/* ==========================================================================
   SIMATS Engineering - Department of Bioengineering
   Plain HTML, CSS & JS Website Stylesheet
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Variables & Theme Setup
   -------------------------------------------------------------------------- */
:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-dark: #1e40af;
  --primary-light: #3b82f6;
  --primary-subtle: #eff6ff;
  --primary-border: #bfdbfe;

  --secondary: #0ea5e9;
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --success: #10b981;
  --success-light: #d1fae5;
  --success-text: #065f46;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --warning-text: #92400e;

  --dark: #0f172a;
  --dark-surface: #1e293b;
  --dark-card: #334155;
  --dark-border: #475569;

  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --text-white: #ffffff;

  --bg-page: #ffffff;
  --bg-alt: #f8fafc;
  --bg-subtle: #f1f5f9;

  --border-light: #e2e8f0;
  --border-medium: #cbd5e1;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);

  --transition: all 0.25s ease-in-out;
  --transition-slow: all 0.4s ease-in-out;

  --max-width: 1280px;
  --header-height: 80px;
}

/* --------------------------------------------------------------------------
   2. Reset & Base Typography
   -------------------------------------------------------------------------- */
*, *::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: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-page);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* --------------------------------------------------------------------------
   3. Header & Sticky Navigation
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header.scrolled {
  background: rgba(15, 23, 42, 0.98);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  border-bottom-color: rgba(59, 130, 246, 0.2);
  height: 70px;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  color: var(--text-white);
}

.brand-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  background: #fff;
  padding: 2px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  transition: var(--transition);
}

.header.scrolled .brand-logo {
  width: 42px;
  height: 42px;
}

.brand-text h1 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--text-white);
}

.brand-text p {
  font-size: 0.8rem;
  color: #93c5fd;
  font-weight: 500;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  color: #e2e8f0;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #60a5fa;
  border-radius: 2px;
  transition: width 0.25s ease;
}

.nav-link:hover,
.nav-link.active {
  color: #ffffff;
}

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

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--text-white);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  border: 2px solid #ffffff;
  color: #ffffff;
  background: transparent;
}

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

.btn-outline-primary {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}

.btn-outline-primary:hover {
  background: var(--primary);
  color: #ffffff;
}

.btn-white {
  background: #ffffff;
  color: var(--primary);
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  background: #f8fafc;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.85rem 1.85rem;
  font-size: 1.05rem;
}

.hamburger-btn {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 36px;
  height: 36px;
  padding: 6px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.hamburger-btn svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
}

/* Mobile Drawer */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: rgba(15, 23, 42, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.5rem;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  z-index: 999;
  max-height: calc(100vh - var(--header-height));
  overflow-y: auto;
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav-link {
  color: #e2e8f0;
  font-size: 1.05rem;
  font-weight: 600;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  padding-left: 1.25rem;
}

.mobile-nav .btn {
  margin-top: 0.75rem;
  width: 100%;
}

/* --------------------------------------------------------------------------
   4. Hero Section with Carousel
   -------------------------------------------------------------------------- */
.hero-slider-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--dark);
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), transform 1s cubic-bezier(0.4, 0, 0.2, 1);
  transform: scale(1.05);
}

.slide.active {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

.slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.55) 50%, rgba(30, 58, 138, 0.4) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  padding-top: calc(var(--header-height) + 2rem);
  padding-bottom: 5rem;
  max-width: 850px;
  color: var(--text-white);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(37, 99, 235, 0.3);
  border: 1px solid rgba(96, 165, 250, 0.4);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: #bfdbfe;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.hero-title {
  font-size: clamp(2.25rem, 5vw, 4.25rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.hero-subtitle {
  font-size: clamp(1.15rem, 2.5vw, 1.75rem);
  font-weight: 600;
  color: #fde047;
  margin-bottom: 1.25rem;
  line-height: 1.35;
}

.hero-description {
  font-size: 1.15rem;
  color: #cbd5e1;
  margin-bottom: 2.25rem;
  max-width: 650px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.slider-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.slider-nav-btn:hover {
  background: rgba(255, 255, 255, 0.35);
  transform: translateY(-50%) scale(1.08);
}

.slider-nav-btn.prev {
  left: 2rem;
}

.slider-nav-btn.next {
  right: 2rem;
}

.slider-indicators {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  gap: 0.75rem;
}

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

.slider-dot.active {
  background: #ffffff;
  width: 32px;
  border-radius: var(--radius-full);
}

.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  right: 3rem;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-8px); }
  60% { transform: translateY(-4px); }
}

/* --------------------------------------------------------------------------
   5. Section Header & Shared Section Styles
   -------------------------------------------------------------------------- */
.section {
  padding: 6rem 0;
  position: relative;
}

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

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

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 4rem auto;
}

.section-subtitle {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.section-header.dark .section-subtitle {
  color: #60a5fa;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.25;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-header.dark .section-title {
  color: var(--text-white);
}

.section-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.section-header.dark .section-description {
  color: #94a3b8;
}

/* --------------------------------------------------------------------------
   6. Pillars / Highlights Section (Internships, IV, Collab)
   -------------------------------------------------------------------------- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

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

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

.pillar-img-wrapper {
  position: relative;
  height: 240px;
  overflow: hidden;
  background: #f1f5f9;
}

.pillar-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.pillar-card:hover .pillar-img-wrapper img {
  transform: scale(1.08);
}

.pillar-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  box-shadow: var(--shadow-md);
}

.pillar-content {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.pillar-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
  color: var(--text-main);
  transition: var(--transition);
}

.pillar-card:hover .pillar-title {
  color: var(--primary);
}

.pillar-desc {
  font-size: 0.975rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   7. About Section & Vision/Mission
   -------------------------------------------------------------------------- */
.quote-banner {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  color: #ffffff;
  padding: 3rem 2.5rem;
  border-radius: var(--radius-2xl);
  text-align: center;
  margin-bottom: 4.5rem;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.quote-banner::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: 20px;
  font-size: 12rem;
  color: rgba(255, 255, 255, 0.08);
  font-family: serif;
  line-height: 1;
  pointer-events: none;
}

.quote-banner blockquote {
  font-size: clamp(1.25rem, 2.5vw, 1.85rem);
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 1rem;
  font-style: italic;
}

.quote-banner cite {
  font-size: 1rem;
  color: #93c5fd;
  font-style: normal;
  font-weight: 500;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3.5rem;
  align-items: center;
  margin-bottom: 5rem;
}

.vm-block {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.vm-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--primary-subtle);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.vm-icon svg {
  width: 26px;
  height: 26px;
}

.vm-body h3 {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--text-main);
  margin-bottom: 0.65rem;
}

.vm-body p {
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 0.975rem;
}

.vm-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.5rem;
}

.vm-list li {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  padding-left: 1rem;
  border-left: 3px solid var(--primary-border);
}

.vm-list li strong {
  color: var(--text-main);
}

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

.about-main-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
}

.experience-badge {
  position: absolute;
  bottom: -1.5rem;
  left: -1.5rem;
  background: #ffffff;
  padding: 1.25rem 1.75rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 1rem;
  border: 1px solid var(--border-light);
}

.exp-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.exp-text {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.2;
}

/* --------------------------------------------------------------------------
   8. Stats Counter Strip
   -------------------------------------------------------------------------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.stat-card {
  background: #ffffff;
  padding: 2.25rem 1.5rem;
  border-radius: var(--radius-xl);
  text-align: center;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-border);
}

.stat-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--primary-subtle);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem auto;
}

.stat-icon svg {
  width: 28px;
  height: 28px;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

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

/* Gradient version for inner pages */
.stat-card-gradient {
  padding: 1.75rem 1.25rem;
  border-radius: var(--radius-xl);
  text-align: center;
  color: #ffffff;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.stat-card-gradient:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.stat-card-gradient .stat-icon {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.stat-card-gradient .stat-number {
  color: #ffffff;
}

.stat-card-gradient .stat-label {
  color: rgba(255, 255, 255, 0.95);
}

.bg-grad-blue { background: linear-gradient(135deg, #1d4ed8, #3b82f6); }
.bg-grad-green { background: linear-gradient(135deg, #047857, #10b981); }
.bg-grad-purple { background: linear-gradient(135deg, #6d28d9, #8b5cf6); }
.bg-grad-orange { background: linear-gradient(135deg, #c2410c, #f97316); }

/* --------------------------------------------------------------------------
   9. Faculty Cards & Directory
   -------------------------------------------------------------------------- */
.faculty-list {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.faculty-card {
  background: #ffffff;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: var(--transition);
  display: grid;
  grid-template-columns: 280px 1fr;
}

.faculty-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-border);
}

.faculty-img-col {
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  border-right: 1px solid var(--border-light);
}

.faculty-img-col img {
  width: 100%;
  max-height: 320px;
  object-fit: contain;
  border-radius: var(--radius-lg);
  transition: transform 0.4s ease;
}

.faculty-card:hover .faculty-img-col img {
  transform: scale(1.03);
}

.faculty-info-col {
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faculty-header h3 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
}

.faculty-position {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  margin-top: 0.25rem;
}

.faculty-qualification {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

.faculty-bio {
  color: #334155;
  font-size: 0.95rem;
  line-height: 1.7;
}

.faculty-bio p {
  margin-bottom: 0.75rem;
}

.faculty-bio p:last-child {
  margin-bottom: 0;
}

.faculty-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
}

.meta-group-title {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.meta-contacts {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-main);
}

.contact-item svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
  flex-shrink: 0;
}

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

.research-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-light);
}

.research-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.profile-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  font-weight: 600;
  transition: var(--transition);
}

.badge-linkedin { background: #e0f2fe; color: #0284c7; }
.badge-linkedin:hover { background: #bae6fd; color: #0369a1; }

.badge-scholar { background: #dcfce7; color: #15803d; }
.badge-scholar:hover { background: #bbf7d0; color: #166534; }

.badge-researchgate { background: #f3f4f6; color: #374151; }
.badge-researchgate:hover { background: #e5e7eb; color: #1f2937; }

.badge-scopus { background: #ffedd5; color: #c2410c; }
.badge-scopus:hover { background: #fed7aa; color: #9a3412; }

.badge-wos { background: #fef3c7; color: #b45309; }
.badge-wos:hover { background: #fde68a; color: #92400e; }

.badge-orcid { background: #f0fdf4; color: #16a34a; border: 1px solid #bbf7d0; }
.badge-orcid:hover { background: #dcfce7; }

/* --------------------------------------------------------------------------
   10. Scholars Page & Cards
   -------------------------------------------------------------------------- */
.scholars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.75rem;
}

.scholar-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  padding: 1.75rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.scholar-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-border);
}

.scholar-photo-box {
  width: 140px;
  height: 140px;
  margin: 0 auto 1.25rem auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scholar-photo-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.scholar-name {
  font-size: 1.2rem;
  font-weight: 800;
  text-align: center;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.scholar-meta {
  text-align: center;
  margin-bottom: 1.25rem;
}

.scholar-meta p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.badge-degree {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  background: #dbeafe;
  color: #1e40af;
  margin: 0.35rem 0;
}

.scholar-guide {
  font-size: 0.88rem !important;
  font-weight: 600;
  color: var(--primary) !important;
}

.scholar-details {
  border-top: 1px solid var(--border-light);
  padding-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex: 1;
}

.detail-row h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
}

.detail-row p {
  font-size: 0.88rem;
  color: var(--text-main);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   11. Patents Page & Cards
   -------------------------------------------------------------------------- */
.patents-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.patent-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

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

.patent-img-box {
  position: relative;
  height: 220px;
  overflow: hidden;
  background: #f1f5f9;
}

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

.patent-card:hover .patent-img-box img {
  transform: scale(1.06);
}

.patent-status-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  backdrop-filter: blur(8px);
}

.status-published {
  background: rgba(16, 185, 129, 0.95);
  color: #ffffff;
}

.status-under-review {
  background: rgba(245, 158, 11, 0.95);
  color: #ffffff;
}

.patent-category-badge {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

.patent-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.patent-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  line-height: 1.3;
  transition: var(--transition);
}

.patent-card:hover .patent-title {
  color: var(--primary);
}

.patent-description {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.patent-inventors {
  margin-top: auto;
  border-top: 1px solid var(--border-light);
  padding-top: 1rem;
}

.inventors-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.inventors-title svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
}

.inventor-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.inventor-row {
  font-size: 0.85rem;
  color: #475569;
}

.inventor-row strong {
  color: var(--text-main);
}

.partner-logos-section {
  margin-top: 4rem;
  text-align: center;
  padding: 2.5rem;
  background: #ffffff;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--border-light);
}

.partner-logos-section h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.partner-logos-section img {
  max-width: 100%;
  max-height: 100px;
  margin: 0 auto;
  opacity: 0.85;
  transition: var(--transition);
}

.partner-logos-section img:hover {
  opacity: 1;
}

/* --------------------------------------------------------------------------
   12. Events Page & Cards
   -------------------------------------------------------------------------- */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

.event-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.event-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-border);
}

.event-gallery {
  position: relative;
  height: 220px;
  background: #0f172a;
  overflow: hidden;
}

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

.event-card:hover .event-img {
  transform: scale(1.05);
}

/* Event Gallery Slider for multi-image events */
.event-slider {
  position: relative;
  width: 100%;
  height: 100%;
}

.event-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease;
}

.event-slide.active {
  opacity: 1;
  visibility: visible;
}

.event-slide-controls {
  position: absolute;
  bottom: 0.75rem;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  z-index: 10;
}

.event-ctrl-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.65);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.event-ctrl-btn:hover {
  background: rgba(37, 99, 235, 0.9);
}

.event-img-count {
  background: rgba(0, 0, 0, 0.65);
  color: #ffffff;
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

.event-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.event-meta-strip {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.85rem;
}

.event-date {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.event-date svg {
  width: 14px;
  height: 14px;
  color: var(--primary);
}

.event-duration {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  background: #eff6ff;
  color: #2563eb;
}

.event-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.event-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   13. Contact Section & Form
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 3.5rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contact-info-card {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.contact-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.contact-icon-box svg {
  width: 24px;
  height: 24px;
}

.contact-info-text h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.35rem;
}

.contact-info-text p,
.contact-info-text a {
  color: #94a3b8;
  font-size: 0.95rem;
  line-height: 1.6;
}

.contact-info-text a:hover {
  color: #60a5fa;
}

.contact-social-strip {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-social-strip h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1rem;
}

.social-links-list {
  display: flex;
  gap: 0.75rem;
}

.social-link-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-link-btn:hover {
  background: var(--primary);
  transform: translateY(-3px);
  color: #ffffff;
}

.social-link-btn svg {
  width: 20px;
  height: 20px;
}

/* Contact Form */
.contact-form-wrapper {
  background: rgba(30, 41, 59, 0.7);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-2xl);
}

.contact-form-wrapper h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.5rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: #e2e8f0;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.15rem;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  color: #ffffff;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
  background: rgba(15, 23, 42, 1);
}

.form-control::placeholder {
  color: #64748b;
}

textarea.form-control {
  resize: vertical;
  min-height: 130px;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1.25rem;
  padding-right: 2.5rem;
}

/* --------------------------------------------------------------------------
   14. CTA Banner (Join Research / Get Involved)
   -------------------------------------------------------------------------- */
.cta-banner-section {
  background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 50%, #1e40af 100%);
  color: #ffffff;
  padding: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-banner-desc {
  font-size: 1.15rem;
  color: #dbeafe;
  max-width: 650px;
  margin: 0 auto 2.25rem auto;
  line-height: 1.6;
}

.cta-banner-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.25rem;
}

/* --------------------------------------------------------------------------
   15. Inner Page Header
   -------------------------------------------------------------------------- */
.page-header {
  padding-top: calc(var(--header-height) + 4rem);
  padding-bottom: 4rem;
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 50%, #e0e7ff 100%);
  border-bottom: 1px solid var(--border-light);
  text-align: center;
}

.page-header-title {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.page-header-subtitle {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1rem;
}

.page-header-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Filter / Search Bar */
.filter-search-bar {
  background: #ffffff;
  padding: 1.25rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  margin-bottom: 3rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
  min-width: 250px;
}

.search-input-wrapper svg {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--text-muted);
}

.search-input {
  width: 100%;
  padding: 0.7rem 1rem 0.7rem 2.6rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  transition: var(--transition);
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-pill {
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--bg-alt);
  color: var(--text-muted);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

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

/* --------------------------------------------------------------------------
   16. Footer
   -------------------------------------------------------------------------- */
.footer {
  background-color: #0b1120;
  color: #ffffff;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 5rem 0 2rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1.2fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.footer-brand-title img {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: #ffffff;
  padding: 2px;
}

.footer-brand-title h3 {
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1.2;
}

.footer-brand-title p {
  font-size: 0.8rem;
  color: #94a3b8;
}

.footer-about-text {
  color: #94a3b8;
  font-size: 0.925rem;
  line-height: 1.7;
}

.footer-col-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.5rem;
  position: relative;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.925rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: #60a5fa;
  padding-left: 0.35rem;
}

.footer-contact-items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-contact-row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: #94a3b8;
  font-size: 0.9rem;
  line-height: 1.5;
}

.footer-contact-row svg {
  width: 18px;
  height: 18px;
  color: #60a5fa;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.footer-contact-row a:hover {
  color: #ffffff;
}

.newsletter-box {
  margin-top: 1.5rem;
}

.newsletter-box h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.newsletter-form {
  display: flex;
}

.newsletter-input {
  flex: 1;
  padding: 0.65rem 1rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  color: #ffffff;
  font-size: 0.875rem;
}

.newsletter-input:focus {
  border-color: var(--primary);
  outline: none;
}

.newsletter-btn {
  padding: 0.65rem 1.25rem;
  background: var(--primary);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  transition: var(--transition);
}

.newsletter-btn:hover {
  background: var(--primary-hover);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  text-align: center;
  color: #64748b;
  font-size: 0.875rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-bottom p {
  line-height: 1.5;
}

.visitor-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding: 0.35rem 0.85rem;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-full);
  color: #94a3b8;
  font-size: 0.8rem;
}

.visitor-count {
  font-weight: 700;
  color: #60a5fa;
}

/* --------------------------------------------------------------------------
   17. Toast & Modal Feedback
   -------------------------------------------------------------------------- */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #0f172a;
  color: #ffffff;
  border-left: 4px solid var(--primary);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2xl);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 2000;
  transform: translateY(150%);
  opacity: 0;
  transition: transform 0.35s ease, opacity 0.35s ease;
}

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

.toast.toast-success {
  border-left-color: var(--success);
}

.toast svg {
  width: 20px;
  height: 20px;
  color: var(--success);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 990;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--primary-hover);
  transform: translateY(-4px);
}

.back-to-top svg {
  width: 22px;
  height: 22px;
}

/* --------------------------------------------------------------------------
   18. Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .nav-menu,
  .nav-actions .btn {
    display: none;
  }

  .hamburger-btn {
    display: flex;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about-main-img {
    height: 380px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .section {
    padding: 4rem 0;
  }

  .brand-text h1 {
    font-size: 1rem;
  }

  .brand-text p {
    font-size: 0.75rem;
  }

  .hero-content {
    padding-top: calc(var(--header-height) + 1rem);
    padding-bottom: 3.5rem;
  }

  .slider-nav-btn {
    display: none;
  }

  .scroll-indicator {
    display: none;
  }

  .faculty-card {
    grid-template-columns: 1fr;
  }

  .faculty-img-col {
    border-right: none;
    border-bottom: 1px solid var(--border-light);
  }

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

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

  .filter-search-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-pills {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.5rem;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

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

  .contact-form-wrapper {
    padding: 1.5rem;
  }
}