:root {
  --ink: #111827;
  --muted: #667085;
  --line: #d8e0ea;
  --paper: #ffffff;
  --soft: #f4f7fb;
  --primary: #1266f1;
  --primary-dark: #0b45a4;
  --teal: #0f766e;
  --amber: #f59e0b;
  --danger: #dc2626;
  --success: #16a34a;
  --shadow: 0 18px 50px rgba(17, 24, 39, .10);
}

html { font-size: 15px; position: relative; min-height: 100%; scroll-behavior: smooth; }
@media (min-width: 768px) { html { font-size: 16px; } }

body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(180deg, #f5f8fc 0%, #ffffff 58%),
    radial-gradient(circle at 12% 0%, rgba(18, 102, 241, .08), transparent 32%);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}

a { text-decoration: none; }
.container { max-width: 1180px; }

.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, .88);
  border-bottom: 1px solid rgba(216, 224, 234, .8);
  backdrop-filter: blur(18px);
}

.app-header .navbar { padding: 14px 0; }
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
}

.brand:hover { color: var(--ink); }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: linear-gradient(135deg, #111827, var(--primary));
  color: #fff;
  font-weight: 900;
  box-shadow: 0 10px 22px rgba(18, 102, 241, .22);
}

.brand strong { display: block; line-height: 1; font-size: 1.16rem; }
.brand small { display: block; color: var(--muted); font-size: .76rem; margin-top: 3px; }
.nav-link { color: #344054; font-weight: 650; }
.nav-link:hover { color: var(--primary); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.mobile-menu-title { display: none; }
.mobile-menu-button {
  width: 46px;
  height: 42px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 22px rgba(17,24,39,.06);
}

.mobile-menu-button:focus {
  box-shadow: 0 0 0 .25rem rgba(18,102,241,.14);
}

.mobile-menu-button span {
  display: block;
  height: 2px;
  margin: 4px 0;
  border-radius: 999px;
  background: var(--ink);
  transition: transform .18s ease, opacity .18s ease;
}

.mobile-menu-button[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mobile-menu-button[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-button[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
.user-chip {
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 8px 12px;
  border-radius: 8px;
  background: #eef4ff;
  color: var(--primary-dark);
  font-weight: 700;
}

.app-shell { padding: 24px 0 56px; }
.app-footer {
  padding: 24px 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: #fff;
}

.app-footer .container { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

.btn {
  border-radius: 8px;
  font-weight: 750;
  border-width: 1px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: var(--primary);
  box-shadow: 0 12px 24px rgba(18, 102, 241, .18);
}

.btn-primary:hover { filter: brightness(.96); transform: translateY(-1px); }
.btn-success {
  background: linear-gradient(135deg, var(--teal), #0d9488);
  border-color: var(--teal);
  box-shadow: 0 12px 24px rgba(15, 118, 110, .18);
}
.btn-light { color: var(--primary-dark); background: rgba(255, 255, 255, .94); border-color: rgba(255,255,255,.8); }
.btn-ghost { color: #344054; background: #fff; border: 1px solid var(--line); }
.btn-ghost:hover { color: var(--primary-dark); border-color: #a9c6ff; background: #f8fbff; }

.hero {
  position: relative;
  overflow: hidden;
  min-height: 500px;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(330px, .85fr);
  gap: 30px;
  align-items: center;
  padding: 50px;
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(8, 18, 38, .92), rgba(8, 18, 38, .54)),
    url("https://images.unsplash.com/photo-1523240795612-9a054b0db644?auto=format&fit=crop&w=1800&q=85") center/cover;
  box-shadow: var(--shadow);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 120px;
  background: linear-gradient(0deg, rgba(8,18,38,.42), transparent);
  pointer-events: none;
}

.hero-content, .hero-panel { position: relative; z-index: 1; }
.eyebrow {
  margin-bottom: 12px;
  color: #8ee6d6;
  font-size: .78rem;
  text-transform: uppercase;
  font-weight: 850;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.35rem);
  line-height: 1;
  font-weight: 900;
}

.hero-copy {
  max-width: 680px;
  margin: 22px 0 0;
  color: rgba(255,255,255,.86);
  font-size: 1.1rem;
}

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.hero-panel {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 16px;
}

.score-preview {
  padding: 24px;
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 8px;
  background: rgba(255,255,255,.14);
  backdrop-filter: blur(16px);
}

.score-preview span, .score-preview small { color: rgba(255,255,255,.78); }
.score-preview strong { display: block; font-size: 4rem; line-height: 1; font-weight: 900; margin: 6px 0; }

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.metric-grid div {
  min-height: 92px;
  padding: 16px;
  border-radius: 8px;
  background: rgba(255,255,255,.92);
  color: var(--ink);
}

.metric-grid strong { display: block; font-size: 1.35rem; }
.metric-grid span { color: var(--muted); font-size: .9rem; }

.conversion-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(330px, .9fr);
  gap: 18px;
  align-items: stretch;
  margin-bottom: 18px;
}

.conversion-copy,
.conversion-proof,
.why-strip article,
.guided-grid button,
.free-entry {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.98);
  box-shadow: 0 14px 36px rgba(17, 24, 39, .07);
}

.conversion-copy {
  min-height: 430px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 34px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(8,18,38,.92), rgba(8,18,38,.46)),
    url("https://images.unsplash.com/photo-1522202176988-66273c2fd55f?auto=format&fit=crop&w=1500&q=82") center/cover;
}

.conversion-copy h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.05rem, 4.7vw, 4rem);
  line-height: 1.02;
  font-weight: 900;
}

.conversion-copy p:not(.eyebrow) {
  max-width: 720px;
  margin: 16px 0 0;
  color: rgba(255,255,255,.86);
  font-size: 1.08rem;
}

.conversion-proof {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  background: var(--line);
}

.conversion-proof div {
  min-height: 150px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 22px;
  background: #fff;
}

.conversion-proof strong {
  display: block;
  color: var(--ink);
  font-size: 2rem;
  line-height: 1;
  font-weight: 900;
}

.conversion-proof span {
  margin-top: 8px;
  color: var(--muted);
  font-weight: 750;
}

.why-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.why-strip article {
  min-height: 142px;
  padding: 20px;
}

.why-strip strong,
.guided-grid strong {
  display: block;
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 900;
}

.why-strip span,
.guided-grid small,
.free-entry p {
  color: var(--muted);
}

.guided-start {
  margin-bottom: 18px;
}

.guided-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.guided-grid button {
  min-height: 168px;
  padding: 20px;
  text-align: left;
  color: #344054;
}

.guided-grid button:hover {
  border-color: #a9c6ff;
  background: #f8fbff;
  transform: translateY(-2px);
}

.guided-grid span {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--primary-dark);
  font-size: .8rem;
  font-weight: 900;
  text-transform: uppercase;
}

.guided-grid small {
  display: block;
  margin-top: 8px;
  font-weight: 700;
}

.free-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  margin-bottom: 18px;
  padding: 24px;
  background:
    linear-gradient(135deg, rgba(240,253,250,.92), rgba(255,255,255,.98)),
    #fff;
}

.free-entry h2 {
  margin: 0;
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  font-weight: 900;
}

.free-entry p {
  max-width: 700px;
  margin: 8px 0 0;
}

.free-entry-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.catalog-workspace {
  display: grid;
  gap: 14px;
  margin-bottom: 22px;
}

.catalog-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(360px, .75fr);
  gap: 14px;
  align-items: stretch;
}

.catalog-intro,
.catalog-stats,
.package-finder {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.98);
  box-shadow: 0 12px 30px rgba(17, 24, 39, .06);
}

.catalog-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 250px;
  gap: 22px;
  min-height: 306px;
  padding: 28px;
  background: #fff;
}

.catalog-intro-copy {
  align-self: center;
}

.catalog-intro-visual {
  min-height: 250px;
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(9, 22, 43, .04), rgba(9, 22, 43, .24)),
    url("https://images.unsplash.com/photo-1516321318423-f06f85e504b3?auto=format&fit=crop&w=900&q=80") center/cover;
  box-shadow: 0 16px 34px rgba(17, 24, 39, .12);
}

.catalog-intro h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.05;
  font-weight: 900;
}

.catalog-intro p:not(.eyebrow) {
  max-width: 620px;
  margin: 12px 0 0;
  color: #344054;
  font-size: 1.02rem;
}

.catalog-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.catalog-flow span {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 7px 10px;
  border: 1px solid #dbe6f6;
  border-radius: 8px;
  background: #fff;
  color: #344054;
  font-size: .86rem;
  font-weight: 800;
}

.catalog-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  background: var(--line);
}

.catalog-stats div {
  min-height: 104px;
  padding: 18px;
  background: #fff;
}

.catalog-stats span {
  display: block;
  color: var(--muted);
  font-weight: 750;
}

.catalog-stats strong {
  display: block;
  margin-top: 4px;
  font-size: 1.9rem;
  line-height: 1;
  font-weight: 900;
}

.catalog-summary {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0 24px;
}

.catalog-summary button {
  min-height: 54px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: #233044;
  font-weight: 900;
  box-shadow: 0 10px 26px rgba(17,24,39,.05);
}

.catalog-summary button:hover,
.catalog-summary button.active {
  border-color: #6fa0ff;
  background: #eef4ff;
  color: var(--primary-dark);
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 22px 0 40px;
}

.feature-strip div {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 10px 30px rgba(17, 24, 39, .05);
}

.feature-strip strong { display: block; margin-bottom: 4px; }
.feature-strip span { color: var(--muted); }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  margin: 22px 0 18px;
}

.section-head h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  font-weight: 850;
}

.package-finder {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 22px;
}

.finder-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.finder-head strong {
  display: block;
  font-size: 1.18rem;
  font-weight: 900;
}

.finder-head span,
.finder-result {
  color: var(--muted);
}

.finder-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.finder-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 2px;
}

.finder-chips button {
  min-height: 38px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: #344054;
  font-weight: 800;
}

.finder-chips button:hover,
.finder-chips button.active {
  border-color: #6fa0ff;
  background: #eef4ff;
  color: var(--primary-dark);
}

.finder-result {
  margin: 0;
  font-size: .92rem;
  font-weight: 700;
  white-space: nowrap;
}

.trust-strip,
.level-selector,
.free-content-grid,
.testimonial-grid,
.seo-link-grid,
.seo-card-grid,
.blog-grid,
.article-highlights {
  display: grid;
  gap: 12px;
}

.trust-strip {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.trust-strip div,
.level-selector div,
.free-content-grid article,
.testimonial-grid article,
.seo-card,
.blog-card,
.article-cta {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.98);
  box-shadow: 0 12px 30px rgba(17, 24, 39, .05);
}

.trust-strip div {
  min-height: 104px;
  padding: 18px;
}

.trust-strip strong {
  display: block;
  font-size: 1.9rem;
  line-height: 1;
  font-weight: 900;
}

.trust-strip span,
.level-selector span,
.free-content-grid span,
.payment-note span {
  color: var(--muted);
}

.level-selector {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.level-selector div {
  min-height: 140px;
  padding: 18px;
}

.level-selector span {
  display: block;
  font-size: .78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.level-selector strong,
.free-content-grid strong {
  display: block;
  margin: 7px 0 5px;
  font-size: 1.02rem;
  font-weight: 900;
}

.level-selector p {
  margin: 0;
  color: var(--muted);
}

.home-seo-sections {
  margin-top: 34px;
}

.free-content-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.free-content-grid article,
.testimonial-grid article {
  min-height: 150px;
  padding: 20px;
}

.testimonial-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.testimonial-grid p {
  color: #344054;
  font-size: 1rem;
}

.testimonial-grid strong {
  color: var(--primary-dark);
}

.seo-link-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.seo-link-grid a {
  min-height: 56px;
  display: flex;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: #233044;
  font-weight: 850;
}

.seo-link-grid a:hover {
  border-color: #a9c6ff;
  background: #eef4ff;
  color: var(--primary-dark);
}

.content-hero,
.article-hero {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(135deg, #ffffff 0%, #f4f8ff 100%);
  box-shadow: 0 14px 36px rgba(17, 24, 39, .06);
}

.article-hero {
  background:
    linear-gradient(90deg, rgba(255,255,255,1) 0%, rgba(255,255,255,.94) 58%, rgba(255,255,255,.70) 100%),
    url("https://images.unsplash.com/photo-1503676260728-1c00da094a0b?auto=format&fit=crop&w=1000&q=82") right center/42% 100% no-repeat,
    #fff;
}

.content-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 28px;
  align-items: stretch;
  overflow: hidden;
}

.content-hero-media {
  min-height: 260px;
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(8,18,38,.08), rgba(8,18,38,.28)),
    url("https://images.unsplash.com/photo-1523240795612-9a054b0db644?auto=format&fit=crop&w=1000&q=82") center/cover;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.25);
}

.content-hero-blog .content-hero-media {
  background:
    linear-gradient(180deg, rgba(8,18,38,.05), rgba(8,18,38,.22)),
    url("https://images.unsplash.com/photo-1456513080510-7bf3a84b82f8?auto=format&fit=crop&w=1000&q=82") center/cover;
}

.content-hero h1,
.article-hero h1 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.04;
  font-weight: 900;
}

.content-hero p:not(.eyebrow),
.article-hero p {
  max-width: 780px;
  margin: 14px 0 0;
  color: #344054;
  font-size: 1.05rem;
}

.seo-card-grid,
.blog-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 18px;
}

.seo-card,
.blog-card {
  position: relative;
  overflow: hidden;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  padding: 94px 22px 22px;
}

.seo-card::before,
.blog-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 74px;
  background:
    linear-gradient(90deg, rgba(17,24,39,.20), rgba(18,102,241,.08)),
    url("https://images.unsplash.com/photo-1434030216411-0b793f4b4173?auto=format&fit=crop&w=900&q=78") center/cover;
}

.blog-card::before {
  background:
    linear-gradient(90deg, rgba(17,24,39,.18), rgba(15,118,110,.08)),
    url("https://images.unsplash.com/photo-1499750310107-5fef28a66643?auto=format&fit=crop&w=900&q=78") center/cover;
}

.seo-card .category-pill,
.blog-card .blog-meta {
  position: relative;
  z-index: 1;
}

.seo-card h2,
.blog-card h2,
.article-cta h2 {
  margin: 14px 0 8px;
  font-size: 1.25rem;
  font-weight: 900;
}

.seo-card p,
.blog-card p,
.article-cta p {
  color: var(--muted);
}

.seo-card .btn,
.blog-card .btn {
  margin-top: auto;
}

.blog-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: .86rem;
  font-weight: 850;
}

.article-page {
  display: grid;
  gap: 18px;
}

.breadcrumb-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-weight: 750;
}

.breadcrumb-line a {
  color: var(--primary-dark);
}

.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.article-highlights {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.article-highlights span {
  min-height: 72px;
  display: flex;
  align-items: center;
  padding: 14px;
  border: 1px solid #dbe6f6;
  border-radius: 8px;
  background: #fff;
  color: #233044;
  font-weight: 850;
}

.article-body {
  max-width: 880px;
  display: grid;
  gap: 14px;
  padding: 6px 0 18px;
}

.article-body p {
  margin: 0;
  color: #344054;
  font-size: 1.06rem;
  line-height: 1.75;
}

.article-cta {
  padding: 24px;
}

.empty-state {
  display: grid;
  gap: 6px;
  padding: 28px;
  border: 1px dashed #b7c7db;
  border-radius: 8px;
  background: #fff;
  color: var(--muted);
  text-align: center;
}

.empty-state strong {
  color: var(--ink);
  font-size: 1.15rem;
}

.package-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.package-card, .surface, .question, .auth-panel {
  background: rgba(255,255,255,.96);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 36px rgba(17, 24, 39, .07);
}

.package-card {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 390px;
  padding: 22px;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.package-card:hover {
  transform: translateY(-4px);
  border-color: #a9c6ff;
  box-shadow: var(--shadow);
}

.package-card.premium::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: linear-gradient(90deg, var(--primary), var(--teal), var(--amber));
}

.package-card.free::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: linear-gradient(90deg, var(--teal), #5eead4);
}

.package-card.solved {
  border-color: rgba(22, 163, 74, .38);
}

.solved-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  margin-bottom: 12px;
  padding: 5px 10px;
  border-radius: 8px;
  background: #dcfce7;
  color: #166534;
  font-size: .8rem;
  font-weight: 850;
}

.package-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 18px; }
.category-pill {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 5px 10px;
  border-radius: 8px;
  background: #eef4ff;
  color: var(--primary-dark);
  font-weight: 800;
  font-size: .8rem;
}

.price { color: var(--teal); font-size: 1.05rem; white-space: nowrap; }
.package-card h3 { margin: 0 0 10px; font-size: 1.14rem; line-height: 1.25; font-weight: 900; }
.package-card p { color: var(--muted); }
.package-meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 22px; }
.package-meta span {
  padding: 7px 10px;
  border-radius: 8px;
  background: var(--soft);
  color: #344054;
  font-size: .86rem;
  font-weight: 700;
}

.mode-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: auto 0 16px;
}

.mode-summary div {
  min-height: 72px;
  padding: 11px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fbfdff;
}

.mode-summary strong,
.mode-summary span {
  display: block;
}

.mode-summary strong {
  font-size: .9rem;
  font-weight: 900;
}

.mode-summary span {
  margin-top: 3px;
  color: var(--muted);
  font-size: .8rem;
  line-height: 1.25;
}

.auth-page {
  min-height: calc(100vh - 170px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 460px;
  gap: 36px;
  align-items: center;
}

.auth-copy {
  min-height: 560px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 46px;
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(180deg, rgba(9, 22, 43, .18), rgba(9, 22, 43, .88)),
    url("https://images.unsplash.com/photo-1516321318423-f06f85e504b3?auto=format&fit=crop&w=1400&q=85") center/cover;
  box-shadow: var(--shadow);
}

.auth-copy h1 {
  max-width: 620px;
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.65rem);
  line-height: 1.02;
  font-weight: 900;
}

.auth-highlights { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.auth-highlights span {
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.22);
  backdrop-filter: blur(10px);
  font-weight: 750;
}

.auth-panel {
  padding: 34px;
}

.auth-panel h2 {
  margin: 0 0 8px;
  font-size: 2rem;
  font-weight: 900;
}

.auth-panel p { color: var(--muted); margin-bottom: 24px; }
.form-label { color: #344054; font-weight: 750; }
.form-control {
  border: 1px solid #cfd8e5;
  border-radius: 8px;
  background: #fbfdff;
}

.form-control:focus {
  border-color: #84aefa;
  box-shadow: 0 0 0 .25rem rgba(18, 102, 241, .14);
}

.auth-switch {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.auth-switch a { font-weight: 800; color: var(--primary); }

.surface {
  padding: 26px;
}

.checkout-page {
  display: grid;
  grid-template-columns: minmax(320px, .82fr) minmax(0, 1.18fr);
  gap: 18px;
  align-items: start;
}

.checkout-summary,
.payment-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.98);
  box-shadow: 0 14px 36px rgba(17, 24, 39, .07);
}

.checkout-summary {
  position: sticky;
  top: 96px;
  padding: 26px;
}

.checkout-summary h1 {
  margin: 18px 0 10px;
  font-size: clamp(1.65rem, 3vw, 2.3rem);
  line-height: 1.08;
  font-weight: 900;
}

.checkout-summary p {
  color: var(--muted);
}

.checkout-price {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
  margin: 22px 0;
  padding: 18px;
  border-radius: 8px;
  background: #f4f8ff;
  border: 1px solid #dbe6f6;
}

.checkout-price span,
.checkout-lines span {
  color: var(--muted);
  font-weight: 750;
}

.checkout-price strong {
  color: var(--teal);
  font-size: 2rem;
  line-height: 1;
  font-weight: 900;
  white-space: nowrap;
}

.checkout-lines {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.checkout-lines div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid #edf2f7;
}

.checkout-lines strong {
  text-align: right;
}

.payment-panel {
  padding: 26px;
}

.payment-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 16px;
  margin-bottom: 18px;
}

.payment-head h2 {
  margin: 0;
  font-size: clamp(1.55rem, 3vw, 2.15rem);
  font-weight: 900;
}

.secure-badge {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 11px;
  border: 1px solid #bbf7d0;
  border-radius: 8px;
  background: #f0fdf4;
  color: #166534;
  font-size: .82rem;
  font-weight: 900;
  white-space: nowrap;
}

.card-preview {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 218px;
  margin-bottom: 20px;
  padding: 24px;
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(17, 24, 39, .96), rgba(18, 102, 241, .88)),
    linear-gradient(45deg, rgba(255,255,255,.12), transparent);
  box-shadow: 0 18px 42px rgba(18, 102, 241, .24);
}

.card-preview span {
  color: rgba(255,255,255,.76);
  font-size: .86rem;
  font-weight: 800;
  text-transform: uppercase;
}

.card-preview strong {
  display: block;
  margin-top: 34px;
  font-size: clamp(1.35rem, 4vw, 2rem);
  line-height: 1.1;
  letter-spacing: 0;
  font-weight: 900;
}

.card-preview > div:last-child {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
}

.payment-form {
  display: grid;
  gap: 15px;
}

.payment-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.payment-note {
  display: grid;
  gap: 3px;
  padding: 13px 14px;
  border: 1px solid #dbe6f6;
  border-radius: 8px;
  background: #fbfdff;
}

.payment-note strong {
  color: #233044;
}

.payment-note span {
  color: var(--muted);
  font-size: .92rem;
}

.solve-mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.solve-mode-card {
  display: flex;
  flex-direction: column;
  min-height: 232px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdff;
}

.solve-mode-card.primary {
  border-color: #a9c6ff;
  background: #f4f8ff;
}

.solve-mode-card span {
  color: var(--primary-dark);
  font-size: .78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.solve-mode-card strong {
  display: block;
  margin-top: 8px;
  font-size: 1.2rem;
  line-height: 1.2;
  font-weight: 900;
}

.solve-mode-card p {
  flex: 1;
  margin: 10px 0 16px;
  color: var(--muted);
}

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

.page-head {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  margin-bottom: 24px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.9);
  box-shadow: 0 12px 32px rgba(17, 24, 39, .06);
}

.page-head h1 { margin: 8px 0 6px; font-weight: 900; }
.page-head p { margin: 0; color: var(--muted); }

.sticky-tools {
  position: sticky;
  top: 77px;
  z-index: 5;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(18px);
}

.question {
  padding: 24px;
  margin-bottom: 16px;
}

.question h2 { font-size: 1.18rem; font-weight: 850; margin: 0 0 16px; }
.option {
  display: flex;
  gap: 12px;
  align-items: center;
  min-height: 50px;
  padding: 12px 14px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  margin-top: 9px;
  background: #fbfdff;
  cursor: pointer;
}

.option:hover { border-color: #a9c6ff; background: #f4f8ff; }

.exam-player {
  max-width: 980px;
  margin: 0 auto;
}

.exam-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.94);
  box-shadow: 0 14px 34px rgba(17, 24, 39, .07);
}

.exam-toolbar h1 {
  margin: 10px 0 4px;
  font-size: clamp(1.35rem, 3vw, 2.15rem);
  font-weight: 900;
}

.exam-toolbar p {
  margin: 0;
  color: var(--muted);
}

.exam-progress-box {
  min-width: 150px;
  padding: 14px 16px;
  border-radius: 8px;
  background: #eef4ff;
  color: var(--primary-dark);
  text-align: right;
}

.exam-progress-box strong,
.exam-progress-box span {
  display: block;
}

.exam-progress-box span {
  color: #486581;
  font-size: .88rem;
}

.exam-progress {
  height: 10px;
  margin: 18px 0;
  overflow: hidden;
  border-radius: 999px;
  background: #dbe6f6;
}

.exam-progress > div {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--primary), var(--teal));
  transition: width .2s ease;
}

.question-slider {
  position: relative;
}

.question-slide {
  display: none;
}

.question-slide.active {
  display: block;
}

.question-card {
  min-height: 460px;
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.98), rgba(248,251,255,.98)),
    radial-gradient(circle at 100% 0%, rgba(18,102,241,.08), transparent 26%);
  box-shadow: var(--shadow);
}

.question-count {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 6px 11px;
  border-radius: 8px;
  background: #e8fff8;
  color: var(--teal);
  font-size: .86rem;
  font-weight: 850;
}

.question-state {
  padding: 4px 8px;
  border-radius: 8px;
  background: #fff;
  color: var(--muted);
  font-size: .78rem;
  white-space: nowrap;
}

.question-card h2 {
  margin: 20px 0 24px;
  font-size: clamp(1.25rem, 3vw, 1.8rem);
  line-height: 1.35;
  font-weight: 900;
}

.option-list {
  display: grid;
  gap: 11px;
}

.question-card .option {
  position: relative;
  min-height: 62px;
  margin: 0;
  padding: 13px 16px;
  background: #fff;
  transition: border-color .16s ease, background .16s ease, transform .16s ease;
}

.question-card .option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.option-key {
  display: grid;
  place-items: center;
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: #edf4ff;
  color: var(--primary-dark);
  font-weight: 900;
}

.question-card .option.selected,
.question-card .option:has(input:checked) {
  border-color: #6fa0ff;
  background: #f2f7ff;
  transform: translateY(-1px);
}

.question-card .option.selected .option-key,
.question-card .option:has(input:checked) .option-key {
  background: var(--primary);
  color: #fff;
}

.exam-navigation {
  position: sticky;
  bottom: 0;
  z-index: 8;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  gap: 12px;
  align-items: center;
  margin-top: 18px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(18px);
  box-shadow: 0 -10px 30px rgba(17, 24, 39, .08);
}

.question-dots {
  display: flex;
  gap: 7px;
  overflow-x: auto;
  padding: 4px;
  scrollbar-width: thin;
}

.question-dot {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: #344054;
  font-size: .86rem;
  font-weight: 800;
}

.question-dot.active {
  color: #fff;
  border-color: var(--primary);
  background: var(--primary);
}

.question-dot.answered:not(.active) {
  color: var(--teal);
  border-color: #99f6e4;
  background: #ecfdf5;
}

.result-band {
  color: #fff;
  border-radius: 8px;
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  background:
    linear-gradient(135deg, rgba(15,118,110,.96), rgba(18,102,241,.86)),
    url("https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?auto=format&fit=crop&w=1400&q=80") center/cover;
  box-shadow: var(--shadow);
}

.result-band h1 { font-size: 4rem; line-height: 1; font-weight: 900; }
.correct { border-left: 6px solid var(--success); }
.wrong { border-left: 6px solid var(--danger); }
.topic { background: #fff7ed; border: 1px solid #fed7aa; border-radius: 8px; padding: 16px; }
.surface-table { overflow: hidden; background: #fff; border: 1px solid var(--line); border-radius: 8px; }

.document-content,
.document-preview {
  margin-top: 14px;
  padding: 14px;
  border: 1px solid #dbe6f6;
  border-radius: 8px;
  background: #f8fbff;
  color: #344054;
}

.document-section h3 {
  margin: 0 0 12px;
  font-size: 1.08rem;
  font-weight: 900;
}

.document-content {
  white-space: pre-line;
  font-size: .94rem;
  line-height: 1.55;
}

.locked-document {
  border-color: #fed7aa;
  background: #fff7ed;
}

.document-preview strong,
.document-preview span {
  display: block;
}

.document-preview span {
  margin-top: 4px;
  color: var(--muted);
  font-size: .9rem;
}

.profile-hero {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  min-height: 260px;
  padding: 34px;
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(8,18,38,.94), rgba(18,102,241,.70)),
    url("https://images.unsplash.com/photo-1503676260728-1c00da094a0b?auto=format&fit=crop&w=1400&q=85") center/cover;
  box-shadow: var(--shadow);
}

.profile-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900;
}

.profile-hero p {
  margin: 8px 0 0;
  color: rgba(255,255,255,.82);
}

.profile-score {
  min-width: 190px;
  padding: 22px;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 8px;
  background: rgba(255,255,255,.14);
  backdrop-filter: blur(12px);
}

.profile-score span {
  color: rgba(255,255,255,.78);
  font-weight: 700;
}

.profile-score strong {
  display: block;
  font-size: 3rem;
  line-height: 1;
  font-weight: 900;
}

.profile-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin: 18px 0;
}

.profile-metrics div {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(17,24,39,.06);
}

.profile-metrics span,
.muted {
  color: var(--muted);
}

.profile-metrics strong {
  display: block;
  margin-top: 4px;
  font-size: 1.75rem;
  font-weight: 900;
}

.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, .7fr);
  gap: 18px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.panel-head h2 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 900;
}

.weak-topic-list,
.owned-list,
.attempt-list {
  display: grid;
  gap: 12px;
}

.weak-topic {
  padding: 16px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fbfdff;
}

.weak-topic-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.weak-topic-top strong,
.owned-list strong,
.attempt-row strong {
  display: block;
  color: var(--ink);
  font-weight: 900;
}

.weak-topic-top span,
.owned-list span,
.attempt-row span {
  color: var(--muted);
  font-size: .9rem;
}

.weak-topic-top b {
  color: var(--danger);
  white-space: nowrap;
}

.topic-bar {
  height: 8px;
  margin: 12px 0;
  overflow: hidden;
  border-radius: 999px;
  background: #fee2e2;
}

.topic-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--danger), var(--amber));
}

.weak-topic p {
  margin: 0 0 8px;
  color: #344054;
}

.owned-list a,
.attempt-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
}

.owned-list a {
  display: block;
}

.owned-list a:hover,
.attempt-row:hover {
  border-color: #a9c6ff;
  background: #f7fbff;
}

.attempt-stats {
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: right;
  white-space: nowrap;
}

.attempt-stats b {
  min-width: 72px;
  color: var(--primary-dark);
  font-size: 1.2rem;
}

.admin-hero {
  display: flex;
  align-items: end;
  min-height: 260px;
  margin-bottom: 18px;
  padding: 34px;
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(8,18,38,.92), rgba(8,18,38,.62)),
    url("https://images.unsplash.com/photo-1551288049-bebda4e38f71?auto=format&fit=crop&w=1600&q=85") center/cover;
  box-shadow: var(--shadow);
}

.admin-hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
  font-weight: 900;
  line-height: 1;
}

.admin-hero p:not(.eyebrow) {
  max-width: 680px;
  margin: 14px 0 0;
  color: rgba(255,255,255,.82);
}

.admin-metrics {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-bottom: 18px;
}

.admin-metrics div {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 26px rgba(17,24,39,.05);
}

.admin-metrics span { color: var(--muted); }
.admin-metrics strong {
  display: block;
  margin-top: 4px;
  font-size: 1.75rem;
  font-weight: 900;
}

.admin-section { padding: 22px; }
.admin-grant-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
  gap: 10px;
}

.admin-insight-grid,
.admin-grid {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}

.admin-insight-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.admin-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr);
}

.admin-table-wrap { overflow-x: auto; }
.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th,
.admin-table td {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.admin-table th {
  color: var(--muted);
  font-size: .82rem;
  text-transform: uppercase;
}

.admin-table td strong,
.admin-table td span,
.package-stat-list strong,
.package-stat-list span,
.package-stat-list small {
  display: block;
}

.admin-table td span,
.package-stat-list span,
.package-stat-list small {
  color: var(--muted);
  font-size: .86rem;
}

.package-stat-list {
  display: grid;
  gap: 10px;
}

.package-stat-list article {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
}

.package-stat-list b {
  color: var(--primary-dark);
  white-space: nowrap;
}

@media (max-width: 992px) {
  .hero, .auth-page { grid-template-columns: 1fr; }
  .conversion-hero,
  .free-entry {
    grid-template-columns: 1fr;
  }
  .why-strip,
  .guided-grid {
    grid-template-columns: 1fr;
  }
  .conversion-copy {
    min-height: 380px;
  }
  .free-entry-actions {
    justify-content: flex-start;
  }
  .checkout-page { grid-template-columns: 1fr; }
  .checkout-summary { position: static; }
  .content-hero,
  .catalog-intro {
    grid-template-columns: 1fr;
  }
  .content-hero-media,
  .catalog-intro-visual {
    min-height: 220px;
  }
  .hero { min-height: auto; padding: 38px; }
  .auth-copy { min-height: 420px; }
  .catalog-overview { grid-template-columns: 1fr; }
  .catalog-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .trust-strip, .level-selector, .article-highlights { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .seo-card-grid, .blog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalog-stats div { min-height: 82px; }
  .package-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalog-summary { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .app-header .navbar { padding: 10px 0; }
  .app-header .container { position: relative; }
  .mobile-menu-panel {
    position: absolute;
    top: calc(100% + 10px);
    left: 12px;
    right: 12px;
    padding: 16px;
    border: 1px solid rgba(216,224,234,.95);
    border-radius: 8px;
    background: rgba(255,255,255,.97);
    box-shadow: 0 22px 60px rgba(17,24,39,.16);
    backdrop-filter: blur(18px);
  }
  .mobile-menu-title {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    padding: 2px 2px 12px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--line);
  }
  .mobile-menu-title strong {
    font-size: 1.05rem;
    font-weight: 900;
  }
  .mobile-menu-title small {
    color: var(--muted);
    font-weight: 700;
  }
  .mobile-menu-panel .navbar-nav {
    gap: 8px;
    margin: 0 !important;
  }
  .mobile-menu-panel .nav-link {
    min-height: 46px;
    display: flex;
    align-items: center;
    padding: 10px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #fbfdff;
    font-weight: 850;
  }
  .mobile-menu-panel .nav-link:hover {
    border-color: #a9c6ff;
    background: #eef4ff;
  }
  .mobile-menu-panel .nav-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
  }
  .mobile-menu-panel .nav-actions .btn,
  .mobile-menu-panel .user-chip {
    width: 100%;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .mobile-menu-panel .user-chip {
    max-width: none;
  }
}

@media (max-width: 768px) {
  .app-shell { padding-top: 18px; }
  .conversion-copy {
    min-height: 340px;
    padding: 26px;
  }
  .conversion-proof {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .conversion-proof div {
    min-height: 112px;
    padding: 16px;
  }
  .conversion-proof strong {
    font-size: 1.45rem;
  }
  .free-entry-actions .btn {
    width: 100%;
  }
  .hero { padding: 28px; }
  .hero-panel { display: none; }
  .catalog-intro { padding: 22px; }
  .catalog-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalog-stats div { min-height: 74px; padding: 15px; }
  .catalog-stats strong { font-size: 1.55rem; }
  .catalog-flow span { width: 100%; }
  .feature-strip, .package-grid, .admin-insight-grid { grid-template-columns: 1fr; }
  .free-content-grid, .testimonial-grid, .seo-link-grid, .seo-card-grid, .blog-grid { grid-template-columns: 1fr; }
  .trust-strip, .level-selector, .article-highlights { grid-template-columns: 1fr; }
  .content-hero, .article-hero { padding: 24px; }
  .catalog-intro-visual {
    min-height: 180px;
  }
  .content-hero-media {
    min-height: 190px;
  }
  .catalog-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
  .catalog-summary button { min-height: 46px; }
  .finder-control { grid-template-columns: 1fr; }
  .finder-head { align-items: flex-start; flex-direction: column; }
  .finder-result { white-space: normal; }
  .package-finder { padding: 16px; }
  .auth-page { gap: 18px; }
  .auth-copy { min-height: 340px; padding: 28px; }
  .auth-panel { padding: 24px; }
  .payment-panel,
  .checkout-summary {
    padding: 20px;
  }
  .payment-head {
    flex-direction: column;
  }
  .card-preview {
    min-height: 190px;
    padding: 20px;
  }
  .page-head, .result-band { align-items: stretch; flex-direction: column; }
  .profile-hero { align-items: stretch; flex-direction: column; padding: 26px; }
  .profile-metrics, .profile-grid, .admin-metrics, .admin-grid, .admin-grant-form { grid-template-columns: 1fr; }
  .attempt-row, .attempt-stats { align-items: flex-start; flex-direction: column; text-align: left; }
  .package-card h3, .package-card p { min-height: auto; }
  .package-card { min-height: auto; }
  .mode-summary { grid-template-columns: 1fr; }
  .mode-summary div { min-height: auto; }
  .solve-mode-grid { grid-template-columns: 1fr; }
  .solve-mode-card { min-height: auto; }
  .brand small { display: none; }
  .exam-toolbar { align-items: stretch; flex-direction: column; padding: 18px; }
  .exam-progress-box { text-align: left; }
  .question-card { min-height: 430px; padding: 22px; }
  .exam-navigation {
    grid-template-columns: 1fr 1fr;
  }
  .question-dots {
    grid-column: 1 / -1;
    grid-row: 1;
  }
  #prevQuestion { grid-column: 1; grid-row: 2; }
  #nextQuestion, #finishExam { grid-column: 2; grid-row: 2; }
  .question-card .option { align-items: flex-start; }
}

@media (max-width: 420px) {
  .brand-mark { width: 40px; height: 40px; }
  .brand strong { font-size: .98rem; }
  .conversion-proof {
    grid-template-columns: 1fr;
  }
  .guided-grid button,
  .why-strip article {
    min-height: auto;
  }
  .catalog-intro-visual,
  .content-hero-media {
    min-height: 150px;
  }
  .seo-card,
  .blog-card {
    padding-top: 86px;
  }
  .payment-grid { grid-template-columns: 1fr; }
  .checkout-price { align-items: flex-start; flex-direction: column; }
  .card-preview > div:last-child { align-items: flex-start; flex-direction: column; }
  .question-card { min-height: 390px; padding: 18px; }
  .question-card h2 { font-size: 1.16rem; }
  .option-key { flex-basis: 32px; width: 32px; height: 32px; }
}
/* ============================================================
   sorusinav.com — ortak stil dosyası
   Sayfalar: hakkımızda, iletişim, kaynakça, mesafeli satış
   sözleşmesi, iade koşulları, gizlilik politikası
   ============================================================ */

:root {
    --bg: #f6f7fb;
    --surface: #ffffff;
    --ink: #101a33;
    --ink-soft: #3c4660;
    --muted: #67708a;
    --line: #e3e7f1;
    --accent: #2f5cff;
    --accent-deep: #1d3fb8;
    --accent-soft: #e9efff;
    --green: #0f9d6e;
    --green-soft: #e4f7ef;
    --amber: #b97309;
    --amber-soft: #fdf3e0;
    --radius: 14px;
    --radius-lg: 20px;
    --shadow: 0 10px 30px rgba(16,26,51,.07);
    --maxw: 1280px;
    --font-display: "Sora",system-ui,sans-serif;
    --font-body: "Inter",system-ui,sans-serif;
}

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

html {
    scroll-behavior: smooth
}

@media (prefers-reduced-motion:reduce) {
    html {
        scroll-behavior: auto
    }

    *, *::before, *::after {
        animation: none !important;
        transition: none !important
    }
}

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.65;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: var(--accent);
    text-decoration: none
}

    a:hover {
        text-decoration: underline
    }

:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
    border-radius: 4px
}

.container {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 20px
}

/* ---------- Üst bar / header ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    height: 66px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--ink)
}

    .brand:hover {
        text-decoration: none
    }

.brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: linear-gradient(135deg,var(--accent),var(--accent-deep));
    color: #fff;
    display: grid;
    place-items: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: .5px;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15
}

    .brand-text strong {
        font-family: var(--font-display);
        font-size: 16px
    }

    .brand-text span {
        font-size: 11.5px;
        color: var(--muted)
    }

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px
}

    .main-nav a {
        color: var(--ink-soft);
        font-size: 14.5px;
        font-weight: 500;
        padding: 8px 12px;
        border-radius: 8px;
    }

        .main-nav a:hover {
            background: var(--accent-soft);
            color: var(--accent-deep);
            text-decoration: none
        }

        .main-nav a.active {
            background: var(--accent-soft);
            color: var(--accent-deep);
            font-weight: 600
        }

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 14.5px;
    padding: 10px 18px;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .15s ease,box-shadow .15s ease,background .15s ease;
}

    .btn:hover {
        text-decoration: none;
        transform: translateY(-1px)
    }

.btn-primary {
    background: var(--accent);
    color: #fff
}

    .btn-primary:hover {
        background: var(--accent-deep);
        box-shadow: 0 6px 16px rgba(47,92,255,.3)
    }

.btn-ghost {
    background: transparent;
    color: var(--ink-soft);
    border-color: var(--line)
}

    .btn-ghost:hover {
        border-color: var(--accent);
        color: var(--accent-deep)
    }

.menu-toggle {
    display: none;
    background: none;
    border: 1px solid var(--line);
    border-radius: 10px;
    width: 42px;
    height: 42px;
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

    .menu-toggle span {
        display: block;
        width: 18px;
        height: 2px;
        background: var(--ink);
        border-radius: 2px;
        transition: .2s
    }

    .menu-toggle[aria-expanded="true"] span:nth-child(1) {
        transform: translateY(7px) rotate(45deg)
    }

    .menu-toggle[aria-expanded="true"] span:nth-child(2) {
        opacity: 0
    }

    .menu-toggle[aria-expanded="true"] span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg)
    }

/* ---------- Sayfa kahramanı (hero) ---------- */
.page-hero {
    background: linear-gradient(180deg,#0e1a3d 0%,#15265c 100%);
    color: #fff;
    padding: 64px 0 56px;
    position: relative;
    overflow: hidden;
}
    /* optik form imza deseni */
    .page-hero::after {
        content: "";
        position: absolute;
        inset: 0;
        pointer-events: none;
        opacity: .16;
        background-image: radial-gradient(circle at center,#fff 2.2px,transparent 2.6px);
        background-size: 34px 34px;
        mask-image: linear-gradient(105deg,transparent 55%,#000 100%);
        -webkit-mask-image: linear-gradient(105deg,transparent 55%,#000 100%);
    }

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: #aFC2ff;
    margin-bottom: 14px;
}

    .hero-eyebrow::before {
        content: "";
        width: 26px;
        height: 2px;
        background: #5d83ff;
        border-radius: 2px
    }

.page-hero h1 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(28px,4.5vw,42px);
    line-height: 1.15;
    max-width: 680px;
}

.page-hero p.lede {
    margin-top: 14px;
    max-width: 640px;
    color: #c8d3f2;
    font-size: 17px;
}

.hero-meta {
    margin-top: 18px;
    font-size: 13.5px;
    color: #8fa3d9
}

/* ---------- Genel bölüm düzeni ---------- */
.section {
    padding: 56px 0
}

.section-tight {
    padding: 36px 0
}

.section h2 {
    font-family: var(--font-display);
    font-size: clamp(22px,3vw,28px);
    font-weight: 700;
    margin-bottom: 10px;
}

.section .section-sub {
    color: var(--muted);
    max-width: 640px;
    margin-bottom: 28px
}

.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 26px;
    box-shadow: var(--shadow);
}

.grid {
    display: grid;
    gap: 18px
}

.grid-2 {
    grid-template-columns: repeat(2,1fr)
}

.grid-3 {
    grid-template-columns: repeat(3,1fr)
}

.grid-4 {
    grid-template-columns: repeat(4,1fr)
}

/* istatistik şeridi */
.stat {
    padding: 20px;
    text-align: left
}

    .stat .num {
        font-family: var(--font-display);
        font-size: 28px;
        font-weight: 700;
        color: var(--accent-deep)
    }

    .stat .lbl {
        font-size: 13.5px;
        color: var(--muted);
        margin-top: 2px
    }

/* özellik kartı: optik şık rozeti */
.opt-badge {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    color: var(--accent-deep);
    display: grid;
    place-items: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 14px;
    background: var(--accent-soft);
}

.feature h3 {
    font-family: var(--font-display);
    font-size: 17px;
    margin-bottom: 6px
}

.feature p {
    font-size: 14.5px;
    color: var(--ink-soft)
}

/* zaman çizgisi */
.timeline {
    position: relative;
    padding-left: 26px
}

    .timeline::before {
        content: "";
        position: absolute;
        left: 8px;
        top: 6px;
        bottom: 6px;
        width: 2px;
        background: var(--line)
    }

.timeline-item {
    position: relative;
    padding: 0 0 26px 14px
}

    .timeline-item:last-child {
        padding-bottom: 0
    }

    .timeline-item::before {
        content: "";
        position: absolute;
        left: -26px;
        top: 6px;
        width: 14px;
        height: 14px;
        border-radius: 50%;
        background: var(--surface);
        border: 3px solid var(--accent);
    }

    .timeline-item h3 {
        font-family: var(--font-display);
        font-size: 16px
    }

    .timeline-item .when {
        font-size: 12.5px;
        font-weight: 600;
        color: var(--accent-deep);
        letter-spacing: .06em;
        text-transform: uppercase
    }

    .timeline-item p {
        font-size: 14.5px;
        color: var(--ink-soft);
        margin-top: 4px
    }

/* rozetler */
.badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
}

.badge-green {
    background: var(--green-soft);
    color: var(--green)
}

.badge-blue {
    background: var(--accent-soft);
    color: var(--accent-deep)
}

.badge-amber {
    background: var(--amber-soft);
    color: var(--amber)
}

/* ---------- Belge (legal) sayfa düzeni ---------- */
.doc-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 32px;
    align-items: start
}

.doc-toc {
    position: sticky;
    top: 86px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px;
    font-size: 14px;
}

    .doc-toc strong {
        display: block;
        font-family: var(--font-display);
        font-size: 13px;
        letter-spacing: .08em;
        text-transform: uppercase;
        color: var(--muted);
        margin-bottom: 10px
    }

    .doc-toc ol {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 2px
    }

    .doc-toc a {
        display: block;
        color: var(--ink-soft);
        padding: 6px 10px;
        border-radius: 8px;
        border-left: 3px solid transparent;
    }

        .doc-toc a:hover {
            background: var(--accent-soft);
            text-decoration: none;
            color: var(--accent-deep)
        }

        .doc-toc a.current {
            border-left-color: var(--accent);
            background: var(--accent-soft);
            color: var(--accent-deep);
            font-weight: 600
        }

.doc-body {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow)
}

    .doc-body .doc-updated {
        display: inline-block;
        font-size: 13px;
        color: var(--muted);
        background: var(--bg);
        border: 1px solid var(--line);
        border-radius: 999px;
        padding: 4px 14px;
        margin-bottom: 22px;
    }

    .doc-body h2 {
        font-family: var(--font-display);
        font-size: 20px;
        font-weight: 700;
        margin: 34px 0 10px;
        padding-top: 10px;
        scroll-margin-top: 90px;
    }

        .doc-body h2:first-of-type {
            margin-top: 0
        }

        .doc-body h2 .no {
            color: var(--accent);
            margin-right: 8px
        }

    .doc-body h3 {
        font-size: 16px;
        margin: 20px 0 6px
    }

    .doc-body p {
        margin-bottom: 12px;
        color: var(--ink-soft)
    }

    .doc-body ul, .doc-body ol {
        margin: 0 0 14px 22px;
        color: var(--ink-soft)
    }

    .doc-body li {
        margin-bottom: 6px
    }

    .doc-body table {
        width: 100%;
        border-collapse: collapse;
        font-size: 14.5px;
        margin: 14px 0
    }

    .doc-body th, .doc-body td {
        border: 1px solid var(--line);
        padding: 10px 12px;
        text-align: left;
        vertical-align: top
    }

    .doc-body th {
        background: var(--bg);
        font-family: var(--font-display);
        font-size: 13.5px
    }

.doc-note {
    background: var(--accent-soft);
    border-left: 4px solid var(--accent);
    border-radius: 0 10px 10px 0;
    padding: 14px 16px;
    margin: 18px 0;
    font-size: 14.5px;
    color: var(--ink-soft);
}

    .doc-note strong {
        color: var(--accent-deep)
    }

/* ---------- İletişim ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 24px;
    align-items: start
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px
}

.field {
    margin-bottom: 16px
}

    .field label {
        display: block;
        font-size: 13.5px;
        font-weight: 600;
        margin-bottom: 6px
    }

    .field .req {
        color: var(--accent)
    }

    .field input, .field select, .field textarea {
        width: 100%;
        font: inherit;
        font-size: 15px;
        color: var(--ink);
        background: var(--bg);
        border: 1px solid var(--line);
        border-radius: 10px;
        padding: 11px 13px;
        transition: border .15s,box-shadow .15s;
    }

    .field textarea {
        min-height: 140px;
        resize: vertical
    }

        .field input:focus, .field select:focus, .field textarea:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(47,92,255,.15);
            background: #fff;
        }

    .field .error-msg {
        display: none;
        font-size: 12.5px;
        color: #c0392b;
        margin-top: 5px
    }

    .field.invalid input, .field.invalid select, .field.invalid textarea {
        border-color: #c0392b
    }

    .field.invalid .error-msg {
        display: block
    }

.char-count {
    font-size: 12px;
    color: var(--muted);
    text-align: right;
    margin-top: 4px
}

.form-status {
    display: none;
    margin-top: 14px;
    padding: 13px 16px;
    border-radius: 10px;
    font-size: 14.5px;
}

    .form-status.ok {
        display: block;
        background: var(--green-soft);
        color: var(--green);
        border: 1px solid #bfe9d8
    }

    .form-status.err {
        display: block;
        background: #fdecea;
        color: #c0392b;
        border: 1px solid #f5c6c0
    }

.contact-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 16px 0;
    border-bottom: 1px solid var(--line)
}

    .contact-item:last-child {
        border-bottom: none
    }

.contact-ico {
    flex: none;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--accent-soft);
    color: var(--accent-deep);
    display: grid;
    place-items: center;
    font-size: 18px;
}

.contact-item h3 {
    font-family: var(--font-display);
    font-size: 15px
}

.contact-item p {
    font-size: 14px;
    color: var(--ink-soft)
}

/* SSS akordeon */
.faq details {
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface);
    margin-bottom: 10px;
    overflow: hidden
}

.faq summary {
    cursor: pointer;
    padding: 16px 18px;
    font-weight: 600;
    font-size: 15px;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

    .faq summary::-webkit-details-marker {
        display: none
    }

    .faq summary::after {
        content: "+";
        font-family: var(--font-display);
        font-size: 20px;
        color: var(--accent);
        transition: transform .2s
    }

.faq details[open] summary::after {
    transform: rotate(45deg)
}

.faq .faq-body {
    padding: 0 18px 16px;
    font-size: 14.5px;
    color: var(--ink-soft)
}

/* ---------- Kaynakça ---------- */
.ref-group {
    margin-bottom: 34px
}

    .ref-group h2 {
        display: flex;
        align-items: center;
        gap: 10px
    }

.ref-list {
    list-style: none;
    counter-reset: ref
}

    .ref-list li {
        counter-increment: ref;
        display: grid;
        grid-template-columns: 44px 1fr;
        gap: 14px;
        background: var(--surface);
        border: 1px solid var(--line);
        border-radius: 12px;
        padding: 16px 18px;
        margin-bottom: 10px;
        align-items: start;
    }

        .ref-list li::before {
            content: counter(ref,decimal-leading-zero);
            font-family: var(--font-display);
            font-weight: 700;
            color: var(--accent);
            font-size: 15px;
            border: 2px solid var(--accent-soft);
            border-radius: 50%;
            width: 38px;
            height: 38px;
            display: grid;
            place-items: center;
            background: var(--accent-soft);
        }

    .ref-list .ref-title {
        font-weight: 600;
        font-size: 15px
    }

    .ref-list .ref-desc {
        font-size: 13.5px;
        color: var(--muted);
        margin-top: 2px
    }

    .ref-list .ref-link {
        font-size: 13.5px;
        word-break: break-all
    }

/* ---------- Footer ---------- */
.site-footer {
    background: #0e1a3d;
    color: #aab6da;
    margin-top: 64px;
    padding: 48px 0 28px;
    font-size: 14px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 28px;
    margin-bottom: 34px
}

.site-footer h4 {
    font-family: var(--font-display);
    color: #fff;
    font-size: 14px;
    margin-bottom: 12px;
    letter-spacing: .04em
}

.site-footer ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 0;
}

.site-footer a {
    color: #aab6da
}

    .site-footer a:hover {
        color: #fff
    }

.footer-brand p {
    margin-top: 10px;
    max-width: 280px;
    font-size: 13.5px;
    line-height: 1.6
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.12);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
    font-size: 13px;
    color: #8fa0cf;
}

/* yukarı dön */
.to-top {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 40;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    background: var(--accent);
    color: #fff;
    font-size: 18px;
    box-shadow: 0 8px 20px rgba(47,92,255,.35);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity .2s,transform .2s,visibility .2s;
}

    .to-top.show {
        opacity: 1;
        visibility: visible;
        transform: translateY(0)
    }

/* görünüm animasyonu */
.reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity .5s ease,transform .5s ease
}

    .reveal.in {
        opacity: 1;
        transform: none
    }

/* ---------- Mobil ---------- */
@media (max-width:920px) {
    .grid-4 {
        grid-template-columns: repeat(2,1fr)
    }

    .grid-3 {
        grid-template-columns: repeat(2,1fr)
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr
    }

    .doc-layout {
        grid-template-columns: 1fr
    }

    .doc-toc {
        position: static;
        margin-bottom: 8px
    }

    .contact-grid {
        grid-template-columns: 1fr
    }
}

@media (max-width:680px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr
    }

    .form-row {
        grid-template-columns: 1fr
    }

    .doc-body {
        padding: 24px 18px
    }

    .menu-toggle {
        display: flex
    }

    .header-actions .btn-ghost {
        display: none
    }

    .main-nav {
        position: absolute;
        left: 0;
        right: 0;
        top: 66px;
        background: #fff;
        border-bottom: 1px solid var(--line);
        flex-direction: column;
        align-items: stretch;
        padding: 10px 16px 16px;
        display: none;
        box-shadow: 0 14px 30px rgba(16,26,51,.12);
    }

        .main-nav.open {
            display: flex
        }

        .main-nav a {
            padding: 12px 12px
        }

    .footer-grid {
        grid-template-columns: 1fr
    }
}