/* ==========================================================================
   EGS STROM - HIGH-END SWISS UTILITY DESIGN SYSTEM
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Jost:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200');

:root {
  --font-heading: 'Jost', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Color Palette - Swiss Premium Energy Tone */
  --color-primary: #0F172A;        /* Deep Slate Navy */
  --color-primary-light: #1E293B;  /* Lighter Slate */
  --color-accent: #EF4123;         /* EGS Red / Signal Orange */
  --color-accent-hover: #D9381E;   /* Darker Signal Red */
  --color-teal: #0D9488;           /* Eco Teal */
  --color-teal-light: #CCFBF1;     /* Light Teal Pill */
  --color-bg-light: #F8FAFC;       /* Off-White Canvas */
  --color-card-bg: #FFFFFF;        /* Pure White Card */
  --color-border: #E2E8F0;        /* Crisp Border */
  --color-border-hover: #CBD5E1;
  --color-text-main: #0F172A;      /* Primary Text */
  --color-text-muted: #64748B;     /* Subtitle / Muted Text */
  --color-text-inverse: #FFFFFF;   /* Light Text */

  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.1), 0 4px 6px -4px rgba(15, 23, 42, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

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

/* Hide Scrollbars for Native Device Frames */
html, body {
  scrollbar-width: none !important;
  -ms-overflow-style: none !important;
}

::-webkit-scrollbar {
  display: none !important;
  width: 0 !important;
  height: 0 !important;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-light);
  color: var(--color-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.25;
  font-weight: 600;
}

.mono {
  font-family: var(--font-mono);
}

/* Utility Header / Top Alert Bar */
.top-bar {
  background-color: var(--color-accent);
  color: #FFFFFF;
  font-size: 0.85rem;
  padding: 8px 24px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  gap: 16px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #4ADE80;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(74, 222, 128, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

.top-bar-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Tariff Calculator Styles */
.calc-btn {
  background: #F1F5F9;
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: center;
}

.calc-btn.active, .calc-btn:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.calc-preset-btn {
  flex: 1;
  background: white;
  border: 1px solid var(--color-border);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
}

.calc-preset-btn.active, .calc-preset-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: #FFF5F5;
  font-weight: 600;
}

.top-bar-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #FFFFFF;
  font-weight: 500;
  transition: var(--transition-fast);
}

.top-bar-link:hover {
  opacity: 0.85;
}

.top-bar-link .material-symbols-outlined {
  font-size: 18px;
}

/* Main Navigation */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 100%;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.logo-img {
  height: 92px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: var(--transition-normal);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  flex-wrap: nowrap;
}

.nav-link {
  padding: 8px 14px;
  font-weight: 500;
  font-size: 0.94rem;
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  background-color: #F1F5F9;
  color: var(--color-accent);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.btn-portal {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  padding: 9px 16px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn-portal:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-1px);
}

.btn-pikett {
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
  padding: 9px 16px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn-pikett:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

.mobile-toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  cursor: pointer;
}

.btn-pikett:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(239, 65, 35, 0.35);
}

/* Layout Containers */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-spacing {
  padding: 80px 0;
}

.section-title-group {
  text-align: center;
  max-width: 960px;
  margin: 0 auto 64px;
  padding: 20px 0 12px;
}

@media (min-width: 992px) {
  .section-title-group {
    max-width: 1040px;
    margin: 15px auto 84px;
    padding: 40px 0 24px;
  }

  .section-tag {
    font-size: 0.84rem;
    letter-spacing: 2.5px;
    margin-bottom: 16px;
  }

  .section-heading {
    font-size: 2.7rem;
    margin-bottom: 20px;
    line-height: 1.22;
  }

  .section-desc {
    font-size: 1.2rem;
    max-width: 860px;
    margin: 0 auto;
    line-height: 1.65;
  }
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
  background: transparent;
  padding: 0;
  border-radius: 0;
}

.section-heading {
  font-size: 2.4rem;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  line-height: 1.6;
}

/* Swiss Governance & Board Grid */
.governance-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.board-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.board-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #94A3B8;
}

.board-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.board-role {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-weight: 500;
}

.board-email {
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  transition: var(--transition-fast);
}

.board-email:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

/* Hero Section */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: var(--color-text-inverse);
  min-height: calc(100vh - 156px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px 0;
  overflow: hidden;
}

.hero-slider-bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 58%;
  height: 100%;
  z-index: 1;
  mask-image: linear-gradient(to right, transparent 0%, black 30%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 30%);
}

.hero-slide-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transition: opacity 1s ease-in-out, transform 8s ease-out;
  transform: scale(1.05);
}

.hero-slide-img.active {
  opacity: 0.42;
  transform: scale(1);
}

.hero-slider-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
}

.slider-dot.active {
  background: var(--color-accent);
  transform: scale(1.2);
}

.slider-arrow {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFF;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.slider-arrow:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.hero-grid {
  display: block;
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-content {
  max-width: 720px;
}

.hero-content h1 {
  color: #FFFFFF;
  font-size: 2.9rem;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
  line-height: 1.18;
}

.hero-content p {
  color: #CBD5E1;
  font-size: 1.15rem;
  margin-bottom: 30px;
  max-width: 640px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
  max-width: 720px;
}

.hero-pill {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #F1F5F9;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
  cursor: pointer;
}

.hero-pill:hover {
  background-color: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.hero-pill.highlight {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #FFFFFF;
}

.hero-pill.highlight:hover {
  background-color: var(--color-accent-hover);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  max-width: 720px;
  margin-top: 32px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.25);
  overflow: hidden;
}

.stat-item {
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  transition: background 0.2s ease;
}

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

.stat-item:hover {
  background: rgba(255, 255, 255, 0.04);
}

.stat-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.stat-icon {
  font-size: 24px;
  color: var(--color-accent);
  background: rgba(239, 68, 68, 0.12);
  padding: 6px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.stat-number {
  font-family: var(--font-mono);
  font-size: 1.85rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  line-height: 1;
}

.stat-label {
  font-size: 0.82rem;
  color: #94A3B8;
  font-weight: 500;
  line-height: 1.35;
}

/* Service Cards */
.services-grid {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 24px !important;
}

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr !important;
  }
}

.service-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-border-hover);
}

.service-icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background-color: rgba(239, 65, 35, 0.08);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.service-icon-wrap .material-symbols-outlined {
  font-size: 28px;
}

.service-card h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--color-text-muted);
  font-size: 0.98rem;
  margin-bottom: 24px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--color-accent);
  font-size: 0.92rem;
  transition: var(--transition-fast);
}

.service-link:hover {
  gap: 10px;
}

/* Online-Schalter / Forms Tab Component */
.schalter-wrapper {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.schalter-tabs {
  display: flex;
  width: 100%;
  background-color: #F1F5F9;
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
}

.tab-btn {
  flex: 1 1 0%;
  justify-content: center;
  padding: 18px 16px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  transition: var(--transition-fast);
}

.tab-btn:hover {
  color: var(--color-primary);
  background-color: rgba(255, 255, 255, 0.5);
}

.tab-btn.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  background-color: #FFFFFF;
}

.tab-content {
  padding: 40px;
  display: none;
}

.tab-content.active {
  display: block;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group.full-width {
  grid-column: span 2;
}

.form-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: #FFFFFF;
  color: var(--color-text-main);
  transition: var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(239, 65, 35, 0.15);
}

.btn-submit {
  background-color: var(--color-accent);
  color: #FFFFFF;
  padding: 14px 28px;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition-fast);
}

.btn-submit:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 4px 12px rgba(239, 65, 35, 0.3);
}

/* Downloads Hub */
.download-filter-bar {
  display: flex;
  gap: 16px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 280px;
  position: relative;
}

.search-box .material-symbols-outlined {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
}

.search-box input {
  width: 100%;
  padding: 12px 16px 12px 46px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #FFFFFF;
}

.filter-btn {
  padding: 10px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: #FFFFFF;
  color: var(--color-text-muted);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}

.download-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  max-height: 520px;
  overflow-y: auto;
  padding-right: 8px;
}

.download-item {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition-fast);
}

.download-item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.download-info {
  display: flex;
  align-items: center;
  gap: 12px;
  overflow: hidden;
}

.file-icon {
  color: var(--color-accent);
  font-size: 24px;
}

.file-name {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.btn-download-icon {
  background: #F1F5F9;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.download-item:hover .btn-download-icon {
  background: var(--color-accent);
  color: #FFFFFF;
}

/* Team Grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}

.team-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-align: center;
  transition: var(--transition-normal);
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.team-img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  object-position: top;
  background-color: #E2E8F0;
}

.team-info {
  padding: 20px 16px;
}

.team-name {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.team-role {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Floating AI Chat Assistant */
.chat-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
}

.chat-trigger {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: #FFFFFF;
  border: none;
  box-shadow: 0 4px 20px rgba(239, 65, 35, 0.4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.chat-trigger:hover {
  transform: scale(1.05);
}

.chat-trigger .material-symbols-outlined {
  font-size: 28px;
}

.chat-window {
  position: absolute;
  bottom: 74px;
  right: 0;
  width: 360px;
  height: 480px;
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: var(--transition-normal);
}

.chat-window.open {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.chat-header {
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chat-title {
  font-weight: 600;
  font-size: 1rem;
}

.chat-messages {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background-color: #F8FAFC;
}

.msg-bubble {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
}

.msg-bot {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  align-self: flex-start;
}

.msg-user {
  background: var(--color-accent);
  color: #FFFFFF;
  align-self: flex-end;
}

.chat-input-area {
  padding: 12px;
  background: #FFFFFF;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: 8px;
}

.chat-input-area input {
  flex: 1;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 0.9rem;
}

.btn-send-chat {
  background: var(--color-primary);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0 14px;
  cursor: pointer;
}

/* Footer Styles */
.footer {
  background-color: var(--color-primary);
  color: #94A3B8;
  padding: 45px 0 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  width: 100%;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1.1fr;
  gap: 24px;
  margin-bottom: 30px;
}

.footer-brand h4 {
  color: #FFFFFF;
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.45;
}

.footer-col h5 {
  color: #FFFFFF;
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.88rem;
  padding: 0;
  margin: 0;
}

.footer-links a {
  color: #94A3B8;
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.82rem;
  color: #64748B;
  line-height: 1.5;
}

/* Toast Notification */
.toast {
  position: fixed;
  top: 24px;
  right: 24px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 2000;
  transform: translateY(-100px);
  opacity: 0;
  transition: var(--transition-normal);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* EGS Membership CTA Banner - Modern Grey Card Design */
.cta-banner {
  background: linear-gradient(135deg, #F8FAFC 0%, #F1F5F9 100%);
  color: var(--color-primary);
  padding: 44px 40px;
  border-radius: 20px;
  margin: 50px 0;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.05);
  position: relative;
  overflow: hidden;
  border: 1px solid #E2E8F0;
}

.cta-banner-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  position: relative;
  z-index: 2;
}

.cta-banner h3 {
  color: #0F172A;
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 10px;
}

.cta-banner p {
  color: #475569;
  font-size: 1.02rem;
  line-height: 1.5;
  max-width: 680px;
  margin-bottom: 18px;
}

.cta-features {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.cta-feature-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #1E293B;
  font-size: 0.88rem;
  font-weight: 600;
}

.cta-feature-item .material-symbols-outlined {
  font-size: 18px;
  color: #EF4123;
}

.btn-cta-primary {
  background: linear-gradient(135deg, #EF4123 0%, #D9381E 100%);
  color: #FFFFFF;
  padding: 14px 26px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.98rem;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition-fast);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 8px 20px rgba(239, 65, 35, 0.3);
}

.btn-cta-primary:hover {
  background: linear-gradient(135deg, #F04E32 0%, #E3341A 100%);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(239, 65, 35, 0.4);
}

/* Responsive Styles */
@media (max-width: 992px) {
  .governance-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

@media (max-width: 576px) {
  .governance-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group.full-width {
    grid-column: span 1;
  }
}

/* Progressive Responsive Header & Navigation Scaling */
@media (min-width: 1600px) {
  .logo-img {
    height: 96px;
  }
  .nav-link {
    font-size: 0.95rem;
    padding: 8px 14px;
  }
  .navbar {
    padding: 12px 32px;
  }
  .btn-pikett, .btn-portal {
    padding: 10px 18px;
    font-size: 0.88rem;
  }
}

@media (max-width: 1599px) {
  .logo-img {
    height: 64px;
  }
  .nav-link {
    font-size: 0.86rem;
    padding: 6px 10px;
  }
  .navbar {
    padding: 10px 20px;
    gap: 10px;
  }
  .btn-pikett, .btn-portal {
    padding: 8px 14px;
    font-size: 0.84rem;
  }
}

@media (max-width: 1400px) {
  .logo-img {
    height: 50px;
  }
  .top-bar-address {
    display: none;
  }
  .navbar {
    padding: 8px 14px;
    gap: 6px;
  }
  .nav-menu {
    gap: 2px;
  }
  .nav-link {
    padding: 4px 7px;
    font-size: 0.80rem;
  }
  .btn-pikett, .btn-portal {
    padding: 6px 10px;
    font-size: 0.80rem;
  }
}

@media (max-width: 1250px) {
  .logo-img {
    height: 48px;
  }
  .mobile-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #FFFFFF;
    flex-direction: column;
    align-items: stretch;
    padding: 12px 16px;
    border-bottom: 2px solid var(--color-accent);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    gap: 4px;
    z-index: 999;
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-link {
    padding: 10px 14px;
    font-size: 0.95rem;
    width: 100%;
    border-radius: var(--radius-sm);
  }
}

/* Mobile & Tablet Comprehensive Responsive Layouts */
html, body {
  max-width: 100vw;
  overflow-x: hidden !important;
}

@media (max-width: 1024px) {
  .services-grid, .grid-3, .grid-4, .bento-grid, .features-grid, .tarife-grid, .news-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px !important;
  }
  .hero-title, .hero h1 {
    font-size: 2.2rem !important;
  }

  /* Online-Schalter Tablet & Mobile Tabs Optimization */
  .schalter-wrapper {
    border-radius: 16px !important;
  }
  .schalter-tabs {
    flex-direction: column !important;
    border-bottom: none !important;
    background-color: #F8FAFC !important;
  }
  .tab-btn {
    flex: none !important;
    width: 100% !important;
    box-sizing: border-box !important;
    justify-content: flex-start !important;
    padding: 14px 18px !important;
    font-size: 0.95rem !important;
    border-bottom: 1px solid var(--color-border) !important;
    border-left: 4px solid transparent !important;
    white-space: normal !important;
    text-align: left !important;
    border-radius: 0 !important;
  }
  .tab-btn.active {
    border-bottom-color: var(--color-border) !important;
    border-left-color: var(--color-accent) !important;
    background-color: #FFFFFF !important;
    font-weight: 700 !important;
  }
  .tab-content {
    padding: 24px 18px !important;
  }
  .tab-content h3 {
    font-size: 1.25rem !important;
    line-height: 1.35 !important;
    margin-bottom: 18px !important;
  }
  .form-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  .form-group.full-width {
    grid-column: span 1 !important;
  }
  .btn-submit {
    width: 100% !important;
    justify-content: center !important;
    padding: 14px 18px !important;
    font-size: 0.95rem !important;
  }
}

@media (max-width: 768px) {
  /* Strict Container Bounds & Overflow Protection */
  html, body {
    width: 100% !important;
    max-width: 100vw !important;
    overflow-x: hidden !important;
  }

  .container, .hero-content {
    padding-left: 10px !important;
    padding-right: 10px !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* Solar Calculator Mobile Expansion & Optimization */
  .calc-input-card {
    padding: 16px 12px !important;
    border-radius: 12px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .calc-output-card {
    padding: 22px 14px !important;
    border-radius: 12px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .calc-preset-group {
    display: flex !important;
    gap: 5px !important;
    margin-top: 10px !important;
    width: 100% !important;
  }
  .calc-preset-btn {
    flex: 1 1 0px !important;
    padding: 8px 3px !important;
    font-size: 0.76rem !important;
    line-height: 1.2 !important;
    white-space: normal !important;
    text-align: center !important;
    justify-content: center !important;
    box-sizing: border-box !important;
    min-width: 0 !important;
  }
  .calc-btn {
    padding: 10px 6px !important;
    font-size: 0.85rem !important;
    justify-content: center !important;
    text-align: center !important;
    width: 100% !important;
  }
  #result-total-chf {
    font-size: 2.2rem !important;
    margin-bottom: 6px !important;
  }

  /* Mobile Headings & Typography Overflow Protection */
  h1, h2, h3, h4, h5, h6,
  .section-heading, .section-title, .hero-title,
  .card h3, .service-card h3, .bento-card h3, .feature-card h3, .news-card h3, .board-name,
  .hero-content h1 {
    overflow-wrap: break-word !important;
    word-wrap: break-word !important;
    word-break: break-word !important;
    hyphens: auto !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .section-heading, h2.section-heading, .section-title {
    font-size: 1.35rem !important;
    line-height: 1.25 !important;
    margin-bottom: 10px !important;
    letter-spacing: -0.01em !important;
  }

  .section-title-group h3, .section-spacing h3, h3, [style*="font-size: 2rem"], [style*="font-size: 1.8rem"] {
    font-size: 1.25rem !important;
    line-height: 1.25 !important;
    margin-bottom: 12px !important;
  }

  .section-title-group {
    margin-bottom: 24px !important;
    padding: 0 4px !important;
  }

  .section-desc, p, li, span, a {
    overflow-wrap: break-word !important;
    word-wrap: break-word !important;
    hyphens: auto !important;
  }

  /* Top Utility Bar - Mobile: Show only Netzstatus badge */
  .top-bar {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 6px 10px !important;
    font-size: 0.8rem !important;
    width: 100% !important;
  }
  .top-bar > div:first-child,
  .top-bar-links,
  .top-bar-link {
    display: none !important;
  }
  .status-badge {
    padding: 5px 14px !important;
    font-size: 0.8rem !important;
    white-space: nowrap !important;
    border-radius: 9999px !important;
  }

  /* Navbar Header */
  .navbar {
    padding: 10px 14px !important;
    gap: 12px !important;
    justify-content: space-between !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .logo-img {
    height: 54px !important;
    max-width: 230px !important;
    width: auto !important;
    object-fit: contain !important;
  }
  .navbar-actions {
    gap: 8px !important;
    display: flex !important;
    align-items: center !important;
  }
  .action-btn-text {
    display: none !important;
  }
  .btn-pikett, .btn-portal {
    padding: 8px 10px !important;
    font-size: 0.82rem !important;
    min-width: auto !important;
  }
  .mobile-toggle-btn {
    padding: 6px !important;
  }

  /* Hero Section */
  .hero-section {
    padding: 1.8rem 0 2.4rem !important;
    min-height: auto !important;
  }
  .hero-title, .hero h1, .hero-content h1 {
    font-size: 1.6rem !important;
    line-height: 1.25 !important;
    word-break: break-word !important;
    hyphens: auto !important;
    margin-bottom: 0.85rem !important;
  }
  .hero-lead, .hero-content p {
    font-size: 0.92rem !important;
    line-height: 1.5 !important;
    margin-bottom: 1.25rem !important;
  }
  .hero-actions {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
    width: 100% !important;
  }
  .hero-pill {
    width: 100% !important;
    box-sizing: border-box !important;
    justify-content: center !important;
    text-align: center !important;
    padding: 11px 12px !important;
    font-size: 0.88rem !important;
    white-space: normal !important;
    line-height: 1.3 !important;
    height: 100% !important;
  }
  .hero-slider-controls {
    margin-top: 16px !important;
    justify-content: center !important;
  }
  #heroPreviewTitle {
    display: none !important;
  }
}

/* Extra Small Mobile Devices (< 480px): Typography scaling */
@media (max-width: 480px) {
  .section-heading, h2.section-heading, .section-title {
    font-size: 1.2rem !important;
    line-height: 1.22 !important;
  }
  h3, .section-title-group h3, [style*="font-size: 2rem"], [style*="font-size: 1.8rem"] {
    font-size: 1.15rem !important;
    line-height: 1.22 !important;
  }
  .section-desc, p {
    font-size: 0.88rem !important;
    line-height: 1.4 !important;
  }
}

/* Mobile Devices (< 600px): Hero actions stacked vertically 1-by-1 */
@media (max-width: 600px) {
  .hero-actions {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    gap: 10px !important;
  }
  .hero-pill {
    width: 100% !important;
    justify-content: center !important;
    text-align: center !important;
    padding: 12px 14px !important;
    font-size: 0.9rem !important;
  }
}
/* ==========================================================================
   RESPONSIVE GRID UTILITY CLASSES
   ========================================================================== */
.responsive-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}

.responsive-grid-2-sm {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.responsive-grid-calc {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
}

.responsive-grid-split {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 28px;
}

.responsive-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.responsive-grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

@media (max-width: 1024px) {
  .services-grid, .grid-3, .grid-4, .bento-grid, .features-grid, .tarife-grid, .news-grid, .team-grid, .governance-grid,
  .responsive-grid-2, .responsive-grid-2-sm, .responsive-grid-calc, .responsive-grid-split, .responsive-grid-3, .responsive-grid-auto {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px !important;
  }
}

@media (max-width: 600px) {
  /* Mobile Grids & Cards Overrides (<= 600px) */
  .services-grid, .grid-1, .grid-2, .grid-3, .grid-4, .bento-grid, 
  .features-grid, .tarife-grid, .news-grid, .team-grid, .downloads-list,
  .governance-grid, .footer-grid, .form-grid, .contact-grid, .calc-grid, .timeline-grid,
  .responsive-grid-2, .responsive-grid-2-sm, .responsive-grid-calc, .responsive-grid-split, .responsive-grid-3, .responsive-grid-auto {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
    width: 100% !important;
  }
}

@media (max-width: 768px) {
  .service-card, .card, .bento-card, .feature-card, .news-card, .team-card, .board-card {
    padding: 1.15rem !important;
    border-radius: 12px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .service-card h3, .card h3 {
    font-size: 1.1rem !important;
    margin-bottom: 0.4rem !important;
  }
  .service-card p, .card p {
    font-size: 0.88rem !important;
    line-height: 1.45 !important;
  }
  .section-title {
    font-size: 1.45rem !important;
  }

  /* Floating Chat Widget Position */
  .chat-widget {
    bottom: 12px !important;
    right: 12px !important;
  }
  .chat-trigger {
    width: 46px !important;
    height: 46px !important;
  }
  .chat-trigger .material-symbols-outlined {
    font-size: 22px !important;
  }
  .chat-window {
    width: calc(100vw - 24px) !important;
    max-width: 330px !important;
    right: 0 !important;
    bottom: 56px !important;
    height: 400px !important;
  }

  /* CTA Banner & Actions Mobile Responsiveness */
  .cta-banner {
    padding: 24px 18px !important;
    margin: 28px 0 !important;
    border-radius: 16px !important;
  }
  .cta-banner-content {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 20px !important;
  }
  .cta-banner h3 {
    font-size: 1.25rem !important;
    line-height: 1.3 !important;
  }
  .cta-banner p {
    font-size: 0.88rem !important;
    margin-bottom: 14px !important;
  }
  .cta-features {
    flex-direction: column !important;
    gap: 8px !important;
  }
  .cta-action-group, .btn-cta-primary {
    width: 100% !important;
  }
  .btn-cta-primary {
    justify-content: center !important;
    padding: 12px 16px !important;
    font-size: 0.88rem !important;
    white-space: normal !important;
    text-align: center !important;
  }

  /* Mobile Footer Responsiveness */
  .footer {
    padding: 32px 0 20px !important;
  }
  .footer-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 24px !important;
    margin-bottom: 20px !important;
  }
  .footer-brand, .footer-col {
    padding-left: 0 !important;
    padding-right: 0 !important;
    margin-left: 0 !important;
    width: 100% !important;
  }
  .footer-col h5 {
    font-size: 0.98rem !important;
    margin-bottom: 10px !important;
  }
  .footer-links {
    gap: 8px !important;
  }
  .footer-links a {
    font-size: 0.88rem !important;
  }
  .footer-bottom {
    font-size: 0.78rem !important;
    padding-top: 16px !important;
    text-align: center !important;
  }
}