/* =================================================================
   SMU GmbH – Webseite
   Stylesheet
   ================================================================= */

/* --- 1. Reset & Box-Model ----------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote {
  margin: 0;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

/* --- 2. Designsystem (CSS-Variablen) ------------------------------ */
:root {
  /* Farben */
  --c-ink:        #2a2a2a;   /* Anthrazit, Headlines, Text */
  --c-text:       #3d3d3d;   /* Fließtext */
  --c-muted:      #6a6a6a;   /* Sekundärtext */
  --c-line:       #d8d8d8;   /* Trennlinien */
  --c-grey:       #9d9c9c;   /* Akzentgrau (wie Original) */
  --c-bg-soft:    #f4f4f4;   /* Sektions-Hintergrund */
  --c-bg:         #ffffff;
  --c-accent:     #3a4d63;   /* Stahlblau, CTAs */
  --c-accent-d:   #2a394b;
  --c-accent-bar: #3a4d63;

  /* Typografie */
  --ff-head: 'PT Sans Narrow', 'Arial Narrow', Arial, sans-serif;
  --ff-body: 'PT Sans', 'Helvetica Neue', Arial, sans-serif;
  --ff-serif: 'PT Serif', Georgia, serif;

  /* Spacing */
  --s-1: 0.5rem;
  --s-2: 1rem;
  --s-3: 1.5rem;
  --s-4: 2rem;
  --s-5: 3rem;
  --s-6: 4rem;
  --s-7: 6rem;

  /* Layout */
  --max-w: 1180px;
  --header-h: 96px;

  /* Effekte */
  --t-fast: 180ms ease-out;
  --t-med:  280ms ease-out;
  --shadow: 0 6px 24px rgba(0,0,0,.06);
}

/* --- 3. Typografie ------------------------------------------------- */
body {
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-family: var(--ff-head);
  font-weight: 700;
  color: var(--c-ink);
  line-height: 1.15;
  letter-spacing: 0.01em;
}

h1 { font-size: clamp(2rem, 4vw + 0.5rem, 3.4rem); }
h2 { font-size: clamp(1.6rem, 2vw + 0.6rem, 2.4rem); margin-bottom: var(--s-3); }
h3 { font-size: 1.35rem; margin-bottom: var(--s-2); }
h4 { font-size: 1.1rem; margin-bottom: var(--s-1); }

p { margin-bottom: var(--s-2); }
p + p { margin-top: 0; }

a { color: var(--c-accent); transition: color var(--t-fast); }
a:hover { color: var(--c-accent-d); }

ul, ol { padding-left: 1.25rem; margin-bottom: var(--s-2); }
li + li { margin-top: 0.35rem; }

blockquote {
  font-family: var(--ff-serif);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--c-ink);
  border-left: 3px solid var(--c-accent);
  padding: var(--s-2) var(--s-3);
  margin: var(--s-4) 0;
}

hr { border: 0; border-top: 1px solid var(--c-line); margin: var(--s-4) 0; }

.eyebrow {
  font-family: var(--ff-body);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--c-grey);
  margin-bottom: var(--s-2);
}

/* --- 4. Layout-Container ------------------------------------------ */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--s-3);
}

.section {
  padding: var(--s-7) 0;
}

.section--soft { background: var(--c-bg-soft); }
.section--ink  { background: var(--c-ink); color: #e8e8e8; }
.section--ink h1, .section--ink h2, .section--ink h3 { color: #fff; }

.section-head { max-width: 760px; margin-bottom: var(--s-5); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* --- 5. Header --------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff;
  border-bottom: 1px solid var(--c-line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
  min-height: var(--header-h);
}

.site-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  min-width: 0;
}
.site-logo img { height: 64px; width: auto; max-width: 100%; }

.site-nav { display: flex; align-items: center; }
.site-nav__list {
  display: flex;
  gap: var(--s-4);
  list-style: none;
  padding: 0;
  margin: 0;
}
.site-nav__list a {
  font-family: var(--ff-head);
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-ink);
  padding: 0.5rem 0;
  position: relative;
}
.site-nav__list a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-med);
}
.site-nav__list a:hover::after,
.site-nav__list a.is-active::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  padding: 8px;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 26px; height: 2px;
  background: var(--c-ink);
  position: relative;
}
.nav-toggle span::before,
.nav-toggle span::after { content: ''; position: absolute; left: 0; }
.nav-toggle span::before { top: -8px; }
.nav-toggle span::after  { top:  8px; }

/* --- 6. Hero ----------------------------------------------------- */
.hero {
  background: linear-gradient(135deg, #2a2a2a 0%, #3a4d63 100%);
  color: #fff;
  padding: clamp(4rem, 12vw, 9rem) 0;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(800px 400px at 80% 20%, rgba(255,255,255,0.06), transparent 60%),
    radial-gradient(600px 300px at 10% 90%, rgba(255,255,255,0.04), transparent 60%);
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 1; max-width: 820px; }
.hero__eyebrow {
  font-family: var(--ff-body);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.85rem;
  color: #b9c4d2;
  margin-bottom: var(--s-3);
}
.hero h1 { color: #fff; margin-bottom: var(--s-3); font-weight: 300; }
.hero h1 strong { font-weight: 700; }
.hero__lead {
  font-size: 1.2rem;
  color: #d6dde6;
  max-width: 640px;
  margin-bottom: var(--s-4);
}

/* Sub-Hero (kleinere Header für Unterseiten) */
.subhero {
  background: var(--c-ink);
  color: #fff;
  padding: var(--s-6) 0 var(--s-5);
  border-bottom: 4px solid var(--c-accent);
}
.subhero h1 { color: #fff; margin-bottom: var(--s-2); }
.subhero .breadcrumb { font-size: 0.85rem; color: #b9c4d2; }
.subhero .breadcrumb a { color: #b9c4d2; }
.subhero .breadcrumb a:hover { color: #fff; }

/* --- 7. Buttons -------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--ff-head);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.85rem 1.6rem;
  border: 2px solid currentColor;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
  cursor: pointer;
}
.btn--primary {
  background: var(--c-accent);
  color: #fff;
  border-color: var(--c-accent);
}
.btn--primary:hover { background: var(--c-accent-d); border-color: var(--c-accent-d); color: #fff; }

.btn--ghost { color: #fff; background: transparent; }
.btn--ghost:hover { background: #fff; color: var(--c-ink); }

.btn--dark { color: var(--c-ink); }
.btn--dark:hover { background: var(--c-ink); color: #fff; }

/* --- 8. Cards / Grids -------------------------------------------- */
.grid {
  display: grid;
  gap: var(--s-4);
}
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: #fff;
  border: 1px solid var(--c-line);
  padding: var(--s-4);
  transition: transform var(--t-med), box-shadow var(--t-med), border-color var(--t-med);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--c-accent);
}
.card__icon {
  width: 48px; height: 48px;
  background: var(--c-bg-soft);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--s-2);
  border-left: 3px solid var(--c-accent);
  font-family: var(--ff-head);
  font-size: 1.4rem;
  color: var(--c-accent);
}

.card--feature {
  background: #fff;
  padding: var(--s-4);
  border-top: 3px solid var(--c-accent);
}

/* --- 9. Sektion: Über mich (Profil-Block) ------------------------ */
.profile {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--s-5);
  align-items: start;
}
.profile__avatar {
  aspect-ratio: 1;
  background: var(--c-bg-soft) center/cover no-repeat;
  border: 1px solid var(--c-line);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--ff-head);
  font-size: 4rem;
  color: var(--c-grey);
}

/* --- 10. Listen mit Häkchen -------------------------------------- */
.checklist { list-style: none; padding: 0; }
.checklist li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.6rem;
}
.checklist li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.55rem;
  width: 14px; height: 8px;
  border-left: 2px solid var(--c-accent);
  border-bottom: 2px solid var(--c-accent);
  transform: rotate(-45deg);
}

/* --- 11. Kontakt -------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-5);
}
.contact-info ul { list-style: none; padding: 0; }
.contact-info li {
  display: flex;
  gap: var(--s-2);
  align-items: flex-start;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--c-line);
}
.contact-info li:last-child { border-bottom: 0; }
.contact-info .label {
  flex-shrink: 0;
  width: 110px;
  font-family: var(--ff-head);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-grey);
  font-size: 0.85rem;
  padding-top: 0.15rem;
}

.form { display: grid; gap: var(--s-2); }
.form label {
  font-family: var(--ff-head);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  color: var(--c-ink);
  margin-bottom: 0.25rem;
  display: block;
}
.form input, .form textarea {
  font: inherit;
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--c-line);
  background: #fff;
  transition: border-color var(--t-fast);
}
.form input:focus, .form textarea:focus {
  outline: none;
  border-color: var(--c-accent);
}
.form textarea { min-height: 160px; resize: vertical; }

.map-frame {
  width: 100%;
  height: 360px;
  border: 1px solid var(--c-line);
  margin-top: var(--s-4);
}

/* --- 12. Footer -------------------------------------------------- */
.site-footer {
  background: var(--c-ink);
  color: #cdcdcd;
  padding: var(--s-6) 0 var(--s-3);
  margin-top: var(--s-7);
  font-size: 0.95rem;
}
.site-footer h4 {
  color: #fff;
  font-family: var(--ff-head);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.95rem;
  margin-bottom: var(--s-2);
}
.site-footer a { color: #cdcdcd; }
.site-footer a:hover { color: #fff; }
.site-footer ul { list-style: none; padding: 0; }
.site-footer li + li { margin-top: 0.4rem; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--s-5);
  padding-bottom: var(--s-5);
  border-bottom: 1px solid #3d3d3d;
}
.footer-bottom {
  padding-top: var(--s-3);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--s-2);
  color: #8a8a8a;
  font-size: 0.85rem;
}
.footer-bottom ul { display: flex; gap: var(--s-3); align-items: center; }
.footer-bottom li + li { margin-top: 0; }

/* --- 13. Utilities ----------------------------------------------- */
.center { text-align: center; }
.muted  { color: var(--c-muted); }
.lead   { font-size: 1.15rem; color: var(--c-text); }
.mt-3   { margin-top: var(--s-3); }
.mt-4   { margin-top: var(--s-4); }
.mb-0   { margin-bottom: 0; }

.placeholder {
  display: inline-block;
  background: #fff7d6;
  border-left: 3px solid #e0b400;
  padding: 0.4rem 0.8rem;
  font-family: var(--ff-body);
  font-size: 0.9rem;
  color: #6a4f00;
  font-style: italic;
}

/* --- 14. Animation: fade-in beim Scrollen ------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms ease-out, transform 600ms ease-out;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- 15. Responsive --------------------------------------------- */
@media (max-width: 900px) {
  .grid--3 { grid-template-columns: 1fr; }
  .grid--2 { grid-template-columns: 1fr; }
  .profile { grid-template-columns: 1fr; }
  .profile__avatar { width: 180px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: var(--s-6) 0; }
}

@media (max-width: 720px) {
  :root { --header-h: 72px; }
  .site-logo img { height: 48px; }

  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: #fff;
    border-bottom: 1px solid var(--c-line);
    /* Komplett verstecken: eigene Höhe + Header + Puffer nach oben */
    transform: translateY(calc(-100% - var(--header-h) - 1rem));
    transition: transform var(--t-med);
    box-shadow: 0 6px 16px rgba(0,0,0,0.05);
    /* Sicherheitsnetz: außerhalb des Sichtbereichs nicht rauspeeken */
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .site-nav.is-open { transform: translateY(0); }
  .site-nav__list {
    flex-direction: column;
    gap: 0;
    padding: var(--s-2) 0;
  }
  .site-nav__list li { width: 100%; }
  .site-nav__list a {
    display: block;
    padding: 0.85rem var(--s-3);
    border-bottom: 1px solid var(--c-line);
  }
  .site-nav__list a::after { display: none; }

  .footer-bottom { flex-direction: column; }
}

/* --- 16. Mobile-Feinschliff ------------------------------------- */

/* Lange deutsche Komposita sauber brechen (Domain-Sprache: lang="de") */
h1, h2, h3, h4, p, li, .lead, blockquote, .hero__eyebrow, .eyebrow {
  overflow-wrap: break-word;
  word-wrap: break-word;
  -webkit-hyphens: auto;
  -ms-hyphens: auto;
  hyphens: auto;
}

/* Nav-Items niemals trennen */
.site-nav__list a,
.footer-bottom a,
.site-footer h4,
.btn {
  -webkit-hyphens: none;
  hyphens: none;
  overflow-wrap: normal;
  word-wrap: normal;
}

/* Tablet & Phone: bereits vorhandene Regel oben (≤900px) übersteuert
   inline-styles im Markup für .profile auf index.html */
@media (max-width: 900px) {
  .profile { grid-template-columns: 1fr !important; }
}

/* Phone-Feintuning */
@media (max-width: 720px) {
  /* Container ein Hauch schmaler padden */
  .container { padding: 0 var(--s-3); }

  /* Section vertikales Padding kompakter */
  .section { padding: var(--s-5) 0; }

  /* Hero kompakter und lesbarer */
  .hero { padding: var(--s-6) 0 var(--s-5); }
  .hero__eyebrow {
    letter-spacing: 0.12em;
    font-size: 0.7rem;
    margin-bottom: var(--s-2);
  }
  .hero h1 { font-size: clamp(1.6rem, 6vw + 0.3rem, 2.4rem); }
  .hero__lead { font-size: 1.05rem; max-width: 100%; }

  /* Hero-CTAs stacken statt nebeneinander */
  .hero p .btn {
    display: block;
    width: 100%;
    text-align: center;
    margin-left: 0 !important;
  }
  .hero p .btn + .btn { margin-top: var(--s-2); }

  /* Sub-Hero kompakter */
  .subhero { padding: var(--s-5) 0 var(--s-4); }
  .subhero h1 { font-size: clamp(1.6rem, 6vw, 2.2rem); }

  /* H2 etwas kleiner für Section-Heads */
  h2 { font-size: clamp(1.4rem, 5vw + 0.3rem, 2rem); }

  /* Karten kompakter */
  .card { padding: var(--s-3); }
  .card__icon { width: 40px; height: 40px; font-size: 1.1rem; }

  /* Kontakt-Liste: Label über Wert (statt nebeneinander) */
  .contact-info li {
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.8rem 0;
  }
  .contact-info .label { width: auto; }

  /* Karte etwas kleiner auf dem Phone */
  .map-frame { height: 260px; }

  /* Blockquote kompakter */
  blockquote {
    padding: var(--s-2);
    margin: var(--s-3) 0;
    font-size: 1.05rem;
  }

  /* Profil-Foto auf dem Phone etwas kleiner */
  .profile__avatar { width: 160px; }

  /* Section-Heads weniger Margin unten */
  .section-head { margin-bottom: var(--s-4); }

  /* Footer-Bottom-Links umbrechen erlauben */
  .footer-bottom ul { flex-wrap: wrap; }
}

/* Aggressives Brechen für extra-lange Komposita in Headlines */
.hero h1, .hero h1 strong, .subhero h1, h2 {
  overflow-wrap: anywhere;
}

/* Sehr kleine Phones (iPhone SE 1./2./3. Gen ~320–375 px) */
@media (max-width: 380px) {
  :root { --header-h: 64px; }
  .site-logo img { height: 42px; }
  .hero h1 { font-size: 1.3rem; line-height: 1.2; }
  .hero h1 strong { overflow-wrap: anywhere; }
  .hero__eyebrow { font-size: 0.65rem; letter-spacing: 0.08em; }
  .hero__lead { font-size: 1rem; }
  .subhero h1 { font-size: 1.5rem; }
  h2 { font-size: 1.35rem; }
  .btn {
    padding: 0.75rem 1.1rem;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
  }
  .section { padding: var(--s-4) 0; }
  .container { padding: 0 var(--s-2); }
}

@media print {
  .site-header, .site-footer, .nav-toggle { display: none; }
  body { color: #000; }
}