/* ============================================================
   dbaronald — dark "DBA console" theme
   ============================================================ */

:root {
  --bg: #0a0e14;
  --bg-alt: #0e1420;
  --panel: #121927;
  --panel-2: #182135;
  --border: #223047;
  --text: #dfe7f1;
  --muted: #93a1b5;
  --accent: #38bdf8;
  --accent-2: #22d3ee;
  --green: #4ade80;
  --amber: #fbbf24;
  --mono: "Cascadia Code", Consolas, "SF Mono", Menlo, monospace;
  --sans: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  --radius: 10px;
  --maxw: 1080px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(56, 189, 248, .3); }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code, pre, .mono { font-family: var(--mono); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 14, 20, .88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
  gap: 16px;
}

.brand {
  font-family: var(--mono);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
.brand:hover { text-decoration: none; }
.brand .prompt { color: var(--green); }
.brand .cursor {
  display: inline-block;
  width: .55em; height: 1.1em;
  background: var(--accent);
  vertical-align: text-bottom;
  margin-left: 2px;
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav a { color: var(--muted); font-size: .95rem; }
.site-nav a:hover { color: var(--text); text-decoration: none; }

.lang-switch {
  font-family: var(--mono);
  font-size: .85rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  color: var(--accent);
  background: var(--panel);
  white-space: nowrap;
}
.lang-switch:hover { border-color: var(--accent); text-decoration: none; }

.nav-toggle { display: none; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: 84px 0 70px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 50% at 70% 10%, rgba(56, 189, 248, .08), transparent),
    var(--bg);
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 48px;
  align-items: center;
}

.hero-kicker {
  font-family: var(--mono);
  color: var(--green);
  font-size: .95rem;
  margin-bottom: 14px;
}

.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -.02em;
  margin-bottom: 14px;
}
.hero h1 .accent { color: var(--accent); }

.hero-sub {
  color: var(--muted);
  font-size: 1.12rem;
  max-width: 34em;
  margin-bottom: 28px;
}

.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 11px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: .98rem;
  border: 1px solid transparent;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: #04121d; }
.btn-primary:hover { background: #5fd0ff; }
.btn-ghost { border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.hero-photo { text-align: center; }
.hero-photo img {
  width: min(270px, 70%);
  border-radius: 50%;
  border: 3px solid var(--border);
  box-shadow: 0 0 0 6px rgba(56, 189, 248, .08), 0 20px 50px rgba(0, 0, 0, .5);
}

/* ---------- terminal card ---------- */
.terminal {
  margin-top: 40px;
  background: #0c1018;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, .45);
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 14px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.terminal-bar span { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.terminal-bar .r { background: #f87171; }
.terminal-bar .y { background: #fbbf24; }
.terminal-bar .g { background: #4ade80; }
.terminal-bar .title {
  width: auto; height: auto; border-radius: 0;
  margin-left: 10px;
  font-family: var(--mono);
  font-size: .78rem;
  color: var(--muted);
}
.terminal-body {
  padding: 18px 20px 22px;
  font-family: var(--mono);
  font-size: .92rem;
  line-height: 1.7;
  min-height: 7.5em;
  white-space: pre-wrap;
}
.terminal-body .kw { color: #c678dd; }
.terminal-body .id { color: var(--accent); }
.terminal-body .comment { color: #5c6b80; }
.terminal-body .result { color: var(--green); }

/* ---------- sections ---------- */
section { padding: 72px 0; }
section.alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.section-head { margin-bottom: 40px; }
.section-head .tag {
  font-family: var(--mono);
  color: var(--accent);
  font-size: .9rem;
  display: block;
  margin-bottom: 8px;
}
.section-head h2 {
  font-size: clamp(1.55rem, 3.4vw, 2.1rem);
  letter-spacing: -.015em;
}
.section-head p.lead { color: var(--muted); margin-top: 10px; max-width: 44em; }

/* ---------- about ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr .6fr;
  gap: 44px;
}
.about-grid p + p { margin-top: 16px; }

.fact-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  align-self: start;
}
.fact-card h3 {
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 14px;
}
.fact-card ul { list-style: none; }
.fact-card li {
  padding: 7px 0;
  border-bottom: 1px dashed var(--border);
  font-size: .95rem;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.fact-card li:last-child { border-bottom: 0; }
.fact-card li .k { color: var(--muted); }
.fact-card li .v { text-align: right; }

/* ---------- skills ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px 40px;
}
.skill { padding: 6px 0; }
.skill-top {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: .92rem;
  margin-bottom: 8px;
}
.skill-top .pct { color: var(--accent); }
.skill-bar {
  height: 9px;
  background: var(--panel-2);
  border-radius: 6px;
  overflow: hidden;
}
.skill-bar i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 6px;
  background: linear-gradient(90deg, #0ea5e9, var(--accent-2));
  transition: width 1.1s cubic-bezier(.25, .8, .3, 1);
}
.skill-bar.in-view i { width: var(--w); }

/* ---------- cert badges ---------- */
.badges {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}
.badge-card {
  display: flex;
  gap: 18px;
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.badge-card svg { flex: 0 0 46px; }
.badge-card h3 { font-size: 1.02rem; margin-bottom: 3px; }
.badge-card p { color: var(--muted); font-size: .9rem; }

/* ---------- timeline ---------- */
.timeline {
  position: relative;
  margin-left: 10px;
  padding-left: 34px;
  border-left: 2px solid var(--border);
}
.tl-item { position: relative; padding-bottom: 34px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: "";
  position: absolute;
  left: -42px;
  top: 6px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--bg);
  border: 3px solid var(--accent);
}
.tl-date {
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--accent);
  margin-bottom: 3px;
}
.tl-item h3 { font-size: 1.12rem; margin-bottom: 4px; }
.tl-item h3 .role { color: var(--muted); font-weight: 400; font-size: .92rem; }
.tl-item p { color: var(--muted); font-size: .96rem; max-width: 46em; }

.clients-cloud {
  margin-top: 36px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 26px;
}
.clients-cloud h3 { font-size: 1rem; margin-bottom: 14px; color: var(--muted); }
.clients-cloud .tags { display: flex; flex-wrap: wrap; gap: 8px; }
.clients-cloud .tags span {
  font-family: var(--mono);
  font-size: .8rem;
  color: var(--muted);
  background: var(--panel-2);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
}

/* ---------- blog cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 20px;
}
.card {
  display: block;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  color: var(--text);
  transition: border-color .2s, transform .2s;
}
.card:hover {
  text-decoration: none;
  border-color: var(--accent);
  transform: translateY(-3px);
}
.card .card-tag {
  font-family: var(--mono);
  font-size: .78rem;
  color: var(--green);
  display: block;
  margin-bottom: 10px;
}
.card h3 { font-size: 1.12rem; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: .93rem; }
.card .more {
  display: inline-block;
  margin-top: 14px;
  color: var(--accent);
  font-size: .9rem;
  font-family: var(--mono);
}

/* ---------- github repos ---------- */
#gh-repos .card h3 { font-family: var(--mono); font-size: 1rem; color: var(--accent); }
#gh-repos .gh-meta {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: .78rem;
  color: var(--muted);
  display: flex;
  gap: 16px;
}

/* ---------- contact ---------- */
.contact-box {
  background: linear-gradient(140deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 46px 40px;
  text-align: center;
}
.contact-box h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: 10px; }
.contact-box p { color: var(--muted); max-width: 38em; margin: 0 auto 26px; }
.contact-links { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 34px 0 40px;
  background: var(--bg-alt);
}
.site-footer .wrap {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.sql-tip {
  font-family: var(--mono);
  font-size: .86rem;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--green);
  border-radius: 6px;
  padding: 12px 16px;
}
.sql-tip .lbl { color: var(--green); }
.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: .88rem;
}
.footer-row nav { display: flex; gap: 18px; }
.footer-row a { color: var(--muted); }
.footer-row a:hover { color: var(--accent); }

/* ---------- article (blog post) ---------- */
.article {
  max-width: 760px;
  margin: 0 auto;
  padding: 60px 24px 80px;
}
.article .back {
  font-family: var(--mono);
  font-size: .88rem;
  display: inline-block;
  margin-bottom: 30px;
}
.article h1 {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  line-height: 1.2;
  letter-spacing: -.02em;
  margin-bottom: 12px;
}
.article .meta {
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--muted);
  margin-bottom: 36px;
}
.article h2 { font-size: 1.4rem; margin: 40px 0 14px; }
.article h3 { font-size: 1.12rem; margin: 30px 0 10px; }
.article p { margin-bottom: 16px; }
.article ul, .article ol { margin: 0 0 16px 24px; }
.article li { margin-bottom: 8px; }
.article pre {
  background: #0c1018;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 18px;
  overflow-x: auto;
  font-size: .88rem;
  line-height: 1.6;
  margin-bottom: 18px;
}
.article code { font-size: .92em; color: var(--accent-2); }
.article pre code { color: var(--text); }
.article blockquote {
  border-left: 3px solid var(--accent);
  padding: 4px 18px;
  color: var(--muted);
  margin-bottom: 16px;
  background: var(--panel);
  border-radius: 0 8px 8px 0;
}
.article table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 18px;
  font-size: .92rem;
}
.article th, .article td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
}
.article th { background: var(--panel); font-family: var(--mono); font-size: .82rem; }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in-view { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .skill-bar i { transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 34px; }
  .hero-photo { order: -1; }
  .hero-photo img { width: 180px; }
  .about-grid { grid-template-columns: 1fr; }
  section { padding: 54px 0; }
}

@media (max-width: 640px) {
  .site-nav {
    position: absolute;
    top: 62px; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px 20px;
    gap: 14px;
    display: none;
  }
  .site-nav.open { display: flex; }
  .nav-toggle {
    display: block;
    background: none;
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 1.1rem;
    padding: 4px 10px;
    cursor: pointer;
  }
  .contact-box { padding: 34px 22px; }
}