/* ============================================================
   VERSO E SOM — Design System
   Marca: Manual da Marca 2026 · Cores e tipografia oficiais
   ============================================================ */

:root{
  /* ---- Paleta oficial (Manual da Marca) ---- */
  --bege-som:        #f2e7c9;   /* cor principal — fundo */
  --marrom-verso:    #401302;   /* cor principal — texto/marca */
  --laranja-memoravel:#d96c0d;  /* apoio — destaque/CTA */
  --vermelho-coracao:#a63004;   /* apoio — Doe/coração */
  --castor-semear:   #a55c32;   /* apoio — Recursos/Cifras */
  --azul-claro-cantar:#578fa6;  /* apoio — Álbuns/música */
  --azul-escuro-guardar:#025273;/* apoio — Reflexões/rodapé */

  /* ---- Variantes escurecidas para TEXTO sobre fundo claro (AA ≥ 4.5:1) ---- */
  --laranja-texto:   #984c09;
  --azulclaro-texto: #3f6a7b;
  --castor-texto:    #98552e;

  /* ---- Papéis semânticos ---- */
  --bg:        var(--bege-som);
  --bg-soft:   #fbf6e7;
  --surface:   #fffcf3;
  --surface-2: #ece0bf;
  --ink:       var(--marrom-verso);
  --ink-muted: #7a5234;
  --line:      rgba(64,19,2,.14);
  --accent:    var(--laranja-memoravel);
  --accent-ink:#2a0d01;

  --radius: 22px;
  --radius-sm: 12px;
  --max: 1180px;
  --grain-opacity: .035;

  --font-display:'Raleway', sans-serif;
  --font-body:'Raleway', sans-serif;

  --shadow-sm: 0 2px 10px rgba(64,19,2,.06);
  --shadow-md: 0 14px 36px -12px rgba(64,19,2,.22);
  --shadow-lg: 0 28px 70px -20px rgba(64,19,2,.30);
}

/* ============ RESET ============ */
*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  font-weight:400;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  font-size:16.5px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer}
svg{display:block}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.12;
  letter-spacing:-.01em;
  color:var(--ink);
}
h1{font-weight:900}

.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:760px;margin:0 auto;padding:0 24px}
section{padding:clamp(64px,8vw,118px) 0}
.section-tight{padding:clamp(40px,5vw,72px) 0}
.muted{color:var(--ink-muted)}

::selection{background:var(--marrom-verso);color:var(--bege-som)}

/* foco acessível */
:focus-visible{outline:2.5px solid var(--accent);outline-offset:3px;border-radius:6px}

/* ============ ATMOSFERA: grão sutil ============ */
.grain{position:fixed;inset:-150%;width:400%;height:400%;z-index:-1;pointer-events:none;opacity:var(--grain-opacity);
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain .7s steps(1) infinite}
@keyframes grain{0%,100%{transform:translate(0,0)}25%{transform:translate(1.5%,1%)}50%{transform:translate(-1%,1.5%)}75%{transform:translate(1%,-1.5%)}}

/* ============ EYEBROW / LABEL ============ */
.eyebrow{
  display:inline-flex;align-items:center;gap:.5em;
  font-size:.78rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent-tone, var(--laranja-memoravel));
}

/* tonalidades por seção (cada apoio com seu propósito) — variantes legíveis (AA) */
.tone-laranja{--accent-tone:var(--laranja-texto)}
.tone-azulclaro{--accent-tone:var(--azulclaro-texto)}
.tone-azulescuro{--accent-tone:var(--azul-escuro-guardar)}
.tone-castor{--accent-tone:var(--castor-texto)}
.tone-vermelho{--accent-tone:var(--vermelho-coracao)}

/* ============ BOTÕES ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  font-weight:800;font-size:.98rem;border-radius:999px;
  padding:15px 30px;border:0;transition:transform .25s cubic-bezier(.2,.8,.2,1), box-shadow .25s, background .25s, color .25s;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(120deg,var(--marrom-verso),#5a1d05);
  color:var(--bege-som);
  box-shadow:0 10px 28px -8px rgba(64,19,2,.45);
  position:relative;overflow:hidden;
}
.btn-primary::after{content:'';position:absolute;inset:0;
  background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.30) 50%,transparent 65%);
  background-size:220% 100%;animation:shimmer 3.2s linear infinite}
@keyframes shimmer{0%{background-position:-220% 0}100%{background-position:220% 0}}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px -8px rgba(64,19,2,.5)}

.btn-accent{background:var(--laranja-memoravel);color:#2a0d01;box-shadow:0 10px 26px -8px rgba(217,108,13,.55)}
.btn-accent:hover{transform:translateY(-2px)}

.btn-coracao{background:linear-gradient(120deg,var(--vermelho-coracao),#7a2503);color:#fff3ea;box-shadow:0 10px 26px -8px rgba(166,48,4,.5)}
.btn-coracao:hover{transform:translateY(-2px)}

.btn-ghost{background:transparent;border:1.5px solid rgba(64,19,2,.28);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink);background:rgba(64,19,2,.05)}

.btn-light{background:var(--bege-som);color:var(--marrom-verso)}
.btn-light:hover{transform:translateY(-2px)}

.btn-sm{padding:10px 20px;font-size:.86rem}
.btn:active{transform:scale(.97)}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none}

/* ============ CARDS / GLASS ============ */
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:32px;
  box-shadow:var(--shadow-sm);
  transition:transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s, border-color .35s;
}
.card:hover{box-shadow:var(--shadow-md);border-color:rgba(64,19,2,.25)}

.glass{
  background:rgba(255,253,246,.6);
  backdrop-filter:blur(16px) saturate(160%);
  -webkit-backdrop-filter:blur(16px) saturate(160%);
  border:1px solid rgba(255,255,255,.5);
}

/* ============ HEADER ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:80;transition:background .35s, box-shadow .35s, padding .3s;padding:18px 0}
.site-header.scrolled{background:rgba(242,231,201,.86);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);box-shadow:0 1px 0 rgba(64,19,2,.1);padding:10px 0}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand-logo{display:flex;align-items:center;gap:10px}
.brand-logo img{height:40px;width:auto;transition:height .3s}
.site-header.scrolled .brand-logo img{height:34px}

.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{font-weight:700;font-size:.92rem;color:var(--ink);position:relative;padding:4px 0}
.nav-links a::after{content:'';position:absolute;left:0;bottom:-3px;height:2px;width:0;background:var(--accent);transition:width .25s}
.nav-links a:hover::after,.nav-links a[aria-current="page"]::after{width:100%}
.nav-links a[aria-current="page"]{color:var(--laranja-memoravel)}
.nav-cta{display:flex;align-items:center;gap:10px}

.burger{display:none;background:none;border:0;color:var(--ink);cursor:pointer;padding:8px;flex:none}
.burger svg{width:26px;height:26px}

@media (max-width:920px){
  .nav-links{position:fixed;inset:74px 0 auto 0;background:var(--bg-soft);flex-direction:column;align-items:flex-start;
    gap:6px;padding:18px 24px 26px;display:none;box-shadow:0 18px 30px -16px rgba(64,19,2,.25);
    max-height:calc(100vh - 74px);overflow-y:auto;border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .nav-links a{width:100%;padding:13px 4px;border-bottom:1px solid var(--line);font-size:1.02rem}
  .burger{display:block}
  .nav-cta .btn-label{display:none}
  .hide-mobile{display:none}
}
@media (min-width:921px){.show-mobile{display:none}}

/* ============ HERO ============ */
.hero{min-height:92vh;display:flex;align-items:center;position:relative;padding-top:130px;padding-bottom:60px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
@media (max-width:980px){.hero-grid{grid-template-columns:1fr}}
.hero h1{font-size:clamp(2.5rem,5.4vw,4.3rem)}
.hero .lead{font-size:clamp(1.05rem,1.6vw,1.25rem);max-width:46ch;color:var(--ink-muted);margin-top:18px}
.badge-pill{
  display:inline-flex;align-items:center;gap:.55em;font-size:.82rem;font-weight:700;
  padding:8px 17px;border-radius:999px;border:1.5px solid rgba(64,19,2,.22);color:var(--ink);background:rgba(255,253,246,.55)
}

/* sprout decorativo animado */
.sprout-mark{width:1em;height:1em;display:inline-block;flex-shrink:0}
.sprout-grow path{stroke-dasharray:300;stroke-dashoffset:300;animation:draw 1.8s ease forwards}
.sprout-grow path:nth-child(2){animation-delay:.35s}
.sprout-grow path:nth-child(3){animation-delay:.7s}
@keyframes draw{to{stroke-dashoffset:0}}

/* ============ GRIDS ============ */
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:880px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.g2,.g3,.g4{grid-template-columns:1fr}}

/* ============ STATS ============ */
.stat-num{font-family:var(--font-display);font-weight:900;font-size:clamp(2.1rem,4.4vw,3.1rem);color:var(--marrom-verso);letter-spacing:-.02em}
.stat-label{color:var(--ink-muted);font-size:.92rem;font-weight:600}

/* ============ SEAL / SELO decorativo ============ */
.seal-spin{animation:spin 38s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ============ REVEAL ============ */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.22,.61,.36,1), transform .8s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}

/* ============ FOOTER ============ */
.site-footer{background:var(--marrom-verso);color:var(--bege-som);position:relative;overflow:hidden}
.site-footer a{color:var(--bege-som)}
.site-footer .nav-links a{color:var(--bege-som)}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:36px}
@media (max-width:880px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-grid h4{color:var(--bege-som);font-size:.84rem;letter-spacing:.1em;text-transform:uppercase;font-weight:800;margin-bottom:14px;opacity:.85}
.footer-grid li{margin-bottom:10px}
.footer-grid a{opacity:.82;font-weight:600;font-size:.95rem;transition:opacity .2s}
.footer-grid a:hover{opacity:1;text-decoration:underline}
.footer-bottom{border-top:1px solid rgba(242,231,201,.18);padding-top:22px;margin-top:46px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem;opacity:.75}
.social-row{display:flex;gap:12px}
.social-row a{width:38px;height:38px;border-radius:50%;border:1.5px solid rgba(242,231,201,.3);display:flex;align-items:center;justify-content:center;transition:background .2s,border-color .2s}
.social-row a:hover{background:rgba(242,231,201,.14);border-color:rgba(242,231,201,.6)}
.social-row svg{width:18px;height:18px}

/* ============ PRODUCT CARD (loja) ============ */
.prod-card{display:flex;flex-direction:column;overflow:hidden;padding:0}
.prod-img{aspect-ratio:1/1;overflow:hidden;background:var(--surface-2);position:relative}
.prod-img img{width:100%;height:100%;object-fit:cover}
.prod-tag{position:absolute;top:14px;left:14px;background:var(--marrom-verso);color:var(--bege-som);font-size:.7rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:6px 12px;border-radius:999px}
.prod-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:6px;flex:1}
.prod-price{font-family:var(--font-display);font-weight:800;font-size:1.25rem;color:var(--marrom-verso)}

/* placeholder ilustrado (livro/caneca) */
.prod-illustration{display:flex;align-items:center;justify-content:center;height:100%}

/* ============ TIMELINE / STEPS ============ */
.step-card{position:relative}
.step-num{font-family:var(--font-display);font-weight:900;font-size:2.6rem;color:var(--surface-2);line-height:1}

/* ============ FAQ ============ */
details.faq{border-bottom:1px solid var(--line);padding:20px 4px}
details.faq summary{font-weight:700;font-size:1.04rem;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary .plus{font-size:1.4rem;color:var(--laranja-memoravel);transition:transform .25s;flex:none}
details.faq[open] summary .plus{transform:rotate(45deg)}
details.faq[open] summary{color:var(--marrom-verso)}
details.faq p{padding-top:12px;color:var(--ink-muted);max-width:68ch}

/* ============ FORM ============ */
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:18px}
.field label{font-weight:700;font-size:.88rem}
.field input,.field textarea,.field select{
  font-family:inherit;font-size:1rem;padding:13px 16px;border-radius:12px;
  border:1.5px solid rgba(64,19,2,.22);background:var(--surface);color:var(--ink);
}
.field input:focus,.field textarea:focus{border-color:var(--marrom-verso)}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-msg{font-weight:700;min-height:1.4em}
.form-msg.ok{color:#2e6b2f}
.form-msg.err{color:var(--vermelho-coracao)}

/* ============ PIX COPY BOX ============ */
.pix-box{display:flex;align-items:center;gap:12px;background:var(--surface);border:1.5px dashed var(--castor-semear);border-radius:16px;padding:16px 20px;flex-wrap:wrap}
.pix-key{font-weight:800;font-size:1.05rem;letter-spacing:.01em;word-break:break-all}
.copy-btn{flex:none}

/* ============ BREADCRUMB-ish back link ============ */
.back-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--ink-muted);font-size:.92rem}
.back-link:hover{color:var(--marrom-verso)}

/* ============ MISC UTIL ============ */
.flex{display:flex}
.center{align-items:center}
.between{justify-content:space-between}
.gap-1{gap:10px}.gap-2{gap:18px}
.mt-0{margin-top:0!important}
.text-center{text-align:center}
.divider{height:1px;background:var(--line);margin:48px 0}
.tag-pill{display:inline-flex;padding:6px 14px;border-radius:999px;background:var(--surface-2);font-size:.78rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--ink)}
.kicker-img{border-radius:var(--radius);box-shadow:var(--shadow-md)}
.float-soft{animation:float 7s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}

/* CTA banda final */
.cta-band{background:linear-gradient(125deg,var(--marrom-verso),#581c06);color:var(--bege-som);border-radius:32px;position:relative;overflow:hidden}
.cta-band h2{color:var(--bege-som)}
.cta-band .muted{color:#d8c4a8}

/* skip link */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--marrom-verso);color:var(--bege-som);padding:12px 18px;border-radius:0 0 10px 0;z-index:999;font-weight:700}
.skip-link:focus{left:0}

/* reduced motion — OBRIGATÓRIO */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1!important;transform:none!important}
  .float-soft{animation:none!important}
}

@media (max-width:600px){
  section{padding:52px 0}
  .g2{gap:18px}
}