/* CRLCHAIN Technology Group — Landing page moderna
   Paleta base extraída do site real:
   - fundo: #011d29 | teal accent: #189aba
   Redesign: mais visual, dinâmico, glassmorphism, motion-first para mobile.
*/

:root {
  --bg: #01141d;
  --bg-tertiary: #011d29;
  --bg-elevated: #06283a;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-hover: rgba(255, 255, 255, 0.09);
  --border: rgba(255, 255, 255, 0.09);
  --teal: #189aba;
  --teal-light: #3fc4e6;
  --teal-glow: rgba(24, 154, 180, 0.35);
  --white: #ffffff;
  --muted: rgba(255, 255, 255, 0.68);
  --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: radial-gradient(120% 100% at 50% -10%, #0a3a4d 0%, var(--bg) 55%), var(--bg);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(.16,1,.3,1), transform 0.7s cubic-bezier(.16,1,.3,1);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(1, 20, 29, 0.55);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background 0.3s ease, padding 0.3s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.5rem;
  max-width: 84rem;
  margin: 0 auto;
}

.logo-link img { height: 40px; width: auto; }

.main-nav { display: flex; align-items: center; gap: 0.4rem; }
.nav-item { position: relative; }

.nav-link, .nav-btn {
  color: var(--white);
  font-size: 1rem;
  font-weight: 600;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  background: transparent;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-link:hover, .nav-btn:hover { background: rgba(255, 255, 255, 0.1); color: var(--teal-light); }

.lang-btn {
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  font-size: 0.9rem;
}

.services-dropdown {
  display: none;
  position: absolute;
  top: 100%; left: 0;
  margin-top: 0.6rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 1rem;
  min-width: 230px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.55);
  overflow: hidden;
  z-index: 200;
}
.services-dropdown.open { display: block; }

.services-dropdown a {
  display: block;
  padding: 0.85rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 500;
  transition: background 0.15s ease;
}
.services-dropdown a:hover { background: var(--teal-glow); color: var(--teal-light); }

.mobile-toggle {
  display: none;
  background: none; border: none; color: white; font-size: 1.75rem;
}

/* ===== HERO — visual, asymmetric, dynamic ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 1.5rem 6rem;
  overflow: hidden;
  isolation: isolate;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(1,10,15,0.45) 0%, rgba(1,20,29,0.72) 60%, rgba(1,20,29,0.92) 100%), url('../images/Bull-technology.jpg');
  background-size: cover;
  background-position: center 18%;
  z-index: -2;
  transform: scale(1.05);
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 50% at 80% 20%, var(--teal-glow), transparent 70%);
}

.hero::before {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--bg) 85%);
  z-index: -1;
}

.hero-inner {
  max-width: 46rem;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 2;
  display: grid;
  gap: 1.4rem;
  justify-items: center;
  text-align: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-light);
  background: rgba(24,154,180,0.12);
  border: 1px solid rgba(24,154,180,0.3);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  width: fit-content;
}

.hero-eyebrow::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--teal-light);
  box-shadow: 0 0 8px var(--teal-light);
}

.hero h1 {
  font-size: clamp(2.5rem, 6.5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  background: linear-gradient(105deg, #fff 30%, var(--teal-light) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  font-size: 1.15rem;
  max-width: 32rem;
  color: var(--muted);
  margin-inline: auto;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 0.5rem; justify-content: center; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--teal);
  color: #fff;
  font-weight: 700;
  padding: 0.95rem 2rem;
  border-radius: 999px;
  border: none;
  font-size: 1rem;
  width: fit-content;
  box-shadow: 0 8px 24px rgba(24,154,180,0.35);
  transition: transform 0.25s cubic-bezier(.16,1,.3,1), box-shadow 0.25s ease, background 0.2s ease;
}
.btn:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(24,154,180,0.5); background: var(--teal-light); }

.btn-ghost {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.3);
  box-shadow: none;
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); box-shadow: none; }

.hero-tagline { display: none; }

.scroll-cue {
  position: absolute;
  bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: rgba(255,255,255,0.55);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  z-index: 2;
  animation: bob 2.4s ease-in-out infinite;
}
.scroll-cue .line { width: 1px; height: 28px; background: linear-gradient(to bottom, rgba(255,255,255,0.7), transparent); }
@keyframes bob { 0%,100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 8px); } }

/* ===== STATS STRIP ===== */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 84rem;
  margin: -3.5rem auto 0;
  position: relative;
  z-index: 5;
  padding: 0 1.5rem;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  border-radius: 1.25rem;
  padding: 1.5rem;
  text-align: center;
}

.stat-card .num { font-size: 1.9rem; font-weight: 800; color: var(--teal-light); }
.stat-card .lbl { font-size: 0.82rem; color: var(--muted); margin-top: 0.25rem; }

/* ===== BENEFITS — asymmetric card layout ===== */
.benefits {
  padding: 8rem 1.5rem 5rem;
  position: relative;
}

.benefits-grid {
  max-width: 84rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 900px) {
  .benefits-grid { grid-template-columns: 1.1fr 0.9fr; }
}

.benefits-title {
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}
.benefits-title span { color: var(--teal-light); }

.benefits-sub { color: var(--muted); margin-bottom: 2rem; max-width: 32rem; }

.benefits-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
}

.benefit-item {
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.9rem 1.1rem;
  border-radius: 0.9rem;
  transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}
.benefit-item:hover { background: var(--surface-hover); transform: translateX(4px); border-color: rgba(24,154,180,0.4); }

.benefit-item .check {
  width: 26px; height: 26px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--teal-glow);
  color: var(--teal-light);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
}

.benefits-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.benefits-seal-wrap {
  position: relative;
  width: 260px; height: 260px;
  display: flex; align-items: center; justify-content: center;
}

.benefits-seal-wrap::before {
  content: "";
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--teal-glow), transparent 70%);
  filter: blur(10px);
}

.benefits-seal {
  width: 200px;
  height: 200px;
  animation: spin 24s linear infinite;
  position: relative;
  z-index: 2;
}

@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* ===== SECTION SHELL ===== */
.section {
  padding: 6rem 1.5rem;
  max-width: 84rem;
  margin: 0 auto;
}
.section.centered { text-align: center; }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--teal-light);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.section-tag::before { content: ""; width: 18px; height: 2px; background: var(--teal-light); }
.section.centered .section-tag::before { display: none; }

.section-title {
  font-size: clamp(1.9rem, 4.2vw, 2.9rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}

.section-eyebrow {
  color: var(--muted);
  font-weight: 500;
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
  display: block;
}
.section.centered .section-eyebrow { color: var(--teal-light); }

.section-lead { color: var(--muted); max-width: 42rem; margin: 0.5rem 0 0; }
.section.centered .section-lead { margin-inline: auto; }

/* ===== SERVICES — dynamic card grid ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
  text-align: left;
}

.service-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1.4rem;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(.16,1,.3,1), background 0.3s ease, border-color 0.3s ease;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover {
  transform: translateY(-8px);
  background: var(--surface-hover);
  border-color: rgba(24,154,180,0.45);
}
.service-card:hover::before { opacity: 1; }

.service-card .card-icon {
  width: 56px; height: 56px;
  border-radius: 1rem;
  background: rgba(24,154,180,0.12);
  display: flex; align-items: center; justify-content: center;
  padding: 0.7rem;
}
.service-card .card-icon img { height: 100%; width: 100%; object-fit: contain; }

.service-card h3 { font-size: 1.15rem; font-weight: 700; }

.service-card p {
  color: var(--muted);
  font-size: 0.95rem;
  flex-grow: 1;
}

.service-card .view-details {
  color: var(--teal-light);
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap 0.2s ease;
}
.service-card:hover .view-details { gap: 0.65rem; }

/* ===== ZERO ONE BANNER — bold gradient CTA ===== */
.zeroone-banner {
  position: relative;
  border-radius: 1.75rem;
  overflow: hidden;
  margin: 4rem 0 0;
  background: linear-gradient(120deg, #06303f 0%, #0c4a5f 60%, var(--teal) 130%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  padding: 3rem 3rem;
  isolation: isolate;
}

.zeroone-banner::before {
  content: "";
  position: absolute;
  right: -10%; top: -30%;
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(255,255,255,0.18), transparent 70%);
  z-index: -1;
}

.zeroone-content { flex: 1; min-width: 260px; }

.zeroone-logo {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}
.zeroone-logo span { color: #f4fbfd; opacity: 0.85; }

.zeroone-banner p {
  color: rgba(255,255,255,0.88);
  font-size: 1rem;
  max-width: 32rem;
}

.zeroone-cta { flex-shrink: 0; }
.zeroone-cta .btn { background: rgba(1,20,29,0.92); box-shadow: 0 10px 30px rgba(0,0,0,0.35); }
.zeroone-cta .btn:hover { background: rgba(1,20,29,1); }

/* ===== INVESTMENTS — white monochrome logos ===== */
.investments-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem 3.5rem;
  margin-top: 3rem;
  align-items: center;
  justify-content: center;
}

.investments-grid img {
  max-height: 30px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.55;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.investments-grid img:hover { opacity: 1; transform: translateY(-2px); }

/* ===== WHATSAPP FLOATING BUTTON ===== */
.whatsapp-float {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 400;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.45);
  transition: transform 0.25s cubic-bezier(.16,1,.3,1), box-shadow 0.25s ease;
  animation: wa-pulse 2.6s ease-in-out infinite;
}
.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 14px 36px rgba(37, 211, 102, 0.6);
}
.whatsapp-float svg { width: 32px; height: 32px; }

@keyframes wa-pulse {
  0%, 100% { box-shadow: 0 10px 30px rgba(37, 211, 102, 0.45); }
  50% { box-shadow: 0 10px 30px rgba(37, 211, 102, 0.45), 0 0 0 10px rgba(37, 211, 102, 0.12); }
}

@media (max-width: 768px) {
  .whatsapp-float { bottom: 1.25rem; right: 1.25rem; width: 54px; height: 54px; }
  .whatsapp-float svg { width: 28px; height: 28px; }
}

/* ===== CONTACT FORM — floating card ===== */
.contact-section {
  background: linear-gradient(160deg, var(--surface), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: 1.75rem;
  padding: 3rem;
  backdrop-filter: blur(10px);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
  margin-top: 2rem;
}

.form-field { display: flex; flex-direction: column; gap: 0.5rem; }

.form-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  text-align: left;
}

.contact-grid input, .contact-grid select, .contact-grid textarea {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 0.8rem;
  padding: 0.9rem 1.1rem;
  color: white;
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.contact-grid input:focus, .contact-grid select:focus, .contact-grid textarea:focus {
  outline: none;
  border-color: var(--teal);
  background: rgba(24,154,180,0.08);
}

.contact-grid textarea { min-height: 120px; resize: vertical; }
.contact-grid input::placeholder, .contact-grid textarea::placeholder { color: rgba(255,255,255,0.35); }
.contact-grid .full-width { grid-column: 1 / -1; }
.contact-grid select option { background: var(--bg-elevated); }

.contact-cta {
  text-align: center;
  padding: 3.5rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.contact-cta p {
  color: var(--muted);
  max-width: 30rem;
  font-size: 1.05rem;
}

.contact-cta .btn-whatsapp {
  background: #25d366;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
}
.contact-cta .btn-whatsapp:hover {
  background: #2fe071;
  box-shadow: 0 14px 32px rgba(37, 211, 102, 0.5);
}
.contact-cta .btn-whatsapp svg { width: 22px; height: 22px; }

/* ===== SUBPAGE HERO ===== */
.subpage-hero {
  padding: 9rem 1.5rem 4rem;
  max-width: 84rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 3rem;
}

.subpage-hero-text .kicker {
  color: var(--teal-light);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  display: inline-block;
  background: rgba(24,154,180,0.12);
  border: 1px solid rgba(24,154,180,0.3);
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.subpage-hero-text h1 {
  font-size: clamp(2.5rem, 5.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.05;
  margin: 0.25rem 0 1.1rem;
  letter-spacing: -0.02em;
}

.subpage-hero-text p.lead {
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: 1.75rem;
  max-width: 30rem;
}

.subpage-hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.subpage-hero-visual::before {
  content: "";
  position: absolute;
  inset: 10%;
  background: radial-gradient(circle, var(--teal-glow), transparent 70%);
  filter: blur(20px);
  z-index: -1;
}

.subpage-hero-visual img { max-width: 100%; max-height: 320px; object-fit: contain; }

/* ===== STEPS / PROCESS — horizontal scroll on mobile ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 1.85rem;
  transition: transform 0.3s cubic-bezier(.16,1,.3,1), border-color 0.3s ease;
}
.step-card:hover { transform: translateY(-6px); border-color: rgba(24,154,180,0.4); }

.step-card .step-num {
  color: var(--teal-light);
  font-weight: 800;
  font-size: 1.6rem;
  margin-bottom: 0.75rem;
  opacity: 0.5;
}

.step-card h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.6rem; }
.step-card p { font-size: 0.92rem; color: var(--muted); }

/* ===== QUOTE BLOCK ===== */
.quote-block {
  position: relative;
  padding: 1.5rem 2rem;
  font-style: italic;
  font-size: 1.15rem;
  color: rgba(255,255,255,0.9);
  margin: 2.5rem 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
}
.quote-block::before {
  content: "\201C";
  position: absolute;
  top: -0.5rem; left: 1.25rem;
  font-size: 3.5rem;
  color: var(--teal);
  opacity: 0.4;
  font-style: normal;
  font-family: Georgia, serif;
}

/* ===== CONTENT LIST ===== */
.content-list { display: grid; gap: 1rem; margin: 2rem 0; }

.content-list-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.1rem 1.3rem;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.content-list-item:hover { background: var(--surface-hover); border-color: rgba(24,154,180,0.3); }

.content-list-item .dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--teal);
  margin-top: 0.5rem;
  flex-shrink: 0;
  box-shadow: 0 0 10px var(--teal-glow);
}

.content-list-item p { color: rgba(255,255,255,0.88); }

/* ===== LEGAL PAGES ===== */
.legal-content {
  padding: 9rem 1.5rem 5rem;
  max-width: 60rem;
  margin: 0 auto;
}

.legal-content h1 { font-size: clamp(2rem, 4vw, 2.5rem); font-weight: 800; margin-bottom: 1.5rem; }
.legal-content h2 { font-size: 1.35rem; font-weight: 700; margin: 2rem 0 0.75rem; color: var(--teal-light); }
.legal-content p { color: rgba(255,255,255,0.85); margin-bottom: 1rem; }
.legal-content strong { color: white; }

/* ===== COOKIE BANNER ===== */
.cookie-banner {
  position: fixed;
  bottom: 1.25rem; left: 1.25rem; right: 1.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  z-index: 500;
  flex-wrap: wrap;
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
  max-width: 84rem;
  margin: 0 auto;
}

.cookie-banner p { font-size: 0.92rem; color: rgba(255,255,255,0.85); flex: 1; min-width: 240px; }
.cookie-banner a { color: var(--teal-light); text-decoration: underline; }

.cookie-actions { display: flex; gap: 0.75rem; }
.cookie-actions button {
  padding: 0.65rem 1.4rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid rgba(255,255,255,0.2);
  background: transparent;
  color: white;
  transition: background 0.2s ease;
}
.cookie-actions .accept-btn { background: var(--teal); border-color: var(--teal); }
.cookie-actions .accept-btn:hover { background: var(--teal-light); }
.cookie-banner.hidden { display: none; }

/* ===== FOOTER ===== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 5rem 1.5rem 2rem;
  background: linear-gradient(180deg, transparent, rgba(6,40,52,0.4));
}

.footer-grid {
  max-width: 84rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
}

.footer-brand p { color: var(--muted); font-size: 0.92rem; margin: 1rem 0; max-width: 22rem; }

.footer-crypto-link {
  display: inline-block;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.85);
}

.footer-col h5 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: rgba(255,255,255,0.45);
  margin-bottom: 1.1rem;
}

.footer-col a, .footer-col p { display: block; font-size: 0.92rem; color: rgba(255,255,255,0.78); margin-bottom: 0.7rem; }
.footer-col a:hover { color: var(--teal-light); }

.social-icons { display: flex; gap: 0.75rem; margin-top: 1rem; }
.social-icons a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.social-icons a:hover { background: var(--teal-glow); border-color: var(--teal); }
.social-icons img { width: 16px; height: 16px; opacity: 0.85; }

.footer-bottom {
  max-width: 84rem;
  margin: 3rem auto 0;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-tagline { font-weight: 800; letter-spacing: 0.05em; text-transform: uppercase; font-size: 0.9rem; color: var(--teal-light); }
.footer-copyright { font-size: 0.85rem; color: rgba(255,255,255,0.5); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-strip { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .main-nav { display: none; }
  .main-nav.open {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(1,20,29,0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 1.25rem;
    gap: 0.25rem;
    border-top: 1px solid var(--border);
  }
  .mobile-toggle { display: block; }
  .services-dropdown { position: static; margin-top: 0.25rem; }

  .hero { min-height: 92vh; padding-top: 6.5rem; text-align: center; }
  .hero-inner { justify-items: center; }

  .stats-strip { grid-template-columns: repeat(2, 1fr); margin-top: -2.5rem; gap: 1rem; }
  .stat-card { padding: 1.1rem; }
  .stat-card .num { font-size: 1.5rem; }

  .benefits { padding-top: 4.5rem; }

  /* Services: horizontal scroll-snap carousel on mobile for a more dynamic feel */
  .services-grid {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: 82%;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 0.5rem;
    margin-inline: -1.5rem;
    padding-inline: 1.5rem;
  }
  .service-card { scroll-snap-align: start; }

  .investments-grid { gap: 2rem 2rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem 1rem; }

  /* Steps: horizontal scroll-snap carousel on mobile */
  .steps-grid {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: 80%;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    margin-inline: -1.5rem;
    padding-inline: 1.5rem;
  }
  .step-card { scroll-snap-align: start; }

  .contact-grid { grid-template-columns: 1fr; }
  .contact-section { padding: 1.75rem; }
  .subpage-hero { grid-template-columns: 1fr; padding-top: 7rem; text-align: left; gap: 2rem; }
  .subpage-hero-visual { order: -1; max-width: 220px; margin: 0 auto; }
  .legal-content { padding-top: 7rem; }
  .zeroone-banner { flex-direction: column; text-align: center; padding: 2.25rem 1.75rem; }
  .zeroone-content { text-align: center; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cookie-banner { left: 0.75rem; right: 0.75rem; bottom: 0.75rem; padding: 1.1rem 1.25rem; }
}

@media (max-width: 480px) {
  .stats-strip { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-auto-columns: 88%; }
  .steps-grid { grid-auto-columns: 86%; }
}