/* ===========================
   QualiNutre — Design System
   =========================== */

:root {
  --navy:   #0F4C75;
  --navy-d: #0A3558;
  --navy-l: #1A6BA0;
  --green:  #16A34A;
  --green-d:#15803D;
  --off:    #F7F8FA;
  --white:  #FFFFFF;
  --text:   #1C2B3A;
  --muted:  #6B7A8D;
  --border: #E5E9EF;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(15,76,117,.10);
  --shadow-lg: 0 12px 40px rgba(15,76,117,.16);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Poppins', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* Typography */
h1,h2,h3,h4,h5 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.2rem; font-weight: 600; }
p  { color: var(--muted); }

a { color: inherit; text-decoration: none; }

/* Utilities */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 80px 0; }
.section-alt { background: var(--off); }

.tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--green);
  margin-bottom: 12px;
}

.section-title {
  color: var(--text);
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 560px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: .95rem;
  transition: all .2s ease;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}
.btn-primary:hover { background: var(--green-d); border-color: var(--green-d); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(22,163,74,.3); }

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.6);
}
.btn-outline:hover { background: rgba(255,255,255,.12); border-color: #fff; }

.btn-navy {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}
.btn-navy:hover { background: var(--navy-d); transform: translateY(-2px); box-shadow: var(--shadow); }

/* ===========================
   NAV
   =========================== */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}

#nav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.08); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-logo img { height: 42px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--muted);
  transition: color .2s;
}
.nav-links a:hover { color: var(--navy); }

.nav-cta {
  background: var(--green);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: .875rem !important;
}
.nav-cta:hover { background: var(--green-d); color: #fff !important; }

.nav-mobile-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text);
}

.nav-mobile-menu {
  display: none;
  position: fixed;
  top: 68px; left: 0; right: 0;
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  z-index: 99;
}

.nav-mobile-menu.open { display: block; }
.nav-mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.nav-mobile-menu ul a {
  display: block;
  padding: 10px 0;
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}
.nav-mobile-menu .btn { width: 100%; justify-content: center; margin-top: 16px; }

/* ===========================
   HERO
   =========================== */
#hero {
  padding: 120px 0 80px;
  background: linear-gradient(135deg, #0A3558 0%, #0F4C75 50%, #1A6BA0 100%);
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(22,163,74,.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,.05) 0%, transparent 40%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(22,163,74,.15);
  border: 1px solid rgba(22,163,74,.3);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: .8rem;
  font-weight: 600;
  color: #4ADE80;
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.hero-badge span { width: 6px; height: 6px; background: #4ADE80; border-radius: 50%; }

.hero-title {
  color: #fff;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  margin-bottom: 20px;
  line-height: 1.15;
}

.hero-title em {
  font-style: normal;
  color: #4ADE80;
}

.hero-sub {
  color: rgba(255,255,255,.8);
  font-size: 1.05rem;
  margin-bottom: 36px;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-trust {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,.12);
  display: flex;
  gap: 32px;
}

.hero-trust-item strong {
  display: block;
  color: #fff;
  font-size: 1.4rem;
  font-weight: 700;
}

.hero-trust-item span {
  color: rgba(255,255,255,.65);
  font-size: .8rem;
}

.hero-visual {
  position: relative;
}

.hero-card {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 20px;
  padding: 32px;
  color: #fff;
}

.hero-card-title {
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: rgba(255,255,255,.6);
  margin-bottom: 20px;
}

.hero-checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.hero-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .9rem;
  color: rgba(255,255,255,.85);
  line-height: 1.5;
}

.hero-checklist li svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: #4ADE80;
}

.hero-cta-card {
  background: var(--green);
  border-radius: 14px;
  padding: 20px 24px;
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.hero-cta-card p {
  color: rgba(255,255,255,.85);
  font-size: .85rem;
}

.hero-cta-card strong {
  display: block;
  color: #fff;
  font-size: .95rem;
}

.hero-cta-card .arrow {
  background: rgba(255,255,255,.2);
  border-radius: 50%;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: #fff;
}

/* ===========================
   PAIN POINTS
   =========================== */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.pain-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: all .25s;
}

.pain-card:hover {
  border-color: #0F4C7530;
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.pain-icon {
  width: 48px; height: 48px;
  background: #FEF2F2;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  font-size: 1.4rem;
}

.pain-card h3 { color: var(--text); font-size: 1rem; margin-bottom: 8px; }
.pain-card p  { font-size: .875rem; line-height: 1.6; }

/* ===========================
   SERVICES
   =========================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: all .25s;
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--navy);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s;
}

.service-card:hover {
  border-color: #0F4C7530;
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.service-card:hover::after { transform: scaleX(1); }

.service-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, #EBF3FA, #D0E8F5);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.service-card h3 { color: var(--text); margin-bottom: 10px; }
.service-card p  { font-size: .875rem; line-height: 1.65; }

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: .875rem;
  font-weight: 600;
  color: var(--navy);
  transition: gap .2s;
}
.service-link:hover { gap: 10px; }

/* ===========================
   NUMBERS / STATS
   =========================== */
#como-funciona {
  background: var(--navy);
  padding: 72px 0;
}

.process-label {
  text-align: center;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: #4ADE80;
  margin-bottom: 48px;
}

.process-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 16px;
}

.process-step {
  text-align: center;
  padding: 8px;
}

.process-number {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: #4ADE80;
  margin-bottom: 12px;
}

.process-icon {
  width: 56px;
  height: 56px;
  background: rgba(255,255,255,.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  border: 1px solid rgba(255,255,255,.12);
}

.process-icon i {
  font-size: 1.3rem;
  color: #fff;
}

.process-step h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.process-step p {
  font-size: .8rem;
  color: rgba(255,255,255,.6);
  line-height: 1.5;
  margin: 0;
}

.process-arrow {
  color: rgba(255,255,255,.25);
  font-size: 1rem;
  padding-bottom: 40px;
}

/* ===========================
   CASE
   =========================== */
.case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 48px;
}

.case-badge {
  display: inline-block;
  background: #ECFDF5;
  color: var(--green);
  font-size: .75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.case-logo {
  width: 120px;
  margin-bottom: 20px;
  border-radius: 8px;
}

.case-challenge {
  background: #FEF3C7;
  border-left: 3px solid #F59E0B;
  padding: 16px 20px;
  border-radius: 0 8px 8px 0;
  margin: 20px 0;
}

.case-challenge h4 { font-size: .85rem; color: #92400E; margin-bottom: 4px; }
.case-challenge p { font-size: .875rem; color: #78350F; }

.case-results {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}

.result-item {
  background: var(--off);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.result-icon {
  width: 36px; height: 36px;
  background: #DCFCE7;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.result-item p { font-size: .8rem; color: var(--text); margin: 0; line-height: 1.4; }

.case-visual {
  background: linear-gradient(135deg, #EBF3FA, #D0E8F5);
  border-radius: 20px;
  padding: 48px 40px;
  text-align: center;
}

.case-visual-icon { font-size: 5rem; margin-bottom: 20px; display: block; }
.case-quote {
  font-style: italic;
  font-size: 1rem;
  color: var(--navy);
  line-height: 1.7;
  font-weight: 500;
}
.case-author {
  margin-top: 20px;
  font-size: .85rem;
  color: var(--muted);
}
.case-author strong { color: var(--text); display: block; }

/* ===========================
   ABOUT CEO
   =========================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: center;
}

.about-photo {
  position: relative;
}

.about-photo-frame {
  width: 100%;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, #0F4C75, #1A6BA0);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  position: relative;
  overflow: hidden;
}

.about-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 20px;
}

.about-badge {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  border-radius: 10px;
  padding: 10px 16px;
  box-shadow: var(--shadow-lg);
  text-align: center;
  white-space: nowrap;
}

.about-badge strong { display: block; font-size: .9rem; color: var(--navy); }
.about-badge span   { font-size: .75rem; color: var(--muted); }

.about-credentials {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 24px 0;
}

.about-credentials li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
  color: var(--text);
}

.about-credentials li::before {
  content: '✓';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px; height: 24px;
  background: #DCFCE7;
  color: var(--green);
  border-radius: 50%;
  font-weight: 700;
  font-size: .8rem;
  flex-shrink: 0;
}

.about-markets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.market-tag {
  background: var(--off);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: .8rem;
  font-weight: 500;
  color: var(--text);
}

/* ===========================
   LEAD CAPTURE / DIAGNOSTIC
   =========================== */
#diagnostico {
  background: linear-gradient(135deg, #0A3558, #0F4C75);
  padding: 80px 0;
}

.diagnostico-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.diagnostico-content h2 { color: #fff; margin-bottom: 16px; }
.diagnostico-content p  { color: rgba(255,255,255,.75); margin-bottom: 28px; }

.diagnostico-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.diagnostico-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,.85);
  font-size: .9rem;
}

.diagnostico-list li svg {
  color: #4ADE80;
  flex-shrink: 0;
}

.diagnostico-form {
  background: #fff;
  border-radius: 20px;
  padding: 36px;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}

.diagnostico-form h3 {
  font-size: 1.2rem;
  color: var(--text);
  margin-bottom: 8px;
}

.diagnostico-form .form-sub {
  font-size: .85rem;
  color: var(--muted);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: .8rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: .9rem;
  font-family: 'Poppins', sans-serif;
  color: var(--text);
  background: #fff;
  transition: border-color .2s;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--navy);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-submit {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
  font-size: 1rem;
  padding: 14px;
}

.form-privacy {
  text-align: center;
  font-size: .75rem;
  color: var(--muted);
  margin-top: 12px;
}

.form-success {
  display: none;
  text-align: center;
  padding: 24px;
}

.form-success .success-icon { font-size: 3rem; margin-bottom: 12px; }
.form-success h4 { color: var(--green); margin-bottom: 8px; }
.form-success p { font-size: .9rem; }

/* ===========================
   CONTACT
   =========================== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.contact-info { display: contents; }

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--off);
  border-radius: var(--radius);
}

.contact-item-icon {
  width: 44px; height: 44px;
  background: var(--navy);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-item h4 { font-size: .875rem; color: var(--text); margin-bottom: 2px; }
.contact-item a,
.contact-item p  { font-size: .875rem; color: var(--muted); }
.contact-item a:hover { color: var(--navy); }

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.social-link {
  width: 40px; height: 40px;
  background: var(--off);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--muted);
  font-size: 1rem;
  transition: all .2s;
}
.social-link:hover { background: var(--navy); border-color: var(--navy); color: #fff; }

.contact-form-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px;
  box-shadow: var(--shadow);
}

.contact-wa-cta {
  margin-top: 40px;
  background: linear-gradient(135deg, #0A3558, #0F4C75);
  border-radius: 16px;
  padding: 32px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.contact-wa-cta h4 { color: #fff; font-size: 1.15rem; margin-bottom: 6px; }
.contact-wa-cta p  { color: rgba(255,255,255,.7); font-size: .9rem; margin: 0; }
.contact-wa-cta .btn { flex-shrink: 0; background: #25D366; border-color: #25D366; color: #fff; }
.contact-wa-cta .btn:hover { background: #1ebe5a; border-color: #1ebe5a; }

.segment-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, #EBF3FA, #D0E8F5);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  color: var(--navy);
  margin: 0 auto 12px;
}

.pain-icon i   { font-size: 1.2rem; color: #DC2626; }
.service-icon i { font-size: 1.3rem; color: var(--navy); }

/* ===========================
   FOOTER
   =========================== */
footer {
  background: #0A1929;
  padding: 60px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo {
  height: 44px;
  width: auto;
  display: block;
  margin-bottom: 16px;
  filter: brightness(0) invert(1) opacity(.85);
}
.footer-about p    { font-size: .875rem; color: rgba(255,255,255,.5); line-height: 1.7; }
.footer-about .social-links { margin-top: 20px; }
.footer-about .social-link { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.08); color: rgba(255,255,255,.6); }
.footer-about .social-link:hover { background: var(--navy); border-color: var(--navy); color: #fff; }

.footer-col h4 {
  font-size: .875rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}

.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a {
  font-size: .875rem;
  color: rgba(255,255,255,.5);
  transition: color .2s;
}
.footer-col ul a:hover { color: rgba(255,255,255,.9); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.footer-bottom p { font-size: .8rem; color: rgba(255,255,255,.4); }

/* ===========================
   WHATSAPP FLOAT
   =========================== */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: transform .2s, box-shadow .2s;
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,.5); }

/* ===========================
   SEGMENTS SECTION
   =========================== */
.segments-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 48px;
}

.segment-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: all .25s;
}

.segment-card:hover {
  border-color: var(--navy);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.segment-emoji { font-size: 2.2rem; display: block; margin-bottom: 12px; }
.segment-card h4 { font-size: .9rem; color: var(--text); margin-bottom: 4px; }
.segment-card p  { font-size: .78rem; }


/* ===========================
   ANIMATIONS
   =========================== */
[data-aos] { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
[data-aos].aos-animate { opacity: 1; transform: translateY(0); }
[data-aos="fade-left"] { transform: translateX(30px); }
[data-aos="fade-left"].aos-animate { transform: translateX(0); }
[data-aos="fade-right"] { transform: translateX(-30px); }
[data-aos="fade-right"].aos-animate { transform: translateX(0); }

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 1024px) {
  .hero-grid, .case-grid, .about-grid,
  .diagnostico-grid, .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual { display: none; }

  .services-grid, .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .process-arrow { display: none; }
  .segments-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  #hero { padding: 108px 0 64px; min-height: auto; }
  .section { padding: 60px 0; }
  .nav-links { display: none; }
  .nav-mobile-btn { display: block; }
  .services-grid, .pain-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .process-arrow { display: none; }
  .segments-grid { grid-template-columns: repeat(2, 1fr); }
  .case-results { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 6px; }
  .footer-bottom p { word-break: break-word; overflow-wrap: break-word; }
  .form-row { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-wa-cta { flex-direction: column; text-align: center; }
  .contact-wa-cta .btn { width: 100%; justify-content: center; }
  .about-photo-frame { aspect-ratio: 3/2; }
  .hero-trust { flex-direction: row; gap: 24px; flex-wrap: wrap; }
}

@media (max-width: 480px) {
  .segments-grid { grid-template-columns: 1fr 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { justify-content: center; }
  .diagnostico-form { padding: 24px 20px; }
  .case-logo { width: 90px; }
  .footer-bottom p { font-size: .75rem; }
  .hero-trust { flex-direction: column; gap: 12px; }
  .process-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
}