/* ==========================================================================
   NORRSI-CLEAN.DE | ENTERPRISE DESIGN SYSTEM
   Endgegner Boss Level Business & Facility Services
   ========================================================================== */

:root {
  /* Brand Spectrum */
  --primary: #0056b3;
  --primary-rgb: 0, 86, 179;
  --primary-hover: #004494;
  --primary-light: #eef6ff;
  --primary-gradient: linear-gradient(135deg, #0056b3 0%, #0284c7 50%, #0369a1 100%);
  --primary-glow: rgba(0, 86, 179, 0.25);

  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-emerald-light: #ecfdf5;
  --accent-emerald-rgb: 16, 185, 129;
  --emerald-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);

  /* Neutral Dark Theme Scale */
  --slate-950: #050811;
  --slate-900: #0b1120;
  --slate-850: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50:  #f8fafc;
  --pure-white: #ffffff;

  /* Typography Scale */
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Shadows & Depth */
  --shadow-subtle: 0 1px 3px rgba(15, 23, 42, 0.05);
  --shadow-card: 0 10px 30px -5px rgba(15, 23, 42, 0.06), 0 4px 6px -2px rgba(15, 23, 42, 0.03);
  --shadow-card-hover: 0 25px 50px -12px rgba(0, 86, 179, 0.2);
  --shadow-enterprise: 0 25px 70px -15px rgba(11, 17, 32, 0.35);
  --shadow-glow-cyan: 0 0 35px rgba(6, 182, 212, 0.25);
  --shadow-glow-emerald: 0 0 35px rgba(16, 185, 129, 0.25);

  /* Borders & Radius */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  --transition-fast: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --container-max: 1260px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: 90px;
}

body {
  font-family: var(--font-main);
  background-color: var(--slate-50);
  color: var(--slate-800);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 28px;
}

/* ==========================================================================
   TOP ENTERPRISE NOTIFICATION & CONTACT BAR
   ========================================================================== */
.top-bar {
  background: var(--slate-950);
  color: var(--slate-300);
  font-size: 0.84rem;
  padding: 9px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar-left, .top-bar-right {
  display: flex;
  align-items: center;
  gap: 22px;
}

.top-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.top-item svg {
  color: var(--accent-cyan);
}

.top-item:hover {
  color: var(--pure-white);
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 10px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-full);
  color: #34d399;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* ==========================================================================
   ENTERPRISE HEADER & GLASSMORPHISM NAVBAR
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.85);
  transition: var(--transition-smooth);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.08);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 90px;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  text-decoration: none;
  padding: 4px 0;
}

.logo-img {
  height: 68px;
  max-height: 72px;
  width: auto;
  border-radius: 8px;
  filter: drop-shadow(0 3px 12px rgba(0, 86, 179, 0.14));
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), filter 0.3s ease;
}

.logo-wrapper:hover .logo-img {
  transform: scale(1.035);
  filter: drop-shadow(0 6px 18px rgba(0, 86, 179, 0.25));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  font-weight: 650;
  font-size: 0.92rem;
  color: var(--slate-700);
  position: relative;
  padding: 6px 0;
  white-space: nowrap;
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--primary);
  border-radius: 4px;
  transition: width 0.25s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-phone-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 15px;
  background: rgba(0, 86, 179, 0.06);
  border: 1px solid rgba(0, 86, 179, 0.16);
  border-radius: var(--radius-full);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition-fast);
}

.nav-phone-pill:hover {
  background: rgba(0, 86, 179, 0.12);
  transform: translateY(-1px);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  font-weight: 750;
  font-size: 0.92rem;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary-gradient);
  color: var(--pure-white);
  box-shadow: 0 4px 18px rgba(var(--primary-rgb), 0.35);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(var(--primary-rgb), 0.45);
  color: var(--pure-white);
}

.btn-secondary {
  background: var(--emerald-gradient);
  color: var(--pure-white);
  box-shadow: 0 4px 18px rgba(var(--accent-emerald-rgb), 0.32);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(var(--accent-emerald-rgb), 0.45);
  color: var(--pure-white);
}

.btn-outline {
  background: transparent;
  color: var(--slate-800);
  border: 1.5px solid var(--slate-300);
}

.btn-outline:hover {
  background: var(--slate-100);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 34px;
  font-size: 1.02rem;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--slate-900);
  cursor: pointer;
  padding: 8px;
}

/* ==========================================================================
   HERO SECTION - CLEAN HIGH-END ENTERPRISE
   ========================================================================== */
.hero {
  position: relative;
  padding: 48px 0 72px 0;
  background: 
    radial-gradient(ellipse 90% 50% at 50% -5%, rgba(2, 132, 199, 0.08) 0%, transparent 65%),
    linear-gradient(180deg, #ffffff 0%, var(--slate-50) 100%);
  overflow: hidden;
}

.hero-top-centered {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 18px;
  background: rgba(2, 132, 199, 0.07);
  border: 1px solid rgba(2, 132, 199, 0.2);
  border-radius: var(--radius-full);
  color: #0284c7;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero-headline {
  font-size: clamp(2.3rem, 4.4vw, 3.6rem);
  font-weight: 850;
  line-height: 1.16;
  color: var(--slate-900);
  letter-spacing: -0.035em;
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, #0056b3 0%, #0284c7 50%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  font-size: 1.16rem;
  color: #475569;
  line-height: 1.68;
  max-width: 740px;
  margin: 0 auto 32px auto;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 30px;
}

.hero-trust-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 28px auto 0 auto;
  padding: 10px 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 15px -2px rgba(15, 23, 42, 0.04);
  max-width: 980px;
}

.trust-badge-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--slate-700);
  white-space: nowrap;
}

.trust-badge-check {
  width: 19px;
  height: 19px;
  border-radius: 50%;
  background: #dcfce7;
  color: #16a34a;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 900;
}

/* Full-Width Uncropped Panorama Banner */
.hero-banner-container {
  width: 100%;
  max-width: 1140px;
  margin: 40px auto 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px -15px rgba(15, 23, 42, 0.16), 0 0 0 1px rgba(226, 232, 240, 0.9);
  background: var(--pure-white);
}

.hero-panorama-banner {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-banner-container:hover .hero-panorama-banner {
  transform: scale(1.012);
}

/* ==========================================================================
   ENTERPRISE STATS & TRUST STRIP
   ========================================================================== */
.stats-section {
  background: var(--pure-white);
  padding: 42px 0;
  border-top: 1px solid var(--slate-200);
  border-bottom: 1px solid var(--slate-200);
  position: relative;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  text-align: center;
}

.stat-item {
  padding: 0 20px;
  border-right: 1px solid var(--slate-200);
}

.stat-item:last-child {
  border-right: none;
}

.stat-number {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.92rem;
  color: var(--slate-600);
  font-weight: 650;
}

/* ==========================================================================
   ENTERPRISE QUALITY WORKFLOW (4-STUFEN-VERFAHREN)
   ========================================================================== */
.quality-workflow-section {
  padding: 88px 0;
  background: var(--slate-900);
  color: var(--pure-white);
  position: relative;
  overflow: hidden;
}

.quality-workflow-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(6, 182, 212, 0.4), transparent);
}

.quality-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.quality-step-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  position: relative;
  transition: var(--transition-smooth);
}

.quality-step-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(6, 182, 212, 0.4);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.quality-step-num {
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(6, 182, 212, 0.3);
  line-height: 1;
  margin-bottom: 12px;
}

.quality-step-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--pure-white);
  margin-bottom: 10px;
}

.quality-step-desc {
  font-size: 0.88rem;
  color: var(--slate-400);
  line-height: 1.6;
}

/* ==========================================================================
   SERVICES GRID (FACILITY SOLUTIONS)
   ========================================================================== */
.services-section {
  padding: 104px 0;
  background: var(--slate-50);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px auto;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 850;
  color: var(--slate-900);
  margin: 14px 0 16px 0;
  letter-spacing: -0.025em;
  line-height: 1.22;
}

.section-header p {
  font-size: 1.12rem;
  color: var(--slate-600);
  line-height: 1.65;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service-card {
  background: var(--pure-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(var(--primary-rgb), 0.3);
}

.service-img-wrapper {
  position: relative;
  height: 230px;
  overflow: hidden;
}

.service-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover .service-img {
  transform: scale(1.07);
}

.service-category-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(11, 17, 32, 0.88);
  backdrop-filter: blur(8px);
  color: var(--pure-white);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.04em;
}

.service-content {
  padding: 30px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.service-icon {
  font-size: 1.8rem;
}

.service-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--slate-900);
}

.service-desc {
  color: var(--slate-600);
  font-size: 0.95rem;
  margin-bottom: 22px;
  line-height: 1.6;
  flex-grow: 1;
}

.service-features-list {
  list-style: none;
  margin-bottom: 26px;
  border-top: 1px dashed var(--slate-200);
  padding-top: 18px;
}

.service-features-list li {
  font-size: 0.88rem;
  color: var(--slate-800);
  font-weight: 650;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.service-features-list li svg {
  color: var(--accent-emerald);
  flex-shrink: 0;
}

.btn-card {
  width: 100%;
  padding: 12px 20px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-md);
  font-weight: 750;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.service-card:hover .btn-card {
  background: var(--primary);
  color: var(--pure-white);
}

/* ==========================================================================
   INTERACTIVE BEFORE / AFTER SLIDER
   ========================================================================== */
.before-after-section {
  padding: 104px 0;
  background: var(--pure-white);
  border-top: 1px solid var(--slate-200);
  border-bottom: 1px solid var(--slate-200);
}

.slider-comparison-box {
  max-width: 1020px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 25px 60px -15px rgba(11, 17, 32, 0.2);
  border: 1px solid var(--slate-200);
  position: relative;
  background: var(--slate-950);
}

.comparison-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  user-select: none;
  touch-action: pan-y;
}

.comparison-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.comparison-img-clean {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  clip-path: polygon(0 0, 50% 0, 50% 100%, 0 100%);
}

.comparison-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background: var(--pure-white);
  box-shadow: 0 0 16px rgba(0, 0, 0, 0.6);
  cursor: ew-resize;
  z-index: 20;
}

.comparison-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--pure-white);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 850;
  cursor: ew-resize;
  border: 3px solid var(--primary);
}

.slider-label {
  position: absolute;
  top: 22px;
  padding: 8px 18px;
  background: rgba(11, 17, 32, 0.8);
  backdrop-filter: blur(8px);
  color: var(--pure-white);
  font-size: 0.85rem;
  font-weight: 800;
  border-radius: var(--radius-full);
  z-index: 10;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.slider-label.label-before {
  left: 22px;
}

.slider-label.label-after {
  right: 22px;
  background: rgba(16, 185, 129, 0.88);
}

.slider-controls-footer {
  padding: 22px 32px;
  background: var(--slate-900);
  color: var(--slate-300);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ==========================================================================
   INTERACTIVE COST CALCULATOR (ANGEBOTSRECHNER)
   ========================================================================== */
.calculator-section {
  padding: 104px 0;
  background: linear-gradient(180deg, var(--slate-50) 0%, #eaf2fb 100%);
  position: relative;
}

.calc-wrapper {
  max-width: 1100px;
  margin: 0 auto;
  background: var(--pure-white);
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 70px -15px rgba(0, 86, 179, 0.16);
  border: 1px solid rgba(var(--primary-rgb), 0.15);
  overflow: hidden;
}

.calc-header-bar {
  background: var(--slate-950);
  color: var(--pure-white);
  padding: 30px 44px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.calc-header-title h3 {
  font-size: 1.6rem;
  font-weight: 850;
  margin-bottom: 4px;
}

.calc-header-title p {
  color: var(--slate-400);
  font-size: 0.94rem;
}

.calc-guarantee-badge {
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

.calc-body-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
}

.calc-form-container {
  padding: 44px;
  border-right: 1px solid var(--slate-200);
}

.calc-step {
  margin-bottom: 34px;
}

.calc-step-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--slate-900);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.calc-step-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--pure-white);
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.calc-service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.calc-service-option {
  position: relative;
}

.calc-service-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.calc-service-card {
  border: 2px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: var(--pure-white);
  height: 100%;
}

.calc-service-card .calc-icon {
  font-size: 1.6rem;
}

.calc-service-card .calc-name {
  font-size: 0.84rem;
  font-weight: 750;
  color: var(--slate-800);
  line-height: 1.25;
}

.calc-service-option input:checked + .calc-service-card {
  border-color: var(--primary);
  background: var(--primary-light);
  box-shadow: 0 0 0 1px var(--primary);
}

/* Slider */
.slider-val-display {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.slider-val-box {
  font-size: 1.45rem;
  font-weight: 850;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 16px;
  border-radius: var(--radius-sm);
}

.range-input {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: var(--slate-200);
  outline: none;
  cursor: pointer;
}

.range-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.4);
  border: 3px solid var(--pure-white);
  transition: transform 0.15s ease;
}

.range-input::-webkit-slider-thumb:hover {
  transform: scale(1.18);
}

.range-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--slate-500);
  margin-top: 6px;
}

/* Freq Toggle */
.freq-toggle-group {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.freq-option input {
  display: none;
}

.freq-btn {
  display: block;
  text-align: center;
  padding: 11px 6px;
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 750;
  cursor: pointer;
  color: var(--slate-600);
  transition: var(--transition-fast);
}

.freq-option input:checked + .freq-btn {
  background: var(--primary);
  color: var(--pure-white);
  border-color: var(--primary);
}

/* Extras */
.extras-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.extra-checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 650;
  transition: var(--transition-fast);
}

.extra-checkbox-label:hover {
  border-color: var(--primary);
}

.extra-checkbox-label input {
  accent-color: var(--primary);
  width: 17px;
  height: 17px;
}

/* Calc Summary */
.calc-summary-container {
  padding: 44px;
  background: #fbfcfe;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.summary-title {
  font-size: 1.25rem;
  font-weight: 850;
  color: var(--slate-900);
  margin-bottom: 22px;
}

.summary-items-list {
  list-style: none;
  margin-bottom: 24px;
}

.summary-item {
  display: flex;
  justify-content: space-between;
  padding: 11px 0;
  border-bottom: 1px solid var(--slate-200);
  font-size: 0.92rem;
}

.summary-item span.label {
  color: var(--slate-600);
}

.summary-item span.val {
  font-weight: 750;
  color: var(--slate-900);
}

.price-box {
  background: var(--pure-white);
  border: 2px dashed rgba(var(--primary-rgb), 0.3);
  border-radius: var(--radius-lg);
  padding: 26px;
  text-align: center;
  margin-bottom: 24px;
}

.price-subhead {
  font-size: 0.82rem;
  text-transform: uppercase;
  color: var(--slate-500);
  font-weight: 800;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.price-amount {
  font-size: 2.7rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 4px;
}

.price-note {
  font-size: 0.8rem;
  color: var(--slate-500);
}

.price-small-notice {
  font-size: 0.77rem;
  color: var(--slate-500);
  margin-top: 10px;
  line-height: 1.4;
}

/* ==========================================================================
   ABOUT & FOUNDERS SECTION
   ========================================================================== */
.about-section {
  padding: 104px 0;
  background: var(--pure-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 60px;
  align-items: center;
}

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

.about-main-img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-enterprise);
  object-fit: cover;
}

.about-founder-tag {
  position: absolute;
  bottom: -22px;
  right: -22px;
  background: var(--slate-950);
  color: var(--pure-white);
  padding: 18px 28px;
  border-radius: var(--radius-lg);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.about-founder-tag h4 {
  font-size: 1.1rem;
  font-weight: 850;
  color: var(--accent-cyan);
}

.about-founder-tag p {
  font-size: 0.82rem;
  color: var(--slate-400);
}

.about-pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 34px;
}

.pillar-card {
  padding: 22px;
  background: var(--slate-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  transition: var(--transition-fast);
}

.pillar-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  background: var(--pure-white);
  box-shadow: var(--shadow-card);
}

.pillar-icon {
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.pillar-title {
  font-weight: 800;
  font-size: 1.02rem;
  color: var(--slate-900);
  margin-bottom: 6px;
}

.pillar-text {
  font-size: 0.88rem;
  color: var(--slate-600);
  line-height: 1.5;
}

/* ==========================================================================
   SERVICE REGION & PLZ RADAR CHECKER
   ========================================================================== */
.region-section {
  padding: 96px 0;
  background: linear-gradient(135deg, var(--slate-950) 0%, var(--slate-900) 100%);
  color: var(--pure-white);
}

.region-box {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 52px;
  align-items: center;
}

.region-info h2 {
  font-size: 2.35rem;
  font-weight: 850;
  color: var(--pure-white);
  margin: 14px 0 16px 0;
}

.region-info p {
  color: var(--slate-400);
  font-size: 1.05rem;
  margin-bottom: 28px;
}

.region-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}

.region-tag {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 7px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 650;
  color: var(--slate-200);
}

.region-tag.highlight {
  background: rgba(6, 182, 212, 0.18);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.plz-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 38px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
}

.plz-card h3 {
  font-size: 1.35rem;
  font-weight: 850;
  margin-bottom: 8px;
  color: var(--pure-white);
}

.plz-card p {
  font-size: 0.9rem;
  color: var(--slate-400);
  margin-bottom: 22px;
}

.plz-input-group {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.plz-input {
  flex-grow: 1;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: var(--pure-white);
  outline: none;
  font-size: 1rem;
  transition: var(--transition-fast);
}

.plz-input:focus {
  border-color: var(--accent-cyan);
  background: rgba(255, 255, 255, 0.14);
}

.plz-result-message {
  min-height: 44px;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
}

.plz-success {
  color: #4ade80;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

/* ==========================================================================
   TESTIMONIALS (ENTERPRISE REVIEWS)
   ========================================================================== */
.testimonials-section {
  padding: 104px 0;
  background: var(--slate-50);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.review-card {
  background: var(--pure-white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

.review-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(var(--primary-rgb), 0.3);
}

.review-stars {
  color: #f59e0b;
  font-size: 1.15rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.review-quote {
  font-size: 0.98rem;
  color: var(--slate-700);
  line-height: 1.65;
  font-style: italic;
  margin-bottom: 26px;
  flex-grow: 1;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--slate-100);
  padding-top: 18px;
}

.author-avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 850;
  font-size: 0.95rem;
}

.author-name {
  font-weight: 850;
  font-size: 0.94rem;
  color: var(--slate-900);
}

.author-role {
  font-size: 0.8rem;
  color: var(--slate-500);
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-section {
  padding: 104px 0;
  background: var(--pure-white);
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
}

.contact-info-col h2 {
  font-size: 2.35rem;
  font-weight: 850;
  color: var(--slate-900);
  margin: 14px 0 16px 0;
  line-height: 1.22;
}

.contact-info-col p {
  color: var(--slate-600);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

.contact-direct-card {
  background: var(--primary-light);
  border-radius: var(--radius-lg);
  padding: 22px 26px;
  border: 1px solid rgba(var(--primary-rgb), 0.15);
  margin-bottom: 18px;
  transition: var(--transition-fast);
}

.contact-direct-card:hover {
  transform: translateX(4px);
}

.contact-direct-card.green {
  background: var(--accent-emerald-light);
  border-color: rgba(16, 185, 129, 0.25);
}

.direct-card-inner {
  display: flex;
  align-items: center;
  gap: 18px;
}

.direct-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--pure-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: var(--shadow-subtle);
  flex-shrink: 0;
}

.direct-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--slate-500);
  letter-spacing: 0.05em;
}

.direct-link {
  font-size: 1.18rem;
  font-weight: 850;
  color: var(--slate-900);
}

.direct-link:hover {
  color: var(--primary);
}

.contact-form-box {
  background: var(--pure-white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 44px;
  box-shadow: var(--shadow-card);
}

.form-group-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 750;
  color: var(--slate-900);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--slate-800);
  background: var(--pure-white);
  transition: var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

.form-feedback {
  margin-top: 18px;
  padding: 16px;
  border-radius: var(--radius-md);
  font-size: 0.94rem;
  display: none;
}

.form-feedback.success {
  background: var(--accent-emerald-light);
  color: #065f46;
  border: 1px solid rgba(16, 185, 129, 0.3);
  display: block;
}

/* ==========================================================================
   FAQ ACCORDION SECTION
   ========================================================================== */
.faq-section {
  padding: 104px 0;
  background: var(--slate-50);
}

.faq-accordion {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--pure-white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item.active {
  border-color: var(--primary);
  box-shadow: var(--shadow-card);
}

.faq-question {
  width: 100%;
  padding: 22px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  border: none;
  font-size: 1.05rem;
  font-weight: 750;
  color: var(--slate-900);
  text-align: left;
  cursor: pointer;
  transition: var(--transition-fast);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-icon-cross {
  font-size: 1.4rem;
  font-weight: 400;
  transition: transform 0.3s ease;
  color: var(--primary);
}

.faq-item.active .faq-icon-cross {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 28px;
  color: var(--slate-600);
  font-size: 0.95rem;
  line-height: 1.65;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 28px 24px 28px;
}

/* ==========================================================================
   ENTERPRISE FOOTER
   ========================================================================== */
.site-footer {
  background: var(--slate-950);
  color: var(--slate-400);
  padding: 88px 0 36px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 52px;
  margin-bottom: 60px;
}

.footer-brand p {
  font-size: 0.92rem;
  margin: 18px 0 24px 0;
  line-height: 1.65;
  color: var(--slate-400);
}

.footer-logo {
  height: 56px;
  background: var(--pure-white);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  display: inline-block;
}

.footer-col h4 {
  font-size: 1.05rem;
  font-weight: 850;
  color: var(--pure-white);
  margin-bottom: 22px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--slate-400);
  font-size: 0.92rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--pure-white);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 36px;
  font-size: 0.88rem;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-legal-links {
  display: flex;
  gap: 28px;
}

.footer-legal-links a {
  color: var(--slate-400);
  text-decoration: underline;
  cursor: pointer;
  transition: var(--transition-fast);
}

.footer-legal-links a:hover {
  color: var(--pure-white);
}

/* ==========================================================================
   FLOATING ACTION BUTTONS (WHATSAPP & CALL)
   ========================================================================== */
.floating-actions-container {
  position: fixed;
  bottom: 28px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  z-index: 990;
}

.float-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--pure-white);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.28);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
}

.float-btn:hover {
  transform: scale(1.1);
  color: var(--pure-white);
}

.float-whatsapp {
  background: #25d366;
}

.float-call {
  background: var(--primary);
}

.float-tooltip {
  position: absolute;
  right: 70px;
  background: var(--slate-950);
  color: var(--pure-white);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 750;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: var(--transition-fast);
  box-shadow: var(--shadow-card);
}

.float-btn:hover .float-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES (MOBILE FIRST OPTIMIZED)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-headline {
    font-size: 2.8rem;
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .quality-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .calc-body-grid {
    grid-template-columns: 1fr;
  }
  
  .calc-form-container {
    border-right: none;
    border-bottom: 1px solid var(--slate-200);
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
  
  .region-box {
    grid-template-columns: 1fr;
  }
  
  .reviews-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-layout {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .nav-phone-pill {
    display: none;
  }
}

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }
  
  .nav-container {
    height: 74px;
  }

  .logo-img {
    height: 52px;
  }

  .nav-links {
    position: fixed;
    top: 74px;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 28px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--slate-200);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
    transform: translateY(-160%);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 9999;
  }
  
  .nav-links.open {
    transform: translateY(0);
  }
  
  .nav-actions .btn {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }
  
  .hero {
    padding: 36px 0 54px 0;
  }

  .hero-headline {
    font-size: 2.15rem;
    line-height: 1.2;
  }

  .hero-lead {
    font-size: 1.02rem;
  }

  .hero-pill-badge {
    font-size: 0.72rem;
    padding: 5px 12px;
  }
  
  .hero-trust-bar {
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    gap: 12px 18px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  .stat-item {
    border-right: none;
    padding: 16px 12px;
  }

  .quality-grid {
    grid-template-columns: 1fr;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .calc-service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .freq-toggle-group {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .extras-grid {
    grid-template-columns: 1fr;
  }
  
  .form-group-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
  }

  .floating-actions-container {
    bottom: 20px;
    right: 20px;
  }

  .float-btn {
    width: 54px;
    height: 54px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 18px;
  }

  .hero-headline {
    font-size: 1.85rem;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .hero-trust-bar {
    flex-direction: column;
    align-items: flex-start;
    border-radius: var(--radius-md);
    padding: 16px;
    gap: 10px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .calc-service-grid {
    grid-template-columns: 1fr;
  }

  .freq-toggle-group {
    grid-template-columns: 1fr;
  }

  .calc-result-box {
    padding: 20px 16px;
  }

  .comparison-container {
    aspect-ratio: 4 / 3;
  }
}