.main-nav { gap: 28px; }
.nav-links { display: flex; align-items: center; gap: 27px; }
.nav-links a { transition: color .2s; }
.nav-links a:hover { color: var(--teal-deep); }
.nav-links a.login-btn { padding: 9px 18px; border: 1.5px solid var(--teal-deep); color: var(--teal-deep); font-weight: 600; transition: background .2s, color .2s; }
.nav-links a.login-btn:hover { background: var(--teal-deep); color: var(--white); }
.mobile-menu-panel a.login-btn { margin: 10px 0 6px; padding: 12px; border: 1.5px solid var(--teal-deep); color: var(--teal-deep); font-weight: 600; text-align: center; }
.mobile-menu { display: none; }
.hero { min-height: min(760px, calc(100svh - 82px)); }
.hero-copy { padding-right: 8%; padding-left: 11%; }
.hero h1 { font-size: clamp(46px, 4.6vw, 68px); }
.hero-description { max-width: 480px; margin-bottom: 12px; }
.hero-description strong { color: var(--white); font-weight: 600; }
.hero-supporting { max-width: 450px; margin: 0 0 28px; color: #a9bdbe; font-size: 14px; line-height: 1.65; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; }
.hero-actions .scroll-link { margin: 0; }

.problem-section { padding: 102px 10%; background: var(--white); }
.problem-inner, .audience-inner, .difference-inner, .benefits-inner, .section-inner, .closing-inner { width: min(100%, 1120px); margin: 0 auto; }
.problem-inner { display: grid; grid-template-columns: .85fr 1.15fr; gap: 12%; }
.problem-heading h2, .section-heading h2, .benefits-heading h2, .audience-inner h2, .difference-copy h2, .closing-inner h2 { margin: 0; font-family: var(--display); font-size: clamp(38px, 4.3vw, 56px); font-weight: 600; line-height: 1.07; }
.problem-copy { color: var(--muted); font-size: 15px; line-height: 1.7; }
.problem-copy > p:first-child { margin-top: 0; }
.problem-list { margin: 23px 0; padding: 0; list-style: none; }
.problem-list li { position: relative; padding: 9px 0 9px 24px; border-bottom: 1px solid var(--line); }
.problem-list li::before { position: absolute; top: 19px; left: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--coral); content: ''; }
.problem-copy .problem-resolution { margin-bottom: 0; color: var(--ink); font-weight: 600; }

.modules-section { padding: 112px 9% 124px; background: var(--paper); }
.section-heading { margin-bottom: 43px; display: flex; align-items: end; justify-content: space-between; gap: 40px; }
.section-heading .eyebrow { margin-bottom: 18px; }
.section-heading h2 { max-width: 580px; }
.section-heading > p { max-width: 310px; margin: 0 0 4px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.module-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 44px; }
.module-card { border-top: 1px solid var(--line); }
.module-card:last-child { border-bottom: 1px solid var(--line); }
.module-card summary { min-height: 102px; display: grid; grid-template-columns: 38px minmax(0, 1fr) 24px; align-items: center; gap: 14px; cursor: pointer; list-style: none; }
.module-card summary::-webkit-details-marker { display: none; }
.module-card summary:focus-visible { outline: 2px solid var(--teal-deep); outline-offset: 4px; }
.module-index { color: var(--teal-deep); font-size: 11px; font-weight: 700; }
.module-heading { display: flex; flex-direction: column; gap: 6px; }
.module-heading strong { font-family: var(--display); font-size: 18px; font-weight: 600; }
.module-heading small { color: var(--muted); font-size: 12px; line-height: 1.5; }
.module-toggle { width: 23px; height: 23px; display: grid; place-items: center; border: 1px solid #b8c5c3; border-radius: 50%; color: var(--teal-deep); font-size: 17px; transition: transform .2s; }
.module-card[open] .module-toggle { transform: rotate(45deg); }
.module-card ul { margin: -2px 0 24px 52px; padding: 0 0 0 17px; color: var(--muted); font-size: 13px; line-height: 1.65; }
.module-card li { padding: 3px 0 3px 2px; }
.module-card li::marker { color: var(--teal-deep); }

.benefits-section { padding: 104px 10%; background: var(--ink); color: var(--white); }
.benefits-inner { display: grid; grid-template-columns: .9fr 1.1fr; gap: 12%; align-items: center; }
.benefits-heading .eyebrow { margin-bottom: 23px; }
.benefits-heading h2 { max-width: 450px; }
.benefits-heading > p:last-child { max-width: 420px; margin: 22px 0 0; color: #a9bdbe; font-size: 14px; line-height: 1.7; }
.benefit-list { margin: 0; padding: 0; list-style: none; }
.benefit-list li { min-height: 57px; display: flex; align-items: center; gap: 18px; border-bottom: 1px solid rgb(255 255 255 / 15%); font-size: 14px; }
.benefit-list li span { color: var(--teal); font-size: 10px; font-weight: 700; }

.audience-section { padding: 105px 10%; background: #e8efed; }
.audience-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 12%; align-items: center; }
.audience-inner .eyebrow { margin-bottom: 19px; }
.audience-inner h2 { max-width: 520px; }
.audience-copy { color: #465355; font-size: 15px; line-height: 1.75; }
.audience-copy p:first-child { margin-top: 0; }
.audience-copy p:last-child { margin-bottom: 0; }

.difference-section { padding: 108px 10%; background: #172729; color: var(--white); }
.difference-inner { display: grid; grid-template-columns: 1fr .8fr; gap: 13%; align-items: center; }
.difference-copy .eyebrow { margin-bottom: 22px; }
.difference-copy h2 { max-width: 580px; }
.difference-copy > p:last-child { max-width: 520px; margin: 23px 0 0; color: #a9bdbe; font-size: 14px; line-height: 1.75; }
.operation-list { margin: 0; padding: 0; list-style: none; }
.operation-list li { padding: 14px 0; border-bottom: 1px solid rgb(255 255 255 / 17%); color: var(--teal); font-family: var(--display); font-size: 17px; font-weight: 500; }
.operation-list li:first-child { border-top: 1px solid rgb(255 255 255 / 17%); }

.closing-section { padding: 92px 10% 100px; background: var(--teal); }
.closing-inner { max-width: 850px; margin: 0; }
.closing-inner .eyebrow { color: #164a50; }
.closing-inner h2 { max-width: 760px; }
.closing-inner > p:not(.eyebrow) { max-width: 720px; margin: 22px 0 27px; color: #164a50; font-size: 15px; line-height: 1.75; }
.closing-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; }
.closing-actions .primary-link { background: var(--ink); color: var(--white); }
.closing-actions .primary-link:hover { background: #263b3e; }
.closing-web-link { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 700; }

.clients-section { padding-block: 88px 96px; }
.client-carousel { overflow: hidden; }
.client-logo-grid { display: flex; grid-template-columns: none; gap: 0; }
.client-logo-placeholder.swiper-slide { height: auto; flex-shrink: 0; }
.client-carousel-controls { min-height: 48px; margin-top: 18px; display: flex; align-items: center; justify-content: center; gap: 18px; }
.client-carousel-button { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid #bac8c5; border-radius: 50%; background: transparent; color: var(--ink); cursor: pointer; transition: background .2s, color .2s, border-color .2s; }
.client-carousel-button:hover:not(.swiper-button-disabled) { border-color: var(--ink); background: var(--ink); color: var(--white); }
.client-carousel-button span { font-size: 18px; line-height: 1; }
.client-carousel-pagination { display: flex; align-items: center; gap: 8px; }
.client-carousel-pagination .swiper-pagination-bullet { width: 7px; height: 7px; margin: 0 !important; background: #8c9b98; opacity: .5; }
.client-carousel-pagination .swiper-pagination-bullet-active { background: var(--teal-deep); opacity: 1; }
.client-carousel-button:focus-visible, .client-carousel-pagination .swiper-pagination-bullet:focus-visible { outline: 2px solid var(--teal-deep); outline-offset: 3px; }
.client-carousel-pagination .swiper-pagination-bullet { cursor: pointer; }
.whatsapp-float { position: fixed; right: 24px; bottom: 24px; z-index: 1000; width: 60px; height: 60px; display: grid; place-items: center; border-radius: 50%; background: #25d366; color: #fff; box-shadow: 0 5px 18px rgb(16 27 29 / 24%); transition: transform .2s, box-shadow .2s; }
.whatsapp-float:hover { transform: translateY(-3px); box-shadow: 0 8px 22px rgb(16 27 29 / 30%); }
.whatsapp-float:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; }
.whatsapp-float svg { width: 32px; height: 32px; }
.contact-section { scroll-margin-top: 20px; }
.modules-section, .problem-section, .benefits-section, .audience-section, .difference-section, .clients-section { scroll-margin-top: 18px; }

@media (max-width: 900px) {
  .hero { min-height: auto; }
  .hero-copy { padding: 70px 6% 64px 9%; }
  .hero h1 { font-size: clamp(44px, 5.2vw, 60px); }
  .problem-section, .benefits-section, .audience-section, .difference-section { padding-inline: 8%; }
  .problem-inner, .benefits-inner, .audience-inner, .difference-inner { gap: 7%; }
  .modules-section { padding-inline: 7%; }
  .module-grid { column-gap: 28px; }
  .module-card summary { grid-template-columns: 30px minmax(0, 1fr) 22px; gap: 10px; }
  .module-card ul { margin-left: 40px; }
  .closing-section { padding-inline: 8%; }
}

@media (max-width: 640px) {
  .site-header { position: relative; z-index: 10; }
  .main-nav { gap: 12px; }
  .nav-links { display: none; }
  .mobile-menu { position: relative; display: block; font-size: 12px; }
  .mobile-menu summary { min-height: 42px; display: inline-flex; align-items: center; gap: 8px; cursor: pointer; list-style: none; }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-menu summary span { color: var(--teal-deep); font-size: 17px; }
  .mobile-menu-panel { width: min(250px, calc(100vw - 32px)); position: absolute; top: calc(100% + 12px); right: -90px; display: grid; padding: 8px 16px; border: 1px solid var(--line); background: var(--white); box-shadow: 0 12px 30px rgb(16 27 29 / 15%); }
  .mobile-menu-panel a { padding: 12px 4px; border-bottom: 1px solid var(--line); }
  .mobile-menu-panel a:last-child { border-bottom: 0; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { padding: 60px 8% 44px; }
  .hero h1 { font-size: clamp(48px, 12vw, 62px); }
  .hero-description { margin-top: 21px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 22px; }
  .hero-actions .scroll-link { margin: 0; }
  .hero-art { min-height: 350px; }
  .hero-art img { width: min(60%, 245px); }
  .hero-side-note { right: 10px; font-size: 8px; }
  .problem-section, .benefits-section, .audience-section, .difference-section { padding: 75px 8%; }
  .problem-inner, .benefits-inner, .audience-inner, .difference-inner { grid-template-columns: 1fr; gap: 32px; }
  .problem-heading h2, .section-heading h2, .benefits-heading h2, .audience-inner h2, .difference-copy h2, .closing-inner h2 { font-size: 40px; }
  .modules-section { padding: 78px 8% 86px; }
  .section-heading { margin-bottom: 30px; display: block; }
  .section-heading > p { margin-top: 16px; }
  .module-grid { grid-template-columns: 1fr; }
  .module-card summary { min-height: 88px; grid-template-columns: 28px minmax(0, 1fr) 22px; gap: 10px; }
  .module-heading strong { font-size: 16px; }
  .module-card ul { margin-left: 38px; font-size: 12px; }
  .benefit-list li { min-height: 53px; font-size: 13px; }
  .operation-list li { padding: 12px 0; }
  .closing-section { padding: 74px 8% 82px; }
  .closing-actions { align-items: flex-start; flex-direction: column; gap: 19px; }
  .clients-section { padding: 66px 8% 74px; }
  .clients-heading { display: block; }
  .clients-note { margin-top: 13px; }
  .client-logo-placeholder.swiper-slide { min-height: 0; aspect-ratio: 2 / 1; }
  .whatsapp-float { right: 16px; bottom: calc(16px + env(safe-area-inset-bottom)); width: 56px; height: 56px; }
  .whatsapp-float svg { width: 30px; height: 30px; }
}

/* Web vs aplicación */
.platforms-section { padding: 96px 8%; background: var(--paper); color: var(--ink); }
.platforms-inner { max-width: 1180px; margin: 0 auto; }
.platforms-section h2 { font-family: var(--display); font-size: clamp(28px, 4vw, 44px); margin: 12px 0 48px; }
.platform-block { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 48px; align-items: center; padding: 40px 0; border-top: 1px solid var(--line); }
.platform-text h3 { font-family: var(--display); font-size: 24px; margin: 0 0 14px; }
.platform-text p { color: var(--muted); line-height: 1.6; }
.platform-note { font-size: 13px; margin-top: 12px; }
.platform-web-link { display: inline-block; margin-top: 10px; font-weight: 700; color: var(--teal-deep); }
.android-btn { display: inline-flex; align-items: center; gap: 12px; margin-top: 10px; padding: 14px 24px; border-radius: 999px; background: #3ddc84; color: #06251a; font-weight: 700; text-decoration: none; transition: transform .2s, box-shadow .2s; }
.android-btn:hover, .android-btn:focus-visible { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(61, 220, 132, .4); }
.platform-shots { display: flex; gap: 16px; align-items: flex-start; justify-content: center; }
.platform-shots figure { margin: 0; text-align: center; font-size: 13px; color: var(--muted); }
.platform-shots img { display: block; width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); box-shadow: 0 10px 30px rgba(16, 27, 29, .12); margin-bottom: 8px; }
.platform-shots-web figure:first-child { flex: 4; }
.platform-shots-web figure:last-child { flex: 5; }
.platform-shots-app figure { flex: 1; max-width: 220px; }
.platform-shots-app img { border-radius: 22px; }
@media (max-width: 860px) {
  .platforms-section { padding: 70px 8%; }
  .platform-block { grid-template-columns: 1fr; gap: 28px; }
  .platform-shots-web { flex-direction: column; }
  .platform-shots-web figure { flex: none !important; width: 100%; }
}

.faq-section { padding: 80px 8%; background: var(--white); color: var(--ink); }
.faq-inner { max-width: 820px; margin: 0 auto; }
.faq-section h2 { font-family: var(--display); font-size: clamp(26px, 3.5vw, 38px); margin: 0 0 28px; }
.faq-section details { border-top: 1px solid var(--line); padding: 18px 0; }
.faq-section summary { cursor: pointer; font-weight: 700; }
.faq-section details p { color: var(--muted); line-height: 1.6; margin: 12px 0 0; }

/* Hero con capturas */
.hero-shots { display: flex; flex-direction: column; justify-content: center; gap: 28px; padding: 40px 6%; place-items: unset; }
.hero-shots::before, .hero-shots::after { display: none; }
.hero-shots img { width: auto; filter: none; animation: none; border-radius: 10px; border: 1px solid rgb(255 255 255 / 14%); box-shadow: 0 14px 35px rgb(0 0 0 / 35%); }
.shots-label { margin: 0 0 10px; color: #a7b7b7; font-size: 12px; letter-spacing: .06em; }
.shots-label span { margin-right: 8px; padding: 3px 9px; border-radius: 999px; background: var(--teal); color: var(--ink); font-weight: 700; }
.shots-row { display: flex; gap: 12px; align-items: flex-start; }
.shots-row-web img { flex: 1 1 0; min-width: 0; max-width: 50%; height: auto; }
.shots-row-app img { flex: 1 1 0; min-width: 0; max-width: 33%; height: auto; border-radius: 16px; }
@media (max-width: 860px) {
  .hero-shots { min-height: auto; padding: 32px 8%; }
  .hero-shots img { width: 100%; max-width: none; }
}