/* ==========================================================================
   Demir Beton Bau GmbH - Stylesheet (Dunkelblau & Weiß)
   Corporate Colors: Dunkelblau (#152948) & Weiß (#ffffff)
   ========================================================================== */

:root {
  --primary: #152948;        /* Authentic Demir Dunkelblau */
  --primary-dark: #0c182c;   /* Sehr dunkles Blau für Footer & Kontraste */
  --primary-light: #1f3b64;  /* Sanftes Dunkelblau für Hover */
  --primary-subtle: #edf2f9; /* Sehr helles Blau/Grau für Hintergründe */
  --text-main: #334155;      /* Dunkles Grau für Fließtext */
  --text-muted: #64748b;     /* Dezentes Grau */
  --text-light: #ffffff;     /* Reines Weiß */
  --bg-light: #f8fafc;       /* Heller Hintergrund */
  --bg-card: #ffffff;        /* Kartenhintergrund */
  --border-color: #e2e8f0;   /* Zarte Rahmenfarbe */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 15px rgba(21, 41, 72, 0.08);
  --shadow-lg: 0 12px 30px rgba(21, 41, 72, 0.14);
  --shadow-hover: 0 20px 40px rgba(21, 41, 72, 0.18);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-main);
  background-color: #ffffff;
  line-height: 1.65;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-light);
}

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--primary);
  font-weight: 700;
  line-height: 1.25;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  color: var(--primary);
  background: transparent;
  border: none;
  padding: 0;
  border-radius: 0;
  margin-bottom: 14px;
}

.section-tag::before {
  content: '';
  display: inline-block;
  width: 28px;
  height: 2px;
  background-color: var(--primary);
}

.section-header .section-tag {
  justify-content: center;
}

.section-header .section-tag::after {
  content: '';
  display: inline-block;
  width: 28px;
  height: 2px;
  background-color: var(--primary);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 50px auto;
}

.section-header h2 {
  font-size: 2.3rem;
  margin-bottom: 15px;
  color: var(--primary);
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.section-padding {
  padding: 85px 0;
}

/* ==========================================================================
   Top Header Info Bar
   ========================================================================== */
.top-bar {
  background-color: var(--primary-dark);
  color: #94a3b8;
  font-size: 0.85rem;
  padding: 9px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

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

.top-bar a {
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.top-bar a:hover {
  color: #93c5fd;
}

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

/* ==========================================================================
   Main Navigation (Sticky & Dunkelblau)
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(21, 41, 72, 0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 88px;
}

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

.navbar-logo {
  height: 68px;
  max-height: 70px;
  width: auto;
  display: block;
  transition: var(--transition);
}

.navbar-brand:hover .navbar-logo {
  transform: scale(1.02);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
  position: relative;
  padding: 6px 0;
  opacity: 0.9;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: #ffffff;
  transition: var(--transition);
}

.nav-link:hover {
  color: #ffffff;
  opacity: 1;
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: #ffffff;
  color: var(--primary) !important;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: var(--transition);
}

.nav-cta:hover {
  background-color: #f1f5f9;
  transform: translateY(-1px);
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.6rem;
  cursor: pointer;
  padding: 8px;
}

@media (max-width: 991px) {
  .navbar-container {
    height: 76px;
  }

  .navbar-logo {
    height: 56px;
    max-height: 58px;
  }

  .nav-toggle {
    display: block;
  }
  
  .nav-menu {
    position: absolute;
    top: 76px;
    left: 0;
    width: 100%;
    background-color: var(--primary);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-in-out;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .nav-menu.active {
    max-height: 480px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  }
  
  .nav-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  
  .nav-link {
    display: block;
    padding: 16px 24px;
    font-size: 1.05rem;
    color: #ffffff;
  }
  
  .nav-menu .nav-cta {
    margin: 16px 24px 24px;
    text-align: center;
    justify-content: center;
  }
}

/* ==========================================================================
   Hero Section (Dunkelblau & Weiß)
   ========================================================================== */
.hero {
  position: relative;
  min-height: 580px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, rgba(21, 41, 72, 0.94) 0%, rgba(12, 24, 44, 0.88) 100%),
              url('../img/dbb3.jpeg') center/cover no-repeat;
  color: #ffffff;
  padding: 90px 0;
}

.hero-content {
  max-width: 840px;
}

.hero h1 {
  font-size: 3.4rem;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 20px;
  line-height: 1.15;
}

.hero h1 .white-sub {
  color: #ffffff;
  display: block;
  font-size: 2.2rem;
  font-weight: 400;
  margin-top: 10px;
  opacity: 0.95;
}

.hero p.lead {
  font-size: 1.25rem;
  line-height: 1.7;
  color: #e2e8f0;
  margin-bottom: 35px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 50px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  justify-content: center;
}

.btn-white {
  background-color: #ffffff;
  color: var(--primary);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.btn-white:hover {
  background-color: #f1f5f9;
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(21, 41, 72, 0.25);
}

.btn-primary:hover {
  background-color: var(--primary-light);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(21, 41, 72, 0.35);
}

.btn-outline {
  background-color: transparent;
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.7);
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
  color: #ffffff;
  transform: translateY(-2px);
}

/* Hero Stats Bar */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 2rem;
  font-weight: 900;
  color: #ffffff;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.85rem;
  color: #cbd5e1;
  font-weight: 500;
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 60px 0;
  }
  
  .hero h1 {
    font-size: 2.2rem;
  }

  .hero h1 .white-sub {
    font-size: 1.5rem;
  }
  
  .hero p.lead {
    font-size: 1.05rem;
  }
  
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 10px;
  }
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about {
  background-color: #ffffff;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}

.about-text h2 {
  font-size: 2.3rem;
  margin-bottom: 20px;
  color: var(--primary);
}

.about-text p {
  color: var(--text-main);
  font-size: 1.05rem;
  margin-bottom: 18px;
}

.about-image-wrapper {
  position: relative;
}

.about-image {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.about-image-badge {
  position: absolute;
  bottom: -20px;
  left: 20px;
  background: var(--primary);
  color: #ffffff;
  padding: 20px 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 5px solid #ffffff;
}

.about-image-badge strong {
  display: block;
  font-size: 1.8rem;
  line-height: 1;
  color: #ffffff;
  margin-bottom: 4px;
}

.about-image-badge span {
  font-size: 0.85rem;
  color: #cbd5e1;
}

@media (max-width: 991px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .about-image {
    height: 320px;
  }
  
  .about-image-badge {
    position: static;
    margin-top: 20px;
  }
}

/* ==========================================================================
   Services Section (Dunkelblau & Weiß)
   ========================================================================== */
.services {
  background-color: var(--bg-light);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

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

.service-card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-card-image img {
  transform: scale(1.08);
}

.service-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(21, 41, 72, 0.9);
  backdrop-filter: blur(4px);
  color: #ffffff;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 700;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.service-card-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-top: -55px;
  margin-bottom: 16px;
  position: relative;
  box-shadow: 0 4px 12px rgba(21, 41, 72, 0.3);
  border: 3px solid #ffffff;
}

.service-card h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
  color: var(--primary);
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.service-list {
  margin-bottom: 24px;
  flex-grow: 1;
}

.service-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-main);
  margin-bottom: 8px;
}

.service-list li i {
  color: var(--primary);
  margin-top: 4px;
}

.service-card .btn {
  width: 100%;
  font-size: 0.9rem;
  padding: 10px 16px;
}

@media (max-width: 991px) {
  .services-grid {
    grid-template-columns: 1fr;
    max-width: 550px;
    margin: 0 auto;
  }
}

/* ==========================================================================
   Portfolio / Gallery Section
   ========================================================================== */
.portfolio {
  background-color: #ffffff;
}

.filter-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.filter-btn {
  background: #f1f5f9;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 10px 22px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover {
  background: #e2e8f0;
}

.filter-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(21, 41, 72, 0.25);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 250px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(21, 41, 72, 0.95) 0%, rgba(21, 41, 72, 0.3) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  color: #ffffff;
  opacity: 0.95;
  transition: var(--transition);
}

.gallery-category {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #cbd5e1;
  font-weight: 700;
  margin-bottom: 4px;
}

.gallery-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
}

.gallery-zoom-icon {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 0.9rem;
  opacity: 0;
  transform: scale(0.8);
  transition: var(--transition);
}

.gallery-item:hover .gallery-zoom-icon {
  opacity: 1;
  transform: scale(1);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact {
  background-color: var(--bg-light);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
}

/* Contact Info Card (Dunkelblau) */
.contact-info-card {
  background-color: var(--primary);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 40px 32px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info-card h3 {
  font-size: 1.8rem;
  color: #ffffff;
  margin-bottom: 12px;
}

.contact-info-card p.subtitle {
  color: #cbd5e1;
  font-size: 0.95rem;
  margin-bottom: 30px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-bottom: 35px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-item-text h5 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #cbd5e1;
  margin-bottom: 4px;
}

.contact-item-text a,
.contact-item-text span {
  font-size: 1.05rem;
  color: #ffffff;
  font-weight: 600;
}

.contact-item-text a:hover {
  text-decoration: underline;
}

.whatsapp-button {
  background-color: #ffffff;
  color: var(--primary) !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
  transition: var(--transition);
}

.whatsapp-button:hover {
  background-color: #f1f5f9;
  transform: translateY(-2px);
}

/* Contact Form Card */
.contact-form-card {
  background-color: #ffffff;
  border-radius: var(--radius-md);
  padding: 40px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

.contact-form-card h3 {
  font-size: 1.6rem;
  margin-bottom: 8px;
  color: var(--primary);
}

.contact-form-card p.subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 25px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  font-size: 0.95rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: #ffffff;
  color: var(--text-main);
  transition: var(--transition);
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(21, 41, 72, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 22px;
}

.form-check input {
  margin-top: 4px;
  accent-color: var(--primary);
  width: 17px;
  height: 17px;
  cursor: pointer;
}

.form-check label {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.45;
  cursor: pointer;
}

.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  font-size: 0.95rem;
}

.alert-success {
  background-color: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.alert-danger {
  background-color: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

@media (max-width: 991px) {
  .contact-wrapper {
    grid-template-columns: 1fr;
  }
  
  .contact-form-card {
    padding: 28px 20px;
  }
}

@media (max-width: 576px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Footer (Dunkelblau & Weiß)
   ========================================================================== */
.footer {
  background-color: var(--primary-dark);
  color: #cbd5e1;
  padding: 60px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.15rem;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 35px;
  height: 2px;
  background-color: #ffffff;
}

.footer-col p {
  font-size: 0.9rem;
  line-height: 1.65;
  margin-bottom: 12px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #cbd5e1;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-links a:hover {
  color: #ffffff;
  transform: translateX(4px);
}

.footer-bottom {
  padding-top: 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
  font-size: 0.85rem;
}

.footer-legal-links {
  display: flex;
  gap: 20px;
}

.footer-legal-links a {
  color: #cbd5e1;
  text-decoration: underline;
  cursor: pointer;
}

.footer-legal-links a:hover {
  color: #ffffff;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ==========================================================================
   Modal Dialogs (Impressum, Datenschutz & Lightbox)
   ========================================================================== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(12, 24, 44, 0.88);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background: #ffffff;
  width: 100%;
  max-width: 750px;
  max-height: 85vh;
  border-radius: var(--radius-md);
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  padding: 35px;
  position: relative;
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #f1f5f9;
  border: none;
  color: var(--text-main);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background: #e2e8f0;
  color: #000;
}

.modal-card h2 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border-color);
  color: var(--primary);
}

.modal-card h3 {
  font-size: 1.2rem;
  margin-top: 20px;
  margin-bottom: 8px;
  color: var(--primary);
}

.modal-card p, .modal-card li {
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 12px;
}

.modal-card ul {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 15px;
}

/* Lightbox Modal */
.lightbox-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(12, 24, 44, 0.95);
  backdrop-filter: blur(8px);
  z-index: 2100;
  align-items: center;
  justify-content: center;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
}

.lightbox-caption {
  color: #ffffff;
  font-size: 1rem;
  margin-top: 14px;
  text-align: center;
  font-weight: 500;
}

.lightbox-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: #ffffff;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  transition: var(--transition);
}

.lightbox-btn:hover {
  background: var(--primary);
  border: 1px solid #ffffff;
}

.lightbox-prev {
  left: 20px;
}

.lightbox-next {
  right: 20px;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 25px;
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: #ffffff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  transition: var(--transition);
}

.lightbox-close:hover {
  background: #ffffff;
  color: var(--primary);
}

@media (max-width: 768px) {
  .lightbox-btn {
    width: 40px;
    height: 40px;
    font-size: 1.1rem;
  }
  .lightbox-prev { left: 10px; }
  .lightbox-next { right: 10px; }
  .lightbox-close { top: 15px; right: 15px; }
}