/* ========================================
   Iurefficient Help Portal — Styles
   ======================================== */

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --accent: #0ea5e9;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,.1), 0 4px 6px rgba(0,0,0,.05);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --max-w: 1200px;
  --transition: .2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--gray-800);
  background: var(--gray-50);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ---------- Navbar ---------- */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  padding: 0 2rem;
}
.navbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.navbar-logo {
  font-size: 1.35rem; font-weight: 700;
  color: var(--gray-900);
  display: flex; align-items: center; gap: .5rem;
}
.navbar-logo span { color: var(--primary); }
.navbar-links { display: flex; gap: 1.75rem; list-style: none; }
.navbar-links a {
  color: var(--gray-600); font-size: .9rem; font-weight: 500;
  padding: .25rem 0; border-bottom: 2px solid transparent;
  transition: all var(--transition);
}
.navbar-links a:hover,
.navbar-links a.active { color: var(--primary); border-color: var(--primary); }
.navbar-cta {
  background: var(--primary); color: #fff !important;
  padding: .55rem 1.25rem; border-radius: var(--radius-sm);
  font-weight: 600; font-size: .88rem;
  transition: background var(--transition);
}
.navbar-cta:hover { background: var(--primary-dark); color: #fff !important; }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%);
  color: #fff;
  padding: 5rem 2rem 4rem;
  text-align: center;
}
.hero h1 { font-size: 2.75rem; font-weight: 800; margin-bottom: .75rem; }
.hero p { font-size: 1.2rem; opacity: .9; max-width: 640px; margin: 0 auto 2rem; }
.hero-search {
  max-width: 520px; margin: 0 auto;
  position: relative;
}
.hero-search input {
  width: 100%; padding: 1rem 1.25rem 1rem 3rem;
  border: none; border-radius: 50px;
  font-size: 1rem; outline: none;
  box-shadow: var(--shadow-lg);
}
.hero-search svg {
  position: absolute; left: 1rem; top: 50%; transform: translateY(-50%);
  width: 20px; height: 20px; color: var(--gray-400);
}

/* ---------- Section ---------- */
.section { max-width: var(--max-w); margin: 0 auto; padding: 3.5rem 2rem; }
.section-title {
  font-size: 1.75rem; font-weight: 700; color: var(--gray-900);
  margin-bottom: .5rem;
}
.section-subtitle {
  color: var(--gray-500); font-size: 1rem; margin-bottom: 2rem;
}

/* ---------- Card grid ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}
.card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex; flex-direction: column;
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.card-icon {
  width: 48px; height: 48px;
  background: var(--primary-light);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem; font-size: 1.5rem;
}
.card h3 { font-size: 1.1rem; font-weight: 650; margin-bottom: .5rem; }
.card p { color: var(--gray-500); font-size: .9rem; flex: 1; }
.card-link {
  display: inline-flex; align-items: center; gap: .35rem;
  margin-top: 1rem; font-size: .88rem; font-weight: 600;
}
.card-link::after { content: '\2192'; transition: transform var(--transition); }
.card:hover .card-link::after { transform: translateX(4px); }

/* ---------- Feature list ---------- */
.feature-list { list-style: none; }
.feature-list li {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--gray-100);
  display: flex; align-items: flex-start; gap: 1rem;
}
.feature-list li:last-child { border-bottom: none; }
.feature-check {
  flex-shrink: 0; width: 24px; height: 24px;
  background: #d1fae5; color: var(--success);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: .85rem; font-weight: 700;
}

/* ---------- Accordion / FAQ ---------- */
.faq-list { max-width: 800px; }
.faq-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  margin-bottom: .75rem;
  background: #fff;
  overflow: hidden;
}
.faq-question {
  width: 100%; text-align: left;
  background: none; border: none; cursor: pointer;
  padding: 1.15rem 1.25rem;
  font-size: .95rem; font-weight: 600;
  color: var(--gray-800);
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font);
}
.faq-question::after {
  content: '+'; font-size: 1.25rem; color: var(--gray-400);
  transition: transform var(--transition);
}
.faq-item.open .faq-question::after { content: '\2212'; }
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
  padding: 0 1.25rem;
  color: var(--gray-600); font-size: .9rem; line-height: 1.7;
}
.faq-item.open .faq-answer {
  max-height: 600px;
  padding: 0 1.25rem 1.25rem;
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}
.pricing-card {
  background: #fff;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 2rem;
  position: relative;
  transition: border-color var(--transition);
}
.pricing-card.featured {
  border-color: var(--primary);
}
.pricing-card.featured::before {
  content: 'Popular';
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: #fff;
  padding: .25rem 1rem; border-radius: 50px;
  font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
}
.pricing-name { font-size: 1.15rem; font-weight: 700; margin-bottom: .35rem; }
.pricing-price { font-size: 2.5rem; font-weight: 800; color: var(--gray-900); }
.pricing-price small { font-size: .9rem; font-weight: 400; color: var(--gray-400); }
.pricing-desc { color: var(--gray-500); font-size: .88rem; margin: .5rem 0 1.5rem; }
.pricing-features { list-style: none; margin-bottom: 1.75rem; }
.pricing-features li {
  padding: .45rem 0; font-size: .88rem; color: var(--gray-600);
  display: flex; align-items: center; gap: .5rem;
}
.pricing-features li::before {
  content: '\2713'; color: var(--success); font-weight: 700;
}
.btn {
  display: inline-block; text-align: center; width: 100%;
  padding: .8rem 1.5rem; border-radius: var(--radius-sm);
  font-weight: 600; font-size: .92rem;
  cursor: pointer; border: none;
  transition: all var(--transition);
  font-family: var(--font);
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-outline {
  background: transparent; color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover { background: var(--primary-light); }

/* ---------- Industry tabs ---------- */
.tabs {
  display: flex; gap: .5rem;
  border-bottom: 2px solid var(--gray-200);
  margin-bottom: 2rem;
  overflow-x: auto;
}
.tab-btn {
  background: none; border: none; cursor: pointer;
  padding: .75rem 1.25rem;
  font-size: .9rem; font-weight: 600; color: var(--gray-400);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  font-family: var(--font);
  transition: all var(--transition);
}
.tab-btn:hover { color: var(--gray-600); }
.tab-btn.active { color: var(--primary); border-color: var(--primary); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ---------- Steps / How it works ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  counter-reset: step;
}
.step { text-align: center; }
.step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  background: var(--primary); color: #fff;
  border-radius: 50%; font-size: 1.1rem; font-weight: 700;
  margin-bottom: 1rem;
}
.step h4 { font-size: 1rem; font-weight: 650; margin-bottom: .5rem; }
.step p { font-size: .88rem; color: var(--gray-500); }

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%);
  color: #fff;
  text-align: center;
  padding: 4rem 2rem;
  border-radius: var(--radius);
  margin: 2rem 0;
}
.cta-banner h2 { font-size: 2rem; font-weight: 800; margin-bottom: .75rem; }
.cta-banner p { opacity: .9; max-width: 500px; margin: 0 auto 1.5rem; }
.cta-banner .btn-white {
  background: #fff; color: var(--primary);
  padding: .8rem 2rem; border-radius: var(--radius-sm);
  font-weight: 700; font-size: 1rem;
  border: none; cursor: pointer;
  transition: transform var(--transition);
  font-family: var(--font);
  display: inline-block;
}
.cta-banner .btn-white:hover { transform: scale(1.04); color: var(--primary); }

/* ---------- Footer ---------- */
footer {
  background: var(--gray-900); color: var(--gray-400);
  padding: 3rem 2rem 2rem;
}
.footer-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
}
.footer-brand p { font-size: .88rem; line-height: 1.7; margin-top: .5rem; }
.footer-col h4 {
  color: #fff; font-size: .82rem; text-transform: uppercase;
  letter-spacing: .5px; margin-bottom: 1rem;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: .5rem; }
.footer-col a { color: var(--gray-400); font-size: .88rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  max-width: var(--max-w); margin: 2rem auto 0;
  padding-top: 1.5rem; border-top: 1px solid var(--gray-700);
  font-size: .82rem; text-align: center;
}

/* ---------- Content pages ---------- */
.page-header {
  background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%);
  color: #fff;
  padding: 3rem 2rem;
}
.page-header-inner {
  max-width: var(--max-w); margin: 0 auto;
}
.page-header h1 { font-size: 2rem; font-weight: 800; }
.page-header p { opacity: .85; margin-top: .5rem; font-size: 1.05rem; }
.breadcrumb { font-size: .85rem; opacity: .7; margin-bottom: .75rem; }
.breadcrumb a { color: #fff; }

.content-layout {
  max-width: var(--max-w); margin: 0 auto;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2rem;
  padding: 2rem;
}
.sidebar {
  position: sticky; top: 80px; align-self: start;
}
.sidebar-nav { list-style: none; }
.sidebar-nav li a {
  display: block; padding: .55rem .75rem;
  font-size: .88rem; color: var(--gray-500);
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: all var(--transition);
}
.sidebar-nav li a:hover { color: var(--primary); background: var(--primary-light); }
.sidebar-nav li a.active {
  color: var(--primary); font-weight: 600;
  border-color: var(--primary); background: var(--primary-light);
}

.content-main {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  padding: 2.5rem;
}
.content-main h2 {
  font-size: 1.5rem; font-weight: 700; color: var(--gray-900);
  margin: 2rem 0 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--gray-100);
}
.content-main h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.content-main h3 {
  font-size: 1.15rem; font-weight: 650; color: var(--gray-800);
  margin: 1.5rem 0 .75rem;
}
.content-main p { margin-bottom: 1rem; color: var(--gray-600); font-size: .93rem; }
.content-main ul, .content-main ol {
  margin: .5rem 0 1rem 1.25rem; color: var(--gray-600); font-size: .93rem;
}
.content-main li { margin-bottom: .4rem; }

.info-box {
  background: var(--primary-light);
  border-left: 4px solid var(--primary);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1rem 0;
  font-size: .9rem;
}
.info-box.warning {
  background: #fef3c7; border-color: var(--warning);
}
.info-box.success {
  background: #d1fae5; border-color: var(--success);
}

.code-block {
  background: var(--gray-800); color: #e2e8f0;
  padding: 1.25rem; border-radius: var(--radius-sm);
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: .85rem; overflow-x: auto;
  margin: 1rem 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .content-layout { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .hero h1 { font-size: 2rem; }
  .pricing-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .navbar-links { display: none; }
  .hero { padding: 3rem 1.25rem 2.5rem; }
  .section { padding: 2rem 1.25rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
}

/* ---------- Search filter ---------- */
.card[data-search].hidden { display: none; }

/* ---------- Scroll animations ---------- */
.fade-up {
  opacity: 0; transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }