/* ===== Tokens ===== */
:root {
  /* Paleta corporativa oficial (Manual MINPASS) */
  --navy: #00265C;        /* azul corporativo principal */
  --navy-deep: #001A40;   /* navy oscurecido para profundidad */
  --blue: #2C557E;        /* azul medio */
  --cyan: #4DA1CE;        /* celeste (color del wordmark) */
  --slate: #3C5C6D;       /* gris azulado */
  --teal: #008CA1;        /* turquesa secundario */
  --orange: #FE5000;      /* naranja/rojo de acento */
  --amber: #F09404;       /* ámbar secundario */
  --ink: #1a2332;
  --muted: #5a6680;
  --line: #e3e8f0;
  --bg: #ffffff;
  --bg-tint: #f4f7fb;
  --white: #ffffff;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(22, 36, 79, 0.08);
  --shadow-lg: 0 24px 60px rgba(22, 36, 79, 0.18);
  --maxw: 1140px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  font-family: 'Mulish', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Títulos y elementos de marca en Poppins (tipografía del logo) */
h1, h2, h3, .brand, .stat-num, .impact-num, .eyebrow, .kicker, .btn, .nav a {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }
.center { text-align: center; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; font-weight: 600; font-size: 15px; line-height: 1;
  padding: 13px 22px; border-radius: 999px; border: 2px solid transparent;
  cursor: pointer; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s, color .2s;
  white-space: nowrap;
}
.btn-sm { padding: 10px 18px; font-size: 14px; }
.btn-lg { padding: 16px 30px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--orange); color: #fff; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(254, 80, 0, .35); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.btn-outline { background: transparent; color: var(--navy); border-color: var(--line); }
.btn-outline:hover { border-color: var(--cyan); color: var(--cyan); background: rgba(77,161,206,.06); transform: translateY(-2px); }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .9);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand-logo { height: 30px; width: auto; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { font-size: 15px; font-weight: 500; color: var(--navy); transition: color .2s; }
.nav a:not(.btn):hover { color: var(--cyan); }
.nav-toggle { display: none; background: none; border: 0; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: .3s; }

/* ===== Hero ===== */
.hero { position: relative; color: #fff; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(77,161,206,.35), transparent 60%),
    radial-gradient(900px 500px at 0% 110%, rgba(254,80,0,.18), transparent 55%),
    linear-gradient(135deg, var(--navy-deep), var(--navy) 55%, var(--blue));
}
/* Cordillera en capas superpuestas (cada cordón ocluye al de atrás) */
.ridges {
  position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 66%;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(115% 95% at 76% 108%, #000 32%, transparent 80%);
          mask-image: radial-gradient(115% 95% at 76% 108%, #000 32%, transparent 80%);
}
/* Cordones de trazo apilados (primera versión con líneas) */
.ridges path:nth-child(1) { stroke: rgba(120,190,230,.20); stroke-width: 1.5; }
.ridges path:nth-child(2) { stroke: rgba(120,190,230,.26); stroke-width: 1.75; }
.ridges path:nth-child(3) { stroke: rgba(0,160,185,.32); stroke-width: 1.75; }
.ridges path:nth-child(4) { stroke: rgba(120,190,230,.38); stroke-width: 1.75; }
.ridges path:nth-child(5) { stroke: rgba(77,161,206,.48); stroke-width: 2; }
.hero-inner {
  position: relative; display: grid; grid-template-columns: 1.05fr .95fr;
  gap: 56px; align-items: center; padding: 96px 24px 104px;
}
.eyebrow {
  display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--cyan);
  border: 1px solid rgba(77,161,206,.4); padding: 6px 14px; border-radius: 999px;
  margin-bottom: 22px;
}
.hero h1 { font-size: clamp(34px, 5vw, 56px); line-height: 1.08; font-weight: 800; letter-spacing: -.02em; }
.hero h1 .hl { color: var(--cyan); }
.hero .lead { font-size: clamp(16px, 2vw, 19px); color: rgba(255,255,255,.82); margin: 22px 0 32px; max-width: 560px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-stats { display: grid; gap: 16px; }
.stat-card {
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius); padding: 22px 24px; backdrop-filter: blur(4px);
}
.stat-card.highlight { background: rgba(254,80,0,.14); border-color: rgba(254,80,0,.4); }
.stat-num { font-size: 30px; font-weight: 800; color: #fff; line-height: 1; }
.stat-card.highlight .stat-num { color: #ff7a3c; }
.stat-label { font-size: 14px; color: rgba(255,255,255,.72); margin-top: 8px; }

/* ===== Sections ===== */
.section { padding: 88px 0; }
.section-tint { background: var(--bg-tint); }
.section-dark { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%); color: #fff; }
.section-head { max-width: 720px; margin: 0 auto 52px; text-align: center; }
.kicker {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--orange); margin-bottom: 14px;
}
.kicker-light { color: var(--cyan); }
.section h2 { font-size: clamp(26px, 3.5vw, 38px); line-height: 1.15; font-weight: 800; letter-spacing: -.02em; }
.section-head p { color: var(--muted); font-size: 17px; margin-top: 16px; }
.section-dark .section-head p { color: rgba(255,255,255,.78); }

/* ===== Cards grid (problema) ===== */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow); transition: transform .25s var(--ease), box-shadow .25s var(--ease);
  position: relative;
}
.card::before {
  content: ""; position: absolute; left: 26px; top: 26px; width: 36px; height: 4px;
  background: var(--orange); border-radius: 4px;
}
.card h3 { font-size: 18px; margin: 18px 0 8px; color: var(--navy); }
.card p { color: var(--muted); font-size: 15px; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.consequence-row {
  list-style: none; display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-start;
  margin-top: 44px;
}
.consequence-row li {
  background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--orange);
  padding: 12px 18px; border-radius: var(--radius-sm); font-size: 14px; font-weight: 500; color: var(--navy);
  box-shadow: var(--shadow);
}

/* ===== Feature grid (solución) ===== */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.feature {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius); padding: 30px 26px; transition: transform .25s var(--ease), border-color .25s;
}
.feature:hover { transform: translateY(-4px); border-color: rgba(77,161,206,.5); }
.feature-icon {
  width: 54px; height: 54px; display: grid; place-items: center;
  background: rgba(77,161,206,.16); border-radius: 14px; margin-bottom: 18px;
  color: var(--cyan);
}
.feature-icon svg { width: 28px; height: 28px; }
.feature h3 { font-size: 18px; color: #fff; margin-bottom: 8px; }
.feature p { color: rgba(255,255,255,.74); font-size: 15px; }

/* ===== Steps (cómo funciona) ===== */
.steps { list-style: none; display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; max-width: 920px; margin: 0 auto; }
.steps .step:last-child { grid-column: 1 / -1; max-width: 50%; margin: 0 auto; }
.step {
  display: flex; gap: 20px; align-items: flex-start;
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow);
}
.step-num {
  flex: 0 0 auto; width: 48px; height: 48px; border-radius: 12px;
  display: grid; place-items: center; font-weight: 800; font-size: 20px; color: #fff;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
}
.step h3 { font-size: 18px; color: var(--navy); margin-bottom: 6px; }
.step p { color: var(--muted); font-size: 15px; }

/* ===== Impacto ===== */
.impact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-bottom: 56px; }
.impact-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 28px; text-align: center; box-shadow: var(--shadow);
  border-top: 4px solid var(--orange);
}
.impact-num { font-size: 40px; font-weight: 800; color: var(--navy); line-height: 1; letter-spacing: -.02em; }
.impact-num span { font-size: 18px; color: var(--muted); font-weight: 600; }
.impact-card p { color: var(--muted); margin-top: 12px; font-size: 15px; }

.why-block {
  background: linear-gradient(160deg, var(--navy), var(--navy-deep));
  color: #fff; border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow-lg);
}
.why-block h3 { font-size: 22px; margin-bottom: 22px; text-align: center; }
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 28px; }
.why-grid span { font-size: 16px; color: rgba(255,255,255,.9); }

/* ===== Pills (transformación) ===== */
.pill-row { list-style: none; display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 28px; }
.network { margin-top: 8px; }
.pill-row li {
  background: var(--bg-tint); border: 1px solid var(--line);
  padding: 11px 20px; border-radius: 999px; font-weight: 500; font-size: 15px; color: var(--navy);
}

/* ===== Contacto ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.contact-copy h2 { margin-top: 14px; }
.contact-copy p { color: rgba(255,255,255,.78); margin: 16px 0 28px; font-size: 17px; }
.contact-list { list-style: none; display: grid; gap: 14px; }
.contact-list li { display: flex; align-items: center; gap: 12px; font-size: 16px; color: rgba(255,255,255,.9); }
.contact-list svg { width: 19px; height: 19px; flex: 0 0 auto; color: var(--cyan); }
.contact-list a:hover { color: var(--cyan); }

.contact-form {
  background: #fff; border-radius: var(--radius); padding: 34px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px; box-shadow: var(--shadow-lg);
}
.field { display: flex; flex-direction: column; gap: 7px; }
.field-full { grid-column: 1 / -1; }
.field label { font-size: 14px; font-weight: 600; color: var(--navy); }
.field input, .field textarea {
  font-family: inherit; font-size: 15px; color: var(--ink);
  border: 1.5px solid var(--line); border-radius: var(--radius-sm); padding: 12px 14px;
  background: #fafbfd; transition: border-color .2s, box-shadow .2s; resize: vertical;
}
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--cyan); background: #fff;
  box-shadow: 0 0 0 4px rgba(77,161,206,.15);
}
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-status { margin-top: 14px; font-size: 14px; font-weight: 500; min-height: 20px; }
.form-status.ok { color: #1f9d55; }
.form-status.err { color: #e02424; }

/* ===== Footer ===== */
.site-footer { background: var(--navy-deep); color: #fff; padding: 48px 0; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 16px; text-align: center; }
.footer-logo { height: 30px; }
.footer-tag { color: rgba(255,255,255,.7); max-width: 460px; font-size: 15px; }
.footer-legal { color: rgba(255,255,255,.5); font-size: 13px; }
.footer-legal a:hover { color: var(--cyan); }

/* ===== Banda de misión ===== */
.tagline-band {
  background: linear-gradient(100deg, var(--teal), var(--cyan) 55%, var(--blue));
  padding: 34px 0; text-align: center;
}
.tagline-band p {
  font-family: 'Poppins', sans-serif; color: #fff; font-weight: 300;
  font-size: clamp(20px, 3.2vw, 32px); letter-spacing: -.01em; line-height: 1.2;
}
.tagline-band strong { font-weight: 700; }

/* ===== Para quién (audiencia) ===== */
.audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.audience-card {
  display: flex; flex-direction: column; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 28px;
  box-shadow: var(--shadow); transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.audience-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.audience-icon {
  width: 58px; height: 58px; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(77,161,206,.18), rgba(0,140,161,.18));
  border-radius: 16px; margin-bottom: 20px; color: var(--teal);
}
.audience-icon svg { width: 30px; height: 30px; }
.audience-card h3 { font-size: 21px; color: var(--navy); margin-bottom: 6px; }
.audience-claim { font-weight: 600; color: var(--teal); font-size: 16px; margin-bottom: 18px; }
.audience-card ul { list-style: none; display: grid; gap: 12px; margin-bottom: 26px; }
.audience-card li { position: relative; padding-left: 26px; color: var(--muted); font-size: 15px; }
.audience-card li::before {
  content: "✓"; position: absolute; left: 0; top: 0; color: var(--orange); font-weight: 700;
}
.audience-card .btn { margin-top: auto; }

/* ===== Redes sociales ===== */
.social-links { display: flex; gap: 12px; margin-top: 26px; }
.social-links a {
  width: 42px; height: 42px; display: grid; place-items: center; color: #fff;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16);
  border-radius: 10px; transition: background .2s, border-color .2s, transform .2s;
}
.social-links a:hover { background: var(--cyan); border-color: var(--cyan); transform: translateY(-2px); }

/* ===== Credencial (firma) ===== */
.hero-credential { display: flex; justify-content: center; perspective: 1200px; }
.credential {
  position: relative; width: 100%; max-width: 420px; overflow: hidden;
  background: linear-gradient(158deg, #073066, #00265C 60%, #001A40);
  border: 1px solid rgba(77,161,206,.35); border-radius: 20px;
  padding: 22px 22px 16px; color: #fff;
  box-shadow: 0 30px 70px rgba(0,12,40,.55), inset 0 1px 0 rgba(255,255,255,.08);
  /* guilloché de documento seguro */
  background-image:
    repeating-linear-gradient(115deg, rgba(77,161,206,.05) 0 2px, transparent 2px 9px),
    linear-gradient(158deg, #073066, #00265C 60%, #001A40);
}
.cred-sheen {
  position: absolute; top: 0; left: -60%; width: 45%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.16), transparent);
  transform: skewX(-18deg); pointer-events: none;
}
.cred-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.cred-brand { display: inline-flex; align-items: center; gap: 8px; font-family: 'Poppins', sans-serif; font-weight: 600; font-size: 13px; letter-spacing: .04em; color: rgba(255,255,255,.92); }
.cred-brand img { height: 18px; width: auto; }
.cred-status { display: inline-flex; align-items: center; gap: 7px; font-family: 'Poppins', sans-serif; font-weight: 600; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: #6fe0b0; background: rgba(0,180,120,.12); border: 1px solid rgba(0,180,120,.35); padding: 5px 11px; border-radius: 999px; }
.cred-status .dot { width: 7px; height: 7px; border-radius: 50%; background: #2ee59d; box-shadow: 0 0 0 0 rgba(46,229,157,.55); }
.cred-id { display: flex; align-items: center; gap: 16px; padding-bottom: 18px; border-bottom: 1px solid rgba(255,255,255,.12); }
.cred-photo { width: 60px; height: 60px; flex: 0 0 auto; border-radius: 14px; display: grid; place-items: center; color: var(--cyan); background: rgba(77,161,206,.14); border: 1px solid rgba(77,161,206,.3); }
.cred-photo svg { width: 36px; height: 36px; }
.cred-name { font-family: 'Poppins', sans-serif; font-weight: 600; font-size: 20px; line-height: 1.1; }
.cred-meta { font-size: 13px; color: rgba(255,255,255,.62); margin-top: 3px; }
.cred-checks { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 14px; padding: 18px 0; }
.cred-checks li { display: flex; align-items: center; gap: 9px; font-size: 14px; color: rgba(255,255,255,.9); }
.cred-checks li.wide { grid-column: 1 / -1; }
.cred-checks .chk { width: 20px; height: 20px; flex: 0 0 auto; border-radius: 50%; position: relative; background: var(--teal); border: 2px solid var(--teal); }
.cred-checks .chk::after { content: ""; position: absolute; left: 5px; top: 2px; width: 5px; height: 9px; border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg) scale(1); transform-origin: center; }
.cred-foot { display: flex; justify-content: space-between; font-size: 12px; color: rgba(255,255,255,.55); padding-top: 4px; }
.cred-mrz {
  margin: 14px -22px -16px; padding: 9px 22px;
  background: rgba(0,0,0,.28); border-top: 1px solid rgba(255,255,255,.08);
  font-family: ui-monospace, 'SFMono-Regular', 'Cascadia Code', Menlo, monospace;
  font-size: 10.5px; line-height: 1.5; letter-spacing: .5px; color: rgba(255,255,255,.5);
  white-space: nowrap; overflow: hidden;
}

/* Animación de timbrado (solo como mejora, con movimiento permitido) */
@media (prefers-reduced-motion: no-preference) {
  .js .cred-checks li { opacity: .3; }
  .js .cred-checks .chk { background: transparent; border-color: rgba(77,161,206,.4); }
  .js .cred-checks .chk::after { transform: rotate(45deg) scale(0); }
  .js .credential.stamped li { opacity: 1; transition: opacity .35s var(--ease) calc(var(--d) * .16s); }
  .js .credential.stamped .chk { background: var(--teal); border-color: var(--teal); transition: background .25s calc(var(--d) * .16s), border-color .25s calc(var(--d) * .16s); }
  .js .credential.stamped li .chk::after { transform: rotate(45deg) scale(1); transition: transform .3s var(--ease) calc(var(--d) * .16s + .08s); }
  .js .credential.stamped .cred-sheen { animation: credSheen 1.1s var(--ease) .2s 1; }
  .js .credential.stamped .cred-status .dot { animation: pulse 2.2s ease-out infinite; }
}
@keyframes credSheen { from { left: -60%; } to { left: 130%; } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(46,229,157,.5); } 70% { box-shadow: 0 0 0 8px rgba(46,229,157,0); } 100% { box-shadow: 0 0 0 0 rgba(46,229,157,0); } }

/* ===== Banda: el costo de la fricción ===== */
.friction-band {
  display: grid; grid-template-columns: auto 1fr 1fr 1fr; align-items: stretch;
  gap: 0; margin-bottom: 56px; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); background: #fff;
}
.friction-cap {
  display: flex; align-items: center; writing-mode: vertical-rl; transform: rotate(180deg);
  background: var(--navy); color: #fff; font-family: 'Poppins', sans-serif; font-weight: 600;
  font-size: 13px; letter-spacing: .14em; text-transform: uppercase; padding: 18px 14px;
}
.friction-item { padding: 26px 28px; border-left: 1px solid var(--line); }
.friction-num { display: block; font-family: 'Poppins', sans-serif; font-weight: 700; font-size: 40px; line-height: 1; color: var(--navy); letter-spacing: -.02em; }
.friction-num small { font-size: 16px; font-weight: 600; color: var(--muted); margin-left: 6px; }
.friction-item.critical { background: rgba(254,80,0,.05); }
.friction-item.critical .friction-num { color: var(--orange); }
.friction-item p { margin-top: 10px; font-size: 14px; color: var(--muted); }

/* ===== Red de colaboración (cómo funciona) ===== */
.network { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.network-graph svg { width: 100%; height: auto; display: block; overflow: visible; }
.net-node circle { fill: #fff; stroke: var(--line); stroke-width: 1.5; filter: drop-shadow(0 10px 24px rgba(22,36,79,.12)); }
.net-node .net-ico { fill: none; stroke: var(--blue); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.net-node text { font-family: 'Poppins', sans-serif; font-weight: 600; font-size: 16px; fill: var(--navy); text-anchor: middle; }
.net-center circle { fill: var(--navy); stroke: var(--cyan); stroke-width: 2; }
.net-center .net-ico { stroke: #fff; }
.net-center text { fill: var(--navy); }
.net-links line { stroke-linecap: round; stroke-dasharray: 6 7; opacity: .5; }
@media (prefers-reduced-motion: no-preference) {
  .net-links line { animation: netflow 1.4s linear infinite; }
}
@keyframes netflow { to { stroke-dashoffset: -26; } }
.network-roles { list-style: none; display: grid; gap: 18px; }
.network-roles li { padding-left: 18px; border-left: 3px solid var(--line); }
.network-roles li:first-child { border-left-color: var(--cyan); }
.role-tag { display: inline-block; font-family: 'Poppins', sans-serif; font-weight: 600; font-size: 13px; letter-spacing: .04em; color: var(--blue); background: rgba(44,85,126,.08); padding: 4px 12px; border-radius: 999px; margin-bottom: 8px; }
.role-tag.role-worker { color: var(--navy); background: rgba(77,161,206,.16); }
.network-roles p { color: var(--muted); font-size: 15px; }

/* ===== Reveal animation ===== */
.section .card, .section .feature, .section .step, .section .impact-card, .section .audience-card { opacity: 0; transform: translateY(18px); }
.reveal-in { opacity: 1 !important; transform: none !important; transition: opacity .6s var(--ease), transform .6s var(--ease); }

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; gap: 44px; padding: 64px 24px 80px; }
  .hero-credential { order: 2; }
  .pit { right: -30%; opacity: .7; }
  .cards-grid, .feature-grid, .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .network { grid-template-columns: 1fr; gap: 28px; }
  .network-graph { max-width: 380px; margin: 0 auto; order: 2; }
}
@media (max-width: 720px) {
  .nav { position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch;
    background: #fff; border-bottom: 1px solid var(--line); padding: 16px 24px 24px; gap: 4px;
    transform: translateY(-120%); transition: transform .3s var(--ease); box-shadow: var(--shadow); }
  .nav a:not(.btn) { padding: 12px 4px; border-bottom: 1px solid var(--line); }
  .nav .btn { margin-top: 10px; }
  .nav.open { transform: translateY(0); }
  .nav-toggle { display: flex; }
  .section { padding: 64px 0; }
  .hero-stats { grid-template-columns: 1fr; }
  .cards-grid, .feature-grid, .steps, .impact-grid, .why-grid, .audience-grid { grid-template-columns: 1fr; }
  .friction-band { grid-template-columns: 1fr; }
  .friction-cap { writing-mode: horizontal-tb; transform: none; letter-spacing: .14em; padding: 14px 20px; }
  .friction-item { border-left: 0; border-top: 1px solid var(--line); }
  .steps .step:last-child { max-width: 100%; }
  .contact-form { grid-template-columns: 1fr; padding: 24px; }
}