/* ============================================================
   RUK Software – Modern Dark Tech Theme
   Farbwelt: Blau/Cyan (Trust/Tech)
   border-radius: 1px global (User-Preference)
   ============================================================ */

:root {
  --bg-0: #050a13;
  --bg-1: #06121f;
  --bg-2: #0a1a2e;
  --bg-3: #0f2540;
  --surface: rgba(15, 37, 64, 0.6);
  --surface-elevated: rgba(20, 48, 82, 0.85);
  --border: rgba(56, 189, 248, 0.18);
  --border-strong: rgba(56, 189, 248, 0.4);

  --text-0: #f1f5f9;
  --text-1: #cbd5e1;
  --text-2: #94a3b8;
  --text-3: #64748b;

  --primary: #38bdf8;
  --primary-2: #0ea5e9;
  --primary-3: #0284c7;
  --accent: #22d3ee;
  --glow: rgba(56, 189, 248, 0.45);
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;

  --radius: 1px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(56, 189, 248, 0.25);

  --container: 1240px;
  --transition: 220ms cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body.ruk-theme {
  margin: 0;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-1);
  background: var(--bg-0);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
::selection { background: var(--primary); color: #001020; }

/* Animierter Hintergrund */
body.ruk-theme::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(56,189,248,0.18), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(14,165,233,0.12), transparent 60%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1) 50%, var(--bg-0));
  z-index: -2;
}
body.ruk-theme::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(56,189,248,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56,189,248,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
          mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  z-index: -1;
  pointer-events: none;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }
button { font-family: inherit; cursor: pointer; }

/* Accessibility */
.screen-reader-text {
  border: 0; clip: rect(1px,1px,1px,1px); -webkit-clip-path: inset(50%); clip-path: inset(50%);
  height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; word-wrap: normal;
}
.skip-link {
  position: absolute; top: -100px; left: 16px;
  background: var(--bg-2); color: var(--text-0);
  padding: 10px 16px; border-radius: var(--radius);
  z-index: 200; transition: top 200ms;
}
.skip-link:focus { top: 16px; }

/* Layout */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.site-main section { padding: 110px 0; position: relative; }
@media (max-width: 768px) { .site-main section { padding: 72px 0; } }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace;
  font-size: 12px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--primary);
  padding: 6px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: rgba(56,189,248,0.06);
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 8px var(--glow); }

.site-main h1,
.site-main h2,
.site-main h3,
.site-main h4,
.site-main h5,
.site-main h6 { color: var(--text-0); font-weight: 700; letter-spacing: -0.02em; line-height: 1.15; margin: 0; }
.site-main h1 { font-size: clamp(2.2rem, 5.4vw, 4.2rem); font-weight: 800; }
.site-main h2 { font-size: clamp(1.8rem, 3.5vw, 2.7rem); margin-bottom: 18px; }
.site-main h3 { font-size: 1.25rem; }
.site-main p { margin: 0 0 14px; color: var(--text-1); }

.section-head { max-width: 760px; margin: 0 auto 60px; text-align: center; }
.section-head p { color: var(--text-2); font-size: 1.05rem; }

.gradient-text {
  background: linear-gradient(135deg, #ffffff 0%, var(--accent) 50%, var(--primary) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px;
  font-weight: 600; font-size: 0.95rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  color: #001020;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  box-shadow: 0 8px 24px rgba(56,189,248,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(56,189,248,0.5); color: #001020; }
.btn-ghost {
  color: var(--text-0);
  background: transparent;
  border-color: var(--border-strong);
}
.btn-ghost:hover { background: rgba(56,189,248,0.08); color: var(--accent); }

/* Nav */
.nav-wrap {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(5,10,19,0.6);
  -webkit-backdrop-filter: blur(14px);
          backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}
.nav-wrap.scrolled {
  background: rgba(5,10,19,0.85);
  border-bottom-color: var(--border);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--container);
  margin: 0 auto;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 1.15rem;
  color: var(--text-0); text-decoration: none;
}
.logo .custom-logo { max-height: 40px; width: auto; }
.logo-mark {
  width: 36px; height: 36px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(56,189,248,0.2), rgba(14,165,233,0.05));
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace;
  font-weight: 700; color: var(--accent);
  box-shadow: var(--shadow-glow);
}
.nav-links { display: flex; gap: 6px; list-style: none; padding: 0; margin: 0; }
.nav-links li { list-style: none; }
.nav-links a {
  color: var(--text-1); font-size: 0.95rem; font-weight: 500;
  padding: 8px 14px; border-radius: var(--radius);
  transition: all var(--transition);
  display: inline-block;
}
.nav-links a:hover,
.nav-links .current-menu-item > a { color: var(--text-0); background: rgba(56,189,248,0.08); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-toggle {
  display: none; background: transparent; border: 1px solid var(--border-strong);
  border-radius: var(--radius); width: 40px; height: 40px; color: var(--text-0);
  align-items: center; justify-content: center;
}
@media (max-width: 980px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-cta .btn { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg-1); padding: 16px 24px;
    border-top: 1px solid var(--border);
  }
}

/* Hero */
.hero {
  padding-top: 160px !important; padding-bottom: 100px !important;
  position: relative;
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center;
}
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; gap: 40px; } }
.hero h1 { margin-top: 24px; margin-bottom: 22px; }
.hero p.lead { font-size: 1.15rem; color: var(--text-1); max-width: 580px; margin-bottom: 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-stats { display: flex; gap: 36px; margin-top: 48px; flex-wrap: wrap; }
.hero-stats .stat .num { font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace; font-size: 1.8rem; color: var(--accent); font-weight: 700; }
.hero-stats .stat .lbl { font-size: 0.85rem; color: var(--text-2); text-transform: uppercase; letter-spacing: 0.1em; }

/* Code Visual */
.hero-visual {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(15,37,64,0.95), rgba(10,26,46,0.85));
  box-shadow: var(--shadow-md), 0 0 60px rgba(56,189,248,0.15);
  overflow: hidden;
}
.hv-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px; border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,0.3);
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace;
  font-size: 12px; color: var(--text-2);
}
.hv-dot { width: 10px; height: 10px; border-radius: 50%; background: #2d3748; }
.hv-dot.r { background: #ef4444; }
.hv-dot.y { background: #f59e0b; }
.hv-dot.g { background: #10b981; }
.hv-title { margin-left: auto; }
.hv-body { padding: 20px; font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace; font-size: 13px; line-height: 1.7; }
.hv-line { display: block; }
.hv-line .ln { color: var(--text-3); display: inline-block; width: 24px; -webkit-user-select: none; user-select: none; }
.tk-kw { color: #c084fc; }
.tk-fn { color: var(--accent); }
.tk-str { color: #fbbf24; }
.tk-com { color: var(--text-3); font-style: italic; }
.tk-var { color: #f472b6; }
.cursor { display: inline-block; width: 7px; height: 14px; background: var(--accent); margin-left: 2px; animation: ruk-blink 1s steps(2) infinite; vertical-align: middle; }
@keyframes ruk-blink { 50% { opacity: 0; } }

.badge-strip {
  margin-top: 70px;
  display: flex; flex-wrap: wrap; justify-content: center; gap: 16px;
  opacity: 0.75;
}
.badge-strip .b {
  padding: 8px 16px; border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace; font-size: 12px;
  color: var(--text-2);
  background: rgba(15,37,64,0.4);
}

/* Grids */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 980px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; } }

/* Cards */
.card {
  position: relative;
  padding: 28px;
  background: var(--surface);
  -webkit-backdrop-filter: blur(8px);
          backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(56,189,248,0.12), transparent 40%);
  opacity: 0; transition: opacity var(--transition);
  pointer-events: none;
}
.card:hover { transform: translateY(-4px); border-color: var(--border-strong); box-shadow: var(--shadow-md); }
.card:hover::before { opacity: 1; }
.card .icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(56,189,248,0.18), rgba(14,165,233,0.05));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  color: var(--accent);
  margin-bottom: 18px;
}
.card h3 { margin-bottom: 10px; }
.card p { color: var(--text-2); font-size: 0.95rem; margin: 0; }
.card ul.feature-list { list-style: none; padding: 0; margin: 14px 0 0; }
.card ul.feature-list li {
  color: var(--text-2); font-size: 0.9rem; padding: 4px 0 4px 22px;
  position: relative;
}
.card ul.feature-list li::before {
  content: "›"; position: absolute; left: 6px; color: var(--accent); font-weight: 700;
}

.card.featured {
  border-color: var(--border-strong);
  background: linear-gradient(180deg, rgba(56,189,248,0.06), var(--surface));
  box-shadow: var(--shadow-glow);
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace; font-size: 11px;
  color: var(--accent);
  background: rgba(56,189,248,0.08);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  text-transform: uppercase; letter-spacing: 0.08em;
}

/* AI Section */
.ai-section {
  position: relative;
  background: linear-gradient(180deg, transparent, rgba(56,189,248,0.04), transparent);
}
.ai-divider {
  position: absolute; left: 0; right: 0; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong), transparent);
}

/* Process */
.process { counter-reset: step; }
.process .grid-4 { gap: 0; }
.process .step {
  position: relative; padding: 28px;
  border-right: 1px solid var(--border);
  counter-increment: step;
}
.process .step:last-child { border-right: none; }
.process .step::before {
  content: counter(step, decimal-leading-zero);
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace;
  font-size: 14px; color: var(--accent);
  display: block; margin-bottom: 16px;
  padding: 4px 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  width: -webkit-fit-content;
  width: fit-content;
}
.process .step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.process .step p { font-size: 0.9rem; color: var(--text-2); }
@media (max-width: 980px) { .process .step { border-right: none; border-bottom: 1px solid var(--border); } }

/* Tech */
.tech-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}
.tech-pill {
  padding: 18px;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace;
  font-size: 13px; color: var(--text-1);
  background: var(--surface);
  transition: all var(--transition);
}
.tech-pill:hover { border-color: var(--border-strong); color: var(--accent); transform: translateY(-2px); }

/* Team */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 980px) { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .team-grid { grid-template-columns: 1fr; } }
.team-card {
  text-align: center;
  padding: 28px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: all var(--transition);
}
.team-card:hover { border-color: var(--border-strong); transform: translateY(-3px); }
.avatar {
  width: 72px; height: 72px;
  margin: 0 auto 14px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primary-3), var(--bg-3));
  display: grid; place-items: center;
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace;
  font-weight: 700; font-size: 1.4rem;
  color: #fff;
  border: 1px solid var(--border-strong);
}
.team-card .name { color: var(--text-0); font-weight: 600; margin-bottom: 2px; }
.team-card .role { font-size: 0.85rem; color: var(--text-2); }

/* Blog */
.blog-card {
  display: flex; flex-direction: column;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: all var(--transition);
  height: 100%;
}
.blog-card:hover { border-color: var(--border-strong); transform: translateY(-3px); }
.blog-meta {
  display: flex; gap: 12px; font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace;
  font-size: 11px; color: var(--text-3);
  text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 14px;
}
.blog-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.blog-card p { color: var(--text-2); font-size: 0.92rem; flex: 1; }
.blog-card .read-more {
  margin-top: 16px; font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace; font-size: 13px;
  color: var(--accent);
  display: inline-block;
}

/* CTA */
.cta-section {
  position: relative;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-box {
  position: relative;
  padding: 60px 40px;
  text-align: center;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(56,189,248,0.15), transparent 70%),
    linear-gradient(180deg, var(--surface-elevated), var(--surface));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  overflow: hidden;
}
.cta-box h2 { margin-bottom: 14px; }
.cta-box p { color: var(--text-2); max-width: 600px; margin: 0 auto 28px; }

/* Footer */
.site-footer {
  padding: 60px 0 24px;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, transparent, rgba(0,0,0,0.4));
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
}
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color: var(--text-0); font-size: 0.95rem; margin-bottom: 14px; font-weight: 600; }
.site-footer ul, .site-footer .menu { list-style: none; padding: 0; margin: 0; }
.site-footer ul li, .site-footer .menu li { padding: 4px 0; list-style: none; }
.site-footer ul li a, .site-footer .menu li a { color: var(--text-2); font-size: 0.9rem; }
.site-footer ul li a:hover, .site-footer .menu li a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 20px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  color: var(--text-3); font-size: 0.85rem;
}

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(2, 8, 16, 0.78);
  -webkit-backdrop-filter: blur(6px);
          backdrop-filter: blur(6px);
  display: none;
  align-items: center; justify-content: center;
  z-index: 1000;
  padding: 20px;
  animation: ruk-fadeIn 200ms ease-out;
}
.modal-backdrop.open { display: flex; }
@keyframes ruk-fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes ruk-slideIn { from { opacity: 0; transform: translateY(20px) scale(0.98); } to { opacity: 1; transform: none; } }

.modal {
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  width: 100%; max-width: 560px;
  max-height: 90vh; overflow-y: auto;
  box-shadow: 0 30px 80px rgba(0,0,0,0.6), 0 0 60px rgba(56,189,248,0.2);
  animation: ruk-slideIn 280ms cubic-bezier(.2,.8,.2,1);
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 26px;
  border-bottom: 1px solid var(--border);
}
.modal-header h3 { color: var(--text-0); font-size: 1.2rem; margin: 0; }
.modal-close {
  background: transparent; border: 1px solid var(--border);
  width: 34px; height: 34px;
  border-radius: var(--radius);
  color: var(--text-1); display: grid; place-items: center;
  transition: all var(--transition);
}
.modal-close:hover { color: var(--accent); border-color: var(--border-strong); }
.modal-body { padding: 26px; }

/* CF7-Override für Dark Theme */
.modal-body .wpcf7 { color: var(--text-1); }
.modal-body .wpcf7-form p { margin: 0 0 16px; }
.modal-body .wpcf7-form label {
  display: block; font-size: 0.85rem; color: var(--text-1);
  margin-bottom: 8px; font-weight: 500;
}
.modal-body .wpcf7-form input[type="text"],
.modal-body .wpcf7-form input[type="email"],
.modal-body .wpcf7-form input[type="tel"],
.modal-body .wpcf7-form input[type="url"],
.modal-body .wpcf7-form input[type="number"],
.modal-body .wpcf7-form textarea,
.modal-body .wpcf7-form select {
  width: 100%; padding: 12px 14px;
  background: rgba(5,10,19,0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-0);
  font-family: inherit; font-size: 0.95rem;
  transition: all var(--transition);
}
.modal-body .wpcf7-form input:focus,
.modal-body .wpcf7-form textarea:focus,
.modal-body .wpcf7-form select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56,189,248,0.18);
}
.modal-body .wpcf7-form textarea { resize: vertical; min-height: 110px; }
.modal-body .wpcf7-form input[type="checkbox"] { width: auto; margin-right: 8px; }
.modal-body .wpcf7-form .wpcf7-acceptance label,
.modal-body .wpcf7-form .wpcf7-list-item-label {
  display: inline; color: var(--text-2); font-size: 0.85rem; font-weight: 400;
}
.modal-body .wpcf7-form .wpcf7-list-item { margin: 0; display: block; }
.modal-body .wpcf7-form input[type="submit"] {
  display: inline-flex; align-items: center; justify-content: center;
  width: 100%;
  padding: 14px 26px;
  font-weight: 600; font-size: 0.95rem;
  color: #001020;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  border: 1px solid transparent;
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(56,189,248,0.35);
  cursor: pointer;
  transition: all var(--transition);
}
.modal-body .wpcf7-form input[type="submit"]:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(56,189,248,0.5); }
.modal-body .wpcf7-form input[type="submit"]:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.modal-body .wpcf7-not-valid-tip {
  color: var(--danger); font-size: 0.8rem; margin-top: 6px; display: block;
}
.modal-body .wpcf7-response-output {
  margin: 16px 0 0 !important;
  padding: 12px 14px !important;
  border-radius: var(--radius) !important;
  font-size: 0.9rem;
  background: rgba(5,10,19,0.6);
  border: 1px solid var(--border) !important;
  border-left: 3px solid var(--accent) !important;
  color: var(--text-1);
}
.modal-body .wpcf7 form.invalid .wpcf7-response-output,
.modal-body .wpcf7 form.failed .wpcf7-response-output,
.modal-body .wpcf7 form.aborted .wpcf7-response-output {
  border-left-color: var(--danger) !important;
}
.modal-body .wpcf7 form.sent .wpcf7-response-output {
  border-left-color: var(--success) !important;
}
.modal-body .wpcf7-spinner {
  background-color: var(--primary);
}

/* ===== Natives Kontaktformular (Theme-eigen) ===== */
.ruk-form { display: block; }
.ruk-form .ruk-hp {
  position: absolute !important; left: -9999px !important; top: -9999px !important;
  width: 1px; height: 1px; overflow: hidden;
}
.ruk-form .ruk-field { margin-bottom: 16px; position: relative; }
.ruk-form .ruk-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
@media (max-width: 540px) {
  .ruk-form .ruk-row { grid-template-columns: 1fr; gap: 0; }
}
.ruk-form label {
  display: block; font-size: 0.85rem; color: var(--text-1);
  margin-bottom: 8px; font-weight: 500;
}
.ruk-form input[type="text"],
.ruk-form input[type="email"],
.ruk-form input[type="tel"],
.ruk-form input[type="url"],
.ruk-form input[type="number"],
.ruk-form textarea,
.ruk-form select {
  width: 100%; padding: 12px 14px;
  background: rgba(5,10,19,0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-0);
  font-family: inherit; font-size: 0.95rem;
  transition: all var(--transition);
}
.ruk-form input:focus,
.ruk-form textarea:focus,
.ruk-form select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56,189,248,0.18);
}
.ruk-form textarea { resize: vertical; min-height: 110px; }
.ruk-form .ruk-err {
  color: var(--danger); font-size: 0.8rem;
  margin-top: 6px; display: block; min-height: 1em;
}
.ruk-form .ruk-field.invalid input,
.ruk-form .ruk-field.invalid textarea,
.ruk-form .ruk-field.invalid select { border-color: var(--danger); }

.ruk-form .ruk-check {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.85rem; color: var(--text-2); cursor: pointer;
  margin-bottom: 0;
}
.ruk-form .ruk-check input[type="checkbox"] {
  width: auto; margin-top: 3px; flex: 0 0 auto;
  accent-color: var(--accent);
}
.ruk-form .ruk-check a { text-decoration: underline; text-underline-offset: 2px; }

.ruk-form .ruk-actions {
  display: flex; justify-content: flex-end; gap: 12px;
  margin-top: 22px; padding-top: 18px;
  border-top: 1px solid var(--border);
}
@media (max-width: 480px) {
  .ruk-form .ruk-actions { flex-direction: column-reverse; }
  .ruk-form .ruk-actions .btn { width: 100%; }
}

.ruk-form .ruk-formnote {
  font-size: 0.78rem; color: var(--text-3);
  margin: 14px 0 0; line-height: 1.5;
}

/* Submit-Button Loading State */
.ruk-form .btn .ruk-btn-spinner {
  display: none;
  width: 14px; height: 14px;
  border: 2px solid rgba(0, 16, 32, 0.25);
  border-top-color: #001020;
  border-radius: 50%;
  animation: ruk-spin 600ms linear infinite;
}
.ruk-form .btn.is-loading .ruk-btn-label { opacity: 0.55; }
.ruk-form .btn.is-loading .ruk-btn-spinner { display: inline-block; }
.ruk-form .btn:disabled { opacity: 0.85; cursor: not-allowed; transform: none !important; }
/* ====== Inline-Kontaktformular (v1.3.2) ====== */
.ruk-form {
  margin-top: 8px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  -webkit-backdrop-filter: blur(8px);
          backdrop-filter: blur(8px);
}
.ruk-form .ruk-hp {
  position: absolute !important;
  left: -9999px !important;
  width: 1px; height: 1px; overflow: hidden;
}
.ruk-form .ruk-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
}
@media (max-width: 540px) {
  .ruk-form { padding: 22px; }
  .ruk-form .ruk-row { grid-template-columns: 1fr; gap: 0; }
}
.ruk-form .ruk-field { margin-bottom: 18px; }
.ruk-form label {
  display: block; font-size: 0.85rem; color: var(--text-1);
  margin-bottom: 8px; font-weight: 500;
}
.ruk-form input[type="text"],
.ruk-form input[type="email"],
.ruk-form input[type="tel"],
.ruk-form textarea,
.ruk-form select {
  width: 100%; padding: 12px 14px;
  background: rgba(5,10,19,0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-0);
  font-family: inherit; font-size: 0.95rem;
  transition: all var(--transition);
}
.ruk-form input:focus,
.ruk-form textarea:focus,
.ruk-form select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56,189,248,0.18);
}
.ruk-form textarea { resize: vertical; min-height: 130px; }
.ruk-form .ruk-check {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.85rem; color: var(--text-2); cursor: pointer;
  margin: 0;
}
.ruk-form .ruk-check input[type="checkbox"] {
  width: auto; margin-top: 3px;
  accent-color: var(--accent);
  flex: 0 0 auto;
}
.ruk-form .ruk-actions {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin-top: 22px; padding-top: 18px;
  border-top: 1px solid var(--border);
}
.ruk-form .ruk-actions .btn { flex: 1 1 auto; }
@media (max-width: 480px) {
  .ruk-form .ruk-actions { flex-direction: column; }
  .ruk-form .ruk-actions .btn { width: 100%; }
}
.ruk-form .ruk-formnote {
  font-size: 0.78rem; color: var(--text-3);
  margin: 14px 0 0; line-height: 1.5;
}

/* Status-Messages (nach Redirect) */
.ruk-msg {
  padding: 16px 20px;
  margin: 0 0 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  border-left-width: 3px;
  background: rgba(5,10,19,0.6);
  color: var(--text-0);
  font-size: 0.95rem;
}
.ruk-msg-success { border-left-color: var(--success); }
.ruk-msg-error   { border-left-color: var(--danger); }
.ruk-msg a       { color: var(--accent); text-decoration: underline; }

/* ====== Erweiterte Inhalte: Explainer-Boxen ====== */
.explainer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: start;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
@media (max-width: 768px) {
  .explainer-grid { grid-template-columns: 1fr; gap: 28px; padding: 24px; }
}
.explainer-grid p {
  color: var(--text-1);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 14px;
}
.explainer-grid p:last-child { margin-bottom: 0; }
.explainer-grid .checklist {
  padding: 24px;
  background: rgba(5,10,19,0.4);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
}
.explainer-grid .checklist ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.explainer-grid .checklist ul li {
  position: relative;
  padding: 8px 0 8px 28px;
  font-size: 0.92rem;
  color: var(--text-1);
  line-height: 1.55;
  border-bottom: 1px solid var(--border);
}
.explainer-grid .checklist ul li:last-child { border-bottom: none; }
.explainer-grid .checklist ul li::before {
  content: "\2713";
  position: absolute;
  left: 4px;
  top: 8px;
  color: var(--accent);
  font-weight: 700;
  font-size: 1rem;
}
.explainer-grid .checklist strong {
  color: var(--text-0);
}

/* ====== Case Cards (Praxis-Beispiele) ====== */
.case-card {
  display: flex;
  flex-direction: column;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
  -webkit-backdrop-filter: blur(8px);
          backdrop-filter: blur(8px);
}
.case-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.case-tag {
  display: inline-block;
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 4px 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: rgba(56,189,248,0.08);
  margin-bottom: 16px;
  align-self: flex-start;
}
.case-card h4 {
  color: var(--text-0);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 16px;
  line-height: 1.3;
}
.case-card .case-problem,
.case-card .case-solution {
  font-size: 0.92rem;
  color: var(--text-1);
  line-height: 1.6;
  margin-bottom: 14px;
}
.case-card .case-problem strong,
.case-card .case-solution strong {
  color: var(--text-0);
  display: inline;
}

/* Metriken-Reihe */
.case-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 18px 0;
  padding: 16px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.case-metrics > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.metric-num {
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}
.metric-lbl {
  font-size: 0.7rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
  line-height: 1.3;
}
.case-stack {
  margin: 0;
  padding-top: 14px;
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', Consolas, 'Liberation Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-3);
  line-height: 1.5;
}
.case-stack span {
  color: var(--accent);
  margin-right: 6px;
  font-weight: 600;
}

/* 5-Schritte-Prozess */
.grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
}
@media (max-width: 1100px) {
  .grid-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .grid-5 { grid-template-columns: 1fr; }
}
.grid-5.process .step {
  border-right: 1px solid var(--border);
  border-bottom: none;
}
.grid-5.process .step:last-child { border-right: none; }
@media (max-width: 1100px) {
  .grid-5.process .step {
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .grid-5.process .step:nth-child(2n) { border-right: none; }
}
@media (max-width: 540px) {
  .grid-5.process .step {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .grid-5.process .step:last-child { border-bottom: none; }
}

/* ====== FAQ Accordion (native <details>) ====== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}
.faq-item[open] {
  border-color: var(--border-strong);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.faq-item summary {
  cursor: pointer;
  padding: 20px 24px;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  user-select: none;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-0);
  line-height: 1.4;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::marker { display: none; }
.faq-item .faq-q {
  flex: 1;
}
.faq-item .faq-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  color: var(--accent);
  background: rgba(56,189,248,0.06);
  transition: transform 240ms ease;
}
.faq-item[open] .faq-icon {
  transform: rotate(180deg);
}
.faq-item summary:hover {
  background: rgba(56,189,248,0.04);
}
.faq-item summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}
.faq-item .faq-a {
  padding: 0 24px 22px 24px;
  font-size: 0.96rem;
  color: var(--text-1);
  line-height: 1.7;
  border-top: 1px solid var(--border);
  padding-top: 18px;
}

/* ====== Review Cards ====== */
.review-card {
  display: flex;
  flex-direction: column;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  transition: all var(--transition);
  -webkit-backdrop-filter: blur(8px);
          backdrop-filter: blur(8px);
}
.review-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.review-card::before {
  content: "\201E";
  position: absolute;
  top: -8px;
  left: 24px;
  font-size: 4rem;
  font-family: Georgia, serif;
  color: var(--accent);
  opacity: 0.25;
  line-height: 1;
}
.review-stars {
  color: var(--accent);
  font-size: 1.1rem;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.review-card blockquote {
  margin: 0 0 22px;
  padding: 0;
  border: none;
  background: none;
  font-style: italic;
  color: var(--text-1);
  font-size: 1rem;
  line-height: 1.7;
  flex: 1;
}
.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.review-author .avatar {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  font-size: 0.9rem;
}
.review-author .name {
  color: var(--text-0);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 2px;
}
.review-author .role {
  color: var(--text-2);
  font-size: 0.82rem;
}

/* ====== Cookie-Banner (DSGVO, minimal) ====== */
.ruk-cookie-banner {
  position: fixed;
  left: 20px;
  right: 20px;
  bottom: 20px;
  z-index: 9999;
  max-width: 720px;
  margin: 0 auto;
  background: linear-gradient(180deg, var(--bg-2) 0%, var(--bg-1) 100%);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  box-shadow: 0 16px 50px rgba(0,0,0,0.5), 0 0 40px rgba(56,189,248,0.15);
  -webkit-backdrop-filter: blur(14px);
          backdrop-filter: blur(14px);
  animation: ruk-cookie-slide 380ms cubic-bezier(.2,.8,.2,1);
}
@keyframes ruk-cookie-slide {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: none; }
}
.ruk-cookie-inner {
  padding: 22px 26px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
}
@media (max-width: 640px) {
  .ruk-cookie-banner { left: 12px; right: 12px; bottom: 12px; }
  .ruk-cookie-inner { grid-template-columns: 1fr; padding: 20px; gap: 18px; }
}
.ruk-cookie-text strong {
  display: block;
  color: var(--text-0);
  font-size: 0.95rem;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.ruk-cookie-text p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--text-2);
}
.ruk-cookie-text a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.ruk-cookie-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-shrink: 0;
}
.ruk-cookie-actions .btn {
  padding: 10px 20px;
  font-size: 0.88rem;
  white-space: nowrap;
}
@media (max-width: 640px) {
  .ruk-cookie-actions { flex-direction: column-reverse; }
  .ruk-cookie-actions .btn { width: 100%; }
}

/* Wenn Banner aktiv ist, dezent abdunkeln um Aufmerksamkeit zu lenken */
body.ruk-cookie-active::before {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.15);
  z-index: 9998;
  pointer-events: none;
  -webkit-backdrop-filter: blur(1px);
          backdrop-filter: blur(1px);
}