:root {
  --bg: #f6f7f4;
  --surface: #ffffff;
  --ink: #15202b;
  --muted: #5b6672;
  --line: #e2e6e3;
  --brand: #1b3a6b;
  --brand-ink: #142d55;
  --brand-soft: #e8eef8;
  --warn: #b45309;
  --warn-soft: #fff4e5;
  --danger: #b42318;
  --danger-soft: #fdecea;
  --ok: #15803d;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(21, 32, 43, .06), 0 8px 24px -12px rgba(21, 32, 43, .18);
  --max: 1040px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--brand-ink); }
img { max-width: 100%; display: block; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 720px; }

/* header */
.top { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 800; letter-spacing: -.01em; font-size: 18px; }
.logo .mark { width: 34px; height: 34px; border-radius: 9px; background: var(--brand); color: #fff; display: grid; place-items: center; font-weight: 900; font-size: 16px; }
.top nav a { margin-left: 18px; text-decoration: none; color: var(--muted); font-size: 15px; }
.top nav a:hover { color: var(--ink); }
.top nav a.btn, .top nav a.btn:hover { color: #fff; }
@media (max-width: 640px) { .top nav a:not(.btn) { display: none; } }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 0; cursor: pointer; text-decoration: none;
  background: var(--brand); color: #fff; font-weight: 700; font-size: 16px; padding: 14px 22px; border-radius: 12px; transition: transform .05s ease, background .15s ease; }
.btn:hover { background: var(--brand-ink); }
.btn:active { transform: translateY(1px); }
.btn.big { font-size: 18px; padding: 17px 26px; width: 100%; }
.btn.ghost { background: transparent; color: var(--brand-ink); border: 1.5px solid var(--brand); }
.btn.ghost:hover { background: var(--brand-soft); }
.btn.quiet { background: #eef1ee; color: var(--ink); }
.btn.quiet:hover { background: #e3e7e3; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* hero */
.hero { padding: 36px 0 24px; }
.hero h1 { font-size: clamp(30px, 5.2vw, 48px); line-height: 1.08; letter-spacing: -.02em; margin: 0 0 14px; }
.hero p.lead { font-size: 18px; color: var(--muted); margin: 0 0 22px; max-width: 580px; }
.hero .cta-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.hero .cta-row small { color: var(--muted); }
.pill { display: inline-flex; align-items: center; gap: 8px; background: var(--brand-soft); color: var(--brand-ink); font-weight: 700; font-size: 13px; padding: 6px 12px; border-radius: 999px; margin-bottom: 16px; }

/* cards & grid */
.grid { display: grid; gap: 16px; }
@media (min-width: 720px) { .grid.c3 { grid-template-columns: repeat(3, 1fr); } .grid.c2 { grid-template-columns: repeat(2, 1fr); } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }
.step-num { width: 30px; height: 30px; border-radius: 50%; background: var(--ink); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 14px; margin-bottom: 12px; }
section { padding: 28px 0; }
h2 { font-size: clamp(24px, 3.6vw, 32px); letter-spacing: -.015em; margin: 0 0 18px; line-height: 1.15; }
.muted { color: var(--muted); }
.small { font-size: 14px; }

/* comparison */
.compare { display: grid; gap: 12px; }
@media (min-width: 720px) { .compare { grid-template-columns: 1fr 1fr; } }
.compare .card.good { border-color: #c5d2ea; background: linear-gradient(180deg, #ffffff, #f3f6fc); }
.compare ul { margin: 10px 0 0; padding-left: 18px; color: var(--ink); }
.compare li { margin: 6px 0; }
.price { font-size: 34px; font-weight: 900; letter-spacing: -.02em; }
.price small { font-size: 15px; font-weight: 600; color: var(--muted); }

/* sample document */
.doc-sample { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; font-family: Georgia, "Times New Roman", serif; font-size: 15px; line-height: 1.6; color: #222; position: relative; overflow: hidden; }
.doc-sample .fade { position: absolute; left: 0; right: 0; bottom: 0; height: 90px; background: linear-gradient(180deg, rgba(255,255,255,0), #fff); }
.doc-sample h4 { text-align: center; margin: 0 0 14px; font-size: 15px; letter-spacing: .04em; }
.doc-sample .h { font-weight: 700; margin-top: 14px; }

/* honesty box */
.honest { border-left: 4px solid var(--warn); background: var(--warn-soft); padding: 14px 16px; border-radius: 10px; }
.honest strong { color: var(--warn); }

/* faq */
details { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 700; }
details p { margin: 10px 0 0; color: var(--muted); }

/* footer */
footer { padding: 36px 0 48px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); margin-top: 24px; }
footer a { color: var(--muted); }
footer .links { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }

/* forms */
form .field { margin-bottom: 16px; }
label { display: block; font-weight: 700; font-size: 14px; margin-bottom: 6px; }
label .opt { font-weight: 500; color: var(--muted); }
input[type=text], input[type=email], input[type=tel], input[type=date], select, textarea {
  width: 100%; font: inherit; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 10px; background: #fff; color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand); outline-offset: 1px; border-color: var(--brand); }
textarea { min-height: 110px; resize: vertical; }
.row2 { display: grid; gap: 12px; } @media (min-width: 560px) { .row2 { grid-template-columns: 1fr 1fr; } }
.checks { display: grid; gap: 8px; }
.checks label { display: flex; align-items: flex-start; gap: 10px; font-weight: 500; padding: 10px 12px; border: 1.5px solid var(--line); border-radius: 10px; background: #fff; cursor: pointer; }
.checks input { margin-top: 3px; }
.radios { display: flex; gap: 8px; flex-wrap: wrap; }
.radios label { font-weight: 500; padding: 9px 12px; border: 1.5px solid var(--line); border-radius: 999px; background: #fff; cursor: pointer; display: inline-flex; gap: 8px; align-items: center; }
.radios input { margin: 0; }
.upload { border: 2px dashed #b9c2bd; border-radius: var(--radius); padding: 22px; text-align: center; background: #fff; cursor: pointer; }
.upload:hover { border-color: var(--brand); }
.upload { font-weight: 400; }
.upload .hint { font-weight: 400; }
.upload input { display: none; }
.thumbs { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }
.thumbs img { width: 84px; height: 84px; object-fit: cover; border-radius: 10px; border: 1px solid var(--line); }
.hint { font-size: 13px; color: var(--muted); margin-top: 6px; }
.error { background: var(--danger-soft); color: var(--danger); padding: 12px 14px; border-radius: 10px; font-weight: 600; }
.notice { background: var(--brand-soft); color: var(--brand-ink); padding: 12px 14px; border-radius: 10px; }

/* stepper */
.stepper { display: flex; gap: 6px; margin: 18px 0 22px; }
.stepper span { flex: 1; height: 6px; border-radius: 6px; background: var(--line); }
.stepper span.on { background: var(--brand); }

/* diagnosis */
.tag { display: inline-block; font-size: 12px; font-weight: 800; letter-spacing: .04em; padding: 4px 9px; border-radius: 6px; text-transform: uppercase; }
.tag.alta { background: #e3f6ea; color: var(--ok); }
.tag.media { background: var(--warn-soft); color: var(--warn); }
.tag.baixa { background: #eef0f2; color: var(--muted); }
.tese { padding: 14px 0; border-top: 1px solid var(--line); }
.tese:first-of-type { border-top: 0; }
.tese h4 { margin: 0 0 6px; font-size: 16px; }
.tese p { margin: 4px 0; color: var(--muted); font-size: 15px; }
.kv { display: grid; grid-template-columns: 140px 1fr; gap: 6px 12px; font-size: 15px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; }

/* pix */
.pixbox { text-align: center; }
.pixbox img { width: 240px; height: 240px; margin: 0 auto 12px; border: 1px solid var(--line); border-radius: 12px; }
.copy { display: flex; gap: 8px; }
.copy input { flex: 1; font-size: 13px; }
.spinner { width: 22px; height: 22px; border: 3px solid var(--line); border-top-color: var(--brand); border-radius: 50%; animation: spin .8s linear infinite; display: inline-block; vertical-align: middle; }
@keyframes spin { to { transform: rotate(360deg); } }

/* chat */
.chat { display: flex; flex-direction: column; gap: 10px; min-height: 300px; }
.msg { max-width: 85%; padding: 12px 14px; border-radius: 14px; line-height: 1.45; white-space: pre-wrap; }
.msg.user { align-self: flex-end; background: var(--brand); color: #fff; border-bottom-right-radius: 4px; }
.msg.bot { align-self: flex-start; background: #fff; border: 1px solid var(--line); border-bottom-left-radius: 4px; }

/* admin */
table { width: 100%; border-collapse: collapse; font-size: 14px; background: #fff; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.stat { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.stat .n { font-size: 26px; font-weight: 900; letter-spacing: -.02em; }
.stat .l { font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }

/* trust strip (hero) */
.trust { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.trust span { display: block; position: relative; padding-left: 15px; }
.trust span::before { content: ""; position: absolute; left: 0; top: .5em; width: 7px; height: 7px; border-radius: 50%; background: var(--brand); }
.trust strong { color: var(--ink); font-weight: 700; }

/* "veja como é": três telas reais do fluxo */
.shots { display: grid; grid-auto-flow: column; grid-auto-columns: 78%; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 4px 4px 12px; margin: 0 -4px; -webkit-overflow-scrolling: touch; }
.shots > div { scroll-snap-align: start; display: flex; flex-direction: column; }
.shots .phone { flex: 1; }
@media (min-width: 720px) { .shots { grid-auto-flow: row; grid-template-columns: repeat(3, 1fr); grid-auto-columns: auto; overflow: visible; padding: 0; margin: 0; } }
.phone { background: var(--bg); border: 5px solid #1d2733; border-radius: 26px; padding: 14px 12px; min-height: 400px; box-shadow: var(--shadow); font-size: 13px; line-height: 1.4; pointer-events: none; user-select: none; }
.phone .bar { height: 4px; width: 56px; border-radius: 4px; background: #1d2733; margin: 0 auto 12px; opacity: .25; }
.phone .ttl { font-weight: 800; font-size: 15px; letter-spacing: -.01em; margin: 0 0 8px; }
.phone .stepper { margin: 0 0 12px; } .phone .stepper span { height: 4px; }
.phone .card { padding: 12px; border-radius: 12px; box-shadow: none; }
.phone .card h3 { font-size: 14px; margin-bottom: 4px; } .phone .card p { font-size: 12.5px; }
.phone .upload { padding: 12px; border-radius: 12px; font-size: 12.5px; }
.phone .paper { width: 92px; margin: 6px auto 8px; background: #fff; border: 1px solid #cfd5d1; border-radius: 4px; padding: 8px 7px; text-align: left; box-shadow: 0 2px 6px rgba(0,0,0,.08); }
.phone .paper b { display: block; font-size: 6.5px; letter-spacing: .02em; margin-bottom: 4px; }
.phone .paper i { display: block; height: 3px; background: #d7dcd9; border-radius: 2px; margin: 3px 0; }
.phone .paper i.s { width: 60%; } .phone .paper i.m { width: 80%; }
.phone .notice { font-size: 12px; padding: 9px 10px; border-radius: 9px; margin-top: 10px; }
.phone .btn { font-size: 13px; padding: 10px 12px; border-radius: 10px; width: 100%; margin-top: 10px; }
.phone .kv { grid-template-columns: 74px 1fr; font-size: 12.5px; gap: 5px 8px; }
.phone .tag { font-size: 10px; padding: 3px 6px; }
.phone .tese { padding: 9px 0; } .phone .tese h4 { font-size: 13px; } .phone .tese p { font-size: 12px; }
.phone .pdf { display: flex; align-items: center; gap: 10px; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 10px; }
.phone .pdf .ic { width: 34px; height: 42px; border-radius: 4px; background: var(--danger); color: #fff; font-size: 9px; font-weight: 800; display: grid; place-items: center; flex: none; }
.phone .pdf b { display: block; font-size: 13px; } .phone .pdf span { color: var(--muted); font-size: 11.5px; }
.shot-cap { margin: 10px 2px 0; font-weight: 700; font-size: 15px; }
.shot-cap small { display: block; font-weight: 500; color: var(--muted); font-size: 13.5px; }