/* ============================================================
   SMART INDÚSTRIA — Design System
   Corte a laser · Dobra CNC · Fabricação de peças metálicas
   Light / industrial / técnico — acento vermelho
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* — Cores — */
  --ink:        #14171a;   /* preto suave — títulos fortes */
  --graphite:   #22272b;   /* grafite */
  --graphite-2: #2b3136;
  --text:       #454c52;   /* corpo de texto */
  --muted:      #6f767d;   /* texto secundário */
  --faint:      #9aa1a8;

  --bg:         #ffffff;
  --bg-tint:    #f5f6f7;   /* cinza claro */
  --bg-tint-2:  #eceef0;
  --line:       #e6e8eb;
  --line-2:     #d8dce0;

  --accent:       #e02718;   /* vermelho — destaque */
  --accent-600:   #c11d10;
  --accent-700:   #9d160b;
  --accent-soft:  rgba(224,39,24,0.07);
  --accent-line:  rgba(224,39,24,0.22);

  --wa:         #25d366;
  --wa-600:     #1da851;

  /* — Dark surfaces (hero / cta / footer) — */
  --dk-bg:      #15181b;
  --dk-bg-2:    #1c2024;
  --dk-text:    #eceef0;
  --dk-muted:   #a2a9b0;
  --dk-faint:   #6b7279;
  --dk-line:    rgba(255,255,255,0.09);
  --dk-grid:    rgba(255,255,255,0.035);

  --grid-line:  rgba(20,23,26,0.035);

  /* — Forma — */
  --r-sm: 8px;
  --r:    12px;
  --r-lg: 18px;
  --shadow:     0 1px 2px rgba(20,23,26,0.04), 0 8px 24px rgba(20,23,26,0.05);
  --shadow-lg:  0 4px 12px rgba(20,23,26,0.06), 0 24px 48px rgba(20,23,26,0.10);

  --maxw: 1180px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);

  --font-sans: 'DM Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-mono: 'Space Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

/* ── Layout ── */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5.5rem 0; position: relative; }
.section-sm { padding: 3.5rem 0; }
.section-tint { background: var(--bg-tint); }
.section-dark { background: var(--dk-bg); color: var(--dk-text); }
.divider-top { border-top: 1px solid var(--line); }

/* ── Eyebrow / section heads ── */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
}
.eyebrow::before {
  content: '';
  width: 22px; height: 2px;
  background: var(--accent);
  display: inline-block;
}
.section-dark .eyebrow { color: #ff6f5e; }

.section-head { max-width: 720px; margin-bottom: 3rem; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }

h1, h2, h3, h4 { color: var(--ink); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
.section-dark h1, .section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }

.h-display { font-size: clamp(2.4rem, 5.2vw, 4rem); letter-spacing: -0.035em; line-height: 1.05; }
h2, .h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3, .h3 { font-size: 1.22rem; letter-spacing: -0.015em; }

.lead { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: var(--muted); line-height: 1.6; }
.section-dark .lead { color: var(--dk-muted); }
.section-head p { margin-top: 1.1rem; }

.text-accent { color: var(--accent); }
.muted { color: var(--muted); }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  font-weight: 600; font-size: 0.97rem; line-height: 1;
  padding: 0.95rem 1.6rem; border-radius: var(--r-sm);
  border: 1.5px solid transparent; cursor: pointer; white-space: nowrap;
  transition: transform 0.15s var(--ease), background 0.15s, border-color 0.15s, color 0.15s, box-shadow 0.15s;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 6px 18px rgba(224,39,24,0.28); }
.btn-primary:hover { background: var(--accent-600); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(224,39,24,0.34); }
.btn-outline { border-color: var(--line-2); color: var(--graphite); background: #fff; }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.btn-ghost-dark { border-color: rgba(255,255,255,0.22); color: #fff; background: transparent; }
.btn-ghost-dark:hover { border-color: #fff; background: rgba(255,255,255,0.06); transform: translateY(-2px); }
.btn-wa { background: var(--wa); color: #fff; }
.btn-wa:hover { background: var(--wa-600); transform: translateY(-2px); }
.btn-lg { padding: 1.1rem 2rem; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.85rem; }

/* ── Header / nav ── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.82);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.site-header.scrolled { border-bottom-color: var(--line); box-shadow: 0 4px 20px rgba(20,23,26,0.05); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 1.5rem; }

/* Logo do site (imagem "Logo Site.png" na raiz) */
.brand {
  display: block; flex-shrink: 0;
  width: 124px; height: 46px;
  background: url('../Logo%20Site.png') left center / contain no-repeat;
}
.brand-mark, .brand-text { display: none; }
/* No rodapé (fundo escuro) o logo recebe um "chip" branco para boa leitura */
.site-footer .brand {
  background-color: #fff; background-origin: content-box; background-position: center;
  width: 124px; height: 50px; padding: 7px 14px; border-radius: 12px;
}
@media (max-width: 480px) { .brand { width: 108px; height: 40px; } }

.nav-links { display: flex; align-items: center; gap: 0.35rem; }
.nav-links a:not(.btn) {
  font-size: 0.93rem; font-weight: 500; color: var(--graphite);
  padding: 0.5rem 0.75rem; border-radius: 6px;
  transition: color 0.15s, background 0.15s; position: relative;
}
.nav-links a:not(.btn):hover { color: var(--accent); }
.nav-links a.active { color: var(--accent); }
.nav-links li .btn { margin-left: 0.6rem; padding: 0.6rem 1.15rem; }
.nav-links a.active::after {
  content: ''; position: absolute; left: 0.75rem; right: 0.75rem; bottom: -2px;
  height: 2px; background: var(--accent); border-radius: 2px;
}
.nav-right { display: flex; align-items: center; gap: 0.9rem; flex-shrink: 0; }
.nav-toggle {
  display: none; width: 44px; height: 44px; border: none; background: transparent;
  flex-direction: column; gap: 5px; align-items: center; justify-content: center; border-radius: 8px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform 0.25s var(--ease), opacity 0.2s; }
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ── */
.hero { position: relative; background: var(--dk-bg); color: var(--dk-text); overflow: hidden; }
.hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--dk-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--dk-grid) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 90% 80% at 70% 30%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 70% 30%, #000 40%, transparent 100%);
}
.hero::after {
  content: ''; position: absolute; top: -180px; right: -120px;
  width: 620px; height: 620px; border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(224,39,24,0.20) 0%, transparent 65%);
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 3rem; align-items: center;
  padding: 5.5rem 0 5.5rem;
}
.hero h1 { color: #fff; }
.hero h1 strong { color: var(--accent); font-weight: 700; }
.hero .lead { color: var(--dk-muted); max-width: 520px; margin-top: 1.5rem; }
.hero .btn-row { margin-top: 2.2rem; }
.hero-note {
  margin-top: 2rem; padding-top: 1.6rem; border-top: 1px solid var(--dk-line);
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--dk-faint);
  display: flex; align-items: center; gap: 0.6rem;
}
.hero-note svg { width: 16px; height: 16px; stroke: var(--accent); flex-shrink: 0; }
.hero-visual { position: relative; }

/* hero stat badges over visual */
.hero-badges { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 2.2rem; }
.hero-badge {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em;
  color: var(--dk-muted); border: 1px solid var(--dk-line); border-radius: 100px;
  padding: 0.4rem 0.9rem; display: inline-flex; align-items: center; gap: 0.45rem;
}
.hero-badge b { color: #fff; font-weight: 600; }
.hero-badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

/* ── Cards grid ── */
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r);
  padding: 1.9rem; transition: transform 0.2s var(--ease), box-shadow 0.2s, border-color 0.2s;
  position: relative; overflow: hidden; height: 100%;
}
.card::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease);
}
a.card:hover, .card.hoverable:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--line); }
a.card:hover::after, .card.hoverable:hover::after { transform: scaleX(1); }

.card-icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--accent-soft); border: 1px solid var(--accent-line);
  display: flex; align-items: center; justify-content: center; margin-bottom: 1.3rem;
}
.card-icon svg { width: 26px; height: 26px; stroke: var(--accent); fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { margin-bottom: 0.6rem; }
.card p { font-size: 0.97rem; color: var(--muted); }
.card-link {
  display: inline-flex; align-items: center; gap: 0.4rem; margin-top: 1.1rem;
  font-weight: 600; font-size: 0.9rem; color: var(--accent);
}
.card-link svg { width: 15px; height: 15px; transition: transform 0.15s; }
a.card:hover .card-link svg { transform: translateX(3px); }

/* compact icon list card (segments) */
.mini-card { display: flex; gap: 1rem; align-items: flex-start; padding: 1.4rem; }
.mini-card .card-icon { width: 44px; height: 44px; margin-bottom: 0; border-radius: 10px; flex-shrink: 0; }
.mini-card .card-icon svg { width: 22px; height: 22px; }
.mini-card h3 { font-size: 1.05rem; }
.mini-card p { margin-top: 0.25rem; font-size: 0.92rem; }

/* ── Split (about / image+text) ── */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; }
.split.reverse .split-media { order: -1; }
.split-media {
  border-radius: var(--r-lg); overflow: hidden; position: relative;
  aspect-ratio: 4 / 3; background: var(--dk-bg);
}

/* ── Check list ── */
.check-list { display: grid; gap: 0.9rem; margin-top: 1.5rem; }
.check-list li { display: flex; gap: 0.75rem; align-items: flex-start; font-size: 1rem; color: var(--text); }
.check-list svg {
  width: 22px; height: 22px; flex-shrink: 0; margin-top: 1px;
  stroke: var(--accent); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}
.check-list.cols { grid-template-columns: 1fr 1fr; gap: 0.9rem 1.8rem; }
.section-dark .check-list li { color: var(--dk-text); }

/* ── Process steps ── */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.25rem; counter-reset: step; }
.step { position: relative; padding-top: 1.2rem; }
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono); font-size: 1.6rem; font-weight: 700; color: var(--accent);
  display: block; margin-bottom: 0.7rem; line-height: 1;
}
.step::after {
  content: ''; position: absolute; top: 1.55rem; left: 2.6rem; right: -0.6rem; height: 2px;
  background: linear-gradient(90deg, var(--accent-line), transparent);
}
.step:last-child::after { display: none; }
.step h3 { font-size: 1.05rem; margin-bottom: 0.35rem; }
.step p { font-size: 0.92rem; color: var(--muted); }
.section-dark .step h3 { color: #fff; }
.section-dark .step p { color: var(--dk-muted); }
.section-dark .step::after { background: linear-gradient(90deg, rgba(255,111,94,0.4), transparent); }

/* ── Chips (materiais) ── */
.chips { display: flex; flex-wrap: wrap; gap: 0.8rem; }
.chip {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: #fff; border: 1px solid var(--line-2); border-radius: 100px;
  padding: 0.7rem 1.3rem; font-weight: 600; font-size: 0.97rem; color: var(--graphite);
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}
.chip:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow); }
.chip::before { content: ''; width: 9px; height: 9px; border-radius: 2px; background: var(--accent); }

/* ── Stats ── */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.stat { background: #fff; padding: 2rem 1.5rem; text-align: center; }
.stat-num { font-family: var(--font-mono); font-size: 2.2rem; font-weight: 700; color: var(--ink); letter-spacing: -0.02em; }
.stat-num span { color: var(--accent); }
.stat-label { font-size: 0.88rem; color: var(--muted); margin-top: 0.4rem; }

/* ── CTA band ── */
.cta-band { background: var(--dk-bg); color: #fff; position: relative; overflow: hidden; }
.cta-band::after {
  content: ''; position: absolute; bottom: -200px; left: 50%; transform: translateX(-50%);
  width: 700px; height: 400px; border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(224,39,24,0.22) 0%, transparent 65%);
}
.cta-inner { position: relative; z-index: 1; text-align: center; max-width: 720px; margin: 0 auto; }
.cta-inner h2 { color: #fff; margin-bottom: 1rem; }
.cta-inner p { color: var(--dk-muted); font-size: 1.1rem; margin-bottom: 2rem; }
.cta-inner .btn-row { justify-content: center; }
.cta-sub { margin-top: 1.6rem; font-family: var(--font-mono); font-size: 0.78rem; color: var(--dk-faint); }

/* ── Page hero (inner pages) ── */
.page-hero { background: var(--dk-bg); color: #fff; position: relative; overflow: hidden; }
.page-hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--dk-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--dk-grid) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 70% 100% at 30% 0%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 100% at 30% 0%, #000 30%, transparent 100%);
}
.page-hero::after {
  content: ''; position: absolute; top: -160px; right: -100px; width: 480px; height: 480px;
  border-radius: 50%; background: radial-gradient(circle, rgba(224,39,24,0.18) 0%, transparent 65%); pointer-events: none;
}
.page-hero-inner { position: relative; z-index: 1; padding: 4rem 0 4.2rem; max-width: 760px; }
.page-hero h1 { color: #fff; }
.page-hero .lead { color: var(--dk-muted); margin-top: 1.2rem; }
.breadcrumb { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.06em; color: var(--dk-faint); margin-bottom: 1.4rem; display: flex; gap: 0.5rem; align-items: center; }
.breadcrumb a { color: var(--dk-muted); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { color: var(--dk-faint); }

/* ── Forms ── */
.form-wrap { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 2.5rem; box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.25rem; }
.field { display: flex; flex-direction: column; gap: 0.45rem; }
.field.full { grid-column: 1 / -1; }
.field label {
  font-family: var(--font-mono); font-size: 0.66rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted);
}
.field label .req { color: var(--accent); }
.input, .select, .textarea {
  width: 100%; font-family: var(--font-sans); font-size: 0.97rem; color: var(--ink);
  background: var(--bg-tint); border: 1.5px solid var(--line-2); border-radius: var(--r-sm);
  padding: 0.8rem 0.95rem; transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--accent); background: #fff; box-shadow: 0 0 0 3px var(--accent-soft); }
.textarea { resize: vertical; min-height: 120px; line-height: 1.6; }
.select { appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236f767d' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 0.9rem center; padding-right: 2.4rem;
}
.file-field input[type=file] { display: none; }
.file-drop {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.5rem;
  border: 1.5px dashed var(--line-2); border-radius: var(--r-sm); padding: 1.6rem; text-align: center;
  background: var(--bg-tint); cursor: pointer; transition: border-color 0.15s, background 0.15s; color: var(--muted);
}
.file-drop:hover { border-color: var(--accent); color: var(--accent); }
.file-drop svg { width: 26px; height: 26px; stroke: currentColor; fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.file-drop strong { color: var(--graphite); font-size: 0.95rem; }
.file-drop small { font-size: 0.8rem; }
.form-note { font-size: 0.86rem; color: var(--muted); margin-top: 1.2rem; line-height: 1.55; }
.form-note strong { color: var(--graphite); }

/* Status e progresso do envio */
.form-status { display: none; margin-top: 1.1rem; padding: 0.85rem 1.1rem; border-radius: var(--r-sm); font-size: 0.95rem; line-height: 1.5; }
.form-status.show { display: block; }
.form-status.loading { background: var(--bg-tint); border: 1px solid var(--line-2); color: var(--muted); }
.form-status.success { background: rgba(31,143,78,0.10); border: 1px solid rgba(31,143,78,0.32); color: #1a7a43; }
.form-status.error { background: var(--accent-soft); border: 1px solid var(--accent-line); color: var(--accent-700); }
.upload-progress { display: none; height: 7px; margin-top: 1rem; background: var(--bg-tint-2); border-radius: 100px; overflow: hidden; }
.upload-progress.show { display: block; }
.upload-progress span { display: block; height: 100%; width: 0; background: var(--accent); border-radius: 100px; transition: width 0.2s var(--ease); }

/* ── Contact info ── */
.info-list { display: grid; gap: 1.4rem; }
.info-item { display: flex; gap: 1rem; align-items: flex-start; }
.info-ico { width: 46px; height: 46px; border-radius: 11px; flex-shrink: 0; background: var(--accent-soft); border: 1px solid var(--accent-line); display: flex; align-items: center; justify-content: center; }
.info-ico svg { width: 22px; height: 22px; stroke: var(--accent); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.info-item .k { font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.info-item .v { font-size: 1.05rem; color: var(--ink); font-weight: 600; margin-top: 2px; }
.info-item .v a:hover { color: var(--accent); }
.info-item .v small { display: block; font-weight: 400; font-size: 0.85rem; color: var(--muted); }

/* ── Footer ── */
.site-footer { background: var(--dk-bg); color: var(--dk-muted); padding: 4rem 0 1.8rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 2.5rem; }
.footer-brand .brand-name { color: #fff; }
.footer-about { margin-top: 1.1rem; font-size: 0.92rem; line-height: 1.7; max-width: 320px; }
.footer-col h4 { color: #fff; font-size: 0.78rem; font-family: var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 1.1rem; font-weight: 700; }
.footer-col ul { display: grid; gap: 0.65rem; }
.footer-col a { font-size: 0.93rem; color: var(--dk-muted); transition: color 0.15s; }
.footer-col a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 0.93rem; }
.footer-contact svg { width: 17px; height: 17px; stroke: var(--accent); fill: none; stroke-width: 1.7; flex-shrink: 0; margin-top: 3px; stroke-linecap: round; stroke-linejoin: round; }
.footer-bottom {
  margin-top: 3rem; padding-top: 1.6rem; border-top: 1px solid var(--dk-line);
  display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap;
}
.footer-bottom p { font-family: var(--font-mono); font-size: 0.74rem; color: var(--dk-faint); }
.footer-socials { display: flex; gap: 0.6rem; }
.footer-socials a { width: 38px; height: 38px; border-radius: 9px; border: 1px solid var(--dk-line); display: flex; align-items: center; justify-content: center; color: var(--dk-muted); transition: all 0.15s; }
.footer-socials a:hover { color: #fff; border-color: var(--accent); background: rgba(224,39,24,0.12); }
.footer-socials svg { width: 18px; height: 18px; }

/* ── Floating WhatsApp ── */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 200;
  width: 58px; height: 58px; border-radius: 50%; background: var(--wa);
  display: flex; align-items: center; justify-content: center; color: #fff;
  box-shadow: 0 8px 26px rgba(37,211,102,0.42); transition: transform 0.2s var(--ease);
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; }
.wa-float::after {
  content: ''; position: absolute; inset: -6px; border-radius: 50%;
  border: 2px solid var(--wa); opacity: 0.5; animation: waPulse 2.4s var(--ease) infinite;
}
@keyframes waPulse { 0% { transform: scale(1); opacity: 0.5; } 70% { transform: scale(1.35); opacity: 0; } 100% { opacity: 0; } }

/* ── Reveal animation ── */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none; }
  html { scroll-behavior: auto; }
  .wa-float::after { animation: none; }
}

/* ── Helpers ── */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.toast {
  position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: #fff; padding: 0.85rem 1.4rem; border-radius: 100px;
  font-size: 0.9rem; box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none;
  transition: opacity 0.25s, transform 0.25s; z-index: 300; max-width: 90vw; text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; padding: 4rem 0; }
  .hero-visual { max-width: 520px; }
  .steps { grid-template-columns: repeat(3, 1fr); row-gap: 2rem; }
  .step::after { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; inset: 76px 0 auto 0; flex-direction: column; align-items: stretch;
    background: #fff; border-bottom: 1px solid var(--line); padding: 1rem 1.5rem 1.5rem; gap: 0.2rem;
    transform: translateY(-12px); opacity: 0; pointer-events: none; transition: transform 0.22s var(--ease), opacity 0.22s;
    box-shadow: var(--shadow-lg); max-height: calc(100vh - 76px); overflow-y: auto;
  }
  body.nav-open .nav-links { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a:not(.btn) { padding: 0.85rem 0.5rem; border-bottom: 1px solid var(--line); font-size: 1rem; }
  .nav-links a.active::after { display: none; }
  .nav-links li .btn { margin-left: 0; margin-top: 0.8rem; width: 100%; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .section { padding: 3.8rem 0; }
  .grid-2, .grid-3, .split { grid-template-columns: 1fr; }
  .split.reverse .split-media { order: 0; }
  .split { gap: 2.2rem; }
  .check-list.cols { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-wrap { padding: 1.6rem; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .grid-4, .stats { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .btn-row .btn { width: 100%; }
  .container { padding: 0 1.2rem; }
}