/* ============================================================
   PriBau – style.css
   ============================================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Hauptakzent – warmes Champagner/Sand, elegant auf Dunkelblau */
  --color-primary:   #C8B8A2;
  --color-primary-d: #B0A08E;

  /* Logo-Farben – erscheinen subtil als Akzentpunkte */
  --color-logo-red:   #8B3A3A;   /* Logo Dunkelrot */
  --color-logo-green: #2D5E35;   /* Logo Dunkelgrün */
  --color-logo-gray:  #6B7280;   /* Logo Grau */

  --color-dark:      #0d1520;   /* Tiefdunkel Hintergrund */
  --color-dark-2:    #152030;
  --color-dark-3:    #1e2e42;
  --color-light:     #f8fafc;
  --color-text:      #1e293b;
  --color-muted:     #64748b;
  --color-border:    #e2e8f0;
  --color-white:     #ffffff;

  --font-base:       'Inter', sans-serif;

  --radius-sm:       6px;
  --radius-md:       12px;
  --radius-lg:       20px;

  --shadow-sm:       0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:       0 4px 16px rgba(0,0,0,.12);
  --shadow-lg:       0 20px 60px rgba(0,0,0,.2);

  --transition:      all .3s ease;

  --max-width:       1200px;
  --section-py:      100px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---------- Utility ---------- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section    { padding: var(--section-py) 0; }
.section-dark { background: var(--color-dark); color: var(--color-white); }
.text-accent  { color: var(--color-primary); }
.mt-1 { margin-top: 24px; }
.hide-mobile { display: inline; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 600; letter-spacing: .3px;
  transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary); color: #0d1520;
  box-shadow: 0 4px 20px rgba(200,184,162,.18);
  font-weight: 700;
}
.btn-primary:hover {
  background: var(--color-primary-d);
  box-shadow: 0 6px 24px rgba(200,184,162,.28);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent; color: var(--color-white);
  border: 2px solid rgba(255,255,255,.5);
}
.btn-outline:hover {
  border-color: var(--color-primary); color: var(--color-primary);
  background: rgba(200,184,162,0.06);
}
.btn-full { width: 100%; justify-content: center; }

/* ---------- Section Header ---------- */
.section-header { text-align: center; margin-bottom: 64px; }

.section-label {
  display: inline-block;
  font-size: 12px; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--color-primary);
  background: transparent;
  border: 1px solid rgba(200,184,162,.25);
  padding: 5px 16px;
  border-radius: 100px; margin-bottom: 16px;
}
.section-label.light { border-color: rgba(200,184,162,.2); }

.section-title {
  font-size: clamp(28px, 4vw, 44px); font-weight: 800; line-height: 1.2;
  color: var(--color-text); margin-bottom: 16px;
}
.section-title.light { color: var(--color-white); }

.section-subtitle {
  font-size: 17px; color: var(--color-muted); max-width: 600px; margin: 0 auto;
  line-height: 1.7;
}
.section-dark .section-subtitle { color: rgba(255,255,255,.55); }

/* ============================================================
   HEADER / NAV
   ============================================================ */
#header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  transition: var(--transition);
  padding: 0;
}
#header.scrolled {
  background: rgba(15,25,35,.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(0,0,0,.4);
}

.nav-container {
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 76px;
}

.nav-logo img {
  height: 52px; width: auto;
  border-radius: var(--radius-sm);
  object-fit: contain; filter: brightness(1);
  transition: var(--transition);
}
.nav-logo img:hover { opacity: .85; }

.nav-links {
  display: flex; align-items: center; gap: 8px;
}
.nav-link {
  font-size: 14px; font-weight: 500; padding: 8px 16px;
  border-radius: var(--radius-sm); color: rgba(255,255,255,.8);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--color-primary); }

.nav-cta {
  background: var(--color-primary); color: #0d1520 !important;
  font-weight: 700; padding: 10px 22px;
  box-shadow: 0 2px 10px rgba(200,184,162,.15);
}
.nav-cta:hover {
  background: var(--color-primary-d);
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(200,184,162,.25);
}

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  padding: 4px; z-index: 1001;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--color-white); border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background:
    linear-gradient(160deg, rgba(15,25,35,.92) 0%, rgba(30,50,70,.85) 60%, rgba(15,25,35,.95) 100%),
    url('../assets/images/hero-bg.jpg') center/cover no-repeat;
  background-color: var(--color-dark);
  overflow: hidden;
}

/* Animated background grid – sehr subtil */
.hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(200,184,162,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,184,162,.025) 1px, transparent 1px);
  background-size: 80px 80px;
  animation: gridMove 30s linear infinite;
}
@keyframes gridMove {
  0%   { transform: translateY(0); }
  100% { transform: translateY(60px); }
}

.hero-overlay {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 60%, rgba(200,184,162,.04) 0%, transparent 55%);
}

.hero-content {
  position: relative; z-index: 2;
  text-align: center; max-width: 800px; padding: 24px;
  animation: fadeUp .9s ease both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-block;
  background: rgba(200,184,162,0.12); color: var(--color-primary);
  border: 1px solid rgba(200,184,162,0.24);
  font-size: 12px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; padding: 6px 20px; border-radius: 100px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(40px, 7vw, 80px); font-weight: 800; line-height: 1.1;
  color: var(--color-white); margin-bottom: 24px;
  text-shadow: 0 2px 20px rgba(0,0,0,.3);
}
.hero-accent { color: var(--color-primary); display: block; }

.hero-subtitle {
  font-size: clamp(16px, 2.5vw, 20px); color: rgba(255,255,255,.7);
  line-height: 1.7; margin-bottom: 40px; max-width: 600px; margin-inline: auto;
}

.hero-buttons {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
}

.hero-scroll {
  position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(255,255,255,.5); font-size: 12px; letter-spacing: 1px;
  text-transform: uppercase; cursor: pointer; z-index: 2;
  transition: var(--transition);
}
.hero-scroll:hover { color: var(--color-primary); }
.scroll-arrow {
  width: 20px; height: 20px; border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor; transform: rotate(45deg);
  animation: bounce 1.6s ease infinite;
}
@keyframes bounce {
  0%,100% { transform: rotate(45deg) translateY(0); }
  50%      { transform: rotate(45deg) translateY(6px); }
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
  background: var(--color-dark-2);
  border-top: 1px solid rgba(200,184,162,0.08);
  border-bottom: 1px solid rgba(200,184,162,0.08);
  padding: 48px 24px;
  position: relative;
}
.stats-bar::after {
  content: '';
  position: absolute; bottom: 0; left: 10%; right: 10%; height: 1px;
  background: linear-gradient(90deg,
    transparent,
    rgba(139,58,58,.35),
    rgba(200,184,162,.25),
    rgba(45,94,53,.35),
    transparent
  );
}
.stats-container {
  max-width: var(--max-width); margin: 0 auto;
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 0;
}
.stat-item {
  display: flex; flex-direction: column; align-items: center;
  padding: 16px 48px; text-align: center;
}
.stat-number {
  font-size: 52px; font-weight: 800; color: var(--color-primary); line-height: 1;
}
/* Subtile Logo-Farben je Position */
.stat-item:nth-child(1) .stat-number  { color: var(--color-primary); }
.stat-item:nth-child(3) .stat-number  { color: rgba(139,58,58,.75); }   /* Logo Rot */
.stat-item:nth-child(5) .stat-number  { color: var(--color-primary); }
.stat-item:nth-child(7) .stat-number  { color: rgba(45,94,53,.85); }    /* Logo Grün */
.stat-plus { font-size: 28px; font-weight: 700; color: var(--color-primary); line-height: 1; vertical-align: super; }
.stat-label { font-size: 13px; color: rgba(255,255,255,.55); letter-spacing: .5px; margin-top: 8px; }
.stat-divider { width: 1px; height: 60px; background: rgba(255,255,255,.12); }

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}

.about-img-wrapper { position: relative; }

.about-img-placeholder {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(200,184,162,0.12);
  aspect-ratio: 4/3;
}
.about-img-placeholder svg { width: 100%; height: 100%; }

.about-badge-float {
  position: absolute; bottom: -20px; right: -20px;
  background: var(--color-dark-3); color: var(--color-primary);
  border: 1px solid rgba(200,184,162,.25);
  padding: 20px 28px; border-radius: var(--radius-md);
  font-weight: 700; font-size: 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,.4);
  line-height: 1.3;
}
.about-badge-float small { display: block; font-size: 12px; font-weight: 500; opacity: .75; }

.about-text .section-label { margin-bottom: 12px; }
.about-text .section-title { color: var(--color-text); margin-bottom: 16px; }
.about-lead { font-size: 18px; font-weight: 500; color: var(--color-text); margin-bottom: 16px; }
.about-text p { color: var(--color-muted); margin-bottom: 14px; }

.about-checklist { margin: 24px 0; display: flex; flex-direction: column; gap: 12px; }
.about-checklist li {
  display: flex; align-items: center; gap: 12px;
  font-size: 15px; font-weight: 500; color: var(--color-text);
}
.check-icon {
  display: flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; min-width: 22px;
  background: transparent; color: var(--color-logo-red);
  border: 1.5px solid var(--color-logo-red);
  border-radius: 50%; font-weight: 700; font-size: 12px;
  opacity: .85;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--color-dark-2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius-md); padding: 36px 28px;
  transition: var(--transition); position: relative;
  overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px; background: linear-gradient(90deg, var(--color-logo-red), var(--color-logo-green));
  transform: scaleX(0); transition: var(--transition);
  opacity: .7;
}
.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(200,184,162,.15);
  box-shadow: 0 16px 40px rgba(0,0,0,.35);
}
.service-card:hover::before { transform: scaleX(1); }

.service-icon { width: 56px; height: 56px; margin-bottom: 20px; }
.service-icon svg { width: 100%; height: 100%; }

.service-card h3 {
  font-size: 20px; font-weight: 700; color: var(--color-white); margin-bottom: 12px;
}
.service-card p { color: rgba(255,255,255,.55); font-size: 14.5px; line-height: 1.7; margin-bottom: 16px; }

.service-tag {
  display: inline-block; font-size: 11px; font-weight: 600;
  letter-spacing: 1px; text-transform: uppercase;
  color: rgba(200,184,162,.75); background: rgba(200,184,162,.06);
  border: 1px solid rgba(200,184,162,.12);
  padding: 4px 12px; border-radius: 100px;
}

/* ============================================================
   WHY US
   ============================================================ */
.why-grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 32px;
}
.why-item {
  padding: 36px 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: var(--transition);
  position: relative;
  border-left: 3px solid transparent;
}
.why-item:nth-child(1) { border-left-color: rgba(139,58,58,.4); }
.why-item:nth-child(2) { border-left-color: rgba(200,184,162,.3); }
.why-item:nth-child(3) { border-left-color: rgba(45,94,53,.4); }
.why-item:nth-child(4) { border-left-color: rgba(107,114,128,.4); }
.why-item:hover {
  border-color: rgba(200,184,162,.3);
  box-shadow: 0 8px 32px rgba(0,0,0,.08);
  transform: translateY(-4px);
}
.why-num {
  font-size: 48px; font-weight: 800;
  color: var(--color-primary); opacity: .2;
  line-height: 1; margin-bottom: 16px;
  font-variant-numeric: tabular-nums;
}
.why-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.why-item p  { color: var(--color-muted); font-size: 14.5px; line-height: 1.7; }

/* ============================================================
   PROJECTS
   ============================================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: 240px 240px;
  gap: 16px;
  margin-bottom: 48px;
}
.project-card { border-radius: var(--radius-md); overflow: hidden; }
.project-card.large { grid-column: span 2; grid-row: span 2; }

.project-img {
  width: 100%; height: 100%;
  position: relative; overflow: hidden;
}
/* Placeholder gradients (replace with real photos) */
.project-img-1 { background: linear-gradient(135deg, #1a3a5c, #2d6a9f); }
.project-img-2 { background: linear-gradient(135deg, #2d4a35, #4a7c5a); }
.project-img-3 { background: linear-gradient(135deg, #4a2d1a, #8b5e3c); }
.project-img-4 { background: linear-gradient(135deg, #1a2d4a, #2d4a6a); }
.project-img-5 { background: linear-gradient(135deg, #3a1a4a, #6a3a8b); }

.project-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,18,28,.9) 0%, transparent 55%);
  padding: 24px; display: flex; flex-direction: column;
  justify-content: flex-end;
  opacity: 1;
  transition: var(--transition);
}
.project-card:hover .project-overlay { background: linear-gradient(to top, rgba(10,18,28,.95) 0%, rgba(10,18,28,.3) 100%); }

.project-category {
  font-size: 11px; font-weight: 600; letter-spacing: 1.5px;
  text-transform: uppercase; color: rgba(200,184,162,.9);
  background: rgba(200,184,162,.1); border: 1px solid rgba(200,184,162,.2);
  padding: 4px 12px; border-radius: 100px;
  display: inline-block; margin-bottom: 8px; width: fit-content;
}
.project-overlay h3 { color: var(--color-white); font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.project-overlay p  { color: rgba(255,255,255,.6); font-size: 13px; }
.project-card.large .project-overlay h3 { font-size: 24px; }

.projects-cta { text-align: center; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-centered {
  max-width: 720px; margin: 0 auto; text-align: center;
}
.contact-centered .section-label { margin-bottom: 12px; }
.contact-centered .section-title { color: var(--color-text); margin-bottom: 16px; }
.contact-intro { color: var(--color-muted); font-size: 17px; margin-bottom: 48px; line-height: 1.7; }

.contact-items { display: flex; flex-direction: column; gap: 24px; }
.contact-items-centered {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; margin-bottom: 40px; text-align: left;
}
.contact-item { display: flex; align-items: flex-start; gap: 16px; }
.contact-icon {
  width: 44px; height: 44px; min-width: 44px;
  background: rgba(200,184,162,0.08); border-radius: var(--radius-sm);
  border: 1px solid rgba(200,184,162,0.12);
  display: flex; align-items: center; justify-content: center;
}
.contact-icon svg { width: 20px; height: 20px; }
.contact-item strong { display: block; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .8px; color: var(--color-muted); margin-bottom: 3px; }
.contact-item a, .contact-item span { font-size: 15px; color: var(--color-text); font-weight: 500; }
.contact-item a:hover { color: var(--color-primary); }

.contact-call-btn {
  font-size: 17px; padding: 16px 48px;
  box-shadow: 0 4px 24px rgba(200,184,162,.2);
}

.stat-year-text { font-size: 52px; font-weight: 800; color: var(--color-primary); line-height: 1; }

/* ============================================================
   IMPRESSUM
   ============================================================ */
.impressum-section { background: var(--color-light); border-top: 1px solid var(--color-border); }
.impressum-grid { display: flex; flex-direction: column; gap: 40px; }
.impressum-grid .section-title { margin-bottom: 4px; font-size: 32px; }
.impressum-intro { color: var(--color-muted); font-size: 14px; }
.impressum-cols {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.impressum-block h4 {
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.5px; color: var(--color-primary);
  margin-bottom: 12px; padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}
.impressum-block p { font-size: 14px; color: var(--color-muted); margin-bottom: 4px; line-height: 1.6; }
.impressum-block a { color: var(--color-text); transition: var(--transition); }
.impressum-block a:hover { color: var(--color-primary); }
.impressum-disclaimer { font-size: 12px; color: var(--color-muted); line-height: 1.7; padding-top: 24px; border-top: 1px solid var(--color-border); opacity: .8; }

/* Form */
.contact-form {
  background: var(--color-light); border-radius: var(--radius-lg);
  padding: 48px 40px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: span 2; }
.form-group label { font-size: 13px; font-weight: 600; color: var(--color-text); }
.form-group input, .form-group select, .form-group textarea {
  padding: 12px 16px; border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm); font-family: inherit; font-size: 15px;
  color: var(--color-text); background: var(--color-white);
  transition: var(--transition); outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(200,184,162,0.12);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-check {
  flex-direction: row; align-items: flex-start;
  gap: 12px; margin-bottom: 20px; margin-top: 4px;
}
.form-check input[type="checkbox"] {
  width: 18px; height: 18px; min-width: 18px; accent-color: var(--color-primary);
  margin-top: 2px; padding: 0; border: none; box-shadow: none;
}
.form-check label { font-size: 13px; color: var(--color-muted); cursor: pointer; }
.form-check label a { color: var(--color-primary); text-decoration: underline; }

.btn-full svg { width: 18px; height: 18px; }

.form-success {
  display: none; align-items: center; gap: 12px; margin-top: 16px;
  background: rgba(34,197,94,.1); border: 1px solid rgba(34,197,94,.3);
  color: #16a34a; font-weight: 500; padding: 16px 20px;
  border-radius: var(--radius-sm); font-size: 15px;
}
.form-success svg { width: 24px; height: 24px; flex-shrink: 0; }
.form-success.show { display: flex; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #0a1118;
  border-top: 1px solid rgba(200,184,162,.08);
  padding-top: 72px;
}
.footer-container {
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px; padding-bottom: 64px;
}
.footer-logo { height: 56px; width: auto; border-radius: var(--radius-sm); object-fit: contain; margin-bottom: 16px; }
.footer-slogan { color: var(--color-primary); font-weight: 500; font-size: 15px; letter-spacing: .5px; margin-bottom: 8px; opacity: .9; }
.footer-desc { color: rgba(255,255,255,.45); font-size: 14px; line-height: 1.7; }

.footer-nav h4, .footer-services h4, .footer-contact h4 {
  color: var(--color-white); font-size: 13px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 20px;
}
.footer-nav ul, .footer-services ul { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a, .footer-services a {
  color: rgba(255,255,255,.5); font-size: 14px;
  transition: var(--transition);
}
.footer-nav a:hover, .footer-services a:hover { color: var(--color-primary); padding-left: 4px; }

.footer-contact p { color: rgba(255,255,255,.5); font-size: 14px; margin-bottom: 8px; }
.footer-contact a { transition: var(--transition); }
.footer-contact a:hover { color: var(--color-primary); }

.footer-social { display: flex; gap: 12px; margin-top: 20px; }
.social-link {
  width: 38px; height: 38px; border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,.12);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.5); transition: var(--transition);
}
.social-link svg { width: 16px; height: 16px; }
.social-link:hover { border-color: var(--color-primary); color: var(--color-primary); background: rgba(200,184,162,0.06); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.06);
  max-width: var(--max-width); margin: 0 auto; padding: 24px 24px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
  color: rgba(255,255,255,.25); font-size: 13px;
}
.footer-legal { display: flex; gap: 24px; }
.footer-legal a { color: rgba(255,255,255,.3); transition: var(--transition); }
.footer-legal a:hover { color: var(--color-primary); }

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed; bottom: 28px; right: 28px; z-index: 500;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-dark-3); color: var(--color-primary);
  border: 1px solid rgba(200,184,162,.2);
  font-size: 14px; font-weight: 700;
  box-shadow: 0 4px 20px rgba(0,0,0,.4);
  transition: var(--transition);
  opacity: 0; pointer-events: none;
  display: flex; align-items: center; justify-content: center;
}
.back-to-top.visible { opacity: 1; pointer-events: all; }
.back-to-top:hover { background: var(--color-dark-2); border-color: var(--color-primary); transform: translateY(-3px); }

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 1024px) {
  :root { --section-py: 72px; }

  .about-grid    { grid-template-columns: 1fr; gap: 48px; }
  .about-visual  { order: -1; max-width: 520px; margin: 0 auto; }
  .about-text    { text-align: center; }
  .about-checklist { align-items: center; }

  .services-grid { grid-template-columns: repeat(2,1fr); }
  .why-grid      { grid-template-columns: repeat(2,1fr); }

  .footer-container { grid-template-columns: 1fr 1fr; gap: 40px; }

  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .contact-info { text-align: center; }
  .contact-items { align-items: center; }
  .contact-item { flex-direction: column; align-items: center; text-align: center; }
}

/* Mobile */
@media (max-width: 768px) {
  :root { --section-py: 60px; }
  .hide-mobile { display: none; }

  /* Nav */
  .hamburger { display: flex; }
  .nav-links {
    position: fixed; inset: 0; background: rgba(10,18,28,.97);
    flex-direction: column; justify-content: center;
    gap: 0; transform: translateX(100%); transition: var(--transition);
    z-index: 1000;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-link { font-size: 22px; padding: 16px 32px; width: 100%; text-align: center; }
  .nav-cta { background: var(--color-primary); margin: 12px auto; border-radius: var(--radius-sm); }

  /* Hero */
  .hero-badge { font-size: 10px; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-scroll { bottom: 20px; }

  /* Stats */
  .stats-container { flex-direction: column; }
  .stat-divider { width: 60px; height: 1px; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; }

  /* Why */
  .why-grid { grid-template-columns: 1fr; }

  /* Projects */
  .projects-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    height: auto;
  }
  .project-card { height: 220px; }
  .project-card.large { grid-column: span 1; grid-row: span 1; }

  /* Contact */
  .contact-items-centered { grid-template-columns: 1fr; }

  /* Impressum */
  .impressum-cols { grid-template-columns: 1fr 1fr; }

  /* Contact */
  .contact-items-centered { grid-template-columns: 1fr; }

  /* Impressum */
  .impressum-cols { grid-template-columns: 1fr 1fr; }

  /* Form */
  .form-row { grid-template-columns: 1fr; }
  .form-group.full { grid-column: span 1; }
  .contact-form { padding: 32px 24px; }

  /* Footer */
  .footer-container { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }

  /* About */
  .about-badge-float { right: 0; bottom: -12px; padding: 14px 20px; font-size: 15px; }
}

@media (max-width: 480px) {
  .stat-item { padding: 12px 24px; }
  .stat-number { font-size: 40px; }
}