/* ===================================================================
   PLAQUINHAS TOQY — Design System v2
   Dark premium · Syne (display) + Plus Jakarta Sans (body)
   Âmbar #F5C418 · Paleta de 5 tokens, restrição por princípio
   =================================================================== */

:root {
  --black:     #06060B;
  --black-2:   #0B0B13;
  --surface:   #101018;
  --surface-2: #161622;
  --line:      #222232;

  --amber:     #F5C418;
  --amber-deep: #C89400;

  --text:      #EEEEF3;
  --text-dim:  #8A8AA2;
  --text-faint: #525268;

  --green:     #25D366;
  --white:     #FFFFFF;

  --radius:    16px;
  --radius-sm: 10px;
  --radius-lg: 22px;
  --maxw:      1180px;

  --ease:     cubic-bezier(.22,.61,.36,1);
  --ease-out: cubic-bezier(.16,1,.3,1);

  --shadow:       0 32px 64px -20px rgba(0,0,0,.9);
  --shadow-lift:  0 1px 0 rgba(255,255,255,.07) inset;
  --shadow-amber: 0 20px 56px -14px rgba(245,196,24,.52);

  --font-display: 'Syne', system-ui, sans-serif;
  --font-body:    'Plus Jakarta Sans', system-ui, sans-serif;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

body::before {
  content: '';
  position: fixed;
  top: -28%; left: 50%;
  width: 1100px; height: 1100px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(245,196,24,.08) 0%, transparent 62%);
  pointer-events: none; z-index: 0;
}

/* ============ TYPOGRAPHY ============ */
h1, h2 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.03;
  letter-spacing: -.028em;
}
h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.018em;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--amber);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: '';
  width: 24px; height: 1.5px;
  background: currentColor;
  opacity: .7;
  display: inline-block;
  flex-shrink: 0;
}
.eyebrow.center::after {
  content: '';
  width: 24px; height: 1.5px;
  background: currentColor;
  opacity: .7;
  display: inline-block;
  flex-shrink: 0;
}

.section { position: relative; z-index: 1; padding: 100px 0; }
.section-head { max-width: 680px; margin: 0 auto 60px; text-align: center; }
.section-head h2 { font-size: clamp(30px, 5vw, 46px); margin: 18px 0 16px; }
.section-head p { color: var(--text-dim); font-size: 17px; line-height: 1.65; }
.amber-text { color: var(--amber); }

/* ============ HEADER ============ */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(6,6,11,.72);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  border-bottom: 1px solid transparent;
  transition: border-color .4s, background .4s;
}
.header.scrolled {
  border-bottom-color: var(--line);
  background: rgba(6,6,11,.9);
}
.header-content { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -.01em;
  display: flex; align-items: center; gap: 9px;
}
.logo .dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 12px rgba(245,196,24,.75);
}
.logo span { color: var(--amber); }

.nav-links { display: flex; gap: 32px; }
.nav-links a {
  font-size: 14px;
  color: var(--text-dim);
  font-weight: 500;
  letter-spacing: .01em;
  transition: color .2s;
}
.nav-links a:hover { color: var(--text); }

.nav-cta {
  background: var(--amber);
  color: var(--black) !important;
  font-weight: 700;
  font-size: 13.5px;
  letter-spacing: .01em;
  padding: 10px 22px;
  border-radius: 100px;
  transition: transform .22s var(--ease), box-shadow .22s;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: var(--shadow-amber); }
.nav-cta:active { transform: scale(.97); box-shadow: none; }

.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.menu-toggle span { width: 22px; height: 1.5px; background: var(--text); border-radius: 2px; transition: .3s; }

.mobile-menu {
  display: none; position: fixed; top: 72px; left: 0; right: 0;
  background: var(--black-2); border-bottom: 1px solid var(--line);
  flex-direction: column; padding: 16px 24px; gap: 2px; z-index: 99;
}
.mobile-menu.active { display: flex; }
.mobile-menu a {
  padding: 13px 0;
  color: var(--text-dim);
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  font-weight: 500;
  transition: color .2s;
}
.mobile-menu a:last-child { border: none; color: var(--amber); font-weight: 700; }
.mobile-menu a:hover { color: var(--text); }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 15px 30px; border-radius: 100px;
  font-weight: 700; font-size: 15px; letter-spacing: .01em;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), background .2s;
  white-space: nowrap; cursor: pointer; text-align: center;
}
.btn-primary { background: var(--amber); color: var(--black); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--shadow-amber); }
.btn-primary:active { transform: scale(.97); box-shadow: none; }

.btn-outline { background: transparent; color: var(--text); border: 1.5px solid var(--line); }
.btn-outline:hover { border-color: rgba(245,196,24,.45); color: var(--amber); }
.btn-outline:active { transform: scale(.97); }

.btn-whatsapp { background: var(--green); color: #fff; }
.btn-whatsapp:hover { transform: translateY(-3px); box-shadow: 0 18px 44px -14px rgba(37,211,102,.55); }
.btn-whatsapp:active { transform: scale(.97); box-shadow: none; }

.btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.btn-lg { padding: 17px 38px; font-size: 16px; }
.btn-block { width: 100%; }
.btn:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }

/* ============ HERO ============ */
.hero { padding: 148px 0 90px; position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: center; }

.hero h1 { font-size: clamp(38px, 6.2vw, 66px); margin: 20px 0 20px; line-height: 1.02; }
.hero h1 .amber-text { display: inline; }
.hero-sub { font-size: 17.5px; color: var(--text-dim); max-width: 510px; margin-bottom: 16px; line-height: 1.65; }
.hero-note { font-size: 14px; color: var(--text-faint); max-width: 480px; margin-bottom: 32px; line-height: 1.72; }
.hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.hero-badge { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-dim); font-weight: 500; }
.hero-badge svg { width: 15px; height: 15px; color: var(--amber); flex-shrink: 0; }

.hero-visual { position: relative; }
.hero-visual img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow); }

.hero-float {
  position: absolute;
  background: rgba(16,16,24,.9);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 8px 32px -8px rgba(0,0,0,.6), inset 0 1px 0 rgba(255,255,255,.09);
  border-radius: 14px;
  padding: 12px 16px;
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 600;
}
.hero-float.top { top: 22px; left: -16px; }
.hero-float.bottom { bottom: 22px; right: -16px; }
.hero-float .ico {
  width: 32px; height: 32px; border-radius: 9px;
  background: rgba(245,196,24,.13);
  display: grid; place-items: center;
}
.hero-float .ico svg { width: 16px; height: 16px; color: var(--amber); }
.hero-float small { display: block; color: var(--text-faint); font-weight: 500; font-size: 11px; margin-top: 1px; }

/* ============ TRUST STRIP ============ */
.trust-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--black-2);
  position: relative; z-index: 1;
}
.trust-inner { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 24px; padding: 32px 0; }
.trust-item { text-align: center; }
.trust-item .num {
  font-family: var(--font-display);
  font-size: 30px; font-weight: 800;
  color: var(--amber);
  letter-spacing: -.02em; line-height: 1.1;
}
.trust-item .lbl { font-size: 12.5px; color: var(--text-dim); margin-top: 4px; letter-spacing: .02em; }

/* ============ BENEFITS ============ */
.benefits-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.benefit-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 24px;
  box-shadow: var(--shadow-lift);
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.benefit-card:hover {
  transform: translateY(-5px);
  border-color: rgba(245,196,24,.3);
  box-shadow: var(--shadow-lift), 0 20px 48px -18px rgba(0,0,0,.5);
}
.benefit-ico {
  width: 48px; height: 48px; border-radius: 13px;
  background: rgba(245,196,24,.1);
  display: grid; place-items: center; margin-bottom: 20px;
}
.benefit-ico svg { width: 24px; height: 24px; color: var(--amber); }
.benefit-card h3 { font-size: 17px; margin-bottom: 9px; }
.benefit-card p { font-size: 14px; color: var(--text-dim); line-height: 1.6; }

/* ============ MODELS ============ */
.models { background: var(--black-2); }
.models-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.model-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex; flex-direction: column; position: relative;
  box-shadow: var(--shadow-lift);
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.model-card:hover {
  transform: translateY(-7px);
  border-color: rgba(245,196,24,.38);
  box-shadow: var(--shadow-lift), 0 28px 60px -20px rgba(0,0,0,.65);
}
.model-card.featured {
  border-color: rgba(245,196,24,.55);
  background: linear-gradient(155deg, rgba(245,196,24,.04) 0%, var(--surface) 45%);
}
.model-card.featured::after {
  content: 'MAIS VENDIDO';
  position: absolute; top: 14px; right: 14px; z-index: 3;
  background: var(--amber); color: var(--black);
  font-size: 10px; font-weight: 800;
  letter-spacing: .12em; padding: 5px 11px; border-radius: 100px;
}

.model-media { aspect-ratio: 4/3; background: var(--surface-2); overflow: hidden; position: relative; }
.model-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.model-card:hover .model-media img { transform: scale(1.04); }

.model-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.model-tag {
  font-size: 10.5px; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--amber); margin-bottom: 8px;
}
.model-body h3 { font-size: 20px; margin-bottom: 6px; }
.model-desc { font-size: 13.5px; color: var(--text-dim); margin-bottom: 20px; min-height: 42px; line-height: 1.6; }
.model-price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 4px; }
.model-price .cur { font-size: 15px; color: var(--text-dim); font-weight: 600; }
.model-price .val { font-family: var(--font-display); font-size: 38px; font-weight: 800; letter-spacing: -.02em; }
.model-price-note { font-size: 12px; color: var(--green); font-weight: 600; margin-bottom: 18px; display: flex; align-items: center; gap: 6px; }
.model-price-note svg { width: 13px; height: 13px; }
.model-feats { list-style: none; margin-bottom: 22px; display: grid; gap: 9px; }
.model-feats li { font-size: 13px; color: var(--text-dim); display: flex; align-items: center; gap: 9px; }
.model-feats li svg { width: 15px; height: 15px; color: var(--amber); flex-shrink: 0; }
.model-card .btn { margin-top: auto; }

.models-help {
  margin-top: 36px; text-align: center;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px;
  box-shadow: var(--shadow-lift);
}
.models-help p { color: var(--text-dim); font-size: 15px; margin-bottom: 16px; }
.models-help strong { color: var(--text); }

/* ============ HOW IT WORKS ============ */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step { position: relative; padding-top: 8px; }
.step-num {
  font-family: var(--font-display);
  font-size: 64px; font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(245,196,24,.45);
  line-height: .95; margin-bottom: 18px; display: block;
}
.step h3 { font-size: 17px; margin-bottom: 9px; }
.step p { font-size: 14px; color: var(--text-dim); line-height: 1.65; }
.step-wa-note {
  margin-top: 48px; text-align: center;
  padding: 32px 36px;
  background: linear-gradient(135deg, rgba(37,211,102,.06) 0%, transparent 70%);
  border: 1px solid rgba(37,211,102,.22);
  border-radius: var(--radius);
}
.step-wa-note h3 { font-size: 21px; margin-bottom: 10px; }
.step-wa-note p { color: var(--text-dim); max-width: 540px; margin: 0 auto 20px; font-size: 15px; line-height: 1.65; }

/* ============ GALLERY / PORTFOLIO ============ */
.portfolio { background: var(--black-2); }
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.portfolio-item {
  border-radius: var(--radius); overflow: hidden;
  position: relative; aspect-ratio: 4/5;
  background: var(--surface);
}
.portfolio-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s var(--ease);
}
.portfolio-item:hover img { transform: scale(1.05); }
.portfolio-item .cap {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 20px 18px;
  background: linear-gradient(transparent, rgba(6,6,11,.96));
  font-weight: 700; font-size: 15px;
  font-family: var(--font-display);
}
.portfolio-item .cap small {
  display: block; color: var(--amber);
  font-family: var(--font-body);
  font-size: 11px; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  margin-bottom: 3px; opacity: .85;
}

.portfolio-video { position: relative; }
.portfolio-video video { width: 100%; height: 100%; object-fit: cover; }
.portfolio-video .play-badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  background: rgba(6,6,11,.75); backdrop-filter: blur(8px);
  color: #fff; font-size: 10.5px; font-weight: 700;
  letter-spacing: .1em; padding: 5px 11px; border-radius: 100px;
  display: flex; align-items: center; gap: 6px;
}
.portfolio-video .play-badge svg { width: 11px; height: 11px; color: var(--amber); }

/* ============ TESTIMONIALS ============ */
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: start; }
.testi-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px;
  box-shadow: var(--shadow-lift);
}
.testi-stars { display: flex; gap: 3px; margin-bottom: 14px; }
.testi-stars svg { width: 15px; height: 15px; color: var(--amber); }
.testi-card p { font-size: 15px; color: var(--text); margin-bottom: 20px; line-height: 1.65; }
.testi-who { display: flex; align-items: center; gap: 12px; }
.testi-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--amber) 0%, var(--amber-deep) 100%);
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 800;
  color: var(--black); font-size: 16px; flex-shrink: 0;
}
.testi-who .name { font-weight: 700; font-size: 14px; }
.testi-who .role { font-size: 12px; color: var(--text-faint); margin-top: 2px; }

.zap-proof { margin-top: 52px; }
.zap-proof-head { text-align: center; margin-bottom: 32px; }
.zap-proof-head h3 { font-size: 24px; margin-bottom: 8px; }
.zap-proof-head p { color: var(--text-dim); font-size: 15px; }
.zap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.zap-shot {
  border-radius: var(--radius-sm); overflow: hidden;
  border: 1px solid var(--line); background: var(--surface);
}
.zap-shot img { width: 100%; height: 100%; object-fit: cover; }

/* ============ NFC/QR FEATURE ============ */
.tech { background: var(--black-2); }
.tech-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.tech-card {
  border-radius: var(--radius-lg); overflow: hidden;
  position: relative; min-height: 340px;
  display: flex; align-items: flex-end;
}
.tech-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.tech-card .tech-body {
  position: relative; z-index: 2; padding: 32px;
  background: linear-gradient(transparent, rgba(6,6,11,.96));
  width: 100%;
}
.tech-card h3 { font-size: 22px; margin-bottom: 8px; }
.tech-card p { color: var(--text-dim); font-size: 14.5px; line-height: 1.6; }

/* ============ BIOSITE UPSELL ============ */
.biosite-compare {
  display: grid; grid-template-columns: 1fr auto 1fr;
  gap: 32px; align-items: center; margin-bottom: 40px;
}
.compare-col { text-align: center; }
.compare-col img { border-radius: var(--radius); margin-bottom: 14px; width: 100%; }
.compare-col .lbl { font-weight: 700; font-family: var(--font-display); font-size: 16px; letter-spacing: -.01em; }
.compare-col.before .lbl { color: var(--text-faint); }
.compare-col.after .lbl { color: var(--amber); }
.compare-arrow { font-size: 24px; color: rgba(245,196,24,.5); }

/* ============ QUALITY ============ */
.quality-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.quality-list { list-style: none; display: grid; gap: 16px; margin-top: 10px; }
.quality-list li { display: flex; align-items: flex-start; gap: 13px; font-size: 15px; line-height: 1.6; }
.quality-list li svg { width: 20px; height: 20px; color: var(--amber); flex-shrink: 0; margin-top: 2px; }
.quality-img img { border-radius: var(--radius-lg); box-shadow: var(--shadow); }

/* ============ SERVICES ============ */
.services-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.service-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  display: grid; grid-template-columns: 120px 1fr;
  box-shadow: var(--shadow-lift);
}
.service-card img { width: 120px; height: 100%; object-fit: cover; }
.service-body { padding: 24px; }
.service-body h3 { font-size: 17px; margin-bottom: 5px; }
.service-price { color: var(--amber); font-weight: 700; font-size: 13.5px; margin-bottom: 10px; }
.service-body p { font-size: 13.5px; color: var(--text-dim); margin-bottom: 16px; line-height: 1.6; }
.service-body .btn { padding: 9px 18px; font-size: 13px; }

/* ============ FAQ ============ */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  margin-bottom: 10px; overflow: hidden;
  background: var(--surface); box-shadow: var(--shadow-lift);
  transition: border-color .2s;
}
.faq-item.active { border-color: rgba(245,196,24,.4); }
.faq-pergunta {
  width: 100%; text-align: left; padding: 20px 24px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  font-size: 15.5px; font-weight: 600; color: var(--text); line-height: 1.45;
}
.faq-pergunta .ico { font-size: 22px; color: var(--amber); flex-shrink: 0; transition: transform .35s var(--ease); line-height: 1; }
.faq-item.active .faq-pergunta .ico { transform: rotate(45deg); }
.faq-resposta { max-height: 0; overflow: hidden; transition: max-height .38s var(--ease); }
.faq-resposta-inner { padding: 0 24px 22px; color: var(--text-dim); font-size: 15px; line-height: 1.7; }
.faq-item.active .faq-resposta { max-height: 360px; }

/* ============ FINAL CTA ============ */
.final-cta { text-align: center; position: relative; overflow: hidden; }
.final-cta::before {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 800px; height: 800px;
  transform: translate(-50%,-50%);
  background: radial-gradient(circle, rgba(245,196,24,.12) 0%, transparent 60%);
  pointer-events: none;
}
.final-cta-inner { position: relative; z-index: 1; max-width: 600px; margin: 0 auto; }
.final-cta h2 { font-size: clamp(30px, 5vw, 50px); margin-bottom: 20px; }
.final-cta p { color: var(--text-dim); font-size: 17px; margin-bottom: 36px; line-height: 1.65; }
.final-cta-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ============ FOOTER ============ */
.footer {
  background: var(--black-2); border-top: 1px solid var(--line);
  padding: 60px 0 32px; position: relative; z-index: 1;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; margin-bottom: 44px; }
.footer-brand p { color: var(--text-dim); font-size: 14px; max-width: 300px; margin-top: 14px; line-height: 1.7; }
.footer-col h4 {
  font-size: 11px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--text-faint); margin-bottom: 18px;
  font-family: var(--font-body); font-weight: 700;
}
.footer-col a, .footer-col p { display: block; color: var(--text-dim); font-size: 14px; margin-bottom: 11px; transition: color .2s; }
.footer-col a:hover { color: var(--amber); }
.footer-bottom {
  border-top: 1px solid var(--line); padding-top: 24px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 12.5px; color: var(--text-faint);
}

/* ============ FLOATING WHATSAPP ============ */
.floating-cta {
  position: fixed; bottom: 24px; right: 24px; z-index: 90;
  opacity: 0; transform: translateY(16px) scale(.94);
  transition: opacity .35s var(--ease), transform .35s var(--ease);
  pointer-events: none;
}
.floating-cta.active { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.floating-cta a {
  display: flex; align-items: center; gap: 10px;
  background: var(--green); color: #fff;
  padding: 13px 22px; border-radius: 100px;
  font-weight: 700; font-size: 14px;
  box-shadow: 0 12px 36px -8px rgba(37,211,102,.55);
  transition: transform .22s var(--ease), box-shadow .22s;
}
.floating-cta a:hover { transform: translateY(-2px); box-shadow: 0 18px 44px -10px rgba(37,211,102,.65); }
.floating-cta a svg { width: 20px; height: 20px; }

/* ============ THANK YOU PAGE ============ */
.obrigado-page { min-height: 100vh; display: grid; place-items: center; padding: 120px 24px 60px; position: relative; z-index: 1; }
.obrigado-card {
  max-width: 580px; text-align: center;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 52px 40px;
  box-shadow: var(--shadow), var(--shadow-lift);
}
.obrigado-icon {
  width: 72px; height: 72px; border-radius: 50%;
  background: rgba(37,211,102,.12);
  display: grid; place-items: center; margin: 0 auto 28px;
}
.obrigado-icon svg { width: 36px; height: 36px; color: var(--green); }
.obrigado-card h1 { font-size: 26px; margin-bottom: 16px; line-height: 1.25; }
.obrigado-card > p { color: var(--text-dim); font-size: 16px; margin-bottom: 30px; line-height: 1.65; }
.obrigado-steps {
  text-align: left; background: var(--black-2);
  border-radius: var(--radius); padding: 22px 24px;
  margin-bottom: 28px; display: grid; gap: 14px;
}
.obrigado-steps li { list-style: none; display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; color: var(--text-dim); }
.obrigado-steps li b { color: var(--amber); font-family: var(--font-display); }
.obrigado-card .footer-info { font-size: 13px; color: var(--text-faint); margin-top: 22px; line-height: 1.65; }
.obrigado-warn { margin-top: 20px; font-size: 12.5px; color: var(--text-faint); padding-top: 18px; border-top: 1px solid var(--line); }

/* ============ ANIMATIONS ============ */
@keyframes revealUp {
  from {
    opacity: 0;
    transform: translateY(24px) scale(.984);
    filter: blur(3px);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}
.reveal { opacity: 0; }
.reveal.in { animation: revealUp .72s var(--ease-out) both; }

/* Stagger — grid children cascade no mesmo viewport */
.benefits-grid .benefit-card:nth-child(2).in { animation-delay: 70ms; }
.benefits-grid .benefit-card:nth-child(3).in { animation-delay: 140ms; }
.benefits-grid .benefit-card:nth-child(4).in { animation-delay: 210ms; }

.models-grid .model-card:nth-child(2).in { animation-delay: 65ms; }
.models-grid .model-card:nth-child(3).in { animation-delay: 130ms; }
.models-grid .model-card:nth-child(4).in { animation-delay: 65ms; }
.models-grid .model-card:nth-child(5).in { animation-delay: 130ms; }
.models-grid .model-card:nth-child(6).in { animation-delay: 195ms; }

.steps-grid .step:nth-child(2).in { animation-delay: 80ms; }
.steps-grid .step:nth-child(3).in { animation-delay: 160ms; }
.steps-grid .step:nth-child(4).in { animation-delay: 240ms; }

.portfolio-grid .portfolio-item:nth-child(2).in { animation-delay: 55ms; }
.portfolio-grid .portfolio-item:nth-child(3).in { animation-delay: 110ms; }
.portfolio-grid .portfolio-item:nth-child(4).in { animation-delay: 55ms; }
.portfolio-grid .portfolio-item:nth-child(5).in { animation-delay: 110ms; }
.portfolio-grid .portfolio-item:nth-child(6).in { animation-delay: 165ms; }

.testi-grid .testi-card:nth-child(2).in { animation-delay: 80ms; }
.testi-grid .testi-card:nth-child(3).in { animation-delay: 160ms; }

.zap-grid .zap-shot:nth-child(2).in { animation-delay: 60ms; }
.zap-grid .zap-shot:nth-child(3).in { animation-delay: 120ms; }
.zap-grid .zap-shot:nth-child(4).in { animation-delay: 180ms; }

/* ============ RESPONSIVE ============ */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero-visual { max-width: 480px; margin: 0 auto; }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .models-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .testi-grid { grid-template-columns: 1fr; }
  .zap-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: 1fr; }
  .quality-grid { grid-template-columns: 1fr; gap: 32px; }
  .services-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .menu-toggle { display: flex; }
}

@media (max-width: 600px) {
  .section { padding: 72px 0; }
  .hero { padding: 116px 0 56px; }
  .container { padding: 0 20px; }
  .section-head { margin-bottom: 44px; }
  .section-head h2 { font-size: clamp(26px, 8vw, 36px); }
  .hero h1 { font-size: clamp(34px, 10vw, 52px); }
  .hero-sub { font-size: 16px; }
  .hero-float { display: none; }
  .benefits-grid { grid-template-columns: 1fr; }
  .models-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; gap: 28px; }
  .step-num { font-size: 52px; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .zap-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-card { min-height: 280px; }
  .biosite-compare { grid-template-columns: 1fr; }
  .compare-arrow { transform: rotate(90deg); display: block; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .service-card { grid-template-columns: 1fr; }
  .service-card img { width: 100%; height: 160px; }
  .trust-item .num { font-size: 26px; }
  .obrigado-card { padding: 36px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; }
}