/* ==========================================================================
   Design tokens — "Minimal & Direct", branchenpassend gedämpft (Maler/Lackierer)
   ========================================================================== */
:root {
  /* Farben — natürliche, gedämpfte Palette, WCAG-AA geprüft */
  --color-bg: #FAFAF7;
  --color-surface: #F1F0EB;
  --color-text: #181816;
  --color-muted: #5B5B54;
  --color-accent: #3E5C50;
  --color-accent-dark: #2E453B;
  --color-accent-contrast: #FFFFFF;
  --color-border: #E2E0D8;

  /* Layout */
  --content-max-width: 680px;
  --wide-max-width: 1040px;
  --spacing-small: 1rem;
  --spacing-medium: 2rem;
  --spacing-large: 4rem;
  --spacing-xlarge: 6rem;

  /* Typografie */
  --font-body: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-size-body: 18px;
  --line-height: 1.6;

  /* Bewegung */
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --duration-fast: 160ms;
  --duration-base: 260ms;

  --header-height: 76px;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

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

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

svg { max-width: 100%; height: auto; }

.icon {
  width: 1.4em;
  height: 1.4em;
  flex: 0 0 auto;
  vertical-align: middle;
  color: currentColor;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol { padding-left: 1.2em; }

h1, h2, h3, h4 {
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 0.6em;
  text-wrap: balance;
}

h1 { font-size: clamp(2.4rem, 5.5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); }
h3 { font-size: clamp(1.25rem, 2.4vw, 1.5rem); }

p {
  margin: 0 0 1.2em;
  max-width: 70ch;
  text-wrap: pretty;
}

.muted { color: var(--color-muted); }

/* Container: schmale, zentrierte Einspaltigkeit */
.container-narrow {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-wide {
  max-width: var(--wide-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: var(--spacing-xlarge) 0;
}

.section-tight { padding: var(--spacing-large) 0; }

hr.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--spacing-large) 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.9rem 1.8rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-out),
              background-color var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out);
  min-height: 44px;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-accent-contrast);
}
.btn-primary:hover { background: var(--color-accent-dark); }
.btn-primary:active { transform: scale(0.98); }

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); }
.btn-outline:active { transform: scale(0.98); }

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

/* Reveal-on-scroll: sichtbar per Default, nur transform bewegt sich */
.reveal {
  opacity: 1;
  transform: translateY(14px);
  transition: transform 640ms var(--ease-out), opacity 640ms var(--ease-out);
}
.reveal.is-visible {
  transform: translateY(0);
}
.reveal:not(.is-visible) { opacity: 0; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { transition: opacity 200ms linear !important; transform: none !important; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}

@media (max-width: 900px) {
  :root { --spacing-xlarge: 4rem; --spacing-large: 2.5rem; }
  section { padding: var(--spacing-xlarge) 0; }
}

@media (max-width: 600px) {
  :root { --font-size-body: 17px; --spacing-xlarge: 3rem; }
  .container-narrow, .container-wide { padding: 0 1.25rem; }
}