/* DevOps Roadmap — classic dark (roadmap-ish), simplified & applied */

:root{
  --bg0:#070a12;
  --bg1:#0b1020;
  --bg2:#0f172a;
  --card:#0b1224;
  --card2:#0c142a;
  --text:#e5e7eb;
  --muted:#9aa4b2;
  --border: rgba(255,255,255,.10);
  --shadow: 0 18px 40px rgba(0,0,0,.45);

  --green:#22c55e;
  --green2:#16a34a;
  --cyan:#22d3ee;

  --radius: 18px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Noto Sans", Helvetica, Arial;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: var(--sans);
  color: var(--text);

  background:
    radial-gradient(900px 700px at 15% 0%, rgba(34,197,94,.18), transparent 55%),
    radial-gradient(700px 600px at 90% 5%, rgba(34,211,238,.12), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1) 40%, var(--bg2));

  background-attachment: fixed;
}

body::before{
  content:"";
  position: fixed;
  inset: 0;
  pointer-events:none;
  opacity: .35;
  background-image: url("assets/bg-grid.svg");
  background-size: 860px 860px;
  mix-blend-mode: screen;
}

a{ color: inherit; text-decoration:none; }
img{ display:block; max-width:100%; }

.wrap{
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.skip{
  position:absolute;
  left:-999px;
  top:10px;
  padding:10px 12px;
  background: rgba(15,23,42,.9);
  border: 1px solid var(--border);
  border-radius: 12px;
  z-index: 9999;
}
.skip:focus{ left:12px; outline:none; }

.topbar{
  position: sticky;
  top:0;
  z-index: 60;
  backdrop-filter: blur(12px);
  background: color-mix(in oklab, var(--bg1) 75%, transparent);
  border-bottom: 1px solid var(--border);
}

.topbar__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  padding: 14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap: 12px;
  min-width: 220px;
}
.brand__mark{
  width: 38px; height: 38px;
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.brand__title{ font-weight: 800; letter-spacing:.2px; }
.brand__subtitle{ color: var(--muted); font-size: 12px; margin-top:2px; }

.nav{
  display:flex;
  gap: 10px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255,255,255,.03);
}
.nav a{
  padding: 8px 10px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
}
.nav a:hover{
  color: var(--text);
  background: rgba(34,197,94,.10);
  border: 1px solid rgba(34,197,94,.22);
}

.actions{
  display:flex;
  align-items:center;
  gap: 10px;
}

/* Toggle */
.toggle{
  display:flex;
  align-items:center;
  gap: 10px;
  cursor:pointer;
  user-select:none;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.03);
  color: var(--muted);
  font-size: 13px;
}
.toggle input{ display:none; }
.toggle__ui{
  width: 44px; height: 24px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.06);
  position: relative;
}
.toggle__ui::after{
  content:"";
  position:absolute;
  top:3px; left:3px;
  width: 18px; height: 18px;
  border-radius: 999px;
  background: rgba(229,231,235,.9);
  transition: transform .18s ease, background .18s ease;
}
.toggle input:checked + .toggle__ui{
  border-color: rgba(34,197,94,.35);
  background: rgba(34,197,94,.12);
}
.toggle input:checked + .toggle__ui::after{
  transform: translateX(20px);
  background: rgba(34,197,94,.95);
}
.toggle__lbl{ color: var(--muted); }

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.04);
  color: var(--text);
  cursor:pointer;
  font-weight: 750;
  font-size: 14px;
}
.btn:hover{ transform: translateY(-1px); transition: transform .12s ease; }
.btn--primary{
  border-color: rgba(34,197,94,.35);
  background: linear-gradient(135deg, rgba(34,197,94,.95), rgba(34,211,238,.30));
  color: #041006;
}
.btn--ghost{
  background: rgba(255,255,255,.03);
  color: var(--text);
}

.section{
  padding: 42px 0;
}
.section--alt{
  background: rgba(255,255,255,.02);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.hero{
  padding: 40px 0 22px;
}
.hero__grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 22px;
  align-items: start;
}
.pill{
  display:inline-block;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(34,197,94,.22);
  background: rgba(34,197,94,.10);
  color: rgba(203, 255, 220, .92);
  font-size: 13px;
  margin: 0 0 12px;
}
h1{
  margin: 0 0 12px;
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.08;
}
.lead{
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.65;
}
.accent{ color: color-mix(in oklab, var(--green) 78%, white); font-weight: 750; }

.hero__row{
  display:flex;
  gap: 14px;
  align-items: stretch;
  flex-wrap: wrap;
}
.progress{
  flex: 1;
  min-width: 300px;
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255,255,255,.03);
  box-shadow: var(--shadow);
}
.progress__top{
  display:flex;
  justify-content:space-between;
  gap: 12px;
  align-items:center;
  margin-bottom: 10px;
}
.progress__title{ font-weight: 800; }
.progress__val{ font-family: var(--mono); color: rgba(203,255,220,.9); }
.progress__bar{
  height: 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.10);
  overflow:hidden;
}
.progress__fill{
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, rgba(34,197,94,.95), rgba(34,211,238,.45));
  border-radius: 999px;
  transition: width .2s ease;
}
.progress__hint{ margin-top: 10px; font-size: 12px; }

.hero__actions{
  display:flex;
  flex-direction: column;
  gap: 10px;
  justify-content: center;
}

.quick{
  margin-top: 14px;
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(11,18,36,.75);
}
.quick__title{ font-weight: 800; margin-bottom: 10px; }
.quick__list{
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.6;
}

.hero__right{
  position: sticky;
  top: 88px;
}
.hero__art{
  border-radius: 22px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: rgba(255,255,255,.03);
}

/* Roadmap head */
.section__head h2{
  margin: 0 0 8px;
  font-size: 28px;
}
.muted{ color: var(--muted); }

.tools{
  margin-top: 16px;
  display:flex;
  gap: 12px;
  align-items:center;
  justify-content:space-between;
  flex-wrap: wrap;
}
.search{
  display:flex;
  align-items:center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.03);
  min-width: min(520px, 100%);
}
.search img{ width: 18px; height: 18px; opacity: .9; }
.search input{
  width: 100%;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 14px;
}
.search input::placeholder{ color: rgba(154,164,178,.75); }

.legend{
  display:flex;
  gap: 12px;
  align-items:center;
  color: var(--muted);
  font-size: 13px;
}
.dot{
  width: 10px; height: 10px;
  border-radius: 999px;
  display:inline-block;
  margin-right: 6px;
}
.dot--core{ background: rgba(34,197,94,.95); }
.dot--addon{ background: rgba(34,211,238,.85); }

.roadmap{
  margin-top: 18px;
  display:flex;
  flex-direction: column;
  gap: 16px;
}

/* Row layout: node + addons */
.row{
  position: relative;
  display:grid;
  grid-template-columns: 1.45fr .9fr;
  gap: 14px;
  align-items: start;
}

/* Connector line on left column */
.row::before{
  content:"";
  position:absolute;
  left: 42px;
  top: 64px;
  bottom: -12px;
  width: 2px;
  background: linear-gradient(180deg, rgba(34,197,94,.65), rgba(34,197,94,.05));
  opacity: .8;
}
.row:last-child::before{ display:none; }

.node{
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  box-shadow: var(--shadow);
  overflow:hidden;
}
.node__head{
  width: 100%;
  display:flex;
  align-items:center;
  gap: 12px;
  padding: 14px 14px;
  background: transparent;
  border: 0;
  color: var(--text);
  cursor:pointer;
  text-align:left;
}
.node__head:hover{
  background: rgba(34,197,94,.06);
}
.node__head img{
  width: 42px; height: 42px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
}
.node__titles{ flex: 1; }
.node__kicker{
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .3px;
}
.node__title{
  font-size: 16px;
  font-weight: 850;
  margin-top: 2px;
}
.node__pill{
  font-family: var(--mono);
  font-size: 12px;
  padding: 6px 8px;
  border-radius: 999px;
  border: 1px solid rgba(34,197,94,.30);
  background: rgba(34,197,94,.10);
  color: rgba(203,255,220,.92);
}
.node__pill--addon{
  border-color: rgba(34,211,238,.30);
  background: rgba(34,211,238,.10);
  color: rgba(200,245,255,.92);
}
.chev{ color: var(--muted); font-size: 18px; }

.node__body{
  display:none;
  padding: 0 14px 14px;
}
.node.is-open .node__body{ display:block; }
.node.is-open .chev{ transform: rotate(180deg); display:inline-block; }

.bodygrid{
  margin-top: 10px;
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 14px;
}

.label{
  font-size: 12px;
  color: rgba(203,255,220,.86);
  letter-spacing: .25px;
  text-transform: uppercase;
  margin: 10px 0 6px;
}
.addonnode .label{
  color: rgba(200,245,255,.86);
}

.bullets{
  margin: 0;
  padding-left: 18px;
  color: color-mix(in oklab, var(--text) 85%, var(--muted));
  line-height: 1.6;
}
.chips{
  display:flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.chip{
  font-family: var(--mono);
  font-size: 12px;
  padding: 6px 8px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  color: var(--muted);
}

.done{
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed rgba(255,255,255,.12);
}
.done__lbl{
  display:flex;
  gap: 10px;
  align-items:center;
  cursor:pointer;
  user-select:none;
  color: rgba(203,255,220,.92);
  font-weight: 750;
}
.addonnode .done__lbl{ color: rgba(200,245,255,.92); }
.done__cb{
  width: 18px; height: 18px;
  accent-color: var(--green);
}

/* Addons column */
.addons{
  display:flex;
  flex-direction: column;
  gap: 10px;
}
.addon{
  display:flex;
  gap: 10px;
  padding: 12px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255,255,255,.02);
}
.addon img{
  width: 34px; height: 34px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
}
.addon__title{
  font-weight: 850;
  font-size: 14px;
}
.addon__text{
  font-size: 13px;
  margin-top: 3px;
  line-height: 1.45;
}

/* Hide addons when toggled off */
body.no-addons .addons{ display:none; }
body.no-addons .row{
  grid-template-columns: 1fr;
}
body.no-addons .row::before{ left: 42px; }

/* Cards grids below */
.grid2{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.grid3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.card{
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255,255,255,.03);
  box-shadow: var(--shadow);
  padding: 16px;
}
.card h3{ margin: 0 0 10px; font-size: 18px; }

.note{
  margin-top: 14px;
  display:flex;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid rgba(34,197,94,.20);
  background: rgba(34,197,94,.08);
}
.note img{
  width: 42px; height: 42px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
}
.note__title{ font-weight: 900; margin-bottom: 4px; color: rgba(203,255,220,.92); }
.note__text{ line-height: 1.55; }

.footer{
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  flex-wrap: wrap;
}
code{
  font-family: var(--mono);
  padding: 2px 6px;
  border-radius: 8px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
  color: rgba(203,255,220,.92);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  *{ scroll-behavior: auto !important; transition: none !important; }
}

/* Responsive */
@media (max-width: 980px){
  .hero__grid{ grid-template-columns: 1fr; }
  .hero__right{ position: static; }
  .nav{ display:none; }
  .row{ grid-template-columns: 1fr; }
  .row::before{ display:none; }
  .grid2{ grid-template-columns: 1fr; }
  .grid3{ grid-template-columns: 1fr; }
  .bodygrid{ grid-template-columns: 1fr; }
  .search{ min-width: 100%; }
}