:root {
  --ink:     #0f172a;
  --ink-2:   #1e293b;
  --ink-3:   #334155;
  --steel:   #64748b;
  --silver:  #94a3b8;
  --mist:    #f8fafc;
  --white:   #ffffff;
  --blue:    #2563eb;
  --blue-d:  #1d4ed8;
  --blue-l:  #eff6ff;
  --red:     #dc2626;
  --red-l:   #fef2f2;
  --amber:   #d97706;
  --amber-b: #fef3c7;
  --green:   #16a34a;

  --r:    8px;
  --sh:   0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.05);
  --sh-md:0 4px 14px rgba(0,0,0,.08);
  --max:  1140px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-3);
  background: var(--white);
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── LAYOUT ── */
.container { max-width: var(--max); margin: 0 auto; padding: 0 5%; }

.section-light { padding: 5.5rem 0; background: var(--mist); }
.section-dark  { padding: 5.5rem 0; background: var(--ink); }
.section-white { padding: 5.5rem 0; background: var(--white); }
.section-amber {
  padding: 5.5rem 0;
  background: var(--amber-b);
  border-top: 2px solid #fde68a;
  border-bottom: 2px solid #fde68a;
}

/* ── SECTION HEADER ── */
.section-header { margin-bottom: 3rem; max-width: 640px; }
.section-header.inverted .overline  { color: rgba(255,255,255,.4); }
.section-header.inverted h2         { color: var(--white); }
.section-header.inverted .subtitle  { color: rgba(255,255,255,.55); }

.overline {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: .35rem;
}

h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -.4px;
  margin-bottom: .5rem;
  line-height: 1.15;
}

.subtitle {
  font-size: .96rem;
  color: var(--steel);
  line-height: 1.65;
}

/* ── NAV ── */
nav {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,.06);
  z-index: 200;
  transition: box-shadow .2s;
}
nav.scrolled { box-shadow: 0 2px 14px rgba(0,0,0,.08); }

.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
  padding: 0 5%;
}

.nav-brand { font-size: 1.05rem; font-weight: 900; color: var(--ink); letter-spacing: -.3px; }
.nav-brand span { color: var(--blue); }

.nav-links { display: flex; align-items: center; gap: 1.5rem; font-size: .87rem; }
.nav-links a { color: var(--ink-3); font-weight: 500; transition: color .15s; }
.nav-links a:hover { color: var(--blue); text-decoration: none; }

.nav-cta {
  background: var(--ink);
  color: var(--white) !important;
  padding: .45rem 1.1rem;
  border-radius: var(--r);
  font-weight: 600;
  transition: background .15s;
}
.nav-cta:hover { background: var(--ink-2); text-decoration: none !important; }

.nav-burger {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--ink);
  padding: .2rem .4rem;
}

.nav-mobile {
  display: none;
  flex-direction: column;
  padding: .5rem 5% 1rem;
  border-top: 1px solid rgba(0,0,0,.06);
  background: var(--white);
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  color: var(--ink-3);
  font-weight: 500;
  font-size: .95rem;
  padding: .6rem 0;
  border-bottom: 1px solid rgba(0,0,0,.05);
}
.nav-cta-mobile { color: var(--blue) !important; font-weight: 700 !important; }

/* ── HERO ── */
.hero {
  background: var(--ink);
  padding: 7rem 5% 6rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -5%, rgba(37,99,235,.22) 0%, transparent 65%);
  pointer-events: none;
}
.hero-inner { max-width: 820px; margin: 0 auto; position: relative; }

.eyebrow {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 900;
  line-height: 1.07;
  color: var(--white);
  letter-spacing: -.8px;
  margin-bottom: 1.3rem;
}

.hero-lead {
  font-size: clamp(.95rem, 1.8vw, 1.15rem);
  color: rgba(255,255,255,.6);
  max-width: 500px;
  margin: 0 auto 2.8rem;
  line-height: 1.75;
}

.hero-cta {
  display: inline-block;
  background: var(--white);
  color: var(--ink);
  padding: .95rem 2.4rem;
  border-radius: var(--r);
  font-weight: 700;
  font-size: .95rem;
  box-shadow: 0 4px 24px rgba(0,0,0,.28);
  transition: transform .15s, box-shadow .15s;
}
.hero-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,0,0,.35); text-decoration: none; }

.hero-proof {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: .75rem;
  flex-wrap: wrap;
  margin-top: 2.8rem;
  margin-bottom: 3rem;
  font-size: .73rem;
  color: rgba(255,255,255,.35);
}
.proof-sep { color: rgba(255,255,255,.18); }

.hero-stats {
  display: flex;
  justify-content: center;
  border-top: 1px solid rgba(255,255,255,.09);
  padding-top: 2.5rem;
  flex-wrap: wrap;
}
.stat {
  flex: 1;
  min-width: 110px;
  text-align: center;
  padding: 0 1rem;
  border-right: 1px solid rgba(255,255,255,.09);
}
.stat:last-child { border-right: none; }
.stat strong { display: block; font-size: 2rem; font-weight: 900; color: var(--white); line-height: 1.1; }
.stat span   { display: block; font-size: .68rem; text-transform: uppercase; letter-spacing: .8px; color: rgba(255,255,255,.35); margin-top: .3rem; }

/* ── URGENCY STRIP ── */
.urgency-strip {
  background: #fffbeb;
  border-top: 2px solid #fbbf24;
  border-bottom: 2px solid #fbbf24;
  padding: .8rem 5%;
}
.strip-inner {
  max-width: var(--max);
  margin: 0 auto;
  font-size: .83rem;
  color: #92400e;
  line-height: 1.5;
}
.strip-inner a { color: #78350f; font-weight: 700; }

/* ── SERVICES ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.2rem;
}

.svc-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,.07);
  border-left: 4px solid var(--blue);
  border-radius: var(--r);
  padding: 1.6rem;
  box-shadow: var(--sh);
  display: flex;
  flex-direction: column;
  transition: transform .2s, box-shadow .2s;
}
.svc-card:hover { transform: translateY(-3px); box-shadow: var(--sh-md); }
.svc-card.urgent { border-left-color: var(--red); }

.svc-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .4rem;
  margin-bottom: .9rem;
}

.svc-tag {
  font-size: .63rem;
  font-weight: 700;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  color: var(--steel);
  background: var(--mist);
  padding: 2px 8px;
  border-radius: 4px;
}

.svc-deadline {
  font-size: .67rem;
  font-weight: 700;
  color: var(--red);
  background: var(--red-l);
  padding: 2px 8px;
  border-radius: 4px;
  white-space: nowrap;
}

.svc-card h3 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: .5rem;
  line-height: 1.35;
}

.svc-card p {
  font-size: .83rem;
  color: var(--steel);
  line-height: 1.6;
  margin-bottom: .8rem;
  flex: 1;
}

.svc-bottom {
  display: flex;
  align-items: center;
  gap: .8rem;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid rgba(0,0,0,.06);
}

.svc-price    { font-size: .82rem; font-weight: 700; color: var(--blue-d); }
.svc-duration { font-size: .75rem; color: var(--silver); }

.svc-note {
  margin-top: 2rem;
  font-size: .84rem;
  color: var(--steel);
  text-align: center;
}

/* ── METHOD ── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}
.step {
  border-left: 2px solid rgba(255,255,255,.1);
  padding-left: 1.5rem;
}
.step-n {
  display: block;
  font-size: 3.2rem;
  font-weight: 900;
  color: rgba(255,255,255,.07);
  line-height: 1;
  margin-bottom: .5rem;
  letter-spacing: -2px;
}
.step h3 { font-size: .95rem; font-weight: 700; color: var(--white); margin-bottom: .4rem; }
.step p  { font-size: .83rem; color: rgba(255,255,255,.5); line-height: 1.65; }

/* ── COMPLIANCE ── */
.reg-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.2rem;
}

.reg-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--r);
  padding: 1.6rem;
  box-shadow: var(--sh);
  display: flex;
  flex-direction: column;
  gap: .45rem;
}

.reg-label {
  display: inline-block;
  font-size: .63rem;
  font-weight: 700;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 4px;
  margin-bottom: .2rem;
}
.label-red   { background: var(--red-l); color: var(--red); }
.label-amber { background: #fef3c7; color: var(--amber); }
.label-blue  { background: var(--blue-l); color: var(--blue-d); }

.reg-who { font-size: .72rem; color: var(--silver); font-style: italic; }
.reg-card h3 { font-size: .95rem; font-weight: 700; color: var(--ink); }
.reg-card p  { font-size: .83rem; color: var(--steel); line-height: 1.55; }
.reg-hook    { font-size: .82rem; color: #92400e; font-style: italic; }
.reg-link    { font-size: .82rem; font-weight: 700; color: var(--blue); margin-top: .2rem; }
.reg-link:hover { text-decoration: underline; }

/* ── WHY US ── */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem 3rem;
}
.pillar { border-top: 1px solid rgba(255,255,255,.09); padding-top: 1.2rem; }
.pillar h3 { font-size: .95rem; font-weight: 700; color: var(--white); margin-bottom: .45rem; }
.pillar p  { font-size: .83rem; color: rgba(255,255,255,.45); line-height: 1.7; }

/* ── FAQ ── */
.faq-list {
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: rgba(0,0,0,.06);
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: var(--sh);
}
.faq-item { background: var(--white); }
.faq-q {
  width: 100%;
  background: none;
  border: none;
  padding: 1.15rem 1.4rem;
  text-align: left;
  font-size: .92rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .8rem;
  transition: background .15s;
  min-height: 52px;
  font-family: inherit;
}
.faq-q:hover { background: var(--mist); }
.faq-arrow { font-size: 1.3rem; color: var(--silver); transition: transform .2s; flex-shrink: 0; }
.faq-item.open .faq-arrow { transform: rotate(90deg); color: var(--blue); }
.faq-item.open .faq-q { color: var(--blue); }
.faq-a { display: none; padding: 0 1.4rem 1.2rem; }
.faq-item.open .faq-a { display: block; }
.faq-a p { font-size: .87rem; color: var(--steel); line-height: 1.7; border-top: 1px solid rgba(0,0,0,.06); padding-top: .9rem; }

/* ── ZONES ── */
.zones-grid {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: .5rem;
}
.zone {
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--r);
  padding: 1rem 2.2rem;
  font-weight: 700;
  font-size: 1rem;
  color: var(--white);
  letter-spacing: .2px;
}
.zones-more { margin-top: 1.5rem; text-align: center; font-size: .8rem; color: rgba(255,255,255,.3); }

/* ── CONTACT ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.7fr;
  gap: 3rem;
  align-items: start;
}

.bio-avatar {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--white);
  font-size: 1.15rem;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
}

.contact-bio h3 { font-size: 1.1rem; font-weight: 700; color: var(--ink); margin-bottom: .2rem; }
.bio-role       { font-size: .83rem; color: var(--steel); line-height: 1.5; margin-bottom: 1rem; }

.bio-certs { display: flex; flex-direction: column; gap: .3rem; margin-bottom: 1.2rem; }
.bio-certs span {
  font-size: .7rem; font-weight: 600;
  background: var(--blue-l); color: var(--blue-d);
  padding: 3px 10px; border-radius: 4px;
  display: inline-block;
}

.bio-links { display: flex; flex-direction: column; gap: .5rem; margin-bottom: 1.5rem; }
.bio-btn {
  display: block; padding: .6rem 1rem;
  border-radius: var(--r); font-weight: 700; font-size: .84rem;
  text-align: center; transition: opacity .15s;
}
.bio-btn:hover { opacity: .85; text-decoration: none; }
.btn-mail { background: var(--ink);    color: var(--white); }
.btn-wa   { background: #25d366;       color: var(--white); }
.btn-li   { background: #0a66c2;       color: var(--white); }

.bio-list { list-style: none; display: flex; flex-direction: column; gap: .45rem; margin-bottom: 1.2rem; }
.bio-list li {
  font-size: .84rem; color: var(--ink-3);
  padding-left: 1.2rem; position: relative;
}
.bio-list li::before { content: '✓'; position: absolute; left: 0; color: var(--green); font-weight: 700; }

.bio-guarantee {
  background: #f0fdf4; color: #15803d;
  padding: .6rem 1rem; border-radius: var(--r);
  font-size: .82rem; font-weight: 700; text-align: center;
}

.contact-form-box {
  background: var(--white);
  border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--r);
  padding: 2rem 2.2rem;
  box-shadow: var(--sh-md);
}
.contact-form-box h3 { font-size: 1rem; font-weight: 700; color: var(--ink); margin-bottom: .25rem; }
.form-intro { font-size: .82rem; color: var(--steel); margin-bottom: 1.4rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-group { display: flex; flex-direction: column; gap: .3rem; margin-bottom: .9rem; }
.form-group label { font-size: .77rem; font-weight: 600; color: var(--ink-3); }
.form-group input,
.form-group select,
.form-group textarea {
  border: 1px solid rgba(0,0,0,.12);
  border-radius: 6px; padding: .55rem .8rem;
  font-size: .88rem; font-family: inherit; color: var(--ink);
  transition: border-color .15s, box-shadow .15s;
  background: var(--white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none; border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.form-group textarea { resize: vertical; }

.btn-submit {
  width: 100%; background: var(--ink); color: var(--white);
  border: none; border-radius: var(--r); padding: .85rem;
  font-size: .9rem; font-weight: 700; cursor: pointer;
  transition: background .15s; min-height: 48px; font-family: inherit;
}
.btn-submit:hover { background: var(--ink-2); }
.form-note { font-size: .72rem; color: var(--silver); margin-top: .8rem; text-align: center; }
.form-note a { color: var(--steel); }

/* ── FOOTER ── */
footer {
  background: var(--ink); color: rgba(255,255,255,.35);
  text-align: center; padding: 2.5rem 5%; font-size: .8rem;
}
.footer-brand    { font-size: .95rem; font-weight: 700; color: rgba(255,255,255,.8); margin-bottom: .2rem; }
.footer-tagline  { color: rgba(255,255,255,.4); margin-bottom: .6rem; }
.footer-links    { display: flex; justify-content: center; gap: 1.5rem; margin-bottom: .6rem; }
.footer-links a  { color: rgba(255,255,255,.38); }
.footer-links a:hover { color: rgba(255,255,255,.7); }
.footer-copy     { font-size: .72rem; color: rgba(255,255,255,.22); }

/* ── FLOATING WHATSAPP ── */
.float-wa-btn {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 999;
  background: #25d366; color: var(--white);
  border-radius: 50px; padding: .7rem 1.2rem .7rem .9rem;
  font-weight: 700; display: flex; align-items: center; gap: .5rem;
  box-shadow: 0 4px 20px rgba(37,211,102,.35);
  transition: transform .2s, box-shadow .2s; text-decoration: none;
  animation: wa-pulse 2.5s infinite;
}
.float-wa-btn:hover { transform: translateY(-3px); box-shadow: 0 8px 28px rgba(37,211,102,.5); text-decoration: none; }
.float-wa-icon {
  font-size: .85rem; font-weight: 900;
  background: rgba(255,255,255,.25); border-radius: 50%;
  width: 24px; height: 24px; display: flex; align-items: center; justify-content: center;
}
.float-wa-label { font-size: .82rem; }
@keyframes wa-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,.35); }
  50%       { box-shadow: 0 4px 28px rgba(37,211,102,.6); }
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .contact-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links  { display: none; }
  .nav-burger { display: block; }
  .hero  { padding: 4rem 5% 3.5rem; }
  .section-light, .section-dark, .section-amber, .section-white { padding: 4rem 0; }
}

@media (max-width: 640px) {
  .form-row    { grid-template-columns: 1fr; }
  .zones-grid  { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
  .hero h1         { font-size: 2rem; letter-spacing: -.4px; }
  .services-grid   { grid-template-columns: 1fr; }
  .reg-grid        { grid-template-columns: 1fr; }
  .steps-grid      { grid-template-columns: 1fr; }
  .pillars-grid    { grid-template-columns: 1fr; }
  .float-wa-label  { display: none; }
  .float-wa-btn    { border-radius: 50%; padding: .85rem; }
}