clamp(20px, 4vw, 44px);
  transition: background .3s, box-shadow .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.topbar.solid {
  background: rgba(255, 255, 255, .9);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--hairline);
  box-shadow: var(--shadow-sm);
}
.topbar__inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.brand { display: flex; align-items: center; gap: 11px; }
.brand img { height: 40px; width: auto; border-radius: 8px; }
.brand__name { font-family: var(--font-display); font-weight: 700; font-size: 19px; letter-spacing: -.02em; color: var(--ink); }
.brand__name b { color: var(--orange-deep); }
.topbar.on-hero:not(.solid) .brand__name { color: #fff; }
.topbar.on-hero:not(.solid) .brand__name b { color: #ffd8a8; }
.topbar.on-hero:not(.solid) .nav__links a { color: #fff; }

.nav__links { display: flex; align-items: center; gap: 4px; }
.nav__links a {
  font-size: 14.5px; font-weight: 500; color: var(--slate);
  padding: 9px 14px; border-radius: var(--radius-pill);
  transition: color .2s, background .2s;
}
.nav__links a:hover { color: var(--green-deep); background: var(--green-soft); }
.nav__links a.active { color: var(--green-deep); background: var(--green-soft); }
.topbar.on-hero:not(.solid) .nav__links a:hover,
.topbar.on-hero:not(.solid) .nav__links a.active { background: rgba(255, 255, 255, .18); color: #fff; }

.nav__toggle {
  display: none; width: 44px; height: 44px; background: none; border: none; cursor: pointer;
  flex-direction: column; justify-content: center; gap: 5px; padding: 10px;
}
.nav__toggle span { height: 2.5px; border-radius: 2px; background: var(--ink); transition: transform .3s, opacity .2s; }
.topbar.on-hero:not(.solid) .nav__toggle span { background: #fff; }

/* Barra de progreso horizontal */
.hprogress {
  position: fixed; left: 0; right: 0; top: var(--topbar-h); height: 3px; z-index: 99;
  background: transparent;
}
.hprogress i {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--green), var(--teal), var(--orange));
  transition: width .15s linear;
}

/* ============================================================
   TRACK + PANELES (horizontal)
   ============================================================ */
.track {
  position: fixed; inset: 0;
  display: flex; flex-flow: row nowrap;
  overflow-x: auto; overflow-y: hidden;
  scroll-snap-type: x proximity;
  /* Sin scroll-behavior:smooth aquí: la rueda debe responder 1:1.
     El desplazamiento suave se aplica solo en la navegación por JS. */
  scrollbar-width: none;
}
.track::-webkit-scrollbar { display: none; }

.panel {
  flex: 0 0 100vw; height: 100%;
  overflow-y: auto; overflow-x: hidden;
  scroll-snap-align: start;
  padding: calc(var(--topbar-h) + 16px) clamp(24px, 6vw, 96px) 28px;
  display: flex; flex-direction: column;
  scrollbar-width: thin;
}
/* margin:auto centra verticalmente cuando sobra espacio, pero se colapsa a 0
   cuando el contenido desborda — así el inicio del panel siempre es alcanzable. */
.panel__inner { width: 100%; max-width: 1180px; margin: auto; }

/* Flechas prev/next */
.h-arrows { position: fixed; bottom: 26px; right: 26px; z-index: 95; display: flex; gap: 10px; }
.h-arrow {
  width: 50px; height: 50px; border-radius: 50%; cursor: pointer;
  background: #fff; border: 1px solid var(--hairline); color: var(--ink);
  display: grid; place-items: center; box-shadow: var(--shadow);
  transition: transform .2s var(--ease), background .2s, opacity .2s;
}
.h-arrow:hover { background: var(--green); color: #fff; transform: translateY(-2px); }
.h-arrow svg { width: 22px; height: 22px; }
.h-arrow[disabled] { opacity: .35; pointer-events: none; }

/* Indicador "desliza" en el hero */
.slide-cue {
  position: absolute; bottom: 30px; left: clamp(24px, 6vw, 96px); z-index: 3;
  color: rgba(255, 255, 255, .85); font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  display: flex; align-items: center; gap: 12px;
}
.slide-cue .arrow { display: inline-flex; animation: nudge 1.5s var(--ease) infinite; }
@keyframes nudge { 0%,100% { transform: translateX(0); } 50% { transform: translateX(7px); } }

/* ============================================================
   PANEL HERO
   ============================================================ */
.panel--hero { padding: 0; overflow: hidden; position: relative; color: #fff; justify-content: center; }
.hero__bg { position: absolute; inset: 0; background: url("../img/hero.jpg") center/cover no-repeat; transform: scale(1.05); }
.hero__overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(110deg, rgba(18, 77, 39, .93) 0%, rgba(11, 90, 100, .8) 46%, rgba(18, 77, 39, .4) 100%),
    linear-gradient(0deg, rgba(10, 40, 22, .55), transparent 55%);
}
.panel--hero .panel__inner { position: relative; z-index: 2; max-width: 820px; padding: 0 clamp(24px, 6vw, 96px); }
.hero__badge {
  display: inline-flex; align-items: center; gap: 9px;
  background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .28);
  border-radius: var(--radius-pill); padding: 8px 16px 8px 10px;
  font-size: 13px; font-weight: 500; margin-bottom: 24px; backdrop-filter: blur(6px);
}
.hero__badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 4px rgba(240, 140, 0, .3); }
.panel--hero h1 { color: #fff; font-size: clamp(34px, 6vw, 64px); line-height: 1.04; letter-spacing: -.03em; }
.panel--hero h1 .accent {
  background: linear-gradient(120deg, #b2f2bb, #63e6be 40%, #ffd8a8);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero__sub { font-size: clamp(17px, 2.2vw, 21px); color: var(--on-dark-muted); max-width: 640px; margin: 22px 0 32px; line-height: 1.55; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 48px; max-width: 680px; }
.hero__stat { background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .16); border-radius: var(--radius); padding: 16px; backdrop-filter: blur(6px); }
.hero__stat b { display: block; font-family: var(--font-display); font-size: 30px; font-weight: 600; line-height: 1; color: #fff; }
.hero__stat span { font-size: 13px; color: var(--on-dark-muted); }

/* Fondo alterno por panel */
.panel--tint { background: var(--surface); }
.panel--cream { background: linear-gradient(160deg, var(--cream), #fbf9f2); }

/* ============================================================
   INTRODUCCIÓN
   ============================================================ */
.intro__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.intro__lead { font-size: 18px; color: var(--slate); }
.intro__lead strong { color: var(--green-deep); font-weight: 600; }
.intro__media { position: relative; }
.intro__media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 100%; }
.intro__media .float-card {
  position: absolute; bottom: -22px; left: -20px; background: #fff; border-radius: var(--radius);
  padding: 14px 18px; box-shadow: var(--shadow); display: flex; align-items: center; gap: 13px; border: 1px solid var(--hairline);
}
.intro__media .float-card .ic { width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(135deg, var(--green), var(--teal)); display: grid; place-items: center; color: #fff; flex-shrink: 0; }
.intro__media .float-card b { display: block; font-family: var(--font-display); font-size: 15px; }
.intro__media .float-card span { font-size: 12.5px; color: var(--steel); }

.pill-list { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 11px; }
.pill-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--slate); }
.pill-list .check { flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%; background: var(--green-soft); color: var(--green-deep); display: grid; place-items: center; margin-top: 1px; }
.pill-list .check svg { width: 14px; height: 14px; }

.intro__extra { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: center; margin-top: 30px; }
.obj-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.obj-card { background: var(--canvas); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 20px; transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s; }
.obj-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.obj-card .num { font-family: var(--font-display); font-weight: 700; font-size: 14px; color: var(--orange-deep); border: 1.5px solid var(--orange); border-radius: 50%; width: 34px; height: 34px; display: grid; place-items: center; margin-bottom: 12px; }
.obj-card h3 { font-size: 16.5px; margin-bottom: 6px; }
.obj-card p { font-size: 13.5px; color: var(--steel); margin: 0; }

.ods h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .1em; color: var(--steel); font-family: var(--font-body); font-weight: 600; margin-bottom: 16px; }
.ods__row { display: flex; flex-wrap: wrap; gap: 12px; }
.ods__item { display: flex; align-items: center; gap: 11px; background: #fff; border: 1px solid var(--hairline); border-radius: var(--radius-pill); padding: 7px 18px 7px 7px; font-weight: 600; font-size: 13.5px; }
.ods__item .n { width: 34px; height: 34px; border-radius: 50%; color: #fff; display: grid; place-items: center; font-family: var(--font-display); font-size: 14px; }

/* ============================================================
   PARTICIPANTES
   ============================================================ */
.part-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.part-card { position: relative; background: #fff; border: 1px solid var(--hairline); border-radius: var(--radius-lg); padding: 30px; transition: transform .25s var(--ease), box-shadow .25s var(--ease); overflow: hidden; }
.part-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 5px; background: linear-gradient(90deg, var(--green), var(--teal)); }
.part-card--alt::before { background: linear-gradient(90deg, var(--teal), var(--water)); }
.part-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.part-card__tag { display: inline-block; font-size: 11.5px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--green-deep); background: var(--green-soft); padding: 5px 12px; border-radius: var(--radius-pill); margin-bottom: 14px; }
.part-card--alt .part-card__tag { color: var(--teal-deep); background: #d8f1f5; }
.part-card h3 { font-size: 22px; margin-bottom: 5px; }
.part-card__meta { color: var(--steel); font-size: 13.5px; margin-bottom: 16px; }
.part-card__fam { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.part-card__fam span { font-size: 12.5px; font-weight: 500; color: var(--slate); background: var(--surface); border: 1px solid var(--hairline); padding: 5px 12px; border-radius: var(--radius-pill); }
.part-card p { font-size: 14px; color: var(--steel); margin-bottom: 16px; }
.part-card__foot { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; font-size: 13px; color: var(--steel); }
.part-card__foot a { color: var(--teal-deep); font-weight: 600; display: inline-flex; align-items: center; gap: 5px; }
.part-card__foot a:hover { text-decoration: underline; }

.empresas { margin-top: 22px; }
.empresas h3 { font-size: 18px; margin-bottom: 4px; }
.empresas > p { color: var(--steel); font-size: 14px; margin-bottom: 18px; }
.empresa-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.empresa { background: #fff; border: 1px solid var(--hairline); border-radius: var(--radius); padding: 18px; transition: border-color .2s, transform .2s; }
.empresa:hover { border-color: var(--teal); transform: translateY(-3px); }
.empresa .ic { width: 40px; height: 40px; border-radius: 11px; margin-bottom: 12px; background: var(--surface-2); display: grid; place-items: center; color: var(--teal-deep); }
.empresa b { display: block; font-family: var(--font-display); font-size: 15px; margin-bottom: 3px; }
.empresa span { font-size: 13px; color: var(--steel); }

/* ============================================================
   TECNOLOGÍAS
   ============================================================ */
.tech-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.tech-card { background: var(--canvas); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 24px 22px; transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s; }
.tech-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.tech-card .ic { width: 50px; height: 50px; border-radius: 14px; margin-bottom: 16px; display: grid; place-items: center; color: #fff; background: linear-gradient(140deg, var(--green), var(--green-deep)); }
.tech-card:nth-child(3n+2) .ic { background: linear-gradient(140deg, var(--teal), var(--teal-deep)); }
.tech-card:nth-child(3n) .ic { background: linear-gradient(140deg, var(--orange), var(--orange-deep)); }
.tech-card .ic svg { width: 25px; height: 25px; }
.tech-card h3 { font-size: 17px; margin-bottom: 7px; }
.tech-card p { font-size: 13.5px; color: var(--steel); margin: 0; }

/* ============================================================
   DESARROLLO (timeline horizontal)
   ============================================================ */
.timeline-h { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; position: relative; margin-bottom: 30px; }
.timeline-h::before { content: ""; position: absolute; top: 16px; left: 4%; right: 4%; height: 2px; background: linear-gradient(90deg, var(--green), var(--teal), var(--water), var(--orange)); }
.tl-col { position: relative; }
.tl-dot { width: 34px; height: 34px; border-radius: 50%; background: #fff; border: 3px solid var(--green); display: grid; place-items: center; font-family: var(--font-display); font-weight: 700; font-size: 14px; color: var(--green-deep); position: relative; z-index: 2; margin-bottom: 16px; }
.tl-col:nth-child(2) .tl-dot { border-color: var(--teal); color: var(--teal-deep); }
.tl-col:nth-child(3) .tl-dot { border-color: var(--water); color: #1c7ed6; }
.tl-col:nth-child(4) .tl-dot { border-color: var(--orange); color: var(--orange-deep); }
.tl-card { background: #fff; border: 1px solid var(--hairline); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow-sm); height: 100%; }
.tl-when { font-size: 12px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--teal-deep); margin-bottom: 6px; }
.tl-card h3 { font-size: 17px; margin-bottom: 7px; }
.tl-card p { font-size: 13.5px; color: var(--steel); margin: 0 0 8px; }
.tl-card ul { margin: 0; padding-left: 16px; color: var(--steel); font-size: 12.5px; }
.tl-card ul li { margin-bottom: 3px; }

.method { background: linear-gradient(135deg, var(--green-forest), var(--teal-deep)); border-radius: var(--radius-lg); padding: 26px 30px; color: #fff; display: grid; grid-template-columns: 1fr 1.3fr; gap: 28px; align-items: center; }
.method h3 { color: #fff; font-size: 21px; margin-bottom: 8px; }
.method p { color: var(--on-dark-muted); margin: 0; font-size: 14px; }
.method__steps { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.method__step { display: flex; align-items: center; gap: 12px; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .14); border-radius: var(--radius); padding: 12px 14px; }
.method__step b { font-family: var(--font-display); font-size: 14px; color: #b2f2bb; min-width: 24px; }
.method__step span { font-size: 13px; }

/* ============================================================
   GALERÍA (scroll vertical interno dentro del panel)
   ============================================================ */
.panel--gallery { justify-content: flex-start; }
.gallery-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }
.filter-btn { font-family: var(--font-body); font-weight: 600; font-size: 13.5px; padding: 9px 18px; border-radius: var(--radius-pill); background: #fff; border: 1.5px solid var(--hairline); color: var(--slate); cursor: pointer; transition: all .2s var(--ease); }
.filter-btn:hover { border-color: var(--green); color: var(--green-deep); }
.filter-btn.active { background: var(--ink); color: #fff; border-color: var(--ink); }

.gallery { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.gal-item { position: relative; border-radius: var(--radius); overflow: hidden; cursor: pointer; aspect-ratio: 4 / 3; background: var(--surface-2); transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.gal-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.gal-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.gal-item:hover img { transform: scale(1.08); }
.gal-item__cap { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end; padding: 14px; color: #fff; background: linear-gradient(0deg, rgba(10, 40, 22, .82) 0%, rgba(10, 40, 22, .1) 55%, transparent 100%); opacity: 0; transition: opacity .3s; }
.gal-item:hover .gal-item__cap { opacity: 1; }
.gal-item__cap b { font-family: var(--font-display); font-size: 13.5px; font-weight: 600; }
.gal-item__cap span { font-size: 11.5px; color: var(--on-dark-muted); }
.gal-item.hide { display: none; }
.gal-item .zoom { position: absolute; top: 10px; right: 10px; width: 30px; height: 30px; background: rgba(255, 255, 255, .9); border-radius: 50%; display: grid; place-items: center; color: var(--ink); opacity: 0; transform: scale(.8); transition: all .3s; }
.gal-item:hover .zoom { opacity: 1; transform: scale(1); }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(8, 24, 14, .95); backdrop-filter: blur(6px); display: none; align-items: center; justify-content: center; opacity: 0; transition: opacity .3s; }
.lightbox.open { display: flex; opacity: 1; }
.lightbox img { max-width: 90vw; max-height: 82vh; border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.lightbox__cap { position: absolute; bottom: 28px; left: 0; right: 0; text-align: center; color: #fff; font-size: 15px; padding: 0 20px; }
.lightbox__cap b { font-family: var(--font-display); }
.lb-btn { position: absolute; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .25); color: #fff; width: 52px; height: 52px; border-radius: 50%; cursor: pointer; display: grid; place-items: center; transition: background .2s; }
.lb-btn:hover { background: rgba(255, 255, 255, .28); }
.lb-btn svg { width: 24px; height: 24px; }
.lb-prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 24px; top: 50%; transform: translateY(-50%); }
.lb-close { top: 24px; right: 24px; width: 46px; height: 46px; }

/* ============================================================
   MANUALES
   ============================================================ */
.manual-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.manual-card { display: flex; gap: 16px; align-items: flex-start; background: #fff; border: 1px solid var(--hairline); border-radius: var(--radius); padding: 22px; transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .2s; }
.manual-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.manual-card .doc { flex-shrink: 0; width: 46px; height: 54px; border-radius: 9px; background: linear-gradient(150deg, var(--green-soft), #d8f1f5); display: grid; place-items: center; color: var(--green-deep); }
.manual-card .doc svg { width: 24px; height: 24px; }
.manual-card h3 { font-size: 16px; margin-bottom: 5px; }
.manual-card p { font-size: 13px; color: var(--steel); margin-bottom: 12px; }
.manual-card .badge { font-weight: 600; font-size: 12px; padding: 4px 11px; border-radius: var(--radius-pill); background: #fff4e6; color: var(--orange-deep); border: 1px solid #ffe0b2; }
.manual-note { margin-top: 22px; font-size: 13.5px; color: var(--steel); display: inline-flex; align-items: center; gap: 8px; }

/* ============================================================
   PANEL FOOTER / CONTACTO
   ============================================================ */
.panel--footer { background: var(--ink); color: var(--on-dark-muted); justify-content: center; }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 34px; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.footer__brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer__brand img { height: 44px; border-radius: 8px; }
.footer__brand b { font-family: var(--font-display); font-size: 20px; color: #fff; }
.footer__brand b i { color: var(--orange); font-style: normal; }
.footer__col p { font-size: 13.5px; line-height: 1.6; max-width: 360px; }
.footer__col h4 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 14px; font-family: var(--font-body); }
.footer__col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.footer__col ul a { font-size: 13.5px; color: var(--on-dark-muted); transition: color .2s; }
.footer__col ul a:hover { color: #b2f2bb; }
.footer__col address { font-style: normal; font-size: 13.5px; line-height: 1.7; }

.footer__logos-wrap { padding: 30px 0 20px; }
.footer__logos-wrap .lbl { text-align: center; font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; }
.footer__logos { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 22px 28px; background: #fff; border-radius: var(--radius-lg); padding: 22px 28px; }
.footer__logos img { height: 44px; width: auto; object-fit: contain; }
.footer__bottom { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; padding-top: 20px; font-size: 12.5px; color: var(--muted); }
.footer__bottom a { color: var(--on-dark-muted); }

/* ============================================================
   REVEAL
   ============================================================ */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.panel.in .reveal { opacity: 1; transform: none; }
.panel.in .reveal.d1 { transition-delay: .08s; }
.panel.in .reveal.d2 { transition-delay: .16s; }
.panel.in .reveal.d3 { transition-delay: .24s; }

/* Modo captura */
html.shot .reveal { opacity: 1 !important; transform: none !important; }

/* ============================================================
   RESPONSIVE — FALLBACK VERTICAL (móvil / tablet estrecho)
   ============================================================ */
@media (max-width: 1000px) {
  html, body { height: auto; overflow-x: hidden; overflow-y: auto; scroll-behavior: smooth; }
  html { scroll-padding-top: calc(var(--topbar-h) + 10px); }

  .track { position: static; inset: auto; display: block; overflow: visible; height: auto; scroll-snap-type: none; }
  .panel {
    flex: none; width: 100%; height: auto; min-height: auto; overflow: visible;
    scroll-snap-align: none; padding: 70px clamp(18px, 5vw, 40px) 60px;
    justify-content: flex-start;
  }
  .panel--hero { min-height: 100vh; min-height: 100dvh; padding: 0; }
  .panel__inner { max-width: 900px; }

  .hprogress, .h-arrows, .slide-cue { display: none; }
  .nav__toggle { display: flex; }
  .topbar.menu-open .nav__toggle span { background: var(--ink); }

  .nav__links {
    position: fixed; top: var(--topbar-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: #fff; padding: 16px; border-bottom: 1px solid var(--hairline);
    box-shadow: var(--shadow); transform: translateY(-150%); transition: transform .35s var(--ease);
    max-height: calc(100vh - var(--topbar-h)); overflow-y: auto;
  }
  .nav__links.open { transform: translateY(0); }
  .nav__links a { color: var(--slate) !important; padding: 13px 16px; }

  .reveal { opacity: 1; transform: none; }

  .intro__grid { grid-template-columns: 1fr; gap: 34px; }
  .intro__media { max-width: 520px; }
  .intro__extra { grid-template-columns: 1fr; gap: 30px; }
  .timeline-h { grid-template-columns: 1fr; gap: 14px; }
  .timeline-h::before { display: none; }
  .method { grid-template-columns: 1fr; gap: 20px; }
  .method__steps { grid-template-columns: 1fr; }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(3, 1fr); }
  .manual-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .part-grid { grid-template-columns: 1fr; }
  .empresa-grid { grid-template-columns: 1fr 1fr; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .obj-grid { grid-template-columns: 1fr; }
  .manual-grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 28px; }
  .footer__logos { gap: 20px; padding: 20px; }
  .footer__logos img { height: 38px; }
  .panel--hero .panel__inner { padding: 0 20px; }
  .hero__cta { width: 100%; }
  .hero__cta .btn { flex: 1; justify-content: center; }
  .lb-prev { left: 10px; } .lb-next { right: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none; }
  .track { scroll-behavior: auto; }
}