:root {
  --landing-book-bg: #f8f8f7;
  --landing-book-surface: #fff;
  --landing-book-deep: #123352;
  --landing-book-text: #163955;
  --landing-book-muted: #626d76;
  --landing-book-border: #cfdae1;
  --landing-book-accent: #46b7ed;
  --landing-book-shadow: 0 24px 70px rgba(18, 51, 82, .18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--landing-book-bg); color: var(--landing-book-text); font: 16px/1.55 Raleway, Arial, sans-serif; }
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: Conthrax, Montserrat, Arial, sans-serif; font-weight: 400; }

.landing-book-strip { min-height: 66px; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: center; padding: 10px clamp(18px, 5vw, 88px); background: var(--landing-book-deep); color: #fff; }
.landing-book-strip__teaser { display: flex; min-width: 0; align-items: center; gap: 16px; }
.landing-book-strip__teaser img { width: 76px; flex: 0 0 auto; margin-bottom: -18px; }
.landing-book-strip__teaser strong { display: block; font: 600 clamp(17px, 1.7vw, 23px)/1.15 Montserrat, Arial, sans-serif; }
.landing-book-strip__teaser span { display: block; color: rgba(255,255,255,.82); font-size: 13px; }
.landing-book-strip__pill { padding: 10px 18px; border: 1px solid rgba(255,255,255,.28); border-radius: 999px; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }

.landing-book-hero { min-height: calc(100vh - 66px); display: grid; align-items: center; padding: clamp(24px, 5vw, 54px) clamp(18px, 5vw, 88px) clamp(34px, 6vw, 76px); color: #fff; background: linear-gradient(90deg, rgba(14,44,73,.94), rgba(22,58,92,.84) 42%, rgba(16,41,68,.38)), url('/img/emeb-hero.png') center top / cover no-repeat; }
.landing-book-nav { position: absolute; top: 92px; right: clamp(18px, 5vw, 88px); left: clamp(18px, 5vw, 88px); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.landing-book-nav img { width: clamp(190px, 18vw, 300px); filter: brightness(0) invert(1); }
.landing-book-nav__links { display: flex; gap: clamp(14px, 2vw, 30px); font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.landing-book-nav__links a { color: rgba(255,255,255,.86); text-decoration: none; }
.landing-book-hero__grid, .landing-book-section__inner, .landing-book-footer > div { width: min(1180px, 100%); margin: 0 auto; }
.landing-book-hero__grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(330px, 440px); gap: clamp(28px, 5vw, 72px); align-items: center; margin-top: 74px; }
.landing-book-eyebrow { display: inline-flex; margin-bottom: 18px; color: var(--landing-book-accent); font-size: 12px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.landing-book-hero h1 { max-width: 860px; font-size: clamp(42px, 5.6vw, 70px); line-height: 1.06; letter-spacing: -.025em; }
.landing-book-hero__copy { max-width: 61ch; margin: 22px 0 0; color: rgba(255,255,255,.86); font-size: clamp(17px, 1.35vw, 20px); font-weight: 500; }
.landing-book-proof { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.landing-book-proof span { padding: 10px 14px; border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.1); font-size: 13px; font-weight: 600; backdrop-filter: blur(10px); }

.landing-book-form { padding: clamp(22px, 3.4vw, 34px); border: 1px solid rgba(255,255,255,.56); background: var(--landing-book-surface); color: var(--landing-book-text); box-shadow: var(--landing-book-shadow); }
.landing-book-form__kicker { margin-bottom: 8px; color: var(--landing-book-muted); font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.landing-book-form h2 { margin-bottom: 0; font-size: clamp(24px, 3vw, 34px); line-height: 1.12; letter-spacing: -.015em; }
.landing-book-form > p:not(.landing-book-form__kicker):not(.landing-book-form__note) { margin: 12px 0 22px; color: var(--landing-book-muted); }
.landing-book-form__note { margin: 12px 0 0; color: var(--landing-book-muted); font-size: 12px; }
.landing-book-mautic { margin-top: 18px; }
.landing-book-mautic .mauticform_wrapper, .landing-book-mautic form { margin: 0; }
.landing-book-mautic .mauticform-row { margin-bottom: 14px; }
.landing-book-mautic label, .landing-book-mautic .mauticform-label { display: block; margin-bottom: 7px; font-size: 13px; font-weight: 700; }
.landing-book-mautic input, .landing-book-mautic select, .landing-book-mautic textarea { width: 100%; min-height: 48px; padding: 12px 13px; border: 1px solid var(--landing-book-border); border-radius: 2px; background: var(--landing-book-bg); color: var(--landing-book-text); font: inherit; }
.landing-book-mautic input:focus, .landing-book-mautic select:focus, .landing-book-mautic textarea:focus { outline: 0; border-color: var(--landing-book-accent); box-shadow: 0 0 0 3px rgba(70,183,237,.18); }
.landing-book-mautic button, .landing-book-mautic .mauticform-button, .landing-book-button { display: inline-flex; width: 100%; min-height: 50px; align-items: center; justify-content: center; border: 0; border-radius: 999px; background: var(--landing-book-accent); color: #fff; box-shadow: 0 12px 26px rgba(70,183,237,.3); cursor: pointer; font: 700 14px/1 Raleway, Arial, sans-serif; letter-spacing: .04em; text-align: center; text-decoration: none; text-transform: uppercase; }
.landing-book-mautic .mauticform-errormsg, .landing-book-mautic .mauticform-message { font-size: 12px; font-weight: 700; }

.landing-book-section { padding: clamp(54px, 8vw, 104px) clamp(18px, 5vw, 88px); }
.landing-book-authority { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(28px, 6vw, 80px); align-items: center; }
.landing-book-photo { position: relative; min-height: 520px; background: url('/img/book_quienes.png') center / cover no-repeat; box-shadow: var(--landing-book-shadow); }
.landing-book-photo p { position: absolute; bottom: 18px; left: 18px; max-width: min(310px, calc(100% - 36px)); margin: 0; padding: 14px 16px; background: rgba(255,255,255,.92); box-shadow: 0 12px 28px rgba(0,0,0,.18); font-size: 13px; font-weight: 600; }
.landing-book-section h2 { font-size: clamp(30px, 4vw, 48px); line-height: 1.1; letter-spacing: -.02em; }
.landing-book-section__copy { max-width: 62ch; margin: 20px 0 0; color: var(--landing-book-muted); font-size: 17px; }
.landing-book-method { display: grid; gap: 14px; margin: 30px 0 0; padding: 0; list-style: none; }
.landing-book-method li { display: grid; grid-template-columns: 30px 1fr; gap: 14px; padding: 16px 0; border-top: 1px solid var(--landing-book-border); }
.landing-book-method li > span { font: 13px SFMono-Regular, Consolas, monospace; color: var(--landing-book-muted); }
.landing-book-method h3 { margin-bottom: 5px; font: 700 18px/1.3 Montserrat, Arial, sans-serif; }
.landing-book-method p { margin: 0; color: var(--landing-book-muted); }

.landing-book-section--dark { background: var(--landing-book-deep); color: #fff; }
.landing-book-manual { display: grid; grid-template-columns: minmax(190px, 310px) minmax(0, 1fr); gap: clamp(26px, 6vw, 84px); align-items: center; }
.landing-book-manual > img { justify-self: center; width: min(270px, 70vw); filter: drop-shadow(0 28px 35px rgba(0,0,0,.35)); }
.landing-book-section--dark .landing-book-section__copy { color: rgba(255,255,255,.82); }
.landing-book-contents { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin-top: 34px; border: 1px solid rgba(255,255,255,.14); background: rgba(255,255,255,.14); }
.landing-book-contents > div { min-height: 128px; padding: 20px; background: rgba(255,255,255,.055); }
.landing-book-contents span { display: block; margin-bottom: 10px; color: var(--landing-book-accent); font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.landing-book-contents strong { display: block; font: 700 17px/1.35 Montserrat, Arial, sans-serif; }

.landing-book-conversion { padding-bottom: clamp(64px, 8vw, 116px); }
.landing-book-conversion__card { display: grid; grid-template-columns: minmax(0, .88fr) minmax(320px, 440px); gap: clamp(28px, 6vw, 74px); align-items: center; padding: clamp(24px, 5vw, 54px); border: 1px solid var(--landing-book-border); background: var(--landing-book-surface); box-shadow: var(--landing-book-shadow); }
.landing-book-mini-proof { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 30px; }
.landing-book-mini-proof > div { padding-top: 14px; border-top: 1px solid var(--landing-book-border); }
.landing-book-mini-proof strong { display: block; font: 400 18px/1.2 Conthrax, Montserrat, Arial, sans-serif; }
.landing-book-mini-proof span { display: block; margin-top: 4px; color: var(--landing-book-muted); font-size: 13px; }
.landing-book-form--jump { display: flex; min-height: 100%; flex-direction: column; justify-content: center; }
.landing-book-footer { padding: 26px clamp(18px, 5vw, 88px); background: var(--landing-book-deep); color: rgba(255,255,255,.74); font-size: 12px; }
.landing-book-footer > div { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; }

@media (max-width: 900px) {
  .landing-book-hero__grid, .landing-book-authority, .landing-book-manual, .landing-book-conversion__card { grid-template-columns: 1fr; }
  .landing-book-nav { position: static; margin-bottom: 36px; }
  .landing-book-hero { min-height: auto; }
  .landing-book-hero__grid { margin-top: 0; }
  .landing-book-nav__links { display: none; }
  .landing-book-form { max-width: 560px; }
  .landing-book-photo { min-height: 420px; }
  .landing-book-contents, .landing-book-mini-proof { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .landing-book-strip { grid-template-columns: 1fr; gap: 8px; }
  .landing-book-strip__teaser { align-items: flex-start; }
  .landing-book-strip__teaser img { width: 62px; margin-bottom: 0; }
  .landing-book-strip__pill { justify-self: start; white-space: normal; }
  .landing-book-proof { display: grid; }
  .landing-book-photo { min-height: 330px; }
  .landing-book-contents > div { min-height: auto; }
  .landing-book-footer > div { display: grid; }
}