/* ================================================================
   DevDudes Portfolio — style.css
   Author: Shivansh Pathak & Risikesh Singh Bhadouria
   MITS Gwalior · 2025
   ================================================================ */
 
/* ================================================================
   CSS CUSTOM PROPERTIES (VARIABLES)
   Edit colors, fonts, and spacing here to retheme the whole site.
   ================================================================ */
:root {
  /* --- Color Palette --- */
  --bg-base:        #0a0a0f;      /* Deep space black */
  --bg-surface:     #0f0f1a;      /* Card backgrounds */
  --bg-glass:       rgba(15, 15, 26, 0.7); /* Glassmorphism */
 
  --accent-cyan:    #00ffe7;      /* Member 1 / Primary accent */
  --accent-pink:    #ff2d87;      /* Member 2 / Secondary accent */
  --accent-purple:  #8b5cf6;      /* Tertiary accent */
 
  --text-primary:   #f0f0ff;      /* Main text */
  --text-secondary: #8888aa;      /* Muted text */
  --text-dim:       #44446a;      /* Very muted */
 
  --border-subtle:  rgba(255, 255, 255, 0.06);
  --border-glow:    rgba(0, 255, 231, 0.3);
 
  /* --- Typography --- */
  --font-display:   'Orbitron', monospace;      /* Logo, big titles */
  --font-heading:   'Syne', sans-serif;         /* Section headings */
  --font-body:      'Syne', sans-serif;         /* Body text */
  --font-mono:      'JetBrains Mono', monospace;/* Tags, labels, code */
 
  /* --- Spacing --- */
  --nav-width:      220px;
  --section-pad:    100px;
  --container-max:  1100px;
 
  /* --- Transitions --- */
  --transition-fast:   0.15s ease;
  --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
 
/* ================================================================
   RESET & BASE
   ================================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
 
html {
  scroll-behavior: smooth;
  font-size: 16px;
}
 
body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
  cursor: none; /* Custom cursor — restores on mobile */
}
 
/* Hide custom cursor on touch devices */
@media (hover: none) {
  body { cursor: auto; }
  #cursor-dot, #cursor-ring { display: none; }
}
 
a {
  color: inherit;
  text-decoration: none;
}
 
img {
  max-width: 100%;
  display: block;
}
 
ul {
  list-style: none;
}
 
/* ================================================================
   CUSTOM CURSOR
   ================================================================ */
#cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, background 0.2s;
}
 
#cursor-ring {
  width: 36px;
  height: 36px;
  border: 1.5px solid var(--accent-cyan);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.08s ease, width 0.25s, height 0.25s, opacity 0.25s, border-color 0.25s;
  opacity: 0.6;
}
 
/* Cursor enlarges on interactive elements */
body.cursor-hover #cursor-dot {
  width: 14px;
  height: 14px;
  background: var(--accent-pink);
}
 
body.cursor-hover #cursor-ring {
  width: 56px;
  height: 56px;
  border-color: var(--accent-pink);
  opacity: 0.4;
}
 
/* ================================================================
   SCROLL PROGRESS BAR
   ================================================================ */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-pink));
  z-index: 9000;
  transition: width 0.1s linear;
  box-shadow: 0 0 12px var(--accent-cyan);
}
 
/* ================================================================
   LOADER
   ================================================================ */
#loader {
  position: fixed;
  inset: 0;
  background: var(--bg-base);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
 
#loader.hidden {
  opacity: 0;
  visibility: hidden;
}
 
.loader-inner {
  text-align: center;
}
 
.loader-logo {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: pulse-glow 1s ease-in-out infinite alternate;
  margin-bottom: 1.5rem;
}
 
.loader-bar {
  width: 200px;
  height: 2px;
  background: var(--border-subtle);
  border-radius: 999px;
  margin: 0 auto 1rem;
  overflow: hidden;
}
 
.loader-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-pink));
  width: 0%;
  animation: loader-fill 2s ease forwards;
  box-shadow: 0 0 10px var(--accent-cyan);
}
 
.loader-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 0.15em;
  animation: blink 1s step-end infinite;
}
 
@keyframes loader-fill {
  0%   { width: 0%; }
  100% { width: 100%; }
}
 
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}
 
@keyframes pulse-glow {
  from { filter: drop-shadow(0 0 20px var(--accent-cyan)); }
  to   { filter: drop-shadow(0 0 40px var(--accent-pink)); }
}
 
/* ================================================================
   FLOATING NAVIGATION
   ================================================================ */
#floating-nav {
  position: fixed;
  left: 0; top: 0;
  height: 100vh;
  width: var(--nav-width);
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 2rem 1.25rem;
  z-index: 1000;
  transition: transform var(--transition-smooth);
}
 
.nav-brand {
  margin-bottom: 3rem;
  padding-left: 0.25rem;
}
 
.brand-text {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  color: var(--text-primary);
}
 
.brand-text .accent {
  color: var(--accent-cyan);
}
 
.nav-links {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
 
.nav-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}
 
.nav-link::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--accent-cyan);
  transform: scaleY(0);
  transition: transform var(--transition-smooth);
  border-radius: 999px;
}
 
.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: rgba(0, 255, 231, 0.06);
}
 
.nav-link.active::before,
.nav-link:hover::before {
  transform: scaleY(1);
}
 
.nav-icon {
  font-size: 1rem;
  width: 1.25rem;
  text-align: center;
  color: var(--accent-cyan);
  transition: transform var(--transition-bounce);
}
 
.nav-link:hover .nav-icon {
  transform: scale(1.3) rotate(15deg);
}
 
/* Hamburger button — mobile only */
#nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  position: absolute;
  top: 1.5rem;
  right: -3.5rem;
}
 
#nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 999px;
  transition: all var(--transition-smooth);
}
 
/* ================================================================
   SECTIONS — SHARED LAYOUT
   ================================================================ */
.section {
  min-height: 100vh;
  padding: var(--section-pad) 2rem;
  padding-left: calc(var(--nav-width) + 3rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}
 
.section-container {
  max-width: var(--container-max);
  width: 100%;
  margin: 0 auto;
}
 
/* Section header */
.section-header {
  margin-bottom: 4rem;
  position: relative;
}
 
.section-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  letter-spacing: 0.2em;
  display: block;
  margin-bottom: 0.5rem;
  opacity: 0.7;
}
 
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 0.75rem;
}
 
.accent {
  color: var(--accent-cyan);
}
 
.section-subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 480px;
}
 
/* ================================================================
   SCROLL REVEAL ANIMATIONS
   ================================================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
 
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
 
/* Staggered delays for child items */
.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }
.reveal:nth-child(5) { transition-delay: 0.4s; }
 
/* ================================================================
   BUTTONS
   ================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-smooth);
  border: 1.5px solid transparent;
  position: relative;
  overflow: hidden;
}
 
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: white;
  opacity: 0;
  transition: opacity 0.2s;
}
 
.btn:hover::after { opacity: 0.05; }
 
.btn-primary {
  background: var(--accent-cyan);
  color: var(--bg-base);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0, 255, 231, 0.35);
}
 
.btn-primary:hover {
  box-shadow: 0 0 35px rgba(0, 255, 231, 0.6);
  transform: translateY(-2px);
}
 
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-subtle);
}
 
.btn-outline:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0, 255, 231, 0.15);
  transform: translateY(-2px);
}
 
/* ================================================================
   TAGS (skill chips)
   ================================================================ */
.tag {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  background: rgba(0, 255, 231, 0.08);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 255, 231, 0.15);
  transition: all var(--transition-fast);
}
 
.tag:hover {
  background: rgba(0, 255, 231, 0.15);
  border-color: var(--accent-cyan);
}
 
/* ================================================================
   HERO SECTION
   ================================================================ */
#hero {
  padding-top: 0;
  padding-bottom: 0;
  overflow: hidden;
  position: relative;
}
 
/* Particle canvas — fills entire hero */
#particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}
 
/* Perspective grid lines overlay */
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(0, 255, 231, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 231, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 100%);
}
 
/* Hero content wrapper */
.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.5rem;
  padding: 6rem 2rem;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}
 
/* Eyebrow label with glitch effect */
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  color: var(--accent-cyan);
  text-transform: uppercase;
  opacity: 0.8;
  position: relative;
}
 
/* Glitch animation */
.glitch-text {
  position: relative;
}
 
.glitch-text::before,
.glitch-text::after {
  content: attr(data-text);
  position: absolute;
  left: 0; top: 0;
  width: 100%;
  height: 100%;
}
 
.glitch-text::before {
  color: var(--accent-pink);
  animation: glitch-before 3s infinite;
  clip-path: polygon(0 0, 100% 0, 100% 35%, 0 35%);
}
 
.glitch-text::after {
  color: var(--accent-cyan);
  animation: glitch-after 3s infinite;
  clip-path: polygon(0 65%, 100% 65%, 100% 100%, 0 100%);
}
 
@keyframes glitch-before {
  0%, 90%, 100% { transform: translate(0); opacity: 0; }
  92%           { transform: translate(-3px, -1px); opacity: 0.7; }
  94%           { transform: translate(3px, 1px); opacity: 0.7; }
  96%           { transform: translate(0); opacity: 0; }
}
 
@keyframes glitch-after {
  0%, 90%, 100% { transform: translate(0); opacity: 0; }
  93%           { transform: translate(3px, 2px); opacity: 0.7; }
  95%           { transform: translate(-3px, -2px); opacity: 0.7; }
  97%           { transform: translate(0); opacity: 0; }
}
 
/* Main hero title */
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  animation: hero-title-in 1s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}
 
.word-reveal {
  display: inline-block;
  animation: word-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}
 
.word-reveal:first-child { animation-delay: 0.5s; }
.word-reveal:last-child  { animation-delay: 0.65s; }
 
@keyframes word-in {
  from { opacity: 0; transform: translateY(60px) skewY(4deg); }
  to   { opacity: 1; transform: translateY(0) skewY(0); }
}
 
/* Tagline */
.hero-tagline {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  letter-spacing: 0.08em;
  animation: fade-up 0.8s ease 0.9s both;
}
 
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
 
/* Team cards row */
.hero-team {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fade-up 0.8s ease 1.1s both;
  width: 100%;
}
 
/* Individual hero card */
.hero-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1.25rem 1.75rem;
  transition: all var(--transition-smooth);
  overflow: hidden;
  cursor: pointer;
  min-width: 300px;
}
 
.hero-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 16px;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}
 
.hero-card[data-member="1"]::before {
  background: radial-gradient(circle at 30% 50%, rgba(0, 255, 231, 0.08), transparent 60%);
}
 
.hero-card[data-member="2"]::before {
  background: radial-gradient(circle at 30% 50%, rgba(255, 45, 135, 0.08), transparent 60%);
}
 
.hero-card:hover::before {
  opacity: 1;
}
 
.hero-card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: rgba(0, 255, 231, 0.25);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 255, 231, 0.1);
}
 
.hero-card[data-member="2"]:hover {
  border-color: rgba(255, 45, 135, 0.25);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(255, 45, 135, 0.1);
}
 
/* Animated glow blob behind card */
.card-glow {
  position: absolute;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  filter: blur(50px);
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
  left: -30px;
  top: 50%;
  transform: translateY(-50%);
}
 
.hero-card[data-member="1"] .card-glow { background: var(--accent-cyan); }
.hero-card[data-member="2"] .card-glow { background: var(--accent-pink); }
 
.hero-card:hover .card-glow { opacity: 0.12; }
 
/* Avatar image in hero card */
.card-avatar {
  position: relative;
  flex-shrink: 0;
}
 
.card-avatar img {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}
 
/* Spinning ring around avatar */
.avatar-ring {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: linear-gradient(var(--bg-base), var(--bg-base)) padding-box,
              linear-gradient(135deg, var(--accent-cyan), var(--accent-pink)) border-box;
  animation: spin-ring 6s linear infinite;
}
 
@keyframes spin-ring {
  to { transform: rotate(360deg); }
}
 
.card-info { text-align: left; }
 
.member-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.2rem;
}
 
.member-role {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-family: var(--font-mono);
}
 
.member-tags {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}
 
/* CTA row */
.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  animation: fade-up 0.8s ease 1.3s both;
}
 
/* Scroll hint at bottom of hero */
.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 2;
  animation: fade-up 0.8s ease 1.8s both;
}
 
.scroll-hint span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--text-dim);
  text-transform: uppercase;
}
 
.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--accent-cyan), transparent);
  animation: scroll-pulse 1.5s ease infinite;
}
 
@keyframes scroll-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50%       { opacity: 1;   transform: scaleY(1.2); }
}
 
/* ================================================================
   ABOUT SECTION
   ================================================================ */
#about {
  background: linear-gradient(180deg, var(--bg-base) 0%, #0d0d1a 100%);
}
 
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 2rem;
}
 
.about-card {
  display: flex;
  gap: 1.75rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 2rem;
  transition: all var(--transition-smooth);
  align-items: flex-start;
}
 
.about-card:hover {
  border-color: rgba(0, 255, 231, 0.2);
  box-shadow: 0 0 50px rgba(0, 255, 231, 0.05);
  transform: translateY(-4px);
}
 
.about-avatar {
  flex-shrink: 0;
}
 
.about-avatar img {
  width: 90px;
  height: 90px;
  border-radius: 14px;
  object-fit: cover;
  border: 2px solid var(--border-subtle);
  transition: border-color var(--transition-smooth);
}
 
.about-card:hover .about-avatar img {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0, 255, 231, 0.25);
}
 
.about-body h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.65rem;
}
 
.about-bio {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}
 
.about-facts {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
 
.about-facts li {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
 
.fact-icon {
  font-size: 1rem;
}
 
/* ================================================================
   PROJECTS SECTION
   ================================================================ */
#projects {
  background: var(--bg-base);
}
 
/* Filter tabs */
.project-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}
 
.tab-btn {
  padding: 0.5rem 1.25rem;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all var(--transition-smooth);
}
 
.tab-btn:hover,
.tab-btn.active {
  background: rgba(0, 255, 231, 0.1);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}
 
/* Projects grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
 
/* Project card */
.project-card {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1.75rem;
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  overflow: hidden;
}
 
.project-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 100% 0%, rgba(0, 255, 231, 0.06) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-smooth);
}
 
.project-card:hover::after { opacity: 1; }
 
.project-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 255, 231, 0.2);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3), 0 0 30px rgba(0, 255, 231, 0.06);
}
 
/* Hidden class for filter */
.project-card.hidden {
  display: none;
}
 
/* Status badges */
.project-status-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
}
 
.project-status-badge.completed {
  background: rgba(0, 255, 100, 0.1);
  color: #00ff64;
  border: 1px solid rgba(0, 255, 100, 0.2);
}
 
.project-status-badge.upcoming {
  background: rgba(255, 200, 0, 0.1);
  color: #ffc800;
  border: 1px solid rgba(255, 200, 0, 0.2);
}
 
.project-status-badge.planned {
  background: rgba(139, 92, 246, 0.1);
  color: var(--accent-purple);
  border: 1px solid rgba(139, 92, 246, 0.2);
}
 
.project-icon {
  font-size: 2rem;
  line-height: 1;
}
 
.project-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.3;
}
 
.project-desc {
  font-size: 0.87rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}
 
.project-tags {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}
 
.project-link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-cyan);
  letter-spacing: 0.06em;
  transition: gap var(--transition-fast), letter-spacing var(--transition-fast);
  align-self: flex-start;
}
 
.project-link:hover {
  letter-spacing: 0.12em;
}
 
.project-eta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
}
 
/* ================================================================
   EDUCATION SECTION
   ================================================================ */
#education {
  background: linear-gradient(180deg, #0d0d1a 0%, var(--bg-base) 100%);
}
 
.education-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 2rem;
}

.education-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.education-col {
  min-width: 0;
}

.edu-col-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  padding-left: 2rem;
  text-transform: uppercase;
}
 
/* Vertical line */
.education-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent-cyan), var(--border-subtle));
}
 
.timeline-item {
  position: relative;
  padding-left: 2rem;
  padding-bottom: 3rem;
}
 
.timeline-item:last-child {
  padding-bottom: 0;
}
 
.timeline-dot {
  position: absolute;
  left: -2rem;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-base);
  border: 2px solid var(--text-dim);
  transform: translateX(-50%);
  transition: all var(--transition-smooth);
}
 
.timeline-dot.active {
  border-color: var(--accent-cyan);
  background: var(--accent-cyan);
  box-shadow: 0 0 12px var(--accent-cyan);
}
 
.timeline-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 2rem;
  position: relative;
  transition: all var(--transition-smooth);
}
 
.timeline-card.current {
  border-color: rgba(0, 255, 231, 0.15);
}
 
.timeline-card:hover {
  transform: translateX(6px);
  border-color: rgba(0, 255, 231, 0.2);
}
 
.timeline-badge {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  background: rgba(0, 255, 231, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 255, 231, 0.2);
  margin-bottom: 1rem;
  text-transform: uppercase;
}
 
.edu-logo-wrap {
  margin-bottom: 1rem;
}
 
.edu-logo {
  height: 40px;
  width: auto;
}
 
.edu-institute {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.4rem;
}
 
.edu-location,
.edu-degree,
.edu-year {
  font-size: 0.87rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  margin-bottom: 0.3rem;
}
 
.edu-year {
  color: var(--accent-cyan);
  opacity: 0.7;
}
 
.edu-highlights {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
 
.edu-highlights li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding-left: 1rem;
  position: relative;
}
 
.edu-highlights li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}
 
/* ================================================================
   ACHIEVEMENTS SECTION
   ================================================================ */
#achievements {
  background: var(--bg-base);
}
 
.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}
 
.achievement-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1.75rem;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}
 
.achievement-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-pink));
  transform: scaleX(0);
  transition: transform var(--transition-smooth);
  transform-origin: left;
}
 
.achievement-card:hover::before {
  transform: scaleX(1);
}
 
.achievement-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 255, 231, 0.15);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}
 
/* Greyed out placeholder card */
.placeholder-card {
  opacity: 0.45;
  border-style: dashed;
}
 
.ach-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
  display: block;
  animation: float-bob 3s ease-in-out infinite;
}
 
@keyframes float-bob {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}
 
.achievement-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}
 
.achievement-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 0.75rem;
}
 
.ach-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-cyan);
  letter-spacing: 0.12em;
  opacity: 0.7;
}
 
/* ================================================================
   CONTACT SECTION
   ================================================================ */
#contact {
  background: linear-gradient(180deg, var(--bg-base) 0%, #0c0c18 100%);
}
 
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}
 
.contact-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 2rem;
  transition: all var(--transition-smooth);
}
 
.contact-card:hover {
  border-color: rgba(0, 255, 231, 0.15);
  transform: translateY(-4px);
}
 
.contact-name {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}
 
.social-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
 
.social-btn {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1.25rem;
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  transition: all var(--transition-smooth);
  color: var(--text-secondary);
}
 
.social-btn:hover {
  transform: translateX(6px);
  color: var(--text-primary);
}
 
.social-btn.github:hover  { border-color: #fff; background: rgba(255,255,255,0.04); }
.social-btn.linkedin:hover { border-color: #0a66c2; background: rgba(10,102,194,0.1); color: #5aabff; }
.social-btn.instagram:hover { border-color: #e4405f; background: rgba(228,64,95,0.1); color: #ff6b8a; }
 
.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}
 
/* CTA at bottom of contact */
.contact-cta {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}
 
.contact-cta p {
  font-size: 1rem;
  color: var(--text-secondary);
}
 
/* ================================================================
   FOOTER
   ================================================================ */
#footer {
  padding: 3rem 2rem;
  padding-left: calc(var(--nav-width) + 3rem);
  background: #080810;
  border-top: 1px solid var(--border-subtle);
}
 
.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
 
.footer-brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 0.1em;
}
 
.footer-copy {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}
 
.footer-quote {
  font-size: 0.78rem;
  color: var(--text-dim);
  font-style: italic;
  margin-top: 0.25rem;
}
 
/* ================================================================
   RESPONSIVE — TABLET & MOBILE
   ================================================================ */
@media (max-width: 1024px) {
  :root {
    --nav-width: 0px;
  }
 
  #floating-nav {
    transform: translateX(-100%);
    width: 240px;
    box-shadow: 10px 0 40px rgba(0,0,0,0.5);
  }
 
  #floating-nav.open {
    transform: translateX(0);
  }
 
  #nav-toggle {
    display: flex;
    position: fixed;
    top: 1.25rem;
    left: 1.25rem;
    z-index: 1100;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 0.6rem;
  }
 
  .section {
    padding-left: 2rem;
  }
 
  #footer {
    padding-left: 2rem;
  }
 
  .hero-content {
    padding-top: 8rem;
  }
}
 
@media (max-width: 768px) {
  :root {
    --section-pad: 70px;
  }
 
  .hero-team {
    flex-direction: column;
    align-items: center;
  }
 
  .hero-card {
    min-width: unset;
    width: 100%;
    max-width: 360px;
  }
 
  .about-grid {
    grid-template-columns: 1fr;
  }
 
  .about-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
 
  .about-facts li {
    justify-content: center;
  }
 
  .projects-grid {
    grid-template-columns: 1fr;
  }
 
  .achievements-grid {
    grid-template-columns: 1fr;
  }
 
  .contact-grid {
    grid-template-columns: 1fr;
  }
 
  .education-columns {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .education-timeline {
    padding-left: 1.5rem;
  }
}
 
@media (max-width: 480px) {
  .hero-title {
    font-size: clamp(2.5rem, 15vw, 4rem);
  }
 
  .section-title {
    font-size: clamp(1.75rem, 8vw, 2.5rem);
  }
 
  .hero-cta {
    flex-direction: column;
    width: 100%;
    max-width: 280px;
  }
 
  .btn {
    justify-content: center;
  }
}
 
/* ================================================================
   UTILITY
   ================================================================ */
 
/* Visually hidden (accessibility) */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
 
/* Subtle scanline texture on the whole page */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(0,0,0,0.03) 0px,
    rgba(0,0,0,0.03) 1px,
    transparent 1px,
    transparent 2px
  );
  pointer-events: none;
  z-index: 8000;
  opacity: 0.5;
}