/* Estilo claro y minimalista (referencia: lead magnets de Arcadia). Fondo blanco, texto negro, acento verde oscuro. */
:root {
  --bg: #fafafa; --card: #ffffff; --soft: #f4f4f5; --line: #e7e7ea; --text: #0a0a0a; --muted: #6b6b76;
  --acc: #1f5c3a; --ok: #1f7a45; --hot: #b45309; --err: #c62828; --r: 18px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 12px 32px -12px rgba(0,0,0,.12);
}
* { box-sizing: border-box }
html { -webkit-text-size-adjust: 100% }
body { margin: 0; background: linear-gradient(180deg, #ffffff 0%, var(--bg) 40%) fixed, var(--bg); color: var(--text);
  font: 16px/1.55 Inter, system-ui, sans-serif; min-height: 100vh; padding-bottom: env(safe-area-inset-bottom) }
a { color: var(--acc) }
h1, h2, .hero { font-family: 'Inter Tight', Inter, sans-serif; letter-spacing: -.025em; line-height: 1.12; font-weight: 800 }
h1 { font-size: 28px; margin: 6px 0 8px }
h2 { font-size: 19px; margin: 28px 0 10px }
.wrap { max-width: 720px; margin: 0 auto; padding: 16px 16px 56px }
.wrap.narrow { max-width: 560px }
.wrap.wide { max-width: 1400px }
.landing { text-align: center; padding-top: calc(40px + env(safe-area-inset-top)) }
@media (min-width: 700px) { .landing { padding-top: 64px } }
.top { display: flex; justify-content: space-between; align-items: center; max-width: 720px; margin: 0 auto; padding: calc(14px + env(safe-area-inset-top)) 16px 6px }
.top form { margin: 0 }
.logo { color: var(--text); text-decoration: none; font: 800 15px 'Inter Tight', sans-serif; display: flex; align-items: center; gap: 8px; letter-spacing: -.01em }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--acc) }
.muted { color: var(--muted) }
.small { font-size: 13px }
.fine { color: var(--muted); font-size: 12px; text-align: center; margin: 16px 0 0 }
.eyebrow { display: inline-block; color: var(--acc); background: #eaf3ee; border: 1px solid #d3e6db; font-weight: 700; font-size: 12px;
  text-transform: uppercase; letter-spacing: .08em; margin: 0 0 14px; padding: 6px 14px; border-radius: 99px }
.hero { font-size: clamp(30px, 8vw, 44px); margin: 0 0 12px; font-weight: 900 }
.hl { color: var(--acc) }
.sub { font: 600 18px/1.35 'Inter Tight', Inter, sans-serif; color: #2b2b31; margin: 0 0 18px; letter-spacing: -.01em }
.lead { color: #3a3a42; font-size: 16px; margin: 0 0 14px }
.lead.box { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; box-shadow: var(--shadow) }
.checks { list-style: none; padding: 0; margin: 0 0 16px }
.checks li { padding-left: 30px; position: relative; margin: 9px 0; color: #2b2b31 }
.checks li::before { content: '✓'; position: absolute; left: 0; top: 2px; width: 20px; height: 20px; border-radius: 50%; background: #eaf3ee; color: var(--acc);
  font: 800 12px/20px Inter, sans-serif; text-align: center }
.checks li b { color: var(--text) }
.landing .checks { display: inline-block; text-align: left; margin: 2px auto 14px }
.instant { background: #f2f8f4; border: 1px solid #d3e6db; color: #1f5c3a; border-radius: 12px; padding: 10px 14px; font-size: 14px; margin: 0 0 14px }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; margin: 14px 0; display: block; color: var(--text);
  text-decoration: none; box-shadow: var(--shadow) }
.card h1 { margin-top: 0 }
.quiz { padding: 24px 18px; text-align: left }
.quiz h2 { margin: 4px 0 18px; font-size: 22px; text-align: center }
.quiz #step > .muted { text-align: center }
.bar { height: 4px; background: var(--soft); border-radius: 9px; overflow: hidden; margin-bottom: 16px }
.bar span { display: block; height: 100%; width: 0; background: var(--acc); transition: width .3s }
.opts { display: grid; gap: 10px }
.opt { display: flex; justify-content: space-between; align-items: center; gap: 12px; width: 100%; text-align: left; background: #fff; color: var(--text);
  border: 1px solid var(--line); border-radius: 18px; padding: 16px 18px; font: 500 16px Inter, sans-serif; cursor: pointer; transition: border-color .15s, box-shadow .15s }
.opt:hover, .opt:focus-visible { border-color: #b9b9c2; box-shadow: 0 6px 16px -10px rgba(0,0,0,.25); outline: none }
.opt span { color: #9a9aa3 }
.form { display: grid; gap: 14px; text-align: left }
label { display: grid; gap: 6px; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: #4a4a52 }
input, select { width: 100%; background: #fff; color: var(--text); border: 1px solid var(--line); border-radius: 14px; padding: 14px 15px; font: 16px Inter, sans-serif;
  text-transform: none; letter-spacing: normal }
input:focus, select:focus { outline: 2px solid var(--acc); border-color: transparent }
.phone { display: grid; grid-template-columns: minmax(110px, 40%) 1fr; gap: 8px }
.btn { display: inline-block; background: var(--acc); color: #fff; border: 0; border-radius: 999px; padding: 14px 22px;
  font: 700 16px Inter, sans-serif; cursor: pointer; text-decoration: none; text-align: center; margin-top: 8px }
.btn:hover { filter: brightness(1.1) }
.btn.big { width: 100%; padding: 17px; font-size: 17px }
.btn.small { padding: 10px 16px; font-size: 14px; margin: 0; white-space: nowrap }
.btn.ghost { background: transparent; border: 1px solid var(--ok); color: var(--ok) }
.btn.line { background: #fff; border: 1px solid var(--line); color: var(--text) }
.btn:disabled { opacity: .6 }
.start { width: 100%; padding: 18px; font-size: 18px; margin: 4px 0 6px; box-shadow: 0 14px 30px -14px rgba(31,92,58,.7) }
form.card .btn { width: 100% }
form.card input { margin-top: 10px }
.link { background: none; border: 0; color: var(--muted); cursor: pointer; padding: 10px 0 0; font: inherit; display: block; margin: 0 auto }
.error { color: var(--err); margin: 0 }
.tip { animation: up .25s ease; text-align: left }
.tip-tag { color: var(--acc); font: 700 12px Inter, sans-serif; text-transform: uppercase; letter-spacing: .08em; margin: 0 0 10px }
.tip p:not(.tip-tag) { font-size: 17px; line-height: 1.6; margin: 0 0 8px; color: #2b2b31 }
@keyframes up { from { opacity: 0; transform: translateY(8px) } to { opacity: 1; transform: none } }

/* inicio / plan / clase */
.today { position: relative; padding: 22px 72px 22px 20px; border-color: #d3e6db; background: linear-gradient(135deg, #f2f8f4, #fff) }
.today strong { display: block; font: 800 20px/1.25 'Inter Tight', sans-serif; margin: 8px 0 4px; letter-spacing: -.015em }
.today .play { position: absolute; right: 18px; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border-radius: 50%;
  background: var(--acc); display: grid; place-items: center; font-size: 15px; color: #fff }
.today.done { padding-right: 20px }
.tag { display: inline-block; background: #eaf3ee; color: var(--acc); font: 700 12px Inter, sans-serif; padding: 4px 10px; border-radius: 99px; vertical-align: middle }
.plan strong { display: block; font: 800 16px 'Inter Tight', sans-serif; margin-bottom: 10px }
.budget { margin: 12px 0 0 }
.progress { height: 6px; background: var(--soft); border-radius: 9px; overflow: hidden; margin: 16px 0 4px }
.progress span { display: block; height: 100%; background: var(--acc) }
.push { display: flex; gap: 14px; align-items: center; justify-content: space-between }
.push p { margin: 4px 0 0; font-size: 14px }
.ios-share { display: inline-block; border: 1px solid var(--muted); border-radius: 4px; padding: 0 4px; font-size: 12px }
.mods { display: grid; gap: 8px }
.mod { display: flex; justify-content: space-between; gap: 10px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; color: var(--text); text-decoration: none }
.mod.ok span:first-child::before { content: '✓ '; color: var(--ok) }
.cta { border-color: #d3e6db; background: linear-gradient(135deg, #f2f8f4, #fff) }
.cta strong { font: 800 19px 'Inter Tight', sans-serif; letter-spacing: -.015em }
.cta .btn { background: #1faa59; color: #fff }
.other strong { display: block; font: 800 17px 'Inter Tight', sans-serif; margin-bottom: 4px }
.back { color: var(--muted); text-decoration: none; font-size: 14px; display: inline-block; margin: 6px 0 10px }
.module { margin-top: 26px }
.module h2 { margin-bottom: 4px }
.module > p { margin: 0 0 10px; font-size: 15px }
.lessons { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px }
.lessons a { display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 14px; color: var(--text); text-decoration: none }
.lessons a:hover { border-color: #b9b9c2 }
.lessons a > span:nth-child(2) { flex: 1 }
.check { width: 20px; height: 20px; border-radius: 50%; border: 2px solid #d4d4d8; flex: none }
.lessons li.ok .check { background: var(--ok); border-color: var(--ok); box-shadow: inset 0 0 0 3px #fff }
.video { position: relative; aspect-ratio: 16 / 9; background: #000; border-radius: var(--r); overflow: hidden; margin: 6px 0 16px; box-shadow: var(--shadow) }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0 }
.lesson-title { font-size: 24px }
.note { background: #f2f8f4; border-left: 3px solid var(--acc); padding: 10px 14px; border-radius: 8px }
.links { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 }
.chip { background: #fff; border: 1px solid var(--line); border-radius: 99px; padding: 8px 14px; color: var(--text); text-decoration: none; font-size: 14px }
.chip.on { border-color: var(--acc); background: #eaf3ee; color: var(--acc) }
.chip b { margin-left: 4px }
.pn { display: flex; justify-content: space-between; margin-top: 22px }
.pn a { color: var(--muted); text-decoration: none }

/* panel */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin: 10px 0 16px }
.stats div { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 14px; box-shadow: var(--shadow) }
.stats b { display: block; font: 900 28px 'Inter Tight', sans-serif }
.stats span { color: var(--muted); font-size: 13px }
.grp { margin-top: 28px } .grp.alta { color: var(--hot) }
.leads { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 12px }
.lcard { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px; display: grid; gap: 12px; box-shadow: var(--shadow) }
.lcard.alta { border-color: #f3c98b; background: linear-gradient(160deg, #fff8ec 0%, #fff 55%) }
.lcard.done { opacity: .5 }
.lcard header { display: flex; justify-content: space-between; gap: 10px; align-items: flex-start }
.lcard header strong { display: block; font: 800 17px 'Inter Tight', sans-serif }
.badge { font: 700 12px Inter, sans-serif; padding: 4px 10px; border-radius: 99px; white-space: nowrap }
.badge.alta { background: #fdecd3; color: var(--hot) } .badge.media { background: #e8f0fe; color: #1d4ed8 } .badge.baja { background: var(--soft); color: var(--muted) }
.lcard dl { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 14px; margin: 0 }
.lcard dt { color: var(--muted); font-size: 12px } .lcard dd { margin: 0; font-size: 14px }
.lcard footer { display: flex; flex-wrap: wrap; gap: 8px; align-items: center }
.lcard footer form { margin: 0 } .lcard footer .muted { flex-basis: 100% }
.btn.wa { background: #1faa59; color: #fff }

[hidden] { display: none !important }
@media (min-width: 700px) { h1 { font-size: 32px } .wrap { padding-top: 24px } }
.mockup { display: block; margin: 4px -16px 14px }
.mockup img { width: 100%; height: auto; display: block }
@media (min-width: 600px) { .mockup { margin: 4px -60px 18px } }