/* ==========================================================================
   Design tokens — auf allen Seiten dieser Site identisch, damit sie wie aus
   einem Guss wirken (siehe static-site-builder Design-Guidelines).
   ========================================================================== */
:root {
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --text-xs: 0.8rem;
  --text-sm: 0.9rem;
  --text-base: 1rem;
  --text-lg: 1.25rem;
  --text-xl: 1.75rem;
  --text-2xl: 2.5rem;
  --text-3xl: 3.5rem;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-6: 3rem;
  --space-8: 4rem;
  --space-12: 6rem;

  /* helle Content-Flächen */
  --color-bg: #ffffff;
  --color-surface: #f5f5f7;
  --color-text: #1d1d1f;
  --color-text-muted: #6e6e73;
  --color-heading: #233452; /* Navy aus dem Original-Branding übernommen, für Wiedererkennung */
  --color-border: #e2e0dc;
  --color-error: #b91c1c;
  --color-success: #15803d;

  /* dunkle Hero-Fläche */
  --color-ink: #0b0b0c;
  --color-ink-text: #f5f5f7;
  --color-ink-text-muted: #a1a1a6;

  /* Terracotta — dem Original-Orange (#FF5722) nachempfunden, aber
     abgedunkelt für ausreichenden Textkontrast (5.18:1 statt 3.16:1) */
  --color-accent: #c2410c;
  --color-accent-hover: #9a3412;
  --color-accent-contrast: #ffffff;

  --bp-tablet: 640px;
  --bp-desktop: 960px;

  --radius-card: 0.75rem;
  --radius-pill: 999px;
  --container-max: 72rem;
}

/* ==========================================================================
   Reset / Basis
   ========================================================================== */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
section[id] { scroll-margin-top: 6rem; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
}
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 var(--space-2); font-weight: 700; color: var(--color-heading); }
h1, h2 { letter-spacing: -0.02em; }
p { margin: 0 0 var(--space-2); color: var(--color-text-muted); }
a { color: var(--color-accent); }
img { max-width: 100%; display: block; }
ul { list-style: none; margin: 0; padding: 0; }

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-2);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ==========================================================================
   Scroll-Reveal
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-block: var(--space-2);
}
.logo { display: flex; align-items: center; gap: var(--space-1); font-weight: 700; font-size: var(--text-lg); text-decoration: none; color: var(--color-text); }
.logo img { height: 4rem; width: auto; display: block; }
.nav-links { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-2); }
@media (min-width: 640px) { .nav-links { gap: var(--space-4); } }
.nav-links a { text-decoration: none; color: var(--color-text); font-size: var(--text-sm); }
.nav-links a:hover { color: var(--color-accent); }
.nav-cta {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  color: var(--color-accent-contrast) !important;
}
.nav-cta:hover { background: var(--color-accent-hover); }

/* ==========================================================================
   Buttons — immer pillenförmig
   ========================================================================== */
.btn {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  border: none;
  text-decoration: none;
  font-weight: 700;
  font-size: var(--text-sm);
  cursor: pointer;
  font-family: inherit;
}
.btn-primary { background: var(--color-accent); color: var(--color-accent-contrast); }
.btn-primary:hover { background: var(--color-accent-hover); }
.btn-secondary {
  background: transparent;
  color: var(--color-ink-text);
  border: 1px solid var(--color-ink-text-muted);
}
.btn-secondary:hover { border-color: var(--color-ink-text); }

/* ==========================================================================
   Hero — dunkle Vollbild-Fläche, zentriert (Startseite)
   ========================================================================== */
.hero {
  padding-block: var(--space-12);
  background:
    linear-gradient(160deg, rgba(11, 11, 12, 0.82) 0%, rgba(11, 11, 12, 0.82) 100%),
    url('images/hero-bg.jpg') center / cover no-repeat;
  color: var(--color-ink-text);
  text-align: center;
}
.hero-inner { max-width: 42rem; margin-inline: auto; }
.hero h1 { font-size: var(--text-xl); color: var(--color-ink-text); }
.hero-subtext { font-size: var(--text-lg); color: var(--color-ink-text-muted); }
.hero-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}
@media (min-width: 640px) { .hero h1 { font-size: var(--text-2xl); } }
@media (min-width: 960px) {
  .hero { padding-block: var(--space-12) calc(var(--space-12) + var(--space-4)); }
  .hero h1 { font-size: var(--text-3xl); }
}

/* ==========================================================================
   Page intro — dunkle, kompaktere Vollbild-Fläche (Unterseiten)
   ========================================================================== */
.page-intro {
  padding-block: var(--space-8) var(--space-6);
  background: var(--color-ink);
  color: var(--color-ink-text);
  text-align: center;
}
.page-intro h1 { font-size: var(--text-2xl); color: var(--color-ink-text); }
.page-intro p { max-width: 36rem; margin-inline: auto; color: var(--color-ink-text-muted); }
.page-intro-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--color-accent);
  margin: 0 auto var(--space-3);
}
.page-intro--photo {
  background:
    linear-gradient(160deg, rgba(11, 11, 12, 0.82) 0%, rgba(11, 11, 12, 0.82) 100%),
    url('images/leistungen-bg.jpg') center / cover no-repeat;
}
.page-intro--kontakt {
  background:
    linear-gradient(160deg, rgba(11, 11, 12, 0.82) 0%, rgba(11, 11, 12, 0.82) 100%),
    url('images/kontakt-bg.jpg') center / cover no-repeat;
}

/* ==========================================================================
   Features / Leistungen
   ========================================================================== */
.features { padding-block: var(--space-12); }
.section-title { font-size: var(--text-xl); text-align: center; margin-bottom: var(--space-6); }
.section-lede { max-width: 36rem; margin: calc(var(--space-4) * -1) auto var(--space-6); text-align: center; }
.feature-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .feature-grid { grid-template-columns: repeat(3, 1fr); } }
.feature-card {
  padding: var(--space-4);
  background: var(--color-surface);
  border-radius: var(--radius-card);
}
.feature-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-card);
  background: var(--color-accent);
  margin-bottom: var(--space-2);
}
.feature-card h3 { font-size: var(--text-lg); }
.feature-list { margin-top: var(--space-2); }
.feature-list li {
  position: relative;
  padding-left: var(--space-3);
  margin-bottom: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--color-accent);
}
.section-cta { text-align: center; margin-top: var(--space-6); }

/* ==========================================================================
   About / Über mich
   ========================================================================== */
.about { padding-block: var(--space-12); background: var(--color-surface); }
.about-inner {
  display: grid;
  gap: var(--space-4);
  align-items: center;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .about-inner { grid-template-columns: 1.2fr 1fr; } }
.about-visual {
  aspect-ratio: 4 / 3;
  width: 100%;
  object-fit: cover;
  background: var(--color-bg);
  border-radius: var(--radius-card);
}
.about-inner.about-inner-wide { grid-template-columns: 1fr; max-width: 42rem; margin-inline: auto; }
.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  margin-top: var(--space-3);
}
.skills-list li {
  padding: var(--space-1) var(--space-2);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
}

/* ==========================================================================
   Intro — dunkle Vollbild-Fläche für Über-mich-Seite
   ========================================================================== */
.intro {
  padding-block: var(--space-12);
  background:
    linear-gradient(160deg, rgba(11, 11, 12, 0.82) 0%, rgba(11, 11, 12, 0.82) 100%),
    url('images/intro-bg.jpg') center / cover no-repeat;
  color: var(--color-ink-text);
  text-align: center;
}
.intro-inner { max-width: 36rem; margin-inline: auto; }
.intro-avatar {
  width: 6rem;
  height: 6rem;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  margin: 0 auto var(--space-4);
}
.intro h1 { font-size: var(--text-xl); color: var(--color-ink-text); }
.intro-subtext { font-size: var(--text-lg); color: var(--color-ink-text-muted); }
@media (min-width: 640px) { .intro h1 { font-size: var(--text-2xl); } }

/* ==========================================================================
   CTA
   ========================================================================== */
.cta { padding-block: var(--space-12); text-align: center; }
.cta-inner { max-width: 36rem; margin-inline: auto; }
.cta h2 { font-size: var(--text-xl); }

/* ==========================================================================
   Kontaktseite
   ========================================================================== */
.contact-section { padding-block: var(--space-12); }
.contact-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .contact-grid { grid-template-columns: 1.5fr 1fr; } }

.contact-form { display: flex; flex-direction: column; gap: var(--space-3); }
.form-field { display: flex; flex-direction: column; gap: var(--space-1); }
.form-field--honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-field label { font-size: var(--text-sm); font-weight: 700; color: var(--color-text); }
.form-field input,
.form-field textarea {
  font: inherit;
  padding: var(--space-2) var(--space-3);
  border: 1px solid transparent;
  border-radius: var(--radius-card);
  background: var(--color-surface);
  color: var(--color-text);
}
.form-field input:focus-visible,
.form-field textarea:focus-visible { background: var(--color-bg); }
.form-field input:invalid:not(:placeholder-shown),
.form-field textarea:invalid:not(:placeholder-shown) { border-color: var(--color-error); }
.contact-form .btn { align-self: flex-start; }
.form-status { font-size: var(--text-sm); min-height: 1.25em; }
.form-status.success { color: var(--color-success); }
.form-status.error { color: var(--color-error); }

.contact-info { padding: var(--space-4); background: var(--color-surface); border-radius: var(--radius-card); height: fit-content; }
.contact-info ul { display: flex; flex-direction: column; gap: var(--space-3); }
.info-label { display: block; font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-text-muted); }

/* ==========================================================================
   Legal content (Impressum / Datenschutz) — ruhige Ein-Spalten-Sektion
   ========================================================================== */
.legal-section { padding-block: var(--space-8) var(--space-12); }
.legal-content { max-width: 42rem; }
.legal-block { padding-block: var(--space-4); border-bottom: 1px solid var(--color-border); }
.legal-block:last-child { border-bottom: none; }
.legal-block h2 { font-size: var(--text-lg); }
.legal-block p { line-height: 1.6; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--color-border); padding-block: var(--space-4); }
.footer-inner p { margin: 0; font-size: var(--text-sm); text-align: center; }