:root {
  --bg: #f4f7fb;
  --surface: rgba(255, 255, 255, .94);
  --surface-solid: #fff;
  --text: #10203a;
  --muted: #68758a;
  --line: #dfE8f4;
  --blue: #005bff;
  --blue-dark: #0047ca;
  --blue-soft: #eaf2ff;
  --cyan: #12c8ff;
  --green: #11a858;
  --green-soft: #e8f8ef;
  --yellow: #de8b00;
  --yellow-soft: #fff6da;
  --orange: #ef6c20;
  --orange-soft: #fff0e7;
  --gray-soft: #eef2f6;
  --purple: #714cff;
  --purple-soft: #f0edff;
  --shadow: 0 18px 50px rgba(24, 63, 114, .10);
  --shadow-hover: 0 24px 60px rgba(0, 91, 255, .15);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, input { font: inherit; }
a { color: inherit; }
button { color: inherit; }

.page-glow {
  position: fixed;
  z-index: -1;
  width: 660px;
  height: 660px;
  border-radius: 50%;
  filter: blur(10px);
  pointer-events: none;
}
.page-glow-one {
  top: -410px;
  right: -180px;
  background: radial-gradient(circle, rgba(0, 91, 255, .22), transparent 68%);
}
.page-glow-two {
  top: 300px;
  left: -460px;
  background: radial-gradient(circle, rgba(18, 200, 255, .13), transparent 70%);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 0 38px;
  color: #fff;
  background: linear-gradient(106deg, #061d3c 0%, #073268 58%, #005bff 120%);
  box-shadow: 0 14px 35px rgba(3, 25, 54, .18);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255,255,255,.45);
  border-radius: 13px;
  color: #004de0;
  background: linear-gradient(145deg, #fff, #dff8ff);
  box-shadow: 0 8px 22px rgba(0, 0, 0, .18);
  font-size: 21px;
  font-weight: 900;
}
.brand-copy { display: flex; flex-direction: column; line-height: 1.03; }
.brand-copy strong { font-size: 19px; letter-spacing: .02em; }
.brand-copy small { margin-top: 5px; color: rgba(255,255,255,.68); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; }
.topnav { display: flex; align-items: center; gap: 6px; }
.topnav-link {
  appearance: none;
  border: 0;
  border-radius: 11px;
  padding: 10px 13px;
  color: rgba(255,255,255,.84);
  background: transparent;
  text-decoration: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
}
.topnav-link:hover, .topnav-link.active { color: #fff; background: rgba(255,255,255,.10); }

.shell { width: min(1480px, calc(100% - 40px)); margin: 0 auto; }
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(420px, .88fr);
  gap: 42px;
  align-items: end;
  padding: 66px 0 42px;
}
.eyebrow, .section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.eyebrow span { width: 24px; height: 3px; border-radius: 9px; background: linear-gradient(90deg, var(--blue), var(--cyan)); }
.hero h1 {
  max-width: 820px;
  margin: 16px 0 16px;
  font-size: clamp(42px, 5.2vw, 76px);
  line-height: .99;
  letter-spacing: -.055em;
  font-weight: 900;
}
.hero h1 span { color: var(--blue); }
.hero-copy > p { max-width: 740px; margin: 0; color: var(--muted); font-size: 19px; line-height: 1.55; }
.hero-panel {
  padding: 18px;
  border: 1px solid rgba(255,255,255,.8);
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,.70);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.search-box {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 62px;
  padding: 0 15px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(25,54,96,.07);
}
.search-box:focus-within { border-color: #8eb7ff; box-shadow: 0 0 0 5px rgba(0,91,255,.10), 0 10px 28px rgba(0,91,255,.09); }
.search-box svg { width: 22px; fill: none; stroke: #7a879a; stroke-linecap: round; stroke-width: 2; }
.search-box input { flex: 1; min-width: 0; border: 0; outline: none; color: var(--text); background: transparent; font-size: 16px; }
.search-box input::placeholder { color: #98a3b2; }
kbd { padding: 5px 8px; border: 1px solid #e0e7f1; border-bottom-width: 2px; border-radius: 8px; color: #708096; background: #f6f8fb; font-size: 11px; font-family: inherit; }
.summary-row { display: flex; flex-wrap: wrap; gap: 8px; padding: 14px 2px 0; }
.summary-chip { padding: 7px 10px; border-radius: 999px; color: #536277; background: #f2f6fb; font-size: 12px; font-weight: 750; }
.summary-chip strong { color: var(--text); }

.quick-section, .projects-section { padding: 18px 0 35px; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 18px; }
.section-head.compact { margin-bottom: 15px; }
.section-head h2, .about-panel h2 { margin: 5px 0 0; font-size: clamp(27px, 3vw, 39px); letter-spacing: -.035em; line-height: 1.08; }
.quick-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.quick-card {
  position: relative;
  min-height: 165px;
  padding: 19px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-solid);
  box-shadow: 0 10px 30px rgba(25,54,96,.06);
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.quick-card::after {
  content: "";
  position: absolute;
  right: -45px;
  bottom: -55px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: var(--accent-soft, var(--blue-soft));
}
.quick-card:hover { transform: translateY(-4px); border-color: #b9d0f4; box-shadow: var(--shadow-hover); }
.quick-card-icon { position: relative; z-index: 1; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 14px; color: var(--accent, var(--blue)); background: var(--accent-soft, var(--blue-soft)); font-size: 22px; font-weight: 900; }
.quick-card h3 { position: relative; z-index: 1; margin: 23px 0 6px; font-size: 18px; letter-spacing: -.02em; }
.quick-card p { position: relative; z-index: 1; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.42; }
.quick-arrow { position: absolute; z-index: 2; right: 18px; top: 18px; display: grid; place-items: center; width: 31px; height: 31px; border-radius: 50%; color: var(--accent, var(--blue)); background: #fff; box-shadow: 0 7px 18px rgba(20,52,95,.10); }

.filters { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px; }
.filter-button { border: 1px solid var(--line); border-radius: 999px; padding: 8px 12px; color: #59677b; background: rgba(255,255,255,.8); cursor: pointer; font-size: 12px; font-weight: 800; }
.filter-button:hover, .filter-button.active { color: #fff; border-color: var(--blue); background: var(--blue); }
.project-groups { display: flex; flex-direction: column; gap: 24px; }
.project-group { padding: 20px; border: 1px solid rgba(225,233,244,.9); border-radius: var(--radius-xl); background: rgba(255,255,255,.52); backdrop-filter: blur(16px); }
.group-head { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding: 2px 2px 14px; }
.group-title { display: flex; align-items: center; gap: 11px; }
.group-icon { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 12px; background: var(--blue-soft); color: var(--blue); font-size: 18px; }
.group-head h3 { margin: 0; font-size: 21px; }
.group-count { color: var(--muted); font-size: 12px; font-weight: 700; }
.group-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 13px; }
.project-card {
  min-width: 0;
  padding: 17px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-solid);
  box-shadow: 0 8px 26px rgba(25,54,96,.05);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.project-card:hover { transform: translateY(-2px); border-color: #bdd2f1; box-shadow: 0 16px 36px rgba(0,91,255,.09); }
.project-card-main { display: flex; gap: 14px; }
.project-icon { flex: 0 0 auto; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 15px; color: var(--icon-color, var(--blue)); background: var(--icon-bg, var(--blue-soft)); font-size: 22px; font-weight: 900; }
.project-content { min-width: 0; flex: 1; }
.project-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; margin-bottom: 7px; }
.status-pill { display: inline-flex; align-items: center; gap: 5px; padding: 5px 8px; border-radius: 999px; font-size: 10px; font-weight: 850; text-transform: uppercase; letter-spacing: .03em; }
.status-pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.status-working { color: var(--green); background: var(--green-soft); }
.status-testing { color: #b67500; background: var(--yellow-soft); }
.status-development { color: var(--blue); background: var(--blue-soft); }
.status-idea { color: #64748b; background: var(--gray-soft); }
.status-paused { color: var(--orange); background: var(--orange-soft); }
.status-finished { color: var(--purple); background: var(--purple-soft); }
.project-direction { color: #8a96a8; font-size: 11px; font-weight: 700; }
.project-title { margin: 0 0 7px; font-size: 20px; line-height: 1.16; letter-spacing: -.024em; }
.project-description { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 11px; }
.project-tag { padding: 5px 8px; border-radius: 8px; color: #5e6d82; background: #f3f6fa; font-size: 10px; font-weight: 750; }
.project-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 15px; }
.button, .action-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 38px;
  border: 0;
  border-radius: 11px;
  padding: 9px 13px;
  text-decoration: none;
  cursor: pointer;
  font-size: 12px;
  font-weight: 850;
  transition: transform .18s ease, background .18s ease;
}
.button:hover, .action-link:hover { transform: translateY(-1px); }
.button.primary, .action-link.primary { color: #fff; background: linear-gradient(135deg, var(--blue), #2678ff); box-shadow: 0 9px 22px rgba(0,91,255,.20); }
.button.secondary, .action-link.secondary { color: #35506e; background: #eff4fa; }
.button.disabled, .action-link.disabled { color: #8b97a8; background: #f3f5f8; cursor: default; pointer-events: none; }
.children-wrap { margin-top: 15px; border-top: 1px solid var(--line); padding-top: 12px; }
.children-toggle { display: flex; align-items: center; width: 100%; gap: 8px; border: 0; padding: 5px 1px; color: #4c5e74; background: transparent; cursor: pointer; font-size: 12px; font-weight: 850; text-align: left; }
.children-toggle .children-count { margin-left: auto; min-width: 24px; padding: 4px 7px; border-radius: 999px; color: var(--blue); background: var(--blue-soft); text-align: center; }
.children-toggle svg { width: 17px; fill: none; stroke: currentColor; stroke-width: 2; transition: transform .2s ease; }
.children-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }
.children-list { display: grid; gap: 7px; padding-top: 10px; }
.child-item { display: flex; align-items: center; gap: 10px; padding: 10px; border-radius: 12px; background: #f7f9fc; }
.child-icon { display: grid; place-items: center; width: 31px; height: 31px; flex: 0 0 auto; border-radius: 9px; color: var(--blue); background: #fff; font-size: 14px; box-shadow: 0 4px 10px rgba(25,54,96,.07); }
.child-copy { min-width: 0; flex: 1; }
.child-copy strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }
.child-copy span { display: block; margin-top: 2px; color: var(--muted); font-size: 10px; }
.child-link { flex: 0 0 auto; color: var(--blue); text-decoration: none; font-size: 11px; font-weight: 850; }
.child-link.muted { color: #8e99a8; pointer-events: none; }
.empty-state { padding: 55px 20px; text-align: center; border: 1px dashed #cbd9eb; border-radius: var(--radius-xl); background: rgba(255,255,255,.6); }
.empty-icon { width: 55px; height: 55px; display: grid; place-items: center; margin: 0 auto 12px; border-radius: 17px; color: var(--blue); background: var(--blue-soft); font-size: 29px; }
.empty-state h3 { margin: 0 0 5px; }
.empty-state p { margin: 0 0 14px; color: var(--muted); }
.about-panel { display: flex; align-items: center; justify-content: space-between; gap: 32px; margin: 20px 0 60px; padding: 28px; border-radius: var(--radius-xl); color: #fff; background: linear-gradient(110deg, #071d3b, #0a3e83 66%, #005bff); box-shadow: 0 22px 56px rgba(7,42,88,.20); }
.about-panel .section-kicker { color: #8edaff; }
.about-panel h2 { max-width: 720px; }
.about-panel p { max-width: 810px; margin: 10px 0 0; color: rgba(255,255,255,.70); line-height: 1.55; }
.about-panel .button.primary { flex: 0 0 auto; color: #0051e3; background: #fff; box-shadow: none; }
footer { display: flex; justify-content: space-between; gap: 20px; padding: 25px max(20px, calc((100% - 1480px) / 2)); color: #718096; border-top: 1px solid #e1e8f1; font-size: 12px; }

@media (max-width: 1100px) {
  .hero { grid-template-columns: 1fr; gap: 24px; }
  .quick-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .group-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .topbar { min-height: 66px; padding: 0 16px; }
  .brand-copy small { display: none; }
  .topnav-link:first-child { display: none; }
  .shell { width: min(100% - 24px, 1480px); }
  .hero { padding: 38px 0 25px; }
  .hero h1 { font-size: 43px; }
  .hero-copy > p { font-size: 16px; }
  .hero-panel { padding: 12px; border-radius: 21px; }
  .search-box { min-height: 56px; }
  kbd { display: none; }
  .quick-grid { grid-template-columns: 1fr; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .filters { justify-content: flex-start; }
  .project-group { padding: 12px; border-radius: 22px; }
  .project-card { padding: 14px; }
  .project-icon { width: 42px; height: 42px; }
  .project-title { font-size: 18px; }
  .about-panel { align-items: flex-start; flex-direction: column; padding: 22px; }
  footer { flex-direction: column; }
}