/* ══════════════════════════════════════
   D.O.G. Label – Shared Styles
   Used by: leistungen, impressum, datenschutz
   ══════════════════════════════════════ */

/* ── VARIABLES (Dark – default) ── */
:root {
  --clr-midnight: #0a1a16;
  --clr-navy: #0f2420;
  --clr-steel: #1a6b5e;
  --clr-ocean: #008575;
  --clr-teal: #1e9687;
  --clr-mint: #42b0a2;
  --clr-light: #163530;
  --clr-cream: #0c1c18;
  --clr-white: #142e28;
  --clr-faded: #3d6e64;
  --clr-text: #eaf5f2;
  --clr-muted: #92b8b0;
  --clr-card-bg: rgba(255,255,255,0.07);
  --clr-card-border: rgba(255,255,255,0.12);
  --clr-card-hover-bg: rgba(255,255,255,0.11);
  --clr-card-hover-border: rgba(255,255,255,0.20);
  --clr-header-bg: rgba(10,22,18,0.95);
  --clr-header-border: rgba(255,255,255,0.06);
  --clr-overlay-text: rgba(255,255,255,0.85);
  --clr-overlay-text-hover: rgba(255,255,255,0.08);
  --clr-quality-bg: #081815;
  --clr-footer-bg: #081815;
  --clr-footer-text: rgba(255,255,255,0.6);
  --clr-footer-heading: rgba(255,255,255,0.75);
  --clr-footer-bottom-text: rgba(255,255,255,0.55);
  --clr-footer-border: rgba(255,255,255,0.06);
  --clr-mobile-menu-from: var(--clr-midnight);
  --clr-mobile-menu-to: var(--clr-navy);
  --clr-mobile-link: rgba(255,255,255,0.7);
  --clr-mobile-hover-bg: rgba(255,255,255,0.08);
  --font-body: 'DM Sans', system-ui, sans-serif;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.35), 0 2px 4px rgba(0,0,0,0.2);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.4), 0 4px 12px rgba(0,0,0,0.2);
}

/* ── VARIABLES (Light) ── */
[data-theme="light"] {
  --clr-midnight: #f5f9f8;
  --clr-navy: #eef4f2;
  --clr-steel: #0d7d6c;
  --clr-ocean: #007a6a;
  --clr-teal: #0d8a7a;
  --clr-mint: #0a7566;
  --clr-light: #e0edea;
  --clr-cream: #f8fbfa;
  --clr-white: #e8f0ee;
  --clr-faded: #8aaba3;
  --clr-text: #1a2e28;
  --clr-muted: #4a6b62;
  --clr-card-bg: rgba(0,0,0,0.06);
  --clr-card-border: rgba(0,0,0,0.14);
  --clr-card-hover-bg: rgba(0,0,0,0.10);
  --clr-card-hover-border: rgba(0,0,0,0.22);
  --clr-header-bg: rgba(248,251,250,0.95);
  --clr-header-border: rgba(0,0,0,0.08);
  --clr-overlay-text: #1a2e28;
  --clr-overlay-text-hover: rgba(0,0,0,0.06);
  --clr-quality-bg: #e8f0ee;
  --clr-footer-bg: #eef4f2;
  --clr-footer-text: #4a6b62;
  --clr-footer-heading: #1a2e28;
  --clr-footer-bottom-text: #6b8a82;
  --clr-footer-border: rgba(0,0,0,0.08);
  --clr-mobile-menu-from: #f5f9f8;
  --clr-mobile-menu-to: #eef4f2;
  --clr-mobile-link: #2a4a42;
  --clr-mobile-hover-bg: rgba(0,0,0,0.05);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.06);
}

/* ── RESET & BASE ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--clr-text);
  background: var(--clr-cream);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
:focus-visible { outline: 3px solid var(--clr-teal); outline-offset: 2px; border-radius: 4px; }
:focus:not(:focus-visible) { outline: none; }

/* ── HEADER (static/solid) ── */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: var(--clr-header-bg);
  border-bottom: 1px solid var(--clr-header-border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  max-width: 1320px; margin: 0 auto; padding: 0 48px;
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.logo { display: flex; align-items: center; }
.logo-img { height: 42px; width: auto; display: block; }
nav.desktop-nav { display: flex; gap: 4px; align-items: center; }
nav a {
  color: var(--clr-overlay-text); font-size: 14px; font-weight: 500;
  padding: 8px 18px; border-radius: 8px;
  transition: all 0.25s var(--ease-out-expo);
}
nav a:hover { background: var(--clr-overlay-text-hover); color: var(--clr-teal); }
nav a.active { color: var(--clr-teal); }
nav a.cta-nav {
  background: var(--clr-ocean); color: white !important;
  border: 1px solid var(--clr-ocean); margin-left: 8px;
}
nav a.cta-nav:hover { background: var(--clr-steel); }

/* ── HAMBURGER ── */
.hamburger {
  display: none; background: none; border: none; cursor: pointer;
  padding: 8px; z-index: 1001; position: relative;
  width: 44px; height: 44px; border-radius: 10px;
}
.hamburger:hover { background: var(--clr-overlay-text-hover); }
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--clr-text); border-radius: 2px;
  position: absolute; left: 11px; top: 21px;
  transition: transform 0.4s var(--ease-out-expo), opacity 0.4s var(--ease-out-expo);
}
.hamburger span:nth-child(1) { transform: translateY(-7px); }
.hamburger span:nth-child(2) { transform: none; }
.hamburger span:nth-child(3) { transform: translateY(7px); }
body.menu-open .hamburger span:nth-child(1) { transform: rotate(45deg); }
body.menu-open .hamburger span:nth-child(2) { opacity: 0; transform: scaleX(0); }
body.menu-open .hamburger span:nth-child(3) { transform: rotate(-45deg); }

/* ── MOBILE MENU ── */
.mobile-menu {
  position: fixed; inset: 0; z-index: 999;
  background: linear-gradient(160deg, var(--clr-mobile-menu-from), var(--clr-mobile-menu-to));
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  opacity: 0; visibility: hidden; transition: all 0.5s var(--ease-out-expo);
}
body.menu-open .mobile-menu { opacity: 1; visibility: visible; }
.mobile-menu a {
  font-size: 24px; font-weight: 500; color: var(--clr-mobile-link);
  padding: 14px 32px; border-radius: 12px; transition: all 0.3s;
  transform: translateY(20px); opacity: 0;
}
body.menu-open .mobile-menu a { transform: translateY(0); opacity: 1; }
.mobile-menu a:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu a:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu a:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu a:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu a:nth-child(5) { transition-delay: 0.3s; }
.mobile-menu a:hover { color: var(--clr-text); background: var(--clr-mobile-hover-bg); }
.mobile-menu a.active { color: var(--clr-teal); }
.mobile-menu a.cta-mobile { margin-top: 16px; background: var(--clr-ocean); color: white; font-weight: 600; }

/* ── THEME TOGGLE ── */
.theme-toggle {
  background: none; border: none; cursor: pointer;
  width: 40px; height: 40px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-overlay-text);
  transition: all 0.25s var(--ease-out-expo);
  margin-left: 8px; flex-shrink: 0;
}
.theme-toggle:hover { background: var(--clr-overlay-text-hover); color: var(--clr-teal); }
.theme-toggle svg { width: 20px; height: 20px; transition: transform 0.3s var(--ease-out-expo); }
.theme-toggle:hover svg { transform: rotate(15deg); }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* ── PAGE HERO ── */
.page-hero {
  padding: 140px 48px 60px;
  background: var(--clr-navy);
  border-bottom: 1px solid var(--clr-header-border);
  text-align: center;
}
.page-hero-inner { max-width: 800px; margin: 0 auto; }
.page-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.12em; color: var(--clr-teal);
  margin-bottom: 16px;
}
.page-label::before {
  content: ''; width: 24px; height: 2px;
  background: var(--clr-teal); border-radius: 1px;
}
.page-hero h1 {
  font-size: clamp(28px, 4vw, 40px); font-weight: 700;
  letter-spacing: -0.02em; line-height: 1.2;
}

/* ── PAGE CONTENT ── */
.page-content { padding: 80px 48px; }
.page-inner {
  max-width: 1000px; margin: 0 auto;
  font-size: 15px; color: var(--clr-muted);
  line-height: 1.7;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 30px; border-radius: 10px;
  font-family: var(--font-body); font-size: 15px; font-weight: 600;
  transition: all 0.25s var(--ease-out-expo);
  cursor: pointer; border: none;
}
.btn-primary {
  background: var(--clr-ocean); color: white;
  box-shadow: var(--shadow-md); position: relative; overflow: hidden;
}
.btn-primary:hover {
  background: var(--clr-steel); transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-primary::after {
  content: ''; position: absolute; top: 0; left: -100%; width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  animation: shimmer 3s ease-in-out infinite;
}
@keyframes shimmer {
  0%, 100% { left: -100%; }
  50% { left: 150%; }
}
.btn svg { transition: transform 0.25s var(--ease-out-expo); }
.btn:hover svg { transform: translateX(3px); }

/* ── SCROLL REVEAL ── */
.reveal {
  opacity: 0; transform: translateY(32px);
  transition: opacity 0.5s var(--ease-out-expo), transform 0.5s var(--ease-out-expo);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.stagger-1 { transition-delay: 0.05s; }
.stagger-2 { transition-delay: 0.1s; }
.stagger-3 { transition-delay: 0.15s; }
.stagger-4 { transition-delay: 0.2s; }
.stagger-5 { transition-delay: 0.25s; }
.stagger-6 { transition-delay: 0.3s; }

/* ── FOOTER ── */
footer {
  background: var(--clr-footer-bg); color: var(--clr-footer-text); padding: 80px 48px 48px;
}
.footer-inner {
  max-width: 1320px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 56px;
}
.footer-brand p {
  margin-top: 20px; font-size: 14px;
  line-height: 1.8; color: var(--clr-footer-text); max-width: 300px;
}
.footer-col h5 {
  font-size: 12px; font-weight: 700;
  color: var(--clr-footer-heading); text-transform: uppercase;
  letter-spacing: 0.1em; margin-bottom: 24px;
}
.footer-col a {
  display: block; font-size: 14px; color: var(--clr-footer-text);
  padding: 7px 0; transition: all 0.3s;
}
.footer-col a:hover { color: var(--clr-mint); transform: translateX(4px); }
.footer-bottom {
  max-width: 1320px; margin: 48px auto 0; padding-top: 32px;
  border-top: 1px solid var(--clr-footer-border);
  display: flex; justify-content: space-between;
  font-size: 13px; color: var(--clr-footer-bottom-text);
}
.footer-bottom a { color: var(--clr-footer-bottom-text); transition: color 0.3s; }
.footer-bottom a:hover { color: var(--clr-teal); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .header-inner { padding: 0 32px; }
  .page-hero { padding: 130px 32px 50px; }
  .page-content { padding: 60px 32px; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 40px; }
  footer { padding: 56px 32px 36px; }
}
@media (max-width: 768px) {
  .header-inner { padding: 0 20px; height: 60px; }
  nav.desktop-nav { display: none; }
  .hamburger { display: flex; align-items: center; justify-content: center; }
  .page-hero { padding: 110px 20px 40px; }
  .page-content { padding: 48px 20px; }
  footer { padding: 56px 20px 36px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; }
  .btn-primary::after { animation: none; display: none; }
}