:root {
  --bg: #f3f1f8;
  --bg-soft: #ede8f7;
  --panel: #ffffff;
  --panel-border: #e3def0;
  --text: #202538;
  --muted: #666d82;
  --accent: #6b4ce6;
  --accent-dark: #5938dd;
  --accent-soft: #efeaff;
  --shadow: 0 16px 40px rgba(49, 35, 100, 0.10);
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f5f2fb 0%, #f1edf9 100%);
}
a { color: inherit; text-decoration: none; }
button { font: inherit; }
img { display: block; max-width: 100%; }

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}
.narrow { width: min(900px, calc(100% - 40px)); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(115, 100, 164, 0.12);
}
.header-inner {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.brand-logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
}
.brand-text {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--muted);
  font-weight: 500;
}
.main-nav a:hover { color: var(--text); }

.hero {
  padding: 42px 0 24px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
  background: linear-gradient(135deg, #f1edf9 0%, #ece6f8 100%);
  border: 1px solid rgba(133, 115, 181, 0.12);
  border-radius: 40px;
  padding: 42px;
  box-shadow: var(--shadow);
}
.hero-copy { max-width: 620px; }
.eyebrow {
  margin: 0 0 14px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.eyebrow-dark { color: var(--accent); }
.eyebrow-light { color: rgba(255,255,255,0.82); }
.hero .eyebrow { color: var(--accent); }
.hero h1 {
  margin: 0;
  font-size: clamp(48px, 7vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.05em;
}
.hero-subtitle {
  margin: 22px 0 0;
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.15;
  letter-spacing: -0.03em;
  max-width: 640px;
}
.hero-text {
  margin: 22px 0 0;
  max-width: 600px;
  font-size: 22px;
  line-height: 1.45;
  color: var(--muted);
}
.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 32px;
  flex-wrap: wrap;
}
.primary-btn,
.secondary-btn,
.light-btn,
.small-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: .2s ease;
  cursor: pointer;
  font-weight: 700;
}
.primary-btn {
  background: var(--accent);
  color: #fff;
  padding: 16px 30px;
  box-shadow: 0 12px 30px rgba(107, 76, 230, 0.28);
}
.primary-btn:hover { background: var(--accent-dark); transform: translateY(-1px); }
.secondary-btn {
  background: #fff;
  color: var(--text);
  border-color: #d8d1eb;
  padding: 16px 30px;
}
.secondary-btn:hover { border-color: var(--accent); color: var(--accent); }
.small-btn {
  padding: 12px 18px;
  background: var(--accent-soft);
  color: var(--accent-dark);
}
.light-btn {
  background: #fff;
  color: var(--accent-dark);
  padding: 16px 26px;
}

.hero-collage {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.hero-collage img {
  width: 100%;
  height: 255px;
  object-fit: cover;
  border-radius: 28px;
  box-shadow: 0 16px 30px rgba(55, 45, 105, 0.12);
}
.hero-collage img:nth-child(1) { transform: translateY(-8px); }
.hero-collage img:nth-child(2) { transform: translateY(8px); }
.hero-collage img:nth-child(3) { transform: translateY(8px); }
.hero-collage img:nth-child(4) { transform: translateY(-8px); }

.section {
  padding: 46px 0;
}
.section-soft { background: rgba(255,255,255,0.35); }
.section-accent {
  background: linear-gradient(135deg, #6f52e7 0%, #8a6df2 100%);
  color: #fff;
}
.section-heading {
  margin-bottom: 22px;
}
.section-heading h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 46px);
  letter-spacing: -0.03em;
}
.section-heading-left { text-align: left; }

.cards-3,
.profiles-grid,
.answers-grid {
  display: grid;
  gap: 18px;
}
.cards-3,
.profiles-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.info-card,
.profile-card,
.text-card,
.test-panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.info-card,
.profile-card,
.text-card,
.test-panel {
  padding: 24px;
}
.info-card h3,
.profile-card h3,
.test-panel h3 {
  margin: 0 0 10px;
  font-size: 22px;
}
.info-card p,
.profile-card p,
.text-card p,
.test-panel p,
.expert-text,
.result-description,
.helper-text {
  margin: 0;
  line-height: 1.65;
  color: var(--muted);
}
.profile-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.profile-card p { flex-grow: 1; }

.expert-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.expert-grid h2 { margin: 0 0 12px; font-size: clamp(30px, 4vw, 42px); }
.expert-text { color: rgba(255,255,255,0.9); max-width: 720px; }

.test-top {
  display: grid;
  gap: 16px;
}
.muted-label {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--muted);
}
.progress-track {
  height: 12px;
  width: 100%;
  background: #e9e3f6;
  border-radius: 999px;
  overflow: hidden;
}
.progress-bar {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, #6b4ce6 0%, #8d74f3 100%);
  transition: width .25s ease;
}
.answers-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
}
.answer-card {
  min-height: 220px;
  padding: 24px;
  text-align: left;
  border-radius: 24px;
  border: 1px solid #ddd5f1;
  background: #faf8ff;
  cursor: pointer;
  transition: .2s ease;
  line-height: 1.55;
  color: var(--text);
}
.answer-card:hover {
  transform: translateY(-2px);
  border-color: #b6a4ef;
  box-shadow: 0 16px 30px rgba(96, 68, 206, 0.10);
  background: #fff;
}
.result-description {
  margin-top: 12px;
  color: var(--text);
  font-size: 18px;
}
.result-note {
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: 18px;
  background: var(--accent-soft);
  color: #4933a2;
}
.hidden { display: none; }

.site-footer {
  padding: 22px 0 40px;
  color: var(--muted);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid rgba(110, 95, 158, 0.14);
  padding-top: 22px;
}
.footer-inner p { margin: 8px 0 0; }

.profile-dialog {
  width: min(560px, calc(100% - 30px));
  border: none;
  border-radius: 28px;
  padding: 28px;
  box-shadow: 0 24px 60px rgba(25, 16, 56, 0.28);
}
.profile-dialog::backdrop {
  background: rgba(20, 16, 35, 0.45);
}
.dialog-close {
  position: absolute;
  right: 14px;
  top: 14px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: #f1ecfb;
  cursor: pointer;
  font-size: 24px;
}

.expert-toggle {
  margin-top: 24px;
  max-width: 620px;
}
.expert-toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
}
.expert-toggle-label input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}
.expert-toggle-note {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.5;
}
.expert-result {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--panel-border);
}
.expert-result h3 {
  margin: 0 0 10px;
}
.expert-result-text {
  margin-bottom: 14px;
  color: var(--muted);
}
.expert-code-box {
  background: var(--accent-soft);
  border: 1px solid #d8d1eb;
  border-radius: 18px;
  padding: 16px 18px;
  margin-bottom: 16px;
  overflow-wrap: anywhere;
}
.expert-code-box code {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent-dark);
}
.expert-actions-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.copy-status {
  min-height: 22px;
  color: var(--accent-dark);
  font-weight: 600;
}

@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-collage { max-width: 680px; }
  .cards-3,
  .profiles-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .container { width: min(100% - 28px, 1180px); }
  .header-inner,
  .footer-inner,
  .expert-grid { flex-direction: column; align-items: flex-start; }
  .main-nav { flex-wrap: wrap; gap: 14px 18px; }
  .hero-grid { padding: 28px; border-radius: 28px; }
  .hero h1 { font-size: 42px; }
  .hero-subtitle { font-size: 24px; }
  .hero-text { font-size: 18px; }
  .hero-collage,
  .cards-3,
  .profiles-grid,
  .answers-grid { grid-template-columns: 1fr; }
  .hero-collage img { height: 220px; transform: none !important; }
  .answer-card { min-height: 170px; }
}