/* ============================================================
   STYLE.CSS — Components
============================================================ */

/* ─── Site header ───────────────────────────────── */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: transparent;
  color: #fff;
  transition: background var(--dur) var(--ease-std),
              border-color var(--dur) var(--ease-std),
              backdrop-filter var(--dur) var(--ease-std),
              color var(--dur) var(--ease-std);
}
.site-header.is-scrolled {
  color: var(--color-text);
}
.site-header:not(.is-scrolled) .logo,
.site-header:not(.is-scrolled) .site-nav a,
.site-header:not(.is-scrolled) .theme-toggle {
  color: #fff;
}
.site-header:not(.is-scrolled) .nav-cta {
  border-color: rgba(255,255,255,0.45);
}
.site-header:not(.is-scrolled) .nav-cta:hover {
  background: #fff;
  color: var(--ink-900);
  border-color: #fff;
}
.site-header:not(.is-scrolled) .theme-toggle {
  border-color: rgba(255,255,255,0.35);
}
.site-header:not(.is-scrolled) .theme-toggle:hover {
  border-color: #fff;
  color: #fff;
}
.site-header:not(.is-scrolled) .site-nav a:not(.nav-cta) {
  color: rgba(255,255,255,0.85);
}
.site-header:not(.is-scrolled) .site-nav a:not(.nav-cta):hover {
  color: #fff;
}
/* Transparent-Header: Logo-Mark weiß einfärben, Tagline weiß */
.site-header:not(.is-scrolled) .logo-mark {
  filter: brightness(0) invert(1);
}
.site-header:not(.is-scrolled) .logo-tagline {
  color: rgba(255,255,255,0.88) !important;
}
/* Scrolled / Light-Subpages: Mark in Original-Grün lassen */
.site-header.is-scrolled .logo-mark {
  filter: none;
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-bg);
  opacity: 0;
  transition: opacity var(--dur) var(--ease-std);
  border-bottom: 1px solid transparent;
  z-index: -1;
}
.site-header.is-scrolled::before {
  opacity: 0.92;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--color-line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  width: 100%;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-std);
}
.logo:hover { color: var(--color-primary); }
.logo-svg { display: block; }
.logo-mark {
  display: block;
  height: 38px;
  width: auto;
  flex-shrink: 0;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}
.logo-wordmark {
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: currentColor;
}
.logo-tagline {
  font-family: var(--font-sans);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  margin-top: 4px;
  color: var(--color-accent);
  opacity: 0.92;
}

/* Footer-Logo */
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: var(--space-3);
}
.footer-logo-mark {
  display: block;
  height: 36px;
  width: auto;
  flex-shrink: 0;
}
.footer-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}
.footer-wordmark {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: currentColor;
}
.footer-tagline {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  margin-top: 4px;
  color: var(--color-accent);
  opacity: 0.85;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.site-nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-soft);
  letter-spacing: -0.005em;
  position: relative;
}
.site-nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease-out);
}
.site-nav a:not(.nav-cta):hover {
  color: var(--color-text);
}
.site-nav a:not(.nav-cta):hover::after {
  transform: scaleX(1);
}
.nav-cta {
  padding: 0.5rem 1.05rem;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  color: var(--color-text);
  transition: background var(--dur-fast) var(--ease-std),
              border-color var(--dur-fast) var(--ease-std),
              color var(--dur-fast) var(--ease-std);
}
.nav-cta:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-on-primary);
}

.theme-toggle {
  width: 40px; height: 40px;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast) var(--ease-std),
              border-color var(--dur-fast) var(--ease-std),
              color var(--dur-fast) var(--ease-std);
}
.theme-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ─── HERO ──────────────────────────────────────── */
.hero {
  position: relative;
  min-height: clamp(560px, 92vh, 880px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding-top: calc(var(--header-h) + var(--space-7));
  padding-bottom: clamp(3rem, 8vw, 6rem);
  isolation: isolate;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      rgba(10, 16, 14, 0.25) 0%,
      rgba(10, 16, 14, 0.15) 40%,
      rgba(10, 16, 14, 0.85) 100%),
    linear-gradient(90deg,
      rgba(10, 16, 14, 0.65) 0%,
      rgba(10, 16, 14, 0.35) 55%,
      rgba(10, 16, 14, 0) 100%);
}
.hero-inner {
  position: relative;
  color: #fff;
  max-width: 880px;
}
.hero .eyebrow {
  color: #ECEBE6;
  opacity: 0.92;
}
.hero-title {
  font-size: var(--text-hero);
  color: #fff;
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-5);
}
.hero-title em {
  color: #8FE0BA;
  font-style: italic;
}
.hero-lede {
  font-size: clamp(1.05rem, 1.4vw, 1.3rem);
  color: rgba(255, 255, 255, 0.88);
  max-width: 60ch;
  margin-bottom: var(--space-6);
}
.hero-lede strong { color: #fff; }
.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.hero .btn-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}
.hero .btn-ghost:hover {
  border-color: #fff;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

/* ─── KPI BAND ──────────────────────────────────── */
.kpi-band {
  background: var(--color-text);
  color: #fff;
  padding-block: clamp(2.5rem, 5vw, 4rem);
}
[data-theme="dark"] .kpi-band {
  background: #050908;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}
.kpi {
  position: relative;
  padding-left: var(--space-4);
  border-left: 1px solid rgba(255,255,255,0.18);
}
.kpi-value {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 3.3vw, 3rem);
  line-height: 1;
  color: #fff;
  margin-bottom: var(--space-2);
  letter-spacing: -0.015em;
}
.kpi-label {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.01em;
  line-height: var(--leading-snug);
}

/* ─── LEISTUNGEN ────────────────────────────────── */
.leistungen-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.leistungen-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 1200px) {
  .leistungen-grid-4 { grid-template-columns: repeat(2, 1fr); }
}
.leistung-card {
  position: relative;
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: transform var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-std),
              box-shadow var(--dur) var(--ease-std);
}
.leistung-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow);
}
.card-number {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
  font-style: italic;
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}
.leistung-card h3 {
  font-size: var(--text-2xl);
  letter-spacing: -0.015em;
}
.card-domain {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-2);
}
.card-list {
  list-style: none;
  padding: 0;
  margin-top: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  border-top: 1px solid var(--color-line-soft);
  padding-top: var(--space-4);
}
.card-list li {
  font-size: var(--text-sm);
  color: var(--color-text-soft);
  padding-left: 1.1rem;
  position: relative;
  line-height: 1.5;
}
.card-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* ─── PHILOSOPHIE ───────────────────────────────── */
.philo-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}
.philo-head { position: sticky; top: calc(var(--header-h) + 2rem); }
.philo-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
}
.philo-item {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: var(--space-4);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-line);
}
.philo-item:last-child { border-bottom: 0; padding-bottom: 0; }
.philo-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-2xl);
  color: var(--color-primary);
  line-height: 1;
}
.philo-item h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}
.philo-item p { color: var(--color-text-soft); }

/* ─── REFERENZEN ────────────────────────────────── */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-5);
}
.ref-card {
  grid-column: span 3;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: transform var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-std);
}
.ref-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
}
.ref-card-large {
  grid-column: span 6;
  background:
    linear-gradient(135deg, var(--color-primary-soft) 0%, var(--color-surface) 55%);
  border-color: var(--brand-200);
}
[data-theme="dark"] .ref-card-large {
  background: linear-gradient(135deg, rgba(56, 180, 133, 0.10) 0%, var(--color-surface) 55%);
  border-color: rgba(56, 180, 133, 0.4);
}
.ref-meta {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 500;
}
.ref-card h3 {
  font-size: var(--text-xl);
  letter-spacing: -0.01em;
}
.ref-card-large h3 {
  font-size: var(--text-2xl);
}
.ref-card p { color: var(--color-text-soft); }
.ref-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: var(--space-3);
}
.tag {
  font-size: var(--text-xs);
  font-weight: 500;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  color: var(--color-text-soft);
  background: var(--color-surface-2);
}

.ref-note {
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-muted);
  font-style: italic;
  text-align: center;
}

/* ─── ÜBER ──────────────────────────────────────── */
.ueber-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.ueber-photo {
  position: relative;
}
.ueber-photo img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.ueber-caption {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-muted);
  letter-spacing: 0.04em;
}
.ueber-text > p { margin-top: var(--space-4); }
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--space-5);
  font-weight: 500;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-primary);
  padding-bottom: 2px;
  transition: gap var(--dur) var(--ease-out);
}
.link-arrow:hover { gap: 0.85rem; }

/* ─── KONTAKT (CTA) ─────────────────────────────── */
.section-cta {
  background:
    radial-gradient(ellipse at 20% 0%, var(--color-primary-soft) 0%, transparent 55%),
    var(--color-bg);
}
[data-theme="dark"] .section-cta {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(56,180,133,0.10) 0%, transparent 55%),
    var(--color-bg);
}
.kontakt-inner { text-align: left; max-width: 980px; }
.kontakt-inner .section-title { margin-bottom: var(--space-5); }
.kontakt-cards {
  margin-top: var(--space-8);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.kontakt-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: border-color var(--dur) var(--ease-std),
              transform var(--dur) var(--ease-out),
              background var(--dur) var(--ease-std);
}
.kontakt-card:not(.kontakt-card-static):hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}
.kontakt-card-label {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 500;
}
.kontakt-card-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
  letter-spacing: -0.01em;
  line-height: 1.2;
  word-break: break-word;
}

/* ─── Footer ────────────────────────────────────── */
.site-footer {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-line);
  padding-block: var(--space-7);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  color: var(--color-text);
}
.footer-brand p {
  font-size: var(--text-sm);
  color: var(--color-text-soft);
  line-height: 1.5;
}
.footer-meta {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}
.footer-meta p { font-size: var(--text-sm); color: var(--color-muted); }
.footer-meta a {
  color: var(--color-text-soft);
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 1px;
  transition: color var(--dur-fast) var(--ease-std);
}
.footer-meta a:hover { color: var(--color-primary); border-color: var(--color-primary); }

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 960px) {
  .site-nav a:not(.nav-cta) { display: none; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); row-gap: var(--space-5); }
  .leistungen-grid,
  .leistungen-grid-4 { grid-template-columns: 1fr; }
  .philo-grid { grid-template-columns: 1fr; gap: var(--space-7); }
  .philo-head { position: static; }
  .ref-grid { grid-template-columns: 1fr; }
  .ref-card, .ref-card-large { grid-column: span 1; }
  .ueber-grid { grid-template-columns: 1fr; }
  .ueber-photo { max-width: 440px; }
  .kontakt-cards { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: var(--space-5); }
  .footer-brand { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px) {
  .nav-cta { display: none; }
  .hero { min-height: 84vh; }
  .hero-cta-row { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
  .kpi { padding-left: var(--space-3); }
  .kpi-value { font-size: 2rem; }
  .leistung-card { padding: var(--space-5); }
  .ref-card, .leistung-card { padding: var(--space-5); }
  .kontakt-card-value { font-size: var(--text-lg); }
}

/* Footer legal navigation */
.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
  align-items: center;
  margin-top: var(--space-2);
  font-size: var(--text-sm);
}
.footer-legal a {
  color: inherit;
  opacity: 0.78;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: opacity 0.2s ease, border-color 0.2s ease;
}
.footer-legal a:hover,
.footer-legal a:focus-visible {
  opacity: 1;
  border-bottom-color: currentColor;
}
.footer-legal span { opacity: 0.45; }

/* Legal pages (Impressum / Datenschutz) */
.legal-page {
  padding: calc(var(--space-7) + 64px) 0 var(--space-7);
}
.legal-page h1 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-2);
}
.legal-page .eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.legal-page h2 {
  font-family: var(--font-sans);
  font-size: var(--text-lg);
  font-weight: 600;
  margin: var(--space-6) 0 var(--space-2);
  letter-spacing: -0.01em;
}
.legal-page h3 {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 600;
  margin: var(--space-4) 0 var(--space-1);
}
.legal-page p,
.legal-page li {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-soft);
}
.legal-page ul {
  padding-left: 1.2em;
  margin: var(--space-2) 0;
}
.legal-page a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.legal-page .legal-block {
  max-width: 760px;
}
.legal-page .legal-meta {
  font-size: var(--text-sm);
  color: var(--color-text-soft);
  opacity: 0.7;
  margin-top: var(--space-6);
}

/* Legal-Seiten: Header darf nie transparent sein (gegen unleserliche weiße Schrift auf hellem Hintergrund) */
body.page-legal .site-header { background: transparent; }
body.page-legal .site-header::before { opacity: 1 !important; }
body.page-legal .site-header .logo,
body.page-legal .site-header .site-nav a,
body.page-legal .site-header .theme-toggle { color: var(--color-text) !important; text-shadow: none !important; }
body.page-legal .site-header .logo-mark { filter: none !important; }
body.page-legal .site-header .logo-tagline { color: var(--color-accent) !important; }
body.page-legal .site-header .site-nav a:not(.nav-cta) { opacity: 0.78; }
body.page-legal .site-header .site-nav a:not(.nav-cta):hover { opacity: 1; }
body.page-legal .site-header .nav-cta {
  color: var(--color-text) !important;
  border-color: rgba(0,0,0,0.18) !important;
  background: transparent !important;
}
body.page-legal .site-header .nav-cta:hover {
  background: var(--color-text) !important;
  color: var(--color-bg) !important;
}