/* =========================================================
   HSVF Informática — site institucional
   Paleta: azul corporativo, grafite, branco e neutros.
   ========================================================= */

:root {
  --bg: #0b1220;
  --bg-2: #0f172a;
  --surface: #131c31;
  --surface-2: #18233c;

  --blue: #2f6df6;
  --blue-600: #1d4ed8;
  --blue-300: #7aa5ff;
  --cyan: #38bdf8;

  --text: #eef2f9;
  --muted: #a7b3c9;
  --muted-2: #7d8aa3;

  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);

  --grad: linear-gradient(100deg, #7aa5ff 0%, #4f8bff 45%, #38bdf8 100%);
  --shadow: 0 18px 45px rgba(3, 8, 20, 0.45);

  --font-head: "Sora", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --radius: 16px;
  --radius-sm: 10px;
  --maxw: 1180px;
  --header-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: var(--font-head);
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.02em;
  font-weight: 700;
}

p { margin: 0 0 1rem; }
a { color: inherit; text-decoration: none; transition: color 0.2s var(--ease); }
img { max-width: 100%; display: block; height: auto; }
ul, ol { margin: 0; padding: 0; list-style: none; }

:focus-visible {
  outline: 2px solid var(--blue-300);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: rgba(47, 109, 246, 0.35); color: #fff; }

.container {
  width: min(100% - 40px, var(--maxw));
  margin-inline: auto;
}

.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: 12px 18px;
  background: var(--blue);
  color: #fff;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

/* ---------------- botões ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 13px 24px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 10px 26px rgba(47, 109, 246, 0.3);
}
.btn-primary:hover { background: var(--blue-600); transform: translateY(-2px); }

.btn-ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--blue-300); color: var(--blue-300); }

.btn-block { width: 100%; }

/* ---------------- header ---------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.site-header.is-scrolled {
  border-bottom-color: var(--border);
  background: rgba(11, 18, 32, 0.95);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  margin-right: auto;
  font-family: var(--font-head);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 11px;
  background: var(--grad);
  color: #04122e;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 1.05rem; font-weight: 700; letter-spacing: -0.01em; }
.brand-text span { font-size: 0.78rem; color: var(--muted); font-weight: 500; }

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}
.main-nav a {
  display: block;
  padding: 9px 14px;
  border-radius: 8px;
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--muted);
}
.main-nav a:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }
.main-nav a.is-active { color: var(--text); }

/* Só aparece dentro do menu mobile; .btn vem depois na cascata, daí a
   especificidade extra para não vazar no desktop. */
.main-nav .nav-cta-mobile { display: none; }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  margin-inline: auto;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle span { position: relative; }
.nav-toggle span::before,
.nav-toggle span::after { content: ""; position: absolute; left: 0; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------------- hero ---------------- */
.hero {
  position: relative;
  padding: clamp(60px, 9vw, 110px) 0 clamp(56px, 8vw, 96px);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 520px at 12% -12%, rgba(47, 109, 246, 0.20), transparent 62%),
    radial-gradient(760px 560px at 96% 4%, rgba(56, 189, 248, 0.13), transparent 58%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  align-items: center;
  gap: clamp(32px, 5vw, 64px);
}

.eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 13px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--blue-300);
}

.hero h1 {
  font-size: clamp(2.1rem, 4.8vw, 3.5rem);
  margin-bottom: 20px;
  font-weight: 800;
}

.hero-lead {
  max-width: 60ch;
  font-size: clamp(1rem, 1.5vw, 1.13rem);
  color: var(--muted);
  margin-bottom: 30px;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-bottom: 30px; }

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  font-size: 0.9rem;
  color: var(--muted);
}
.hero-badges li { display: inline-flex; align-items: center; gap: 8px; }
.hero-badges i { color: var(--blue-300); font-size: 0.82rem; }

/* --- composição visual do hero (CSS puro: sem imagem para carregar) --- */
.hero-visual {
  position: relative;
  min-height: 380px;
  display: grid;
  place-items: center;
}

.stack-card {
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.stack-web {
  width: min(100%, 430px);
  border-radius: 14px;
  overflow: hidden;
  transform: perspective(1200px) rotateY(-11deg) rotateX(5deg);
}

.win-bar {
  display: flex;
  gap: 6px;
  padding: 11px 14px;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid var(--border);
}
.win-bar span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, 0.22); }
.win-bar span:first-child { background: #f87171; }
.win-bar span:nth-child(2) { background: #fbbf24; }
.win-bar span:nth-child(3) { background: #4ade80; }

.win-body { padding: 18px; display: grid; gap: 11px; }
.win-line { height: 9px; border-radius: 6px; background: rgba(255, 255, 255, 0.09); }
.win-line.w-70 { width: 70%; background: var(--grad); opacity: 0.75; }
.win-line.w-45 { width: 45%; }
.win-line.w-60 { width: 60%; }
.win-line.w-35 { width: 35%; }
.win-line.w-80 { width: 80%; }
.win-line.w-55 { width: 55%; }

.win-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 5px 0; }
.win-tile { height: 46px; border-radius: 9px; background: rgba(255, 255, 255, 0.06); border: 1px solid var(--border); }

.stack-phone {
  position: absolute;
  right: -6px;
  bottom: -18px;
  width: 168px;
  padding: 12px 10px;
  border-radius: 24px;
  transform: perspective(1000px) rotateY(-11deg) rotateX(4deg);
}
.phone-notch {
  width: 52px;
  height: 5px;
  margin: 0 auto 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.22);
}
.phone-body { display: grid; gap: 9px; }
.phone-hero { height: 62px; border-radius: 11px; background: var(--grad); opacity: 0.8; }
.phone-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.phone-row span { height: 34px; border-radius: 8px; background: rgba(255, 255, 255, 0.07); }

.float-chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(19, 28, 49, 0.92);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow);
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}
.chip-a { top: 6%; left: -4%; }
.chip-b { bottom: 14%; left: -6%; }
.chip-c { top: 32%; right: -4%; }

/* ---------------- seções ---------------- */
.section { padding: clamp(56px, 8vw, 96px) 0; }
.section-alt { background: var(--bg-2); }

.section-head { max-width: 720px; margin-bottom: clamp(32px, 4vw, 52px); }
.section-head h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); margin-bottom: 14px; }
.section-lead { color: var(--muted); font-size: 1.03rem; margin: 0; }

/* ---------------- cards ---------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.card-ico {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 11px;
  background: rgba(47, 109, 246, 0.14);
  border: 1px solid rgba(47, 109, 246, 0.28);
  color: var(--blue-300);
  font-size: 1.05rem;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(288px, 1fr));
  gap: 20px;
}

.service-card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.service-card h3 { font-size: 1.16rem; margin: 16px 0 10px; }
.service-card p { color: var(--muted); font-size: 0.95rem; margin-bottom: 16px; }

.tag-list { display: flex; flex-wrap: wrap; gap: 7px; }
.tag-list li {
  padding: 5px 11px;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  font-size: 0.79rem;
  color: var(--muted);
}
.tag-list-sm li { font-size: 0.74rem; padding: 4px 9px; }

/* ---------------- soluções ---------------- */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
}
.solution-item {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 17px 19px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 500;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.solution-item:hover { border-color: var(--blue); transform: translateY(-2px); }
.solution-item i { color: var(--blue-300); font-size: 1.05rem; width: 20px; text-align: center; }

/* ---------------- processo ---------------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(276px, 1fr));
  gap: 20px;
  counter-reset: step;
}
.process-item {
  position: relative;
  padding: 26px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.process-num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-head);
  font-size: 1.7rem;
  font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.process-item h3 { font-size: 1.08rem; margin-bottom: 8px; }
.process-item p { color: var(--muted); font-size: 0.92rem; margin: 0; }

/* ---------------- tecnologias ---------------- */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(272px, 1fr));
  gap: 20px;
}
.tech-head { display: flex; align-items: center; gap: 13px; margin-bottom: 17px; }
.tech-head h3 { font-size: 1.06rem; }

.chip-list { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  font-size: 0.84rem;
  font-weight: 500;
}
.chip i { font-size: 1rem; }

/* ---------------- projetos ---------------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 30px; }
.filter-btn {
  padding: 8px 17px;
  border-radius: 999px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}
.filter-btn:hover { color: var(--text); border-color: var(--border-strong); }
.filter-btn.is-active { background: var(--blue); border-color: var(--blue); color: #fff; }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 22px;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}
.project-card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.project-card[hidden] { display: none; }

.project-thumb { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--surface-2); }
/* As capas vêm dentro de <picture> (WebP + fallback), que é inline por padrão
   e não repassaria a altura ao <img>. */
.project-thumb picture { display: block; width: 100%; height: 100%; }
.project-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s var(--ease); }
.project-card:hover .project-thumb img { transform: scale(1.04); }

.project-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(11, 18, 32, 0.85);
  border: 1px solid var(--border-strong);
  font-size: 0.72rem;
  font-weight: 600;
}

.project-body { padding: 20px; }
.project-body h3 { font-size: 1.1rem; margin-bottom: 8px; }
.project-body p { color: var(--muted); font-size: 0.92rem; margin-bottom: 14px; }

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 14px;
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--blue-300);
}
.project-card:hover .project-link i { transform: translateX(4px); }
.project-link i { transition: transform 0.2s var(--ease); }

/* ---------------- sobre ---------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(30px, 5vw, 60px);
  align-items: start;
}
.about-copy h2 { font-size: clamp(1.7rem, 3.2vw, 2.3rem); margin-bottom: 18px; }
.about-copy p { color: var(--muted); }

.stats-row { display: flex; flex-wrap: wrap; gap: 14px; margin: 26px 0 0; }
.stat {
  flex: 1 1 128px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-align: center;
}
.stat dt {
  font-family: var(--font-head);
  font-size: 1.75rem;
  font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat dd { margin: 4px 0 0; font-size: 0.83rem; color: var(--muted); }

.diff-list { display: grid; gap: 14px; }
.diff-list li {
  display: flex;
  gap: 15px;
  padding: 19px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.diff-list h3 { font-size: 1rem; margin-bottom: 5px; }
.diff-list p { color: var(--muted); font-size: 0.9rem; margin: 0; }

/* ---------------- contato ---------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.contact-aside h3 { font-size: 1.2rem; margin-bottom: 20px; }
.contact-list { display: grid; gap: 16px; margin-bottom: 22px; }
.contact-list li { display: flex; align-items: center; gap: 14px; }
.contact-list .meta { display: flex; flex-direction: column; line-height: 1.4; }
.contact-list .meta span { font-size: 0.76rem; color: var(--muted-2); text-transform: uppercase; letter-spacing: 0.06em; }
.contact-list .meta a,
.contact-list .meta strong { font-size: 0.96rem; font-weight: 600; }
.contact-list .meta a:hover { color: var(--blue-300); }

.contact-note { color: var(--muted); font-size: 0.9rem; }

.contact-form-wrap {
  padding: clamp(22px, 3vw, 32px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; margin-bottom: 16px; }
.field label { margin-bottom: 7px; font-size: 0.86rem; font-weight: 500; color: var(--muted); }
.field label span { color: var(--blue-300); }

.field input,
.field select,
.field textarea {
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.field textarea { resize: vertical; min-height: 118px; }
.field select { appearance: none; cursor: pointer; background-image: none; }
.field select option { background: var(--surface); color: var(--text); }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: rgba(255, 255, 255, 0.06);
}
.field input::placeholder,
.field textarea::placeholder { color: var(--muted-2); }

.form-hint { margin: 14px 0 0; font-size: 0.82rem; color: var(--muted-2); text-align: center; }

.alert {
  padding: 13px 16px;
  margin-bottom: 18px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  border: 1px solid transparent;
}
.alert-success { background: rgba(34, 197, 94, 0.12); border-color: rgba(34, 197, 94, 0.35); color: #86efac; }
.alert-danger { background: rgba(239, 68, 68, 0.12); border-color: rgba(239, 68, 68, 0.35); color: #fca5a5; }

/* ---------------- case ---------------- */
.case-hero { padding: clamp(40px, 6vw, 70px) 0 clamp(26px, 4vw, 40px); background: var(--bg-2); }
.case-hero h1 { font-size: clamp(1.9rem, 4vw, 2.9rem); margin-bottom: 16px; }
.case-lead { max-width: 68ch; color: var(--muted); font-size: 1.06rem; }

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 0.85rem;
  color: var(--muted-2);
}
.breadcrumb a:hover { color: var(--blue-300); }

.case-meta { display: flex; flex-wrap: wrap; gap: 28px; margin: 24px 0; }
.case-meta dt { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.07em; color: var(--muted-2); }
.case-meta dd { margin: 4px 0 0; font-family: var(--font-head); font-weight: 600; }

.case-shot {
  margin-top: -20px;
  margin-bottom: clamp(34px, 5vw, 56px);
  border-radius: var(--radius);
  overflow: hidden;
}
.case-shot picture { display: block; }
.case-shot img {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.case-body {
  display: grid;
  grid-template-columns: 1.6fr 0.9fr;
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
  padding-bottom: clamp(50px, 7vw, 84px);
}
/* Quando a galeria vem logo abaixo, ela assume o respiro do fim da página. */
.case-body:has(+ .case-gallery-wrap) { padding-bottom: clamp(30px, 4vw, 48px); }
.case-block { margin-bottom: 34px; }
.case-block h2 { font-size: 1.35rem; margin-bottom: 12px; }
.case-block p { color: var(--muted); }

.feature-list { display: grid; gap: 11px; }
.feature-list li { display: flex; align-items: flex-start; gap: 11px; color: var(--muted); }
.feature-list i { margin-top: 5px; color: var(--blue-300); font-size: 0.8rem; }

/* ---- galeria do case (opcional, quando o projeto tem telas extras) ----
   Fica fora do case-body para usar a largura toda: são capturas de celular
   com texto pequeno, que na coluna estreita ficariam ilegíveis. */
.case-gallery-wrap {
  padding-bottom: clamp(50px, 7vw, 84px);
}
.case-gallery-wrap h2 {
  font-size: 1.35rem;
  margin-bottom: 20px;
}
.case-gallery {
  display: grid;
  gap: 28px;
}

/* Capturas de app: altas e estreitas. Duas por linha já deixam o texto
   legível sem que a imagem fique alta demais na tela. */
.case-gallery.is-mobile {
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
}

/* Capturas de tela larga (web/painel): uma por linha, largura toda —
   espremer em duas colunas tornaria o conteúdo ilegível. */
.case-gallery.is-desktop {
  grid-template-columns: 1fr;
  max-width: 1000px;
}
.case-gallery figure { margin: 0; }
.case-gallery picture { display: block; }
.case-gallery img {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
}
.case-gallery figcaption {
  margin-top: 9px;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--muted-2);
}

.case-aside { display: grid; gap: 18px; position: sticky; top: calc(var(--header-h) + 20px); }
.case-aside h2 { font-size: 1.05rem; margin-bottom: 14px; }
.case-cta p { color: var(--muted); font-size: 0.92rem; }

/* ---------------- footer ---------------- */
.site-footer {
  padding: clamp(46px, 6vw, 68px) 0 30px;
  background: #080e1a;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr 1.2fr;
  gap: clamp(26px, 4vw, 46px);
  padding-bottom: 34px;
}
.footer-brand p { margin: 15px 0 18px; color: var(--muted); font-size: 0.92rem; max-width: 34ch; }

.footer-socials { display: flex; gap: 10px; }
.footer-socials a {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--muted);
  transition: all 0.2s var(--ease);
}
.footer-socials a:hover { color: #fff; background: var(--blue); border-color: var(--blue); }

.footer-col h2 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text);
  margin-bottom: 16px;
}
.footer-col ul { display: grid; gap: 10px; }
.footer-col a,
.footer-col address { color: var(--muted); font-size: 0.9rem; font-style: normal; line-height: 1.6; }
.footer-col a:hover { color: var(--blue-300); }

.footer-legal li { display: flex; flex-direction: column; gap: 2px; }
.footer-legal span { font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted-2); }
.footer-legal strong { font-size: 0.88rem; font-weight: 600; color: var(--muted); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted-2);
}
.footer-bottom p { margin: 0; }
.footer-links { display: flex; flex-wrap: wrap; gap: 10px; }
.footer-links a:hover { color: var(--blue-300); }

/* ---------------- whatsapp flutuante ---------------- */
/* O badge do reCAPTCHA se ancora no canto inferior direito e ocupa ~74px de
   altura, então o WhatsApp sobe para não ficar por cima dele. Se o badge não
   carregar (bloqueador, falha de rede), o JS devolve o botão para 20px — daí
   o offset vir de uma variável em vez de um valor fixo. */
.whats-float {
  position: fixed;
  right: 20px;
  bottom: var(--whats-bottom, 94px);
  z-index: 90;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  font-size: 1.6rem;
  box-shadow: 0 10px 26px rgba(37, 211, 102, 0.35);
  transition: transform 0.2s var(--ease);
}
.whats-float:hover { transform: scale(1.07); }

/* ---------------- modal de feedback ---------------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(5, 9, 18, 0.72);
  backdrop-filter: blur(4px);
}
.modal[hidden] { display: none !important; }

.modal-box {
  width: min(100%, 400px);
  padding: 30px 26px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
}
.modal-icon { font-size: 2.4rem; margin-bottom: 14px; display: block; }
.modal-icon.is-success { color: #4ade80; }
.modal-icon.is-error { color: #f87171; }
.modal-box p { color: var(--muted); margin-bottom: 20px; }

/* ---------------- animação de entrada ----------------
   O JS marca <html class="js-reveal"> antes de esconder qualquer coisa.
   Sem JS (ou se ele falhar), o conteúdo continua visível — nada de seções
   em branco para o visitante ou para um crawler. */
.js-reveal .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.js-reveal .reveal.is-visible { opacity: 1; transform: none; }

/* ---------------- responsivo ---------------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; min-height: 300px; margin-bottom: 10px; }
  .stack-web { transform: none; width: min(100%, 380px); }
  .stack-phone { transform: none; right: 0; bottom: -10px; width: 140px; }
  .chip-a, .chip-b, .chip-c { display: none; }

  .about-grid,
  .contact-grid,
  .case-body { grid-template-columns: 1fr; }

  .case-aside { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .nav-cta { display: none; }
  .nav-toggle { display: grid; place-items: center; }

  .main-nav {
    position: fixed;
    inset: var(--header-h) 0 auto;
    display: block;
    padding: 18px 20px 26px;
    background: rgba(11, 18, 32, 0.98);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    /* Sobe a própria altura MAIS a do header: o painel começa em
       top:var(--header-h), então -100% sozinho deixaria uma faixa dele
       visível abaixo do topo (o -130% antigo dependia da altura do menu). */
    transform: translateY(calc(-100% - var(--header-h)));
    transition: transform 0.3s var(--ease), visibility 0.3s;
    visibility: hidden;
  }
  .main-nav.is-open { transform: translateY(0); visibility: visible; }

  .main-nav ul { flex-direction: column; align-items: stretch; gap: 2px; }
  .main-nav a { padding: 13px 14px; font-size: 1rem; }

  .main-nav .nav-cta-mobile { display: inline-flex; width: 100%; margin-top: 14px; }
}

@media (max-width: 620px) {
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .case-meta { gap: 20px; }
  .hero-actions .btn { width: 100%; }
  .whats-float { width: 50px; height: 50px; font-size: 1.45rem; }
}

/* respeita quem prefere menos movimento */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ---------------- páginas legais ---------------- */
.legal h1 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); margin-bottom: 16px; }
.legal .section-lead { margin-bottom: 36px; }
.legal-body h2 {
  font-size: 1.15rem;
  margin: 32px 0 10px;
  padding-top: 4px;
}
.legal-body p { color: var(--muted); }
.legal-body a { color: var(--blue-300); text-decoration: underline; text-underline-offset: 3px; }
.legal-updated {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 0.87rem;
  color: var(--muted-2);
}

/* Impressão: nada de conteúdo invisível por causa da animação. */
@media print {
  .js-reveal .reveal { opacity: 1 !important; transform: none !important; }
  .site-header, .whats-float, .nav-toggle { display: none !important; }
  body { background: #fff; color: #000; }
}