/* ==================== CSS VARIABLES (NEW THEME PALETTE) ==================== */
:root {
  --bg-main: #050a14;
  --bg-surface: #0f172a;

  --accent-primary: #00d4ff;
  --accent-secondary: #6366f1;

  --border-main: #1e293b;

  --text-main: #f1f5f9;
  --text-muted: #94a3b8;

  --shadow: 0 10px 30px rgba(0, 0, 0, 0.9);
  --glow: 0 0 20px rgba(0, 212, 255, 0.4);
  --glow-strong: 0 0 35px rgba(0, 212, 255, 0.8);
}
/* ==================== LIGHT MODE - SILICON VALLEY ==================== */
:root.light-mode {
  --bg-main: #f8fafc;
  --bg-surface: #ffffff;

  --accent-primary: #00d4ff;
  --accent-secondary: #6366f1;

  --border-main: #e5e7eb;

  --text-main: #0f172a;
  --text-muted: #64748b;

  --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  --glow: 0 0 15px rgba(0, 212, 255, 0.25);
  --glow-strong: 0 0 25px rgba(0, 212, 255, 0.4);
}

/* ==================== GLOBAL STYLES ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-main);
}

body {
  font-family:
    intel-one-display,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
  color: var(--text-main);
  line-height: 1.6;
  background-color: var(--bg-main);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==================== NAVIGATION ==================== */
.navbar {
  background-color: rgba(4, 11, 17, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-main);
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex; /* make navbar items align easily */
  align-items: center; /* vertically centers logo + links */
  padding: 0 20px; /* horizontal padding */
  height: 80px; /* optional fixed navbar height */
  transition: all 0.3s ease;
}

:root.light-mode .navbar {
  background-color: rgba(243, 243, 242, 0.95);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  width: 100%;
}

.logo {
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent-primary);
  letter-spacing: 2px;
  text-shadow: var(--glow);
  cursor: pointer;
}

.logo-3d {
  width: 50px;
  height: auto; /* prevents vertical stretching */
  aspect-ratio: 1 / 1; /* keeps it square */
  display: block;
  object-fit: contain;

  animation: rotateLogo 6s infinite linear;
  filter: drop-shadow(0 0 8px rgba(206, 224, 86, 0.6));
  transition: filter 0.3s ease;
  flex-shrink: 0;
}

.logo:hover .logo-3d {
  filter: drop-shadow(0 0 16px rgba(206, 224, 86, 1))
    drop-shadow(0 0 8px rgba(235, 198, 29, 0.8));
  animation-duration: 3s;
}

.logo-2d {
  width: 130px;
  height: auto; /* prevents vertical stretching */
  aspect-ratio: 1 / 1; /* keeps it square */
  display: block;
  object-fit: contain;
  transition: filter 0.3s ease;
  flex-shrink: 0;
}

.cube-group {
  animation: floatCube 3s ease-in-out infinite;
}

.cube-2 {
  animation: floatCube 3.5s ease-in-out infinite;
}

.cube-3 {
  animation: floatCube 4s ease-in-out infinite;
}

.accent-line {
  animation: shimmer 2s ease-in-out infinite;
}

@keyframes rotateLogo {
  0% {
    transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg);
  }
  25% {
    transform: rotateX(10deg) rotateY(90deg) rotateZ(5deg);
  }
  50% {
    transform: rotateX(20deg) rotateY(180deg) rotateZ(10deg);
  }
  75% {
    transform: rotateX(10deg) rotateY(270deg) rotateZ(5deg);
  }
  100% {
    transform: rotateX(0deg) rotateY(360deg) rotateZ(0deg);
  }
}

@keyframes floatCube {
  0%,
  100% {
    transform: translateY(0px);
    opacity: 0.8;
  }
  50% {
    transform: translateY(-8px);
    opacity: 1;
  }
}

@keyframes shimmer {
  0%,
  100% {
    opacity: 0.3;
    stroke-width: 0.5;
  }
  50% {
    opacity: 0.8;
    stroke-width: 1;
  }
}

@keyframes pixelFlicker {
  0%,
  100% {
    text-shadow:
      4px 4px 0px var(--accent-secondary),
      8px 8px 0px rgba(206, 224, 86, 0.5);
  }
  50% {
    text-shadow:
      4px 4px 0px var(--accent-secondary),
      8px 8px 0px rgba(206, 224, 86, 0.3);
  }
}

@keyframes pixelPulse {
  0%,
  100% {
    transform: scale(1);
    text-shadow:
      3px 3px 0px var(--accent-secondary),
      6px 6px 0px rgba(206, 224, 86, 0.4);
  }
  50% {
    transform: scale(1.02);
    text-shadow:
      3px 3px 0px var(--accent-secondary),
      6px 6px 0px rgba(206, 224, 86, 0.6);
  }
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: var(--text-main);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 1px;
  transition:
    color 0.3s ease,
    text-shadow 0.3s ease;
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-primary);
  transition: width 0.3s ease;
  box-shadow: var(--glow);
}

.nav-link:hover {
  color: var(--accent-primary);
  text-shadow: var(--glow);
}

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

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--accent-primary);
  border-radius: 2px;
}

/* ==================== THEME TOGGLE ==================== */
html,
body,
.navbar,
.hero,
.about,
.education,
.experience,
.projects,
.skills,
.contact {
  transition:
    background-color 0.4s ease,
    color 0.4s ease;
}

.btn,
.card,
.nav-link,
.section-title,
.hero-title,
.hero-subtitle,
h1,
h2,
h3,
p {
  transition:
    color 0.4s ease,
    border-color 0.4s ease,
    text-shadow 0.4s ease;
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  cursor: pointer;
  position: relative;
  background: none;
  border: none;
}

.sun-icon,
.moon-icon {
  width: 28px;
  height: 28px;
  color: var(--accent-primary);
  position: absolute;
  transition:
    transform 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55),
    opacity 0.5s ease;
}

.sun-icon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}
.moon-icon {
  opacity: 0;
  transform: rotate(-180deg) scale(0);
}
:root.light-mode .sun-icon {
  opacity: 0;
  transform: rotate(180deg) scale(0);
}
:root.light-mode .moon-icon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.theme-toggle:hover .sun-icon {
  filter: drop-shadow(0 0 8px var(--glow));
  transform: rotate(20deg) scale(1.1);
}

.theme-toggle:hover .moon-icon {
  filter: drop-shadow(0 0 8px var(--glow));
  transform: rotate(-160deg) scale(1.1);
}

/* ==================== HERO SECTION ==================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(
    circle at center,
    var(--bg-surface) 0%,
    var(--bg-main) 100%
  );
  overflow: hidden;
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.4;
}

.hero-container {
  position: relative;
  z-index: 1;
}

.hero-content {
  text-align: center;
}

.hero-title {
  font-family: intel-one-display-large, Helvetica, Arial, sans-serif;
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-main);
  letter-spacing: 0.5px;
  line-height: 1.2;
  text-shadow: none;
}

.hero-subtitle {
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--accent-primary);
  margin-bottom: 1.5rem;
  height: 2.5rem;
  text-shadow: var(--glow);
}

.cursor {
  animation: blink 1s infinite;
  color: var(--accent-primary);
}
@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

.hero-description {
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
  color: var(--text-muted);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==================== BUTTONS ==================== */
.btn {
  padding: 12px 35px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s ease;
  cursor: pointer;
  border: 2px solid transparent;
  display: inline-block;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background-color: var(--accent-primary);
  color: #040b11; /* Always dark text on light accent */
  box-shadow:
    var(--shadow),
    0 0 10px rgba(206, 224, 86, 0.3);
}

.btn-primary:hover {
  background-color: transparent;
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  box-shadow: var(--glow-strong);
  transform: translateY(-3px);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--border-main);
  color: var(--text-main);
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  background-color: rgba(206, 224, 86, 0.1);
  color: var(--accent-primary);
  box-shadow: var(--glow);
  transform: translateY(-3px);
}

/* ==================== SECTIONS & CARDS ==================== */
section {
  padding: 100px 0;
  position: relative;
}

section:nth-child(even) {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-main);
  border-bottom: 1px solid var(--border-main);
}

.section-title {
  font-family:
    intel-one-display,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 4rem;
  color: var(--text-main);
  text-transform: uppercase;
  letter-spacing: 3px;
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--accent-primary);
  box-shadow: var(--glow);
}

/* INTERACTIVE CARD EFFECT */
.interactive-card {
  transform-style: preserve-3d;
  transition:
    transform 0.1s ease,
    box-shadow 0.3s ease,
    border-color 0.3s ease;
}

.interactive-card:hover {
  box-shadow: var(--glow);
  border-color: var(--accent-primary) !important;
}

/* ==================== MAP CARD STYLE ==================== */
.map-card {
  position: relative; /* establishes positioning context */
  display: block;
  overflow: hidden;
  border-radius: auto;
  height: 23.8vh; /* keep container size fixed */
  text-decoration: none;
}

.map-preview {
  position: absolute; /* removes it from flex/normal flow */
  inset: 0; /* shorthand for top:0 right:0 bottom:0 left:0 */
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==================== ABOUT SECTION ==================== */
.about-text p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.about-info {
  background: rgba(45, 50, 44, 0.4); /* Based on bg-surface */
  padding: 2rem;
  border: 1px solid var(--border-main);
  border-radius: 8px;
  display: flex;
  gap: 3rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

:root.light-mode .about-info {
  background: rgba(243, 243, 242, 0.6);
}

.info-item .label {
  color: var(--accent-primary);
  margin-right: 10px;
  font-weight: 700;
}

.info-item a {
  color: var(--text-main);
  text-decoration: none;
  transition: color 0.3s ease;
}
.info-item a:hover {
  color: var(--accent-primary);
  text-shadow: var(--glow);
}


.social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px; /* Adds a nice space between the icon and the text */
}
/* ==================== EDUCATION SECTION ==================== */
.education-timeline {
  position: relative;
  padding: 2rem 0;
}

.education-timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background-color: var(--border-main);
}

.timeline-item {
  margin-bottom: 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-marker {
  width: 20px;
  height: 20px;
  background: var(--bg-main);
  border: 4px solid var(--accent-secondary);
  border-radius: 50%;
  z-index: 2;
  transition: all 0.3s ease;
}

.timeline-item:hover .timeline-marker {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  box-shadow: var(--glow-strong);
}

.timeline-content {
  width: calc(50% - 2rem);
  background: rgba(45, 50, 44, 0.4);
  border: 1px solid var(--border-main);
  padding: 2rem;
  border-radius: 8px;
}
:root.light-mode .timeline-content {
  background: rgba(243, 243, 242, 0.6);
}

h3 {
  font-family:
    intel-one-display,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  font-size: 1.4rem;
  letter-spacing: 2px;
  text-shadow: none;
}

.timeline-content h3 {
  color: var(--accent-primary);
  margin-bottom: 0.5rem;
  font-size: 1.3rem;
}

.institution {
  font-weight: 700;
  color: var(--text-main);
}

.duration {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  font-style: italic;
}

.timeline-content ul {
  list-style: none;
}

.timeline-content li {
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  padding-left: 1.5rem;
  position: relative;
}

.timeline-content li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent-primary);
  font-weight: bold;
}

/* ==================== EXPERIENCE SECTION ==================== */
.experience-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.experience-card {
  background: rgba(45, 50, 44, 0.3);
  border: 1px solid var(--border-main);
  border-left: 4px solid var(--accent-primary);
  padding: 2.5rem;
  border-radius: 4px;
}
:root.light-mode .experience-card {
  background: rgba(243, 243, 242, 0.6);
}

.experience-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-main);
  padding-bottom: 1rem;
  margin-bottom: 1rem;
}

.experience-card h3 {
  color: var(--text-main);
  font-size: 1.4rem;
}

.experience-date {
  color: var(--accent-primary);
  font-weight: 700;
  text-shadow: 0 0 5px rgba(206, 224, 86, 0.3);
}

.experience-company {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.experience-details {
  list-style: none;
}

.experience-details li {
  color: var(--text-muted);
  margin-bottom: 0.8rem;
  padding-left: 1.5rem;
  position: relative;
}

.experience-details li::before {
  content: "■";
  position: absolute;
  left: 0;
  top: 2px;
  font-size: 0.8rem;
  color: var(--accent-secondary);
}

/* ==================== PROJECTS SECTION ==================== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.project-card {
  background: rgba(4, 11, 17, 0.8);
  border: 1px solid var(--border-main);
  padding: 2rem;
  border-radius: 8px;
  position: relative;
}
:root.light-mode .project-card {
  background: rgba(243, 243, 242, 0.8);
}

.project-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--accent-primary);
}

.project-card h3 {
  color: var(--text-main);
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.project-date {
  color: var(--accent-secondary);
  font-size: 0.85rem;
  margin-bottom: 1rem;
  font-weight: bold;
}

.project-description {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.project-highlights {
  list-style: none;
  margin-bottom: 1.5rem;
}

.project-highlights li {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  padding-left: 1.2rem;
  position: relative;
}
.project-highlights li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--accent-primary);
  font-size: 1.2rem;
  line-height: 1;
}

.project-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag {
  background: rgba(206, 224, 86, 0.1);
  color: var(--accent-primary);
  padding: 0.3rem 0.8rem;
  border-radius: 2px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--accent-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ==================== SKILLS SECTION ==================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.skill-category {
  background: rgba(4, 11, 17, 0.6);
  border: 1px solid var(--border-main);
  padding: 2rem;
  border-radius: 8px;
}
:root.light-mode .skill-category {
  background: rgba(243, 243, 242, 0.6);
}

.skill-category h3 {
  color: var(--text-main);
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-main);
  padding-bottom: 0.5rem;
}

.skill-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.skill-item {
  background: var(--bg-surface);
  color: var(--text-main);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid var(--border-main);
  transition: all 0.3s ease;
}

.skill-item:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #040b11;
  box-shadow: var(--glow);
  transform: translateY(-2px);
}

/* ==================== FACULTY SECTION ==================== */

.faculty-img {
  width: 120px;
  height: 120px;
  border-radius: 50%;       /* Makes the image a perfect circle */
  object-fit: cover;        /* Prevents the faces from looking squished */
  margin-bottom: 15px;
  border: 3px solid #eee;   /* Optional: adds a nice clean border */
}

.cv-link {
  display: inline-flex;
  align-items: center;      /* Vertically centers the icon with the text */
  gap: 8px;                 /* Adds space between the icon and the text */
  margin-top: 10px;
  text-decoration: none;
  color: #007bff;           /* Adjust this color to match your theme */
  font-weight: 500;
  transition: color 0.3s ease;
}

.cv-link:hover {
  color: #0056b3;           /* Darkens slightly on hover */
  text-decoration: underline;
}

/* ==================== CONTACT SECTION ==================== */
.contact {
  text-align: center;
  background: radial-gradient(
    circle at center,
    var(--bg-surface) 0%,
    var(--bg-main) 100%
  );
}

.contact-content p {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto 3rem auto;
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.contact-item {
background: rgba(45, 50, 44, 0.5);
  border: 1px solid var(--border-main);
  padding: 2rem;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-main);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  
  /* --- NEW ADDITIONS FOR EQUAL HEIGHT --- */
  height: 100%;              /* Forces the box to fill the grid row */
  justify-content: center;   /* Centers the content vertically */
  box-sizing: border-box;    /* Ensures padding doesn't break the height */
}


:root.light-mode .contact-item {
  background: rgba(243, 243, 242, 0.8);
}

.contact-item:hover {
  background: rgba(206, 224, 86, 0.1);
  border-color: var(--accent-primary);
  transform: translateY(-5px);
  box-shadow: var(--glow);
}

.contact-item .icon {
  font-size: 2rem;
  color: var(--accent-primary);
  text-shadow: var(--glow);
}

.contact-item span:not(.icon) {
  font-weight: 500;
  font-size: 1rem;
}

.social-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.social-links .btn {
  min-width: 200px;
}

/* ==================== FOOTER ==================== */
.footer {
  background: var(--bg-main);
  border-top: 1px solid var(--border-main);
  padding: 2rem 0;
  text-align: center;
  color: var(--text-muted);
}

.footer p {
  margin: 0.5rem 0;
}

/* ==================== SCROLL TO TOP ==================== */
.scroll-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background-color: var(--accent-primary);
  color: #040b11;
  border: 2px solid var(--accent-secondary);
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.5rem;
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 99;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.scroll-to-top:hover {
  background-color: var(--accent-secondary);
  box-shadow: var(--glow-strong);
  transform: translateY(-3px);
}

/* ==================== BATCH 2025 SECTION ==================== */

.batch {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}

/* background image layer */
.group-photo-container {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.placeholder-blur {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(20px);
  transform: scale(1.1); /* Prevents white edges from the blur */
  opacity: 0.35;         /* Match your design opacity */
  transition: opacity 1s ease-out;
}

.group-photo-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
/* Initial state: Hidden */
  opacity: 0; 
  transition: opacity 1.2s ease-in-out;
}

/* State when high-res image finishes loading */
.group-photo-image.loaded {
  opacity: 0.35; /* Fades in to your desired readable level */
}

/* Optional: Fade out placeholder after high-res is ready */
.group-photo-image.loaded + .placeholder-blur {
  opacity: 0;
}


/* text content layer */
.batch-content {
  position: relative;
  z-index: 2;
  text-align: center;
}



.batch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
}

.batch-member {
  background: rgba(4, 11, 17, 0.6);
  border: 1px solid var(--border-main);
  border-radius: 8px;
  overflow: hidden;
  text-align: center;
  transition: all 0.3s ease;
}

:root.light-mode .batch-member {
  background: var(--border-main);
}

.member-photo {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.batch-member h4 {
  font-family:
    intel-one-display,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  color: var(--text-main);
  font-size: 1rem;
  font-weight: 600;
  padding: 1rem;
  margin: 0;
}

.batch-member:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--glow);
  transform: translateY(-5px);
}

/* ==================== GROUP PHOTO SECTION ==================== */
.wide-photo-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 2rem;
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}

.wide-photo-image {
  width: 100%;
  height: auto;
  border: 2px solid var(--border-main);
  border-radius: 8px;
  box-shadow: var(--glow);
  transition: all 0.3s ease;
}

.wide-photo-image:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--glow-strong);
  transform: scale(1.02);
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg-main);
    border-bottom: 1px solid var(--border-main);
    padding: 1rem;
  }
  .nav-links.active {
    display: flex;
  }
  .hamburger {
    display: flex;
  }
  .theme-toggle {
    order: -1;
  }

  .hero-title {
    font-size: 2.2rem;
  }
  .hero-subtitle {
    font-size: 1.2rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .contact-info {
    grid-template-columns: 1fr;
  }

  .social-links {
    flex-direction: column;
    gap: 1rem;
  }

  .social-links .btn {
    width: 100%;
  }

  .timeline-item {
    flex-direction: column !important;
  }
  .timeline-item:nth-child(even) {
    flex-direction: column !important;
  }
  .timeline-content {
    width: 100%;
    margin-left: 0;
  }
  .timeline-marker {
    position: absolute;
    left: 0;
    transform: translateX(-50%);
  }

  .education-timeline::before {
    left: 0;
  }

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

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

  .batch-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
  }

  section {
    padding: 60px 0;
  }
}