/* ===== Karma Lernakademie — Premium Design ===== */

:root {
  --bg: #fafbfd;
  --card: #ffffff;
  --ink: #1a2332;
  --muted: #5a6a7a;
  --primary: #1b4d6e;
  --primary-dark: #0f3451;
  --primary-soft: #e8f0f7;
  --accent: #c77d1a;
  --accent-light: #fdf4e7;
  --green: #1a8a4a;
  --green-light: #e8f7ef;
  --border: #e2e8f0;
  --border-light: #f0f4f8;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow: 0 4px 24px rgba(0,0,0,.07);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.1);
  --transition: .25s cubic-bezier(.4,0,.2,1);
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'DM Serif Display', Georgia, serif;
}

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

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

.container { width: min(1140px, 90%); margin: 0 auto; }

/* ---------- Typography ---------- */
h1, h2, h3 { font-family: var(--font-display); font-weight: 400; line-height: 1.2; }
h1 { font-size: clamp(2.2rem, 4.5vw, 3.4rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: 1.25rem; }

/* ---------- Navigation ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.topbar.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.08); }
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .9rem 0;
}
.brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--primary);
  text-decoration: none;
  letter-spacing: -.01em;
}
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: .9rem;
  font-weight: 500;
  transition: color var(--transition);
  letter-spacing: .01em;
}
.nav-links a:hover { color: var(--primary); }
.top-actions { display: flex; gap: .5rem; align-items: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: 8px;
  padding: .7rem 1.3rem;
  font-weight: 600;
  font-size: .9rem;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: .01em;
  font-family: var(--font-body);
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(27,77,110,.25);
}
.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 4px 16px rgba(27,77,110,.35);
  transform: translateY(-1px);
}
.btn-outline {
  border-color: var(--primary);
  color: var(--primary);
  background: transparent;
}
.btn-outline:hover {
  background: var(--primary-soft);
}
.btn-soft {
  background: var(--primary-soft);
  color: var(--primary);
}
.btn-soft:hover { background: #d6e8f4; }
.btn-whatsapp {
  background: var(--green);
  color: #fff;
  box-shadow: 0 2px 8px rgba(26,138,74,.25);
}
.btn-whatsapp:hover { background: #158040; transform: translateY(-1px); }
.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(199,125,26,.25);
}
.btn-accent:hover { background: #b06e15; transform: translateY(-1px); }
.btn-lg { padding: .85rem 1.8rem; font-size: 1rem; border-radius: 10px; }
.btn-sm { padding: .45rem .9rem; font-size: .82rem; }
.btn-icon { font-size: 1.1rem; }

/* ---------- Hero ---------- */
.hero {
  padding: 5rem 0 4rem;
  background: linear-gradient(175deg, #fff 0%, var(--bg) 100%);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute;
  top: -40%;
  right: -15%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(27,77,110,.04) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 3rem;
  align-items: center;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  font-size: .75rem;
  font-weight: 700;
  margin-bottom: .5rem;
}
h1 span { color: var(--primary); }
.hero-sub {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 60ch;
  margin: .8rem 0 1.5rem;
  line-height: 1.7;
}
.hero-cta { display: flex; gap: .7rem; flex-wrap: wrap; margin-bottom: 1.5rem; }

.hero-trust {
  display: flex;
  gap: .6rem;
  flex-wrap: wrap;
}
.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .4rem .75rem;
  font-size: .82rem;
  color: var(--muted);
  font-weight: 500;
}
.trust-badge .icon { color: var(--green); font-size: .9rem; }

.expat-box {
  background: #fff;
  border: 2px solid var(--accent);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  position: relative;
}
.expat-box .badge {
  position: absolute;
  top: -12px;
  left: 1.5rem;
  background: var(--accent);
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .3rem .8rem;
  border-radius: 6px;
}
.expat-box h2 { margin: .3rem 0 .6rem; font-size: 1.4rem; }
.expat-box p { color: var(--muted); font-size: .95rem; line-height: 1.6; margin-bottom: 1rem; }

/* ---------- Social Proof ---------- */
.social-proof {
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border-light);
  background: #fff;
}
.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}
.proof-item .number {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--primary);
  display: block;
  line-height: 1;
  margin-bottom: .3rem;
}
.proof-item .label {
  color: var(--muted);
  font-size: .85rem;
  font-weight: 500;
}

/* ---------- Client Segments ---------- */
.segments {
  padding: 4rem 0;
  background: #fff;
}
.segments .section-head { text-align: center; margin-bottom: 2.5rem; }
.segments .section-head p { color: var(--muted); max-width: 55ch; margin: .5rem auto 0; }

.segment-tabs {
  display: flex;
  justify-content: center;
  gap: .5rem;
  margin-bottom: 2.5rem;
}
.segment-tab {
  padding: .65rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: .9rem;
  cursor: pointer;
  border: 2px solid var(--border);
  background: #fff;
  color: var(--muted);
  transition: all var(--transition);
  font-family: var(--font-body);
}
.segment-tab:hover { border-color: var(--primary); color: var(--primary); }
.segment-tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.segment-content { display: none; }
.segment-content.active { display: block; }

/* ---------- Sections ---------- */
.section { padding: 4rem 0; }
.section-alt { background: #fff; }
.section-head { margin-bottom: 2rem; }
.section-head .eyebrow { margin-bottom: .4rem; }
.section-head h2 { margin: 0 0 .4rem; }
.section-head p { color: var(--muted); }
.section-head-center { text-align: center; }
.section-head-center p { max-width: 55ch; margin-left: auto; margin-right: auto; }

/* ---------- Offering Cards ---------- */
.offer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 1.2rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  position: relative;
}
.card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.card-featured {
  border: 2px solid var(--accent);
  background: linear-gradient(175deg, #fff 80%, var(--accent-light) 100%);
}
.card-featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -.75rem;
  right: 1.2rem;
  background: var(--accent);
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: .25rem .7rem;
  border-radius: 5px;
}
.card h3 { margin: 0 0 .7rem; }
.card ul { padding-left: 1.1rem; margin: 0; }
.card li { margin-bottom: .45rem; color: var(--muted); font-size: .93rem; }
.card li strong { color: var(--ink); }
.card-actions { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 1rem; }

.mini-pricing { display: grid; gap: .4rem; margin: .7rem 0 .3rem; }
.mini-pricing p {
  margin: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .7rem;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: .5rem .7rem;
  font-size: .9rem;
}
.mini-pricing p span { color: var(--primary); font-weight: 700; white-space: nowrap; }
.mini-pricing.compact p { font-size: .88rem; }

/* ---------- Why Section (Testimonials / Benefits) ---------- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.benefit-card {
  text-align: center;
  padding: 2rem 1.5rem;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.benefit-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.benefit-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: .8rem;
}
.benefit-icon.blue { background: var(--primary-soft); }
.benefit-icon.green { background: var(--green-light); }
.benefit-icon.amber { background: var(--accent-light); }
.benefit-card h3 { margin-bottom: .4rem; font-size: 1.1rem; }
.benefit-card p { color: var(--muted); font-size: .9rem; }

/* ---------- Testimonials ---------- */
.testimonials { padding: 4rem 0; background: var(--bg); }
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.testimonial-card {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.testimonial-stars { color: var(--accent); font-size: 1rem; margin-bottom: .6rem; letter-spacing: .1em; }
.testimonial-card blockquote {
  margin: 0;
  font-size: .93rem;
  color: var(--muted);
  line-height: 1.65;
  font-style: italic;
}
.testimonial-author {
  margin-top: 1rem;
  font-size: .82rem;
  font-weight: 600;
  color: var(--ink);
}
.testimonial-role {
  font-size: .78rem;
  color: var(--muted);
  font-weight: 400;
}

/* ---------- Schedule ---------- */
.schedule-card {
  margin-top: 1.5rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.schedule-card h3 { margin: 0 0 1rem; }
.schedule-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: .8rem;
}
.schedule-grid div {
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: .75rem;
  background: var(--bg);
  transition: all var(--transition);
}
.schedule-grid div:hover { border-color: var(--primary); }
.schedule-grid span { display: block; color: var(--muted); font-size: .88rem; margin-top: .15rem; }

/* ---------- Calendly ---------- */
.calendly-section { padding: 4rem 0; background: #fff; }
.calendly-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.calendly-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  transition: all var(--transition);
  background: var(--bg);
}
.calendly-card:hover { box-shadow: var(--shadow); border-color: var(--primary); }
.calendly-card .cal-icon {
  font-size: 2rem;
  margin-bottom: .6rem;
  display: block;
}
.calendly-card h3 { margin: 0 0 .4rem; font-size: 1.1rem; }
.calendly-card p { color: var(--muted); font-size: .85rem; margin-bottom: 1rem; }

.calendly-embed-wrapper {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 660px;
  background: #fff;
}

/* ---------- Contact Form ---------- */
.contact-section { padding: 4rem 0; background: var(--bg); }
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 2.5rem;
  align-items: start;
}
.contact-info h2 { margin-bottom: .6rem; }
.contact-info p { color: var(--muted); margin-bottom: 1.5rem; line-height: 1.7; }
.contact-detail {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .7rem 0;
  border-bottom: 1px solid var(--border-light);
  font-size: .93rem;
}
.contact-detail .cd-icon { font-size: 1.2rem; }
.contact-detail a { color: var(--primary); text-decoration: none; font-weight: 600; }

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .9rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
}
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  font-weight: 600;
  font-size: .88rem;
  color: var(--ink);
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .72rem .9rem;
  font: inherit;
  font-size: .93rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  background: var(--bg);
}
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(27,77,110,.1);
}
.contact-form textarea,
.contact-form button,
.contact-form label:last-of-type,
.contact-form label:first-of-type {
  grid-column: 1 / -1;
}
.contact-form button {
  justify-self: start;
}

.form-success {
  display: none;
  text-align: center;
  padding: 3rem 2rem;
  background: var(--green-light);
  border: 1px solid #b2e2c8;
  border-radius: var(--radius-lg);
}
.form-success.show { display: block; }
.form-success .icon { font-size: 2.5rem; display: block; margin-bottom: .5rem; }
.form-success h3 { margin-bottom: .3rem; }
.form-success p { color: var(--muted); }

/* ---------- CTA Banner ---------- */
.cta-banner {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  text-align: center;
}
.cta-banner h2 { color: #fff; margin-bottom: .5rem; }
.cta-banner p { color: rgba(255,255,255,.8); max-width: 50ch; margin: 0 auto 1.5rem; }
.cta-banner .btn-primary {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 4px 16px rgba(0,0,0,.15);
}
.cta-banner .btn-primary:hover {
  background: #f0f4f8;
  transform: translateY(-1px);
}
.cta-banner .btn-outline {
  border-color: rgba(255,255,255,.5);
  color: #fff;
}
.cta-banner .btn-outline:hover {
  background: rgba(255,255,255,.1);
  border-color: #fff;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--ink);
  color: rgba(255,255,255,.6);
  padding: 2.5rem 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
.footer h4 {
  font-family: var(--font-display);
  color: #fff;
  font-size: 1rem;
  margin-bottom: .7rem;
}
.footer p { font-size: .88rem; line-height: 1.7; }
.footer a { color: rgba(255,255,255,.7); text-decoration: none; transition: color var(--transition); }
.footer a:hover { color: #fff; }
.footer-links { list-style: none; padding: 0; }
.footer-links li { margin-bottom: .4rem; }
.footer-links a { font-size: .88rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .82rem;
}

/* ---------- Utility ---------- */
.hidden { display: none !important; }
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }

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

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2rem; }
  .offer-grid { grid-template-columns: 1fr; }
  .calendly-cards { grid-template-columns: 1fr; }
  .schedule-grid { grid-template-columns: 1fr; }
  .contact-wrapper { grid-template-columns: 1fr; }
  .contact-form { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
  .benefits-grid { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-bottom { flex-direction: column; gap: .5rem; text-align: center; }
  .nav-links { display: none; }
}

@media (max-width: 640px) {
  .proof-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .segment-tabs { flex-direction: column; align-items: stretch; }
  .hero { padding: 3rem 0 2.5rem; }
  .section { padding: 3rem 0; }
  .topbar-inner { flex-wrap: wrap; }
  .top-actions { width: 100%; justify-content: center; }
}