/* ============================================================
   Senior Full-Stack & AI Engineer — Portfolio
   Unified font: Poppins. Interstellar black-hole background.
   ============================================================ */

:root {
  --bg: #05060c;
  --bg-soft: #0a0c16;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-strong: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --text: #e8ecf6;
  --text-dim: #9aa3bd;
  --text-faint: #5d667f;

  --accent-1: #7c5cff;   /* violet */
  --accent-2: #22d3ee;   /* cyan   */
  --accent-3: #f471b5;   /* pink   */
  --grad: linear-gradient(110deg, var(--accent-1), var(--accent-2) 55%, var(--accent-3));

  --maxw: 1320px;
  --gutter: clamp(24px, 5vw, 72px);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --font: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-display: var(--font); /* titles use the standard body font */
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none; /* replaced by custom glow on desktop */
}

@media (pointer: coarse) {
  body { cursor: auto; }
  #cursor-glow, #cursor-stars { display: none; }
}

a { color: inherit; text-decoration: none; }
strong { color: var(--text); font-weight: 600; }

/* ---------- Canvas backgrounds ---------- */
#starfield {
  position: fixed;
  inset: 0;
  z-index: -3;
  display: block;
}
#cursor-stars {
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
}
#cursor-glow {
  position: fixed;
  top: 0; left: 0;
  width: 26px; height: 26px;
  margin: -13px 0 0 -13px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124,92,255,0.9), rgba(34,211,238,0.25) 60%, transparent 70%);
  box-shadow: 0 0 24px 6px rgba(124, 92, 255, 0.35);
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.12s var(--ease), opacity 0.3s;
  mix-blend-mode: screen;
}
#cursor-glow.is-active { transform: scale(2.2); }

/* The galaxy is rendered on the #starfield canvas (see script.js). */

/* ---------- Shared utilities ---------- */
.gradient-text {
  background: var(--grad);
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 6s linear infinite;
}
@keyframes shimmer { to { background-position: 220% center; } }

.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 130px var(--gutter);
}
.section__head { margin-bottom: 60px; }
.section__tag {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 18px;
  font-weight: 500;
}
.section__title {
  font-family: var(--font);
  font-size: clamp(1.95rem, 4.4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.12;
}

/* ---------- Buttons ---------- */
/* Buttons are intentionally static — no motion/animation effects */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
}
.btn--primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 8px 26px rgba(124, 92, 255, 0.32);
}
.btn--primary:hover { filter: brightness(1.06); }
.btn--ghost {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover { border-color: rgba(124, 92, 255, 0.6); }
.btn--lg { padding: 17px 34px; font-size: 1.05rem; }

/* ---------- Navigation: full-width, tabs spread to both sides ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px var(--gutter);
  border-bottom: 1px solid transparent;
  transition: background 0.4s, padding 0.4s, backdrop-filter 0.4s, border-color 0.4s;
}
.nav.scrolled {
  background: rgba(5, 6, 12, 0.72);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
  padding-top: 14px; padding-bottom: 14px;
}
.nav__logo { display: flex; align-items: center; gap: 11px; font-weight: 600; }
.nav__logo-mark {
  display: grid; place-items: center;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--grad);
  background-size: 180% auto;
  color: #fff; font-size: 0.8rem; font-weight: 800; letter-spacing: 0.02em;
  box-shadow: 0 4px 14px rgba(124, 92, 255, 0.5);
}
.nav__logo-text { font-size: 1rem; color: var(--text); }
/* tabs grouped at the far side, evenly spread with dividers */
.nav__links { display: flex; align-items: center; }
.nav__links a {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-dim);
  padding: 6px 30px;
  transition: color 0.25s;
}
.nav__links a + a { border-left: 1px solid var(--border); }
.nav__links a:hover { color: var(--text); }
@media (max-width: 640px) {
  .nav__links { display: none; }
  .nav { padding: 16px var(--gutter); }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 56px;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 150px var(--gutter) 80px;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 54px;
}
.hero__content { text-align: left; }
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; gap: 44px; }
  .hero__content { text-align: center; }
}
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  backdrop-filter: blur(8px);
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 24px;
}
.status-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6); }
  70% { box-shadow: 0 0 0 12px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}
.hero__title {
  font-family: var(--font);
  font-size: clamp(2.1rem, 6.4vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 16px;
  white-space: nowrap; /* keep the full name on one line */
}
.hero__subtitle {
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  font-weight: 500;
  color: var(--text);
  max-width: 540px;
  margin-bottom: 16px;
}
.hero__subtitle strong { color: var(--accent-2); font-weight: 600; }
.hero__roles {
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  font-weight: 500;
  color: var(--text);
  margin-bottom: 22px;
  min-height: 1.6em;
}
.typed { color: var(--accent-2); }
.caret { color: var(--accent-1); animation: blink 1s steps(1) infinite; font-weight: 300; }
@keyframes blink { 50% { opacity: 0; } }

.hero__lead {
  max-width: 540px;
  margin-bottom: 34px;
  color: var(--text-dim);
  font-size: 1.02rem;
}
.hero__actions {
  display: flex; gap: 16px; flex-wrap: wrap;
}
@media (max-width: 900px) {
  .hero__subtitle, .hero__lead { margin-left: auto; margin-right: auto; }
  .hero__actions { justify-content: center; }
}
.hero__stats {
  display: flex; gap: 50px; flex-wrap: wrap;
  padding-top: 36px;
  border-top: 1px solid var(--border);
}
@media (max-width: 900px) { .hero__stats { justify-content: center; gap: 38px; } }

/* ---------- Hero visual: code card + floating badges ---------- */
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.code-card {
  width: 100%;
  max-width: 460px;
  border-radius: 16px;
  background: rgba(13, 16, 28, 0.82);
  border: 1px solid var(--border);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  overflow: hidden;
  animation: card-float 7s ease-in-out infinite;
}
@keyframes card-float {
  50% { transform: translateY(-12px); }
}
.code-card__bar {
  display: flex; align-items: center; gap: 7px;
  padding: 13px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot--r { background: #ff5f57; }
.dot--y { background: #febc2e; }
.dot--g { background: #28c840; }
.code-card__file {
  margin-left: 10px;
  font-size: 0.78rem;
  color: var(--text-faint);
}
.code-card__body {
  margin: 0;
  padding: 20px 22px;
  font-family: 'Cascadia Code', 'Fira Code', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.82rem;
  line-height: 1.75;
  color: #cdd6f4;
  overflow-x: auto;
  white-space: pre;
}
.c-key { color: #c4b5fd; }
.c-str { color: #a6e3a1; }
.c-num { color: #fab387; }
.c-com { color: #6c7393; font-style: italic; }

.float-badge {
  position: absolute;
  padding: 9px 15px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  background: rgba(13, 16, 28, 0.9);
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  white-space: nowrap;
}
.float-badge--1 { top: -18px; right: 6%; animation: badge-a 6s ease-in-out infinite; }
.float-badge--2 { bottom: 14%; left: -22px; animation: badge-b 7s ease-in-out infinite; }
.float-badge--3 { bottom: -16px; right: 14%; animation: badge-c 8s ease-in-out infinite; }
@keyframes badge-a { 50% { transform: translateY(-10px) rotate(-3deg); } }
@keyframes badge-b { 50% { transform: translateY(12px) rotate(2deg); } }
@keyframes badge-c { 50% { transform: translateY(-9px) rotate(3deg); } }
@media (max-width: 520px) { .float-badge { display: none; } }
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat__num {
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat__label {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--text-faint);
  text-transform: uppercase;
}

.scroll-cue {
  position: absolute; bottom: 34px; left: 50%;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 2px solid var(--border);
  border-radius: 14px;
}
.scroll-cue span {
  position: absolute; left: 50%; top: 8px;
  width: 4px; height: 8px; border-radius: 2px;
  background: var(--accent-2);
  transform: translateX(-50%);
  animation: scroll-dot 1.8s infinite;
}
@keyframes scroll-dot {
  0% { opacity: 0; transform: translate(-50%, 0); }
  40% { opacity: 1; }
  80% { opacity: 0; transform: translate(-50%, 16px); }
}

/* ---------- About ---------- */
.about__top {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 44px;
  align-items: start;
  margin-bottom: 44px;
}
@media (max-width: 880px) { .about__top { grid-template-columns: 1fr; gap: 32px; } }
.about__lead {
  font-size: clamp(1.2rem, 2.3vw, 0.55rem);
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 22px;
  font-weight: 500;
}
.about__text {
  color: var(--text-dim);
  font-size: 1.02rem;
  line-height: 1.7;
  margin-bottom: 16px;
}
/* focus panel */
.about__panel {
  padding: 30px 30px 32px;
  border-radius: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 96px;
}
.about__panel-title {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 18px;
}
.about__list { list-style: none; display: grid; gap: 16px; }
.about__list li {
  display: flex; align-items: flex-start; gap: 12px;
  color: var(--text-dim);
  font-size: 0.97rem;
  line-height: 1.5;
}
.tick { color: var(--accent-2); font-size: 0.9rem; margin-top: 3px; flex-shrink: 0; }
.about__cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
@media (max-width: 880px) { .about__cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .about__cards { grid-template-columns: 1fr; } }

.glass-card {
  position: relative;
  padding: 30px 26px;
  border-radius: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  overflow: hidden;
  transition: transform 0.4s var(--ease), border-color 0.4s, box-shadow 0.4s;
}
.glass-card::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 0%),
    rgba(124, 92, 255, 0.18), transparent 60%);
  opacity: 0; transition: opacity 0.4s;
  pointer-events: none; /* let clicks reach the links inside the card */
}
.glass-card:hover {
  transform: translateY(-8px);
  border-color: rgba(124, 92, 255, 0.45);
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.4);
}
.glass-card:hover::before { opacity: 1; }
.glass-card__icon {
  font-size: 1.5rem; margin-bottom: 12px;
  display: inline-block;
  animation: bob 4s ease-in-out infinite;
}
@keyframes bob { 50% { transform: translateY(-6px); } }
.glass-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.glass-card p { color: var(--text-dim); font-size: 0.9rem; line-height: 1.55; }

/* ---------- Strengths ---------- */
.strengths__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
@media (max-width: 760px) { .strengths__list { grid-template-columns: 1fr; } }
.strength {
  display: flex; gap: 22px; align-items: flex-start;
  padding: 26px 28px;
  border-radius: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: transform 0.4s var(--ease), background 0.4s, border-color 0.4s;
}
.strength:hover {
  transform: translateX(10px);
  background: var(--surface-strong);
  border-color: rgba(34, 211, 238, 0.4);
}
.strength__index {
  font-size: 1.6rem; font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  flex-shrink: 0;
}
.strength h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 6px; }
.strength p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Stack ---------- */
.stack__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}
.stack-cat {
  padding: 28px 26px;
  border-radius: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  transition: transform 0.4s var(--ease), border-color 0.4s, box-shadow 0.4s;
}
.stack-cat:hover {
  transform: translateY(-6px);
  border-color: rgba(124, 92, 255, 0.4);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.35);
}
.stack-cat__head {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 20px;
}
.stack-cat__icon {
  width: 40px; height: 40px; border-radius: 11px;
  display: grid; place-items: center;
  font-size: 1.2rem;
  background: rgba(124, 92, 255, 0.14);
  border: 1px solid rgba(124, 92, 255, 0.3);
}
.stack-cat__title { font-size: 1rem; font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: 9px; }
.chip {
  font-size: 0.85rem;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text-dim);
  transition: transform 0.25s var(--ease), color 0.25s, border-color 0.25s, background 0.25s;
  cursor: default;
}
.chip:hover {
  transform: translateY(-3px) scale(1.05);
  color: var(--text);
  border-color: rgba(34, 211, 238, 0.55);
  background: rgba(34, 211, 238, 0.1);
}

/* ---------- Projects ---------- */
.projects__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
@media (max-width: 760px) { .projects__grid { grid-template-columns: 1fr; } }
.project {
  display: flex;
  flex-direction: column;
  padding: 28px 28px 30px;
}
.project__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.project__icon {
  font-size: 1.6rem;
  display: inline-block;
  animation: bob 4s ease-in-out infinite;
}
.project__repo {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-dim);
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.project__repo:hover {
  color: var(--text);
  border-color: rgba(34, 211, 238, 0.55);
  background: rgba(34, 211, 238, 0.1);
}
.project__arrow { font-size: 0.9rem; }
.project__title { font-size: 1.15rem; font-weight: 600; margin-bottom: 10px; }
.project__title a { color: var(--text); transition: color 0.25s; }
.project__title a:hover { color: var(--accent-2); }
.project__desc {
  color: var(--text-dim);
  font-size: 0.94rem;
  line-height: 1.6;
  margin-bottom: 20px;
}
.project__chips { margin-top: auto; }
.projects__cta {
  display: flex;
  justify-content: center;
  margin-top: 36px;
}

/* ---------- Contact (fully static — no animation effects) ---------- */
.contact { padding-bottom: 80px; }
.contact__card {
  position: relative;
  text-align: center;
  padding: 70px 40px;
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(124,92,255,0.08), rgba(34,211,238,0.04));
  border: 1px solid rgba(124, 92, 255, 0.28);
}
/* kill every animation/transition inside the contact section */
.contact, .contact * { animation: none !important; }
.contact .btn,
.contact__methods,
.contact__method { transition: none !important; }
.contact .btn:hover,
.contact__method:hover { transform: none !important; }
.contact__accent {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.contact__title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.14;
  margin: 0 0 18px;
}
.contact__lead {
  max-width: 560px; margin: 0 auto 34px;
  color: var(--text-dim);
}
.contact__methods {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 40px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.contact__method {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 14px 20px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
  text-align: left;
  transition: transform 0.35s var(--ease), border-color 0.35s, background 0.35s;
  will-change: transform;
}
.contact__method:hover {
  transform: translateY(-4px);
  border-color: rgba(124, 92, 255, 0.5);
  background: var(--surface-strong);
}
.contact__method-icon {
  display: grid; place-items: center;
  width: 38px; height: 38px;
  border-radius: 10px;
  font-size: 1rem; font-weight: 700;
  background: rgba(124, 92, 255, 0.14);
  border: 1px solid rgba(124, 92, 255, 0.3);
  flex-shrink: 0;
}
.contact__method-meta { display: flex; flex-direction: column; line-height: 1.35; }
.contact__method-label {
  font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-faint);
}
.contact__method-value { font-size: 0.92rem; color: var(--text); font-weight: 500; }
@media (max-width: 620px) { .contact__methods { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.footer {
  text-align: center;
  padding: 40px 28px 50px;
  border-top: 1px solid var(--border);
  color: var(--text-faint);
  font-size: 0.88rem;
}
.footer__muted { margin-top: 6px; opacity: 0.7; }

/* ---------- Reveal-on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--d, 0ms);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  body { cursor: auto; }
  #cursor-glow, #cursor-stars { display: none; }
}