/*
  Estudatta — site público.
  Tokens do design system (identidade Estudatta / Nocturne) e componentes da referência
  "06 Landing.dc.html". Sem framework: HTML semântico + estas classes.
*/

/* ---------- Fonte Inter (SIL OFL, arquivos locais) ---------- */
@font-face { font-family: "Inter"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/inter-latin-400-normal.woff2") format("woff2"); unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/inter-latin-ext-400-normal.woff2") format("woff2"); unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/inter-latin-500-normal.woff2") format("woff2"); unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/inter-latin-ext-500-normal.woff2") format("woff2"); unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 600; font-display: swap; src: url("../fonts/inter-latin-600-normal.woff2") format("woff2"); unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 600; font-display: swap; src: url("../fonts/inter-latin-ext-600-normal.woff2") format("woff2"); unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }

/* ---------- Tokens (tema escuro, padrão da landing) ---------- */
:root {
  color-scheme: dark;
  --bg: #161826;
  --surface: #232532;
  --surface-raised: #292b31;
  --text: #e9e9ed;
  --divider: color-mix(in srgb, #e9e9ed 16%, transparent);
  --accent: #9184d9;
  --accent-hover: #b5abfc;
  --accent-tint: #2b2741;
  --pending: #d9a86a;
  --pending-tint: #3d2e1b;
  --success: #7cc4a4;
  --success-tint: #1c3a30;
  --error: #d98484;
  --error-tint: #3f2222;
  --info: #84b3d9;
  --info-tint: #1f3141;
  --section: #262a60;
  --section-glow: #353b80;
  --n100: #f3f5fe; --n200: #e4e7f5; --n300: #cfd3e5; --n400: #b2b6ca; --n500: #9397ab;
  --n600: #75798c; --n700: #595d6c; --n800: #3f424d; --n900: #292b31;
  --a100: #f5f4ff; --a300: #d2cefd; --a400: #b5abfc; --a800: #423a6a; --a900: #2b2741;
  --shadow-sm: 0 0 0 1px #3f424d;
  --shadow-md: 0 0 0 1px #595d6c, 0 6px 18px rgba(0, 0, 0, 0.55);
  --shadow-lg: 0 0 0 1px #9397ab, 0 16px 40px rgba(0, 0, 0, 0.65);
  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 14px;
  --gutter: clamp(20px, 5vw, 72px);
  --content: 1200px;
  --ease: cubic-bezier(0.2, 0, 0, 1);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; background: var(--bg); scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
  text-wrap: pretty;
  -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(1200px 720px at 82% -160px, color-mix(in srgb, var(--a900) 75%, transparent), transparent 60%),
    radial-gradient(1100px 800px at -10% 100%, color-mix(in srgb, black 30%, transparent), transparent 55%),
    var(--bg);
}
h1, h2, h3, h4 { font-weight: 500; line-height: 1.12; letter-spacing: -0.015em; margin: 0; }
p { margin: 0; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }
img, svg { display: block; max-width: 100%; }
ul, ol { margin: 0; }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--accent) 30%, transparent); }
[hidden] { display: none !important; }
.tnum { font-feature-settings: "tnum" 1; font-variant-numeric: tabular-nums; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 12px; top: -48px; padding: 8px 12px; border-radius: var(--radius); background: var(--surface); z-index: 10; }
.skip:focus { top: 12px; }

.container { max-width: var(--content); margin: 0 auto; padding: 0 var(--gutter); }
.muted { color: var(--n300); }
.subtle { color: var(--n400); }
.faint { color: var(--n500); }
.small { font-size: 13px; }
.kicker { font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent); }
.stack { display: flex; flex-direction: column; }
.gap-6 { gap: 6px; } .gap-10 { gap: 10px; } .gap-16 { gap: 16px; } .gap-24 { gap: 24px; }
.hr-fade { height: 1px; border: 0; margin: 0; background: linear-gradient(to right, transparent, var(--divider) 48px, var(--divider) calc(100% - 48px), transparent); }

/* ---------- Botões (primário = contorno acento, nunca preenchido) ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 44px; padding: 5.6px 20px;
  font: 500 15px/1.2 var(--font); color: var(--text); text-decoration: none; white-space: nowrap;
  background: transparent; border: 1px solid transparent; border-radius: var(--radius);
  cursor: pointer; transition: background-color 200ms var(--ease), color 200ms var(--ease);
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { color: var(--accent); border-color: var(--accent); }
.btn-primary:hover { color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }
.btn-primary:active { background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--a300); }
.btn-secondary { border-color: var(--divider); }
.btn-secondary:hover { color: var(--text); background: color-mix(in srgb, var(--text) 7%, transparent); }
.btn-ghost { color: var(--accent); padding-inline: 8px; }
.btn-ghost:hover { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.btn-sm { min-height: 36px; padding: 5.6px 10px; font-size: 14px; }
.btn .spinner { width: 14px; height: 14px; border: 1.5px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Navegação ---------- */
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 11.2px; padding: 8.4px var(--gutter); max-width: var(--content); margin: 0 auto; font-size: 14px; }
.brand { display: inline-flex; align-items: center; gap: 10px; margin-right: auto; color: var(--text); text-decoration: none; font-weight: 500; font-size: 18px; letter-spacing: -0.015em; }
.brand:hover { color: var(--text); }
.nav > a:not(.brand):not(.btn) { color: var(--text); text-decoration: none; }
.nav > a:not(.brand):not(.btn):hover, .nav > a[aria-current="page"] { color: var(--accent); }
.nav .btn { min-height: 36px; padding: 5.6px 10px; font-size: 14px; }
.nav .login { color: var(--n300) !important; }

/* ---------- Hero ---------- */
.hero { display: grid; gap: 48px; align-items: center; padding: clamp(56px, 10vw, 112px) 0 84px; }
@media (min-width: 768px) { .hero { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); } }
.hero-text { display: flex; flex-direction: column; gap: 24px; }
.display { font-size: clamp(40px, 6vw, 80px); line-height: 1.08; letter-spacing: -0.015em; }
.display span { display: block; }
.lead { font-size: 17px; line-height: 1.6; max-width: 56ch; color: var(--n300); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-art { display: flex; justify-content: center; }

/* Telefone com o cartão "Seu plano de hoje" (demonstração) */
.phone { width: min(100%, 360px); background: var(--bg); border-radius: 28px; box-shadow: var(--shadow-lg); padding: 44px 16px 20px; display: flex; flex-direction: column; gap: 14px; }
.phone-date { font-size: 12px; color: var(--n400); }
.phone-title { font-size: 22px; font-weight: 500; }

/* ---------- Cartões ---------- */
.card { display: flex; flex-direction: column; gap: 10px; padding: 24px; border-radius: var(--radius); background: var(--surface); }
.card-accent { box-shadow: 0 0 0 1px var(--accent); }
.card-sm { box-shadow: var(--shadow-sm); }
.card-kicker { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); }
.card-title { font-size: 22px; font-weight: 500; line-height: 1.2; }
.card-body { margin: 0; font-size: 15px; opacity: 0.8; flex: 1; }
.grid-cards { display: grid; gap: 16px; }
@media (min-width: 768px) { .grid-cards { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); } }
@media (min-width: 768px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }
.card-4 .card-title { font-size: 20px; }

/* Cartão do plano de hoje */
.today { display: flex; flex-direction: column; gap: 12px; padding: 16px; border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-sm); }
.today-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.today-head strong { font-size: 16px; font-weight: 500; }
.today-head span { font-size: 12px; color: var(--n400); }
.goalbar { display: flex; gap: 3px; height: 8px; border-radius: 4px; overflow: hidden; }
.goalbar .done { flex: 40; background: var(--accent); }
.goalbar .missing { flex: 20; box-shadow: inset 0 0 0 1px var(--accent); }
.goalbar .recovery { flex: 20; background: repeating-linear-gradient(90deg, var(--pending) 0 4px, transparent 4px 7px); }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; font-feature-settings: "tnum" 1; }
.stats b { display: block; font-size: 18px; font-weight: 500; }
.stats small { font-size: 11px; color: var(--n400); }
.stats .pending { color: var(--pending); }
.today-next { margin: 0; font-size: 13px; line-height: 1.45; padding: 10px 12px; border-radius: var(--radius); background: var(--bg); }
.today-cta { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; border: 1px solid var(--accent); border-radius: var(--radius); color: var(--accent); font-size: 15px; font-weight: 500; }
.legend { display: flex; flex-wrap: wrap; gap: 16px; font-size: 12px; color: var(--n400); }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }
.legend .l-done { background: var(--accent); }
.legend .l-missing { box-shadow: inset 0 0 0 1px var(--accent); }
.legend .l-recovery { background: repeating-linear-gradient(90deg, var(--pending) 0 3px, transparent 3px 5px); }

/* ---------- Faixa de destaque (índigo saturado) ---------- */
.band {
  padding: 64px 0;
  background: radial-gradient(900px 420px at 85% -40%, color-mix(in srgb, var(--section-glow) 70%, transparent), transparent 64%), var(--section);
  color: #e9e9ed;
}
.band .container { display: grid; gap: 32px; align-items: center; }
@media (min-width: 768px) { .band .container { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); } }
.band-quote { font-size: clamp(24px, 3vw, 36px); line-height: 1.25; letter-spacing: -0.01em; max-width: 24ch; margin: 0; }
.band-text { font-size: 16px; line-height: 1.6; max-width: 48ch; color: color-mix(in srgb, #e9e9ed 80%, transparent); }

/* Demonstração de saldo (faixa) */
.balance .container { align-items: start; gap: 40px; }
@media (min-width: 768px) { .balance .container { grid-template-columns: minmax(0, 1fr) minmax(300px, 420px); } }
.balance .kicker { color: color-mix(in srgb, #e9e9ed 75%, transparent); }
.balance h2 { font-size: clamp(24px, 3vw, 36px); line-height: 1.25; letter-spacing: -0.01em; max-width: 24ch; color: #e9e9ed; }
.steps { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 16px; }
.steps li { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 4px 12px; }
.steps .n { font-size: 14px; color: color-mix(in srgb, #e9e9ed 55%, transparent); font-feature-settings: "tnum" 1; }
.steps .t { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 12px; }
.steps .t b { font-size: 16px; font-weight: 500; }
.steps .t .v { font-size: 16px; font-weight: 500; font-feature-settings: "tnum" 1; }
.steps .t .v.pending { color: #d9a86a; }
.steps .t span:last-child { width: 100%; font-size: 15px; line-height: 1.6; color: color-mix(in srgb, #e9e9ed 78%, transparent); }
.balance .result { font-size: 15px; line-height: 1.6; max-width: 52ch; color: color-mix(in srgb, #e9e9ed 78%, transparent); }
.balance .result strong { font-weight: 500; color: #e9e9ed; }
.balance .today { box-shadow: var(--shadow-lg); color: var(--text); }

/* ---------- Seções ---------- */
.section { padding: 0 0 96px; display: flex; flex-direction: column; gap: 24px; }
.section-top { padding-top: 96px; }
.section h2.title { font-size: 32px; line-height: 1.15; max-width: 24ch; }
.rows { display: flex; flex-direction: column; gap: 8px; padding: 96px 0 64px; }
.rows .kicker { margin-bottom: 16px; }
.row { display: grid; gap: 24px clamp(24px, 4vw, 72px); align-items: baseline; padding: 32px 0; }
.row + .row { border-top: 1px solid var(--n800); }
@media (min-width: 768px) { .row { grid-template-columns: minmax(48px, 120px) minmax(0, 380px) minmax(0, 1fr); } }
.row .n { font-size: 15px; color: var(--accent); font-feature-settings: "tnum" 1; }
.row h2, .row h3 { font-size: 24px; line-height: 1.2; }
.row h3.sm { font-size: 20px; line-height: 1.25; }
.row p { font-size: 15.5px; line-height: 1.65; color: var(--n300); max-width: 52ch; }
.row-sm { padding: 24px 0; gap: 12px clamp(24px, 4vw, 72px); }
.features { display: grid; gap: 16px; }
@media (min-width: 768px) { .features { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); } }
.features div { display: flex; flex-direction: column; gap: 6px; }
.features b { font-weight: 500; }
.features span { font-size: 14px; color: var(--n400); }
.page-head { display: flex; flex-direction: column; gap: 24px; padding: clamp(56px, 10vw, 112px) 0 48px; }
.page-head h1 { max-width: 18ch; }

/* ---------- Planos ---------- */
.seg { display: inline-flex; align-self: flex-start; overflow: hidden; border: 1px solid var(--divider); border-radius: var(--radius); font-size: 13px; }
.seg button { font: inherit; color: var(--text); background: transparent; border: 0; padding: 7px 12px; cursor: pointer; min-height: 36px; }
.seg button + button { border-left: 1px solid var(--divider); }
.seg button[aria-checked="true"] { color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.plans { display: grid; gap: 16px; align-items: start; }
@media (min-width: 768px) { .plans { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .plans { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.plan { gap: 12px; }
.plan-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.plan-name { font-size: 20px; font-weight: 500; }
.plan-accent .plan-name { color: var(--accent); }
.plan-price { font-size: 32px; font-weight: 500; }
.plan-price small { font-size: 14px; font-weight: 400; color: var(--n400); }
.plan-note { font-size: 13px; color: var(--n400); margin-top: -6px; min-height: 1.5em; }
.plan ul { padding-left: 18px; font-size: 14px; color: var(--n300); display: flex; flex-direction: column; gap: 6px; }
.plan .btn { margin-top: 8px; }
.tag { display: inline-flex; align-items: center; gap: 4px; font-size: 11px; letter-spacing: 0.02em; padding: 3px 10px; border-radius: 6px; white-space: nowrap; }
.tag-accent { background: var(--a800); color: var(--a100); }
.tag-neutral { background: var(--n800); color: var(--n100); }
.table-wrap { max-width: 1060px; overflow-x: auto; border: 1px solid var(--divider); border-radius: var(--radius-lg); background: var(--surface); }
table.compare { width: 100%; min-width: 480px; border-collapse: collapse; text-align: left; font-size: 14px; font-feature-settings: "tnum" 1; }
.compare th, .compare td { padding: 12px 16px; vertical-align: top; }
.compare thead th { font-size: 15px; font-weight: 500; }
.compare thead th:first-child { font-size: 12px; font-weight: 400; letter-spacing: 0.06em; text-transform: uppercase; color: var(--n400); }
.compare thead th.rec { color: var(--accent); }
.compare tbody tr { border-top: 1px solid var(--divider); }
.compare tbody th { font-weight: 400; color: var(--n300); }

/* ---------- Perguntas ---------- */
.faq { display: grid; gap: 32px; padding-bottom: 96px; }
@media (min-width: 768px) { .faq { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); } }
.faq h2 { font-size: 32px; line-height: 1.15; margin-top: 12px; }
.faq-list { display: flex; flex-direction: column; }
.faq-list details { border-top: 1px solid var(--n800); padding: 16px 0; }
.faq-list details:last-child { border-bottom: 1px solid var(--n800); }
.faq-list summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 12px; font-weight: 500; font-size: 16px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--accent); flex: none; }
.faq-list details[open] summary::after { content: "–"; }
.faq-list p { margin-top: 10px; font-size: 15px; line-height: 1.6; color: var(--n300); }
.topics { display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 14px; }
.topics a { display: inline-flex; min-height: 44px; align-items: center; }

/* ---------- Formulários ---------- */
.input, .textarea, .select {
  width: 100%; min-height: 44px; padding: 6px 10px;
  font: 14px var(--font); color: var(--text); caret-color: var(--accent);
  background: var(--surface); border: 1px solid var(--divider); border-radius: var(--radius);
}
.textarea { min-height: 140px; resize: vertical; }
.input:hover, .textarea:hover, .select:hover { border-color: color-mix(in srgb, var(--text) 45%, transparent); }
.input:focus-visible, .textarea:focus-visible, .select:focus-visible { border-color: var(--accent); outline-offset: 0; }
.field { display: flex; flex-direction: column; }
.field label { display: block; margin-bottom: 5px; font-size: 12px; color: color-mix(in srgb, var(--text) 70%, transparent); }
.field .hint { margin-top: 6px; font-size: 12px; color: var(--n400); }
.waitlist { display: flex; flex-direction: column; gap: 16px; padding: 72px 0 56px; }
.waitlist h2 { font-size: 28px; line-height: 1.15; }
.waitlist p { max-width: 56ch; font-size: 15.5px; line-height: 1.6; color: var(--n300); }
.inline-form { display: flex; flex-wrap: wrap; gap: 8px; max-width: 480px; }
.inline-form .input { flex: 1; min-width: 200px; }
.form-card { display: flex; flex-direction: column; gap: 16px; padding: 24px; border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow-md); }
.notice { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border-radius: var(--radius); font-size: 14px; }
.notice-ok { background: var(--success-tint); }
.notice-ok::before { content: "✓"; color: var(--success); }
.notice-error { background: var(--error-tint); }
.notice-error::before { content: "!"; color: var(--error); font-weight: 600; }
.notice-info { background: var(--info-tint); }
.form-msg { font-size: 13px; }
.form-msg.ok { color: var(--success); }
.form-msg.error { color: var(--error); }
.split { display: grid; gap: 48px; align-items: start; padding: clamp(56px, 10vw, 112px) 0 96px; }
@media (min-width: 768px) { .split { grid-template-columns: minmax(0, 1fr) minmax(320px, 520px); } }

/* Árvore de matérias (ilustração) */
.tree { gap: 8px; padding: 20px; }
.tree-list { display: flex; flex-direction: column; gap: 6px; font-size: 14px; }
.tree-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 4px 12px; }
.tree-row .count { font-size: 12px; color: var(--n400); }
.tree-l1 { padding-left: 16px; }
.tree-l2 { padding-left: 32px; }
.tree-root { font-weight: 500; }

/* ---------- Documentos (privacidade, termos) ---------- */
.doc { max-width: 58rem; padding: clamp(56px, 10vw, 112px) 0 96px; display: flex; flex-direction: column; gap: 32px; }
.doc header { display: flex; flex-direction: column; gap: 16px; }
.doc h1 { font-size: clamp(32px, 5vw, 56px); line-height: 1.08; max-width: 20ch; }
.doc .updated { font-size: 13px; color: var(--n500); }
.doc .pending-note { padding: 12px 14px; border-radius: var(--radius); background: var(--pending-tint); font-size: 14px; line-height: 1.55; }
.doc .pending-note strong { color: var(--pending); font-weight: 500; }
.doc nav ol { padding-left: 20px; display: flex; flex-direction: column; gap: 4px; font-size: 14px; }
.doc nav > span, .doc nav > p { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--n500); display: block; margin-bottom: 8px; }
.doc section { display: flex; flex-direction: column; gap: 12px; scroll-margin-top: 24px; }
.doc section + section { padding-top: 24px; border-top: 1px solid var(--n800); }
.doc h2 { font-size: 22px; line-height: 1.25; display: flex; gap: 12px; align-items: baseline; }
.doc h2 > span:first-child { font-size: 14px; color: var(--accent); font-feature-settings: "tnum" 1; }
.doc h3 { font-size: 16px; font-weight: 500; margin-top: 8px; }
.doc p, .doc li { font-size: 15.5px; line-height: 1.65; color: var(--n300); max-width: 68ch; }
.doc ul, .doc ol { padding-left: 20px; display: flex; flex-direction: column; gap: 6px; }
.doc strong { color: var(--text); font-weight: 500; }
.doc mark, mark[data-pending] { background: var(--pending-tint); color: var(--pending); padding: 0 4px; border-radius: 4px; }
.doc table { border-collapse: collapse; font-size: 14px; width: 100%; }
.doc th, .doc td { text-align: left; padding: 8px 10px; border-top: 1px solid var(--n800); vertical-align: top; color: var(--n300); }
.doc th { color: var(--text); font-weight: 500; }

/* ---------- 404 ---------- */
.notfound { display: flex; flex-direction: column; justify-content: center; gap: 24px; min-height: 60dvh; padding: clamp(56px, 10vw, 112px) 0; }
.logo { display: block; border-radius: 22%; flex: none; }
.links-inline { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 16px; font-size: 14px; }

/* ---------- Rodapé ---------- */
.footer { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; padding: 24px var(--gutter) 56px; max-width: var(--content); margin: 0 auto; font-size: 13px; color: var(--n500); }
.footer .brand-sm { display: inline-flex; align-items: center; gap: 8px; }
.footer nav { display: flex; flex-wrap: wrap; gap: 0 8px; }
.footer a { color: var(--n500); text-decoration: none; }
.footer a:hover { color: var(--text); }

/* ---------- Movimento reduzido / impressão ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}
@media (max-width: 380px) {
  .nav { gap: 6px 10px; }
}
@media print {
  body { background: #fff; color: #292b31; }
  .nav, .footer, .waitlist { display: none; }
}

/* ---------- Utilitárias (sem estilo inline, compatível com a CSP) ---------- */
.u-fs20 { font-size: 20px; }
.u-gap8 { gap: 8px; }
.u-after-faq { margin-top: -48px; padding-bottom: 64px; font-size: 14px; }
.u-title-imp { max-width: 26ch; margin: 8px 0; }
.u-mw48 { max-width: 48ch; }
.u-mw64 { max-width: 64ch; }
.u-note { font-size: 14px; line-height: 1.6; }
.u-pb64 { padding-bottom: 64px; }
.u-text15 { font-size: 15px; line-height: 1.6; }
.u-pt32 { padding-top: 32px; }
.u-w420 { width: min(100%, 420px); }

/* ---------- Tatá, o mascote (portado de apps/web/src/components/mascot/mascot.css) ---------- */
.tata { overflow: visible; display: block; height: auto; }
.tata .tata-body { transform-origin: 100px 190px; transform-box: view-box; }
.tata .tata-book, .tata .tata-cup, .tata .tata-zzz, .tata .tata-sparkles, .tata .tata-heart, .tata .tata-dots { opacity: 0; transition: opacity 240ms var(--ease); }
.tata .tata-arm { transform-box: view-box; }
.tata .tata-arm--left { transform-origin: 36px 116px; }
.tata .tata-arm--right { transform-origin: 164px 116px; }
.tata .tata-tail { transform-box: view-box; transform-origin: 146px 166px; animation: tata-tail 2.8s ease-in-out infinite; }
.tata .tata-eye-open { transform-box: fill-box; transform-origin: center; animation: tata-blink 5.2s infinite; }
.tata .tata-eyes { transition: transform 160ms linear; }
.tata .tata-zzz, .tata .tata-steam { transform-box: view-box; }
/* ocioso: respira e pisca */
.tata--idle .tata-body { animation: tata-bob 3.2s ease-in-out infinite; }
/* foco: segura o livro, balança de leve */
.tata--focus .tata-body { animation: tata-sway 4s ease-in-out infinite; }
.tata--focus .tata-book { opacity: 1; }
.tata--focus .tata-arm--left { transform: rotate(-38deg); }
.tata--focus .tata-arm--right { transform: rotate(38deg); }
.tata--focus .tata-eyes { transform: translate(0, 5px); }
/* comemora: pula, braços para cima, brilhos */
.tata--cheer .tata-body { animation: tata-jump 0.9s var(--ease) infinite; }
.tata--cheer .tata-arm--left { transform: rotate(45deg); animation: tata-arm-up-l 0.9s ease-in-out infinite; }
.tata--cheer .tata-arm--right { transform: rotate(-45deg); animation: tata-arm-up-r 0.9s ease-in-out infinite; }
.tata--cheer .tata-sparkles { opacity: 1; animation: tata-twinkle 1.2s ease-in-out infinite; }
/* dorme */
.tata--sleep .tata-body { animation: tata-breathe 4s ease-in-out infinite; }
.tata--sleep .tata-zzz { opacity: 1; animation: tata-float 2.6s ease-in-out infinite; }
/* pausa: xícara com vapor */
.tata--paused .tata-body { animation: tata-bob 4.5s ease-in-out infinite; }
.tata--paused .tata-cup { opacity: 1; }
.tata--paused .tata-steam { animation: tata-steam 2.2s ease-in-out infinite; }
.tata--paused .tata-arm--right { transform: rotate(46deg); }
/* acena */
.tata--wave .tata-body { animation: tata-bob 3.2s ease-in-out infinite; }
.tata--wave .tata-arm--right { transform: rotate(-60deg); animation: tata-wave 1.1s ease-in-out infinite; }
/* pensando */
.tata--think .tata-body { animation: tata-tilt 3s ease-in-out infinite; }
.tata--think .tata-dots { opacity: 1; animation: tata-twinkle 1.6s ease-in-out infinite; }
.tata--think .tata-arm--right { transform: rotate(-70deg) translate(-6px, -6px); }

@keyframes tata-bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }
@keyframes tata-breathe { 0%, 100% { transform: scale(1, 1); } 50% { transform: scale(1.03, 0.97); } }
@keyframes tata-sway { 0%, 100% { transform: rotate(-2deg); } 50% { transform: rotate(2deg); } }
@keyframes tata-tilt { 0%, 100% { transform: rotate(0deg); } 50% { transform: rotate(-6deg); } }
@keyframes tata-jump { 0%, 100% { transform: translateY(0) scale(1, 1); } 15% { transform: translateY(0) scale(1.06, 0.92); } 45% { transform: translateY(-22px) scale(0.96, 1.05); } 75% { transform: translateY(0) scale(1.05, 0.95); } }
@keyframes tata-blink { 0%, 92%, 100% { transform: scaleY(1); } 95% { transform: scaleY(0.1); } }
@keyframes tata-wave { 0%, 100% { transform: rotate(0deg); } 25% { transform: rotate(-60deg); } 50% { transform: rotate(-35deg); } 75% { transform: rotate(-60deg); } }
@keyframes tata-arm-up-l { 0%, 100% { transform: rotate(20deg); } 50% { transform: rotate(70deg); } }
@keyframes tata-arm-up-r { 0%, 100% { transform: rotate(-20deg); } 50% { transform: rotate(-70deg); } }
@keyframes tata-tail { 0%, 100% { transform: rotate(0deg); } 50% { transform: rotate(8deg); } }
@keyframes tata-float { 0% { transform: translateY(4px); opacity: 0.2; } 50% { opacity: 1; } 100% { transform: translateY(-10px); opacity: 0.2; } }
@keyframes tata-twinkle { 0%, 100% { opacity: 0.35; } 50% { opacity: 1; } }
@keyframes tata-steam { 0% { opacity: 0; transform: translateY(4px); } 50% { opacity: 1; } 100% { opacity: 0; transform: translateY(-6px); } }

/* Movimento reduzido: poses mantidas, nada se mexe */
@media (prefers-reduced-motion: reduce) {
  .tata, .tata * { animation: none !important; transition: none !important; }
}

/* Tatá no hero: sentado na borda do telefone */
.phone-wrap { position: relative; width: min(100%, 360px); }
.phone-wrap .phone { width: 100%; }
.hero-tata { position: absolute; right: -10px; top: -104px; width: 118px; }
@media (min-width: 1024px) { .hero-tata { right: -40px; top: -118px; width: 132px; } }
@media (max-width: 767px) { .phone-wrap { margin-top: 48px; } .hero-tata { width: 96px; top: -90px; right: 6px; } }

/* Companheiro de estudo */
.tata-states { display: grid; gap: 16px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 1024px) { .tata-states { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.tata-state { gap: 8px; padding: 20px; }
.tata-stage { display: flex; justify-content: center; align-items: flex-end; padding: 22px 12px 10px; margin-bottom: 6px; border-radius: var(--radius); background: radial-gradient(160px 110px at 50% 100%, var(--a900), transparent 75%), var(--bg); }
.tata-stage .tata { width: min(100%, 124px); }
.tata-state h3 { font-size: 17px; font-weight: 500; line-height: 1.3; }
.tata-state p { font-size: 14px; line-height: 1.55; color: var(--n300); }
@media (max-width: 480px) { .tata-state { padding: 14px; } .tata-stage { padding: 16px 6px 6px; } }
.companion { display: grid; gap: 24px 48px; align-items: end; }
@media (min-width: 768px) { .companion { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }
.companion p { font-size: 15.5px; line-height: 1.6; color: var(--n300); max-width: 56ch; }

/* Recursos com pequena ilustração */
.feature-card { gap: 12px; }
.feature-card .card-title { font-size: 20px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips .tag { font-size: 12px; padding: 4px 10px; }
.tag-pending { background: var(--pending-tint); color: var(--pending); }
.tag-success { background: var(--success-tint); color: var(--success); }
.meter { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--n400); }
.meter-bar { height: 8px; border-radius: 4px; background: var(--n800); overflow: hidden; }
.meter-bar span { display: block; height: 100%; width: 42%; border-radius: 4px; background: var(--accent); }
.meter-bar.m-success span { width: 76%; background: var(--success); }
.card-foot { font-size: 12px; color: var(--n500); }

/* Conquistas */
.badges { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 1024px) { .badges { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.badge { display: flex; flex-direction: column; gap: 6px; padding: 18px; border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-sm); }
.badge-icon { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; margin-bottom: 6px; border-radius: 12px; background: var(--accent-tint); color: var(--a400); }
.badge-icon svg { width: 24px; height: 24px; }
.badge b { font-size: 15px; font-weight: 500; }
.badge span { font-size: 13px; line-height: 1.45; color: var(--n400); }
.pledge { display: grid; gap: 12px 32px; padding: 20px 24px; border-radius: var(--radius-lg); background: var(--accent-tint); box-shadow: 0 0 0 1px var(--a800); }
@media (min-width: 768px) { .pledge { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); } }
.pledge div { display: flex; flex-direction: column; gap: 4px; }
.pledge b { font-weight: 500; color: var(--a100); }
.pledge span { font-size: 14px; line-height: 1.55; color: var(--a300); }
/* cinco cartões: 2 colunas no tablet, 3 + 2 no desktop */
@media (min-width: 768px) { .grid-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .grid-5 > :last-child { grid-column: 1 / -1; } }
@media (min-width: 1024px) { .grid-5 { grid-template-columns: repeat(6, minmax(0, 1fr)); } .grid-5 > * { grid-column: span 2; } .grid-5 > :nth-child(n+4) { grid-column: span 3; } }

/* 404 com o Tatá */
.notfound .tata { width: 120px; }