/* ===== Theme ===== */
:root {
  --bg: #0f1115;           /* charcoal */
  --bg-elev: #141821;
  --card: #171b24;
  --text: #e9e9ef;
  --muted: #b6b7c0;
  --border: #262b36;
  --accent: #8b5cf6;       /* purple */
  --accent-2: #a78bfa;     /* soft purple */
  --shadow: rgba(0,0,0,0.35);
}

/* ===== Base ===== */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Raleway', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, 'Recursive', sans-serif;
  color: var(--text);

  background:
    radial-gradient(1200px 900px at 10% -10%, rgba(139,92,246,0.07), transparent 60%),
    radial-gradient(1200px 900px at 100% 10%, rgba(39,31,61,0.25), transparent 60%),
    var(--bg);

  background-repeat: no-repeat, no-repeat, no-repeat;
  background-attachment: fixed, fixed, scroll;

  background-size: 1600px 1200px, 1600px 1200px, auto;

  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}


.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
}
.skip-link:focus {
  left: 1rem; top: 1rem; z-index: 999;
  background: var(--accent);
  color: #0b0b0f;
  padding: .5rem .75rem;
  border-radius: .5rem;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(15,17,21, 0.8);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .9rem 0;
}
.title {
  font-family: 'Syne', system-ui, sans-serif;
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  margin: 0;
  letter-spacing: .3px;
}
.subtitle {
  margin: .1rem 0 0 0;
  color: var(--muted);
  font-size: .95rem;
}
.nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1rem;
  align-items: center;
}
.nav a {
  text-decoration: none;
  color: var(--text);
  padding: .4rem .6rem;
  border-radius: .5rem;
  transition: background .2s ease, color .2s ease, transform .12s ease;
}
.nav a:hover { background: #1b2030; transform: translateY(-1px); }
.nav .btn { padding: .5rem .9rem; }

/* ===== Cards & Sections ===== */
.card {
  background: linear-gradient(180deg, var(--card), #12151c 120%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: clamp(1rem, 3.5vw, 2rem);
  box-shadow: 0 10px 30px var(--shadow);
  margin: 1.25rem 0 1.5rem 0;
}
.section-header { display:flex; align-items:center; justify-content:space-between; gap:1rem; }

h2 {
  font-family: 'Syne', system-ui, sans-serif;
  font-size: clamp(1.35rem, 2.4vw, 1.8rem);
  letter-spacing: .2px;
  margin: 0 0 .8rem 0;
}
h3 {
  margin: .2rem 0 .6rem 0;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}
p { margin: .4rem 0 .9rem 0; }
.lead { font-size: 1.05rem; color: var(--text); }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.eyebrow { color: var(--accent-2); font-weight: 700; letter-spacing: .12em; text-transform: uppercase; font-size: .78rem; }

/* ===== Hero ===== */
.hero-title {
  font-size: clamp(1.4rem, 3.4vw, 2.2rem);
  line-height: 1.2;
  margin-top: .4rem;
}
.hero-grid { display:grid; grid-template-columns: 1fr; gap: 1.25rem; }

/* ===== Buttons & Links ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  text-decoration: none;
  font-weight: 600;
  border-radius: .75rem;
  border: 1px solid var(--border);
  padding: .6rem .9rem;
  transition: transform .12s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 18px var(--shadow); }
.btn-accent {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #0b0b0f;
  border-color: transparent;
}
.btn-outline {
  background: transparent;
  color: var(--text);
}
.btn-ghost {
  background: #1a1f2a;
  color: var(--text);
}
.link-muted {
  color: var(--muted);
  text-decoration: none;
}
.link-muted:hover { color: var(--text); }

/* ===== Tags / Chips ===== */
.tags, .chips {
  list-style: none; display:flex; flex-wrap: wrap; gap: .5rem; padding: 0; margin: .25rem 0 0 0;
}
.tags li, .chips li {
  background: #1b2030;
  color: var(--text);
  border: 1px solid var(--border);
  padding: .35rem .6rem;
  border-radius: 999px;
  font-size: .9rem;
}
.tags-xl li { padding: .45rem .7rem; font-size: .95rem; }

.badge {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  color: #0b0b0f;
  background: var(--accent-2);
  padding: .15rem .45rem;
  border-radius: .5rem;
  margin-left: .25rem;
}

/* ===== Projects ===== */
.grid.projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}
.project {
  display: flex;
  flex-direction: column;
  background: #141824;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  transition: transform .12s ease, background .2s ease, border-color .2s ease;
}
.project:hover {
  transform: translateY(-2px);
  background: #151a27;
  border-color: #30364a;
}
.project-link { text-decoration: none; color: inherit; display: flex; flex-direction: column; }
.project-desc { color: var(--muted); }
.project--wip { opacity: 0.95; }

/* ===== Experience ===== */
.role { padding: .5rem 0 0 0; }
.role + .role { margin-top: 1rem; border-top: 1px dashed var(--border); padding-top: 1rem; }
.role-head { display:flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.role-meta { color: var(--muted); font-size: .95rem; }
.bullets { margin: .2rem 0 .4rem 1rem; }
.bullets li { margin: .3rem 0; }

/* ===== Education ===== */
.edu { display:grid; grid-template-columns: 1fr; gap: .6rem; }
.edu-item {
  background: #141824;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: .8rem .9rem;
}
.edu-meta { color: var(--muted); margin: .2rem 0 0 0; }

/* ===== Contact ===== */
.cta { display:flex; flex-wrap: wrap; gap: .6rem; margin-top: .5rem; }
.socials { margin-top: .6rem; display:flex; gap: .8rem; font-size: 1.2rem; }
.socials a { text-decoration: none; color: var(--muted); }
.socials a:hover { color: var(--text); }

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-elev);
  margin-top: 2rem;
}
.site-footer .container { padding: 1rem 0; }

/* ===== Utilities ===== */
hr { border: none; border-top: 1px solid var(--border); margin: 1rem 0; }

/* ===== Responsive ===== */
@media (min-width: 850px) {
  .hero-grid { grid-template-columns: 1.2fr .8fr; }
}