/* ============================================================
   FTL26 · Foro de Talento Logístico — pre-landing
   Paleta corporativa: #17bec1 · #192129 · #ffffff
   ============================================================ */

:root {
  /* Color */
  --ink: #192129;          /* base corporativa */
  --ink-deep: #10161b;     /* capa más profunda */
  --ink-soft: #1f2a33;     /* superficies elevadas */
  --teal: #17bec1;         /* primario / acento */
  --teal-bright: #4fd8da;  /* glow */
  --white: #ffffff;
  --text: #eef3f4;
  --muted: #93a3ab;        /* texto secundario */
  --line: rgba(23, 190, 193, 0.18); /* hairlines de la "red" */
  --line-soft: rgba(255, 255, 255, 0.08);

  /* Tipografía — Poppins en toda la landing */
  --display: "Poppins", system-ui, sans-serif;
  --body: "Poppins", system-ui, sans-serif;
  --mono: "Poppins", system-ui, sans-serif;

  /* Layout */
  --wrap: 1180px;
  --pad: clamp(1.25rem, 4vw, 3rem);
  --radius: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.sr-only,
.skip-link {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.skip-link:focus {
  position: fixed; top: 12px; left: 12px;
  width: auto; height: auto; clip: auto;
  background: var(--teal); color: var(--ink);
  padding: .6rem 1rem; border-radius: 8px; z-index: 999;
  font-weight: 600;
}

/* ---------- Tipografía compartida ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--teal);
  margin: 0 0 1.1rem;
}
.eyebrow--light { color: var(--teal-bright); }
/* Nodo + línea conectora — motivo firma de la "red" */
.eyebrow__node {
  position: relative;
  width: 34px; height: 8px;
  flex: none;
}
.eyebrow__node::before {
  content: "";
  position: absolute; left: 0; top: 50%;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--teal);
  transform: translateY(-50%);
  box-shadow: 0 0 10px var(--teal);
}
.eyebrow__node::after {
  content: "";
  position: absolute; left: 8px; top: 50%;
  width: 26px; height: 1px;
  background: linear-gradient(90deg, var(--teal), transparent);
}

.h2 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.9rem, 4.5vw, 3.1rem);
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--white);
}
.accent { color: var(--teal); }

.prose p { margin: 0 0 1.1rem; color: var(--muted); }
.prose strong { color: var(--text); font-weight: 600; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-family: var(--mono);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .85rem 1.5rem;
  background: var(--teal);
  color: var(--ink);
  border: 1px solid var(--teal);
  border-radius: 999px;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 26px rgba(23,190,193,.35); }
.btn:focus-visible { outline: 3px solid var(--teal-bright); outline-offset: 3px; }
.btn--sm { padding: .6rem 1.1rem; font-size: .72rem; }
.btn--lg { padding: 1rem 1.9rem; font-size: .85rem; }
.btn--ghost {
  background: transparent;
  color: var(--white);
  border-color: var(--line);
}
.btn--ghost:hover { border-color: var(--teal); box-shadow: none; background: rgba(23,190,193,.08); }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(16, 22, 27, 0.72);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-soft);
}
.nav__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  height: 68px;
}
.nav__brand { display: flex; align-items: center; }
.nav__logo { height: 46px; width: auto; }
.nav__links {
  display: flex;
  gap: 1.6rem;
  margin-left: auto;
  font-size: .92rem;
}
.nav__links a { color: var(--muted); transition: color .15s ease; }
.nav__links a:hover { color: var(--white); }
.nav .btn--sm { flex: none; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px;
}
.nav__toggle span {
  width: 24px; height: 2px;
  background: var(--white);
  transition: transform .25s ease, opacity .25s ease;
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__mobile {
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding: 1.25rem var(--pad) 1.75rem;
  border-top: 1px solid var(--line-soft);
  background: var(--ink-deep);
}
.nav__mobile.is-open { display: flex; }
.nav__mobile a { color: var(--text); font-size: 1.05rem; }
.nav__mobile .btn { align-self: flex-start; }

/* ============================================================
   HERO — vídeo, señal y capa editorial HUMAN + AI
   ============================================================ */
.hero {
  position: relative;
  background: var(--ink-deep);
  height: calc(100svh - 68px);
  min-height: 620px;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 45%;
}
.hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 14, 19, .94) 0%, rgba(12, 22, 28, .78) 35%, rgba(12, 22, 28, .24) 72%, rgba(12, 22, 28, .46) 100%),
    linear-gradient(0deg, rgba(8, 14, 19, .62), transparent 42%);
}
.hero__interface {
  position: absolute;
  inset: 0;
  opacity: .65;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, transparent 0 78%, rgba(23,190,193,.2) 78.08%, transparent 78.18%),
    linear-gradient(0deg, transparent 0 18%, rgba(23,190,193,.18) 18.1%, transparent 18.2%),
    radial-gradient(circle at 78% 18%, rgba(79,216,218,.9) 0 3px, transparent 4px);
}
.hero__signal {
  position: absolute;
  border: 1px solid rgba(79,216,218,.42);
  border-radius: 50%;
  box-shadow: 0 0 32px rgba(23,190,193,.12);
}
.hero__signal--one { width: 20rem; height: 20rem; right: -5rem; top: 8%; }
.hero__signal--two { width: 12rem; height: 12rem; right: 15%; bottom: -5rem; }
.hero__signal--three { width: 5rem; height: 5rem; right: 23%; top: 27%; }
.hero__content {
  position: relative;
  z-index: 1;
  padding-block: 5rem;
}
.hero__brand {
  display: block;
  width: clamp(270px, 30vw, 430px);
  margin-bottom: 1.85rem;
}
.hero__brand img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 8px 18px rgba(0,0,0,.28));
}
.hero__brand:focus-visible { outline: 3px solid var(--teal-bright); outline-offset: 7px; border-radius: 3px; }
.hero__title {
  margin: 0;
  color: var(--white);
  font-family: var(--display);
  font-size: clamp(3.2rem, 8.2vw, 7.7rem);
  font-weight: 700;
  line-height: .88;
  letter-spacing: -.075em;
}
.hero__title span { color: var(--teal); font-weight: 400; }
.hero__claim {
  max-width: 11ch;
  margin: 1.25rem 0 1rem;
  color: var(--white);
  font-family: var(--display);
  font-size: clamp(1.45rem, 2.8vw, 2.4rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -.03em;
}
.hero__lead {
  max-width: 39rem;
  margin: 0;
  color: rgba(238,243,244,.8);
  font-size: clamp(.95rem, 1.3vw, 1.08rem);
  line-height: 1.55;
}
.hero__actions { display: flex; align-items: center; gap: 1.4rem; margin-top: 2rem; }
.hero__link {
  color: var(--white);
  font-family: var(--mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.hero__link span { color: var(--teal); font-size: 1.2rem; margin-left: .35rem; }
.hero__link:hover { color: var(--teal-bright); }
}

/* ============================================================
   FRANJA CUENTA ATRÁS — bajo el hero
   ============================================================ */
.cdband {
  background: var(--ink-deep);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line-soft);
  /* eco de la textura de red */
  background-image: radial-gradient(var(--line) 1px, transparent 1px);
  background-size: 34px 34px;
}
.cdband__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem 2rem;
  flex-wrap: wrap;
  padding-block: clamp(1.5rem, 4vw, 2.25rem);
}
.cdband__intro { display: flex; flex-direction: column; gap: .35rem; }
.cdband__label {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--teal);
}
.cdband__date {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--white);
}
.cdband__cta { flex: none; }

/* Countdown — tarjetas-nodo (pieza firma) */
.countdown__grid { display: flex; gap: .75rem; flex-wrap: wrap; }
.cd {
  min-width: 78px;
  padding: .8rem .6rem;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(16,22,27,.55);
  backdrop-filter: blur(6px);
}
.cd__num {
  display: block;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.9rem;
  line-height: 1;
  color: var(--teal);
}
.cd__unit {
  font-family: var(--mono);
  font-size: .66rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ============================================================
   SECCIONES GENÉRICAS
   ============================================================ */
.section {
  position: relative;
  padding: clamp(4rem, 10vh, 7rem) 0;
}
.section--alt {
  background: var(--ink-deep);
  border-block: 1px solid var(--line-soft);
}
/* Textura hexagonal sutil que ecoa el hero */
.section--alt::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--line) 1px, transparent 1px);
  background-size: 34px 34px;
  opacity: .5;
  mask-image: linear-gradient(180deg, transparent, #000 40%, #000 60%, transparent);
  pointer-events: none;
}
.section > .wrap { position: relative; z-index: 1; }

.section__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}
.section__note {
  max-width: 34ch;
  color: var(--muted);
  margin: 0;
  font-size: .98rem;
}
.section__note a { color: var(--teal); border-bottom: 1px solid var(--line); }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  margin-bottom: 3.5rem;
}

/* Cifras */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}
.stat {
  background: var(--ink);
  padding: 1.8rem 1.4rem;
  text-align: left;
}
.stat__num {
  display: block;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  color: var(--teal);
  line-height: 1;
  margin-bottom: .5rem;
}
.stat__label {
  font-size: .85rem;
  color: var(--muted);
}

/* ============================================================
   AGENDA
   ============================================================ */
.agenda {
  display: grid;
  gap: .7rem;
}
.agenda__item {
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: rgba(25,33,41,.72);
  overflow: hidden;
  transition: border-color .2s ease, background .2s ease;
}
.agenda__item[open] { border-color: var(--line); background: rgba(23,190,193,.06); }
.agenda__item summary {
  display: grid;
  grid-template-columns: 110px 1fr 28px;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
  padding: 1.15rem 1.4rem;
  cursor: pointer;
}
.agenda__item summary::-webkit-details-marker { display: none; }
.agenda__item summary:focus-visible { outline: 3px solid var(--teal-bright); outline-offset: -3px; }
.agenda__item time {
  font-family: var(--mono);
  font-weight: 700;
  color: var(--teal);
  font-size: .92rem;
}
.agenda__item summary span {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--white);
}
.agenda__item summary i { position: relative; width: 22px; height: 22px; border: 1px solid var(--line); border-radius: 50%; }
.agenda__item summary i::before,
.agenda__item summary i::after { content: ""; position: absolute; top: 50%; left: 50%; width: 9px; height: 1px; background: var(--teal); transform: translate(-50%, -50%); }
.agenda__item summary i::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform .2s ease; }
.agenda__item[open] summary i::after { transform: translate(-50%, -50%) rotate(0); }
.agenda__item p { margin: 0; padding: 0 4.9rem 1.2rem 8.75rem; color: var(--muted); font-size: .92rem; }
.agenda__item--highlight { border-color: rgba(23,190,193,.4); }
.agenda__item--awards { background: linear-gradient(90deg, rgba(23,190,193,.17), rgba(25,33,41,.8)); border-color: rgba(23,190,193,.5); }

/* ============================================================
   LUGAR Y PREMIOS
   ============================================================ */
.venue__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 1.25rem; align-items: stretch; }
.venue__gallery { display: grid; grid-template-columns: 1.15fr .85fr; gap: 1.25rem; }
.venue__gallery img { height: 100%; min-height: 340px; width: 100%; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line-soft); }
.venue__gallery img:last-child { object-position: 58% center; }
.venue__map { min-height: 340px; overflow: hidden; border-radius: var(--radius); border: 1px solid var(--line-soft); }
.venue__map iframe { display: block; width: 100%; height: 100%; min-height: 340px; filter: saturate(.8) contrast(1.05); }
.awards__inner { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 8vw, 7rem); align-items: center; }
.awards__content { max-width: 40rem; color: var(--muted); }
.awards__content p { margin: 0 0 1rem; }
.awards__deadline { color: var(--white); font-size: 1.08rem; }
.awards__deadline strong { color: var(--teal); }
.awards__when { font-size: .93rem; }
.awards .btn { margin-top: .75rem; }

/* ============================================================
   SPEAKERS
   ============================================================ */
.speakers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.speaker { text-align: left; }
.speaker__photo {
  aspect-ratio: 3 / 4;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(160deg, var(--ink-soft), var(--ink-deep));
  border: 1px solid var(--line-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: .9rem;
  position: relative;
}
.speaker__photo img { width: 100%; height: 100%; object-fit: cover; }
.speaker__soon {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.speaker.is-placeholder .speaker__photo {
  background-image: radial-gradient(var(--line) 1px, transparent 1px);
  background-size: 20px 20px;
}
.speaker__name {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--white);
  margin: 0 0 .2rem;
}
.speaker__role { margin: 0; font-size: .85rem; color: var(--muted); }
.speaker.is-placeholder .speaker__name,
.speaker.is-placeholder .speaker__role { color: rgba(147,163,171,.55); }

/* ============================================================
   PATROCINADORES — TIERS
   ============================================================ */
.tiers { display: grid; gap: 1.5rem; }
.tier {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 1.5rem;
  background: var(--ink);
}
.tier--principal { border-color: var(--line); background: rgba(23,190,193,.05); }
.tier__head {
  display: flex;
  align-items: center;
  gap: .8rem;
  margin-bottom: 1.25rem;
}
.tier__tag {
  font-family: var(--mono);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--teal);
  padding: .35rem .8rem;
  border: 1px solid var(--line);
  border-radius: 999px;
}
.tier--principal .tier__tag { background: var(--teal); color: var(--ink); border-color: var(--teal); }
.tier__hint {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Rejillas de logos por tier (tamaño escala con la importancia) */
.logos { display: grid; gap: 1rem; }
.logos--principal { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.logos--oro { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.logos--plata { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
.logos--collab { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 10px;
  background: var(--white);
  border: 1px solid rgba(255,255,255,.2);
  padding: 1rem;
}
.logo img {
  max-height: 58px;
  max-width: 82%;
  width: auto;
  object-fit: contain;
  transform: scale(var(--logo-scale, 1));
}
.logos--principal .logo { min-height: 110px; }
.logos--oro .logo { height: 112px; }
.logos--plata .logo,
.logos--collab .logo { height: 100px; }
.logo--eulen { --logo-scale: 1.23; }
.logo--prologis { --logo-scale: 1.68; }
.logo--prologis img { max-width: 95%; }
.logo--cia { --logo-scale: 1.08; }
.logo--wide { min-width: 220px; }
.logo--slot span {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(147,163,171,.5);
}
.logo--pending {
  background: rgba(255,255,255,.03);
  border-style: dashed;
}
.logo--pending span { color: var(--text); text-align: center; }
.logo--pending small {
  display: block;
  margin-top: .25rem;
  font-size: .58rem;
  color: var(--muted);
}

/* ============================================================
   COLABORADORES
   ============================================================ */
.collab { display: grid; gap: 2.5rem; }
.collab__label {
  display: block;
  font-family: var(--mono);
  font-size: .74rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1.1rem;
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--line-soft);
}

/* ============================================================
   CTA / REGISTRO
   ============================================================ */
.cta {
  position: relative;
  padding: clamp(4.5rem, 12vh, 8rem) 0;
  background:
    radial-gradient(120% 120% at 80% 0%, rgba(23,190,193,.14), transparent 55%),
    var(--ink-deep);
  border-top: 1px solid var(--line-soft);
  text-align: center;
}
.cta__inner { max-width: 640px; margin-inline: auto; }
.cta .eyebrow { justify-content: center; }
.cta__title {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2rem, 6vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--white);
  margin: 0 0 1.2rem;
}
.cta__lead { color: var(--muted); margin: 0 auto 2rem; max-width: 46ch; }
.cta__free {
  display: inline-block;
  margin: 0 0 .9rem;
  padding: .35rem .8rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--teal-bright);
  font-family: var(--mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.signup {
  display: flex;
  gap: .6rem;
  max-width: 480px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}
.signup--full { max-width: 640px; }
.signup__fields { display: grid; grid-template-columns: repeat(2, 1fr); gap: .75rem; width: 100%; text-align: left; }
.signup__fields label { display: grid; gap: .35rem; }
.signup__fields label span { font-family: var(--mono); color: var(--teal-bright); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.signup__fields label:last-child { grid-column: 1 / -1; }
.signup__input {
  flex: 1;
  min-width: 0;
  width: 100%;
  padding: .85rem 1rem;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--white);
  font-family: var(--body);
  font-size: 1rem;
}
.signup__input::placeholder { color: var(--muted); }
.signup__input:focus-visible { outline: 3px solid var(--teal-bright); outline-offset: 2px; }
.signup__msg {
  min-height: 1.4em;
  margin: 1rem auto 0;
  font-family: var(--mono);
  font-size: .82rem;
  text-align: left;
}
.signup__msg--success,
.signup__msg--error {
  display: flex;
  align-items: center;
  gap: .7rem;
  max-width: 540px;
  padding: .85rem 1rem;
  border-radius: 10px;
  line-height: 1.45;
}
.signup__msg--success {
  background: rgba(23,190,193,.13);
  border: 1px solid rgba(23,190,193,.45);
  color: var(--teal-bright);
}
.signup__msg--error {
  background: rgba(255,143,143,.08);
  border: 1px solid rgba(255,143,143,.35);
  color: #ffb0b0;
}
.signup__msg-icon {
  display: grid;
  flex: none;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 50%;
  background: currentColor;
  color: var(--ink-deep);
  font-family: var(--display);
  font-weight: 800;
}
.cta__fine { margin-top: 2rem; font-size: .88rem; color: var(--muted); }
.cta__fine a { color: var(--teal); border-bottom: 1px solid var(--line); }

/* CTA de inscripción siempre accesible durante la navegación */
.register-float {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 90;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .1rem .75rem;
  padding: .7rem 1rem;
  border: 1px solid var(--teal);
  border-radius: 12px;
  background: var(--teal);
  color: var(--ink);
  font-family: var(--mono);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
  box-shadow: 0 12px 34px rgba(0,0,0,.35), 0 0 0 5px rgba(23,190,193,.12);
  transition: transform .18s ease, box-shadow .18s ease;
}
.register-float span { grid-column: 1 / -1; font-size: .59rem; font-weight: 600; letter-spacing: .1em; opacity: .72; }
.register-float b { grid-column: 2; grid-row: 2; font-size: 1rem; line-height: 1; }
.register-float:hover { transform: translateY(-3px); box-shadow: 0 16px 38px rgba(0,0,0,.42), 0 0 0 6px rgba(23,190,193,.14); }
.register-float:focus-visible { outline: 3px solid var(--white); outline-offset: 3px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--ink);
  border-top: 1px solid var(--line-soft);
  padding: 3.5rem 0 2rem;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 3rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.footer__logo { height: 58px; width: auto; }
.footer__tag { color: var(--muted); font-size: .9rem; margin: 1rem 0 0; }
.footer__cols { display: flex; gap: 3.5rem; flex-wrap: wrap; }
.footer__h {
  display: block;
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: .9rem;
}
.footer__col a,
.footer__addr {
  display: block;
  color: var(--muted);
  font-size: .92rem;
  margin-bottom: .5rem;
  transition: color .15s ease;
}
.footer__col a:hover { color: var(--white); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line-soft);
  font-family: var(--mono);
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--muted);
}

/* ============================================================
   MOTION — scroll reveal
   ============================================================ */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .nav__links { display: none; }
  .nav .btn--sm { display: none; }
  .nav__toggle { display: flex; margin-left: auto; }
  .grid-2 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .speakers { grid-template-columns: repeat(3, 1fr); }
  .venue__grid, .awards__inner { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .hero { min-height: 630px; height: calc(100svh - 68px); align-items: flex-end; }
  .hero__video { object-position: 58% center; }
  .hero__veil {
    background:
      linear-gradient(0deg, rgba(8,14,19,.96) 0%, rgba(8,14,19,.72) 48%, rgba(8,14,19,.2) 100%),
      linear-gradient(90deg, rgba(8,14,19,.3), transparent);
  }
  .hero__content { padding-top: 2rem; padding-bottom: 2.75rem; }
  .hero__brand { width: min(235px, 68vw); margin-bottom: 1.1rem; }
  .hero__lead { max-width: 31rem; }
  .hero__actions { gap: 1rem; flex-wrap: wrap; margin-top: 1.5rem; }
  .hero__signal--one { width: 14rem; height: 14rem; right: -6rem; top: 2rem; }
  .hero__signal--two { right: 18%; }
  .speakers { grid-template-columns: repeat(2, 1fr); }
  .section__head { flex-direction: column; align-items: flex-start; }
  .agenda__item summary { grid-template-columns: 62px 1fr 22px; gap: .7rem; padding: 1rem; }
  .agenda__item summary span { font-size: .92rem; }
  .agenda__item p { padding: 0 1rem 1rem 1rem; }
  .venue__gallery { grid-template-columns: 1fr; }
  .venue__gallery img, .venue__map, .venue__map iframe { min-height: 260px; }
  .signup__fields { grid-template-columns: 1fr; }
  .signup__fields label:last-child { grid-column: auto; }
  body { padding-bottom: 76px; }
  .register-float { right: .75rem; bottom: .75rem; left: .75rem; display: flex; align-items: center; justify-content: center; gap: .65rem; padding: .82rem 1rem; border-radius: 999px; }
  .register-float span { display: none; }
  .register-float b { font-size: 1.15rem; }
  .cd { min-width: 64px; }
  .cd__num { font-size: 1.5rem; }
  .footer__bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover { transform: none; }
}