/* ==========================================================================
   Innau GmbH – Stylesheet
   ========================================================================== */

:root {
  --color-bg: #faf9f6;
  --color-bg-alt: #f2efe9;
  --color-dark: #14171a;
  --color-dark-soft: #1f242a;
  --color-text: #22262b;
  --color-text-light: #626a72;
  --color-border: #e4e0d8;
  --color-accent: #a97d50;      /* wood / bronze */
  --color-accent-dark: #8a6440;
  --color-accent-2: #5f7d91;    /* glass / aluminium blue-grey */
  --color-accent-2-dark: #46606f;
  --color-white: #ffffff;

  --font-head: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --container: 1180px;
  --radius: 6px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  color: var(--color-dark);
  line-height: 1.2;
  margin: 0 0 0.6em;
  font-weight: 600;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.2rem, 4.5vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; color: var(--color-text-light); }

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

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

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

section { position: relative; }

.section-pad { padding: 100px 0; }
@media (max-width: 720px) { .section-pad { padding: 64px 0; } }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  width: 26px;
  height: 2px;
  background: var(--color-accent);
  display: inline-block;
}

.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 32px;
  border-radius: var(--radius);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  overflow: hidden;
  isolation: isolate;
}
.btn-primary {
  background: var(--color-dark);
  color: var(--color-white);
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  transform: translateX(-101%);
  transition: transform var(--transition);
  z-index: -1;
}
.btn-primary:hover::before { transform: translateX(0); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(20,23,26,0.25); }

.btn-outline {
  background: transparent;
  border-color: rgba(20,23,26,0.25);
  color: var(--color-dark);
}
.btn-outline:hover {
  border-color: var(--color-dark);
  transform: translateY(-2px);
}
.btn-light {
  background: var(--color-white);
  color: var(--color-dark);
}
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,0,0,0.18); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 26px 0;
  transition: padding var(--transition), background var(--transition), box-shadow var(--transition);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; }
.site-header.is-scrolled {
  padding: 14px 0;
  background: rgba(250, 249, 246, 0.9);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}

.logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-head); font-weight: 700; font-size: 1.25rem; color: var(--color-dark); z-index: 1100; transition: color var(--transition); }
.logo svg { width: 34px; height: 34px; }
.logo span.mark { color: var(--color-accent); }

.main-nav { display: flex; align-items: center; gap: 40px; }
.main-nav ul { list-style: none; display: flex; gap: 34px; margin: 0; padding: 0; }
.main-nav a {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.94rem;
  position: relative;
  padding: 4px 0;
  color: var(--color-dark);
  transition: color var(--transition);
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
}
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }

.main-nav a.nav-cta {
  color: var(--color-white);
  padding: 15px 32px;
}
.main-nav a.nav-cta::after { display: none; }

/* While the header floats over the dark hero (not yet scrolled), flip nav text to light */
.site-header:not(.is-scrolled) .logo { color: var(--color-white); }
.site-header:not(.is-scrolled) .main-nav a:not(.nav-cta) { color: rgba(255, 255, 255, 0.92); }
.site-header:not(.is-scrolled) .nav-toggle span { background: var(--color-white); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1100;
  padding: 8px;
}
.nav-toggle span {
  width: 26px; height: 2px; background: var(--color-dark);
  transition: transform var(--transition), opacity var(--transition), background var(--transition);
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.site-header .nav-toggle.is-open span { background: var(--color-dark); }

@media (max-width: 880px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed; inset: 0;
    background: var(--color-bg);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 0 40px;
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: 22px; }
  .main-nav ul a { font-size: 1.6rem; }
  .main-nav .nav-cta { margin-top: 30px; }

  /* The open mobile menu always has a light background, regardless of header scroll state */
  .site-header .main-nav.is-open a:not(.nav-cta) { color: var(--color-dark); }

  /* backdrop-filter on the header creates a new containing block, which traps the
     fixed-position full-screen .main-nav inside the header's own (small) box instead
     of the viewport. Drop it on mobile so the menu can size to the full screen. */
  .site-header.is-scrolled {
    backdrop-filter: none;
    background: rgb(250, 249, 246);
  }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-dark);
  color: var(--color-white);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(169,125,80,0.28), transparent 55%),
    radial-gradient(ellipse at 80% 75%, rgba(95,125,145,0.35), transparent 55%),
    linear-gradient(160deg, #14171a 0%, #1c2126 60%, #14171a 100%);
}
.hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(180deg, transparent, rgba(0,0,0,0.9) 40%, transparent 95%);
}
.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
  padding-top: 120px;
}
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; padding-top: 140px; padding-bottom: 60px; }
}

.hero h1 { color: var(--color-white); }
.hero h1 .accent { color: var(--color-accent); }
.hero p.lead { color: rgba(255,255,255,0.72); font-size: 1.1rem; max-width: 520px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 34px; }

.hero-visual { position: relative; height: 420px; }
@media (max-width: 900px) { .hero-visual { height: 300px; margin-top: 20px; } }

.hero-frame {
  position: absolute;
  inset: 0;
  margin: auto;
}
.hero-frame path, .hero-frame rect, .hero-frame line {
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
  animation: draw 2.6s ease forwards 0.4s;
}
@keyframes draw { to { stroke-dashoffset: 0; } }

.float-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(1px);
  animation: floaty 7s ease-in-out infinite;
}
@keyframes floaty {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-18px); }
}

.scroll-cue {
  position: absolute;
  bottom: 34px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.55);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 2;
}
.scroll-cue .line { width: 1px; height: 34px; background: rgba(255,255,255,0.3); overflow: hidden; position: relative; }
.scroll-cue .line::after {
  content: ''; position: absolute; left: 0; top: -100%; width: 100%; height: 100%;
  background: var(--color-accent);
  animation: scrollline 1.8s ease infinite;
}
@keyframes scrollline { to { top: 100%; } }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1.is-visible { transition-delay: 0.1s; }
.reveal-delay-2.is-visible { transition-delay: 0.22s; }
.reveal-delay-3.is-visible { transition-delay: 0.34s; }
.reveal-delay-4.is-visible { transition-delay: 0.46s; }

/* ---------- Leistungen / Cards ---------- */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
@media (max-width: 980px) { .grid-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-cards { grid-template-columns: 1fr; } }

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 34px 26px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 18px 40px rgba(20,23,26,0.08);
  border-color: transparent;
}
.card .icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--color-bg-alt);
  color: var(--color-accent);
  margin-bottom: 20px;
  transition: transform var(--transition), background var(--transition);
}
.card:hover .icon { transform: rotate(-8deg) scale(1.08); background: var(--color-accent); color: var(--color-white); }
.card h3 { margin-bottom: 10px; }
.card p { margin: 0; font-size: 0.95rem; }

/* ---------- Schwerpunkte (split) ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 40px; } }
.split.reverse .visual { order: 2; }
@media (max-width: 860px) { .split.reverse .visual { order: 0; } }

.visual {
  position: relative;
  aspect-ratio: 4 / 3.1;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-bg-alt), #e8e3d9);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.visual svg { width: 78%; }
.visual::before {
  content: '';
  position: absolute; inset: 0;
  border: 1px solid rgba(20,23,26,0.06);
  border-radius: 10px;
}

.feature-list { list-style: none; margin: 24px 0 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.feature-list li { display: flex; gap: 12px; align-items: flex-start; color: var(--color-text); font-size: 0.98rem; }
.feature-list svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: 2px; color: var(--color-accent); }

/* ---------- Prozess Timeline ---------- */
.timeline { position: relative; margin-top: 60px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 27px; top: 0; bottom: 0;
  width: 2px;
  background: var(--color-border);
}
@media (max-width: 700px) { .timeline::before { left: 19px; } }

.timeline-item {
  position: relative;
  padding-left: 76px;
  padding-bottom: 52px;
}
@media (max-width: 700px) { .timeline-item { padding-left: 56px; padding-bottom: 40px; } }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item .num {
  position: absolute; left: 0; top: 0;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--color-white);
  border: 2px solid var(--color-accent);
  color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
@media (max-width: 700px) { .timeline-item .num { width: 40px; height: 40px; font-size: 0.85rem; } }
.timeline-item.is-visible .num { background: var(--color-accent); color: var(--color-white); transform: scale(1.05); }
.timeline-item h3 { margin-bottom: 8px; }
.timeline-item p { max-width: 560px; margin: 0; }

/* ---------- Stats / band ---------- */
.band {
  background: var(--color-dark);
  color: var(--color-white);
}
.band .container { text-align: center; }
.band h2 { color: var(--color-white); max-width: 700px; margin: 0 auto 26px; }
.band p { color: rgba(255,255,255,0.68); max-width: 640px; margin: 0 auto 32px; }

/* ---------- Values grid (Über uns) ---------- */
.values-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 30px; }
@media (max-width: 780px) { .values-grid { grid-template-columns: 1fr; } }
.value-item { padding: 8px 0; }
.value-item .icon {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--color-bg-alt); color: var(--color-accent-2);
  display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}

/* ---------- Quote / Geschäftsführer ---------- */
.person-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  align-items: center;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 40px;
}
@media (max-width: 700px) { .person-card { grid-template-columns: 1fr; text-align: center; padding: 30px; } }
.person-avatar {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: linear-gradient(150deg, var(--color-accent), var(--color-accent-2));
  display: flex; align-items: center; justify-content: center;
  color: var(--color-white);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 2.6rem;
}
@media (max-width: 700px) { .person-avatar { width: 120px; margin: 0 auto; } }
.person-card blockquote { margin: 0 0 16px; font-family: var(--font-head); font-size: 1.2rem; color: var(--color-dark); font-style: italic; }
.person-card .role { color: var(--color-accent); font-weight: 600; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.08em; }

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(120deg, var(--color-accent-dark), var(--color-accent-2-dark));
  color: var(--color-white);
  border-radius: 14px;
  padding: 64px 50px;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
}
.cta-banner h2 { color: var(--color-white); margin-bottom: 6px; }
.cta-banner p { color: rgba(255,255,255,0.85); margin: 0; }

/* ---------- Contact page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items: flex-start;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info-item { display: flex; gap: 16px; margin-bottom: 26px; }
.contact-info-item .icon {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-bg-alt); color: var(--color-accent);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-info-item h3 { font-size: 1rem; margin-bottom: 4px; }
.contact-info-item p { margin: 0; }

.map-wrap { border-radius: 10px; overflow: hidden; border: 1px solid var(--color-border); margin-top: 30px; }
.map-wrap iframe { width: 100%; height: 260px; border: 0; display: block; filter: grayscale(0.25) contrast(1.05); }

.form-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 42px;
}
@media (max-width: 560px) { .form-card { padding: 26px; } }

.field { position: relative; margin-bottom: 26px; }
.field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 8px;
  font-family: var(--font-head);
}
.field input, .field textarea, .field select {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.98rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(169,125,80,0.15);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }

.checkbox-field { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 26px; }
.checkbox-field input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--color-accent); flex-shrink: 0; }
.checkbox-field label { font-size: 0.86rem; color: var(--color-text-light); font-weight: 400; margin: 0; }
.checkbox-field a { color: var(--color-accent); text-decoration: underline; }

.form-msg {
  display: none;
  margin-top: 20px;
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 0.92rem;
}
.form-msg.success { display: block; background: #e9f3ec; color: #2e6b45; border: 1px solid #bfe0c9; }
.form-msg.error { display: block; background: #fbeaea; color: #a13333; border: 1px solid #f1c3c3; }

.error-text { color: #c1453f; font-size: 0.78rem; margin-top: 6px; display: none; }
.field.has-error input, .field.has-error textarea { border-color: #c1453f; }
.field.has-error .error-text { display: block; }

/* ---------- Legal pages ---------- */
.legal-page { padding-top: 160px; }
.legal-page .container { max-width: 860px; }
.legal-page h2 { margin-top: 2.2em; font-size: 1.4rem; }
.legal-page h2:first-of-type { margin-top: 0; }
.legal-page h3 { margin-top: 1.5em; font-size: 1.05rem; }
.legal-page p, .legal-page li { color: var(--color-text-light); font-size: 0.98rem; }
.legal-page ul { padding-left: 1.2em; }
.legal-page strong { color: var(--color-text); }
.placeholder {
  background: #fdf3e0;
  border: 1px dashed #d8a94a;
  color: #7a5a12;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.92em;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.75);
  padding: 70px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-grid h4 { color: var(--color-white); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 20px; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.footer-grid a:hover { color: var(--color-accent); }
.footer-logo { display: flex; align-items: center; gap: 10px; color: var(--color-white); font-family: var(--font-head); font-weight: 700; font-size: 1.2rem; margin-bottom: 16px; }
.footer-logo svg { width: 30px; height: 30px; }
.footer-bottom {
  padding-top: 26px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--color-accent); }

/* ---------- Misc ---------- */
.tag-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.tag {
  padding: 7px 16px;
  border-radius: 30px;
  border: 1px solid var(--color-border);
  font-size: 0.82rem;
  color: var(--color-text-light);
  font-family: var(--font-head);
}

.page-hero {
  padding: 190px 0 90px;
  background: var(--color-dark);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 75% 30%, rgba(169,125,80,0.25), transparent 60%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { color: var(--color-white); margin-bottom: 14px; }
.page-hero p { color: rgba(255,255,255,0.7); max-width: 560px; font-size: 1.05rem; margin: 0; }