/* ==========================================
   Gabriel Zahn – style.css
   ========================================== */

/* --- 1. Custom Properties --- */
:root {
  /* Farben */
  --color-teal:       #3D7A6E;
  --color-teal-dark:  #2d5c53;
  --color-slate:      #1F3A4A;
  --color-slate-dark: #162b37;
  --color-blue:       #4A7A96;
  --color-rust:       #A85C3A;
  --color-rust-dark:  #8c4b2f;
  --color-bg-warm:    #F7F5F2;
  --color-bg-stone:   #EDEAE5;
  --color-white:      #FFFFFF;
  --color-border:     #D0CBC4;
  --color-text-muted: #6B6460;
  --color-text-inv:   #F0EDE8;
  --color-text-body:  #2c2420;

  /* Typografie */
  --font-serif:  'Lora', Georgia, 'Times New Roman', serif;
  --font-sans:   'Inter', system-ui, -apple-system, sans-serif;

  /* Abstände */
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   1.5rem;
  --space-lg:   2.5rem;
  --space-xl:   4rem;
  --space-2xl:  6rem;

  /* Layout */
  --container-max:     1100px;
  --container-pad:     1.5rem;
  --section-pad-y:     5rem;
  --nav-height:        72px;

  /* Sonstige */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   16px;
  --shadow-sm:   0 2px 8px rgba(31,58,74,0.08);
  --shadow-md:   0 4px 20px rgba(31,58,74,0.12);
  --shadow-lg:   0 8px 40px rgba(31,58,74,0.16);
  --transition:  0.28s ease;
}

/* --- 2. Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text-body);
  background-color: var(--color-bg-warm);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-teal);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

a:hover, a:focus-visible {
  color: var(--color-rust);
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* --- 3. Focus Styles (Accessibility) --- */
:focus-visible {
  outline: 3px solid var(--color-rust);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* --- 4. Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

/* --- 5. Section Base --- */
.section {
  padding: var(--section-pad-y) 0;
}

.section--warm  { background-color: var(--color-bg-warm); }
.section--stone { background-color: var(--color-bg-stone); }
.section--dark  { background-color: var(--color-slate); }
.section--teal  { background-color: var(--color-teal); }

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-xl);
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-teal);
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

.section-title--inv {
  color: var(--color-text-inv);
}

.section-intro {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.section-intro--inv {
  color: rgba(240,237,232,0.85);
}

.section-header--inv .section-intro {
  color: rgba(240,237,232,0.85);
}

/* --- 6. Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background-color: var(--color-teal);
  color: var(--color-white);
  border: 2px solid var(--color-teal);
}

.btn--primary:hover, .btn--primary:focus-visible {
  background-color: var(--color-teal-dark);
  border-color: var(--color-teal-dark);
  color: var(--color-white);
}

.btn--light {
  background-color: var(--color-white);
  color: var(--color-teal);
  border: 2px solid var(--color-white);
}

.btn--light:hover, .btn--light:focus-visible {
  background-color: var(--color-text-inv);
  border-color: var(--color-text-inv);
  color: var(--color-teal-dark);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-teal);
  border: 2px solid var(--color-teal);
}

.btn--outline:hover, .btn--outline:focus-visible {
  background-color: var(--color-teal);
  color: var(--color-white);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
}

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.9rem;
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ==========================================
   NAVIGATION
   ========================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav {
  height: var(--nav-height);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-md);
}

.nav__logo {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-slate);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav__logo:hover {
  color: var(--color-teal);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav__link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-slate);
  text-decoration: none;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background-color var(--transition);
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--color-teal);
  background-color: rgba(61,122,110,0.08);
}

.nav__link--cta {
  background-color: var(--color-teal);
  color: var(--color-white) !important;
  padding: 0.5rem 1.25rem;
  margin-left: 0.5rem;
  border-radius: var(--radius-md);
}

.nav__link--cta:hover {
  background-color: var(--color-teal-dark);
  color: var(--color-white);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.nav__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-slate);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================
   HERO
   ========================================== */
.hero {
  position: relative;
  min-height: min(90vh, 800px);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(31,58,74,0.78) 0%,
    rgba(31,58,74,0.60) 60%,
    rgba(61,122,110,0.55) 100%
  );
}

/* Fallback wenn kein Bild vorhanden */
.hero__bg:not(:has(img[src]:not([src=""]))) .hero__overlay,
.hero:not(:has(.hero__img)) {
  background: linear-gradient(135deg, var(--color-slate) 0%, var(--color-teal) 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 780px;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}

.hero__eyebrow {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(240,237,232,0.7);
  margin-bottom: var(--space-sm);
}

.hero__name {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 600;
  color: var(--color-text-inv);
  line-height: 1.1;
  margin-bottom: var(--space-sm);
}

.hero__tagline {
  font-family: var(--font-sans);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  font-weight: 400;
  color: rgba(240,237,232,0.9);
  margin-bottom: var(--space-md);
  max-width: 600px;
}

.hero__statement {
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  color: rgba(240,237,232,0.85);
  line-height: 1.8;
  max-width: 640px;
  margin-bottom: var(--space-lg);
}

.hero__cta {
  box-shadow: 0 4px 24px rgba(31,58,74,0.3);
}

/* ==========================================
   ACCORDION / THEMENFELDER
   ========================================== */
.accordion {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.accordion__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.accordion__item:last-child {
  margin-bottom: 0;
}

.accordion__item.is-open {
  box-shadow: var(--shadow-md);
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 1.25rem 1.5rem;
  text-align: left;
  background-color: transparent;
  border: none;
  cursor: pointer;
  transition: background-color var(--transition);
  font-family: var(--font-sans);
}

.accordion__trigger:hover {
  background-color: rgba(61,122,110,0.04);
}

.accordion__trigger[aria-expanded="true"] {
  background-color: rgba(61,122,110,0.06);
}

.accordion__icon {
  flex-shrink: 0;
  color: var(--color-teal);
  display: flex;
  align-items: center;
}

.accordion__title {
  flex: 1;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-slate);
  line-height: 1.3;
}

.accordion__trigger[aria-expanded="true"] .accordion__title {
  color: var(--color-teal);
  font-weight: 600;
}

.accordion__chevron {
  flex-shrink: 0;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  transition: transform var(--transition);
}

.accordion__trigger[aria-expanded="true"] .accordion__chevron {
  transform: rotate(180deg);
  color: var(--color-teal);
}

.accordion__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion__panel.is-open {
  max-height: 600px;
}

.accordion__body {
  padding: 1rem 1.5rem 1.5rem 3.75rem;
  color: var(--color-text-body);
}

.accordion__lead {
  font-weight: 500;
  color: var(--color-slate);
  margin-bottom: var(--space-sm);
  line-height: 1.65;
}

.accordion__body p {
  margin-bottom: var(--space-sm);
}

.accordion__body p:last-child {
  margin-bottom: 0;
}

.accordion__occasions {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  background-color: var(--color-bg-stone);
  border-left: 3px solid var(--color-teal);
  padding: 0.75rem 1rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  line-height: 1.6;
}

/* ==========================================
   FÜR WEN / TARGET GRID
   ========================================== */
.target-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-md);
}

.target-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.target-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.target-card--note {
  background-color: rgba(61,122,110,0.06);
  border-color: rgba(61,122,110,0.2);
}

.target-card__icon {
  color: var(--color-teal);
  margin-bottom: var(--space-sm);
}

.target-card__title {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-slate);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.target-card__text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ==========================================
   ARBEITSWEISE / APPROACH
   ========================================== */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.approach-item {
  position: relative;
  padding-top: var(--space-sm);
}

.approach-item__number {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 600;
  color: rgba(61,122,110,0.15);
  line-height: 1;
  margin-bottom: 0.25rem;
  letter-spacing: -0.02em;
}

.approach-item__title {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-slate);
  margin-bottom: 0.6rem;
  line-height: 1.3;
}

.approach-item__text {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ==========================================
   EXPANDABLE ("MEHR LESEN")
   ========================================== */
.expandable {
  text-align: center;
}

.expandable__content {
  text-align: left;
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.45s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
  opacity: 0;
}

.expandable__content.is-open {
  max-height: 800px;
  opacity: 1;
}

.expandable__inner {
  background-color: var(--color-bg-stone);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
}

.expandable__subtitle {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-teal);
  margin-bottom: var(--space-sm);
}

.method-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.method-list li {
  padding-left: 1.25rem;
  position: relative;
  font-size: 0.975rem;
  color: var(--color-text-body);
  line-height: 1.65;
}

.method-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-teal);
  font-size: 0.85rem;
  top: 0.15em;
}

.expandable__toggle {
  margin-top: var(--space-sm);
}

/* ==========================================
   ÜBER MICH / ABOUT
   ========================================== */
.about-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.about-image {
  position: sticky;
  top: calc(var(--nav-height) + 2rem);
}

.about-image__img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  object-fit: cover;
  aspect-ratio: 4/5;
  background-color: var(--color-bg-stone);
}

/* Fallback-Placeholder wenn kein Bild */
.about-image__img[src="assets/images/gabriel-portrait-about.jpg"]:not([src]) {
  min-height: 350px;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: var(--space-md);
}

.about-content__lead {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-slate);
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

.about-content p {
  margin-bottom: var(--space-sm);
  color: var(--color-text-muted);
}

.about-content p:last-of-type {
  margin-bottom: var(--space-md);
}

.bio-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-md);
}

.bio-subtitle {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-teal);
  margin-bottom: 0.75rem;
}

.bio-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.bio-list li {
  font-size: 0.9rem;
  color: var(--color-text-body);
  padding-left: 1rem;
  position: relative;
  line-height: 1.5;
}

.bio-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--color-teal);
  font-weight: 700;
}

.bio-networks {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-sm);
  margin-top: 0 !important;
  margin-bottom: 0 !important;
}

.about-content .expandable {
  text-align: left;
}

/* ==========================================
   REFERENZEN
   ========================================== */
.references-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.reference-card {
  background-color: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-md);
  transition: background-color var(--transition);
}

.reference-card:hover {
  background-color: rgba(255,255,255,0.12);
}

.reference-card__meta {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(61,122,110,0.8);
  margin-bottom: 0.75rem;
}

/* Teal-Sektion – heller Akzent */
.section--dark .reference-card__meta {
  color: rgba(168,92,58,0.85);
}

.reference-card__text {
  font-size: 0.975rem;
  color: rgba(240,237,232,0.85);
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

.reference-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.2rem 0.65rem;
  background-color: rgba(61,122,110,0.25);
  color: rgba(240,237,232,0.9);
  border-radius: 100px;
  border: 1px solid rgba(61,122,110,0.4);
}

.references-note {
  text-align: center;
  color: rgba(240,237,232,0.7);
  font-size: 0.95rem;
  font-style: italic;
}

/* ==========================================
   KONTAKT / FORMULAR
   ========================================== */
.contact-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  max-width: 720px;
  margin: 0 auto;
}

.contact-intro .section-title {
  text-align: left;
  margin-bottom: var(--space-md);
}

.contact-intro__text {
  color: rgba(240,237,232,0.85);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: var(--space-md);
}

.contact-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--color-text-inv);
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition);
}

.contact-link:hover {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.4);
  color: var(--color-text-inv);
}

.contact-link__icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  opacity: 0.9;
}

.contact-link__body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.contact-link__label {
  font-size: 0.75rem;
  font-weight: 500;
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-link__value {
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Formular */
.contact-form-wrap {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-lg);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* Honeypot */
.form-honeypot {
  position: absolute;
  left: -9999px;
  top: -9999px;
  opacity: 0;
  pointer-events: none;
  tab-index: -1;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-row--half {
  flex-direction: row;
  gap: var(--space-sm);
}

.form-row--half > * {
  flex: 1;
  min-width: 0;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-slate);
}

.form-required {
  color: var(--color-rust);
  margin-left: 2px;
}

.form-optional {
  color: var(--color-text-muted);
  font-weight: 400;
  font-size: 0.85rem;
}

.form-input {
  width: 100%;
  padding: 0.7rem 0.875rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-text-body);
  background-color: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
  appearance: none;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-teal);
  box-shadow: 0 0 0 3px rgba(61,122,110,0.15);
}

.form-input.is-invalid {
  border-color: var(--color-rust);
  box-shadow: 0 0 0 3px rgba(168,92,58,0.12);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B6460' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.875rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.65;
}

.form-error {
  font-size: 0.8rem;
  color: var(--color-rust);
  min-height: 1.2em;
}

.form-group--checkbox {
  gap: 0.5rem;
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.form-checkbox {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-teal);
  cursor: pointer;
}

.form-link {
  color: var(--color-teal);
  font-weight: 500;
}

.form-submit-area {
  margin-top: var(--space-xs);
}

#form-submit {
  width: 100%;
}

#form-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Formular Feedback */
.form-feedback {
  padding: var(--space-lg);
}

.form-feedback__success,
.form-feedback__error {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: var(--space-md);
  border-radius: var(--radius-md);
}

.form-feedback__success {
  color: var(--color-teal);
  background-color: rgba(61,122,110,0.08);
  border: 1px solid rgba(61,122,110,0.25);
}

.form-feedback__success p {
  font-size: 1.05rem;
  line-height: 1.6;
  margin: 0;
}

.form-feedback__error {
  color: var(--color-rust);
  background-color: rgba(168,92,58,0.08);
  border: 1px solid rgba(168,92,58,0.2);
}

.form-feedback svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* ==========================================
   FOOTER
   ========================================== */
.site-footer {
  background-color: var(--color-slate-dark);
  padding: var(--space-lg) 0;
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.footer__name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-inv);
}

.footer__claim {
  font-size: 0.85rem;
  color: rgba(240,237,232,0.55);
}

.footer__nav {
  display: flex;
  gap: var(--space-sm);
}

.footer__link {
  font-size: 0.9rem;
  color: rgba(240,237,232,0.65);
  text-decoration: none;
  transition: color var(--transition);
}

.footer__link:hover {
  color: var(--color-text-inv);
}

.footer__copy {
  font-size: 0.85rem;
  color: rgba(240,237,232,0.4);
  width: 100%;
  text-align: center;
  margin-top: 0.5rem;
}

/* ==========================================
   LEGAL PAGES
   ========================================== */
.legal-page body,
body.legal-page {
  background-color: var(--color-bg-warm);
}

.legal-main {
  padding: var(--space-xl) 0 var(--space-2xl);
}

.legal-content {
  max-width: 740px;
  margin: 0 auto;
}

.legal-content h1 {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 600;
  color: var(--color-teal);
  margin-bottom: var(--space-sm);
}

.legal-date {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: var(--space-xl);
}

.legal-content h2 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-slate);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.legal-content h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-slate);
  margin-top: var(--space-md);
  margin-bottom: 0.5rem;
}

.legal-content p {
  margin-bottom: var(--space-sm);
  color: var(--color-text-body);
  line-height: 1.75;
}

.legal-content ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: var(--space-sm);
}

.legal-content ul li {
  margin-bottom: 0.35rem;
  color: var(--color-text-body);
  line-height: 1.6;
}

/* ==========================================
   RESPONSIVE – TABLET (max 900px)
   ========================================== */
@media (max-width: 900px) {
  :root {
    --section-pad-y: 3.5rem;
  }

  .approach-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .about-image {
    position: static;
    max-width: 280px;
    margin: 0 auto;
  }

  .about-content .section-title {
    text-align: center;
  }

  .about-content .expandable {
    text-align: center;
  }

  .contact-intro .section-title {
    text-align: center;
  }

  .contact-intro__text {
    text-align: center;
  }

  .contact-links {
    grid-template-columns: 1fr;
  }

  .references-grid {
    grid-template-columns: 1fr;
  }

  .bio-columns {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

/* ==========================================
   RESPONSIVE – MOBILE (max 640px)
   ========================================== */
@media (max-width: 640px) {
  :root {
    --section-pad-y: 3rem;
    --container-pad: 1.25rem;
    --nav-height: 64px;
  }

  /* Navigation Mobile */
  .nav__toggle {
    display: flex;
  }

  .nav__menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-md) var(--container-pad) var(--space-xl);
    transform: translateX(100%);
    transition: transform var(--transition);
    overflow-y: auto;
    z-index: 999;
    box-shadow: var(--shadow-lg);
  }

  .nav__menu.is-open {
    transform: translateX(0);
  }

  .nav__link {
    padding: 1rem var(--space-sm);
    font-size: 1.1rem;
    border-bottom: 1px solid var(--color-border);
    border-radius: 0;
  }

  .nav__link--cta {
    margin: var(--space-sm) 0 0 0;
    padding: 1rem;
    text-align: center;
    border-radius: var(--radius-md);
  }

  /* Hero Mobile */
  .hero {
    min-height: min(80vh, 680px);
  }

  .hero__content {
    text-align: left;
  }

  /* Accordion Mobile */
  .accordion__body {
    padding-left: var(--space-md);
  }

  /* Forms Mobile */
  .form-row--half {
    flex-direction: column;
  }

  /* Footer Mobile */
  .footer__inner {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .footer__brand {
    align-items: center;
  }

  .section-header--inv {
    text-align: center;
  }

  /* Target grid mobile */
  .target-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================
   ANIMATIONEN / SCROLLED STATE
   ========================================== */
@media (prefers-reduced-motion: no-preference) {
  .target-card,
  .reference-card,
  .approach-item,
  .accordion__item {
    animation: none;
  }
}

/* Utility: Verstecken ohne aus Accessibility-Baum zu entfernen */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

[hidden] {
  display: none !important;
}