/* ============================================================
   IMK Research & Consulting Foundation – Design System
   Colour palette derived from the IMK logo:
     Navy  #1B3A6B  |  Deep Navy #0D2040
     Teal  #1E8A9E  |  Light Teal #5AB4C9
     Gold  #C9A844  |  Deep Gold  #A88730
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@400;500;600;700&display=swap');

/* --- CSS Variables / Design Tokens --- */
:root {
  /* ── IMK Logo Palette ── */
  --primary:       #1B3A6B;   /* Navy Blue  – iMK text */
  --primary-dark:  #0D2040;   /* Deep Navy  – dark sections */
  --primary-light: #2A5298;   /* Mid Navy   – hover states */
  --teal:          #1E8A9E;   /* Teal       – middle swoosh */
  --teal-light:    #5AB4C9;   /* Light Teal – inner swoosh */
  --accent:        #C9A844;   /* Gold       – outer arc */
  --accent-dark:   #A88730;   /* Deep Gold  – hover */
  --accent-light:  #DEC06A;   /* Light Gold – highlights */
  --text:          #1B3A6B;   /* Navy – body headings */
  --text-light:    #3D5A8A;   /* Mid navy – body text */
  --text-muted:    #7A8EAD;   /* Muted navy – placeholders */
  --bg:            #FFFFFF;
  --bg-alt:        #F4F7FB;   /* Very light navy tint */
  --bg-dark:       #0D2040;   /* Deep navy – footer/topbar */
  --bg-card:       #FFFFFF;
  --border:        #D6E0F0;   /* Light navy border */
  --shadow-sm: 0 2px 8px rgba(27,58,107,0.07);
  --shadow-md: 0 4px 20px rgba(27,58,107,0.10);
  --shadow-lg: 0 8px 40px rgba(27,58,107,0.14);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 50%;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Playfair Display', serif;
  --container: 1200px;
  --header-height: 80px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }
ul, ol { list-style: none; }
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-heading);
  color: var(--text);
  line-height: 1.3;
  font-weight: 600;
}
h1 { font-size: clamp(2rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
p { margin-bottom: 1rem; color: var(--text-light); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* --- Flash Messages --- */
.flash-message {
  padding: 14px 20px; border-radius: var(--radius-sm); margin: 16px 0;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.95rem; animation: slideDown 0.4s ease;
}
.flash-success { background: #E8F5E9; color: #2E7D32; border-left: 4px solid #2E7D32; }
.flash-error { background: #FFEBEE; color: #C62828; border-left: 4px solid #C62828; }
.flash-warning { background: #FFF8E1; color: #F57F17; border-left: 4px solid #F57F17; }
.flash-info { background: #E3F2FD; color: #1565C0; border-left: 4px solid #1565C0; }
.flash-close { background: none; border: none; font-size: 1.3rem; cursor: pointer; color: inherit; padding: 0 0 0 16px; }

@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

/* ============================================================
   TOP BAR
   ============================================================ */
.top-bar {
  background: var(--bg-dark);
  padding: 8px 0;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.7);
}
.top-bar .container {
  display: flex; align-items: center; justify-content: space-between;
}
.top-bar__contact a { color: rgba(255,255,255,0.8); margin-right: 20px; }
.top-bar__contact a:hover { color: var(--accent); }
.top-bar__social a {
  color: rgba(255,255,255,0.6);
  margin-left: 12px; font-size: 1rem;
  transition: color var(--transition);
}
.top-bar__social a:hover { color: var(--accent); }

/* ============================================================
   HEADER / NAVIGATION
   ============================================================ */
.site-header {
  background: var(--bg);
  position: sticky; top: 0; z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.nav-wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-height);
}
.logo { display: flex; align-items: center; text-decoration: none; }
.logo-img {
    height: 60px;
    width: auto;
    display: block;
    object-fit: contain;
    /* Slight sharpening for retina */
    image-rendering: -webkit-optimize-contrast;
    transition: opacity var(--transition), transform var(--transition);
}
.logo:hover .logo-img { opacity: 0.88; transform: scale(1.02); }
/* keep old .logo-text in case any page still references it */
.logo-text { font-family: var(--font-heading); font-size: 1.25rem; font-weight: 700; color: var(--primary); line-height: 1.2; }
.logo-text small { display: block; font-size: 0.65rem; font-weight: 400; color: var(--text-muted); font-family: var(--font-body); letter-spacing: 0.5px; }

.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  padding: 8px 16px; font-size: 0.92rem; font-weight: 500;
  color: var(--text); border-radius: var(--radius-sm);
  transition: all var(--transition); position: relative;
}
.main-nav a::after {
  content: ''; position: absolute; bottom: 0; left: 50%; width: 0;
  height: 2px; background: var(--primary);
  transition: all var(--transition); transform: translateX(-50%);
}
.main-nav a:hover, .main-nav a.active { color: var(--primary); }
.main-nav a:hover::after, .main-nav a.active::after { width: 60%; }

/* Navigation Dropdown styling */
.nav-dropdown {
  position: relative;
  display: inline-block;
}
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 200px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  padding: 6px 0;
  margin-top: 8px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: 1000;
  border: 1px solid var(--border);
}
.dropdown-menu a {
  display: block !important;
  width: 100% !important;
  padding: 10px 18px !important;
  font-size: 0.88rem !important;
  color: var(--text) !important;
  font-weight: 500 !important;
  text-align: left !important;
  border-radius: 0 !important;
  transition: all var(--transition) !important;
}
.dropdown-menu a::after {
  display: none !important;
}
.dropdown-menu a:hover {
  background: var(--bg-alt) !important;
  color: var(--teal) !important;
}
.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.main-nav a.dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-cta {
  background: var(--primary); color: #fff !important;
  padding: 10px 24px !important; border-radius: var(--radius-sm) !important;
  font-weight: 600 !important; margin-left: 8px;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--primary-dark) !important; color: #fff !important; }

/* Hamburger */
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text); margin: 5px 0; transition: all var(--transition); border-radius: 2px; }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ============================================================
   HERO BANNER
   ============================================================ */
.hero {
  position: relative; min-height: 520px;
  display: flex; align-items: center;
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary-dark) 100%);
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0.25;
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(13,32,64,0.88) 0%, rgba(27,58,107,0.72) 60%, rgba(30,138,158,0.55) 100%);
}
.hero__content {
  position: relative; z-index: 2;
  max-width: 700px; color: #fff;
  padding: 60px 0;
}
.hero__content h1 { color: #fff; margin-bottom: 12px; font-size: clamp(2rem, 4.5vw, 3.4rem); }
.hero__content h1 span { color: var(--accent); }
/* Sub-tagline: bold, prominent line 2 */
.hero__content p,
.hero__content .hero__sub {
  color: rgba(255,255,255,0.90);
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 500;
  margin-bottom: 10px;
  max-width: 580px;
  letter-spacing: 0.2px;
}
/* Sub-sub-tagline: smaller, lighter, italic line 3 */
.hero__content .hero__subsub {
  color: rgba(255,255,255,0.68);
  font-size: clamp(0.82rem, 1.4vw, 0.97rem);
  font-weight: 400;
  font-style: italic;
  margin-bottom: 28px;
  max-width: 540px;
  letter-spacing: 0.3px;
}
.hero__btns { display: flex; gap: 14px; flex-wrap: wrap; }

/* Page-level hero (shorter) */
.page-hero { min-height: 300px; }
.page-hero .hero__content { padding: 40px 0; }
.page-hero .hero__content p { margin-bottom: 0; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; font-size: 0.95rem; font-weight: 600;
  border-radius: var(--radius-sm); border: 2px solid transparent;
  cursor: pointer; transition: all var(--transition);
  font-family: var(--font-body); text-align: center;
}
.btn-primary { background: var(--accent); color: var(--bg-dark); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: var(--bg-dark); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(212,168,67,0.3); }
.btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.4); }
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; color: #fff; transform: translateY(-2px); }
.btn-green { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-teal  { background: var(--teal);    color: #fff; border-color: var(--teal); }
.btn-green:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(27,58,107,0.3); }
.btn-teal:hover  { background: #1A7A8E;              border-color: #1A7A8E;              color: #fff; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(30,138,158,0.3); }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.btn-lg { padding: 15px 36px; font-size: 1.05rem; }

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: 80px 0; }
.section--alt { background: var(--bg-alt); }
.section--dark { background: var(--bg-dark); color: #fff; }
.section--dark h2, .section--dark h3 { color: #fff; }
.section--dark p { color: rgba(255,255,255,0.75); }

.section-header { text-align: center; max-width: 700px; margin: 0 auto 50px; }
.section-header h2 { margin-bottom: 12px; }
.section-header .section-line {
  width: 60px; height: 3px; background: var(--accent);
  margin: 16px auto; border-radius: 2px;
}

/* ============================================================
   ABOUT STRIP
   ============================================================ */
.about-strip { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.about-strip__img { border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-md); }
.about-strip__img img { width: 100%; height: 100%; object-fit: cover; min-height: 320px; }
.about-strip__content h2 { margin-bottom: 16px; }
.about-strip__content .highlight-quote {
  border-left: 4px solid var(--accent); padding: 12px 20px;
  font-style: italic; color: var(--primary); margin: 20px 0;
  background: rgba(11,110,79,0.04); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ============================================================
   CARDS — Wings, Features, Team
   ============================================================ */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 28px; }
.cards-grid-3 { grid-template-columns: repeat(3, 1fr); }
.cards-grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--bg-card); border-radius: var(--radius-md);
  padding: 32px 28px; box-shadow: var(--shadow-sm);
  transition: all var(--transition); border: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.card__icon {
  width: 56px; height: 56px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: #fff; margin-bottom: 20px;
}
.card__icon--accent { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); }
.card h3 { margin-bottom: 12px; font-size: 1.2rem; }
.card p { font-size: 0.92rem; margin-bottom: 16px; }
.card__link { font-size: 0.9rem; font-weight: 600; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; }
.card__link:hover { gap: 10px; }
.card__number {
  position: absolute; top: 16px; right: 20px;
  font-size: 3rem; font-weight: 700; color: rgba(11,110,79,0.06);
  font-family: var(--font-heading);
}

/* Wing Cards */
.wing-card { border-top: 4px solid var(--primary); }
.wing-card:nth-child(2) { border-top-color: var(--accent); }
.wing-card:nth-child(3) { border-top-color: #E85D75; }
.wing-card .wing-tag {
  display: inline-block; padding: 4px 12px; border-radius: 20px;
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.5px; margin-bottom: 14px;
  background: rgba(11,110,79,0.08); color: var(--primary);
}
.wing-card:nth-child(2) .wing-tag { background: rgba(212,168,67,0.12); color: var(--accent-dark); }
.wing-card:nth-child(3) .wing-tag { background: rgba(232,93,117,0.1); color: #E85D75; }

/* ============================================================
   STATS / COUNTERS
   ============================================================ */
.stats-section { background: linear-gradient(135deg, var(--primary-dark), var(--primary)); padding: 60px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.stat-item h3 { font-size: 2.8rem; color: var(--accent); margin-bottom: 4px; font-weight: 700; }
.stat-item p { color: rgba(255,255,255,0.85); font-size: 0.92rem; margin: 0; }

/* ============================================================
   TEAM SECTION
   ============================================================ */
.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 28px; }
.team-card {
  background: var(--bg-card); border-radius: var(--radius-md);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: all var(--transition); border: 1px solid var(--border);
  text-align: center;
}
.team-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.team-card__img {
  width: 100%; height: 280px; object-fit: cover;
  background: linear-gradient(135deg, var(--bg-alt), var(--border));
}
.team-card__info { padding: 20px; }
.team-card__info h3 { font-size: 1.1rem; margin-bottom: 4px; }
.team-card__info .role { color: var(--primary); font-size: 0.85rem; font-weight: 500; margin-bottom: 10px; }
.team-card__info p { font-size: 0.85rem; line-height: 1.6; }

/* ============================================================
   LEADERSHIP PROFILES PAGE
   ============================================================ */
.leadership-profiles { display: flex; flex-direction: column; gap: 48px; }
.leader-profile {
  display: grid; grid-template-columns: 320px 1fr; gap: 44px;
  align-items: center; padding: 36px;
  background: var(--bg-card); border-radius: var(--radius-lg);
  border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  transition: all var(--transition); position: relative; overflow: hidden;
}
.leader-profile::before {
  content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%;
  background: linear-gradient(180deg, var(--primary), var(--accent));
  border-radius: 4px 0 0 4px;
}
.leader-profile:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.leader-profile--reverse { direction: rtl; }
.leader-profile--reverse > * { direction: ltr; }
.leader-profile--reverse::before { left: auto; right: 0; border-radius: 0 4px 4px 0; }

.leader-profile__photo {
  width: 100%; aspect-ratio: 1/1; border-radius: var(--radius-md);
  overflow: hidden; box-shadow: var(--shadow-md);
}
.leader-profile__photo img {
  width: 100%; height: 100%; object-fit: contain;
  background-color: var(--bg-alt);
  transition: transform 0.5s ease;
}
.leader-profile:hover .leader-profile__photo img { transform: scale(1.04); }
.leader-profile__placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #0B6E4F18, #D4A84318);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; color: var(--primary);
}
.leader-profile__placeholder i { font-size: 4rem; opacity: 0.4; }
.leader-profile__placeholder span {
  font-family: var(--font-heading); font-size: 5rem;
  font-weight: 700; opacity: 0.15;
}
.leader-profile__content { padding: 8px 0; }
.leader-profile__tag {
  display: inline-block; padding: 4px 14px; border-radius: 20px;
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.5px; margin-bottom: 12px;
  background: rgba(11,110,79,0.08); color: var(--primary);
}
.leader-profile__content h3 {
  font-size: 1.5rem; margin-bottom: 6px; color: var(--text);
  font-family: var(--font-heading);
}
.leader-profile__role {
  color: var(--primary); font-size: 0.92rem; font-weight: 600;
  margin-bottom: 16px;
}
.leader-profile__bio p {
  font-size: 0.92rem; line-height: 1.75; color: var(--text-light);
}

/* Partner Grid */
.partner-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.partner-card {
  background: var(--bg-card); border-radius: var(--radius-md);
  overflow: hidden; box-shadow: var(--shadow-sm);
  border: 1px solid var(--border); transition: all var(--transition);
  text-align: center;
}
.partner-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
.partner-card__photo {
  width: 100%; height: 280px; overflow: hidden;
  background: linear-gradient(135deg, var(--bg-alt), var(--border));
}
.partner-card__photo img { width: 100%; height: 100%; object-fit: contain; background-color: var(--bg-alt); transition: transform 0.5s ease; }
.partner-card:hover .partner-card__photo img { transform: scale(1.05); }
.partner-card__placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #0B6E4F12, #D4A84312);
  font-size: 4rem; color: var(--primary); opacity: 0.3;
}
.partner-card__info { padding: 24px; }
.partner-card__info h3 { font-size: 1.15rem; margin-bottom: 6px; }
.partner-card__specialty {
  display: inline-block; padding: 3px 12px; border-radius: 20px;
  font-size: 0.78rem; font-weight: 600;
  background: rgba(212,168,67,0.12); color: var(--accent-dark);
  margin-bottom: 8px;
}
.partner-card__role {
  color: var(--primary); font-size: 0.82rem; font-weight: 500; margin-bottom: 10px;
}
.partner-card__info p:last-child { font-size: 0.88rem; line-height: 1.65; }

@media (max-width: 1024px) {
  .leader-profile { grid-template-columns: 260px 1fr; gap: 30px; padding: 28px; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .leader-profile, .leader-profile--reverse { grid-template-columns: 1fr; direction: ltr; gap: 20px; padding: 20px; }
  .leader-profile--reverse > * { direction: ltr; }
  .leader-profile__photo { max-width: 280px; margin: 0 auto; }
  .leader-profile__content { text-align: center; }
  .partner-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   FORMS
   ============================================================ */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group.full-width { grid-column: 1 / -1; }
.form-group label {
  display: block; margin-bottom: 6px;
  font-size: 0.9rem; font-weight: 500; color: var(--text);
}
.form-group label .required { color: #E85D75; }
.form-control {
  width: 100%; padding: 12px 16px;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.95rem;
  transition: all var(--transition); background: var(--bg);
  color: var(--text);
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(11,110,79,0.1); }
textarea.form-control { min-height: 140px; resize: vertical; }
.form-control::placeholder { color: var(--text-muted); }

.file-upload {
  position: relative;
  border: 2px dashed var(--border); border-radius: var(--radius-sm);
  padding: 30px; text-align: center; cursor: pointer;
  transition: all var(--transition); background: var(--bg-alt);
}
.file-upload:hover { border-color: var(--primary); background: rgba(11,110,79,0.02); }
.file-upload p { margin: 8px 0 0; font-size: 0.85rem; color: var(--text-muted); }

.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.contact-info-card {
  background: var(--primary); color: #fff; padding: 40px;
  border-radius: var(--radius-md); position: relative; overflow: hidden;
}
.contact-info-card::before {
  content: ''; position: absolute; top: -50px; right: -50px;
  width: 200px; height: 200px; border-radius: var(--radius-full);
  background: rgba(255,255,255,0.05);
}
.contact-info-card h3 { color: #fff; margin-bottom: 24px; }
.contact-info-item { display: flex; gap: 14px; margin-bottom: 22px; }
.contact-info-item .icon {
  width: 40px; height: 40px; border-radius: var(--radius-full);
  background: rgba(255,255,255,0.15); display: flex; align-items: center;
  justify-content: center; flex-shrink: 0; font-size: 1rem;
}
.contact-info-item p { color: rgba(255,255,255,0.9); margin: 0; font-size: 0.92rem; }
.contact-info-item strong { display: block; color: #fff; margin-bottom: 2px; }

/* ============================================================
   CAREER PAGE
   ============================================================ */
.positions-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 24px; }
.position-card {
  background: var(--bg-card); padding: 28px; border-radius: var(--radius-md);
  border: 1px solid var(--border); transition: all var(--transition);
}
.position-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.position-card h3 { margin-bottom: 8px; }
.position-meta { display: flex; gap: 16px; margin-bottom: 14px; flex-wrap: wrap; }
.position-meta span {
  font-size: 0.82rem; padding: 4px 10px; border-radius: 20px;
  background: var(--bg-alt); color: var(--text-light); font-weight: 500;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,0.75); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 30px; padding-bottom: 40px; }
.footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: 18px; font-family: var(--font-body); font-weight: 600; }
.footer-col p { font-size: 0.88rem; line-height: 1.7; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: rgba(255,255,255,0.65); font-size: 0.88rem; transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
.footer-brand {
  margin-bottom: 12px;
}
.footer-brand img {
  height: 52px;
  width: auto;
  display: block;
  /* Show original company logo clearly */
  opacity: 1;
  margin-bottom: 4px;
}
.footer-social { display: flex; gap: 12px; margin-top: 18px; }
.footer-social a {
  width: 44px; height: 44px; border-radius: var(--radius-full);
  background: #ffffff; display: flex; align-items: center;
  justify-content: center; color: var(--primary);
  transition: all var(--transition); font-size: 1.15rem;
}
.footer-social a:hover {
  background: var(--accent);
  color: #ffffff;
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 0; text-align: center; font-size: 0.82rem;
}

/* Back to top */
.back-to-top {
  position: fixed; bottom: 30px; right: 30px; z-index: 999;
  width: 44px; height: 44px; border-radius: var(--radius-full);
  background: var(--primary); color: #fff; border: none;
  cursor: pointer; display: none; align-items: center; justify-content: center;
  font-size: 1.2rem; box-shadow: var(--shadow-md);
  transition: all var(--transition);
}
.back-to-top.visible { display: flex; }
.back-to-top:hover { background: var(--primary-dark); transform: translateY(-3px); }

/* ============================================================
   ANIMATIONS
   ============================================================ */
.fade-in { opacity: 0; transform: translateY(30px); transition: all 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-left { opacity: 0; transform: translateX(-30px); transition: all 0.6s ease; }
.fade-in-left.visible { opacity: 1; transform: translateX(0); }
.fade-in-right { opacity: 0; transform: translateX(30px); transition: all 0.6s ease; }
.fade-in-right.visible { opacity: 1; transform: translateX(0); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .cards-grid-3, .cards-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}

@media (max-width: 768px) {
  .hamburger { display: block; }
  .main-nav {
    position: fixed; top: var(--header-height); left: 0; right: 0;
    background: var(--bg); flex-direction: column; padding: 20px;
    box-shadow: var(--shadow-lg); transform: translateY(-120%);
    transition: transform var(--transition); z-index: 999;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav a { width: 100%; padding: 12px 16px; }
  .nav-dropdown { width: 100%; }
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none !important;
    box-shadow: none;
    border: none;
    padding: 0 0 0 16px;
    margin-top: 0;
    background: transparent;
    display: block;
  }
  .dropdown-menu a {
    padding: 10px 16px !important;
    font-size: 0.88rem !important;
  }
  .nav-cta { margin-left: 0 !important; margin-top: 10px; text-align: center; justify-content: center; }
  /* Slightly smaller logo on mobile */
  .logo-img { height: 48px; }

  .hero { min-height: 400px; }
  .about-strip { grid-template-columns: 1fr; gap: 30px; }
  .contact-layout { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .cards-grid, .cards-grid-3, .cards-grid-4 { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 50px 0; }
  .top-bar { display: none; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .hero__btns { flex-direction: column; }
  .hero__btns .btn { width: 100%; justify-content: center; }
  .positions-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   RESEARCH INTERNSHIP IMAGE SLIDER
   ============================================================ */
.internship-slider-section {
  padding: 80px 0;
  background: var(--bg-alt);
}
.internship-slider-container {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  height: 520px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  background: var(--primary-dark);
}
.internship-slider-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}
.internship-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.8s;
  z-index: 1;
}
.internship-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}
.internship-slide-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  transition: transform 8s ease;
}
.internship-slide.active .internship-slide-img {
  transform: scale(1);
}
.internship-slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to top, rgba(13, 32, 64, 0.75) 0%, rgba(13, 32, 64, 0.1) 40%, rgba(13, 32, 64, 0) 80%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  text-align: center;
  padding: 0 60px 70px;
}
.internship-slide-desc {
  color: #ffffff;
  font-family: var(--font-body);
  font-size: clamp(1.1rem, 2.5vw, 1.7rem);
  font-weight: 700;
  line-height: 1.4;
  max-width: 800px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.6s ease 0.3s, transform 0.6s ease 0.3s;
}
.internship-slide.active .internship-slide-desc {
  opacity: 1;
  transform: translateY(0);
}
/* Navigation buttons */
.internship-slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 1.25rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 10;
  transition: all var(--transition);
}
.internship-slider-btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--primary-dark);
  box-shadow: 0 0 15px rgba(201, 168, 68, 0.4);
}
.internship-slider-btn.prev {
  left: 24px;
}
.internship-slider-btn.next {
  right: 24px;
}
/* Indicator dots */
.internship-slider-dots {
  position: absolute;
  bottom: 25px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}
.internship-slider-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.4);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}
.internship-slider-dot.active {
  background: var(--accent);
  transform: scale(1.25);
  box-shadow: 0 0 8px var(--accent);
}

/* Responsiveness settings */
@media (max-width: 768px) {
  .internship-slider-section {
    padding: 50px 0;
  }
  .internship-slider-container {
    height: 380px;
  }
  .internship-slide-overlay {
    padding: 0 35px 65px;
  }
  .internship-slider-btn {
    width: 42px;
    height: 42px;
    font-size: 1rem;
  }
  .internship-slider-btn.prev {
    left: 12px;
  }
  .internship-slider-btn.next {
    right: 12px;
  }
}
@media (max-width: 480px) {
  .internship-slider-container {
    height: 280px;
  }
  .internship-slide-overlay {
    padding: 0 20px 60px;
  }
}

/* ============================================================
   OUR PARTNERS - LOGO MARQUEE
   ============================================================ */
.partners-section {
  padding: 60px 0;
  background-color: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.partners-section .section-header {
  margin-bottom: 40px;
}

.partners-marquee-wrapper {
  width: 100%;
  overflow: hidden;
  position: relative;
  display: flex;
}

/* Gradient overlays for fading edge effect */
.partners-marquee-wrapper::before,
.partners-marquee-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 150px;
  z-index: 5;
  pointer-events: none;
}

.partners-marquee-wrapper::before {
  left: 0;
  background: linear-gradient(to right, var(--bg) 0%, rgba(255, 255, 255, 0) 100%);
}

.partners-marquee-wrapper::after {
  right: 0;
  background: linear-gradient(to left, var(--bg) 0%, rgba(255, 255, 255, 0) 100%);
}

/* Flex track holding both lists */
.marquee-track {
  display: flex;
  width: max-content;
}

/* List containing logo items */
.marquee-list {
  display: flex;
  align-items: center;
  gap: 80px;
  padding: 0 40px;
  animation: marqueeScrollRight 30s linear infinite;
}

/* Pause animation on hover */
.partners-marquee-wrapper:hover .marquee-list {
  animation-play-state: paused;
}

/* Items inside the marquee */
.marquee-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.marquee-item img {
  max-width: 140px;
  max-height: 55px;
  width: auto;
  height: auto;
  object-fit: contain;
  opacity: 1;
  transition: all var(--transition);
}

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

/* Keyframes for seamless left-to-right scrolling marquee */
@keyframes marqueeScrollRight {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(0%);
  }
}

/* Responsive updates for marquee */
@media (max-width: 768px) {
  .partners-section {
    padding: 40px 0;
  }
  .marquee-list {
    gap: 50px;
    padding: 0 25px;
  }
  .marquee-item img {
    max-width: 110px;
    max-height: 42px;
  }
  .partners-marquee-wrapper::before,
  .partners-marquee-wrapper::after {
    width: 60px;
  }
}

/* Footer Branded Divider Bar */
.footer-divider-bar {
  height: 30px;
  background-color: #ffffff;
  width: 100%;
}

/* Testimonials Custom Sizing (Reduced by 25%) */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(195px, 1fr));
  gap: 20px;
}

.testimonial-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  border: 1px solid var(--border);
  text-align: center;
}

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

.testimonial-card__img {
  width: 100%;
  height: 210px; /* Reduced by 25% from 280px */
  background: var(--bg-alt);
  overflow: hidden;
}
.testimonial-card__img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background-color: var(--bg-alt);
}

.testimonial-card__info {
  padding: 16px;
}

.testimonial-card__info h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.testimonial-card__info .role {
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 8px;
}

.testimonial-card__info p {
  font-size: 0.8rem;
  line-height: 1.5;
}