/* ── FOCUS VISIBLE — Barrierefreiheit ── */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent-spot);
  outline-offset: 2px;
  box-shadow: var(--focus-ring);
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  background: var(--ink);
  color: var(--bg);
  text-decoration: none;
  padding: 0.85rem 1.7rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background 0.25s, gap 0.25s;
}
.btn-primary:hover { background: var(--accent); gap: 1.2rem; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text2);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s, gap 0.2s, border-color 0.2s;
}
.btn-ghost:hover { color: var(--accent); gap: 1rem; border-color: var(--accent); }

/* ── PROJECT CARDS ── */
.project-card {
  background: var(--bg);
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  color: var(--text);
  display: block;
}
.project-card:nth-child(1) { grid-column: span 7; }
.project-card:nth-child(2) { grid-column: span 5; }
.project-card:nth-child(3) { grid-column: span 4; }
.project-card:nth-child(4) { grid-column: span 4; }
.project-card:nth-child(5) { grid-column: span 4; }

.proj-inner {
  aspect-ratio: 4/3;
  position: relative;
  overflow: hidden;
}
.project-card:nth-child(1) .proj-inner { aspect-ratio: 16/9; }

.proj-inner img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16,1,0.3,1), filter 0.4s;
  filter: brightness(0.93) saturate(0.85);
}
.project-card:hover .proj-inner img {
  transform: scale(1.05);
  filter: brightness(0.65) saturate(1.0);
}
.proj-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(30,26,23,0.8) 0%, transparent 55%);
  opacity: 0;
  transition: opacity 0.35s;
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
}
.project-card:hover .proj-overlay { opacity: 1; }
.proj-cta {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bg);
}
.proj-info {
  padding: 1.2rem 1.4rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg);
}
.proj-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.15rem;
}
.proj-type {
  font-size: 0.65rem;
  color: var(--mid);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.proj-arrow {
  width: 32px; height: 32px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mid);
  font-size: 0.8rem;
  flex-shrink: 0;
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}
.project-card:hover .proj-arrow {
  background: var(--accent); color: var(--bg); border-color: var(--accent);
}

/* ── CLIENTS STRIP ── */
.clients-strip {
  padding: 2.5rem 4rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.clients-label {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  white-space: nowrap;
}
.clients-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  align-items: center;
}
.clients-list span {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--mid);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* ── FORM MESSAGES ── */
.form-msg {
  margin-top: 1rem;
  padding: 0.8rem 1.2rem;
  font-size: 0.82rem;
  font-weight: 500;
  display: none;
}
.form-msg.success {
  display: block;
  background: rgba(125,92,62,0.1);
  border: 1px solid var(--accent);
  color: var(--accent);
}
.form-msg.error {
  display: block;
  background: rgba(255,92,53,0.08);
  border: 1px solid var(--neon);
  color: var(--neon);
}
.form-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.form-input.invalid, .form-textarea.invalid {
  border-bottom: 2px solid var(--neon);
}

/* ── MOBILE ── */
@media (max-width: 900px) {
  .project-card:nth-child(n) { grid-column: span 12; }
  .clients-strip {
    padding: 2rem 1.5rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}