/* =============================================================
   home.css — 首页样式（QRveo）
   路径：/mexico/assets/css/home.css
   纯 CSS，无外部字体、无图片依赖，断网也不会变形。
   改颜色只改下面 :root 里的变量。
   ============================================================= */

*,
*::before,
*::after { box-sizing: border-box; }

:root {
  --tinta: #0f172a;
  --tinta-2: #1e293b;
  --texto: #0f172a;
  --suave: #52607a;
  --tenue: #8592a8;
  --linea: #e3e8f0;
  --fondo: #ffffff;
  --gris: #f6f8fb;
  --cielo: #38bdf8;
  --cielo-osc: #0ea5e9;
  --cielo-suave: #eaf7fe;
  --ok: #059669;
  --radio: 14px;
  --radio-g: 20px;
  --sombra: 0 1px 2px rgba(15, 23, 42, .05), 0 10px 28px rgba(15, 23, 42, .07);
  --fuente: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
  margin: 0;
  font-family: var(--fuente);
  font-size: 16px;
  line-height: 1.62;
  color: var(--texto);
  background: var(--fondo);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, p, ul, ol { margin: 0; padding: 0; list-style: none; }

.contenedor { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 22px; }

/* ---------- 品牌 ---------- */
.marca {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
  font-size: 1.16rem;
  letter-spacing: -.02em;
  color: var(--tinta);
}
.marca svg { width: 26px; height: 26px; color: var(--cielo-osc); flex: none; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: .93rem;
  font-weight: 650;
  letter-spacing: -.01em;
  white-space: nowrap;
  transition: background .18s ease, border-color .18s ease, transform .12s ease, box-shadow .18s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primario { background: var(--tinta); color: #fff; box-shadow: 0 8px 18px rgba(15, 23, 42, .18); }
.btn--primario:hover { background: var(--tinta-2); }
.btn--secundario { background: #fff; color: var(--tinta); border-color: #cbd5e1; }
.btn--secundario:hover { border-color: #94a3b8; background: #fbfdff; }
.btn--fantasma { color: var(--suave); }
.btn--fantasma:hover { color: var(--tinta); background: var(--gris); }
.btn--claro { background: #fff; color: var(--tinta); }
.btn--claro:hover { background: #eef2f8; }
.btn--borde { color: #fff; border-color: rgba(255, 255, 255, .34); }
.btn--borde:hover { background: rgba(255, 255, 255, .1); }
.btn--grande { padding: 14px 26px; font-size: 1rem; border-radius: 12px; }

/* ---------- 顶栏 ---------- */
.barra {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .93);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--linea);
}
.barra__fila {
  min-height: 66px;
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  padding-top: 10px;
  padding-bottom: 10px;
}
.barra__enlaces { display: flex; align-items: center; gap: 2px; margin-left: 6px; flex-wrap: wrap; }
.barra__enlaces a {
  padding: 8px 12px;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 560;
  color: var(--suave);
  transition: color .15s ease, background .15s ease;
}
.barra__enlaces a:hover { color: var(--tinta); background: var(--gris); }
.barra__acciones { margin-left: auto; display: flex; align-items: center; gap: 8px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 62px 0 78px;
  background:
    radial-gradient(48% 52% at 12% 8%, rgba(56, 189, 248, .14), transparent 70%),
    radial-gradient(42% 46% at 88% 0%, rgba(14, 165, 233, .1), transparent 72%),
    #fff;
}
.hero__rejilla {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 54px;
  align-items: center;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 13px;
  border-radius: 999px;
  background: var(--cielo-suave);
  color: #0369a1;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .01em;
  border: 1px solid #cfeeff;
}

.hero h1 {
  margin-top: 18px;
  font-size: clamp(2.05rem, 4.2vw, 3.25rem);
  line-height: 1.1;
  letter-spacing: -.035em;
  font-weight: 800;
}
.hero h1 em {
  font-style: normal;
  color: var(--cielo-osc);
  box-shadow: inset 0 -.16em 0 rgba(56, 189, 248, .3);
}

.entradilla {
  margin-top: 20px;
  font-size: 1.045rem;
  color: var(--suave);
  max-width: 34em;
}

.hero__botones { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 30px; }

.nota {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  font-size: .83rem;
  color: var(--tenue);
}
.nota svg { width: 15px; height: 15px; color: var(--ok); flex: none; }

.hero__lista {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--linea);
}
.hero__lista li {
  position: relative;
  padding-left: 18px;
  font-size: .875rem;
  color: var(--suave);
}
.hero__lista li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--cielo);
}

/* 手机模型 */
.hero__visual { position: relative; display: flex; justify-content: center; }

.movil {
  width: min(302px, 100%);
  padding: 10px;
  border-radius: 40px;
  background: linear-gradient(160deg, #24324d, var(--tinta) 58%);
  box-shadow: 0 30px 60px rgba(15, 23, 42, .28), inset 0 0 0 1px rgba(255, 255, 255, .1);
  position: relative;
}
.movil__pantalla {
  position: relative;
  border-radius: 32px;
  overflow: hidden;
  background: #0b1220;
  aspect-ratio: 9 / 16.5;
  display: flex;
  flex-direction: column;
}
.movil__muesca {
  position: absolute;
  top: 9px;
  left: 50%;
  transform: translateX(-50%);
  width: 70px;
  height: 18px;
  border-radius: 999px;
  background: #0b1220;
  z-index: 3;
}
.movil__foto {
  width: 100%;
  flex: 1;
  object-fit: cover;
  opacity: .82;
}
.movil__play {
  position: absolute;
  top: 44%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .95);
  display: grid;
  place-items: center;
  box-shadow: 0 10px 26px rgba(0, 0, 0, .34);
}
.movil__play svg { width: 21px; height: 21px; color: var(--tinta); margin-left: 3px; }
.movil__info {
  position: relative;
  z-index: 2;
  padding: 14px 15px 18px;
  background: linear-gradient(180deg, rgba(11, 18, 32, 0), rgba(11, 18, 32, .95) 42%);
  margin-top: -64px;
}
.movil__info b { display: block; color: #fff; font-size: .88rem; letter-spacing: -.01em; }
.movil__info span { display: block; color: #93a3bf; font-size: .72rem; margin-top: 3px; }

.tarjeta-qr {
  position: absolute;
  right: 2px;
  bottom: 46px;
  width: 126px;
  background: #fff;
  border: 1px solid var(--linea);
  border-radius: 14px;
  padding: 11px;
  box-shadow: 0 18px 40px rgba(15, 23, 42, .18);
  display: grid;
  gap: 7px;
  justify-items: center;
}
.qr-falso { width: 104px; height: 104px; border-radius: 5px; }
.tarjeta-qr small {
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--tenue);
  text-align: center;
}

/* ---------- 数据条 ---------- */
.cinta { border-block: 1px solid var(--linea); background: #fff; }
.cinta__fila {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 30px 0;
}
.dato b { display: block; font-size: 1.45rem; font-weight: 800; letter-spacing: -.03em; }
.dato span { font-size: .8rem; color: var(--suave); }

/* ---------- 通用区块 ---------- */
.seccion { padding: 88px 0; }
.seccion--gris { background: var(--gris); }
.seccion--ajustada { padding: 68px 0 88px; }

.cabecera { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.ante {
  display: inline-block;
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
  color: var(--cielo-osc);
  margin-bottom: 12px;
}
.cabecera h2 {
  font-size: clamp(1.65rem, 3vw, 2.3rem);
  line-height: 1.16;
  letter-spacing: -.025em;
  font-weight: 800;
}
.cabecera p { margin-top: 14px; color: var(--suave); font-size: 1rem; }

.centro { text-align: center; margin-top: 34px; }

/* ---------- 三步 ---------- */
.pasos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.paso {
  background: #fff;
  border: 1px solid var(--linea);
  border-radius: var(--radio-g);
  padding: 26px 24px 24px;
  transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.paso:hover { transform: translateY(-3px); box-shadow: var(--sombra); border-color: #cfdae9; }
.paso__num {
  display: inline-block;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .08em;
  color: var(--cielo-osc);
  background: var(--cielo-suave);
  border-radius: 7px;
  padding: 4px 9px;
  margin-bottom: 14px;
}
.paso h3 { font-size: 1.05rem; margin-bottom: 7px; letter-spacing: -.01em; }
.paso p { color: var(--suave); font-size: .915rem; }

/* ---------- 功能卡 ---------- */
.tarjetas { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.tarjeta {
  background: #fff;
  border: 1px solid var(--linea);
  border-radius: var(--radio);
  padding: 24px 22px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.tarjeta:hover { border-color: #cfdae9; box-shadow: 0 1px 2px rgba(15,23,42,.05), 0 12px 26px rgba(15,23,42,.06); }
.tarjeta__icono {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--cielo-suave);
  color: #0284c7;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
}
.tarjeta__icono svg { width: 19px; height: 19px; }
.tarjeta h3 { font-size: .98rem; margin-bottom: 6px; letter-spacing: -.01em; }
.tarjeta p { font-size: .885rem; color: var(--suave); }

/* ---------- 视频卡 ---------- */
.videos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.video {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--linea);
  border-radius: var(--radio-g);
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.video:hover { transform: translateY(-3px); box-shadow: var(--sombra); border-color: #cfdae9; }
.video__foto { display: block; aspect-ratio: 16 / 9; background: var(--tinta); overflow: hidden; position: relative; }
.video__foto::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 6px 18px rgba(0, 0, 0, .3);
}
.video__foto img { width: 100%; height: 100%; object-fit: cover; opacity: .88; }
.video__cuerpo { padding: 14px 16px 16px; }
.video__cuerpo b { display: block; font-size: .96rem; letter-spacing: -.01em; }
.video__cuerpo span { display: block; font-size: .8rem; color: var(--tenue); margin-top: 3px; }

/* ---------- 行业 ---------- */
.giros { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.giro {
  display: flex;
  gap: 13px;
  background: #fff;
  border: 1px solid var(--linea);
  border-radius: var(--radio);
  padding: 20px;
}
.giro__emoji {
  flex: none;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--gris);
  display: grid;
  place-items: center;
  font-size: 1.06rem;
}
.giro h3 { font-size: .94rem; margin-bottom: 4px; }
.giro p { font-size: .85rem; color: var(--suave); }

/* ---------- FAQ ---------- */
.faq { max-width: 780px; margin: 0 auto; display: grid; gap: 9px; }
.faq details {
  background: #fff;
  border: 1px solid var(--linea);
  border-radius: 12px;
  overflow: hidden;
}
.faq details[open] { border-color: #c7d7e8; }
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 17px 20px;
  font-size: .945rem;
  font-weight: 650;
  letter-spacing: -.01em;
  display: flex;
  align-items: center;
  gap: 14px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  margin-left: auto;
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1;
  color: var(--tenue);
}
.faq details[open] summary::after { content: "−"; color: var(--cielo-osc); }
.faq details p { padding: 0 20px 18px; color: var(--suave); font-size: .91rem; }

/* ---------- 结尾 CTA ---------- */
.cta {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  padding: 56px 44px;
  text-align: center;
  background: linear-gradient(135deg, #0b1220, #14233d 55%, #1b3a5c);
  color: #fff;
}
.cta::after {
  content: "";
  position: absolute;
  inset: auto -10% -60% 42%;
  height: 380px;
  background: radial-gradient(closest-side, rgba(56, 189, 248, .34), transparent);
  pointer-events: none;
}
.cta h2 { font-size: clamp(1.55rem, 2.8vw, 2.1rem); line-height: 1.16; letter-spacing: -.025em; font-weight: 800; }
.cta p { margin-top: 13px; color: #b6c4da; font-size: 1rem; }
.cta__botones { display: flex; gap: 11px; justify-content: center; flex-wrap: wrap; margin-top: 28px; position: relative; z-index: 1; }

/* ---------- 页脚 ---------- */
.pie { border-top: 1px solid var(--linea); background: #fff; padding: 52px 0 26px; }
.pie__fila {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1fr;
  gap: 34px;
}
.pie__marca p { margin-top: 12px; font-size: .87rem; color: var(--suave); max-width: 280px; }
.pie__col h4 {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--tenue);
  font-weight: 800;
  margin-bottom: 12px;
}
.pie__col a { display: block; font-size: .875rem; color: var(--suave); padding: 3px 0; }
.pie__col a:hover { color: var(--tinta); }
.pie__base {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--linea);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  font-size: .79rem;
  color: var(--tenue);
}

/* ---------- 手机端 ---------- */
@media (max-width: 980px) {
  .hero__rejilla { grid-template-columns: 1fr; gap: 48px; }
  .entradilla { max-width: none; }
  .pasos, .tarjetas, .videos, .giros { grid-template-columns: repeat(2, 1fr); }
  .cinta__fila { grid-template-columns: repeat(2, 1fr); gap: 22px; }
  .pie__fila { grid-template-columns: 1fr 1fr; }
  .tarjeta-qr { right: 6%; bottom: 30px; width: 112px; }
  .qr-falso { width: 90px; height: 90px; }
}

@media (max-width: 640px) {
  .seccion { padding: 62px 0; }
  .barra__enlaces { display: none; }
  .barra__acciones { gap: 6px; }
  .barra__acciones .btn--fantasma { display: none; }
  .hero { padding: 40px 0 58px; }
  .hero__botones .btn { width: 100%; }
  .pasos, .tarjetas, .videos, .giros { grid-template-columns: 1fr; }
  .cinta__fila { grid-template-columns: 1fr 1fr; }
  .cta { padding: 40px 22px; border-radius: 18px; }
  .pie__fila { grid-template-columns: 1fr; gap: 26px; }
  .tarjeta-qr { display: none; }
  .movil { width: 268px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}