/* ------------------------------------------------------------------
   Ouriemchi — portfolio
   Minimal, clean, one accent color. Light by default, dark via
   prefers-color-scheme. No framework, no build step.
------------------------------------------------------------------- */

:root{
  --bg: #FBFBFA;
  --bg-raised: #FFFFFF;
  --border: #E6E4DF;
  --text: #16161A;
  --text-dim: #63636B;
  --accent: #2F5DE3;
  --accent-dim: #EEF2FD;
  --radius: 10px;
  --max-w: 920px;
  --shadow: 0 1px 2px rgba(20,20,25,0.04), 0 8px 24px rgba(20,20,25,0.04);
}

@media (prefers-color-scheme: dark){
  :root{
    --bg: #101013;
    --bg-raised: #17171B;
    --border: #2A2A30;
    --text: #F2F2F0;
    --text-dim: #9C9CA4;
    --accent: #6E8FFF;
    --accent-dim: #1B2233;
    --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.35);
  }
}

/* Explicit theme choice (via toggle) always wins over the OS preference above. */
:root[data-theme="dark"]{
  --bg: #101013;
  --bg-raised: #17171B;
  --border: #2A2A30;
  --text: #F2F2F0;
  --text-dim: #9C9CA4;
  --accent: #6E8FFF;
  --accent-dim: #1B2233;
  --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.35);
}
:root[data-theme="light"]{
  --bg: #FBFBFA;
  --bg-raised: #FFFFFF;
  --border: #E6E4DF;
  --text: #16161A;
  --text-dim: #63636B;
  --accent: #2F5DE3;
  --accent-dim: #EEF2FD;
  --shadow: 0 1px 2px rgba(20,20,25,0.04), 0 8px 24px rgba(20,20,25,0.04);
}

*{ box-sizing: border-box; margin: 0; padding: 0; }
html{ scroll-behavior: smooth; }

/* Scroll-reveal: JS adds .reveal-init only when it can also drive it, so content
   never gets stuck hidden if JS fails to load. */
.reveal-init{ opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-init.is-visible{ opacity: 1; transform: translateY(0); }

body{
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

a{ color: inherit; }
img{ max-width: 100%; display: block; }

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

:focus-visible{ outline: 2px solid var(--accent); outline-offset: 3px; }

/* ---------- Nav ---------- */
nav{
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
nav .wrap{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo{
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.2px;
  text-decoration: none;
}
.logo span{ color: var(--accent); }
.nav-right{ display: flex; align-items: center; gap: 18px; }
.navlinks{ display: flex; align-items: center; gap: 32px; list-style: none; }
.navlinks a:not(.btn){
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  color: var(--text-dim);
  transition: color 0.15s ease;
}
.navlinks a:not(.btn):hover, .navlinks a:not(.btn):focus-visible{ color: var(--text); }
.navlinks a:not(.btn).active{ color: var(--accent); }
.navlinks .btn{ padding: 8px 16px; font-size: 13px; }

.navtoggle{
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.navtoggle svg{ width: 18px; height: 18px; stroke: var(--text); }

.theme-toggle{
  background: none;
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-dim);
  flex-shrink: 0;
  transition: all 0.15s ease;
}
.theme-toggle:hover{ border-color: var(--accent); color: var(--accent); }
.theme-toggle svg{ width: 17px; height: 17px; }
.theme-toggle .icon-sun{ display: none; }
.theme-toggle .icon-moon{ display: block; }
.theme-toggle.is-dark .icon-sun{ display: block; }
.theme-toggle.is-dark .icon-moon{ display: none; }

/* ---------- Buttons ---------- */
.btn{
  font-size: 14px;
  font-weight: 600;
  padding: 12px 20px;
  border-radius: 8px;
  text-decoration: none;
  border: 1px solid var(--border);
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  background: var(--bg-raised);
  color: var(--text);
}
.btn-primary{ background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover{ opacity: 0.9; }
.btn-secondary:hover{ border-color: var(--text-dim); }
.btn:active{ transform: scale(0.97); }
.social-icon:active, .theme-toggle:active{ transform: scale(0.92); }

/* ---------- Hero ---------- */
.hero{
  padding: 108px 0 88px;
  position: relative;
  overflow: hidden;
}
.hero::before{
  content: "";
  position: absolute;
  top: -220px;
  left: 50%;
  width: 900px;
  height: 500px;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 16%, transparent), transparent);
  pointer-events: none;
  z-index: 0;
}
.hero .wrap{ position: relative; z-index: 1; }
.hero-inner{
  display: flex;
  align-items: center;
  gap: 40px;
}
.avatar{
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border);
  background: var(--bg-raised);
  flex-shrink: 0;
}
.avatar-fallback{
  width: 96px;
  height: 96px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--accent-dim);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 32px;
  border: 1px solid var(--border);
}
.eyebrow{
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.3px;
  margin-bottom: 14px;
}
h1{
  font-weight: 700;
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.15;
  letter-spacing: -0.7px;
}
h1 .accent{ color: var(--accent); }
.hero p.lede{
  color: var(--text-dim);
  font-size: 17px;
  margin-top: 16px;
  max-width: 540px;
}
.hero-cta{ display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; }

.social-row{ display: flex; gap: 10px; margin-top: 24px; }
.social-icon{
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3px;
  color: var(--text-dim);
  text-decoration: none;
  transition: all 0.15s ease;
  flex-shrink: 0;
}
.social-icon:hover{ border-color: var(--accent); color: var(--accent); }
.social-icon svg{ width: 17px; height: 17px; }

/* ---------- Section shared ---------- */
section{ padding: 72px 0; border-top: 1px solid var(--border); }
.section-head{ margin-bottom: 36px; }
.section-eyebrow{
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 8px;
}
.section-title{
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.4px;
}
.section-sub{ color: var(--text-dim); margin-top: 8px; max-width: 560px; }

/* ---------- Projects ---------- */
.grid-projects{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.card{
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  display: flex;
  flex-direction: column;
}
.card:hover{ transform: translateY(-3px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }

.card-media{
  aspect-ratio: 16 / 10;
  background:
    repeating-linear-gradient(135deg, var(--accent-dim) 0px, var(--accent-dim) 2px, transparent 2px, transparent 14px),
    var(--bg-raised);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.card-media img{ width: 100%; height: 100%; object-fit: cover; }
.card-media .ph-label{
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 6px;
}

/* ---------- Project mockup illustrations ---------- */
.mock{ width: 100%; height: 100%; }
.mock .m-window{ fill: var(--bg-raised); stroke: var(--border); stroke-width: 1.5; }
.mock .m-chrome-line{ stroke: var(--border); stroke-width: 1.5; }
.mock .m-dot{ fill: var(--border); }
.mock .m-accent{ stroke: var(--accent); fill: none; stroke-linecap: round; stroke-linejoin: round; }
.mock .m-accent-fill{ fill: var(--accent); }
.mock .m-accent-dim{ fill: var(--accent-dim); }
.mock .m-dim{ stroke: var(--text-dim); fill: none; opacity: 0.55; stroke-linecap: round; }
.mock .m-dim-fill{ fill: var(--border); }
.mock .m-warn{ fill: #E0503A; }
.mock .m-amber{ fill: #D9963A; }
.mock .m-ok{ fill: #1E9E64; }
.mock .m-row-highlight{ fill: var(--accent-dim); }
.mock .m-panel{ fill: var(--bg); stroke: var(--border); stroke-width: 1.5; }
.mock .m-donut-track{ fill: none; stroke: var(--border); stroke-width: 6; }
.mock .m-donut-value{ fill: none; stroke: var(--accent); stroke-width: 6; stroke-linecap: round; }
.mock .m-node-link{ stroke: var(--border); stroke-width: 1.5; opacity: 0.7; }
.mock .m-node-outline{ fill: none; stroke: var(--accent); stroke-width: 2; }
.mock .m-shield{ fill: var(--accent-dim); stroke: var(--accent); stroke-width: 2; }

.card-body{ padding: 22px; display: flex; flex-direction: column; flex: 1; }
.card-top-row{ display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 8px; }
.card-tag{
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--accent);
}
.card-top-row .card-tag{ margin-bottom: 0; }
.status-badge{
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  flex-shrink: 0;
}
.card h3{ font-size: 18px; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.2px; }
.card p{ color: var(--text-dim); font-size: 14.5px; margin-bottom: 16px; flex: 1; }
.stack{ display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.stack span{
  font-size: 11.5px;
  font-weight: 500;
  padding: 4px 9px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-dim);
}
.card-links{ display: flex; gap: 14px; }
.card-links a{
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.card-links a:hover{ text-decoration: underline; }
.card-links .disabled{
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  opacity: 0.6;
}

/* ---------- More work (compact list) ---------- */
.more-work{ margin-top: 48px; }
.more-work-head{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.more-work-head h3{ font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-dim); }
.more-list{ border-top: 1px solid var(--border); }
.more-row{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.more-row-left{ display: flex; align-items: baseline; gap: 14px; }
.more-num{ font-size: 12.5px; font-weight: 700; color: var(--accent); width: 20px; flex-shrink: 0; }
.more-title{ font-weight: 600; font-size: 15px; }
.more-cat{ font-size: 12.5px; color: var(--text-dim); margin-top: 2px; }
.more-stack{ display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.more-stack span{
  font-size: 11px;
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-dim);
}
@media (max-width: 600px){
  .more-row{ flex-direction: column; align-items: flex-start; }
  .more-stack{ justify-content: flex-start; }
}

/* ---------- About ---------- */
.about-grid{
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: start;
}
.about-grid p{ color: var(--text-dim); margin-bottom: 16px; max-width: 540px; }
.fact-list{ display: flex; flex-direction: column; gap: 20px; }
.fact{ border-left: 2px solid var(--accent); padding-left: 16px; }
.fact .fact-title{ font-weight: 700; font-size: 15px; margin-bottom: 2px; }
.fact .fact-sub{ font-size: 13px; color: var(--text-dim); }

@media (max-width: 760px){
  .about-grid{ grid-template-columns: 1fr; }
  .navlinks{ position: fixed; inset: 68px 0 auto 0; background: var(--bg); border-bottom: 1px solid var(--border); flex-direction: column; align-items: flex-start; padding: 20px 24px; gap: 18px; transform: translateY(-8px); opacity: 0; pointer-events: none; transition: all 0.18s ease; }
  .navlinks.open{ transform: translateY(0); opacity: 1; pointer-events: auto; }
  .navtoggle{ display: flex; }
  .hero-inner{ flex-direction: column; align-items: flex-start; }
}

/* ---------- Skills ---------- */
.skills-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}
.skill-group h3{
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  margin-bottom: 12px;
}
.skill-tags{ display: flex; flex-wrap: wrap; gap: 8px; }
.skill-tags span{
  font-size: 12.5px;
  font-weight: 500;
  padding: 5px 11px;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: var(--bg-raised);
  color: var(--text);
}
.skill-tags.growing span{
  background: var(--accent-dim);
  border-color: transparent;
  color: var(--accent);
}
.skill-tags.headed span{
  background: transparent;
  border: 1px dashed color-mix(in srgb, var(--accent) 55%, var(--border));
  color: var(--text-dim);
}

.growth-row{
  margin-top: 44px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.growth-item{ display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.growth-label{ font-size: 13px; font-weight: 700; color: var(--text-dim); min-width: 130px; flex-shrink: 0; }

/* ---------- Contact ---------- */
.contact-card{
  max-width: 520px;
  margin: 0 auto;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.field-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 520px){ .field-row{ grid-template-columns: 1fr; } }

.field{ margin-bottom: 16px; }
.field label{ display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.field input, .field textarea{
  width: 100%;
  font: inherit;
  font-size: 14.5px;
  padding: 11px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  resize: vertical;
}
.field input:focus, .field textarea:focus{ outline: 2px solid var(--accent); outline-offset: 1px; }
.form-note{ font-size: 12.5px; color: var(--text-dim); margin-top: 10px; }
.form-status{ font-size: 13.5px; margin-top: 12px; display: none; }
.form-status.ok{ display: block; color: #1E9E64; }
.form-status.err{ display: block; color: #E0503A; }

.contact-divider{
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 24px 0 18px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
}
.contact-divider::before, .contact-divider::after{ content: ""; flex: 1; height: 1px; background: var(--border); }

.contact-links{ display: flex; gap: 12px; justify-content: center; }

footer{
  padding: 32px 0 48px;
  text-align: center;
  font-size: 13px;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
}
footer p{ margin: 0; }
footer p + p{ margin-top: 6px; }
footer .footer-sub{ font-size: 12px; opacity: 0.75; }