/* ---------------------------------------------------------------------
   JASST — jasst.de
   Cool blue / dark design system
--------------------------------------------------------------------- */

:root {
  --bg: #070c17;
  --bg-soft: #0b1220;
  --surface: #111a2e;
  --surface-2: #16213a;
  --border: #22304f;
  --border-soft: #1a2540;

  --text: #eef2fb;
  --text-muted: #a3aecb;
  --text-faint: #6d7897;

  --primary: #4da3ff;
  --primary-light: #8fcaff;
  --primary-dark: #2569c7;
  --ring: rgba(77, 163, 255, 0.35);

  --accent-training: #38c6c6;
  --accent-consulting: #6f7bff;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 20px 60px -20px rgba(0, 0, 0, 0.6);
  --container: 1180px;

  --font-heading: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { max-width: 100%; overflow-x: hidden; }

/* Grid/flex children default to min-width:auto, which lets wide content
   (images, long headlines) force the whole track wider than the viewport.
   Reset to 0 everywhere so children shrink and wrap instead of overflowing. */
.hero__inner > *,
.card-grid > *,
.offering-detail__inner > *,
.about-people__inner > *,
.contact-section__inner > *,
.site-footer__inner > *,
.cta-band__inner > * {
  min-width: 0;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  background-image:
    radial-gradient(1200px 600px at 85% -10%, rgba(77, 163, 255, 0.14), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(111, 123, 255, 0.10), transparent 55%);
  background-repeat: no-repeat;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.1rem, 4vw, 3.2rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1em; color: var(--text-muted); }

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

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

ul { margin: 0; padding: 0; list-style: none; }

main { display: block; overflow-x: hidden; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary-light);
  margin: 0 0 0.9em;
}

/* ---------------------------------------------------------------------
   Buttons
--------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85em 1.6em;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}
.btn--primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 10px 30px -8px rgba(77, 163, 255, 0.55);
}
.btn--primary:hover { transform: translateY(-2px); color: #fff; box-shadow: 0 16px 34px -10px rgba(77, 163, 255, 0.65); }
.btn--ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn--ghost:hover { border-color: var(--primary); color: var(--primary-light); transform: translateY(-2px); }
.btn--large { padding: 1em 2em; font-size: 1rem; }
.btn--small { padding: 0.55em 1.1em; font-size: 0.85rem; }
.btn--block { display: flex; width: 100%; margin-top: 1.5em; }

/* ---------------------------------------------------------------------
   Header
--------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 12, 23, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
}
.site-header__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text);
  flex-shrink: 0;
}
.logo:hover { color: var(--text); }
.logo__mark { width: 30px; height: 30px; color: var(--primary); flex-shrink: 0; }
.logo__text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.9rem;
  margin-left: 1rem;
  flex: 1;
}
.main-nav a {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.4em 0;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover { color: var(--text); }
.main-nav a.active { color: var(--text); border-color: var(--primary); }

.header-actions { display: flex; align-items: center; gap: 1.1rem; margin-left: auto; }
.lang-switch { display: flex; align-items: center; gap: 0.4em; font-size: 0.85rem; color: var(--text-faint); font-weight: 500; }
.lang-switch a { color: var(--text-faint); }
.lang-switch a.active { color: var(--primary-light); }
.header-cta { display: inline-flex; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ---------------------------------------------------------------------
   Hero
--------------------------------------------------------------------- */
.hero__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 5rem 1.5rem 4.5rem;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}
.hero__subtitle { font-size: 1.1rem; max-width: 44ch; }
.hero__actions { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; }
.hero__visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.hero__visual img { width: 100%; height: 100%; object-fit: cover; }
.hero__glow {
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at 30% 30%, rgba(77, 163, 255, 0.35), transparent 60%);
  filter: blur(40px);
  z-index: 0;
}

/* ---------------------------------------------------------------------
   Sections / cards
--------------------------------------------------------------------- */
.offer-section { padding: 4rem 0; }
.offer-section__inner { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }
.offer-section__head { max-width: 60ch; margin-bottom: 2.5rem; }
.offer-section--training .eyebrow,
.page-group--training .eyebrow { color: var(--accent-training); }
.offer-section--consulting .eyebrow,
.page-group--consulting .eyebrow { color: var(--accent-consulting); }

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}
.card-grid--wide { grid-template-columns: repeat(2, 1fr); }

.card {
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  color: var(--text);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 22px 40px -20px rgba(77, 163, 255, 0.35);
  color: var(--text);
}
.card__icon {
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(77, 163, 255, 0.12);
  color: var(--primary-light);
  margin-bottom: 1.1rem;
}
.card__icon svg { width: 24px; height: 24px; }
.card__icon--large { width: 60px; height: 60px; border-radius: 16px; margin-bottom: 1.2rem; }
.card__icon--large svg { width: 30px; height: 30px; }
.card h3 { margin-bottom: 0.5em; }
.card p { font-size: 0.95rem; flex: 1; }
.card__link { color: var(--primary-light); font-weight: 600; font-size: 0.9rem; margin-top: 0.5em; }
.card__highlights { margin: 0.6em 0 0.4em; }
.card__highlights li {
  position: relative;
  padding-left: 1.1em;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0.3em;
}
.card__highlights li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--primary);
}

/* ---------------------------------------------------------------------
   CTA band
--------------------------------------------------------------------- */
.cta-band {
  margin: 2rem 1.5rem 4rem;
  max-width: calc(var(--container) - 0px);
  margin-left: auto;
  margin-right: auto;
}
.cta-band__inner {
  background: linear-gradient(120deg, rgba(77, 163, 255, 0.14), rgba(111, 123, 255, 0.10));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.6rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-band__inner h2 { margin-bottom: 0.3em; }
.cta-band__inner p { margin: 0; }

/* ---------------------------------------------------------------------
   Generic page header
--------------------------------------------------------------------- */
.page-header { padding: 4.5rem 0 2.5rem; }
.page-header__inner { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }
.page-header__lead { font-size: 1.1rem; max-width: 60ch; }
.page-header--offering .card__icon { margin-bottom: 1rem; }
.back-link { display: inline-block; margin-bottom: 1.2rem; color: var(--text-faint); font-size: 0.9rem; }
.back-link:hover { color: var(--primary-light); }

/* ---------------------------------------------------------------------
   Offering detail
--------------------------------------------------------------------- */
.offering-detail { padding: 1rem 0 3rem; }
.offering-detail__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 3rem;
  align-items: start;
}
.offering-detail__body p { font-size: 1.02rem; }
.offering-detail__aside {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  position: sticky;
  top: 6rem;
}
.highlight-list li {
  position: relative;
  padding-left: 1.4em;
  margin-bottom: 0.7em;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.highlight-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--primary);
}

/* ---------------------------------------------------------------------
   About
--------------------------------------------------------------------- */
.about-people { padding: 1rem 0 3rem; }
.about-people__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.6rem;
}
.about-person {
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
}
.about-person--training .eyebrow { color: var(--accent-training); }
.about-person--consulting .eyebrow { color: var(--accent-consulting); }

/* ---------------------------------------------------------------------
   Contact
--------------------------------------------------------------------- */
.contact-section { padding: 1rem 0 4rem; }
.contact-section__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
  align-items: start;
}
.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
}
.field { margin-bottom: 1.3rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.3rem; }
.field--hidden { position: absolute; left: -9999px; }
label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.5em; color: var(--text-muted); }
input, select, textarea {
  width: 100%;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75em 0.9em;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--ring);
}
textarea { resize: vertical; min-height: 130px; }
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--text-faint) 50%), linear-gradient(135deg, var(--text-faint) 50%, transparent 50%); background-position: calc(100% - 20px) center, calc(100% - 15px) center; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
.form-status { margin: 1rem 0 0; font-size: 0.9rem; min-height: 1.2em; }
.form-status[data-state="success"] { color: #6fe3a3; }
.form-status[data-state="error"] { color: #ff8a8a; }

.contact-direct {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
}
.contact-direct h2 { font-size: 1.2rem; margin-bottom: 1.2em; }
.contact-direct__person { margin-bottom: 1.6em; padding-bottom: 1.6em; border-bottom: 1px solid var(--border-soft); }
.contact-direct__person:last-of-type { border-bottom: none; }
.contact-direct__person h3 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-faint); margin-bottom: 0.6em; }
.contact-direct__person p { margin: 0 0 0.2em; font-size: 0.95rem; }
.contact-direct__address { font-size: 0.9rem; color: var(--text-faint); margin: 0; }

/* ---------------------------------------------------------------------
   Legal pages
--------------------------------------------------------------------- */
.legal-content { padding: 1rem 0 5rem; }
.legal-content__inner { max-width: 74ch; margin: 0 auto; padding: 0 1.5rem; }
.legal-content h2 { font-size: 1.15rem; margin-top: 1.8em; }
.legal-content p { font-size: 0.96rem; }

/* ---------------------------------------------------------------------
   Footer
--------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--border-soft);
  background: var(--bg-soft);
  margin-top: 2rem;
}
.site-footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 2.5rem;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr 1fr;
  gap: 2rem;
}
.footer-col h3 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-faint); margin-bottom: 1em; }
.footer-col li { margin-bottom: 0.6em; }
.footer-col a { color: var(--text-muted); font-size: 0.92rem; }
.footer-col a:hover { color: var(--primary-light); }
.footer-contact li { color: var(--text-muted); font-size: 0.92rem; }
.footer-claim { font-size: 0.9rem; margin-top: 0.8em; color: var(--text-faint); }
.logo--footer .logo__mark { width: 26px; height: 26px; }
.site-footer__bottom {
  border-top: 1px solid var(--border-soft);
  padding: 1.4rem 1.5rem;
  text-align: center;
}
.site-footer__bottom p { margin: 0; font-size: 0.82rem; color: var(--text-faint); }

/* ---------------------------------------------------------------------
   Responsive
--------------------------------------------------------------------- */
@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; padding-top: 3rem; }
  .hero__visual { order: -1; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .offering-detail__inner { grid-template-columns: 1fr; }
  .offering-detail__aside { position: static; }
  .about-people__inner { grid-template-columns: 1fr; }
  .contact-section__inner { grid-template-columns: 1fr; }
  .site-footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border-soft);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0.5rem 1.5rem 1rem;
    display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav a { width: 100%; padding: 0.7em 0; border-bottom: 1px solid var(--border-soft); }
  .header-actions { margin-left: 0.5rem; }
  .header-cta { display: none; }
  .card-grid, .card-grid--wide { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
  .site-footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .site-footer__inner { grid-template-columns: 1fr; }
}