/* ============================================================
   Olbricht Digital – Shared Stylesheet
   assets/css/style.css
   ============================================================ */

/* ── CUSTOM PROPERTIES ───────────────────────────────────── */
:root {
  --bg:       #0b0c10;
  --bg2:      #111318;
  --bg3:      #1a1c24;
  --line:     rgba(255, 255, 255, 0.07);
  --text:     #e8eaf0;
  --muted:    #7a7e8e;
  --accent:   #ff5e1a;
  --accent2:  #ffaa55;

  --font-display: 'Barlow Condensed', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
  --font-body:    'Mulish', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── GRID BACKGROUND ─────────────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* ── TYPOGRAPHY ──────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 1;
}

h1 { font-size: clamp(3.2rem, 7vw, 6.5rem); }
h2 { font-size: clamp(2.2rem, 4vw, 3.5rem); margin-bottom: 1rem; }
h3 { font-size: 1.6rem; }
h4 { font-size: 1.1rem; letter-spacing: 0.04em; margin-bottom: 0.3rem; }

p { font-size: 0.95rem; color: var(--muted); line-height: 1.75; }

a { color: inherit; }

/* ── SECTION LABEL ───────────────────────────────────────── */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
  display: block;
}

.section-intro {
  font-size: 1rem;
  color: var(--muted);
  max-width: 560px;
  margin-bottom: 3rem;
}

/* ── DIVIDER ─────────────────────────────────────────────── */
.divider {
  border: none;
  height: 1px;
  background: var(--line);
  margin: 0 5vw;
}

/* ── NAVIGATION ──────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
  height: 64px;
  background: rgba(11, 12, 16, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--text);
  text-decoration: none;
}
.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--accent); }

.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--accent);
  color: var(--accent);
  text-decoration: none;
  transition: all 0.2s;
}
.nav-cta:hover {
  background: var(--accent);
  color: #fff;
}

/* ── FOOTER ──────────────────────────────────────────────── */
footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  padding: 2rem 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-decoration: none;
}
.footer-logo span { color: var(--accent); }

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}
.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--accent); }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn-primary {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.85rem 2rem;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  display: inline-block;
  transition: all 0.2s;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}
.btn-primary:hover {
  background: var(--accent2);
  transform: translateY(-2px);
}

.btn-secondary {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.85rem 2rem;
  background: transparent;
  color: var(--text);
  text-decoration: none;
  display: inline-block;
  border: 1px solid var(--line);
  transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--text); }

/* ── TAGS ────────────────────────────────────────────────── */
.tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--line);
  color: var(--muted);
}

/* ── SECTION WRAPPER ─────────────────────────────────────── */
section {
  position: relative;
  z-index: 1;
  padding: 6rem 5vw;
}

/* ── SCROLL REVEAL ───────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── PAGE HERO (Subpages) ────────────────────────────────── */
.page-hero {
  padding: 8rem 5vw 4rem;
  border-bottom: 1px solid var(--line);
}
.page-hero h1 {
  margin-bottom: 1rem;
}
.page-hero p {
  font-size: 1.05rem;
  max-width: 560px;
}

/* ── PROSE (Legal / Fließtext) ───────────────────────────── */
.prose {
  max-width: 760px;
  padding: 4rem 5vw 6rem;
  position: relative;
  z-index: 1;
}
.prose h2 {
  font-size: 1.5rem;
  margin-top: 3rem;
  margin-bottom: 0.75rem;
  color: var(--text);
  text-transform: none;
  font-weight: 700;
}
.prose h3 {
  font-size: 1.1rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
  color: var(--text);
  text-transform: none;
  font-weight: 600;
}
.prose p {
  color: var(--muted);
  margin-bottom: 1rem;
  font-size: 0.93rem;
}
.prose a {
  color: var(--accent);
  text-decoration: none;
}
.prose a:hover { text-decoration: underline; }
.prose ul {
  list-style: none;
  margin-bottom: 1rem;
  padding-left: 0;
}
.prose ul li {
  font-size: 0.93rem;
  color: var(--muted);
  padding-left: 1.2rem;
  position: relative;
  margin-bottom: 0.4rem;
}
.prose ul li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent);
}
.prose address { font-style: normal; }

/* ── CARD ────────────────────────────────────────────────── */
.card {
  background: var(--bg2);
  border: 1px solid var(--line);
  padding: 2rem 2.5rem;
  transition: border-color 0.2s;
}
.card:hover { border-color: rgba(255, 94, 26, 0.3); }

/* ── GRID HELPERS ────────────────────────────────────────── */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.grid-3 > * { background: var(--bg); }

/* ── FORM ────────────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}
.form-group label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--bg2);
  border: 1px solid var(--line);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.75rem 1rem;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
}
.form-group textarea { min-height: 140px; }

/* ── ANIMATIONS ──────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}
@keyframes blink {
  50% { opacity: 0; }
}
@keyframes ping {
  0%   { transform: scale(0.5); opacity: 1; }
  100% { transform: scale(2.2); opacity: 0; }
}

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .grid-2    { grid-template-columns: 1fr; }
  .grid-3    { grid-template-columns: 1fr; }
  footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
}