/* ============================================
   WIZA DO TANZANII – DESIGN v2 (Google Stitch)
   Zielony & Biały · Inter · Material Icons
   ============================================ */

/* ---------- CSS VARIABLES ---------- */
:root {
  --primary:        #004b24;
  --primary-light:  #006633;
  --primary-fixed:  #9ff6b4;
  --primary-container: #006633;
  --secondary:      #006e1c;
  --surface:        #f8f9fa;
  --surface-low:    #f3f4f5;
  --surface-high:   #e7e8e9;
  --surface-highest:#e1e3e4;
  --on-surface:     #191c1d;
  --on-surface-var: #3f4940;
  --on-primary:     #ffffff;
  --outline:        #6f7a6f;
  --outline-variant:#bfc9bd;
  --error:          #ba1a1a;
  --white:          #ffffff;
  --gray-100:       #f0f2f5;
  --gray-200:       #e2e6eb;
  --gray-300:       #cdd3db;
  --gray-500:       #7a8594;
  --gray-700:       #3d4654;
  --gold:           #d4a843;
  --gold-light:     #f0d078;
  --radius:         8px;
  --radius-lg:      12px;
  --radius-full:    999px;
  --shadow-sm:      0 1px 3px rgba(0,75,36,.08);
  --shadow-md:      0 4px 14px rgba(0,75,36,.10);
  --shadow-lg:      0 8px 30px rgba(0,75,36,.12);
  --transition:     .25s ease;
  --font:           'Inter', system-ui, -apple-system, sans-serif;
  --max-width:      1200px;
  --gutter:         24px;
  --margin-m:       16px;
  --margin-d:       48px;
}

/* ---------- RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--on-surface);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-light); }

img { max-width: 100%; height: auto; display: block; }

ul, ol { padding-left: 1.4em; }
li { margin-bottom: .4em; }

h1, h2, h3, h4 { line-height: 1.3; color: var(--primary); }

p { margin-bottom: 1em; }

/* ---------- UTILITY ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--margin-m);
}

@media (min-width: 768px) {
  .container { padding: 0 var(--margin-d); }
}

.content-wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 2.5rem var(--margin-m) 4rem;
}

@media (min-width: 768px) {
  .content-wrap { padding: 3rem var(--margin-d) 5rem; }
}

/* ---------- HEADER (top bar) ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--outline-variant);
  height: 80px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: var(--primary);
  text-decoration: none;
  flex-shrink: 0;
}
.logo:hover { color: var(--primary-light); }

.logo-icon {
  font-size: 1.8rem;
  line-height: 1;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.logo-text strong {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--primary);
}
.logo-text small {
  font-size: .72rem;
  color: var(--on-surface-var);
  font-weight: 400;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1100;
  border-radius: var(--radius);
  transition: background var(--transition);
}
.hamburger:hover { background: var(--surface-high); }
.hamburger-line {
  display: block;
  width: 100%;
  height: 2.5px;
  background: var(--primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.active .hamburger-line:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.active .hamburger-line:nth-child(2) { opacity: 0; }
.hamburger.active .hamburger-line:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ---------- NAVIGATION ---------- */
.main-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 85vw);
  height: 100dvh;
  background: var(--white);
  padding: 88px 0 2rem;
  overflow-y: auto;
  transition: right var(--transition);
  z-index: 1050;
  box-shadow: -4px 0 24px rgba(0,0,0,.15);
}
.main-nav.open { right: 0; }

@media (min-width: 768px) {
  .main-nav {
    position: sticky;
    top: 80px;
    width: 100%;
    height: auto;
    padding: 0;
    overflow: visible;
    background: var(--primary);
    box-shadow: var(--shadow-md);
    z-index: 999;
  }
}

.nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
@media (min-width: 768px) {
  .nav-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--margin-d);
  }
}

.nav-list > li {
  border-bottom: 1px solid var(--gray-200);
}
@media (min-width: 768px) {
  .nav-list > li { border-bottom: none; }
}

.nav-list a {
  display: block;
  padding: .85rem 1.5rem;
  color: var(--on-surface);
  font-size: .93rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}
.nav-list a:hover,
.nav-list a:focus-visible {
  background: var(--surface);
  color: var(--primary);
}

@media (min-width: 768px) {
  .nav-list a {
    color: rgba(255,255,255,.88);
    padding: .75rem 1rem;
    font-size: .85rem;
    font-weight: 600;
    letter-spacing: .03em;
  }
  .nav-list a:hover,
  .nav-list a:focus-visible {
    background: rgba(255,255,255,.1);
    color: var(--white);
  }
  .nav-list a.active-link {
    color: var(--white);
    border-bottom: 2px solid var(--primary-fixed);
    background: rgba(255,255,255,.05);
  }
}

/* Submenu */
.has-submenu { position: relative; }

.submenu-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: .85rem 1.5rem;
  background: none;
  border: none;
  color: var(--on-surface);
  font-family: var(--font);
  font-size: .93rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.submenu-toggle:hover {
  background: var(--surface);
  color: var(--primary);
}

@media (min-width: 768px) {
  .submenu-toggle {
    color: rgba(255,255,255,.88);
    padding: .75rem 1rem;
    font-size: .85rem;
    font-weight: 600;
    letter-spacing: .03em;
  }
  .submenu-toggle:hover {
    background: rgba(255,255,255,.1);
    color: var(--white);
  }
}

.submenu {
  list-style: none;
  padding: 0;
  margin: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
  background: var(--gray-100);
}
.submenu.open { max-height: 600px; }

@media (min-width: 768px) {
  .submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    max-height: 0;
    background: var(--white);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--outline-variant);
    z-index: 1100;
  }
  .has-submenu:hover .submenu,
  .submenu.open {
    max-height: 600px;
  }
}

.submenu a {
  padding-left: 2.5rem;
  font-size: .88rem;
  font-weight: 400;
  color: var(--gray-700);
}
.submenu a:hover { color: var(--primary); }

@media (min-width: 768px) {
  .submenu a {
    padding: .7rem 1.2rem;
    color: var(--on-surface);
    font-size: .85rem;
  }
  .submenu a:hover { background: var(--surface); color: var(--primary); }
}

/* ---------- OVERLAY ---------- */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 1040;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.nav-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- HERO ---------- */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, var(--secondary) 100%);
  color: var(--on-primary);
  padding: 4.5rem 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(159,246,180,.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(159,246,180,.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero h1,
.hero h2 {
  font-size: clamp(1.8rem, 4.5vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -.02em;
  color: var(--on-primary);
  position: relative;
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: rgba(255,255,255,.88);
  max-width: 700px;
  margin: 0 auto 2rem;
  line-height: 1.7;
  position: relative;
}

/* CTA Buttons */
.hero-cta,
.hero-cta-outline {
  display: inline-block;
  padding: .9rem 2rem;
  font-size: .95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition);
  position: relative;
  letter-spacing: .02em;
}

.hero-cta {
  background: var(--on-primary);
  color: var(--primary);
  box-shadow: 0 4px 16px rgba(0,0,0,.15);
}
.hero-cta:hover {
  background: var(--primary-fixed);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(0,0,0,.2);
}

.hero-cta-outline {
  border: 2px solid rgba(255,255,255,.5);
  color: var(--on-primary);
  background: transparent;
}
.hero-cta-outline:hover {
  border-color: var(--primary-fixed);
  color: var(--primary-fixed);
  background: rgba(159,246,180,.08);
  transform: translateY(-2px);
}

/* ---------- WIDGET SECTION ---------- */
.widget-section {
  padding: 2.5rem 0;
  background: var(--surface);
}
.widget-section .container {
  display: flex;
  justify-content: center;
}

[data-visa-widget] {
  width: 100%;
  max-width: 960px;
  min-height: 480px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

/* ---------- SECTION TITLE ---------- */
.section-title {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 700;
  color: var(--primary);
  text-align: center;
  margin-bottom: 2rem;
  position: relative;
  padding-bottom: .75rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

/* ---------- INTRO TEXT ---------- */
.intro-text {
  font-size: 1.05rem;
  color: var(--on-surface-var);
  max-width: 800px;
  margin: 0 auto 2rem;
  text-align: center;
  line-height: 1.75;
}

/* ---------- INFO CARDS (bento style) ---------- */
.info-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--gutter);
  margin: 2rem 0 3rem;
}

.info-card {
  background: var(--white);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.info-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.info-card-icon {
  width: 48px;
  height: 48px;
  background: var(--primary-fixed);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.info-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--on-surface);
  margin-bottom: .5rem;
}

.info-card p {
  color: var(--on-surface-var);
  font-size: .93rem;
  flex: 1;
  margin-bottom: .75rem;
}

.info-card .card-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: .25rem;
}

.info-card .card-label {
  font-size: .82rem;
  color: var(--on-surface-var);
  text-transform: uppercase;
  letter-spacing: .05em;
  font-weight: 600;
}

/* ---------- CARDS GRID ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 1.8rem;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: .6rem;
}

.card p {
  color: var(--on-surface-var);
  font-size: .95rem;
  flex: 1;
  margin-bottom: 1rem;
}

.card-link {
  display: inline-block;
  font-weight: 600;
  font-size: .92rem;
  color: var(--primary);
  transition: color var(--transition);
  margin-top: auto;
}
.card-link:hover { color: var(--primary-light); }

/* ---------- FAQ / DETAILS / ACCORDION ---------- */
details {
  background: var(--white);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  margin-bottom: .75rem;
  overflow: hidden;
  transition: all var(--transition);
}
details:hover { box-shadow: var(--shadow-sm); border-color: var(--primary); }
details[open] { box-shadow: var(--shadow-md); border-color: var(--primary); }

summary {
  padding: 1.2rem 1.5rem;
  font-weight: 600;
  font-size: 1rem;
  color: var(--on-surface);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: .75rem;
  transition: background var(--transition), color var(--transition);
  user-select: none;
}
summary::-webkit-details-marker { display: none; }

summary::after {
  content: 'expand_more';
  font-family: 'Material Symbols Outlined', sans-serif;
  margin-left: auto;
  font-size: 1.3rem;
  color: var(--on-surface-var);
  transition: transform var(--transition);
  flex-shrink: 0;
}

details[open] summary::after {
  transform: rotate(180deg);
  color: var(--primary);
}

summary:hover { background: var(--surface); color: var(--primary); }

.faq-answer {
  padding: 0 1.5rem 1.2rem 1.5rem;
  color: var(--on-surface-var);
  font-size: .95rem;
  line-height: 1.75;
  animation: faqFadeIn .3s ease;
}
.faq-answer a { color: var(--primary); font-weight: 500; }
.faq-answer a:hover { color: var(--primary-light); }

@keyframes faqFadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- BREADCRUMB ---------- */
.breadcrumb {
  background: var(--surface);
  padding: .8rem 0;
  font-size: .85rem;
  border-bottom: 1px solid var(--outline-variant);
}
.breadcrumb ol {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}
.breadcrumb li { display: flex; align-items: center; gap: .4rem; margin-bottom: 0; }
.breadcrumb li::before { content: ''; display: none; }
.breadcrumb a { color: var(--primary); font-weight: 500; }
.breadcrumb a:hover { color: var(--primary-light); text-decoration: underline; }
.breadcrumb li:last-child { color: var(--on-surface-var); font-weight: 500; }

/* ---------- ARTICLE CONTENT ---------- */
.article-content h2 {
  font-size: clamp(1.3rem, 2.5vw, 1.6rem);
  font-weight: 700;
  color: var(--primary);
  margin: 2.5rem 0 1rem;
  padding-bottom: .5rem;
  border-bottom: 2px solid var(--primary-fixed);
}

.article-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--on-surface);
  margin: 2rem 0 .75rem;
}

.article-content p {
  margin-bottom: 1.1rem;
  line-height: 1.8;
}

.article-content ul,
.article-content ol {
  margin-bottom: 1.2rem;
}

.article-content li {
  margin-bottom: .5rem;
  line-height: 1.7;
}

.article-content strong {
  color: var(--on-surface);
  font-weight: 600;
}

.article-content blockquote {
  border-left: 4px solid var(--primary);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: var(--surface);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--on-surface-var);
  font-style: italic;
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: .93rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.article-content th,
.article-content td {
  padding: .85rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--outline-variant);
}

.article-content th {
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 600;
  font-size: .88rem;
  text-transform: uppercase;
  letter-spacing: .03em;
}

.article-content tr:last-child td { border-bottom: none; }
.article-content tr:hover td { background: var(--surface); }

/* ---------- CTA BOX ---------- */
.cta-box {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--on-primary);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
  margin: 2.5rem 0;
}
.cta-box h3 {
  color: var(--on-primary);
  margin-bottom: .75rem;
}
.cta-box p {
  color: rgba(255,255,255,.88);
  margin-bottom: 1.5rem;
}
.cta-box a {
  display: inline-block;
  padding: .85rem 2rem;
  background: var(--on-primary);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-weight: 600;
  transition: all var(--transition);
}
.cta-box a:hover {
  background: var(--primary-fixed);
  color: var(--primary);
  transform: translateY(-2px);
}

/* ---------- RELATED LINKS ---------- */
.related-links {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin: 2.5rem 0;
  border: 1px solid var(--outline-variant);
}
.related-links h3 {
  color: var(--primary);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}
.related-links ul {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: .6rem;
}
.related-links li { margin-bottom: 0; }
.related-links a {
  display: block;
  padding: .6rem .8rem;
  border-radius: var(--radius);
  color: var(--primary);
  font-weight: 500;
  font-size: .93rem;
  transition: background var(--transition);
}
.related-links a:hover {
  background: var(--primary-fixed);
  color: var(--primary);
}

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--surface-highest);
  border-top: 1px solid var(--outline-variant);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 2.5rem 0;
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer-col h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: .75rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .85rem;
}

.footer-col p,
.footer-col li {
  font-size: .9rem;
  color: var(--on-surface-var);
  line-height: 1.6;
}

.footer-col ul {
  list-style: none;
  padding: 0;
}

.footer-col ul li { margin-bottom: .4em; }

.footer-col a {
  color: var(--on-surface-var);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--primary); }

.footer-social {
  display: flex;
  gap: .75rem;
  margin-top: .5rem;
}
.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--on-primary);
  font-size: .75rem;
  font-weight: 700;
  transition: all var(--transition);
}
.footer-social a:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: 1px solid var(--outline-variant);
  padding: 1.2rem 0;
  text-align: center;
}
.footer-bottom p {
  font-size: .82rem;
  color: var(--on-surface-var);
  margin: 0;
}

/* ---------- DISCLAIMER BOX ---------- */
.disclaimer-box {
  background: var(--surface);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.5rem;
  font-size: .85rem;
  color: var(--on-surface-var);
  margin: 2rem 0;
  line-height: 1.6;
}

/* ---------- STEP INDICATOR ---------- */
.steps {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin: 2rem 0;
}

.step {
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
}

.step-number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: var(--on-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.step-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--on-surface);
  margin-bottom: .3rem;
}

.step-content p {
  color: var(--on-surface-var);
  font-size: .93rem;
  margin: 0;
}

/* ---------- ALERT BOXES ---------- */
.alert {
  padding: 1rem 1.5rem;
  border-radius: var(--radius-lg);
  margin: 1.5rem 0;
  font-size: .93rem;
  line-height: 1.6;
  display: flex;
  gap: .75rem;
  align-items: flex-start;
}

.alert-info {
  background: #e8f5e9;
  border: 1px solid #a5d6a7;
  color: #1b5e20;
}

.alert-warning {
  background: #fff8e1;
  border: 1px solid #ffe082;
  color: #f57f17;
}

.alert-error {
  background: #fce4ec;
  border: 1px solid #ef9a9a;
  color: #c62828;
}

/* ---------- LAST UPDATED ---------- */
.last-updated {
  font-size: .82rem;
  color: var(--gray-500);
  text-align: right;
  margin: 1rem 0;
  font-style: italic;
}

/* ---------- SCROLL TO TOP ---------- */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition);
  z-index: 100;
  box-shadow: var(--shadow-md);
}
.scroll-top.visible {
  opacity: 1;
  transform: translateY(0);
}
.scroll-top:hover {
  background: var(--primary-light);
  transform: translateY(-3px);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 767px) {
  .hero { padding: 3rem 0 2.5rem; }
  .hero h1 { font-size: 1.6rem; }
  .hero p { font-size: .95rem; }
  .cards-grid { grid-template-columns: 1fr; }
  .info-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .related-links ul { grid-template-columns: 1fr; }
}