/* ==========================================================================
   Nyelvora — base stylesheet
   ========================================================================== */

:root {
  --color-primary: #4338ca;
  --color-primary-dark: #312a92;
  --color-primary-light: #eef2ff;
  --color-accent: #f59e0b;
  --color-accent-dark: #d97706;
  --color-ink: #1e1b3a;
  --color-ink-soft: #4b4768;
  --color-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-surface: #ffffff;
  --color-surface-alt: #f7f7fb;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 8px rgba(30, 27, 58, 0.06);
  --shadow-md: 0 12px 32px rgba(30, 27, 58, 0.10);
  --shadow-lg: 0 24px 60px rgba(30, 27, 58, 0.16);
  --container: 1180px;
  --font-base: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-ink);
  background: var(--color-surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; }
h1, h2, h3, h4 { margin: 0 0 .6em; line-height: 1.2; font-weight: 700; }
p { margin: 0 0 1em; color: var(--color-ink-soft); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.98rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--color-primary-dark); box-shadow: var(--shadow-md); }
.btn-accent {
  background: var(--color-accent);
  color: #1e1b3a;
}
.btn-accent:hover { background: var(--color-accent-dark); }
.btn-outline {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary-light); }
.btn-block { width: 100%; }
.btn-lg { padding: 16px 34px; font-size: 1.05rem; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-ink);
}
.brand-mark {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), #7c6df2);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-weight: 600;
  color: var(--color-ink-soft);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}
.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}
.nav-actions { display: flex; align-items: center; gap: 14px; }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--color-ink);
  margin: 4px 0;
}

/* ---------- Hero ---------- */
.hero {
  padding: 72px 0 90px;
  background: linear-gradient(180deg, var(--color-primary-light) 0%, #ffffff 100%);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}
.hero h1 {
  font-size: clamp(2.1rem, 4vw, 3.1rem);
  color: var(--color-ink);
}
.hero p.lead {
  font-size: 1.15rem;
  max-width: 540px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin: 28px 0; }
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.hero-stats div strong {
  display: block;
  font-size: 1.6rem;
  color: var(--color-primary);
}
.hero-stats div span {
  font-size: 0.9rem;
  color: var(--color-muted);
}
.hero-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero-media img { width: 100%; height: 420px; object-fit: cover; }
.hero-badge {
  position: absolute;
  bottom: 20px; left: 20px;
  background: #fff;
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-md);
  display: flex; align-items: center; gap: 12px;
  font-weight: 700;
  font-size: 0.92rem;
  max-width: 230px;
}
.hero-badge .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: #22c55e;
  flex-shrink: 0;
}

/* ---------- Sections ---------- */
section { padding: 88px 0; }
.section-alt { background: var(--color-surface-alt); }
.section-head {
  max-width: 680px;
  margin: 0 auto 52px;
  text-align: center;
}
.section-head .eyebrow { margin-bottom: 16px; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }

/* ---------- Feature grid ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.feature-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  transition: transform .15s ease, box-shadow .15s ease;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.feature-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.feature-card h3 { font-size: 1.15rem; }

/* ---------- Course cards ---------- */
.course-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform .15s ease, box-shadow .15s ease;
}
.course-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.course-card img { width: 100%; height: 190px; object-fit: cover; }
.course-card .course-body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.course-level {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 4px 10px;
  border-radius: 999px;
  width: fit-content;
}
.course-body h3 { font-size: 1.2rem; margin-bottom: 4px; }
.course-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
  font-size: 0.9rem;
  color: var(--color-muted);
}
.course-meta strong { color: var(--color-ink); font-size: 1.05rem; }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; counter-reset: step; }
.step { text-align: center; }
.step .step-num {
  width: 48px; height: 48px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
}

/* ---------- Testimonials ---------- */
.testimonial-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}
.testimonial-card .stars { color: var(--color-accent); margin-bottom: 12px; letter-spacing: 2px; }
.testimonial-person {
  display: flex; align-items: center; gap: 14px; margin-top: 18px;
}
.testimonial-person img {
  width: 50px; height: 50px; border-radius: 50%; object-fit: cover;
}
.testimonial-person strong { display: block; font-size: 0.96rem; }
.testimonial-person span { font-size: 0.85rem; color: var(--color-muted); }

/* ---------- Pricing ---------- */
.pricing-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
}
.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: scale(1.02);
}
.pricing-card .badge-pop {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--color-accent);
  color: var(--color-ink);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}
.price { font-size: 2.6rem; font-weight: 800; color: var(--color-ink); margin: 10px 0 0; }
.price span { font-size: 1rem; font-weight: 500; color: var(--color-muted); }
.pricing-card ul { margin: 24px 0 28px; display: flex; flex-direction: column; gap: 12px; }
.pricing-card li { display: flex; gap: 10px; align-items: flex-start; color: var(--color-ink-soft); font-size: 0.96rem; }
.pricing-card li .check { color: #22c55e; font-weight: 800; }

/* ---------- FAQ ---------- */
.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 20px 0;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 1.02rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.4rem; color: var(--color-primary); }
.faq-item[open] summary::after { content: "−"; }
.faq-item p { margin-top: 12px; }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary), #6d5cf0);
  border-radius: var(--radius-lg);
  padding: 56px;
  color: #fff;
  text-align: center;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,0.86); max-width: 560px; margin: 0 auto 28px; }
.cta-band .btn-outline { border-color: #fff; color: #fff; }
.cta-band .btn-outline:hover { background: rgba(255,255,255,0.12); }

/* ---------- Forms ---------- */
.form-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-md);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 7px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.97rem;
  background: var(--color-surface-alt);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
  background: #fff;
}
.field textarea { resize: vertical; min-height: 120px; }
.field-check { display: flex; align-items: flex-start; gap: 10px; font-size: 0.9rem; color: var(--color-muted); }
.field-check input { width: auto; margin-top: 3px; }
.form-note { font-size: 0.82rem; color: var(--color-muted); margin-top: 10px; }
.form-status {
  display: none;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
  font-weight: 600;
  font-size: 0.92rem;
}
.form-status.success { display: block; background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.form-status.error { display: block; background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }

/* ---------- Newsletter ---------- */
.newsletter {
  background: var(--color-ink);
  border-radius: var(--radius-lg);
  padding: 44px;
  color: #fff;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: center;
}
.newsletter h3 { color: #fff; margin-bottom: 8px; }
.newsletter p { color: rgba(255,255,255,0.72); margin-bottom: 0; }
.newsletter-form { display: flex; gap: 10px; }
.newsletter-form input {
  flex: 1;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.08);
  color: #fff;
  font-family: inherit;
}
.newsletter-form input::placeholder { color: rgba(255,255,255,0.55); }

/* ---------- Simple page header (inner pages) ---------- */
.page-hero {
  padding: 60px 0 56px;
  background: var(--color-primary-light);
  text-align: center;
}
.page-hero h1 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); }
.breadcrumbs { font-size: 0.88rem; color: var(--color-muted); margin-bottom: 14px; }
.breadcrumbs a { color: var(--color-primary); font-weight: 600; }

/* ---------- About page ---------- */
.about-media { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-media img { height: 420px; object-fit: cover; }
.values-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.stat-row { display: flex; gap: 40px; flex-wrap: wrap; margin-top: 30px; }
.stat-row div strong { display: block; font-size: 1.8rem; color: var(--color-primary); }
.stat-row div span { color: var(--color-muted); font-size: 0.9rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 44px; align-items: start; }
.contact-info-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.contact-info-card img { height: 200px; object-fit: cover; }
.contact-info-card .body { padding: 26px; }
.contact-info-card ul { display: flex; flex-direction: column; gap: 16px; margin-top: 18px; }
.contact-info-card li { display: flex; gap: 12px; align-items: flex-start; }
.contact-info-card li .ic {
  width: 36px; height: 36px; border-radius: 9px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.map-embed {
  margin-top: 24px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
}
.map-embed iframe { width: 100%; height: 220px; border: 0; display: block; }

/* ---------- Thank you ---------- */
.thankyou-box {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  padding: 80px 24px;
}
.thankyou-icon {
  width: 84px; height: 84px; border-radius: 50%;
  background: #ecfdf5; color: #059669;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 24px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #130f2b;
  color: rgba(255,255,255,0.72);
  padding: 72px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .brand { color: #fff; }
.footer-brand p { color: rgba(255,255,255,0.6); max-width: 300px; margin-top: 14px; }
.footer-col h4 { color: #fff; font-size: 0.95rem; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 11px; }
.footer-col a { color: rgba(255,255,255,0.65); font-size: 0.92rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}
.social-row { display: flex; gap: 10px; }
.social-row a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
}
.social-row a:hover { background: var(--color-primary); }

/* ---------- Legal pages ---------- */
.legal-content { max-width: 760px; margin: 0 auto; }
.legal-content h2 { margin-top: 2em; font-size: 1.3rem; }
.legal-content ul { margin: 0 0 1em 1.2em; color: var(--color-ink-soft); }
.legal-content li { margin-bottom: .5em; }
.legal-updated { color: var(--color-muted); font-size: 0.9rem; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid, .contact-grid, .newsletter { grid-template-columns: 1fr; }
  .grid-3, .grid-4, .values-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .hero-media img { height: 320px; }
}

@media (max-width: 720px) {
  .nav-links, .nav-actions .btn-outline { display: none; }
  .nav-toggle { display: inline-flex; flex-direction: column; }
  body.nav-open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: #fff;
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }
  .grid-3, .grid-4, .grid-2, .values-grid, .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  section { padding: 56px 0; }
  .cta-band { padding: 36px 24px; }
  .newsletter { padding: 30px 22px; }
}