/* ===== Base ===== */
:root {
  --bg: #050814;
  --bg-alt: #0b1020;
  --card-bg: #0f172a;
  --accent: #3b82f6;
  --accent-soft: rgba(59, 130, 246, 0.15);
  --text: #e5e7eb;
  --muted: #9ca3af;
  --border: #1f2937;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.8);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-pill: 999px;
  --transition-fast: 180ms ease-out;
  --max-width: 1080px;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #0f172a, #020617 55%, #000 100%);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===== Layout ===== */.container {
  width: 100%;
  max-width: var(--max-width);
  padding: 0 1.5rem;
  margin: 0 auto;
}.section {
  padding: 5rem 0;
}.section--alt {
  background: radial-gradient(circle at top left, #020617, #020617 40%, #020617 100%);
}.section__title {
  font-size: 1.9rem;
  margin-bottom: 1.5rem;
  letter-spacing: 0.04em;
}.section__lead {
  max-width: 52rem;
  color: var(--muted);
}

/* ===== Navigation ===== */.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px);
  background: linear-gradient(to bottom, rgba(2, 6, 23, 0.92), rgba(2, 6, 23, 0.75), transparent);
  border-bottom: 1px solid rgba(31, 41, 55, 0.6);
}.nav {
  display: flex;
  align-items: centre;
  justify-content: space-between;
  padding: 0.9rem 1.5rem;
}.nav__logo {
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.92rem;
  color: var(--text);
  text-decoration: none;
}.nav__logo span {
  color: var(--accent);
}.nav__links {
  list-style: none;
  display: flex;
  align-items: centre;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}.nav__links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.92rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
}.nav__links a:hover {
  color: var(--accent);
}.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 0.2rem;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}.nav__toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
}

/* ===== Hero ===== */.hero {
  padding: 5.5rem 0 4.5rem;
}.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(0, 1.1fr);
  gap: 3rem;
  align-items: centre;
}.hero__kicker {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.82rem;
  color: var(--accent);
  margin-bottom: 0.9rem;
}.hero h1 {
  font-size: 2.6rem;
  margin: 0 0 1rem;
}.hero h1 span {
  color: var(--accent);
}.hero__subtitle {
  color: var(--muted);
  max-width: 34rem;
  margin-bottom: 1.8rem;
}.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
}.btn {
  display: inline-flex;
  align-items: centre;
  justify-content: centre;
  padding: 0.7rem 1.35rem;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}.btn-primary {
  background: linear-gradient(135deg, #2563eb, #4f46e5);
  color: #f9fafb;
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.6);
}.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(79, 70, 229, 0.7);
}.btn-secondary {
  background: rgba(15, 23, 42, 0.9);
  border-color: rgba(75, 85, 99, 0.8);
  color: var(--text);
}.btn-secondary:hover {
  background: rgba(17, 24, 39, 0.95);
  border-color: var(--accent);
}.hero__meta {
  list-style: none;
  padding: 0;
  margin: 0 0 1.2rem;
  color: var(--muted);
  font-size: 0.95rem;
}.hero__meta li {
  margin-bottom: 0.2rem;
}.hero__socials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.8rem;
  align-items: centre;
  font-size: 0.9rem;
  color: var(--muted);
}.hero__socials a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px dashed rgba(156, 163, 175, 0.5);
  padding-bottom: 1px;
}.hero__socials a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Hero Card */.hero__card {
  background: radial-gradient(circle at top left, #1e293b, #020617 80%);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(55, 65, 81, 0.85);
  box-shadow: var(--shadow-soft);
  padding: 1.4rem 1.4rem 1.2rem;
}.hero__photo-wrapper {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(75, 85, 99, 0.85);
  margin-bottom: 1.2rem;
}.hero__photo {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}.hero__card-body h2 {
  font-size: 1.1rem;
  margin: 0 0 0.6rem;
}.hero__card-body ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
  font-size: 0.9rem;
}

/* ===== Skills ===== */.skills__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
}.skills__group {
  background: rgba(15, 23, 42, 0.9);
  border-radius: var(--radius-md);
  border: 1px solid rgba(55, 65, 81, 0.9);
  padding: 1.1rem 1.2rem;
}.skills__group h3 {
  margin-top: 0;
  font-size: 1rem;
  margin-bottom: 0.35rem;
}.skills__group p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--muted);
}

/* ===== Experience ===== */.experience__item {
  border-radius: var(--radius-md);
  border: 1px solid rgba(55, 65, 81, 0.85);
  background: rgba(15, 23, 42, 0.9);
  padding: 1.4rem 1.5rem;
  margin-bottom: 1.5rem;
}.experience__item header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
  margin-bottom: 0.8rem;
}.experience__item h3 {
  margin: 0;
  font-size: 1.1rem;
}.experience__company {
  margin: 0.1rem 0 0;
  color: var(--muted);
  font-size: 0.93rem;
}.experience__meta {
  text-align: right;
  font-size: 0.85rem;
  color: var(--muted);
}.experience__item ul {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.93rem;
  color: var(--muted);
}

/* ===== Projects ===== */.projects__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
}.project-card {
  background: rgba(15, 23, 42, 0.95);
  border-radius: var(--radius-md);
  border: 1px solid rgba(55, 65, 81, 0.9);
  padding: 1.2rem 1.3rem;
  box-shadow: 0 14px 35px rgba(15, 23, 42, 0.75);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 50px rgba(15, 23, 42, 0.95);
  border-color: var(--accent);
}.project-card h3 {
  margin-top: 0;
  margin-bottom: 0.35rem;
  font-size: 1.02rem;
}.project-card__meta {
  margin: 0 0 0.6rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}.project-card p {
  margin: 0 0 0.6rem;
  font-size: 0.9rem;
  color: var(--muted);
}.project-card__tags {
  font-size: 0.82rem;
  color: #d1d5db;
}

/* ===== Education ===== */.education__item {
  padding: 1.1rem 1.2rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(55, 65, 81, 0.85);
  background: rgba(15, 23, 42, 0.9);
  margin-bottom: 1.1rem;
}.education__item > div:first-child h3 {
  margin: 0;
}.education__degree {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}.education__meta {
  float: right;
  text-align: right;
  font-size: 0.85rem;
  color: var(--muted);
}.education__details {
  clear: both;
  margin-top: 0.6rem;
  font-size: 0.9rem;
  color: var(--muted);
}

/* ===== Contact ===== */.contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.1fr);
  gap: 1.8rem;
  margin-top: 1.4rem;
}.contact__info p {
  margin: 0 0 0.45rem;
  font-size: 0.92rem;
}.contact__info a {
  color: var(--accent);
  text-decoration: none;
}.contact__info a:hover {
  text-decoration: underline;
}.contact__form {
  background: rgba(15, 23, 42, 0.95);
  padding: 1.4rem 1.5rem 1.3rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(55, 65, 81, 0.9);
}.form__row {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.9rem;
}.form__row label {
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
}.form__row input,.form__row textarea {
  background: rgba(15, 23, 42, 0.95);
  border-radius: 0.55rem;
  border: 1px solid rgba(75, 85, 99, 0.9);
  padding: 0.55rem 0.65rem;
  font: inherit;
  color: var(--text);
}.form__row input:focus,.form__row textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.6);
}.form__note {
  margin-top: 0.6rem;
  font-size: 0.8rem;
  color: var(--muted);
}

/* ===== Footer ===== */.site-footer {
  border-top: 1px solid rgba(31, 41, 55, 0.8);
  padding: 1.5rem 0 1.6rem;
  background: #020617;
}.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--muted);
}

/* ===== Responsive ===== */

@media (max-width: 860px) {.hero__grid {
    grid-template-columns: minmax(0, 1fr);
  }.hero__aside {
    order: -1;
  }.projects__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }.contact__grid {
    grid-template-columns: minmax(0, 1fr);
  }.education__meta {
    float: none;
    text-align: left;
    margin-top: 0.25rem;
  }
}

@media (max-width: 640px) {.nav__toggle {
    display: flex;
  }.nav__links {
    position: absolute;
    inset: 100% 0 auto;
    background: rgba(15, 23, 42, 0.98);
    border-bottom: 1px solid rgba(31, 41, 55, 0.9);
    flex-direction: column;
    align-items: flex-start;
    padding: 0.6rem 1.5rem 0.8rem;
    gap: 0.7rem;
    transform-origin: top;
    transform: scaleY(0);
    opacity: 0;
    pointer-events: none;
    transition: transform 160ms ease-out, opacity 160ms ease-out;
  }.nav__links.nav__links--open {
    transform: scaleY(1);
    opacity: 1;
    pointer-events: auto;
  }.hero {
    padding-top: 4.3rem;
  }.section {
    padding: 4rem 0;
  }.projects__grid {
    grid-template-columns: minmax(0, 1fr);
  }.skills__grid {
    grid-template-columns: minmax(0, 1fr);
  }
}