/* ============ SINEDMEX · SNMX APP — Glassmorphism Modern ============ */
:root {
  --bg:        #f2f6f9;
  --bg-soft:   #e8f0f6;
  --glass:     rgba(255, 255, 255, 0.55);
  --glass-2:   rgba(255, 255, 255, 0.32);
  --ink:       #0f2a3c;
  --ink-soft:  #3d566a;
  --ink-mute:  #6b8296;
  --blue:      #1A5276;
  --blue-2:    #2E86C1;
  --teal:      #17A589;
  --line:      rgba(26, 82, 118, 0.14);
  --radius:    24px;
  --shadow-lg: 0 40px 80px -24px rgba(15, 42, 60, 0.35);
  --font-d:    "Montserrat", "Avenir Next", system-ui, sans-serif;
  --font-b:    "Open Sans", "Segoe UI", system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-b);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-d); line-height: 1.12; letter-spacing: -0.01em; }

/* ---------- Reveal (con red de seguridad) ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; } /* defensivo: el texto nunca queda invisible */
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- Splash ---------- */
.splash {
  position: fixed; inset: 0; z-index: 200;
  background: var(--bg);
  display: grid; place-items: center;
  animation: splashOut .6s ease 2.2s forwards;
}
.splash-logo { width: 96px; animation: splashPulse 1.4s ease-in-out infinite; }
@keyframes splashPulse { 0%,100% { transform: scale(1); opacity: .85; } 50% { transform: scale(1.08); opacity: 1; } }
@keyframes splashOut { to { opacity: 0; visibility: hidden; } }
.splash.is-done { opacity: 0; visibility: hidden; transition: opacity .5s ease, visibility 0s .5s; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
  width: min(1160px, calc(100% - 32px));
  z-index: 100;
  display: flex; align-items: center; gap: 28px;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(255,255,255,0.72);
  border: 1px solid rgba(255,255,255,0.6);
  box-shadow: 0 12px 40px -18px rgba(15,42,60,0.25);
}
@supports (backdrop-filter: blur(18px)) {
  .nav { background: var(--glass); backdrop-filter: blur(18px) saturate(180%); -webkit-backdrop-filter: blur(18px) saturate(180%); }
}
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-logo { width: 40px; height: 40px; object-fit: contain; }
.nav-name { font-family: var(--font-d); font-weight: 800; font-size: .95rem; color: var(--blue); display: flex; flex-direction: column; line-height: 1.1; }
.nav-name em { font-style: normal; font-weight: 600; font-size: .62rem; letter-spacing: .18em; color: var(--teal); }
.nav-links { display: flex; gap: 4px; margin-left: auto; position: relative; }
.nav-links a {
  position: relative; padding: 8px 14px; font-size: .92rem; font-weight: 600; color: var(--ink-soft);
  border-radius: 999px; transition: color .25s ease;
}
.nav-links a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
  background: linear-gradient(90deg, var(--blue-2), var(--teal));
  border-radius: 2px; transform: scaleX(0); transform-origin: left; transition: transform .3s cubic-bezier(.2,.7,.2,1);
}
.nav-links a:hover { color: var(--blue); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-cta { margin-left: 8px; }
.nav-burger { display: none; background: none; border: 0; cursor: pointer; padding: 8px; margin-left: auto; }
.nav-burger span { display: block; width: 22px; height: 2px; background: var(--blue); margin: 5px 0; border-radius: 2px; transition: transform .3s ease, opacity .3s ease; }
.nav.menu-open .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.menu-open .nav-burger span:nth-child(2) { opacity: 0; }
.nav.menu-open .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 999px;
  font-family: var(--font-d); font-weight: 700; font-size: .95rem;
  transition: transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s ease, background .3s ease;
  will-change: transform;
}
.btn-primary {
  color: #fff;
  background: linear-gradient(120deg, var(--blue) 0%, var(--blue-2) 55%, var(--teal) 120%);
  box-shadow: 0 14px 34px -12px rgba(26, 82, 118, 0.55);
}
.btn-primary:hover { box-shadow: 0 20px 44px -12px rgba(23, 165, 137, 0.5); }
.btn-ghost {
  color: var(--blue); border: 1.5px solid var(--line); background: rgba(255,255,255,0.5);
}
.btn-ghost:hover { border-color: var(--blue-2); background: #fff; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 168px 24px 40px; overflow: hidden; }
.hero-mesh, .cta-mesh {
  position: absolute; inset: -20%; z-index: 0; pointer-events: none;
  background:
    radial-gradient(at 18% 25%, rgba(46, 134, 193, 0.38) 0%, transparent 52%),
    radial-gradient(at 82% 18%, rgba(23, 165, 137, 0.32) 0%, transparent 50%),
    radial-gradient(at 55% 95%, rgba(26, 82, 118, 0.28) 0%, transparent 55%);
  filter: blur(70px) saturate(140%);
  animation: meshDrift 28s ease-in-out infinite;
}
@keyframes meshDrift {
  0%, 100% { transform: translate3d(0,0,0) scale(1); }
  50%      { transform: translate3d(2%, -3%, 0) scale(1.12); }
}
.hero-inner { position: relative; z-index: 1; max-width: 1160px; margin: 0 auto; text-align: center; }
.kicker {
  font-family: var(--font-d); font-weight: 700; font-size: .78rem;
  letter-spacing: .22em; text-transform: uppercase; color: var(--teal);
  margin-bottom: 18px;
}
.hero-title {
  font-size: clamp(2.3rem, 5.4vw, 4.2rem); font-weight: 800; color: var(--blue);
  max-width: 19ch; margin: 0 auto 22px;
}
.hero-title em { font-style: normal; background: linear-gradient(100deg, var(--blue-2), var(--teal)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { font-size: clamp(1.02rem, 1.6vw, 1.22rem); color: var(--ink-soft); max-width: 58ch; margin: 0 auto 32px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 64px; }

.hero-visual { position: relative; max-width: 940px; margin: 0 auto; padding-bottom: 40px; }
.float-slow { animation: floatY 7s ease-in-out infinite; }
.float-fast { animation: floatY 5.5s ease-in-out .8s infinite; }
@keyframes floatY { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }

/* ---------- Marcos de dispositivo ---------- */
.browser-frame {
  border-radius: 16px; overflow: hidden;
  background: #fff;
  border: 1px solid rgba(255,255,255,0.7);
  box-shadow: var(--shadow-lg);
}
.browser-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 14px; background: linear-gradient(180deg, #f6f9fb, #eef3f7);
  border-bottom: 1px solid var(--line);
}
.browser-bar span { width: 10px; height: 10px; border-radius: 50%; background: #d6dee5; }
.browser-bar span:nth-child(1) { background: #ffb4a9; }
.browser-bar span:nth-child(2) { background: #ffd9a0; }
.browser-bar span:nth-child(3) { background: #a8dcc3; }
.browser-bar em { font-style: normal; font-size: .72rem; color: var(--ink-mute); margin: 0 auto; letter-spacing: .04em; }
.phone-frame {
  width: 220px; border-radius: 34px; overflow: hidden;
  border: 6px solid #10314a;
  background: #10314a;
  box-shadow: var(--shadow-lg);
}
.phone-frame img { border-radius: 26px; }
.phone-frame figcaption { color: var(--ink-soft); font-size: .86rem; text-align: center; padding: 10px 6px 12px; background: #fff; }
.phone-hero {
  position: absolute; right: -30px; bottom: 0; width: 200px;
  transform: rotate(4deg);
}
.phone-hero img { border-radius: 24px; }

/* ---------- Cinta de stats ---------- */
.strip { padding: 40px 24px; }
.strip-inner {
  max-width: 1160px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
  padding: 28px 24px; border-radius: var(--radius);
  background: linear-gradient(120deg, var(--blue) 0%, #1d6390 55%, #14806e 120%);
  color: #fff;
}
.stat { text-align: center; padding: 6px 10px; }
.stat strong { display: block; font-family: var(--font-d); font-weight: 800; font-size: clamp(1.7rem, 3vw, 2.4rem); }
.stat span { font-size: .85rem; opacity: .82; }

/* ---------- Secciones ---------- */
.section { padding: 96px 24px; max-width: 1160px; margin: 0 auto; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); font-weight: 800; color: var(--blue); }
.section-sub { color: var(--ink-soft); margin-top: 16px; }

/* ---------- Glass cards ---------- */
.glass-card {
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(255,255,255,0.65);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: 0 18px 44px -22px rgba(15,42,60,0.22);
  transition: transform .35s cubic-bezier(.2,.7,.2,1), box-shadow .35s ease;
}
@supports (backdrop-filter: blur(20px)) {
  .glass-card { background: var(--glass); backdrop-filter: blur(20px) saturate(180%); -webkit-backdrop-filter: blur(20px) saturate(180%); }
}
.glass-card:hover { transform: translateY(-6px); box-shadow: 0 30px 60px -24px rgba(26,82,118,0.35); }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cards h3 { font-size: 1.06rem; margin: 16px 0 10px; color: var(--blue); }
.cards p { font-size: .92rem; color: var(--ink-soft); }
.card-icon {
  width: 52px; height: 52px; border-radius: 16px;
  display: grid; place-items: center;
}
.card-icon svg { width: 26px; height: 26px; }
.icon-blue { background: rgba(46,134,193,0.14); color: var(--blue-2); }
.icon-teal { background: rgba(23,165,137,0.14); color: var(--teal); }

/* ---------- Split panel web ---------- */
.split { display: grid; grid-template-columns: 1.15fr 1fr; gap: 56px; align-items: center; }
.split-media { position: relative; }
.split-media .browser-frame:first-child { position: relative; z-index: 2; }
.browser-back { position: absolute; top: -36px; right: -28px; width: 78%; z-index: 1; opacity: .85; transform: rotate(2deg); }
.split-copy h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 800; color: var(--blue); margin: 0 0 22px; }
.checklist { list-style: none; margin: 0 0 30px; }
.checklist li { position: relative; padding: 9px 0 9px 36px; color: var(--ink-soft); }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: 13px;
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(23,165,137,0.16) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m6 12.5 4 4L18 8' fill='none' stroke='%2317A589' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat;
}

/* ---------- App móvil ---------- */
.movil .section-head { margin-bottom: 64px; }
.phones { display: flex; justify-content: center; align-items: flex-start; gap: 36px; flex-wrap: wrap; }
.phones .phone-frame { width: 240px; }
.phone-mid { transform: translateY(-24px) scale(1.06); }

/* ---------- Pasos ---------- */
.steps { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: step; }
.steps h3 { font-size: 1.1rem; color: var(--blue); margin: 14px 0 10px; }
.steps p { font-size: .93rem; color: var(--ink-soft); }
.step-num {
  font-family: var(--font-d); font-weight: 800; font-size: 2rem;
  background: linear-gradient(120deg, var(--blue-2), var(--teal));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- FAQ ---------- */
.faq { max-width: 760px; margin: 0 auto; display: grid; gap: 14px; }
.faq details { padding: 0; overflow: hidden; }
.faq summary {
  cursor: pointer; list-style: none; position: relative;
  padding: 22px 56px 22px 26px;
  font-family: var(--font-d); font-weight: 700; font-size: 1rem; color: var(--blue);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 24px; top: 50%; transform: translateY(-50%);
  font-size: 1.5rem; font-weight: 400; color: var(--teal); transition: transform .3s ease;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 26px 24px; color: var(--ink-soft); font-size: .95rem; }

/* ---------- CTA ---------- */
.cta { position: relative; padding: 80px 24px 110px; overflow: hidden; }
.cta-inner {
  position: relative; z-index: 1;
  max-width: 760px; margin: 0 auto; text-align: center;
  padding: 60px 40px;
}
.cta-logo { width: 92px; margin: 0 auto 26px; }
.cta-inner h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); font-weight: 800; color: var(--blue); margin-bottom: 16px; }
.cta-inner p { color: var(--ink-soft); max-width: 48ch; margin: 0 auto 30px; }
.cta-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }
.cta-note { font-size: .82rem; color: var(--ink-mute); margin-top: 20px !important; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 56px 24px 28px; background: var(--bg-soft); }
.footer-inner {
  max-width: 1160px; margin: 0 auto 36px;
  display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap;
}
.footer-brand { max-width: 380px; }
.footer-brand img { width: 64px; margin-bottom: 14px; }
.footer-brand p { font-size: .9rem; color: var(--ink-soft); }
.footer-tag { font-family: var(--font-d); font-weight: 700; color: var(--teal) !important; margin-top: 8px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: .92rem; color: var(--ink-soft); }
.footer-links a:hover { color: var(--blue-2); }
.footer-copy { text-align: center; font-size: .8rem; color: var(--ink-mute); padding-top: 24px; border-top: 1px solid var(--line); max-width: 1160px; margin: 0 auto; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .browser-back { display: none; }
  .steps { grid-template-columns: 1fr; }
  .strip-inner { grid-template-columns: repeat(2, 1fr); }
  .phone-hero { display: none; }
}
@media (max-width: 900px) {
  .nav-links {
    position: absolute; top: calc(100% + 10px); left: 0; right: 0;
    flex-direction: column; padding: 16px;
    background: rgba(255,255,255,0.95); border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.6);
    box-shadow: 0 20px 50px -20px rgba(15,42,60,0.3);
    opacity: 0; pointer-events: none; transform: translateY(-8px);
    transition: opacity .3s ease, transform .3s ease;
  }
  @supports (backdrop-filter: blur(18px)) {
    .nav-links { backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
  }
  .nav.menu-open .nav-links { opacity: 1; pointer-events: auto; transform: none; }
  .nav-cta { display: none; }
  .nav-burger { display: block; }
  .hero { padding-top: 128px; }
  .cards { grid-template-columns: 1fr; }
  .phones .phone-frame { width: 200px; }
  .phone-mid { transform: none; }
  .cta-inner { padding: 44px 24px; }
}