/**
 * Stock Trader Corps - Public Design System & Stylesheet
 * Brand Palette: #0B1F3A (Primary Navy), #061426 (Dark Navy), #F5F8FC (Light BG), #FFFFFF (White)
 * Accent: #D97706 / #F59E0B (Institutional Gold), #2563EB (Trust Blue)
 */

:root {
  --color-primary: #0B1F3A;
  --color-primary-light: #163259;
  --color-dark: #061426;
  --color-dark-surface: #0e223d;
  --color-light: #F5F8FC;
  --color-light-alt: #EDF2F9;
  --color-white: #FFFFFF;
  --color-accent: #D97706;
  --color-accent-hover: #B45309;
  --color-accent-light: #FEF3C7;
  --color-blue: #2563EB;
  --color-blue-light: #EFF6FF;
  --color-green: #059669;
  --color-text-main: #1E293B;
  --color-text-muted: #64748B;
  --color-text-light: #94A3B8;
  --color-border: #E2E8F0;
  --color-border-dark: rgba(255, 255, 255, 0.12);

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --shadow-sm: 0 1px 3px rgba(11, 31, 58, 0.05);
  --shadow-md: 0 4px 14px rgba(11, 31, 58, 0.08);
  --shadow-lg: 0 10px 25px rgba(11, 31, 58, 0.12);
  --shadow-xl: 0 20px 35px rgba(11, 31, 58, 0.16);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --container-max: 1240px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================
   CSS RESET & BASE
   ========================================================== */
*, *::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-sans);
  background-color: var(--color-white);
  color: var(--color-text-main);
  line-height: 1.65;
  overflow-x: hidden;
}

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

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

button, input, textarea, select {
  font: inherit;
  outline: none;
}

ul, ol {
  list-style: none;
}

/* ==========================================================
   LAYOUT & CONTAINERS
   ========================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding-top: 96px;
  padding-bottom: 96px;
  position: relative;
}

.section-light {
  background-color: var(--color-light);
}

.section-dark {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.section-navy {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* Section Header Typography */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 16px;
  background-color: var(--color-accent-light);
  color: var(--color-accent-hover);
  border: 1px solid rgba(217, 119, 6, 0.25);
}

.section-dark .section-badge,
.section-navy .section-badge {
  background-color: rgba(245, 158, 11, 0.15);
  color: #FBBF24;
  border-color: rgba(245, 158, 11, 0.35);
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.25;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.section-dark .section-title,
.section-navy .section-title {
  color: var(--color-white);
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.section-dark .section-subtitle,
.section-navy .section-subtitle {
  color: var(--color-text-light);
}

/* ==========================================================
   BUTTONS & BADGES
   ========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 13px 28px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(11, 31, 58, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(11, 31, 58, 0.3);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.25);
}

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(217, 119, 6, 0.35);
}

.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}

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

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

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

.btn-sm {
  padding: 8px 18px;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.0625rem;
}

/* ==========================================================
   TOP BAR & NAVIGATION
   ========================================================== */
.top-bar {
  background-color: var(--color-dark);
  color: var(--color-text-light);
  font-size: 0.8125rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

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

.top-bar-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

.top-bar-social {
  display: flex;
  align-items: center;
  gap: 12px;
}

.top-bar-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-text-light);
}

.top-bar-social a:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

/* Main Navbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
}

.brand-logo img {
  height: 48px;
  width: auto;
}

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

.nav-link {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-primary);
  position: relative;
  padding: 8px 0;
}

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

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

/* ==========================================================
   HERO SECTION
   ========================================================== */
.hero-section {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary) 65%, #173258 100%);
  color: var(--color-white);
  padding-top: 80px;
  padding-bottom: 100px;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 900px;
  align-items: center;
  gap: 40px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  background: rgba(245, 158, 11, 0.16);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: #FBBF24;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.hero-title span {
  color: #F59E0B;
}

.hero-description {
  font-size: 1.125rem;
  color: #CBD5E1;
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 780px;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-stat-card {
  display: flex;
  flex-direction: column;
}

.hero-stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: #F59E0B;
  line-height: 1;
  margin-bottom: 6px;
}

.hero-stat-label {
  font-size: 0.8125rem;
  color: #94A3B8;
  font-weight: 500;
  line-height: 1.4;
}

.hero-visual-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 32px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
}

.hero-visual-card .founder-preview {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
}

.hero-visual-card .founder-preview img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  object-position: center top;
}

.founder-quick-badge {
  background: rgba(6, 20, 38, 0.9);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-accent);
}

.founder-quick-badge h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-white);
}

.founder-quick-badge p {
  font-size: 0.8125rem;
  color: #CBD5E1;
}

/* ==========================================================
   ABOUT & FOUNDER SECTIONS
   ========================================================== */
.about-grid,
.founder-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}

.founder-image-box {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 2px solid var(--color-border);
}

.founder-image-box img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  object-position: center top;
}

.founder-meta-tags {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 24px 0 32px;
}

.meta-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-light);
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
}

.founder-bio-text {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-main);
  margin-bottom: 24px;
  white-space: pre-line;
}

/* ==========================================================
   SKILLS GRID (10 Skills)
   ========================================================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.skill-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

.skill-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.skill-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.25rem;
}

.skill-card:hover .skill-icon {
  background: var(--color-accent);
  color: var(--color-white);
}

.skill-card h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.skill-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ==========================================================
   PROGRAMS & INSTITUTION AWARENESS CARDS
   ========================================================== */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.program-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.program-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.program-card-header {
  padding: 32px 32px 16px;
}

.program-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  background: var(--color-blue-light);
  color: var(--color-blue);
}

.program-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.program-card-body {
  padding: 0 32px 32px;
  flex-grow: 1;
}

.program-card-body p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.program-points {
  margin-bottom: 24px;
}

.program-points li {
  font-size: 0.875rem;
  color: var(--color-text-main);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.program-points li span {
  color: var(--color-green);
  font-weight: bold;
}

/* ==========================================================
   BSE & NSDL SPOTLIGHT CARDS
   ========================================================== */
.spotlight-card {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary) 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 48px;
  color: var(--color-white);
  box-shadow: var(--shadow-xl);
  margin-bottom: 40px;
}

.spotlight-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 48px;
}

.spotlight-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  background: rgba(255, 255, 255, 0.05);
  padding: 28px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.spotlight-stat h3 {
  font-size: 2.25rem;
  font-weight: 800;
  color: #F59E0B;
  margin-bottom: 4px;
}

.spotlight-stat p {
  font-size: 0.875rem;
  color: #CBD5E1;
}

/* ==========================================================
   ACADEMIC CREDENTIALS
   ========================================================== */
.credentials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.credential-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.credential-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.credential-info h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.credential-institution {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-accent-hover);
  margin-bottom: 6px;
}

.credential-year {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* ==========================================================
   SWIPER SLIDER STYLING
   ========================================================== */
.stc-slider-container {
  position: relative;
  width: 100%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: var(--color-dark);
}

.stc-slider-wrapper {
  display: flex;
  width: 100%;
  height: 520px;
  position: relative;
  transition: transform 0.5s ease;
}

.stc-slide {
  flex-shrink: 0;
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.stc-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.stc-slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 20, 38, 0.9) 0%, rgba(6, 20, 38, 0.4) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 48px;
  color: var(--color-white);
}

.stc-slide-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--color-white);
}

.stc-slide-caption {
  font-size: 1.0625rem;
  color: #CBD5E1;
  max-width: 700px;
  line-height: 1.6;
}

.slider-controls {
  position: absolute;
  bottom: 24px;
  right: 32px;
  display: flex;
  gap: 12px;
  z-index: 10;
}

.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}

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

.slider-dots {
  position: absolute;
  bottom: 24px;
  left: 48px;
  display: flex;
  gap: 8px;
  z-index: 10;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot.active {
  width: 32px;
  background: var(--color-accent);
}

/* ==========================================================
   GALLERY (CATEGORY FILTER & LIGHTBOX)
   ========================================================== */
.gallery-filter-tabs {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-tab {
  background: var(--color-light);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

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

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--color-dark);
  cursor: pointer;
  height: 280px;
}

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

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

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 20, 38, 0.95) 0%, rgba(6, 20, 38, 0.4) 60%, transparent 100%);
  opacity: 0;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  color: var(--color-white);
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-category-badge {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.gallery-item-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.gallery-item-desc {
  font-size: 0.8125rem;
  color: #CBD5E1;
  line-height: 1.4;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(6, 20, 38, 0.94);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(10px);
}

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

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

.lightbox-image {
  max-height: 75vh;
  width: auto;
  margin: 0 auto;
  border-radius: var(--radius-md);
  box-shadow: 0 25px 50px rgba(0,0,0,0.5);
}

.lightbox-caption {
  color: var(--color-white);
  margin-top: 16px;
}

.lightbox-caption h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.lightbox-caption p {
  color: #94A3B8;
  font-size: 0.875rem;
}

.lightbox-close {
  position: absolute;
  top: -48px;
  right: 0;
  background: transparent;
  border: none;
  color: var(--color-white);
  font-size: 32px;
  cursor: pointer;
}

/* ==========================================================
   VIDEOS (RESPONSIVE YOUTUBE HUB)
   ========================================================== */
.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
}

.video-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.video-player-container {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 Aspect Ratio */
  background: #000;
  overflow: hidden;
}

.video-player-container iframe,
.video-player-container video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-facade {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.play-btn-circle {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: rgba(220, 38, 38, 0.9);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: 0 0 24px rgba(220, 38, 38, 0.5);
  transition: var(--transition);
}

.video-facade:hover .play-btn-circle {
  transform: scale(1.15);
  background: #DC2626;
}

.video-card-body {
  padding: 24px;
}

.video-card-category {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-blue);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.video-card-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
  line-height: 1.4;
}

.video-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ==========================================================
   CONTACT FORM & LOCATION
   ========================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
  align-items: flex-start;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.contact-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-item h5 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.contact-item p,
.contact-item a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.contact-item a:hover {
  color: var(--color-accent);
}

.contact-form-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

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

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--color-text-main);
  background-color: var(--color-white);
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

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

/* Map Container */
.map-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  height: 380px;
  border: 1px solid var(--color-border);
}

.map-card iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ==========================================================
   DISCLAIMER & FOOTER
   ========================================================== */
.site-footer {
  background-color: var(--color-dark);
  color: var(--color-text-light);
  padding-top: 80px;
  padding-bottom: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-brand p {
  margin-top: 18px;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: #94A3B8;
  max-width: 340px;
}

.footer-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

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

.footer-links a {
  font-size: 0.875rem;
  color: #94A3B8;
}

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

.footer-disclaimer-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 4px solid var(--color-accent);
  padding: 24px;
  border-radius: var(--radius-md);
  margin-bottom: 40px;
}

.footer-disclaimer-box h6 {
  font-size: 0.875rem;
  font-weight: 700;
  color: #F59E0B;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.footer-disclaimer-box p {
  font-size: 0.8125rem;
  color: #94A3B8;
  line-height: 1.6;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.8125rem;
  color: #64748B;
}

.footer-developer {
  font-size: 0.8125rem;
  color: #94A3B8;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.footer-developer a {
  color: var(--color-accent);
  font-weight: 700;
  text-decoration: none;
  transition: var(--transition);
}

.footer-developer a:hover {
  color: #FBBF24;
  text-decoration: underline;
}

/* Floating WhatsApp Button */
.floating-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background-color: #25D366;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition);
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.6);
}

.floating-whatsapp svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* ==========================================================
   ALERTS
   ========================================================== */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9375rem;
}

.alert-success {
  background-color: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: #065F46;
}

.alert-danger {
  background-color: #FEF2F2;
  border: 1px solid #FECACA;
  color: #991B1B;
}

.alert-warning {
  background-color: #FFFBEB;
  border: 1px solid #FDE68A;
  color: #92400E;
}

.alert-close {
  background: transparent;
  border: none;
  margin-left: auto;
  font-size: 20px;
  cursor: pointer;
  color: inherit;
}

/* ==========================================================
   RESPONSIVE BREAKPOINTS (Mobile-First Polish)
   320px, 375px, 390px, 414px, 768px, 1024px, 1440px
   ========================================================== */
@media (max-width: 1024px) {
  .hero-grid,
  .about-grid,
  .founder-grid,
  .spotlight-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .section {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .section-title {
    font-size: 1.875rem;
  }

  .top-bar {
    display: none; /* Keep mobile view clean */
  }

  .mobile-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: 32px 24px;
    box-shadow: var(--shadow-xl);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
    gap: 20px;
  }

  .nav-links.active {
    transform: translateY(0);
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .hero-stats-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

  .stc-slider-wrapper {
    height: 400px;
  }

  .stc-slide-title {
    font-size: 1.5rem;
  }

  .stc-slide-overlay {
    padding: 24px;
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 414px) {
  .hero-title {
    font-size: 1.85rem;
  }

  .btn {
    width: 100%;
  }

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