/* =====================================================
   MVW Trading — Comércio Exterior
   Design system: corporate / international trade / blue
   ===================================================== */

:root {
  /* Brand — extraído do logo MVW Trading */
  --c-navy:           #1F3A75;        /* deep navy (barra esquerda do logo) */
  --c-navy-dark:      #142855;
  --c-primary:        #1B7AB5;        /* mid blue (barra central) */
  --c-primary-dark:   #135F90;
  --c-cyan:           #3AB5D9;        /* cyan (barra direita) */
  --c-cyan-light:     #5CCCEC;

  /* Neutrals */
  --c-bg:             #ffffff;
  --c-bg-soft:        #f5f7fb;
  --c-bg-soft-2:      #eef2f8;
  --c-bg-dark:        #0a1f3d;
  --c-bg-darker:      #061632;
  --c-text:           #1f2937;
  --c-text-soft:      #4b5563;
  --c-text-mute:      #6b7280;
  --c-text-on-dark:   #e7eef8;
  --c-text-on-dark-mute: #b3c2d6;
  --c-border:         #e5e7eb;
  --c-border-dark:    #1e3358;

  /* Typography */
  --font-body:    'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  --font-head:    'Montserrat', var(--font-body);

  /* Layout */
  --container:    1200px;
  --gap-sm:       12px;
  --gap:          24px;
  --gap-lg:       48px;
  --section-py:   96px;

  --r-sm: 6px;
  --r:    12px;
  --r-lg: 20px;

  --shadow-sm: 0 1px 2px rgba(15, 30, 60, .06);
  --shadow:    0 8px 24px rgba(15, 30, 60, .08);
  --shadow-lg: 0 24px 48px rgba(15, 30, 60, .14);
  --shadow-blue: 0 12px 32px rgba(27, 122, 181, .25);

  --t: 250ms cubic-bezier(.2, .8, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-bg);
  overflow-x: hidden;
  max-width: 100vw;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: var(--c-primary); text-decoration: none; transition: color var(--t); }
a:hover { color: var(--c-primary-dark); }
button { font: inherit; cursor: pointer; }

/* RTL support (Arabic) */
[dir="rtl"] body { font-family: 'Inter', 'Cairo', 'Tajawal', system-ui, sans-serif; }
[dir="rtl"] .nav-actions { margin-left: 0; margin-right: auto; }
[dir="rtl"] .lang-switcher { direction: ltr; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.18;
  margin: 0 0 .55em;
  color: var(--c-text);
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(1.9rem, 3vw + 0.6rem, 3rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 1.8vw + 0.9rem, 2.4rem); }
h3 { font-size: clamp(1.15rem, 0.6vw + 1rem, 1.4rem); }
h4 { font-size: 1.05rem; }
p  { margin: 0 0 1em; }
em { font-style: normal; color: var(--c-primary); font-weight: 600; }
strong { font-weight: 700; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}
@media (max-width: 480px) { .container { padding: 0 18px; } }

.eyebrow {
  display: inline-block;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: 12px;
}
.lead { font-size: 1.12rem; color: var(--c-text-soft); }
.muted { color: var(--c-text-mute); }
.soft { color: var(--c-text-mute); font-size: .9rem; }

/* ============== Botões ============== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1.5px solid var(--c-border);
  background: #fff;
  color: var(--c-text);
  font-weight: 600;
  font-size: .96rem;
  cursor: pointer;
  transition: all var(--t);
  text-decoration: none;
  line-height: 1;
}
.btn:hover { border-color: var(--c-primary); color: var(--c-primary); transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-primary) 50%, var(--c-cyan) 100%);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover { color: #fff; box-shadow: 0 18px 40px rgba(27, 122, 181, .35); }
.btn-whatsapp { background: #25d366; color: #fff; border-color: transparent; }
.btn-whatsapp:hover { background: #1ebe5a; color: #fff; }
.btn-whatsapp svg { width: 18px; height: 18px; }
.btn-ghost { background: transparent; border-color: rgba(255,255,255,.4); color: #fff; }
.btn-ghost:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.1); }

/* ============== Header ============== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
}
.nav {
  display: flex; align-items: center; gap: 18px;
  padding: 14px 24px;
  max-width: var(--container);
  margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--c-text); font-weight: 700; }
.brand-mark img { width: 44px; height: 44px; object-fit: contain; }
.brand-name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.18rem;
  line-height: 1;
  letter-spacing: -0.01em;
  display: flex; flex-direction: column; gap: 2px;
}
.brand-name small {
  font-size: .68rem; font-weight: 500; letter-spacing: .18em;
  text-transform: uppercase; color: var(--c-text-mute);
}
.nav-links {
  display: flex; gap: 6px;
  list-style: none; margin: 0; padding: 0;
  margin-left: 32px;
}
.nav-links a {
  display: block; padding: 8px 14px;
  color: var(--c-text-soft); font-weight: 500; font-size: .94rem;
  border-radius: var(--r-sm);
  transition: all var(--t);
}
.nav-links a:hover { color: var(--c-primary); background: var(--c-bg-soft); }
.nav-actions { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.menu-toggle {
  display: none;
  background: transparent; border: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  color: var(--c-text);
}
.menu-toggle svg { width: 26px; height: 26px; }

@media (max-width: 980px) {
  .nav-links { margin-left: 16px; gap: 2px; }
  .nav-links a { padding: 6px 10px; font-size: .88rem; }
}
@media (max-width: 880px) {
  .menu-toggle { display: inline-flex; }
  .nav-links {
    position: absolute; left: 0; right: 0; top: 100%;
    background: #fff;
    flex-direction: column;
    padding: 12px 18px 18px;
    margin: 0;
    box-shadow: var(--shadow-lg);
    transform: translateY(-12px);
    opacity: 0; pointer-events: none;
    transition: all var(--t);
    border-bottom: 1px solid var(--c-border);
  }
  .nav-links a { padding: 12px 14px; font-size: 1rem; }
  .site-header.menu-open .nav-links { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-actions .btn:not(.btn-primary) { display: none; }
  .nav-actions { gap: 6px; }
  .nav-actions .btn { padding: 10px 16px; font-size: .85rem; }
}

/* ============== Hero ============== */
.hero {
  position: relative;
  padding: 110px 0 90px;
  background:
    linear-gradient(135deg, rgba(20, 40, 85, .85) 0%, rgba(27, 122, 181, .78) 60%, rgba(58, 181, 217, .70) 100%),
    url('/assets/img/hero-port.jpg') center / cover no-repeat;
  color: #fff;
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse at top right, rgba(58, 181, 217, .25), transparent 60%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 920px; margin: 0 auto; text-align: center; padding: 0 24px; }
.hero h1 { color: #fff; margin-bottom: 18px; }
.hero h1 em { color: var(--c-cyan-light); font-weight: 700; }
.hero .lead { font-size: 1.2rem; color: rgba(255,255,255,.92); max-width: 760px; margin: 0 auto 32px; }
.hero-cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.hero-tagline {
  display: inline-block; padding: 6px 16px;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 999px;
  font-size: .82rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: #fff;
  margin-bottom: 22px;
  backdrop-filter: blur(4px);
}

/* ============== Stats ============== */
.stats {
  background: var(--c-bg-soft);
  padding: 70px 0;
  border-bottom: 1px solid var(--c-border);
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
  text-align: center;
}
.stat .num {
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 3vw + 1rem, 3.4rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--c-navy), var(--c-cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1; margin-bottom: 8px;
}
.stat .label {
  font-size: .92rem; color: var(--c-text-soft);
  letter-spacing: .04em;
  font-weight: 500;
}
@media (max-width: 760px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
}

/* ============== Sections gerais ============== */
section { padding: var(--section-py) 0; }
@media (max-width: 760px) { section { padding: 64px 0; } }

.section-head { text-align: center; max-width: 780px; margin: 0 auto 64px; }
.section-head .lead { margin-top: 14px; }

/* ============== Sobre ============== */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px;
  align-items: center;
}
.about-photo {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-photo img { width: 100%; height: auto; display: block; }
.about-text p { margin-bottom: 1.1em; color: var(--c-text-soft); }
.about-text p strong { color: var(--c-text); }

.about-values {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  margin-top: 72px;
}
.value {
  padding: 28px 22px;
  background: var(--c-bg-soft);
  border-radius: var(--r);
  border-top: 3px solid var(--c-primary);
  transition: all var(--t);
}
.value:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.value h4 { color: var(--c-navy); margin-bottom: 8px; }
.value p { font-size: .92rem; color: var(--c-text-soft); margin: 0; }

@media (max-width: 880px) {
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-values { grid-template-columns: repeat(2, 1fr); margin-top: 48px; }
}

/* ============== Serviços ============== */
.services { background: var(--c-bg-soft); }
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.service-card {
  padding: 36px 28px;
  background: #fff;
  border-radius: var(--r);
  border: 1px solid var(--c-border);
  transition: all var(--t);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-icon {
  width: 56px; height: 56px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--c-navy), var(--c-cyan));
  border-radius: var(--r-sm);
  color: #fff;
  margin-bottom: 22px;
}
.service-icon svg { width: 30px; height: 30px; }
.service-card h3 { color: var(--c-navy); margin-bottom: 12px; }
.service-card p { color: var(--c-text-soft); font-size: .96rem; margin: 0; }

@media (max-width: 880px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .services-grid { grid-template-columns: 1fr; } }

/* ============== Produtos (export/import) ============== */
.products-tabs {
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px;
  margin-top: 32px;
}
.products-block {
  padding: 40px 32px;
  border-radius: var(--r-lg);
  position: relative;
  overflow: hidden;
}
.products-block.export {
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-primary) 100%);
  color: #fff;
}
.products-block.import {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-cyan) 100%);
  color: #fff;
}
.products-block h3 { color: #fff; font-size: 1.5rem; margin-bottom: 6px; }
.products-block .products-subtitle { opacity: .85; margin-bottom: 24px; font-size: .95rem; }
.products-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.products-list li {
  padding: 12px 18px;
  background: rgba(255,255,255,.14);
  border-radius: var(--r-sm);
  font-weight: 500;
  border: 1px solid rgba(255,255,255,.1);
  transition: all var(--t);
}
.products-list li:hover { background: rgba(255,255,255,.22); }

@media (max-width: 760px) { .products-tabs { grid-template-columns: 1fr; } }

/* ============== Team / Equipe ============== */
.team {
  background: var(--c-bg-soft);
}
.team-grid {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center;
}
.team-photo {
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.team-photo img { width: 100%; display: block; }
.team-text h2 { color: var(--c-navy); }

@media (max-width: 880px) { .team-grid { grid-template-columns: 1fr; gap: 36px; } }

/* ============== Vídeos ============== */
.videos { background: #fff; }
.videos-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.video-card {
  background: #fff;
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border);
  transition: all var(--t);
  display: flex; flex-direction: column;
}
.video-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: transparent; }
.video-frame {
  aspect-ratio: 16/9;
  width: 100%;
  background: var(--c-bg-soft);
  overflow: hidden;
}
.video-frame iframe { width: 100%; height: 100%; border: 0; display: block; }
.video-body { padding: 22px 24px; }
.video-body .eyebrow { margin-bottom: 8px; font-size: .72rem; }
.video-body h3 { color: var(--c-navy); font-size: 1.08rem; margin-bottom: 8px; line-height: 1.3; }
.video-body p { color: var(--c-text-soft); font-size: .92rem; margin: 0; }

@media (max-width: 980px) { .videos-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .videos-grid { grid-template-columns: 1fr; } }

/* ============== Cases / Highlights ============== */
.cases-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.case-card {
  background: #fff;
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border);
  transition: all var(--t);
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.case-card-img {
  aspect-ratio: 16/10;
  background: var(--c-bg-soft) center / cover no-repeat;
}
.case-card-body { padding: 24px; }
.case-card h3 { color: var(--c-navy); font-size: 1.1rem; margin-bottom: 8px; }
.case-card p { font-size: .92rem; color: var(--c-text-soft); margin: 0; }

@media (max-width: 880px) { .cases-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cases-grid { grid-template-columns: 1fr; } }

/* ============== Certificações / Holder Service ============== */
.holder {
  background: linear-gradient(135deg, var(--c-bg-dark), var(--c-bg-darker));
  color: var(--c-text-on-dark);
}
.holder h2 { color: #fff; }
.holder .eyebrow { color: var(--c-cyan-light); }
.holder p { color: var(--c-text-on-dark-mute); }
.holder-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center;
}
.holder-image img {
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
}
.holder-list {
  list-style: none; padding: 0; margin: 24px 0 0;
  display: grid; gap: 12px;
}
.holder-list li {
  display: flex; align-items: flex-start; gap: 14px;
  font-size: .98rem;
}
.holder-list svg {
  width: 22px; height: 22px;
  color: var(--c-cyan-light);
  flex-shrink: 0; margin-top: 2px;
}

@media (max-width: 880px) { .holder-grid { grid-template-columns: 1fr; gap: 36px; } }

/* ============== Contato ============== */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px;
  margin-top: 16px;
}
.contact-card {
  display: flex; gap: 18px; padding: 22px 24px;
  background: var(--c-bg-soft); border-radius: var(--r);
  margin-bottom: 14px;
  border: 1px solid var(--c-border);
  transition: all var(--t);
}
.contact-card:hover { background: #fff; box-shadow: var(--shadow); }
.contact-card .icon {
  width: 48px; height: 48px;
  flex-shrink: 0;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--c-navy), var(--c-primary));
  border-radius: var(--r-sm);
  color: #fff;
}
.contact-card .icon svg { width: 24px; height: 24px; }
.contact-card h4 { margin: 0 0 4px; font-size: 1rem; color: var(--c-navy); }
.contact-card p { margin: 0; color: var(--c-text-soft); font-size: .95rem; }
.contact-card a { color: var(--c-text-soft); }
.contact-card a:hover { color: var(--c-primary); }

.contact-cta {
  padding: 40px 32px;
  background: linear-gradient(135deg, var(--c-navy), var(--c-primary));
  border-radius: var(--r-lg);
  color: #fff;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.contact-cta h3 { color: #fff; font-size: 1.5rem; margin-bottom: 8px; }
.contact-cta .muted { color: rgba(255,255,255,.78); margin-bottom: 24px; }
.contact-cta .eyebrow { color: var(--c-cyan-light); }
.btn-row { display: flex; flex-direction: column; gap: 12px; align-items: stretch; }

.map-embed { margin-top: 18px; }
.map-embed-frame {
  aspect-ratio: 16/9;
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid var(--c-border);
}
.map-embed-frame iframe { width: 100%; height: 100%; border: 0; }

@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; gap: 36px; } }

/* ============== Footer ============== */
.site-footer {
  background: var(--c-bg-darker);
  color: var(--c-text-on-dark);
  padding: 64px 0 24px;
}
.site-footer .brand { color: #fff; margin-bottom: 16px; }
.site-footer .brand-name small { color: rgba(255,255,255,.55); }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: 36px;
  margin-bottom: 36px;
}
.site-footer h5 {
  font-size: .85rem; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.6);
  margin-bottom: 16px; font-weight: 700;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.site-footer a { color: var(--c-text-on-dark-mute); font-size: .92rem; }
.site-footer a:hover { color: var(--c-cyan-light); }
.site-footer p { color: var(--c-text-on-dark-mute); font-size: .9rem; }

.lang-switcher { display: flex; flex-wrap: wrap; gap: 6px; }
.lang-switcher a {
  padding: 6px 11px;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--r-sm);
  font-size: .8rem; font-weight: 600;
  color: var(--c-text-on-dark-mute);
  transition: all var(--t);
}
.lang-switcher a:hover { border-color: var(--c-cyan-light); color: var(--c-cyan-light); }
.lang-switcher a.active { background: var(--c-primary); border-color: var(--c-primary); color: #fff; }

.social-icons { display: flex; gap: 10px; }
.social-icons a {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50%;
  color: var(--c-text-on-dark-mute);
  transition: all var(--t);
}
.social-icons a:hover { border-color: var(--c-cyan-light); color: var(--c-cyan-light); }
.social-icons svg { width: 18px; height: 18px; }

.copyright {
  border-top: 1px solid var(--c-border-dark);
  padding-top: 22px;
  text-align: center;
  font-size: .82rem;
  color: var(--c-text-on-dark-mute);
}

@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}

/* ============== WhatsApp flutuante ============== */
.whatsapp-float {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 56px; height: 56px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: grid; place-items: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, .35);
  z-index: 50;
  transition: all var(--t);
}
.whatsapp-float:hover { transform: scale(1.08); color: #fff; }
.whatsapp-float svg { width: 28px; height: 28px; }
[dir="rtl"] .whatsapp-float { right: auto; left: 24px; }

/* ============== Página IU (Instruções de Uso / IFU) ============== */
.iu-hero {
  position: relative;
  padding: 100px 0 70px;
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-primary) 100%);
  color: #fff;
  text-align: center;
}
.iu-hero h1 { color: #fff; margin-bottom: 14px; }
.iu-hero h1 em { color: var(--c-cyan-light); font-weight: 700; }
.iu-hero p { color: rgba(255,255,255,.9); max-width: 720px; margin: 0 auto; font-size: 1.1rem; }
.iu-hero .eyebrow { color: var(--c-cyan-light); display: inline-block; }

.iu-controls {
  position: sticky; top: 70px; z-index: 50;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
  padding: 16px 0;
}
.iu-search {
  display: flex; gap: 12px; align-items: center;
  max-width: 720px; margin: 0 auto 14px;
}
.iu-search input {
  flex: 1;
  padding: 12px 18px;
  border: 1.5px solid var(--c-border);
  border-radius: 999px;
  font-size: .96rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--t);
}
.iu-search input:focus { border-color: var(--c-primary); box-shadow: 0 0 0 4px rgba(27,122,181,.1); }
.iu-search .count { font-size: .88rem; color: var(--c-text-mute); white-space: nowrap; }

.iu-filters {
  display: flex; flex-wrap: wrap; gap: 8px;
  justify-content: center;
}
.iu-filter {
  padding: 7px 16px;
  border: 1.5px solid var(--c-border);
  background: #fff;
  border-radius: 999px;
  font-size: .86rem; font-weight: 600;
  cursor: pointer;
  transition: all var(--t);
  color: var(--c-text-soft);
}
.iu-filter:hover { border-color: var(--c-primary); color: var(--c-primary); }
.iu-filter.active {
  background: linear-gradient(135deg, var(--c-navy), var(--c-primary));
  border-color: transparent;
  color: #fff;
}

.iu-list {
  padding: 48px 0 80px;
}
.iu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.iu-card {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  transition: all var(--t);
  text-decoration: none; color: var(--c-text);
}
.iu-card:hover {
  border-color: var(--c-primary);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
  color: var(--c-text);
}
.iu-card .iu-icon {
  width: 38px; height: 38px;
  flex-shrink: 0;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--c-navy), var(--c-cyan));
  border-radius: 8px;
  color: #fff;
}
.iu-card .iu-icon svg { width: 20px; height: 20px; }
.iu-card .iu-info { flex: 1; min-width: 0; }
.iu-card .iu-title {
  font-weight: 700; font-size: .92rem;
  color: var(--c-navy);
  margin-bottom: 4px;
  line-height: 1.3;
  word-wrap: break-word; overflow-wrap: anywhere;
}
.iu-card .iu-meta {
  font-size: .76rem;
  color: var(--c-text-mute);
  letter-spacing: .04em; text-transform: uppercase;
  font-weight: 600;
}
.iu-card .iu-meta.curativos { color: #be4a3a; }
.iu-card .iu-meta.mobilidade { color: #1B7AB5; }
.iu-card .iu-meta.odonto { color: #6b46c1; }
.iu-card .iu-meta.especiais { color: #047857; }

.iu-empty {
  text-align: center; padding: 60px 24px;
  color: var(--c-text-mute);
  font-size: 1.05rem;
}

.iu-notice {
  margin: 0 auto 40px;
  max-width: 720px;
  padding: 18px 22px;
  background: linear-gradient(135deg, rgba(27,122,181,.06), rgba(58,181,217,.04));
  border-left: 3px solid var(--c-primary);
  border-radius: 0 10px 10px 0;
  font-size: .92rem;
  color: var(--c-text-soft);
}
.iu-notice strong { color: var(--c-navy); }

/* ============== Reveal animation ============== */
.reveal { opacity: 0; transform: translateY(24px); transition: all .65s var(--t); }
.reveal.in { opacity: 1; transform: translateY(0); }

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