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

:root {
  --bg:      #080a12;
  --bg2:     #0f1120;
  --card:    #131628;
  --border:  #1e2240;
  --accent:  #00d4ff;
  --accent2: #7b5ea7;
  --text:    #e8eaf6;
  --muted:   #64748b;
  --font:    'Plus Jakarta Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  overflow-x: hidden;
  line-height: 1.7;
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 10px; }

/* ── NAVIGATION ── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(8,10,18,0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s;
}

#navbar.scrolled {
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-logo {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
}

.logo-bracket { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.2s;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s;
}

.nav-link:hover,
.nav-link.active { color: var(--text); }

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

.nav-cta {
  padding: 0.5rem 1.3rem;
  background: var(--accent);
  color: #080a12;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s;
  box-shadow: 0 0 20px rgba(0,212,255,0.25);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 36px rgba(0,212,255,0.4);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ── HOME / HERO ── */
#home {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 8rem 2rem 5rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 100%);
  opacity: 0.5;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.orb-1 {
  width: 500px; height: 500px;
  background: rgba(0,212,255,0.1);
  top: -150px; left: -100px;
}

.orb-2 {
  width: 400px; height: 400px;
  background: rgba(123,94,167,0.1);
  bottom: -100px; right: -50px;
}

.orb-3 {
  width: 250px; height: 250px;
  background: rgba(255,107,157,0.07);
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
}

.hero-container {
  max-width: 1200px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.4rem 1rem;
  border-radius: 100px;
  border: 1px solid rgba(0,212,255,0.3);
  background: rgba(0,212,255,0.06);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 1.5rem;
  animation: fadeUp 0.7s ease both;
}

.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #00ff88;
  animation: dotPulse 2s infinite;
}

@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0,255,136,0.5); }
  50%       { box-shadow: 0 0 0 6px rgba(0,255,136,0); }
}

.hero-heading {
  font-size: clamp(2.6rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.04em;
  animation: fadeUp 0.7s 0.1s ease both;
}

.line-top {
  display: block;
  font-size: 0.42em;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.line-name { display: block; color: var(--text); }

.line-last {
  display: block;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 0.98rem;
  color: var(--muted);
  line-height: 1.85;
  max-width: 460px;
  margin-top: 1.2rem;
  animation: fadeUp 0.7s 0.2s ease both;
}

.hero-tags {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 1.4rem;
  animation: fadeUp 0.7s 0.25s ease both;
}

.tag {
  padding: 0.35rem 0.9rem;
  border-radius: 100px;
  background: var(--card);
  border: 1px solid var(--border);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  animation: fadeUp 0.7s 0.3s ease both;
}

.btn-main {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.78rem 1.8rem;
  border-radius: 10px;
  background: var(--accent);
  color: #080a12;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 0 24px rgba(0,212,255,0.25);
  font-family: var(--font);
}

.btn-main:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 40px rgba(0,212,255,0.4);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  padding: 0.78rem 1.8rem;
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
}

/* Avatar */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  animation: fadeUp 0.7s 0.15s ease both;
}

.avatar-outer {
  position: relative;
  width: 300px; height: 300px;
}

.avatar-mid {
  width: 100%; height: 100%;
  border-radius: 50%;
  border: 1.5px dashed rgba(0,212,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: spinSlow 20s linear infinite;
}

@keyframes spinSlow { to { transform: rotate(360deg); } }

.avatar-inner {
  width: 220px; height: 220px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0f1120, #1e2240);
  border: 2px solid rgba(0,212,255,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 60px rgba(0,212,255,0.15);
  animation: spinSlow 20s linear infinite reverse;
}
.profile-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
}
.avatar-initials {
  font-size: 4rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Floating cards */
.float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.7rem 1rem;
  font-size: 0.78rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  white-space: nowrap;
}

.fc-icon { font-size: 1.1rem; }

.fc-title {
  font-size: 0.6rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.fc-val { font-weight: 700; font-size: 0.78rem; }

.fc-1 { top: 20px; right: -30px; animation: floatA 4s ease-in-out infinite; }
.fc-2 { bottom: 60px; left: -40px; animation: floatB 5s ease-in-out infinite; }
.fc-3 { bottom: 10px; right: -20px; animation: floatA 4.5s 1s ease-in-out infinite; }

@keyframes floatA {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

@keyframes floatB {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(8px); }
}

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: fadeUp 1s 0.5s ease both;
}

.scroll-mouse {
  width: 22px; height: 36px;
  border: 2px solid var(--border);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-wheel {
  width: 4px; height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollAnim 2s infinite;
}

@keyframes scrollAnim {
  0%   { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(12px); opacity: 0; }
}

/* ── SECTIONS SHARED ── */
section { padding: 6rem 2rem; }

#about, #projects, #contact {
  border-top: 1px solid var(--border);
}

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

.section-header { margin-bottom: 3.5rem; }

.eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.eyebrow::before {
  content: '';
  display: block;
  width: 28px; height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 0.8rem;
  color: var(--text);
}

.title-line {
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 3px;
  transition: width 1.2s cubic-bezier(0.16,1,0.3,1);
}

.title-line.grow { width: 64px; }

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.show {
  opacity: 1;
  transform: none;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}

/* ── ABOUT ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.acard {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.2rem;
  transition: border-color 0.2s, transform 0.2s;
}

.acard:hover {
  border-color: rgba(0,212,255,0.35);
  transform: translateY(-3px);
}

.acard-icon { font-size: 1.3rem; margin-bottom: 0.5rem; }

.acard-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 0.2rem;
}

.acard-value {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
}

.about-bio {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.9;
}

.about-bio strong { color: var(--text); }

.skills-section { margin-top: 2rem; }

.skills-heading {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1.2rem;
}

.skill { margin-bottom: 1rem; }

.skill-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--text);
}

.skill-num { color: var(--accent); font-weight: 700; }

.skill-track {
  height: 5px;
  background: var(--border);
  border-radius: 5px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 5px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.1s cubic-bezier(0.16,1,0.3,1);
}

/* ── PROJECTS ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.proj-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  transition: all 0.3s;
}

.proj-top-bar {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}

.proj-card:hover {
  border-color: rgba(0,212,255,0.25);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.proj-card:hover .proj-top-bar { transform: scaleX(1); }

.proj-number {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--border);
  margin-bottom: 1.2rem;
  transition: -webkit-text-stroke-color 0.3s;
}

.proj-card:hover .proj-number {
  -webkit-text-stroke-color: rgba(0,212,255,0.25);
}

.proj-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 6px;
  padding: 0.22rem 0.65rem;
  margin-bottom: 0.9rem;
  width: fit-content;
}

.proj-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  line-height: 1.3;
  color: var(--text);
}

.proj-desc {
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.8;
  flex: 1;
  margin-bottom: 1.5rem;
}

.proj-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}

.proj-tech span {
  font-size: 0.72rem;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.22rem 0.6rem;
  color: var(--muted);
}

.proj-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap 0.2s;
}

.proj-card:hover .proj-link { gap: 0.9rem; }

/* ── CONTACT ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 5rem;
  align-items: start;
}

.contact-intro {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.85;
  margin-bottom: 2rem;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.2rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  text-decoration: none;
  transition: all 0.2s;
}

.contact-item:hover {
  border-color: var(--accent);
  transform: translateX(6px);
}

.ci-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.ci-body { flex: 1; }

.ci-label {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.15rem;
}

.ci-value { font-size: 0.85rem; font-weight: 600; }

.ci-arrow {
  color: var(--muted);
  font-size: 1rem;
  transition: all 0.2s;
}

.contact-item:hover .ci-arrow {
  color: var(--accent);
  transform: translateX(4px);
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.form-group input,
.form-group textarea {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 11px;
  padding: 0.9rem 1.1rem;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: #2a3050; }

.form-submit { align-self: flex-start; font-family: var(--font); }

.form-success {
  display: none;
  color: #00ff88;
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: 0.3rem;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-logo {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text);
}

.footer-copy,
.footer-built {
  color: var(--muted);
  font-size: 0.8rem;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: var(--bg2);
    padding: 2rem 1.5rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border);
    z-index: 999;
  }

  .nav-links.open { display: flex; }
  .nav-cta { display: none; }
  .hamburger { display: flex; }

  #home { padding: 7rem 1.5rem 4rem; }

  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }

  .hero-sub { max-width: 100%; }
  .hero-tags { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-visual { order: -1; }

  .avatar-outer { width: 220px; height: 220px; }
  .avatar-inner { width: 160px; height: 160px; }
  .avatar-initials { font-size: 3rem; }
  .fc-1, .fc-2, .fc-3 { display: none; }

  section { padding: 4rem 1.5rem; }

  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-cards { grid-template-columns: 1fr 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .form-row { grid-template-columns: 1fr; }

  .footer-container {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .about-cards { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: center; }
  .btn-main, .btn-outline { width: 100%; justify-content: center; }
}