/* =========================================================================
   Wall-E360 — Sitio de marketing · estilos
   ========================================================================= */

/* ----------  Tokens  ---------- */
:root {
  --violet: #7c6cff;
  --violet-600: #6d5efc;
  --violet-700: #5b4de0;
  --cyan: #22d3ee;
  --pink: #f472b6;
  --grad: linear-gradient(135deg, #7c6cff 0%, #22d3ee 100%);
  --grad-soft: linear-gradient(135deg, rgba(124,108,255,.14), rgba(34,211,238,.14));

  --ink: #0b0d17;
  --ink-2: #141826;
  --navy: #0b0d17;
  --text: #1a1f2e;
  --muted: #5b6478;
  --muted-2: #8a93a6;
  --line: #e7e9f2;
  --surface: #ffffff;
  --surface-2: #f6f7fb;

  --radius: 18px;
  --radius-sm: 12px;
  --shadow-sm: 0 1px 2px rgba(16,20,40,.05), 0 6px 20px rgba(16,20,40,.06);
  --shadow-md: 0 10px 40px rgba(23,20,70,.12);
  --shadow-glow: 0 20px 70px rgba(124,108,255,.35);

  --maxw: 1180px;
  --font-h: "Space Grotesk", system-ui, sans-serif;
  --font-b: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

/* ----------  Reset  ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-b);
  color: var(--text);
  background: var(--surface);
  line-height: 1.6;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

/* ----------  Layout helpers  ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.section { padding: 96px 0; }
.center { text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-h); font-weight: 600; font-size: .8rem;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--violet-600);
  background: var(--grad-soft);
  padding: 7px 14px; border-radius: 100px;
}
.h1 { font-family: var(--font-h); font-weight: 700; font-size: clamp(2.3rem, 6vw, 4rem); line-height: 1.05; letter-spacing: -.02em; }
.h2 { font-family: var(--font-h); font-weight: 700; font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.12; letter-spacing: -.02em; }
.h3 { font-family: var(--font-h); font-weight: 600; font-size: 1.25rem; letter-spacing: -.01em; }
.lead { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--muted); max-width: 620px; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-2 { margin-top: 14px; } .mt-4 { margin-top: 28px; } .mt-6 { margin-top: 44px; }

/* ----------  Buttons  ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-h); font-weight: 600; font-size: .98rem;
  padding: 14px 24px; border-radius: 100px;
  transition: transform .18s ease, box-shadow .25s ease, background .2s ease;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 30px rgba(124,108,255,.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(124,108,255,.5); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.18); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: rgba(255,255,255,.16); transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--ink); box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.btn-light:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-wa { background: #25d366; color: #fff; box-shadow: 0 10px 26px rgba(37,211,102,.35); }
.btn-wa:hover { background: #1fbe5b; transform: translateY(-2px); box-shadow: 0 16px 36px rgba(37,211,102,.45); }
.btn-lg { padding: 16px 30px; font-size: 1.05rem; }

/* ----------  Header / Nav  ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255,255,255,.72);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, background .3s ease;
}
.site-header.scrolled { border-color: var(--line); box-shadow: 0 4px 24px rgba(16,20,40,.05); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--font-h); font-weight: 700; font-size: 1.22rem; letter-spacing: -.01em; }
.brand .logo { width: 38px; height: 38px; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { font-weight: 500; font-size: .96rem; color: var(--muted); transition: color .18s; position: relative; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: 12px; align-items: center; justify-content: center; }
.nav-toggle span { width: 20px; height: 2px; background: var(--ink); position: relative; transition: .25s; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; width: 20px; height: 2px; background: var(--ink); transition: .25s; }
.nav-toggle span::before { top: -6px; } .nav-toggle span::after { top: 6px; }

/* ----------  Hero  ---------- */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(1200px 600px at 75% -10%, rgba(124,108,255,.28), transparent 60%),
              radial-gradient(900px 500px at 10% 10%, rgba(34,211,238,.20), transparent 55%),
              var(--navy);
  color: #fff; padding: 88px 0 96px;
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(700px 500px at 50% 0%, #000, transparent 75%);
}
.hero .wrap { position: relative; z-index: 2; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero-copy, .hero-visual { min-width: 0; }
.mock { max-width: 100%; }
.mock-main, .mock-kpis, .mock-kpi { min-width: 0; }
.mock-kpi b { overflow: hidden; text-overflow: ellipsis; }
.hero h1 { color: #fff; }
.hero .lead { color: rgba(255,255,255,.78); max-width: 540px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.hero-badge { display: inline-flex; align-items: center; gap: 7px; font-size: .84rem; color: rgba(255,255,255,.85); background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12); padding: 8px 14px; border-radius: 100px; }
.hero-badge svg { width: 15px; height: 15px; color: var(--cyan); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

/* Hero mockup */
.mock {
  position: relative; border-radius: 20px; overflow: hidden;
  background: linear-gradient(160deg, #171b2e, #0e1120);
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: var(--shadow-glow);
  transform: perspective(1400px) rotateY(-9deg) rotateX(4deg);
}
.mock-bar { display: flex; align-items: center; gap: 7px; padding: 13px 16px; background: rgba(255,255,255,.04); border-bottom: 1px solid rgba(255,255,255,.07); }
.mock-bar i { width: 11px; height: 11px; border-radius: 50%; display: block; }
.mock-bar i:nth-child(1){ background:#ff5f57 } .mock-bar i:nth-child(2){ background:#febc2e } .mock-bar i:nth-child(3){ background:#28c840 }
.mock-bar .url { margin-left: 12px; font-size: .74rem; color: rgba(255,255,255,.4); font-family: var(--font-b); }
.mock-body { padding: 18px; display: grid; grid-template-columns: 88px 1fr; gap: 16px; }
.mock-side { display: flex; flex-direction: column; gap: 10px; }
.mock-side span { height: 9px; border-radius: 5px; background: rgba(255,255,255,.09); }
.mock-side span:first-child { background: var(--grad); width: 70%; }
.mock-main { display: flex; flex-direction: column; gap: 14px; }
.mock-kpis { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
.mock-kpi { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.07); border-radius: 12px; padding: 13px; }
.mock-kpi b { display: block; font-family: var(--font-h); font-size: 1.15rem; color: #fff; }
.mock-kpi small { color: rgba(255,255,255,.45); font-size: .68rem; }
.mock-kpi.k1 b { color: var(--cyan) } .mock-kpi.k2 b { color: var(--violet) } .mock-kpi.k3 b { color: var(--pink) }
.mock-chart { height: 118px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.07); border-radius: 12px; display: flex; align-items: flex-end; gap: 8px; padding: 14px; }
.mock-chart span { flex: 1; border-radius: 5px 5px 0 0; background: var(--grad); opacity: .85; animation: rise 1.1s cubic-bezier(.2,.8,.2,1) backwards; }
@keyframes rise { from { height: 0 !important; opacity: 0 } }
.mock-rows { display: flex; flex-direction: column; gap: 9px; }
.mock-rows span { height: 10px; border-radius: 5px; background: rgba(255,255,255,.07); }
.mock-rows span:nth-child(2){ width: 82% } .mock-rows span:nth-child(3){ width: 64% }

.float-card {
  position: absolute; background: rgba(20,24,40,.9); border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px; padding: 12px 15px; display: flex; align-items: center; gap: 11px;
  box-shadow: 0 16px 40px rgba(0,0,0,.4); backdrop-filter: blur(8px);
  font-size: .82rem; color: #fff; animation: floaty 4s ease-in-out infinite;
}
.float-card .ic { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--grad); }
.float-card .ic svg { width: 18px; height: 18px; color: #fff; }
.float-card b { font-family: var(--font-h); }
.float-card small { color: rgba(255,255,255,.55); display: block; font-size: .72rem; }
.float-1 { top: -22px; right: -18px; animation-delay: .2s; }
.float-2 { bottom: -20px; left: -26px; animation-delay: 1.4s; }
@keyframes floaty { 0%,100% { transform: translateY(0) } 50% { transform: translateY(-10px) } }

/* ----------  Marquee industrias  ---------- */
.marquee { padding: 30px 0; border-top: 1px solid rgba(255,255,255,.08); border-bottom: 1px solid rgba(255,255,255,.08); background: var(--navy); overflow: hidden; }
.marquee-label { text-align: center; color: rgba(255,255,255,.5); font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 18px; font-family: var(--font-h); }
.marquee-track { display: flex; gap: 14px; width: max-content; animation: scroll 32s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.chip { white-space: nowrap; font-size: .92rem; color: rgba(255,255,255,.82); background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); padding: 9px 18px; border-radius: 100px; }
@keyframes scroll { to { transform: translateX(-50%) } }

/* ----------  Stats  ---------- */
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.stat { text-align: center; padding: 30px 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.stat b { font-family: var(--font-h); font-size: clamp(1.9rem,4vw,2.6rem); font-weight: 700; display: block; }
.stat span { color: var(--muted); font-size: .95rem; }

/* ----------  Sections shared  ---------- */
.section-head { max-width: 700px; margin: 0 auto 56px; text-align: center; }
.section-head .lead { margin: 14px auto 0; }
.tint { background: var(--surface-2); }

/* ----------  Problem / Solution  ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.panel { border-radius: var(--radius); padding: 34px; border: 1px solid var(--line); }
.panel.pain { background: #fff5f5; border-color: #fee2e2; }
.panel.gain { background: linear-gradient(160deg, #f2f0ff, #eafcff); border-color: #e3ddff; }
.panel h3 { margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.panel .item { display: flex; gap: 12px; align-items: flex-start; padding: 11px 0; border-top: 1px solid rgba(0,0,0,.05); }
.panel .item:first-of-type { border-top: none; }
.panel .item svg { width: 21px; height: 21px; flex-shrink: 0; margin-top: 1px; }
.panel.pain svg { color: #ef4444; } .panel.gain svg { color: #10b981; }
.panel .item p { font-size: .98rem; color: var(--text); }

/* ----------  Nichos  ---------- */
.nichos { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.nicho {
  position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; box-shadow: var(--shadow-sm); overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.nicho:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.nicho::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--nc, var(--grad)); }
.nicho .ic { width: 54px; height: 54px; border-radius: 15px; display: grid; place-items: center; color: #fff; margin-bottom: 18px; }
.nicho .ic svg { width: 27px; height: 27px; }
.nicho .tag { font-size: .78rem; color: var(--muted-2); text-transform: uppercase; letter-spacing: .08em; font-weight: 600; }
.nicho h3 { margin: 4px 0 12px; }
.nicho p { color: var(--muted); font-size: .96rem; }
.nicho .mods { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 18px; }
.nicho .mods span { font-size: .78rem; color: var(--text); background: var(--surface-2); border: 1px solid var(--line); padding: 5px 11px; border-radius: 8px; }
.badge-live { position: absolute; top: 20px; right: 20px; display: inline-flex; align-items: center; gap: 6px; font-size: .72rem; font-weight: 600; color: #10b981; background: #ecfdf5; border: 1px solid #a7f3d0; padding: 4px 10px; border-radius: 100px; }
.badge-live i { width: 7px; height: 7px; border-radius: 50%; background: #10b981; animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100% { opacity: 1 } 50% { opacity: .3 } }

/* ----------  Roles / superficies  ---------- */
.roles-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.roles-grid .nicho { padding: 26px; }
.roles-grid .nicho .ic { width: 50px; height: 50px; border-radius: 14px; }

/* ----------  Features  ---------- */
.features { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.feature { padding: 28px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); transition: transform .2s, box-shadow .2s; }
.feature:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.feature .ic { width: 48px; height: 48px; border-radius: 13px; background: var(--grad-soft); display: grid; place-items: center; margin-bottom: 16px; }
.feature .ic svg { width: 24px; height: 24px; color: var(--violet-600); }
.feature h3 { font-size: 1.1rem; margin-bottom: 8px; }
.feature p { color: var(--muted); font-size: .94rem; }

/* ----------  Steps  ---------- */
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; counter-reset: step; }
.step { position: relative; padding: 28px 24px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.step::before { counter-increment: step; content: counter(step); font-family: var(--font-h); font-weight: 700; font-size: 1.1rem; width: 42px; height: 42px; border-radius: 12px; background: var(--grad); color: #fff; display: grid; place-items: center; margin-bottom: 16px; }
.step h3 { font-size: 1.08rem; margin-bottom: 7px; }
.step p { color: var(--muted); font-size: .93rem; }

/* ----------  Academia teaser  ---------- */
.academia-teaser { position: relative; border-radius: 26px; overflow: hidden; color: #fff; padding: 60px; background: radial-gradient(700px 400px at 80% 20%, rgba(124,108,255,.5), transparent 60%), var(--ink-2); }
.academia-teaser::after { content:""; position:absolute; inset:0; background-image: linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px); background-size: 40px 40px; mask-image: radial-gradient(500px 300px at 100% 0%,#000,transparent 70%); }
.academia-teaser .inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center; }
.academia-teaser h2 { color: #fff; }
.academia-teaser p { color: rgba(255,255,255,.78); margin-top: 14px; }
.play-stack { display: flex; flex-direction: column; gap: 14px; }
.play-row { display: flex; align-items: center; gap: 14px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: 14px; padding: 14px; transition: background .2s, transform .2s; }
.play-row:hover { background: rgba(255,255,255,.12); transform: translateX(4px); }
.play-row .pbtn { width: 42px; height: 42px; border-radius: 50%; background: var(--grad); display: grid; place-items: center; flex-shrink: 0; }
.play-row .pbtn svg { width: 18px; height: 18px; color: #fff; margin-left: 2px; }
.play-row b { font-size: .95rem; } .play-row small { color: rgba(255,255,255,.55); }

/* ----------  Academia page  ---------- */
.academia-hero { background: radial-gradient(900px 400px at 50% -20%, rgba(124,108,255,.3), transparent 60%), var(--navy); color: #fff; padding: 80px 0 70px; text-align: center; }
.academia-hero h1 { color: #fff; }
.academia-hero .lead { color: rgba(255,255,255,.78); margin: 16px auto 0; }
.filters { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin: 40px 0 8px; }
.filter { font-family: var(--font-h); font-weight: 600; font-size: .9rem; color: var(--muted); background: var(--surface); border: 1px solid var(--line); padding: 10px 18px; border-radius: 100px; transition: .2s; }
.filter:hover { color: var(--text); border-color: var(--violet); }
.filter.active { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(124,108,255,.3); }
.tut-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-top: 34px; }
.tut { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .22s, box-shadow .22s; }
.tut:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.tut .thumb { position: relative; aspect-ratio: 16/9; background: linear-gradient(150deg, #1a1e30, #0f1220); display: grid; place-items: center; overflow: hidden; }
.tut .thumb::after { content:""; position:absolute; inset:0; background-image: linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px); background-size: 28px 28px; opacity:.5; }
.tut .thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.tut .play { position: relative; z-index: 2; width: 58px; height: 58px; border-radius: 50%; background: rgba(255,255,255,.14); backdrop-filter: blur(4px); border: 1px solid rgba(255,255,255,.25); display: grid; place-items: center; transition: transform .2s, background .2s; }
.tut:hover .play { transform: scale(1.08); background: var(--grad); border-color: transparent; }
.tut .play svg { width: 22px; height: 22px; color: #fff; margin-left: 3px; }
.tut .soon { position: absolute; top: 12px; left: 12px; z-index: 3; font-size: .7rem; font-weight: 600; color: #fff; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.25); padding: 4px 10px; border-radius: 100px; }
.tut .dur { position: absolute; bottom: 12px; right: 12px; z-index: 3; font-size: .72rem; color: #fff; background: rgba(0,0,0,.6); padding: 3px 9px; border-radius: 7px; }
.tut .body { padding: 20px; }
.tut .meta { display: flex; align-items: center; gap: 10px; margin-bottom: 9px; }
.tut .lvl { font-size: .72rem; font-weight: 600; padding: 3px 9px; border-radius: 7px; }
.lvl.Básico { background: #ecfdf5; color: #059669; }
.lvl.Intermedio { background: #eff6ff; color: #2563eb; }
.lvl.Avanzado { background: #fef2f2; color: #dc2626; }
.tut h3 { font-size: 1.05rem; margin-bottom: 6px; }
.tut p { color: var(--muted); font-size: .9rem; }
.empty { grid-column: 1/-1; text-align: center; color: var(--muted); padding: 50px; }

/* ----------  CTA band  ---------- */
.cta-band { position: relative; overflow: hidden; border-radius: 28px; background: var(--grad); color: #fff; padding: 66px 40px; text-align: center; box-shadow: var(--shadow-glow); }
.cta-band::after { content:""; position:absolute; inset:0; background-image: radial-gradient(400px 200px at 20% 20%, rgba(255,255,255,.2), transparent 60%), radial-gradient(400px 200px at 80% 80%, rgba(255,255,255,.15), transparent 60%); }
.cta-band .inner { position: relative; z-index: 2; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,.9); max-width: 560px; margin: 14px auto 0; }
.cta-band .btn-wa { margin-top: 30px; }

/* ----------  Footer  ---------- */
.footer { background: var(--navy); color: rgba(255,255,255,.7); padding: 64px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; }
.footer .brand { color: #fff; margin-bottom: 14px; }
.footer p { font-size: .92rem; max-width: 300px; }
.footer h4 { color: #fff; font-family: var(--font-h); font-size: .95rem; margin-bottom: 14px; }
.footer li { margin-bottom: 9px; }
.footer a { font-size: .92rem; transition: color .18s; }
.footer a:hover { color: #fff; }
.footer-social { display: flex; gap: 12px; margin-top: 18px; }
.footer-social a { width: 40px; height: 40px; border-radius: 11px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); display: grid; place-items: center; }
.footer-social a:hover { background: var(--grad); border-color: transparent; }
.footer-social svg { width: 19px; height: 19px; }
.footer-bottom { margin-top: 46px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; align-items: center; font-size: .85rem; flex-wrap: wrap; gap: 12px; }

/* ----------  Floating WhatsApp  ---------- */
.wa-float { position: fixed; right: 22px; bottom: 22px; z-index: 90; width: 60px; height: 60px; border-radius: 50%; background: #25d366; display: grid; place-items: center; box-shadow: 0 12px 30px rgba(37,211,102,.45); transition: transform .2s; animation: floaty 3.5s ease-in-out infinite; }
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; color: #fff; }

/* ----------  Reveal on scroll  ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }

/* ----------  Responsive  ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 46px; }
  .hero-visual { max-width: 520px; margin: 0 auto; }
  .academia-teaser .inner { grid-template-columns: 1fr; gap: 28px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nichos, .features, .tut-grid, .roles-grid { grid-template-columns: repeat(2,1fr); }
  .steps { grid-template-columns: repeat(2,1fr); }
  .stats { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 920px) {
  .nav-links, .nav .desktop-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
    position: absolute; top: 72px; left: 0; right: 0; background: #fff;
    border-bottom: 1px solid var(--line); padding: 14px 22px 20px; box-shadow: var(--shadow-md);
  }
  .nav-links.open a { padding: 10px 0; width: 100%; border-bottom: 1px solid var(--line); }
  .float-card { display: none; }
  .mock { transform: none; }
}
@media (max-width: 760px) {
  .section { padding: 68px 0; }
  .split, .nichos, .features, .tut-grid, .steps, .roles-grid { grid-template-columns: 1fr; }
  .academia-teaser, .cta-band { padding: 40px 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 460px) {
  .stats, .footer-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
}