/* ════════════════════════════════════════════════════════════════
   double B green — global.css
   Gartenbau & Facility-Management · Corporate Identity
   Zwei Welten: lebendiges Grün (Garten) · gepflegte Struktur (Gebäude)
   ════════════════════════════════════════════════════════════════ */

/* ─── Google Fonts ─── */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700&family=Work+Sans:wght@400;500;600&display=swap');

/* ─── CSS-Variablen ─── */
:root {
  /* Farben — Marke (aus dem Logo abgeleitet) */
  --color-brand-main:       #1E5631;   /* Tiefes Tannengrün — primär */
  --color-brand-darker:     #143D23;   /* Pinie — Hover / tiefe Flächen */
  --color-brand-lighter:    #357B45;   /* Mittleres Blattgrün — Akzente */
  --color-brand-subtle:     #EAF1E6;   /* Zarte Grün-Tönung */

  /* Farben — Akzent & Natur */
  --color-leaf:             #8DBE3C;   /* Blattgrün-Lime aus dem Logo */
  --color-leaf-dark:        #6E9E2A;   /* Lime dunkler (für Text auf hell) */
  --color-bark:             #6B4A2E;   /* Warmes Rinden-Braun */

  /* Hintergründe */
  --color-bg-light:         #F7F6F1;   /* Warmes Papierweiß */
  --color-bg-dark:          #14271A;   /* Tiefes Waldschwarz */
  --color-bg-card:          #FFFFFF;
  --color-bg-accent:        #EEF3E8;   /* Sanfter Grün-Wash */

  /* Linien & Text */
  --color-border:           #E4E3DA;
  --color-text-muted:       #5E6B5A;
  --color-off-white:        #F7F6F1;
  --color-success:          #4F9D52;
  --color-heading:          #16231A;   /* Warmes Waldschwarz */
  --color-body:             #3A4439;   /* Dunkles Grün-Grau */

  /* Typografie */
  --font-display:           'Outfit', sans-serif;
  --font-main:              'Work Sans', sans-serif;
  --font-size-body:         17px;
  --line-height-body:       1.65;
  --font-size-h1:           68px;
  --font-size-h2:           48px;
  --font-size-h3:           32px;
  --font-size-h4:           22px;
  --font-size-h5:           18px;
  --font-size-small:        17px;
  --font-size-nav:          17px;
  --font-size-button:       17px;

  /* Layout */
  --max-width:              1200px;
  --section-padding:        110px 40px;
  --section-padding-mobile: 64px 0;   /* horizontal 0 — Randabstand kommt allein vom .container (20px) */

  /* Radien */
  --radius-sm:              10px;
  --radius-md:              18px;
  --radius-lg:              28px;
  --radius-pill:            999px;

  /* Schatten — geschichtet, grün getönt */
  --shadow-sm:
    0 1px 2px rgba(20,39,26,0.05),
    0 2px 6px rgba(30,86,49,0.06);
  --shadow-md:
    0 1px 2px rgba(20,39,26,0.04),
    0 6px 16px rgba(30,86,49,0.08),
    0 18px 36px rgba(30,86,49,0.06);
  --shadow-lg:
    0 2px 4px rgba(20,39,26,0.05),
    0 12px 28px rgba(30,86,49,0.12),
    0 32px 60px rgba(30,86,49,0.10);

  /* Easing */
  --ease-spring:            cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out:               cubic-bezier(0.22, 1, 0.36, 1);
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* KEIN scroll-behavior: smooth — kollidiert mit Lenis (Phase 5). */

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-heading);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h1 { font-size: var(--font-size-h1); letter-spacing: -0.035em; }
h2 { font-size: var(--font-size-h2); letter-spacing: -0.03em; }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); letter-spacing: -0.01em; }
h5 { font-size: var(--font-size-h5); letter-spacing: -0.01em; }

p { font-size: var(--font-size-body); }

a { color: var(--color-brand-main); text-decoration: none; transition: color 0.25s var(--ease-out); }
a:hover { color: var(--color-brand-darker); }

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

strong { font-weight: 600; color: var(--color-heading); }

::selection { background: var(--color-leaf); color: var(--color-brand-darker); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

/* Anker-Ziele nicht unter der Sticky-Nav verstecken */
#hero, #about, #warum, #leistungen, #referenzen, #region, #kontakt, #footer { scroll-margin-top: 104px; }

/* ─── Eyebrow (Signature: Blatt-Knoten statt 01/02/03) ─── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-brand-lighter);
}
.eyebrow::before {
  content: '';
  width: 10px; height: 10px;
  border-radius: 0 50% 50% 50%;          /* Blatt-Form */
  background: var(--color-leaf);
  transform: rotate(45deg);
  flex: none;
}

/* ─── Buttons ─── */
.btn-primary, .btn-secondary, .btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-main);
  font-size: var(--font-size-button);
  font-weight: 600;
  line-height: 1;
  min-height: 52px;
  padding: 0 28px;
  border-radius: var(--radius-pill);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.3s var(--ease-spring),
              background-color 0.25s var(--ease-out),
              box-shadow 0.3s var(--ease-out),
              color 0.25s var(--ease-out),
              border-color 0.25s var(--ease-out);
}

.btn-primary {
  background: var(--color-brand-main);
  color: var(--color-off-white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--color-brand-darker);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: var(--color-leaf);
  color: var(--color-brand-darker);
}
.btn-secondary:hover {
  background: #9ECF45;
  color: var(--color-brand-darker);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-secondary:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--color-heading);
  border-color: var(--color-border);
}
.btn-ghost:hover {
  border-color: var(--color-brand-main);
  color: var(--color-brand-main);
  background: var(--color-bg-card);
  transform: translateY(-2px);
}
.btn-ghost:active { transform: translateY(0); }

.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.btn-ghost:focus-visible,
a:focus-visible {
  outline: 3px solid var(--color-leaf);
  outline-offset: 3px;
}

/* ─── Scroll-Reveal (Keyframe-Animation — entkoppelt von Hover-Transitions) ─── */
@keyframes sk-reveal-in {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: none; }
}
.reveal { opacity: 0; transform: translateY(26px); }
.reveal.is-visible {
  opacity: 1; transform: none;
  animation: sk-reveal-in 0.7s var(--ease-out) var(--reveal-delay, 0s) both;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  .reveal.is-visible { animation: none; }
  * { scroll-behavior: auto !important; }
}

/* ─── Responsive Typo-Skala ─── */
@media (max-width: 1024px) {
  :root { --section-padding: 84px 40px; }
  h1 { font-size: 48px; }
  h2 { font-size: 36px; }
  h3 { font-size: 28px; }
}

@media (max-width: 767px) {
  .container { padding: 0 20px; }
  h1 { font-size: 36px; }
  h2 { font-size: 28px; }
  h3 { font-size: 24px; }
}