/* ===========================
   Vishnu Cardhan Rali — Portfolio
   style.css
   =========================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #03050a;
  --c1: #00fff0;
  --c2: #7b2fff;
  --c3: #ff2f7b;
  --glass: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.07);
  --text: #f0f4ff;
  --muted: #5a6a8a;
  --muted2: #8899bb;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  overflow-x: hidden;
  cursor: none;
}

/* ── CUSTOM CURSOR ── */
#cursor {
  position: fixed;
  width: 12px; height: 12px;
  background: var(--c1);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s, width 0.3s, height 0.3s, background 0.3s;
  mix-blend-mode: difference;
}

#cursor-ring {
  position: fixed;
  width: 40px; height: 40px;
  border: 1px solid rgba(0, 255, 240, 0.4);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.15s ease-out, width 0.3s, height 0.3s, opacity 0.3s;
}

/* ── NOISE OVERLAY ── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
  z-index: 1;
}

/* ── BACKGROUND BLOBS ── */
.blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}
.blob1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(123,47,255,0.18), transparent 70%);
  top: -200px; right: -200px;
  animation: blobmove1 12s ease-in-out infinite alternate;
}
.blob2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(0,255,240,0.12), transparent 70%);
  bottom: -150px; left: -150px;
  animation: blobmove2 15s ease-in-out infinite alternate;
}
.blob3 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,47,123,0.1), transparent 70%);
  top: 40%; left: 40%;
  animation: blobmove3 20s ease-in-out infinite alternate;
}

@keyframes blobmove1 { to { transform: translate(-80px, 60px); } }
@keyframes blobmove2 { to { transform: translate(60px, -80px); } }
@keyframes blobmove3 { to { transform: translate(40px, 40px); } }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 60px; height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(3, 5, 10, 0.7);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}
.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: 22px;
  background: linear-gradient(90deg, var(--c1), var(--c2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  letter-spacing: -1px;
}
.nav-links { display: flex; gap: 36px; align-items: center; }
.nav-links a {
  color: var(--muted2); text-decoration: none;
  font-size: 13px; font-weight: 500; letter-spacing: 0.3px;
  transition: color 0.2s; position: relative;
}
.nav-links a::after {
  content: ''; position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px; background: var(--c1);
  transform: scaleX(0); transition: transform 0.3s;
}
.nav-links a:hover { color: var(--c1); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-hire {
  background: linear-gradient(135deg, var(--c2), var(--c1));
  color: #000; font-weight: 600; font-size: 13px;
  padding: 10px 24px; border-radius: 8px; border: none;
  cursor: none; text-decoration: none;
  transition: opacity 0.2s, transform 0.2s;
  box-shadow: 0 0 30px rgba(0,255,240,0.2);
}
.nav-hire:hover { opacity: 0.9; transform: translateY(-1px); }

/* ── HERO ── */
.hero {
  position: relative; z-index: 2;
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 100px 60px 60px;
  max-width: 1300px; margin: 0 auto;
}
.hero-left { flex: 1; max-width: 680px; }
.hero-right {
  flex: 0 0 420px;
  display: flex; align-items: center; justify-content: center;
}

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; font-weight: 500; letter-spacing: 2px;
  text-transform: uppercase; color: var(--c1);
  margin-bottom: 24px;
  opacity: 0; animation: slideUp 0.6s 0.2s forwards;
}
.hero-eyebrow span { width: 32px; height: 1px; background: var(--c1); }

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(52px, 7vw, 88px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -3px;
  margin-bottom: 20px;
  opacity: 0; animation: slideUp 0.7s 0.35s forwards;
}
.hero h1 .line1 { display: block; color: var(--text); }
.hero h1 .line2 {
  display: block;
  background: linear-gradient(90deg, var(--c1) 0%, var(--c2) 50%, var(--c3) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-size: 200% auto;
  animation: gradShift 4s linear infinite;
}
.hero h1 .line3 { display: block; color: var(--text); }

@keyframes gradShift { to { background-position: 200% center; } }

.hero-role {
  font-size: 18px; font-weight: 400; color: var(--muted2);
  margin-bottom: 28px; letter-spacing: -0.3px;
  opacity: 0; animation: slideUp 0.7s 0.5s forwards;
}
.hero-role strong { color: var(--text); font-weight: 600; }

.hero-desc {
  font-size: 15px; line-height: 1.9; color: var(--muted2);
  max-width: 500px; margin-bottom: 44px;
  opacity: 0; animation: slideUp 0.7s 0.65s forwards;
}

.hero-btns {
  display: flex; gap: 14px; flex-wrap: wrap;
  opacity: 0; animation: slideUp 0.7s 0.8s forwards;
}
.btn-glow {
  background: linear-gradient(135deg, var(--c2), var(--c1));
  color: #000; font-weight: 600; font-size: 14px;
  padding: 14px 32px; border-radius: 10px; border: none;
  cursor: none; text-decoration: none;
  box-shadow: 0 0 40px rgba(0,255,240,0.25);
  transition: all 0.3s; letter-spacing: -0.3px;
}
.btn-glow:hover { box-shadow: 0 0 60px rgba(0,255,240,0.45); transform: translateY(-2px); }
.btn-ghost {
  background: transparent; color: var(--text); font-size: 14px; font-weight: 500;
  padding: 14px 32px; border-radius: 10px;
  border: 1px solid var(--glass-border);
  cursor: none; text-decoration: none;
  transition: all 0.3s; letter-spacing: -0.3px;
  backdrop-filter: blur(10px);
}
.btn-ghost:hover { border-color: rgba(0,255,240,0.3); color: var(--c1); }

/* ── 3D HERO CARD ── */
.hero-card {
  width: 340px; height: 400px;
  perspective: 1000px;
  opacity: 0; animation: slideUp 0.8s 0.9s forwards;
}
.hero-card-inner {
  width: 100%; height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.1s;
  border-radius: 24px;
}
.hero-card-face {
  position: absolute; inset: 0;
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px; padding: 36px;
  display: flex; flex-direction: column;
  overflow: hidden;
}
.hero-card-face::before {
  content: ''; position: absolute;
  top: -60px; right: -60px;
  width: 200px; height: 200px; border-radius: 50%;
  background: radial-gradient(circle, rgba(123,47,255,0.3), transparent 70%);
}
.hero-card-face::after {
  content: ''; position: absolute;
  bottom: -40px; left: -40px;
  width: 160px; height: 160px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,255,240,0.2), transparent 70%);
}

.card-avatar {
  width: 72px; height: 72px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c2), var(--c1));
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; font-weight: 700; color: #000;
  margin-bottom: 20px; position: relative; z-index: 1;
  box-shadow: 0 0 30px rgba(0,255,240,0.3);
  overflow: hidden;
}
.card-avatar img {
  width: 100%; height: 100%;
  object-fit: cover; border-radius: 50%;
}

.card-name {
  font-size: 20px; font-weight: 700;
  letter-spacing: -0.8px; margin-bottom: 4px;
  position: relative; z-index: 1;
}
.card-title {
  font-size: 13px; color: var(--muted2);
  margin-bottom: 24px; position: relative; z-index: 1;
}
.card-stats {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 12px; margin-top: auto; position: relative; z-index: 1;
}
.card-stat {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px; padding: 14px;
}
.card-stat-num {
  font-size: 24px; font-weight: 700; letter-spacing: -1px;
  background: linear-gradient(90deg, var(--c1), var(--c2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  margin-bottom: 2px;
}
.card-stat-label { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; }

.card-status {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--muted2);
  margin-bottom: 20px; position: relative; z-index: 1;
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #00e5a0; box-shadow: 0 0 8px #00e5a0;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── MARQUEE ── */
.marquee-wrap {
  position: relative; z-index: 2;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  overflow: hidden; padding: 18px 0;
  background: rgba(255,255,255,0.01);
}
.marquee-track {
  display: flex; gap: 48px; width: max-content;
  animation: marquee 20s linear infinite;
}
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.marquee-item {
  display: flex; align-items: center; gap: 14px;
  font-size: 13px; font-weight: 500; color: var(--muted2);
  white-space: nowrap;
}
.marquee-dot { color: var(--c1); font-size: 18px; }

/* ── SECTIONS ── */
.section {
  position: relative; z-index: 2;
  max-width: 1100px; margin: 0 auto;
  padding: 100px 60px;
}
.section-head { margin-bottom: 60px; }
.section-eyebrow {
  font-size: 11px; font-weight: 600; letter-spacing: 3px;
  text-transform: uppercase; color: var(--c1);
  margin-bottom: 12px; display: flex; align-items: center; gap: 12px;
}
.section-eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--c1); }
.section-title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700; letter-spacing: -2px;
  line-height: 1.05; color: var(--text);
}

/* ── EXPERIENCE ── */
.exp-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px; padding: 40px;
  position: relative; overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
  backdrop-filter: blur(10px);
}
.exp-card:hover { border-color: rgba(0,255,240,0.2); transform: translateY(-4px); }
.exp-card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--c1), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.exp-card:hover::before { opacity: 1; }
.exp-top {
  display: flex; justify-content: space-between;
  align-items: flex-start; margin-bottom: 20px;
  flex-wrap: wrap; gap: 12px;
}
.exp-role { font-size: 24px; font-weight: 700; letter-spacing: -0.8px; color: var(--text); }
.exp-pill {
  background: rgba(0,255,240,0.08);
  border: 1px solid rgba(0,255,240,0.2);
  color: var(--c1); font-size: 11px; font-weight: 600;
  padding: 6px 16px; border-radius: 20px;
  letter-spacing: 1px; text-transform: uppercase;
}
.exp-meta {
  font-size: 14px; color: var(--muted2);
  margin-bottom: 20px; display: flex; align-items: center; gap: 8px;
}
.exp-meta::before { content: ''; width: 4px; height: 4px; border-radius: 50%; background: var(--c2); }
.exp-body { font-size: 15px; line-height: 1.9; color: var(--muted2); margin-bottom: 24px; }
.exp-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.exp-tag {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  color: var(--muted2); font-size: 12px;
  padding: 5px 14px; border-radius: 6px;
  transition: all 0.2s;
}
.exp-tag:hover { border-color: rgba(0,255,240,0.3); color: var(--c1); }

/* ── CERTIFICATIONS ── */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
.cert-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 16px; padding: 28px;
  position: relative; overflow: hidden;
  transition: all 0.3s;
  backdrop-filter: blur(10px);
  cursor: pointer;
}
.cert-card:hover {
  border-color: rgba(123,47,255,0.3);
  transform: translateY(-4px);
  background: rgba(123,47,255,0.04);
}
.cert-num {
  position: absolute; top: 20px; right: 24px;
  font-size: 48px; font-weight: 700;
  color: rgba(255,255,255,0.03);
  letter-spacing: -2px;
}
.cert-icon-wrap {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 16px;
  overflow: hidden;
}
.cert-icon-wrap img {
  width: 100%; height: 100%;
  object-fit: cover; border-radius: 8px;
}
.cert-name { font-size: 16px; font-weight: 600; letter-spacing: -0.4px; color: var(--text); margin-bottom: 6px; }
.cert-org { font-size: 12px; color: var(--muted); margin-bottom: 16px; }
.cert-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(0,229,160,0.08);
  border: 1px solid rgba(0,229,160,0.2);
  color: #00e5a0; font-size: 10px; font-weight: 600;
  padding: 4px 12px; border-radius: 20px;
  text-transform: uppercase; letter-spacing: 1px;
}
.cert-badge::before { content: '✓'; }

/* Cert image preview */
.cert-img-preview {
  width: 100%; height: 120px;
  object-fit: cover; border-radius: 10px;
  margin-top: 14px;
  border: 1px solid rgba(255,255,255,0.06);
  display: block;
}

/* ── SKILLS ── */
.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.skill-group {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 16px; padding: 28px;
  transition: all 0.3s; backdrop-filter: blur(10px);
}
.skill-group:hover { border-color: rgba(0,255,240,0.15); transform: translateY(-2px); }
.skill-group-label {
  font-size: 10px; font-weight: 600; letter-spacing: 2.5px;
  text-transform: uppercase; margin-bottom: 18px;
}
.skill-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 14px; color: var(--muted2);
  transition: color 0.2s;
}
.skill-item:last-child { border-bottom: none; }
.skill-item:hover { color: var(--text); }
.skill-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }

/* ── CONTACT ── */
.contact-wrap {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 24px; padding: 80px;
  text-align: center; position: relative; overflow: hidden;
  backdrop-filter: blur(20px);
}
.contact-wrap::before {
  content: ''; position: absolute;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(123,47,255,0.08), transparent 60%);
  pointer-events: none;
}
.contact-title {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700; letter-spacing: -2px;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text), var(--muted2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.contact-sub { font-size: 16px; color: var(--muted2); max-width: 460px; margin: 0 auto 40px; line-height: 1.8; }
.contact-links { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.contact-link {
  display: flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  color: var(--text); font-size: 13px; font-weight: 500;
  padding: 12px 22px; border-radius: 10px;
  text-decoration: none; transition: all 0.2s;
  cursor: none;
}
.contact-link:hover { border-color: rgba(0,255,240,0.3); color: var(--c1); transform: translateY(-2px); }

/* ── DIVIDER ── */
.section-divider {
  max-width: 1100px; margin: 0 auto;
  border: none; border-top: 1px solid var(--glass-border);
}

/* ── FOOTER ── */
footer {
  position: relative; z-index: 2;
  text-align: center; padding: 40px;
  border-top: 1px solid var(--glass-border);
  color: var(--muted); font-size: 13px;
}

/* ── CERT META ROW ── */
.cert-meta-row {
  display: flex; align-items: center;
  justify-content: space-between;
  margin-top: 4px;
}
.cert-hours {
  font-size: 11px; color: var(--muted);
}

/* ── INTERNSHIP COMING SOON BANNER ── */
.internship-soon {
  display: flex; align-items: center;
  justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
  background: rgba(123,47,255,0.06);
  border: 1px dashed rgba(123,47,255,0.35);
  border-radius: 16px;
  padding: 24px 32px;
  margin-bottom: 28px;
  position: relative; overflow: hidden;
  backdrop-filter: blur(10px);
}
.internship-soon::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(123,47,255,0.04), transparent);
  pointer-events: none;
}
.internship-soon-left {
  display: flex; align-items: center; gap: 16px;
}
.coming-soon-pulse {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--c2);
  box-shadow: 0 0 12px var(--c2);
  animation: pulse 2s infinite;
  flex-shrink: 0;
}
.internship-soon-title {
  font-size: 16px; font-weight: 700;
  color: var(--text); letter-spacing: -0.3px;
  margin-bottom: 4px;
}
.internship-soon-sub {
  font-size: 13px; color: var(--muted2);
}
.coming-soon-badge {
  background: rgba(123,47,255,0.15);
  border: 1px solid rgba(123,47,255,0.4);
  color: var(--c2); font-size: 11px; font-weight: 700;
  padding: 6px 18px; border-radius: 20px;
  letter-spacing: 1.5px; text-transform: uppercase;
  animation: badgePulse 2s ease-in-out infinite;
}
@keyframes badgePulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  nav { padding: 0 24px; }
  .nav-links { display: none; }
  .hero { flex-direction: column; padding: 100px 24px 60px; gap: 48px; }
  .hero-right { display: none; }
  .section { padding: 60px 24px; }
  .contact-wrap { padding: 40px 24px; }
}