/* TU SYSTEM — Landing comercial */
.landing { background: var(--navy); color: #e8eeff; }
.landing h2 { font-size: clamp(1.5rem, 3.4vw, 2.3rem); text-align: center; margin-bottom: 8px; }
.landing .sub { text-align: center; color: #9fb2e6; max-width: 640px; margin: 0 auto 28px; }
.landing section { padding: 64px max(16px, calc((100vw - 1180px) / 2)); }
.btn.ghost-w { background: transparent; color: #fff; border-color: rgba(255,255,255,.3); }
.btn.ghost-w:hover { background: rgba(255,255,255,.08); }
.lnav { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 18px; padding: 12px max(16px, calc((100vw - 1180px) / 2)); background: rgba(7,17,43,.85); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(255,255,255,.06); }
.lbrand { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 1.2rem; }
.lbrand:hover { text-decoration: none; }
.lbrand img { width: 38px; height: 38px; border-radius: 10px; }
.lbrand span, .lfoot span { color: var(--red); }
.lnav-links { display: flex; gap: 18px; margin-left: auto; }
.lnav-links a { color: #cfd9f5; font-weight: 600; }
.lnav-cta { display: flex; gap: 8px; }
.hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; background: radial-gradient(900px 500px at 0% 0%, rgba(11,92,255,.35), transparent 60%), radial-gradient(700px 500px at 100% 100%, rgba(227,18,45,.3), transparent 60%); }
.pill { display: inline-block; padding: 6px 12px; border-radius: 99px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); font-size: .85rem; font-weight: 600; margin-bottom: 16px; }
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); line-height: 1.05; letter-spacing: -.02em; color: #fff; }
.hero h1 span { background: linear-gradient(90deg, #ff4b63, #ff8a3d); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { font-size: 1.15rem; color: #c5d2f3; max-width: 560px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0; }
.hero-points { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 20px; color: #9fb2e6; font-weight: 600; }
.hero-img img { width: 100%; border-radius: 28px; box-shadow: 0 30px 80px rgba(0,0,0,.5), 0 0 0 1px rgba(255,255,255,.08); }
.pos-mock { display: grid; grid-template-columns: 1.5fr 1fr; gap: 0; max-width: 900px; margin: 0 auto; background: #0c1735; border-radius: 22px; overflow: hidden; border: 1px solid #1d2d5a; box-shadow: 0 30px 80px rgba(0,0,0,.4); }
.pm-left { padding: 16px; } .pm-right { background: #fff; color: #0e1830; padding: 16px; display: flex; flex-direction: column; gap: 8px; }
.pm-search { background: #101e44; border-radius: 12px; padding: 12px; color: #93a2c4; margin-bottom: 12px; }
.pm-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.pm-prod { background: #101e44; border-radius: 12px; padding: 8px; display: flex; flex-direction: column; font-size: .8rem; }
.pm-prod i { display: block; aspect-ratio: 4/3; border-radius: 8px; background: linear-gradient(135deg, #1b3fa8, #0b5cff); margin-bottom: 6px; }
.pm-prod span { color: #6ea1ff; font-weight: 800; }
.pm-line { display: flex; justify-content: space-between; border-bottom: 1px solid #e1e7f0; padding: 6px 0; font-size: .9rem; }
.pm-total { display: flex; justify-content: space-between; font-size: 1.3rem; font-weight: 800; margin-top: auto; }
.pm-pay { background: var(--red); color: #fff; text-align: center; padding: 14px; border-radius: 12px; font-weight: 800; letter-spacing: .05em; }
.benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.bcard, .mcard, .rcard, .pcard { background: #0c1735; border: 1px solid #1d2d5a; border-radius: 18px; padding: 20px; }
.bcard span { font-size: 1.8rem; } .bcard h3 { margin: 10px 0 6px; color: #fff; } .bcard p, .mcard p { color: #9fb2e6; margin: 0; }
.rgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.rcard { display: flex; flex-direction: column; gap: 4px; } .rcard b { color: #fff; } .rcard small { color: #93a2c4; }
.mgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 24px; }
.mcard i { display: block; width: 44px; height: 44px; border-radius: 12px; margin-bottom: 12px; }
.mcard h3 { color: #fff; margin-bottom: 6px; }
.mobile { display: grid; grid-template-columns: 1.3fr .7fr; gap: 40px; align-items: center; }
.mobile h2 { text-align: left; } .mobile p { color: #c5d2f3; }
.phone { width: 260px; height: 520px; border-radius: 40px; background: #000; padding: 12px; margin: 0 auto; box-shadow: 0 30px 80px rgba(0,0,0,.5); }
.phone-in { background: linear-gradient(180deg, #0c1735, #132552); height: 100%; border-radius: 30px; padding: 26px 18px; display: flex; flex-direction: column; gap: 14px; }
.ph-top { color: #93a2c4; font-weight: 600; } .ph-big { font-size: 1.6rem; font-weight: 800; color: #fff; }
.ph-bars { display: flex; align-items: flex-end; gap: 6px; height: 140px; } .ph-bars i { flex: 1; background: linear-gradient(180deg, #3b82ff, #0b5cff); border-radius: 6px 6px 2px 2px; }
.ph-btn { margin-top: auto; background: var(--red); color: #fff; text-align: center; padding: 14px; border-radius: 14px; font-weight: 800; }
.pgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; align-items: stretch; }
.pcard { display: flex; flex-direction: column; gap: 8px; position: relative; }
.pcard.feat { border-color: var(--red); box-shadow: 0 20px 50px rgba(227,18,45,.25); }
.ptag { position: absolute; top: -12px; left: 20px; background: var(--red); color: #fff; padding: 3px 12px; border-radius: 99px; font-size: .78rem; font-weight: 800; }
.pcard h3 { color: #fff; font-size: 1.3rem; margin: 0; } .pdesc { color: #93a2c4; margin: 0; }
.price { font-size: 2rem; font-weight: 800; color: #fff; } .price small { font-size: .9rem; color: #93a2c4; }
.pcard ul { list-style: none; padding: 0; margin: 8px 0 16px; color: #c5d2f3; display: grid; gap: 6px; flex: 1; }
.trial, .contact { text-align: center; background: linear-gradient(135deg, #0b3bd6, #7a0a1d); }
.trial p, .contact p { color: #e1e8ff; }
.faq { max-width: 860px; margin: 0 auto; }
.faq details { background: #0c1735; border: 1px solid #1d2d5a; border-radius: 14px; padding: 14px 18px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 700; color: #fff; } .faq p { color: #c5d2f3; margin: 10px 0 0; }
.contact { background: #0c1735; }
.lfoot { padding: 28px 16px 80px; text-align: center; color: #93a2c4; display: grid; gap: 8px; border-top: 1px solid #1d2d5a; }
.lfoot a { color: #cfd9f5; }
.wa-float { position: fixed; right: 18px; bottom: 18px; width: 58px; height: 58px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 10px 30px rgba(0,0,0,.35); z-index: 40; }
.wa-float svg { width: 30px; height: 30px; }
@media (max-width: 900px) {
  .hero, .mobile { grid-template-columns: 1fr; } .hero-img { order: -1; max-width: 420px; margin: 0 auto; }
  .benefits, .pgrid { grid-template-columns: 1fr; } .rgrid, .mgrid { grid-template-columns: repeat(2, 1fr); }
  .lnav-links { display: none; } .lnav-cta { margin-left: auto; } .lnav-cta .ghost-w { display: none; }
  .pos-mock { grid-template-columns: 1fr; } .landing section { padding-top: 44px; padding-bottom: 44px; }
  .mobile h2 { text-align: center; }
}
@media (max-width: 480px) { .rgrid, .mgrid { grid-template-columns: 1fr; } .pm-grid { grid-template-columns: repeat(2, 1fr); } .hero-cta .btn { width: 100%; } }