@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

:root {
  --bg:          #050a0f;
  --bg-2:        #0a1520;
  --bg-3:        #0f1f2e;
  --bg-card:     #0c1a28;
  --cyan:        #06b6d4;
  --cyan-light:  #22d3ee;
  --cyan-dim:    #0891b2;
  --cyan-glow:   rgba(6, 182, 212, 0.15);
  --cyan-border: rgba(6, 182, 212, 0.3);
  --text:        #e8f4f8;
  --text-muted:  #7a9bb5;
  --text-dim:    #3d5a73;
  --border:      rgba(6, 182, 212, 0.1);
  --radius:      12px;
  --radius-lg:   18px;
  --transition:  0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Space Grotesk', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--cyan-dim); border-radius: 3px; }

/* ── Canvas background ── */
#particles-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ── Cursor glow ── */
#cursor-glow {
  position: fixed;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6,182,212,0.07) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  transition: left 0.5s ease, top 0.5s ease;
}

/* ── Nav ── */
.navbar {
  background: rgba(5, 10, 15, 0.85) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
  padding: 1rem 0;
  position: relative;
  z-index: 100;
}

.navbar.scrolled {
  border-bottom-color: var(--cyan-border);
  box-shadow: 0 0 40px rgba(6,182,212,0.08);
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text) !important;
  letter-spacing: -0.5px;
}

.navbar-brand span { color: var(--cyan); }

.nav-link {
  color: var(--text-muted) !important;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.4rem 0.85rem !important;
  border-radius: 8px;
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--text) !important;
  background: var(--bg-3);
}

.nav-link.active { color: var(--cyan) !important; }

.navbar-toggler {
  border: 1px solid var(--cyan-border) !important;
  padding: 0.35rem 0.6rem;
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%286%2c182%2c212%2c1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

.btn-nav-cta {
  background: var(--cyan) !important;
  color: #000 !important;
  font-weight: 700 !important;
  border-radius: 8px !important;
  padding: 0.4rem 1.1rem !important;
  font-size: 0.88rem !important;
  border: none;
  transition: var(--transition) !important;
}

.btn-nav-cta:hover {
  background: var(--cyan-light) !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(6,182,212,0.4) !important;
}

/* ── Sections ── */
.section-wrap {
  position: relative;
  z-index: 2;
  padding: 5rem 0;
}

.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 0.6rem;
}

.section-title { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 700; letter-spacing: -0.5px; }
.section-sub { color: var(--text-muted); font-size: 1rem; max-width: 500px; margin-top: 0.5rem; }

/* ── Gradient text ── */
.gradient-text {
  background: linear-gradient(135deg, #22d3ee, #06b6d4, #0891b2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Buttons ── */
.btn-cyan {
  background: var(--cyan);
  color: #000;
  font-weight: 700;
  border-radius: 10px;
  padding: 0.7rem 1.5rem;
  font-size: 0.9rem;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  transition: var(--transition);
  font-family: 'Space Grotesk', sans-serif;
}

.btn-cyan:hover {
  background: var(--cyan-light);
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(6,182,212,0.4);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  font-weight: 600;
  border-radius: 10px;
  padding: 0.7rem 1.5rem;
  font-size: 0.9rem;
  border: 1px solid var(--cyan-border);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  transition: var(--transition);
  font-family: 'Space Grotesk', sans-serif;
}

.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-glow);
  transform: translateY(-2px);
}

/* ── Cards ── */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.glass-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan-border), transparent);
  opacity: 0;
  transition: var(--transition);
}

.glass-card:hover {
  border-color: var(--cyan-border);
  transform: translateY(-5px);
  box-shadow: 0 20px 60px rgba(6,182,212,0.08);
}

.glass-card:hover::after { opacity: 1; }

/* ── Tags ── */
.tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.22rem 0.6rem;
  border-radius: 6px;
  background: rgba(6,182,212,0.12);
  color: var(--cyan-light);
  border: 1px solid var(--cyan-border);
  letter-spacing: 0.3px;
}

/* ── HERO ── */
.hero-section {
  min-height: calc(100vh - 70px);
  display: flex;
  align-items: center;
  position: relative;
  z-index: 2;
  padding: 3rem 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(6,182,212,0.08);
  border: 1px solid var(--cyan-border);
  border-radius: 100px;
  padding: 0.35rem 0.9rem;
  font-size: 0.82rem;
  color: var(--cyan-light);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: pulse-dot 2s infinite;
  flex-shrink: 0;
}

@keyframes pulse-dot {
  0%,100% { box-shadow: 0 0 8px #22c55eaa; }
  50%      { box-shadow: 0 0 18px #22c55e; }
}

.hero-title {
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -1.5px;
  margin-bottom: 1.25rem;
}

.typing-cursor {
  display: inline-block;
  width: 3px;
  height: 1em;
  background: var(--cyan);
  margin-left: 4px;
  border-radius: 2px;
  vertical-align: middle;
  animation: blink 1s infinite;
}

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 2rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.stat-num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--cyan);
  display: block;
  line-height: 1;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-dim);
  font-weight: 500;
  margin-top: 0.2rem;
  display: block;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-orb {
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 0%, rgba(6,182,212,0.15) 30%, rgba(6,182,212,0.3) 50%, rgba(6,182,212,0.15) 70%, transparent 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: spin 12s linear infinite;
  position: relative;
}

.hero-orb::before {
  content: '';
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  background: conic-gradient(from 180deg, transparent 0%, rgba(6,182,212,0.1) 30%, rgba(6,182,212,0.25) 50%, rgba(6,182,212,0.1) 70%, transparent 100%);
  animation: spin 8s linear infinite reverse;
}

.hero-orb-inner {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: var(--bg-3);
  border: 1px solid var(--cyan-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4.5rem;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 60px rgba(6,182,212,0.15), inset 0 0 40px rgba(6,182,212,0.05);
}

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

/* Floating chips around orb */
.float-chip {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--cyan-border);
  border-radius: 10px;
  padding: 0.45rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--cyan-light);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  box-shadow: 0 4px 20px rgba(6,182,212,0.1);
  animation: float 4s ease-in-out infinite;
  white-space: nowrap;
}

.float-chip:nth-child(2) { top: 5%; left: 0; animation-delay: 0s; }
.float-chip:nth-child(3) { top: 5%; right: 0; animation-delay: 0.7s; }
.float-chip:nth-child(4) { bottom: 5%; left: 5%; animation-delay: 1.4s; }
.float-chip:nth-child(5) { bottom: 5%; right: 5%; animation-delay: 2.1s; }

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

/* ── Skill cards ── */
.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  text-align: center;
  transition: var(--transition);
  cursor: default;
}

.skill-card:hover {
  border-color: var(--cyan-border);
  background: var(--bg-3);
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 10px 30px rgba(6,182,212,0.12);
}

.skill-icon { font-size: 2rem; display: block; margin-bottom: 0.5rem; }
.skill-name { font-size: 0.78rem; font-weight: 600; color: var(--text-muted); }

/* ── Progress bars ── */
.skill-bar-wrap { margin-bottom: 1.1rem; }
.skill-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}

.skill-bar-track {
  height: 5px;
  background: var(--bg-3);
  border-radius: 3px;
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--cyan-dim), var(--cyan-light));
  width: 0;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 8px var(--cyan);
}

/* ── Project cards ── */
.project-thumb {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  position: relative;
  overflow: hidden;
}

.project-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, var(--bg-card));
}

.thumb-speedybites { background: linear-gradient(135deg, #051520, #0a2540); }
.thumb-fer         { background: linear-gradient(135deg, #051520, #051a30); }

.project-body { padding: 1.5rem; }
.project-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.5rem; }
.project-desc { color: var(--text-muted); font-size: 0.88rem; line-height: 1.65; margin-bottom: 1rem; }

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.38rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: var(--transition);
}

.project-link:hover {
  color: var(--cyan);
  border-color: var(--cyan-border);
  background: var(--cyan-glow);
}

.project-link.primary {
  background: var(--cyan);
  color: #000;
  border-color: var(--cyan);
  font-weight: 700;
}

.project-link.primary:hover {
  background: var(--cyan-light);
  border-color: var(--cyan-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(6,182,212,0.35);
}

/* ── About ── */
.about-avatar {
  width: 100%;
  max-width: 300px;
  aspect-ratio: 1;
  background: var(--bg-3);
  border: 2px solid var(--cyan-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(6,182,212,0.1);
}

.about-avatar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(6,182,212,0.08), transparent);
}

.info-pill {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.9rem 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  transition: var(--transition);
}

.info-pill:hover {
  border-color: var(--cyan-border);
  background: var(--bg-3);
  transform: translateX(5px);
  color: var(--text);
}

.pill-icon {
  width: 38px;
  height: 38px;
  background: var(--cyan-glow);
  border: 1px solid var(--cyan-border);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.pill-label { font-size: 0.68rem; color: var(--text-dim); font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px; }
.pill-value { font-size: 0.88rem; font-weight: 600; }

/* ── Timeline ── */
.timeline { position: relative; padding-left: 1.5rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 8px; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--cyan-border), transparent);
}

.timeline-item { position: relative; margin-bottom: 1.75rem; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.55rem;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
}

.timeline-date { font-size: 0.72rem; color: var(--cyan); font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 0.25rem; }
.timeline-title { font-weight: 700; font-size: 0.95rem; }
.timeline-sub { font-size: 0.82rem; color: var(--text-muted); }

/* ── Contact ── */
.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.form-label { font-size: 0.78rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 0.4rem; }

.form-control, .form-select {
  background: var(--bg-2) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  color: var(--text) !important;
  font-family: 'Space Grotesk', sans-serif !important;
  font-size: 0.9rem !important;
  padding: 0.7rem 1rem !important;
  transition: var(--transition) !important;
}

.form-control:focus, .form-select:focus {
  border-color: var(--cyan) !important;
  box-shadow: 0 0 0 3px rgba(6,182,212,0.15) !important;
  background: var(--bg-3) !important;
  outline: none !important;
}

.form-control::placeholder { color: var(--text-dim) !important; }
.form-select option { background: var(--bg-2); }

/* ── Social cards ── */
.social-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  text-decoration: none;
  color: var(--text);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}

.social-card:hover {
  transform: translateY(-6px);
  color: var(--text);
  border-color: var(--cyan-border);
  box-shadow: 0 20px 50px rgba(6,182,212,0.1);
}

.social-card-icon { font-size: 2.4rem; line-height: 1; }
.social-card-name { font-size: 0.95rem; font-weight: 700; }
.social-card-handle { font-size: 0.75rem; color: var(--text-muted); }

/* ── Divider ── */
.cyan-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 0;
}

/* ── Page hero ── */
.page-hero {
  position: relative;
  z-index: 2;
  padding: 4.5rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

/* ── Footer ── */
footer {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  color: var(--text-dim);
  font-size: 0.82rem;
}

footer a { color: var(--cyan); text-decoration: none; }
footer a:hover { color: var(--cyan-light); }

/* ── Fade animations ── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

.fade-left {
  opacity: 0;
  transform: translateX(-28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-left.visible { opacity: 1; transform: translateX(0); }

.fade-right {
  opacity: 0;
  transform: translateX(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-right.visible { opacity: 1; transform: translateX(0); }

/* Stagger delays */
.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }
.delay-5 { transition-delay: 0.40s; }

/* ── Toast ── */
.toast-custom {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--cyan-border);
  border-radius: var(--radius);
  padding: 0.85rem 1.25rem;
  font-size: 0.85rem;
  color: var(--text);
  z-index: 9999;
  transform: translateY(80px);
  opacity: 0;
  transition: var(--transition);
  box-shadow: 0 10px 40px rgba(6,182,212,0.15);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 240px;
}

.toast-custom.show { transform: translateY(0); opacity: 1; }

/* ── Tilt card ── */
.tilt-card { transform-style: preserve-3d; will-change: transform; }

/* ── Instagram grid tiles ── */
.ig-tile {
  aspect-ratio: 1;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  border: 1px solid var(--border);
  transition: var(--transition);
  cursor: pointer;
}

.ig-tile:hover {
  transform: scale(1.05);
  border-color: var(--cyan-border);
  box-shadow: 0 8px 30px rgba(6,182,212,0.12);
}

/* ── Mobile ── */
@media (max-width: 768px) {
  .hero-orb { width: 220px; height: 220px; }
  .hero-orb-inner { width: 140px; height: 140px; font-size: 3rem; }
  .float-chip { display: none; }
  .hero-stats { gap: 1.5rem; }
  .section-wrap { padding: 3.5rem 0; }
  .page-hero { padding: 3.5rem 0 2rem; }
}