/*
Theme Name: ITSK Claude Theme
Theme URI: https://itsk.de
Author: OpenAI
Description: WordPress Theme für ITSK, eng am gelieferten Claude-Template orientiert.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
Text Domain: itsk-claude
*/

:root {
  --blue-900: #042C53;
  --blue-800: #0C447C;
  --blue-700: #185FA5;
  --blue-600: #185FA5;
  --blue-400: #378ADD;
  --blue-100: #B5D4F4;
  --blue-50:  #E6F1FB;
  --teal-800: #085041;
  --teal-600: #0F6E56;
  --teal-400: #1D9E75;
  --teal-100: #9FE1CB;
  --teal-50:  #E1F5EE;
  --gray-900: #1A1A2E;
  --gray-800: #16213E;
  --gray-700: #2C2C2A;
  --gray-300: #B4B2A9;
  --gray-100: #F1EFE8;
  --white: #ffffff;
  --accent: #378ADD;
  --accent2: #1D9E75;
  --font-heading: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--gray-900);
  background: var(--white);
}
body.admin-bar .nav { top: 32px; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }
.site-main { min-height: 60vh; }

/* NAVIGATION */
.nav {
  position: sticky; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(4,44,83,0.97);
  backdrop-filter: blur(12px);
  padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
  border-bottom: 1px solid rgba(55,138,221,0.2);
}
.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -1px;
}
.nav-logo span { color: var(--accent); }
.nav-menu { display:flex; align-items:center; gap:2rem; }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.3px;
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links .current-menu-item > a, .nav-links .current_page_item > a { color: var(--accent); }
.nav-cta a {
  background: var(--accent);
  color: var(--white) !important;
  padding: 0.5rem 1.2rem;
  border-radius: 6px;
  font-weight: 500 !important;
  transition: background 0.2s !important;
}
.nav-cta a:hover { background: var(--blue-800) !important; color: var(--white) !important; }

/* GLOBAL */
.section { padding: 100px 2rem; }
.section-alt { background: var(--gray-100); }
.section-dark { background: var(--gray-900); }
.container { max-width: 1200px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 4rem; }
.section-tag {
  display: inline-block;
  background: var(--blue-50);
  color: var(--blue-800);
  padding: 4px 14px; border-radius: 20px;
  font-size: 0.78rem; font-weight: 600;
  letter-spacing: 1px; text-transform: uppercase;
  margin-bottom: 1rem;
}
.section-dark .section-tag { background: rgba(55,138,221,0.2); color: var(--blue-100); }
.section-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700; color: var(--gray-900);
  line-height: 1.2; margin-bottom: 1rem;
  letter-spacing: -0.5px;
}
.section-dark .section-header h2 { color: var(--white); }
.section-header p {
  max-width: 700px; margin: 0 auto;
  color: #555; font-size: 1.05rem; line-height: 1.7;
}
.section-dark .section-header p { color: rgba(255,255,255,0.65); }

/* HERO */
.hero {
  min-height: calc(100vh - 68px);
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--blue-900) 50%, #0a1628 100%);
  display: flex; align-items: center;
  padding: 80px 2rem 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(55,138,221,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(29,158,117,0.1) 0%, transparent 40%);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(55,138,221,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(55,138,221,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-inner {
  max-width: 1200px; margin: 0 auto; position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(55,138,221,0.15);
  border: 1px solid rgba(55,138,221,0.3);
  color: var(--blue-100);
  padding: 6px 14px; border-radius: 20px;
  font-size: 0.8rem; font-weight: 500; letter-spacing: 0.5px;
  margin-bottom: 1.5rem;
}
.hero-badge::before { content: '●'; color: var(--accent); font-size: 8px; }
.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 4vw, 3.8rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
}
.hero h1 span { color: var(--accent); }
.hero p {
  font-size: 1.1rem; color: rgba(255,255,255,0.75);
  line-height: 1.8; margin-bottom: 2rem; font-weight: 300;
}
.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-primary {
  background: var(--accent);
  color: var(--white);
  padding: 0.85rem 2rem; border-radius: 8px;
  text-decoration: none; font-weight: 500; font-size: 0.95rem;
  transition: background 0.2s, transform 0.1s;
  display: inline-block;
}
.btn-primary:hover { background: #2a6db5; transform: translateY(-1px); color:#fff; }
.btn-outline {
  background: transparent;
  color: var(--white);
  padding: 0.85rem 2rem; border-radius: 8px;
  text-decoration: none; font-weight: 500; font-size: 0.95rem;
  border: 1px solid rgba(255,255,255,0.3);
  transition: border-color 0.2s, background 0.2s;
  display: inline-block;
}
.btn-outline:hover { border-color: var(--accent); background: rgba(55,138,221,0.1); color:#fff; }
.hero-visual { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.hero-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px; padding: 1.2rem;
  transition: border-color 0.2s;
}
.hero-card:hover { border-color: rgba(55,138,221,0.4); }
.hero-card-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: rgba(55,138,221,0.2);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 0.75rem; font-size: 1.2rem;
}
.hero-card h4 {
  font-family: var(--font-heading);
  font-size: 0.85rem; font-weight: 600;
  color: var(--white); margin-bottom: 0.25rem;
}
.hero-card p { font-size: 0.75rem; color: rgba(255,255,255,0.5); line-height: 1.4; margin:0; }

/* COMPONENTS */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.service-card, .team-card, .info-card, .faq-item {
  background: var(--white);
  border: 1px solid #e5e5e5;
  border-radius: 16px;
}
.service-card {
  padding: 2rem;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  position: relative; overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0; transition: opacity 0.2s;
}
.service-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,0.1); border-color: var(--accent); }
.service-card:hover::before { opacity: 1; }
.service-icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--blue-50);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 1.25rem;
}
.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem; font-weight: 700;
  color: var(--gray-900); margin-bottom: 0.75rem;
}
.service-card p { font-size: 0.9rem; color: #666; line-height: 1.6; margin-bottom: 1.25rem; }
.service-link {
  font-size: 0.85rem; font-weight: 500;
  color: var(--accent); text-decoration: none;
  display: inline-flex; align-items: center; gap: 4px;
}
.service-link:hover { color: var(--blue-800); }
.service-link::after { content: '→'; transition: transform 0.2s; }
.service-link:hover::after { transform: translateX(3px); }

.stats-row {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem;
}
.stat-item { text-align: center; }
.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem; font-weight: 800;
  color: var(--accent); line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-label { font-size: 0.9rem; color: rgba(255,255,255,0.6); }

.partner-grid {
  display: flex; flex-wrap: wrap; gap: 1rem;
  justify-content: center; align-items: center;
}
.partner-badge {
  background: var(--white);
  border: 1px solid #e5e5e5;
  border-radius: 10px;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-heading);
  font-weight: 700; font-size: 0.9rem;
  color: var(--blue-800);
  display: flex; align-items: center; gap: 8px;
}

.process-steps {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 2rem; position: relative;
}
.process-steps::before {
  content: '';
  position: absolute; top: 30px; left: 12.5%; right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  z-index: 0;
}
.process-step { text-align: center; position: relative; z-index: 1; }
.step-number {
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-heading); font-weight: 800; font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.25rem;
}
.process-step h4 {
  font-family: var(--font-heading);
  font-weight: 700; font-size: 1rem;
  color: var(--gray-900); margin-bottom: 0.5rem;
}
.process-step p { font-size: 0.85rem; color: #666; line-height: 1.5; }

.testimonials-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}
.testimonial-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px; padding: 2rem;
}
.testimonial-stars { color: #f59e0b; margin-bottom: 1rem; font-size: 0.9rem; }
.testimonial-text { color: rgba(255,255,255,0.8); font-style: italic; margin-bottom: 1.5rem; line-height: 1.7; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: var(--white); font-size: 0.9rem;
}
.author-name { font-weight: 600; color: var(--white); font-size: 0.9rem; }
.author-role { font-size: 0.8rem; color: rgba(255,255,255,0.5); }

.cta-band {
  background: linear-gradient(135deg, var(--blue-800), var(--teal-600));
  padding: 80px 2rem; text-align: center;
}
.cta-band h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800; color: var(--white);
  margin-bottom: 1rem; letter-spacing: -0.5px;
}
.cta-band p { color: rgba(255,255,255,0.8); font-size: 1.05rem; margin-bottom: 2rem; }

.breadcrumb {
  padding: 1rem 2rem;
  background: var(--gray-100);
  border-bottom: 1px solid #e5e5e5;
}
.breadcrumb-inner {
  max-width: 1200px; margin: 0 auto;
  font-size: 0.82rem; color: #888;
  display: flex; gap: 0.5rem; align-items: center; flex-wrap:wrap;
}
.breadcrumb-inner a { color: var(--accent); text-decoration: none; }
.breadcrumb-inner a:hover { text-decoration: underline; }

.detail-hero {
  background: linear-gradient(135deg, var(--blue-900), var(--gray-900));
  padding: 140px 2rem 80px;
  text-align: center;
}
.detail-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800; color: var(--white);
  margin-bottom: 1rem; letter-spacing: -0.5px;
}
.detail-hero p { color: rgba(255,255,255,0.75); font-size: 1.1rem; max-width: 720px; margin: 0 auto; }
.detail-hero-icon {
  width: 80px; height: 80px; border-radius: 20px;
  background: rgba(55,138,221,0.2);
  border: 1px solid rgba(55,138,221,0.3);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.5rem; margin: 0 auto 1.5rem;
}
.content-two-col {
  display: grid; grid-template-columns: 2fr 1fr; gap: 4rem;
  align-items: start;
}
.prose h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem; font-weight: 700;
  color: var(--gray-900); margin: 2rem 0 1rem;
  letter-spacing: -0.3px;
}
.prose h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem; font-weight: 600;
  color: var(--gray-900); margin: 1.5rem 0 0.75rem;
}
.prose p { color: #444; line-height: 1.8; margin-bottom: 1rem; }
.prose ul { margin: 1rem 0 1.5rem 1.5rem; }
.prose ul li { color: #444; line-height: 1.7; margin-bottom: 0.4rem; }
.prose ul li::marker { color: var(--accent); }

.sidebar-card {
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  border-radius: 16px; padding: 1.75rem;
  position: sticky; top: 90px;
}
.sidebar-card h4 {
  font-family: var(--font-heading);
  font-size: 1rem; font-weight: 700;
  color: var(--blue-900); margin-bottom: 1rem;
}
.sidebar-contact-item {
  display: flex; align-items: center; gap: 10px;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--blue-100);
  font-size: 0.88rem; color: var(--blue-800);
}
.sidebar-contact-item:last-of-type { border-bottom: none; }
.benefits-list { display: grid; gap: 0.75rem; margin: 1.5rem 0; }
.benefit-item {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.9rem; color: #444;
}
.benefit-check {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--teal-50); border: 1px solid var(--teal-100);
  display: flex; align-items: center; justify-content: center;
  color: var(--teal-600); font-size: 0.65rem; flex-shrink: 0; margin-top: 2px;
}

.feature-blocks { display: grid; gap: 5rem; }
.feature-block {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
}
.feature-block.reverse { direction: rtl; }
.feature-block.reverse > * { direction: ltr; }
.feature-visual {
  background: linear-gradient(135deg, var(--blue-900), var(--blue-800));
  border-radius: 20px; padding: 3rem;
  display: flex; align-items: center; justify-content: center;
  min-height: 300px; position: relative; overflow: hidden;
}
.feature-visual::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 70% 30%, rgba(55,138,221,0.2) 0%, transparent 60%);
}
.feature-visual-icon { font-size: 6rem; position: relative; z-index: 1; }
.feature-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700; color: var(--gray-900);
  margin-bottom: 1rem; letter-spacing: -0.3px;
}
.feature-content p { color: #555; line-height: 1.75; margin-bottom: 1rem; }

.faq-list { display: grid; gap: 1rem; }
.faq-item { overflow: hidden; }
.faq-q {
  padding: 1.25rem 1.5rem;
  font-weight: 500; color: var(--gray-900); font-size: 0.95rem;
  cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  transition: background 0.2s;
}
.faq-q:hover { background: var(--blue-50); }
.faq-a {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9rem; color: #666; line-height: 1.7;
}
.faq-chevron { transition: transform 0.2s; font-size: 0.8rem; }

.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem;
  align-items: start;
}
.contact-info h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem; font-weight: 700;
  margin-bottom: 1.5rem; color: var(--gray-900);
}
.contact-detail {
  display: flex; gap: 1rem; margin-bottom: 1.25rem;
  align-items: flex-start;
}
.contact-detail-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--blue-50); border: 1px solid var(--blue-100);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.contact-detail strong { display: block; font-size: 0.8rem; color: #999; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 2px; }
.contact-detail span { color: var(--gray-900); font-weight: 500; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 500; color: #555; margin-bottom: 6px; }
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%; padding: 0.75rem 1rem;
  border: 1.5px solid #e0e0e0; border-radius: 8px;
  font-family: var(--font-body); font-size: 0.95rem;
  color: var(--gray-900); background: var(--white);
  transition: border-color 0.2s;
  outline: none;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--accent); }
.form-group textarea { min-height: 140px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; }
.team-card {
  padding: 2rem 1.5rem; text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.team-card:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(0,0,0,0.08); }
.team-avatar {
  width: 80px; height: 80px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--teal-400));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-weight: 800;
  font-size: 1.5rem; color: var(--white);
  margin: 0 auto 1rem;
}
.team-card h4 { font-family: var(--font-heading); font-weight: 700; color: var(--gray-900); margin-bottom: 0.25rem; }
.team-card p { font-size: 0.85rem; color: #888; }

.footer {
  background: var(--gray-900);
  padding: 60px 2rem 30px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem; max-width: 1200px; margin: 0 auto;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.8rem; font-weight: 800;
  color: var(--white); letter-spacing: -1px; margin-bottom: 1rem;
}
.footer-logo span { color: var(--accent); }
.footer-desc { color: rgba(255,255,255,0.5); font-size: 0.88rem; line-height: 1.6; margin-bottom: 1.5rem; }
.footer-col h5 {
  font-family: var(--font-heading);
  font-size: 0.85rem; font-weight: 700;
  color: rgba(255,255,255,0.9);
  text-transform: uppercase; letter-spacing: 1px;
  margin-bottom: 1.25rem;
}
.footer-links { list-style: none; display: grid; gap: 0.6rem; }
.footer-links a, .footer-links span {
  color: rgba(255,255,255,0.5);
  font-size: 0.88rem; text-decoration: none;
}
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  padding-top: 1.5rem;
  display: flex; justify-content: space-between; align-items: center; gap:1rem;
}
.footer-copy { color: rgba(255,255,255,0.35); font-size: 0.8rem; }
.footer-legal { display: flex; gap: 1.5rem; flex-wrap:wrap; }
.footer-legal a { color: rgba(255,255,255,0.35); font-size: 0.8rem; text-decoration: none; }
.footer-legal a:hover { color: rgba(255,255,255,0.7); }

/* WordPress content */
.entry-content a { color: var(--accent); }
.wp-block-button__link { background:var(--accent); color:#fff; border-radius:8px; }

/* RESPONSIVE */
@media (max-width: 900px) {
  body.admin-bar .nav { top: 46px; }
  .hero-inner, .content-two-col, .contact-grid, .feature-block { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .process-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .feature-block.reverse { direction: ltr; }
}
@media (max-width: 600px) {
  .nav { padding: 0 1rem; }
  .nav-links { gap: 1rem; overflow:auto; white-space:nowrap; }
  .footer-grid, .form-row, .stats-row, .process-steps { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction:column; align-items:flex-start; }
  .hero, .section, .detail-hero, .cta-band, .breadcrumb, .footer { padding-left:1rem; padding-right:1rem; }
}