/* ==========================================================================
   QEDU Training Consultancy Services - Main Stylesheet
   Modern Corporate & ISO Consultancy Theme - 100% Light Mode & Fully Responsive
   ========================================================================== */

:root {
  /* Primary & Accent Color Palette */
  --primary-navy: #0B192C;
  --navy-dark: #0B192C;
  --navy-card: #FFFFFF;
  --navy-border: #E2E8F0;
  --navy-hover: #F1F5F9;
  
  --emerald: #009B77;
  --emerald-light: #10B981;
  --emerald-dark: #065F46;
  --emerald-bg: #ECFDF5;
  --emerald-border: #A7F3D0;

  --gold: #D97706;
  --gold-light: #F59E0B;
  --gold-bg: #FEF3C7;
  --gold-border: #FDE68A;

  --cyan: #0E8388;
  --blue-sky: #0284C7;
  --blue-bg: #E0F2FE;

  /* Text Colors */
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-light: #64748B;
  --text-white: #FFFFFF;

  /* Backgrounds & Borders */
  --bg-body: #F8FAFC;
  --bg-light: #F8FAFC;
  --bg-white: #FFFFFF;
  --bg-subtle: #F1F5F9;
  --border-light: #E2E8F0;
  --border-medium: #CBD5E1;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

  /* Radii & Typography */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --font-main: 'Poppins', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Setup */
*, *::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: var(--font-main);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.65;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--navy-dark);
  letter-spacing: -0.01em;
}

p {
  color: var(--text-muted);
}

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

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

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

/* Responsive Containers & Layout */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (max-width: 640px) {
  .container {
    padding: 0 1rem;
  }
}

.section {
  padding: 5rem 0;
  position: relative;
}

@media (max-width: 768px) {
  .section {
    padding: 3.5rem 0;
  }
}

/* Section Header (Light Mode) */
.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 3.5rem;
}

@media (max-width: 768px) {
  .section-header {
    margin-bottom: 2.5rem;
  }
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  margin-bottom: 0.75rem;
  color: var(--navy-dark);
  font-weight: 800;
}

.section-header p {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--text-muted);
  line-height: 1.6;
}

/* Badges & Tags */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.9rem;
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.75px;
  border-radius: var(--radius-full);
  margin-bottom: 0.85rem;
}

.badge-tag.gold {
  background: var(--gold-bg);
  color: var(--gold);
  border: 1px solid var(--gold-border);
}

.badge-tag.emerald {
  background: var(--emerald-bg);
  color: var(--emerald-dark);
  border: 1px solid var(--emerald-border);
}

.badge-tag.blue {
  background: var(--blue-bg);
  color: var(--blue-sky);
  border: 1px solid #BAE6FD;
}

/* ==========================================================================
   Navigation Bar (Light Glassmorphism & Fully Responsive)
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  z-index: 101;
}

.brand-logo {
  height: 46px;
  width: auto;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--navy-dark);
  letter-spacing: 0.5px;
  line-height: 1.15;
}

.brand-tagline {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 1.25px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.925rem;
  font-weight: 600;
  position: relative;
  padding: 0.5rem 0;
}

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

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Button Component Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.925rem;
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
  color: #FFFFFF;
  border-color: var(--gold);
  box-shadow: 0 2px 4px rgba(217, 119, 6, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #FBBF24 0%, #D97706 100%);
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  background: #FFFFFF;
  color: var(--navy-dark);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-xs);
}

.btn-secondary:hover {
  background: var(--bg-subtle);
  border-color: var(--navy-dark);
  transform: translateY(-1px);
}

.btn-emerald {
  background: var(--emerald);
  color: #FFFFFF;
  border-color: var(--emerald);
}

.btn-emerald:hover {
  background: var(--emerald-light);
  box-shadow: 0 4px 14px rgba(0, 155, 119, 0.3);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--navy-dark);
  border-color: var(--navy-dark);
}

.btn-outline:hover {
  background: var(--navy-dark);
  color: #FFFFFF;
}

/* Mobile Navigation Toggle Button */
.mobile-nav-toggle {
  display: none;
  background: #FFFFFF;
  border: 1px solid var(--border-medium);
  color: var(--navy-dark);
  font-size: 1.35rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  z-index: 101;
}

.mobile-nav-toggle:hover {
  background: var(--bg-subtle);
}

/* ==========================================================================
   Hero Section (Light Mode & Modern Accent)
   ========================================================================== */

.hero-section {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #F0FDF4 0%, #F8FAFC 45%, #EFF6FF 100%);
  color: var(--text-main);
  padding: 4.5rem 0 5rem;
  border-bottom: 1px solid var(--border-light);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.2;
  margin: 1rem 0 1.25rem;
  color: var(--navy-dark);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero-title .highlight {
  background: linear-gradient(135deg, #009B77 0%, #D97706 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-medium);
}

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

.stat-number {
  font-size: clamp(1.5rem, 2.5vw, 2.15rem);
  font-weight: 800;
  color: var(--emerald-dark);
  line-height: 1;
}

.stat-label {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-light);
  margin-top: 0.4rem;
}

/* Featured USLS Hero Case Card (Light Mode) */
.hero-case-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-top: 4px solid var(--emerald);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.case-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--emerald-bg);
  color: var(--emerald-dark);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.case-img-preview {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  border: 1px solid var(--border-light);
}

.case-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--navy-dark);
}

.case-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

.case-meta-list {
  list-style: none;
  font-size: 0.85rem;
  color: var(--text-main);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.case-meta-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.case-meta-list li span {
  color: var(--emerald);
  font-weight: 800;
}

/* ==========================================================================
   Featured Project / USLS ISO 21001 Showcase
   ========================================================================== */

.usls-showcase {
  background: #FFFFFF;
}

.project-overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3.5rem;
}

.usls-crest-box {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem;
  background: #F0FDF4;
  border: 1px solid #BBF7D0;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.usls-crest-box img {
  height: 54px;
}

.usls-crest-text h4 {
  font-size: 1.1rem;
  color: #14532D;
}

.usls-crest-text p {
  font-size: 0.85rem;
  color: #166534;
}

.project-highlights-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin: 1.5rem 0 2rem;
}

.project-highlights-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.project-highlights-list li strong {
  color: var(--navy-dark);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  height: 220px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 40%, rgba(11, 25, 44, 0.9) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1rem;
  opacity: 0.95;
  transition: opacity 0.3s ease;
}

.gallery-overlay span {
  color: var(--gold-light);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.gallery-overlay p {
  color: #FFFFFF;
  font-size: 0.85rem;
  font-weight: 500;
  margin-top: 0.2rem;
}

/* Lightbox Modal */
.lightbox-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 2rem;
  align-items: center;
  justify-content: center;
}

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

.lightbox-content {
  position: relative;
  max-width: 900px;
  width: 100%;
  text-align: center;
}

.lightbox-content img {
  max-height: 80vh;
  max-width: 100%;
  margin: 0 auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  background: #FFFFFF;
}

.lightbox-caption {
  margin-top: 1rem;
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 600;
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: transparent;
  border: 0;
  color: #FFFFFF;
  font-size: 2rem;
  cursor: pointer;
}

/* ==========================================================================
   Services Section (Light Mode)
   ========================================================================== */

.services-section,
.section-dark {
  background-color: var(--bg-body);
  color: var(--text-main);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--navy-dark);
}

.section-dark .section-header h2 {
  color: var(--navy-dark);
}

.section-dark .section-header p {
  color: var(--text-muted);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.service-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

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

.service-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--emerald-bg);
  color: var(--emerald);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  border: 1px solid var(--emerald-border);
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--navy-dark);
}

.service-card p {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-card-footer {
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.service-card-footer a {
  color: var(--emerald-dark);
  font-weight: 700;
  font-size: 0.875rem;
}

.service-card-footer a:hover {
  color: var(--emerald);
}

/* ==========================================================================
   Clients & Strategic Partners (Crisp Light Cards)
   ========================================================================== */

.clients-section {
  background-color: #FFFFFF;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.client-logos-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.client-logo-card {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  height: 110px;
}

.client-logo-card img {
  max-height: 54px;
  max-width: 90%;
  width: auto;
  object-fit: contain;
  transition: var(--transition);
}

.client-logo-card:hover {
  background: #FFFFFF;
  border-color: var(--emerald-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

/* ==========================================================================
   Training Calendar & Dynamic Rotator (Light Mode)
   ========================================================================== */

.calendar-section {
  background-color: var(--bg-body);
  border-top: 1px solid var(--border-light);
}

.calendar-controls-box {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.calendar-search-row {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr auto;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.form-control-styled {
  width: 100%;
  padding: 0.75rem 1rem;
  background: #FFFFFF;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.925rem;
  transition: var(--transition);
}

.form-control-styled:focus {
  outline: none;
  border-color: var(--emerald);
  box-shadow: 0 0 0 3px rgba(0, 155, 119, 0.15);
}

.calendar-month-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.month-tab-btn {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.month-tab-btn:hover {
  background: #E2E8F0;
  color: var(--navy-dark);
}

.month-tab-btn.active {
  background: var(--emerald);
  border-color: var(--emerald);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(0, 155, 119, 0.3);
}

.schedule-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.schedule-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.schedule-card:hover {
  transform: translateY(-4px);
  border-color: var(--emerald-light);
  box-shadow: var(--shadow-lg);
}

.schedule-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.schedule-category-pill {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gold);
  background: var(--gold-bg);
  border: 1px solid var(--gold-border);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.schedule-duration-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--blue-sky);
  background: var(--blue-bg);
  border: 1px solid #BAE6FD;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.schedule-title {
  font-size: 1.15rem;
  color: var(--navy-dark);
  margin-bottom: 0.75rem;
  line-height: 1.35;
  font-weight: 700;
}

.schedule-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.schedule-date-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  margin-bottom: 1.25rem;
}

.date-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-dark);
}

.date-row .icon {
  color: var(--gold);
}

.time-row {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.schedule-card-actions {
  display: flex;
  flex-direction: column;
}

/* ==========================================================================
   Banner Generator Section & Modal (Light Mode)
   ========================================================================== */

.banner-gen-section {
  background: #FFFFFF;
}

.banner-workspace-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 2.5rem;
  align-items: start;
}

.banner-settings-card {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--navy-dark);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  background: #FFFFFF;
  color: var(--text-main);
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--emerald);
  box-shadow: 0 0 0 3px rgba(0, 155, 119, 0.15);
}

.theme-selector-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.theme-choice-btn {
  padding: 0.65rem 0.5rem;
  border: 1px solid var(--border-medium);
  background: #FFFFFF;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  color: var(--text-main);
  transition: var(--transition);
}

.theme-choice-btn.active {
  border-color: var(--emerald);
  background: var(--emerald-bg);
  color: var(--emerald-dark);
}

.banner-preview-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.banner-canvas {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  background: #FFFFFF;
}

.banner-action-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.25rem;
}

/* ==========================================================================
   Team & ID Verification System (Light Mode)
   ========================================================================== */

.team-section {
  background: var(--bg-body);
}

.id-verification-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  max-width: 960px;
  margin: 0 auto;
}

.verification-badge-header {
  background: linear-gradient(90deg, #F8FAFC 0%, #EFF6FF 100%);
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--navy-dark);
  border-bottom: 2px solid var(--gold);
}

.badge-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--emerald-bg);
  border: 1px solid var(--emerald-border);
  color: var(--emerald-dark);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.status-dot.green {
  width: 8px;
  height: 8px;
  background: var(--emerald-light);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--emerald-light);
}

.id-number-tag {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.id-number-tag strong {
  color: var(--gold);
  letter-spacing: 1px;
}

.verification-main-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2.5rem;
  padding: 2.5rem;
}

.consultant-avatar-box {
  text-align: center;
}

.consultant-photo {
  width: 220px;
  height: 260px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin: 0 auto 1.25rem;
  box-shadow: var(--shadow-md);
  border: 3px solid #FFFFFF;
  outline: 1px solid var(--border-light);
}

.security-hologram {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(0, 155, 119, 0.1));
  border: 1px dashed var(--gold);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--navy-dark);
}

.validity-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  font-size: 0.8rem;
  text-align: left;
}

.validity-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.25rem;
  color: var(--text-muted);
}

.consultant-name {
  font-size: 2rem;
  margin-bottom: 0.25rem;
  color: var(--navy-dark);
}

.consultant-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--emerald);
  margin-bottom: 0.25rem;
}

.consultant-org {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.contact-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}

.contact-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.825rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-main);
  font-weight: 500;
}

.contact-pill:hover {
  background: #E2E8F0;
}

.contact-pill.fb {
  background: #1877F2;
  color: #FFFFFF;
  border-color: #1877F2;
}

.section-divider {
  height: 1px;
  background: var(--border-light);
  margin: 1.5rem 0;
}

.credentials-block h3 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--navy-dark);
}

.qualifications-list, .engagements-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.qualifications-list li, .engagements-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.check-icon {
  color: var(--emerald);
  font-weight: bold;
}

.star-icon {
  color: var(--gold);
}

.verification-footer-note {
  margin-top: 1.5rem;
  padding: 0.85rem;
  background: #F0FDF4;
  border-left: 3px solid var(--emerald);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: #166534;
}

/* ==========================================================================
   Registration Form & Modal (Light Mode)
   ========================================================================== */

.reg-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1100;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 1.5rem;
  align-items: center;
  justify-content: center;
  overflow-y: auto;
}

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

.reg-modal-dialog {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  max-width: 720px;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  position: relative;
  border: 1px solid var(--border-light);
}

.reg-modal-header {
  background: var(--bg-body);
  color: var(--navy-dark);
  padding: 1.5rem 2rem;
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-light);
}

.reg-modal-header h2 {
  font-size: 1.35rem;
  color: var(--navy-dark);
}

.reg-modal-close {
  background: transparent;
  border: 0;
  color: var(--text-light);
  font-size: 1.75rem;
  cursor: pointer;
  transition: var(--transition);
}

.reg-modal-close:hover {
  color: var(--navy-dark);
}

.reg-modal-body {
  padding: 2rem;
}

.selected-course-banner {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1.75rem;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-submit-btn {
  width: 100%;
  padding: 0.95rem;
  font-size: 1.05rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
  color: #FFFFFF;
  border: 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.25);
}

.form-submit-btn:hover {
  background: linear-gradient(135deg, #FBBF24 0%, #D97706 100%);
  box-shadow: 0 6px 18px rgba(217, 119, 6, 0.4);
}

/* ==========================================================================
   Footer (Light Mode)
   ========================================================================== */

.site-footer {
  background: #F8FAFC;
  color: var(--text-muted);
  padding: 4.5rem 0 2rem;
  border-top: 1px solid var(--border-light);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand h3 {
  color: var(--navy-dark);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
  color: var(--text-muted);
}

.footer-col h4 {
  color: var(--navy-dark);
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--gold);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.9rem;
}

.footer-links a {
  color: var(--text-muted);
}

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

.footer-bottom {
  border-top: 1px solid var(--border-light);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-light);
}

/* Floating Facebook Badge */
.floating-fb {
  position: fixed;
  bottom: 25px;
  right: 25px;
  z-index: 99;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #1877F2;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.65rem;
  font-weight: bold;
  box-shadow: 0 4px 16px rgba(24, 119, 242, 0.4);
  transition: var(--transition);
}

.floating-fb:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(24, 119, 242, 0.6);
}

/* ==========================================================================
   Comprehensive Responsive Breakpoints (Mobile, Tablet, Desktop)
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid,
  .project-overview-grid,
  .banner-workspace-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .services-grid,
  .schedule-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .client-logos-grid,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .verification-main-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .contact-strip, .qualifications-list, .engagements-list {
    text-align: left;
  }
  .calendar-search-row {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

@media (max-width: 768px) {
  /* Mobile Navigation Drawer */
  .mobile-nav-toggle {
    display: block;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 76px;
    left: 0;
    width: 100%;
    background: #FFFFFF;
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem 2rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid var(--border-light);
    gap: 1rem;
    z-index: 99;
  }
  
  .nav-links.active,
  .nav-links.mobile-open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    width: 100%;
    padding: 0.65rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--bg-subtle);
  }

  .nav-actions {
    display: none;
  }

  /* Grids & Cards to 1 Column */
  .services-grid,
  .schedule-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .client-logos-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .calendar-search-row {
    grid-template-columns: 1fr;
  }

  .form-grid-2 {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 2.15rem;
  }

  .hero-stats-row {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .reg-modal-body {
    padding: 1.25rem;
  }
}

@media (max-width: 480px) {
  .client-logos-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-cta-group {
    flex-direction: column;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .floating-fb {
    bottom: 15px;
    right: 15px;
    width: 46px;
    height: 46px;
    font-size: 1.45rem;
  }
}