/*
 * Kanyi portfolio — dark hacker-terminal theme, ported from the Claude Design file.
 */

:root {
  --bg: #0a0d0b;
  --bg2: #10150f;
  --ink: #dde5dd;
  --mut: #8fa094;
  --acc: #5eda8a;
  --acc-ink: #0a0d0b;
  --line: rgba(255, 255, 255, 0.1);
  --line-acc: rgba(94, 218, 138, 0.35);
}

body[data-theme="light"] {
  --bg: #f4f6f3;
  --bg2: #ffffff;
  --ink: #181f19;
  --mut: #5c675e;
  --acc: #178a49;
  --acc-ink: #ffffff;
  --line: rgba(0, 0, 0, 0.12);
  --line-acc: rgba(23, 138, 73, 0.45);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  transition: background .25s, color .25s;
  min-height: 100vh;
}

a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--acc); }

.mono { font-family: "IBM Plex Mono", monospace; }
.display { font-family: "Space Grotesk", sans-serif; }

.wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

.section {
  border-top: 1px solid var(--line);
}

.section-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 64px 40px;
}

.section-label {
  font: 500 15px "IBM Plex Mono", monospace;
  color: var(--acc);
  margin-bottom: 24px;
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  padding: 16px 40px;
  font: 500 13px "IBM Plex Mono", monospace;
}

.nav-brand { color: var(--acc); }

.nav-links { display: flex; gap: 26px; color: var(--mut); }
.nav-links a { color: var(--mut); }

.nav-actions { display: flex; gap: 12px; align-items: center; }
.nav-actions--mobile { display: none; }

.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: 1px solid var(--line);
  border-radius: 4px;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.nav-burger span {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--ink);
  transition: transform .2s ease, opacity .2s ease;
}
.nav-burger.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.is-active span:nth-child(2) { opacity: 0; }
.nav-burger.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 760px) {
  .nav-inner { padding: 14px 20px; }

  .nav-links {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 8px 20px 20px;
  }
  .nav-links.is-open { display: flex; }
  .nav-links a { width: 100%; padding: 10px 0; }

  .nav-actions--desktop { display: none; }
  .nav-actions--mobile {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    width: 100%;
    margin-top: 10px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
  }

  .nav-burger { display: flex; }
}

.btn-ghost {
  background: none;
  border: 1px solid var(--line);
  color: var(--mut);
  font: 500 12px "IBM Plex Mono", monospace;
  padding: 8px 14px;
  border-radius: 4px;
  cursor: pointer;
}

.btn-outline {
  border: 1px solid var(--acc);
  color: var(--acc);
  padding: 9px 18px;
  border-radius: 4px;
}

.btn-fill {
  background: var(--acc);
  color: var(--acc-ink);
  font: 600 14px "IBM Plex Mono", monospace;
  padding: 13px 24px;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  display: inline-block;
}

.btn-line {
  border: 1px solid var(--line);
  font: 500 14px "IBM Plex Mono", monospace;
  color: var(--ink);
  padding: 13px 24px;
  border-radius: 4px;
}

/* Hero */
.hero {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr minmax(280px, 440px);
  gap: 56px;
  padding: 80px 40px;
  align-items: center;
}

.hero h1 {
  font: 600 58px/1.06 "Space Grotesk", sans-serif;
  margin: 0 0 22px;
}

.hero-shell {
  font: 400 14px/1.9 "IBM Plex Mono", monospace;
  color: var(--mut);
  margin-bottom: 30px;
}
.hero-shell .prompt { color: var(--acc); }
.hero-shell .out { color: var(--ink); }

.hero-cta { display: flex; gap: 14px; margin-bottom: 44px; flex-wrap: wrap; }

.hero-stats { display: flex; gap: 14px; flex-wrap: wrap; }
.stat-card {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 14px 20px;
  flex: 1;
  min-width: 100px;
}
.stat-num { font: 600 30px "Space Grotesk", sans-serif; color: var(--acc); }
.stat-label { font: 400 11.5px "IBM Plex Mono", monospace; color: var(--mut); }

.window {
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}
.window-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot-red { background: #e0604f; }
.dot-yellow { background: #e0b04f; }
.dot-green { background: #5eda8a; }
.window-title { font: 400 11px "IBM Plex Mono", monospace; color: var(--mut); margin-left: 8px; }

.portrait-slot {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: block;
  object-fit: cover;
}
.portrait-placeholder {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mut);
  font: 400 13px "IBM Plex Mono", monospace;
}

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.about-grid h2 { font: 600 30px "Space Grotesk", sans-serif; margin: 0 0 18px; }
.about-grid p { font-size: 15px; line-height: 1.75; color: var(--mut); margin: 0 0 14px; }

.tags { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
  border: 1px solid var(--line);
  padding: 9px 16px;
  border-radius: 4px;
  font: 400 13px "IBM Plex Mono", monospace;
}
.tag--accent {
  border: 1px solid var(--line-acc);
  color: var(--acc);
}

/* Services */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.service-card {
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px 20px;
}
.service-card .title { font: 600 16px "Space Grotesk", sans-serif; margin-bottom: 8px; }
.service-card .desc { font-size: 13px; line-height: 1.6; color: var(--mut); }

/* Experience & Certs */
.experience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.timeline { font: 400 13.5px/2.2 "IBM Plex Mono", monospace; color: var(--mut); }
.timeline-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
}
.timeline-row .year { color: var(--acc); }
.timeline-row .org { color: var(--ink); }

.certs { display: flex; flex-direction: column; gap: 10px; }
.cert-pill {
  border: 1px solid var(--line-acc);
  border-radius: 6px;
  padding: 12px 16px;
  font-size: 14px;
}

/* Blog */
.blog-list { display: flex; flex-direction: column; }
.blog-row {
  color: var(--ink);
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 20px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.blog-row:last-child { border-bottom: none; }
.blog-date { font: 400 12.5px "IBM Plex Mono", monospace; color: var(--mut); }
.blog-title { font: 600 16px "Space Grotesk", sans-serif; }
.blog-read { color: var(--acc); font: 400 13px "IBM Plex Mono", monospace; }

.post-featured-image {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--line);
  margin-bottom: 32px;
  display: block;
}

.post-body { font-size: 16px; line-height: 1.8; color: var(--ink); }

/* Markdown body (blog posts) */
.markdown-body h1, .markdown-body h2, .markdown-body h3, .markdown-body h4 {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  color: var(--ink);
  margin: 36px 0 14px;
  line-height: 1.3;
}
.markdown-body h1 { font-size: 28px; }
.markdown-body h2 { font-size: 24px; }
.markdown-body h3 { font-size: 19px; }
.markdown-body h4 { font-size: 16px; }
.markdown-body p { margin: 0 0 18px; }
.markdown-body ul, .markdown-body ol { margin: 0 0 18px; padding-left: 24px; }
.markdown-body li { margin-bottom: 6px; }
.markdown-body a { color: var(--acc); text-decoration: underline; }
.markdown-body strong { color: var(--ink); font-weight: 600; }
.markdown-body blockquote {
  margin: 0 0 18px;
  padding: 4px 18px;
  border-left: 3px solid var(--line-acc);
  color: var(--mut);
}
.markdown-body hr { border: none; border-top: 1px solid var(--line); margin: 32px 0; }
.markdown-body table { width: 100%; border-collapse: collapse; margin: 0 0 18px; font-size: 14px; }
.markdown-body th, .markdown-body td { text-align: left; padding: 8px 12px; border: 1px solid var(--line); }
.markdown-body th { color: var(--acc); font-family: "IBM Plex Mono", monospace; font-size: 12px; }

.markdown-body code {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.88em;
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 2px 6px;
}
.markdown-body pre.highlight {
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px 20px;
  overflow-x: auto;
  margin: 0 0 24px;
}
.markdown-body pre.highlight code {
  background: none;
  border: none;
  padding: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink);
}

/* Rouge syntax highlighting, tuned to the terminal palette */
.markdown-body .highlight .c, .markdown-body .highlight .c1, .markdown-body .highlight .cm { color: var(--mut); font-style: italic; }
.markdown-body .highlight .k, .markdown-body .highlight .kd, .markdown-body .highlight .kn,
.markdown-body .highlight .kp, .markdown-body .highlight .kr, .markdown-body .highlight .kt { color: var(--acc); }
.markdown-body .highlight .s, .markdown-body .highlight .s1, .markdown-body .highlight .s2,
.markdown-body .highlight .sb, .markdown-body .highlight .sc, .markdown-body .highlight .dl { color: #e0b04f; }
.markdown-body .highlight .n, .markdown-body .highlight .nb, .markdown-body .highlight .nv { color: var(--ink); }
.markdown-body .highlight .nf, .markdown-body .highlight .nc, .markdown-body .highlight .nx { color: #6fb8e0; }
.markdown-body .highlight .o, .markdown-body .highlight .p { color: var(--mut); }
.markdown-body .highlight .mi, .markdown-body .highlight .mf, .markdown-body .highlight .il { color: #e08a5e; }
.markdown-body .highlight .err { color: #e0604f; }

/* Contact */
.contact-section { text-align: center; }
.contact-kicker { font: 400 14px "IBM Plex Mono", monospace; color: var(--mut); margin-bottom: 14px; }
.contact-kicker .prompt { color: var(--acc); }
.contact-section h2 { font: 600 36px "Space Grotesk", sans-serif; margin: 0 0 34px; }

.contact-form {
  max-width: 620px;
  margin: 0 auto;
  text-align: left;
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}
.contact-form-body { padding: 26px 26px 28px; display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }

.field { display: flex; flex-direction: column; gap: 7px; font: 500 12px "IBM Plex Mono", monospace; color: var(--acc); }
.field input, .field select, .field textarea {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  font: 400 14px "IBM Plex Sans", sans-serif;
  padding: 11px 13px;
  outline: none;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--acc); }

.form-notice {
  font: 400 13px "IBM Plex Mono", monospace;
  color: var(--acc);
  border: 1px solid var(--line-acc);
  border-radius: 4px;
  padding: 12px 14px;
}
.form-errors {
  font: 400 13px "IBM Plex Mono", monospace;
  color: #e0604f;
  border: 1px solid rgba(224, 96, 79, .4);
  border-radius: 4px;
  padding: 12px 14px;
}

.social-links { display: flex; justify-content: center; gap: 22px; font: 400 12.5px "IBM Plex Mono", monospace; margin-top: 44px; }
.social-links a { color: var(--mut); }

.copyright { font: 400 12px "IBM Plex Mono", monospace; color: var(--mut); margin-top: 18px; text-align: center; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .about-grid, .experience-grid { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Admin */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--bg2);
  border-right: 1px solid var(--line);
  padding: 24px 0;
}
.admin-sidebar .brand { font: 600 14px "IBM Plex Mono", monospace; color: var(--acc); padding: 0 24px 20px; display: block; }
.admin-sidebar nav a {
  display: block;
  padding: 10px 24px;
  font: 400 13px "IBM Plex Mono", monospace;
  color: var(--mut);
}
.admin-sidebar nav a:hover, .admin-sidebar nav a.active { color: var(--ink); background: var(--bg); }
.admin-signout {
  display: block;
  width: 100%;
  text-align: left;
  padding: 10px 24px;
  font: 400 13px "IBM Plex Mono", monospace;
  color: var(--mut);
  background: none;
  border: none;
  cursor: pointer;
}
.admin-signout:hover { color: var(--ink); background: var(--bg); }
.admin-main { flex: 1; padding: 40px; max-width: 960px; }
.admin-main h1 { font: 600 26px "Space Grotesk", sans-serif; margin: 0 0 24px; }

.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th, .admin-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.admin-table th { color: var(--mut); font: 500 12px "IBM Plex Mono", monospace; }
.admin-actions { display: flex; gap: 10px; }
.admin-actions a, .admin-actions button, .admin-actions input[type=submit] {
  font: 400 12px "IBM Plex Mono", monospace;
  color: var(--mut);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
.admin-actions a:hover, .admin-actions button:hover { color: var(--acc); }

.admin-form { display: flex; flex-direction: column; gap: 16px; max-width: 560px; }
.admin-form label { font: 500 12px "IBM Plex Mono", monospace; color: var(--acc); display: flex; flex-direction: column; gap: 7px; }
.admin-form input[type=text], .admin-form input[type=email], .admin-form input[type=url],
.admin-form input[type=number], .admin-form input[type=password], .admin-form textarea, .admin-form select {
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  font: 400 14px "IBM Plex Sans", sans-serif;
  padding: 11px 13px;
  outline: none;
}
.admin-form input[type=checkbox] { width: 16px; height: 16px; }
.admin-form .checkbox-field { flex-direction: row; align-items: center; gap: 8px; }
.admin-form-field { display: flex; flex-direction: column; gap: 7px; }
.admin-form-field .field-label { font: 500 12px "IBM Plex Mono", monospace; color: var(--acc); }

.top-actions { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }

.flash { padding: 12px 16px; border-radius: 4px; margin-bottom: 20px; font: 400 13px "IBM Plex Mono", monospace; }
.flash-notice { border: 1px solid var(--line-acc); color: var(--acc); }
.flash-alert { border: 1px solid rgba(224, 96, 79, .4); color: #e0604f; }