/* ============================================================
   KSS-Solutions – Stylesheet
   Helles, warmes Design · Kupfer-Orange-Akzent (#C6793C) · Sechseck-Motiv
   ============================================================ */

:root {
  /* Marken- & Akzentfarben */
  --copper:        #c6793c;   /* Logo-Orange – Flächen, Icon, Rahmen, Buttons */
  --copper-deep:   #a85e28;   /* Kupfer als Text (guter Kontrast auf Hell) */
  --copper-light:  #d98f52;   /* Hover-Aufhellung */
  --copper-wash:   rgba(198, 121, 60, 0.10); /* zarte Tönung */

  /* Hintergründe & Flächen (warm, hell) */
  --bg:            #fbf9f6;
  --bg-alt:        #f4efe8;
  --surface:       #ffffff;
  --surface-hi:    #fffdfa;
  --border:        rgba(40, 28, 16, 0.12);
  --border-hi:     rgba(198, 121, 60, 0.55);

  /* Text */
  --text:          #221c15;
  --text-muted:    #6c6157;
  --text-dim:      #98897b;

  /* Typografie */
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Maße */
  --container: 1160px;
  --radius:    14px;
  --radius-lg: 22px;
  --header-h:  74px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 { line-height: 1.1; letter-spacing: -0.02em; font-weight: 800; margin: 0; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

::selection { background: var(--copper); color: #fff; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

/* Sichtbarer Fokus für Tastaturnutzer */
:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 1000;
  background: var(--copper);
  color: #fff;
  padding: 0.6rem 1rem;
  font-weight: 700;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  z-index: 100;
  background: rgba(251, 249, 246, 0.78);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
}
.site-header.scrolled {
  border-bottom-color: var(--border);
  background: rgba(251, 249, 246, 0.92);
  box-shadow: 0 6px 24px -18px rgba(40, 28, 16, 0.5);
}
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand { display: inline-flex; align-items: center; }
.brand-logo {
  height: 42px;
  width: auto;
  transition: transform 0.25s var(--ease);
}
.brand:hover .brand-logo { transform: scale(1.03); }

/* ---------- Navigation ---------- */
.nav { display: flex; align-items: center; }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-menu a {
  display: inline-block;
  padding: 0.55rem 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.97rem;
  border-radius: 9px;
  transition: color 0.2s, background 0.2s;
}
.nav-menu a:hover { color: var(--text); background: var(--copper-wash); }
.nav-menu .nav-cta {
  color: var(--copper-deep);
  font-weight: 600;
  border: 1px solid var(--border-hi);
  margin-left: 0.4rem;
}
.nav-menu .nav-cta:hover {
  background: var(--copper);
  color: #fff;
  border-color: var(--copper);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin-inline: auto;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: min(94vh, 860px);
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
  isolation: isolate;
}
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-glow {
  position: absolute;
  top: -18%;
  right: -12%;
  width: 72vw;
  height: 72vw;
  max-width: 920px;
  max-height: 920px;
  background: radial-gradient(circle, rgba(198,121,60,0.20) 0%, rgba(198,121,60,0.08) 38%, transparent 70%);
}
.hero-hex {
  position: absolute;
  top: 50%;
  right: -8%;
  width: min(62vw, 640px);
  transform: translateY(-50%);
  opacity: 0.10;
  pointer-events: none;
}
.hero::after {   /* weicher Übergang zum nächsten Abschnitt */
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 160px;
  background: linear-gradient(to bottom, transparent, var(--bg));
  z-index: -1;
}
.hero-inner { max-width: 780px; }

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--copper-deep);
  margin-bottom: 1.4rem;
}
.hero-title {
  font-size: clamp(2.7rem, 1.6rem + 5.2vw, 5.2rem);
  margin-bottom: 1.5rem;
  letter-spacing: -0.035em;
  color: var(--text);
}
.hero-lead {
  font-size: clamp(1.08rem, 1rem + 0.5vw, 1.32rem);
  color: var(--text-muted);
  max-width: 60ch;
  margin-bottom: 2.4rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.7rem;
  border-radius: 11px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
}
.btn-primary {
  background: var(--copper);
  color: #fff;
  box-shadow: 0 10px 26px -12px rgba(198,121,60,0.85);
}
.btn-primary:hover { background: var(--copper-deep); transform: translateY(-2px); }
.btn-ghost { border-color: var(--border); color: var(--text); background: var(--surface); }
.btn-ghost:hover { border-color: var(--border-hi); background: var(--copper-wash); transform: translateY(-2px); }

/* ---------- Scroll-Hinweis ---------- */
.scroll-hint {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  width: 26px;
  height: 42px;
  border: 2px solid var(--border-hi);
  border-radius: 14px;
}
.scroll-hint span {
  position: absolute;
  top: 8px;
  left: 50%;
  width: 4px;
  height: 8px;
  margin-left: -2px;
  background: var(--copper);
  border-radius: 2px;
  animation: scrollDot 1.8s var(--ease) infinite;
}
@keyframes scrollDot {
  0%   { opacity: 0; transform: translateY(0); }
  40%  { opacity: 1; }
  80%  { opacity: 0; transform: translateY(14px); }
  100% { opacity: 0; }
}

/* ============================================================
   SECTIONS – allgemein
   ============================================================ */
.section { padding: clamp(4rem, 8vw, 7.5rem) 0; }
.section-alt { background: var(--bg-alt); }

.section-head { max-width: 640px; margin-bottom: clamp(2.5rem, 5vw, 3.8rem); }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--copper-deep);
  margin-bottom: 0.9rem;
}
.section-head h2, .about-text h2, .band-text h2 {
  font-size: clamp(1.9rem, 1.3rem + 2.4vw, 2.9rem);
  margin-bottom: 1rem;
  color: var(--text);
}
.section-sub { color: var(--text-muted); font-size: 1.1rem; }

/* ============================================================
   LEISTUNGEN – Karten
   ============================================================ */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
}
.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.9rem 2.1rem;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(40,28,16,0.04);
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.card::before {   /* Kupfer-Kante oben, erscheint beim Hover */
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--copper), var(--copper-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.card:hover {
  transform: translateY(-5px);
  border-color: var(--border-hi);
  box-shadow: 0 18px 40px -20px rgba(198,121,60,0.55);
}
.card:hover::before { transform: scaleX(1); }

.card-icon {
  position: relative;
  width: 54px;
  height: 54px;
  margin-bottom: 1.4rem;
  display: grid;
  place-items: center;
}
.card-icon img {
  width: 100%;
  height: 100%;
}
.card-icon span {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 0.72rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.02em;
}
.card h3 { font-size: 1.28rem; margin-bottom: 0.6rem; font-weight: 700; color: var(--text); }
.card p { color: var(--text-muted); font-size: 0.99rem; }

/* ============================================================
   ÜBER UNS
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.about-text p { color: var(--text-muted); margin-bottom: 1.1rem; }
.about-text p:last-child { margin-bottom: 0; }

.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(40,28,16,0.04);
}
.stats li {
  background: var(--surface);
  padding: 1.6rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.stat-value {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem);
  font-weight: 800;
  color: var(--copper-deep);
  letter-spacing: -0.02em;
}
.stat-label { font-size: 0.9rem; color: var(--text-muted); }

/* ============================================================
   EINSATZGEBIET – Band
   ============================================================ */
.band {
  position: relative;
  display: flex;
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
  background: linear-gradient(135deg, var(--surface) 0%, var(--bg-alt) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(2.2rem, 5vw, 3.6rem);
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(40,28,16,0.04);
}
.band-hex {
  flex: 0 0 auto;
  width: clamp(90px, 14vw, 150px);
}
.band-hex img { filter: drop-shadow(0 12px 26px rgba(198,121,60,0.30)); }
.band-text { max-width: 60ch; }
.band-text p { color: var(--text-muted); }

/* ============================================================
   KONTAKT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.25rem;
}
.contact-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: 0 1px 2px rgba(40,28,16,0.04);
  transition: transform 0.25s var(--ease), border-color 0.25s, box-shadow 0.25s;
}
a.contact-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hi);
  box-shadow: 0 16px 34px -20px rgba(198,121,60,0.5);
}
.contact-label {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--copper-deep);
}
.contact-value { font-size: 1.15rem; font-weight: 600; color: var(--text); }
.contact-value em { font-style: normal; font-size: 0.82rem; font-weight: 500; color: var(--text-dim); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--border);
  padding-top: clamp(2.5rem, 5vw, 3.5rem);
  background: var(--bg-alt);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 2.2rem;
}
.footer-brand img { height: 42px; width: auto; margin-bottom: 0.7rem; }
.footer-brand p { color: var(--text-dim); font-size: 0.9rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 0.4rem 1.5rem; }
.footer-nav a { color: var(--text-muted); font-size: 0.95rem; transition: color 0.2s; }
.footer-nav a:hover { color: var(--copper-deep); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1.4rem 0;
}
.footer-bottom p { color: var(--text-dim); font-size: 0.85rem; }

/* ============================================================
   RECHTLICHE SEITEN (Impressum / Datenschutz)
   ============================================================ */
.legal {
  padding-top: calc(var(--header-h) + clamp(2.5rem, 6vw, 4.5rem));
  padding-bottom: clamp(3rem, 6vw, 5rem);
}
.legal .container { max-width: 820px; }
.legal h1 {
  font-size: clamp(2rem, 1.4rem + 2.6vw, 3rem);
  margin-bottom: 0.5rem;
  color: var(--text);
}
.legal .updated { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 2.6rem; }
.legal h2 {
  font-size: 1.4rem;
  margin: 2.4rem 0 0.8rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--border);
  color: var(--text);
}
.legal h3 { font-size: 1.1rem; margin: 1.4rem 0 0.5rem; color: var(--text); }
.legal p, .legal li { color: var(--text-muted); margin-bottom: 0.9rem; }
.legal ul { padding-left: 1.2rem; }
.legal a { color: var(--copper-deep); text-decoration: underline; text-underline-offset: 3px; }
.legal a:hover { color: var(--copper); }
.legal .placeholder {
  background: var(--copper-wash);
  border: 1px dashed var(--border-hi);
  border-radius: 8px;
  padding: 0.15rem 0.5rem;
  color: var(--copper-deep);
  font-weight: 600;
  font-style: normal;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 2.5rem;
  color: var(--text-muted) !important;
  text-decoration: none !important;
  font-weight: 600;
}
.back-link:hover { color: var(--copper-deep) !important; }

/* ============================================================
   REVEAL-ANIMATION
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 1rem clamp(1.25rem, 4vw, 2.5rem) 1.5rem;
    background: rgba(251, 249, 246, 0.98);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 30px -18px rgba(40,28,16,0.5);
    transform: translateY(-140%);
    transition: transform 0.4s var(--ease);
  }
  .nav-menu.open { transform: none; }
  .nav-menu a { padding: 0.85rem 1rem; font-size: 1.05rem; }
  .nav-menu .nav-cta { margin-left: 0; text-align: center; margin-top: 0.4rem; }

  .about-grid { grid-template-columns: 1fr; }
  .band { flex-direction: column; text-align: center; }
  .band-hex { width: 100px; }
}

@media (max-width: 460px) {
  .stats { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1; justify-content: center; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-hint span { animation: none; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}