/* =====================================================
   WBF Sistemas — Sistema Escola
   Identidade visual: navy #1E2761 / amber #F2A93B / ice #CADCFC / branco
   ===================================================== */

:root{
  --navy: #1E2761;
  --navy-dark: #141a45;
  --amber: #F2A93B;
  --amber-dark: #d68f22;
  --ice: #CADCFC;
  --white: #ffffff;
  --ink: #1b1f2a;
  --muted: #5c6479;
  --border: #e4e8f5;
  --bg-soft: #f6f8fd;
  --radius: 14px;
  --shadow: 0 20px 45px -25px rgba(30,39,97,.35);
  --max: 1180px;
  --serif: "Georgia", "Iowan Old Style", "Palatino Linotype", serif;
  --sans: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; }
.container{ max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.skip-link{
  position:absolute; left:-9999px; top:0; background:var(--navy); color:#fff;
  padding:10px 16px; z-index:200; border-radius:0 0 8px 0;
}
.skip-link:focus{ left:0; }

/* ---------- Header ---------- */
.site-header{
  position: sticky; top:0; z-index:100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .container{
  display:flex; align-items:center; justify-content:space-between;
  height:72px;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-weight:700; font-size:1.05rem; text-decoration:none; color: var(--navy);
}
.brand small{
  display:block; font-weight:400; font-size:.72rem; color: var(--muted); letter-spacing:.02em;
}
.brand-mark{
  width:38px; height:38px; border-radius:9px;
  background: linear-gradient(155deg, var(--navy), var(--navy-dark));
  color: var(--amber); font-family: var(--serif); font-weight:700; font-size:1.15rem;
  display:flex; align-items:center; justify-content:center;
  flex: 0 0 auto;
}
nav.main-nav{ display:flex; gap:26px; }
nav.main-nav a{
  text-decoration:none; color: var(--navy); font-size:.92rem; font-weight:600;
  padding: 6px 2px; border-bottom: 2px solid transparent;
  transition: border-color .2s ease, color .2s ease;
}
nav.main-nav a:hover{ border-color: var(--amber); }
.nav-toggle{ display:none; }

@media (max-width: 880px){
  nav.main-nav{ display:none; }
}

/* ---------- Hero ---------- */
.hero{
  background: radial-gradient(1200px 500px at 85% -10%, rgba(202,220,252,.55), transparent 60%),
              linear-gradient(180deg, var(--white), var(--bg-soft));
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--border);
}
.hero .container{
  display:grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items:center;
}
.badge{
  display:inline-flex; align-items:center; gap:8px;
  background: var(--ice); color: var(--navy);
  font-size:.78rem; font-weight:700; letter-spacing:.03em;
  padding:6px 14px; border-radius:999px; margin-bottom:18px;
}
.badge::before{ content:"●"; color: var(--amber); font-size:.6rem; }
h1{
  font-family: var(--serif);
  font-size: clamp(2rem, 3.6vw, 2.85rem);
  line-height:1.15; color: var(--navy-dark); margin:0 0 18px;
}
h1 em{ color: var(--amber-dark); font-style:normal; }
.lede{ font-size:1.08rem; color: var(--muted); max-width:52ch; margin:0 0 28px; }
.cta-row{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:32px; }
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:13px 24px; border-radius:10px; font-weight:700; font-size:.95rem;
  text-decoration:none; border:2px solid transparent; cursor:pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .2s ease;
  font-family: inherit;
}
.btn-primary{ background: var(--amber); color: var(--navy-dark); }
.btn-primary:hover{ background: var(--amber-dark); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-ghost{ border-color: var(--navy); color: var(--navy); background:transparent; }
.btn-ghost:hover{ background: var(--navy); color:#fff; }
.stat-row{ display:flex; gap:28px; flex-wrap:wrap; }
.stat b{ font-family: var(--serif); font-size:1.5rem; color: var(--navy); display:block; }
.stat span{ font-size:.82rem; color: var(--muted); }

/* Hero visual — mini boletim */
.hero-visual{
  background: #fff; border:1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow:hidden;
}
.hero-visual header{
  background: var(--navy); color:#fff; padding:14px 18px;
  font-family: var(--serif); font-size:.95rem; display:flex; justify-content:space-between; align-items:center;
}
.hero-visual header span{ color: var(--ice); font-size:.78rem; font-family: var(--sans); }
table.mini-boletim{ width:100%; border-collapse: collapse; font-size:.86rem; }
table.mini-boletim th, table.mini-boletim td{
  text-align:left; padding:10px 14px; border-bottom:1px solid var(--border);
}
table.mini-boletim th{ color: var(--muted); font-weight:600; font-size:.74rem; text-transform:uppercase; letter-spacing:.03em; }
table.mini-boletim td.num{ font-variant-numeric: tabular-nums; text-align:right; }
.mini-boletim .aprovado{ color:#1c8a4c; font-weight:700; }
.hero-visual footer{
  padding:14px 18px; display:flex; justify-content:space-between; align-items:center;
  background: var(--bg-soft); font-size:.88rem;
}
.hero-visual footer b{ color: var(--navy); font-family: var(--serif); font-size:1.1rem; }

/* ---------- Section shells ---------- */
section{ padding: 76px 0; }
.eyebrow{
  color: var(--amber-dark); font-weight:700; font-size:.78rem;
  letter-spacing:.08em; text-transform:uppercase; margin:0 0 8px;
}
h2{
  font-family: var(--serif); font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  color: var(--navy-dark); margin: 0 0 14px; line-height:1.25;
}
.section-intro{ max-width: 62ch; color: var(--muted); margin-bottom: 40px; }
.bg-soft{ background: var(--bg-soft); }
.bg-navy{ background: var(--navy); color:#fff; }
.bg-navy h2, .bg-navy .eyebrow{ color:#fff; }
.bg-navy .eyebrow{ color: var(--amber); }

/* ---------- Problem cards ---------- */
.grid-problem{ display:grid; grid-template-columns: repeat(3,1fr); gap:24px; }
.card-problem{
  background:#fff; border:1px solid var(--border); border-radius: var(--radius);
  padding:26px; box-shadow: 0 12px 30px -22px rgba(30,39,97,.25);
}
.card-problem h3{ font-size:1.02rem; color: var(--navy); margin:0 0 8px; }
.card-problem p{ color: var(--muted); font-size:.92rem; margin:0; }

/* ---------- Feature cards (numbered) ---------- */
.grid-features{ display:grid; grid-template-columns: repeat(3,1fr); gap:22px; }
.card-feature{
  border:1px solid var(--border); border-radius: var(--radius); padding:26px;
  background: #fff; transition: border-color .2s ease, transform .2s ease;
}
.card-feature:hover{ border-color: var(--amber); transform: translateY(-3px); }
.card-feature .n{
  font-family: var(--serif); color: var(--ice); font-size:2.1rem; line-height:1;
  -webkit-text-stroke: 1px var(--navy); color: transparent;
}
.card-feature h3{ margin:10px 0 8px; font-size:1.05rem; color: var(--navy); }
.card-feature p{ margin:0; color: var(--muted); font-size:.92rem; }

/* ---------- Steps ---------- */
.steps{ counter-reset: step; display:grid; grid-template-columns: repeat(4,1fr); gap:0; }
.step{
  position:relative; padding: 0 22px 0 0;
  border-right: 1px dashed var(--border);
}
.step:last-child{ border-right:none; padding-right:0; }
.step .num{
  width:40px; height:40px; border-radius:50%; background: var(--navy); color:#fff;
  display:flex; align-items:center; justify-content:center; font-weight:700; margin-bottom:16px;
  font-family: var(--serif);
}
.step h4{ margin:0 0 8px; color: var(--navy); font-size:1rem; }
.step p{ margin:0; color: var(--muted); font-size:.9rem; }

@media (max-width: 900px){
  .steps{ grid-template-columns: 1fr 1fr; gap:28px; }
  .step{ border-right:none; }
  .grid-problem, .grid-features{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px){
  .steps{ grid-template-columns: 1fr; }
  .grid-problem, .grid-features{ grid-template-columns: 1fr; }
  .hero .container{ grid-template-columns: 1fr; }
}

/* ---------- Telas do sistema (preview) ---------- */
.grid-telas{ display:grid; grid-template-columns: repeat(2, 1fr); gap:28px; }
.tela-card{
  border:1px solid var(--border); border-radius: var(--radius); overflow:hidden;
  background:#fff; box-shadow: 0 14px 34px -26px rgba(30,39,97,.3);
}
.tela-card img{ width:100%; border-bottom:1px solid var(--border); cursor: zoom-in; }
.tela-card figcaption{ padding:16px 18px; }
.tela-card figcaption b{ display:block; color: var(--navy); font-family: var(--serif); font-size:1rem; }
.tela-card figcaption span{ color: var(--muted); font-size:.85rem; }
@media (max-width: 720px){ .grid-telas{ grid-template-columns: 1fr; } }

.center-cta{ text-align:center; margin-top: 36px; }

/* ---------- Diferenciais ---------- */
.grid-dif{ display:grid; grid-template-columns: repeat(3,1fr); gap:24px; }
.card-dif{
  border-left: 3px solid var(--amber); padding: 4px 0 4px 20px;
}
.card-dif h3{ color: var(--navy); font-size:1.02rem; margin:0 0 8px; }
.card-dif p{ margin:0; color: var(--muted); font-size:.92rem; }
@media (max-width: 780px){ .grid-dif{ grid-template-columns: 1fr; } }

/* ---------- Álbum ---------- */
.album-toggle-row{ display:flex; gap:18px; flex-wrap:wrap; margin-bottom:12px; }
.album-toggle{
  flex:1; min-width:260px;
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  background:#fff; border:1px solid var(--border); border-radius: var(--radius);
  padding:20px 22px; cursor:pointer; text-align:left; font-family: inherit;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.album-toggle:hover{ border-color: var(--amber); box-shadow: var(--shadow); }
.album-toggle .info b{ display:block; color: var(--navy); font-family: var(--serif); font-size:1.05rem; }
.album-toggle .info span{ color: var(--muted); font-size:.85rem; }
.album-toggle .plus{
  width:34px; height:34px; border-radius:50%; background: var(--ice); color: var(--navy);
  display:flex; align-items:center; justify-content:center; font-size:1.2rem; font-weight:700;
  flex: 0 0 auto; transition: transform .2s ease, background .2s ease;
}
.album-toggle[aria-expanded="true"] .plus{ transform: rotate(45deg); background: var(--amber); color: var(--navy-dark); }

.album-panel{
  display:none; margin-top:22px;
  grid-template-columns: repeat(4, 1fr); gap:16px;
}
.album-panel.is-open{ display:grid; }
.album-item{
  border:1px solid var(--border); border-radius:10px; overflow:hidden; background:#fff; cursor:zoom-in;
}
.album-item img{ width:100%; aspect-ratio: 4/3; object-fit: cover; }
.album-item span{
  display:block; padding:8px 10px; font-size:.76rem; color: var(--muted); line-height:1.3;
}
.album-item span b{ display:block; color: var(--navy); font-size:.8rem; }
@media (max-width: 1000px){ .album-panel{ grid-template-columns: repeat(3,1fr); } }
@media (max-width: 700px){ .album-panel{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 460px){ .album-panel{ grid-template-columns: 1fr 1fr; } }

/* ---------- Resumo / checklist ---------- */
.grid-check{ display:grid; grid-template-columns: repeat(2,1fr); gap:22px 32px; }
.check-item{ display:flex; gap:14px; }
.check-item .tick{
  width:30px; height:30px; border-radius:50%; background: var(--amber); color: var(--navy-dark);
  display:flex; align-items:center; justify-content:center; font-weight:700; flex:0 0 auto;
}
.check-item h4{ margin:0 0 4px; font-size:.98rem; }
.check-item p{ margin:0; color: rgba(255,255,255,.75); font-size:.88rem; }
@media (max-width: 700px){ .grid-check{ grid-template-columns: 1fr; } }

/* ---------- Contato ---------- */
.contato-wrap{ display:grid; grid-template-columns: .9fr 1.1fr; gap:48px; align-items:start; }
.contato-info p{ color: var(--muted); }
.contato-info ul{ list-style:none; padding:0; margin: 22px 0 0; }
.contato-info li{ padding:8px 0; border-top:1px solid var(--border); color: var(--muted); font-size:.92rem; }
.contato-info li b{ color: var(--navy); }
form.form-contato{
  background:#fff; border:1px solid var(--border); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow);
  display:grid; gap:14px;
}
form.form-contato .row2{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
form.form-contato label{ font-size:.82rem; font-weight:600; color: var(--navy); display:block; margin-bottom:6px; }
form.form-contato input, form.form-contato textarea{
  width:100%; padding:11px 13px; border:1px solid var(--border); border-radius:8px;
  font-family: inherit; font-size:.94rem; color: var(--ink);
}
form.form-contato input:focus, form.form-contato textarea:focus{
  outline:2px solid var(--amber); outline-offset:1px; border-color: var(--amber);
}
.honeypot{ position:absolute !important; left:-9999px !important; width:1px; height:1px; overflow:hidden; }
.form-msg{ font-size:.88rem; padding:10px 12px; border-radius:8px; display:none; }
.form-msg.ok{ display:block; background:#e6f6ec; color:#1c8a4c; }
.form-msg.erro{ display:block; background:#fdeaea; color:#b3261e; }
.form-footnote{ font-size:.8rem; color: var(--muted); margin-top:4px; }
@media (max-width: 820px){
  .contato-wrap{ grid-template-columns: 1fr; }
  form.form-contato .row2{ grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */
footer.site-footer{
  background: var(--navy-dark); color: rgba(255,255,255,.75); padding: 40px 0 26px; font-size:.85rem;
}
footer.site-footer .container{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:18px; align-items:center;
}
footer.site-footer nav{ display:flex; gap:18px; flex-wrap:wrap; }
footer.site-footer nav a{ text-decoration:none; color: rgba(255,255,255,.75); }
footer.site-footer nav a:hover{ color: var(--amber); }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,.12); margin-top:22px; padding-top:18px;
  font-size:.78rem; color: rgba(255,255,255,.5);
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px;
}

/* ---------- Lightbox ---------- */
.lightbox{
  position:fixed; inset:0; background: rgba(10,14,35,.92); z-index:1000;
  display:none; align-items:center; justify-content:center; padding: 40px;
}
.lightbox.is-open{ display:flex; }
.lightbox figure{ max-width: min(92vw, 980px); max-height:88vh; margin:0; text-align:center; }
.lightbox img{ max-width:100%; max-height:76vh; border-radius:8px; margin: 0 auto; }
.lightbox figcaption{ color:#fff; margin-top:14px; font-size:.92rem; }
.lightbox figcaption b{ color: var(--amber); }
.lightbox .lb-close, .lightbox .lb-prev, .lightbox .lb-next{
  position:absolute; background: rgba(255,255,255,.1); color:#fff; border:none;
  width:46px; height:46px; border-radius:50%; font-size:1.3rem; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  transition: background .2s ease;
}
.lightbox .lb-close:hover, .lightbox .lb-prev:hover, .lightbox .lb-next:hover{ background: rgba(255,255,255,.25); }
.lightbox .lb-close{ top: 22px; right: 22px; }
.lightbox .lb-prev{ left: 22px; top:50%; transform: translateY(-50%); }
.lightbox .lb-next{ right: 22px; top:50%; transform: translateY(-50%); }
@media (max-width: 600px){
  .lightbox .lb-prev{ left:8px; } .lightbox .lb-next{ right:8px; } .lightbox .lb-close{ right:8px; top:8px; }
}

@media (prefers-reduced-motion: reduce){
  *{ transition:none !important; scroll-behavior:auto !important; }
}