/* ═══════════════════════════════════════
   HASNAIN HAROON — PORTFOLIO STYLESHEET
   Theme: Engineering Blueprint + Neural Dark
   ═══════════════════════════════════════ */

/* ── RESET & ROOT ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-0:        #080c12;
  --bg-1:        #0d1420;
  --bg-2:        #111927;
  --bg-card:     #131c2e;
  --bg-card-h:   #18243a;
  --border:      rgba(255,255,255,0.07);
  --border-glow: rgba(0,196,255,0.25);

  --accent:      #00c4ff;
  --accent-2:    #4fffb0;
  --accent-3:    #ff6b35;
  --gold:        #f5c842;

  --text-primary:   #eef2f8;
  --text-secondary: #8a9bc0;
  --text-muted:     #4e607d;

  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  --radius-sm:  8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;

  --shadow-card: 0 4px 32px rgba(0,0,0,0.45);
  --shadow-glow: 0 0 40px rgba(0,196,255,0.15);

  --transition: 0.3s cubic-bezier(0.25,0.8,0.25,1);
  --transition-slow: 0.6s cubic-bezier(0.25,0.8,0.25,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg-0);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.65;
  overflow-x: hidden;
  cursor: none;
}

/* ── CUSTOM CURSOR ── */
.cursor {
  width: 10px; height: 10px;
  background: var(--accent);
  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-follower {
  width: 36px; height: 36px;
  border: 1.5px solid rgba(0,196,255,0.4);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%,-50%);
  transition: transform 0.12s ease, width 0.3s, height 0.3s;
}
body:hover .cursor { opacity: 1; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-1); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 10px; }

/* ── SELECTION ── */
::selection { background: rgba(0,196,255,0.25); color: #fff; }

/* ── UTILITY ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ── NAVBAR ── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 3rem;
  background: rgba(8,12,18,0.7);
  backdrop-filter: blur(18px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(8,12,18,0.92);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}
.logo-bracket { color: var(--accent); }
.nav-links {
  display: flex; gap: 0.25rem;
  list-style: none;
}
.nav-link {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--text-secondary);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute; bottom: 2px; left: 50%; right: 50%;
  height: 2px; background: var(--accent);
  transition: left 0.3s, right 0.3s;
  border-radius: 2px;
}
.nav-link:hover { color: var(--text-primary); }
.nav-link:hover::after { left: 0.75rem; right: 0.75rem; }

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

.btn-resume {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--accent);
  color: var(--accent);
  background: transparent;
  transition: var(--transition);
  display: flex; align-items: center; gap: 0.4rem;
}
.btn-resume:hover {
  background: var(--accent);
  color: var(--bg-0);
  box-shadow: 0 0 24px rgba(0,196,255,0.4);
}

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
  width: 24px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
  display: block;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--accent);
  color: var(--bg-0);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  border: none;
  transition: var(--transition);
  cursor: pointer;
}
.btn-primary:hover {
  background: #33d1ff;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,196,255,0.4);
}
.btn-primary.btn-sm { padding: 0.5rem 1.2rem; font-size: 0.82rem; }
.btn-primary.btn-full { width: 100%; justify-content: center; }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  transition: var(--transition);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,196,255,0.06);
}

/* ── SECTION BASE ── */
.section { padding: 8rem 0; }
.section-alt { background: var(--bg-1); }

.section-header {
  text-align: center;
  margin-bottom: 4.5rem;
}
.section-tag {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-block;
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.15;
}
.section-sub {
  color: var(--text-secondary);
  margin-top: 0.75rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* ── ANIMATIONS ── */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible { opacity: 1; transform: none; }

.reveal-up {
  opacity: 0;
  transform: translateY(32px);
  animation: revealUp 0.8s cubic-bezier(0.22,1,0.36,1) var(--d, 0s) forwards;
}
@keyframes revealUp {
  to { opacity: 1; transform: none; }
}

.reveal-right {
  opacity: 0;
  transform: translateX(48px);
  animation: revealRight 1s cubic-bezier(0.22,1,0.36,1) var(--d, 0s) forwards;
}
@keyframes revealRight {
  to { opacity: 1; transform: none; }
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 8rem 3rem 4rem;
  position: relative;
  overflow: hidden;
  background: var(--bg-0);
}

.hero-bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,196,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,196,255,0.04) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}

.hero-orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.hero-orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(0,196,255,0.12), transparent 70%);
  top: -150px; left: -150px;
  animation: orbFloat 8s ease-in-out infinite;
}
.hero-orb-2 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(79,255,176,0.08), transparent 70%);
  bottom: -100px; right: 20%;
  animation: orbFloat 10s ease-in-out infinite reverse;
}
.hero-orb-3 {
  width: 250px; height: 250px;
  background: radial-gradient(circle, rgba(255,107,53,0.07), transparent 70%);
  top: 40%; right: 5%;
  animation: orbFloat 7s ease-in-out infinite 2s;
}
@keyframes orbFloat {
  0%,100% { transform: translate(0,0); }
  50%      { transform: translate(20px,20px); }
}

.hero-content {
  flex: 1;
  max-width: 680px;
  position: relative; z-index: 2;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: rgba(0,196,255,0.08);
  border: 1px solid rgba(0,196,255,0.2);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--accent);
  padding: 0.4rem 1rem;
  margin-bottom: 1.5rem;
}
.badge-dot {
  width: 7px; height: 7px;
  background: var(--accent-2);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; transform:scale(1); }
  50%      { opacity:0.5; transform:scale(1.4); }
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6.5rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  display: flex; flex-direction: column;
}
.name-line { display: block; color: var(--text-primary); }
.name-accent {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-tagline {
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.tagline-word { color: var(--text-secondary); }
.tagline-ai   { color: var(--accent-2); }
.tagline-sep  { color: var(--accent); font-size: 0.9rem; }

.hero-sub {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 580px;
  margin-bottom: 2.25rem;
  line-height: 1.75;
}
.hero-sub strong { color: var(--text-primary); font-weight: 500; }

.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3rem; }

.hero-stats {
  display: flex; align-items: center; gap: 2rem;
}
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-top: 0.25rem;
}
.stat-divider {
  width: 1px; height: 36px;
  background: var(--border);
}

/* hero image */
.hero-image-wrap {
  position: relative;
  flex-shrink: 0;
  width: 380px; height: 380px;
  margin-left: 4rem;
  display: flex; align-items: center; justify-content: center;
  z-index: 2;
}
.hero-img-ring {
  position: absolute; inset: -18px;
  border-radius: 50%;
  border: 1.5px dashed rgba(0,196,255,0.2);
  animation: ringRotate 18s linear infinite;
}
.hero-img-ring-2 {
  inset: -36px;
  border-style: dashed;
  border-color: rgba(79,255,176,0.1);
  animation-duration: 28s;
  animation-direction: reverse;
}
@keyframes ringRotate {
  to { transform: rotate(360deg); }
}
.hero-img-container {
  width: 300px; height: 300px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid rgba(0,196,255,0.3);
  box-shadow: 0 0 60px rgba(0,196,255,0.2), 0 0 0 12px rgba(0,196,255,0.04);
  position: relative;
  background: var(--bg-card);
}
.hero-img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: top;
}
.hero-img-placeholder {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}
.hero-img-placeholder i { font-size: 3rem; color: var(--border); }

.hero-chip {
  position: absolute;
  background: rgba(13,20,32,0.95);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 0.4rem 0.9rem;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex; align-items: center; gap: 0.4rem;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-card);
  animation: chipFloat 3s ease-in-out infinite;
}
.chip-1 { top: 10%; left: -10%; animation-delay: 0s; }
.chip-2 { bottom: 15%; left: -15%; animation-delay: 1.2s; }
.chip-3 { top: 20%; right: -12%; animation-delay: 0.6s; }
.hero-chip i { color: var(--accent); }
@keyframes chipFloat {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

.scroll-hint {
  position: absolute; bottom: 2.5rem; left: 3rem;
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
}
.scroll-hint-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scrollLine 1.5s ease-in-out infinite;
}
@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── ABOUT ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.about-lead {
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  line-height: 1.7;
}
.about-text p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.8;
}
.about-tags {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin-top: 1.5rem;
}
.tag {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.3rem 0.85rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  background: var(--bg-card);
  transition: var(--transition);
}
.tag:hover { border-color: var(--accent); color: var(--accent); }

.about-cards { display: flex; flex-direction: column; gap: 0.75rem; }

.info-card {
  display: flex; align-items: center; gap: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  transition: var(--transition);
}
.info-card:hover {
  border-color: var(--border-glow);
  background: var(--bg-card-h);
  transform: translateX(4px);
}
.info-card-icon {
  width: 38px; height: 38px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,196,255,0.1);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-size: 0.9rem;
}
.info-card-label { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.info-card-value { font-size: 0.88rem; font-weight: 500; color: var(--text-primary); margin-top: 0.15rem; }

/* ── EDUCATION ── */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  display: flex; gap: 2rem;
  margin-bottom: 2.5rem;
  position: relative;
}
.timeline-marker {
  flex-shrink: 0;
  display: flex; flex-direction: column; align-items: center;
}
.timeline-icon {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--accent);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  font-size: 1rem;
  position: relative; z-index: 1;
  box-shadow: 0 0 20px rgba(0,196,255,0.2);
  margin-left: -3.4rem;
}

.timeline-card {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: var(--transition);
}
.timeline-card:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}
.featured-edu {
  border-color: rgba(0,196,255,0.2);
  background: linear-gradient(135deg, rgba(0,196,255,0.04), var(--bg-card));
}

.timeline-period {
  font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--accent); margin-bottom: 0.4rem;
}
.timeline-title {
  font-family: var(--font-display);
  font-size: 1.2rem; font-weight: 700;
  margin-bottom: 0.4rem;
}
.timeline-place {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex; align-items: center; gap: 0.4rem;
  margin-bottom: 0.75rem;
}
.timeline-desc { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }

.cgpa-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(245,200,66,0.1);
  border: 1px solid rgba(245,200,66,0.3);
  border-radius: 100px;
  padding: 0.35rem 0.9rem;
  margin-bottom: 0.75rem;
}
.cgpa-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gold); }
.cgpa-value { font-family: var(--font-display); font-size: 1rem; font-weight: 800; color: var(--gold); }

.edu-highlights { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.edu-hl {
  font-size: 0.78rem; font-weight: 500;
  color: var(--accent-2);
  display: flex; align-items: center; gap: 0.35rem;
}
.edu-hl i { font-size: 0.75rem; }

/* ── SKILLS ── */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.skill-category {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}
.skill-category:hover { border-color: var(--border-glow); }

.skill-cat-header {
  display: flex; align-items: center; gap: 0.9rem;
  margin-bottom: 1.5rem;
}
.skill-cat-icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(0,196,255,0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 1.1rem;
}
.skill-cat-header h3 {
  font-family: var(--font-display);
  font-size: 1.05rem; font-weight: 700;
}

.skill-bars { display: flex; flex-direction: column; gap: 1.1rem; }
.skill-bar-item {}
.skill-bar-top {
  display: flex; justify-content: space-between;
  font-size: 0.84rem; font-weight: 500;
  margin-bottom: 0.35rem;
  color: var(--text-secondary);
}
.skill-pct { color: var(--accent); font-weight: 600; }
.skill-bar-track {
  height: 5px;
  background: rgba(255,255,255,0.06);
  border-radius: 100px;
  overflow: hidden;
}
.skill-bar-fill {
  height: 100%;
  border-radius: 100px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  width: 0%;
  transition: width 1.2s cubic-bezier(0.22,1,0.36,1);
  box-shadow: 0 0 8px rgba(0,196,255,0.4);
}

.skill-tags-wrap { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.skill-tag-pill {
  font-size: 0.78rem; font-weight: 600;
  padding: 0.4rem 0.9rem;
  border-radius: 100px;
  background: rgba(0,196,255,0.06);
  border: 1px solid rgba(0,196,255,0.15);
  color: var(--text-secondary);
  transition: var(--transition);
}
.skill-tag-pill:hover {
  background: rgba(0,196,255,0.12);
  color: var(--accent);
  border-color: rgba(0,196,255,0.35);
}

/* ── FYP CARD ── */
.fyp-card {
  position: relative;
  background: linear-gradient(135deg, rgba(0,196,255,0.07), rgba(79,255,176,0.04));
  border: 1px solid rgba(0,196,255,0.25);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  margin-bottom: 3rem;
  overflow: hidden;
}

.fyp-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 60% 60% at 90% 50%,
    rgba(0,196,255,0.07),
    transparent
  );
  pointer-events: none;
}

.fyp-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg-0);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.35rem 0.9rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}

/* MAIN LAYOUT */
.fyp-inner {
  display: grid;
  grid-template-columns: 2fr 1fr; /* 2/3 content + 1/3 diagram */
  gap: 3rem;
  align-items: start;
}

.fyp-period {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.fyp-title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 0.4rem;
  color: var(--text-primary);
}

.fyp-subtitle {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 1rem;
}

.fyp-desc {
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.fyp-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.fyp-bullets li {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.fyp-bullets i {
  color: var(--accent-2);
  font-size: 0.65rem;
  flex-shrink: 0;
}

.fyp-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tech-chip {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

/* FYP diagram */
.fyp-visual {
  width: 100%;
  max-width: 320px;
  justify-self: end;
}

.fyp-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}

/* MOBILE RESPONSIVE */
@media (max-width: 900px) {
  .fyp-inner {
    grid-template-columns: 1fr;
  }

  .fyp-visual {
    max-width: 100%;
    justify-self: center;
  }
}
.diagram-node {
  display: flex; flex-direction: column; align-items: center; gap: 0.3rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.75rem; font-weight: 600;
  text-align: center;
  min-width: 110px;
  transition: var(--transition);
}
.diagram-node:hover { border-color: var(--accent); }
.diagram-node i { font-size: 1.1rem; }
.node-input i  { color: var(--accent); }
.node-model    { border-color: rgba(0,196,255,0.4); background: rgba(0,196,255,0.06); }
.node-model i  { color: var(--accent-2); font-size: 1.4rem; }
.node-out      { min-width: 80px; font-size: 0.7rem; }
.node-out i    { color: var(--accent); font-size: 0.95rem; }
.diagram-arrow { color: var(--text-muted); font-size: 0.8rem; }
.diagram-outputs {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

/* ── PROJECTS GRID ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: var(--transition);
  display: flex; flex-direction: column;
  position: relative;
  overflow: hidden;
}
.project-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s;
}
.project-card:hover { border-color: var(--border-glow); transform: translateY(-5px); box-shadow: var(--shadow-glow); }
.project-card:hover::before { transform: scaleX(1); }

.project-card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1rem; }
.project-icon { font-size: 1.5rem; color: var(--accent); }
.project-links a {
  color: var(--text-muted); font-size: 1rem;
  transition: var(--transition);
}
.project-links a:hover { color: var(--accent); }

.project-title {
  font-family: var(--font-display);
  font-size: 1.05rem; font-weight: 700;
  margin-bottom: 0.6rem;
}
.project-desc { font-size: 0.86rem; color: var(--text-secondary); line-height: 1.7; flex: 1; margin-bottom: 1rem; }

.project-tech { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1rem; }
.project-tech span {
  font-size: 0.72rem; font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: 100px;
  background: rgba(0,196,255,0.06);
  border: 1px solid rgba(0,196,255,0.12);
  color: var(--accent);
}

.project-status {
  display: flex; align-items: center; gap: 0.4rem;
  font-size: 0.73rem; font-weight: 600;
  padding: 0.3rem 0.8rem; border-radius: 100px;
  align-self: flex-start;
}
.project-status.coming { background: rgba(255,107,53,0.1); color: var(--accent-3); border: 1px solid rgba(255,107,53,0.25); }
.project-status.live   { background: rgba(79,255,176,0.1); color: var(--accent-2); border: 1px solid rgba(79,255,176,0.25); }

/* ── EXPERIENCE ── */
.exp-grid { display: flex; flex-direction: column; gap: 1.5rem; }
.exp-card {
  display: flex; gap: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.exp-card::after {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-2));
  transform: scaleY(0); transform-origin: top;
  transition: transform 0.4s;
}
.exp-card:hover { border-color: var(--border-glow); transform: translateX(6px); }
.exp-card:hover::after { transform: scaleY(1); }

.exp-number {
  font-family: var(--font-display);
  font-size: 2.5rem; font-weight: 800;
  color: rgba(0,196,255,0.08);
  flex-shrink: 0;
  line-height: 1;
  letter-spacing: -0.05em;
  align-self: flex-start;
}
.exp-period {
  font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--accent); margin-bottom: 0.4rem;
}
.exp-role {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 700;
  margin-bottom: 0.3rem;
}
.exp-company {
  font-size: 0.85rem; color: var(--text-secondary);
  display: flex; align-items: center; gap: 0.4rem;
  margin-bottom: 0.75rem;
}
.exp-company i { color: var(--accent); }
.exp-desc { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 0.9rem; }
.exp-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.exp-tags span {
  font-size: 0.72rem; font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: 100px;
  background: rgba(0,196,255,0.06);
  border: 1px solid rgba(0,196,255,0.12);
  color: var(--accent);
}

/* ── CERTIFICATIONS ── */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex; flex-direction: column; gap: 0.75rem;
  transition: var(--transition);
  position: relative;
}
.cert-card:hover { border-color: var(--border-glow); transform: translateY(-4px); }
.placeholder-cert { opacity: 0.55; }

.cert-icon { font-size: 1.6rem; color: var(--accent); }
.cert-title { font-family: var(--font-display); font-size: 0.98rem; font-weight: 700; }
.cert-issuer { font-size: 0.82rem; color: var(--text-secondary); margin-top: 0.1rem; }
.cert-date   { font-size: 0.75rem; color: var(--text-muted); }

.cert-badge {
  position: absolute; top: 1rem; right: 1rem;
  font-size: 0.65rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  padding: 0.2rem 0.6rem; border-radius: 100px;
  background: rgba(0,196,255,0.1);
  border: 1px solid rgba(0,196,255,0.2);
  color: var(--accent);
}

.cert-note {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex; align-items: center; justify-content: center; gap: 0.4rem;
}

/* ── CONTACT ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.contact-info-title {
  font-family: var(--font-display);
  font-size: 1.2rem; font-weight: 700;
  margin-bottom: 1.5rem;
}
.contact-links { display: flex; flex-direction: column; gap: 0.75rem; margin-bottom: 2rem; }
.contact-link-item {
  display: flex; align-items: center; gap: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  transition: var(--transition);
}
.contact-link-item:hover { border-color: var(--border-glow); transform: translateX(5px); }

.cli-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(0,196,255,0.1);
  color: var(--accent); font-size: 1rem;
}
.cli-icon.linkedin { background: rgba(0,119,181,0.12); color: #0077b5; }
.cli-icon.github   { background: rgba(255,255,255,0.06); color: var(--text-primary); }
.cli-icon.phone    { background: rgba(79,255,176,0.1); color: var(--accent-2); }

.cli-label { font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.cli-value { font-size: 0.85rem; font-weight: 500; color: var(--text-primary); margin-top: 0.15rem; }
.cli-arrow { margin-left: auto; color: var(--text-muted); font-size: 0.75rem; transition: var(--transition); }
.contact-link-item:hover .cli-arrow { color: var(--accent); transform: translateX(3px); }

.resume-cta {
  background: linear-gradient(135deg, rgba(0,196,255,0.08), rgba(79,255,176,0.04));
  border: 1px solid rgba(0,196,255,0.2);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
}
.resume-cta p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin-bottom: 1rem;
}

/* Contact form */
.contact-form-wrap { }
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-secondary); }
.form-group input,
.form-group textarea {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition);
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,196,255,0.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

.form-note {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.25rem;
}

/* ── FOOTER ── */
.footer {
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  padding: 3rem 0;
}
.footer-inner {
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.3rem; font-weight: 800;
}
.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
}
.footer-socials { display: flex; gap: 1rem; }
.footer-socials a {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: var(--transition);
}
.footer-socials a:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.footer-copy { font-size: 0.75rem; color: var(--text-muted); }

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  .hero { flex-direction: column; text-align: center; gap: 3rem; padding: 6rem 2rem 4rem; }
  .hero-content { max-width: 100%; }
  .hero-tagline { justify-content: center; }
  .hero-ctas { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-image-wrap { margin-left: 0; width: 300px; height: 300px; }
  .hero-img-container { width: 250px; height: 250px; }
  .scroll-hint { left: 50%; transform: translateX(-50%); }
}

@media (max-width: 900px) {
  .navbar { padding: 1rem 1.5rem; }
  .nav-links { display: none; flex-direction: column; position: fixed; top: 0; right: 0; bottom: 0; width: 280px; background: var(--bg-1); border-left: 1px solid var(--border); padding: 5rem 2rem 2rem; gap: 0.5rem; z-index: 999; transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.25,0.8,0.25,1); }
  .nav-links.open { display: flex; transform: translateX(0); }
  .hamburger { display: flex; }

  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .skills-grid { grid-template-columns: 1fr; }
  .fyp-inner { grid-template-columns: 1fr; }
  .fyp-visual { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 600px) {
  .section { padding: 5rem 0; }
  .hero { padding: 5rem 1.5rem 3rem; }
  .container { padding: 0 1.25rem; }
  .exp-card { flex-direction: column; gap: 0.5rem; }
  .exp-number { font-size: 1.5rem; }
  .hero-stats { gap: 1.25rem; }
  .timeline-item { flex-direction: column; }
  .timeline-icon { margin-left: 0; }
  .timeline { padding-left: 0; }
  .timeline::before { display: none; }
}