:root {
  --navy: #0f2a44;
  --navy-2: #163a5c;
  --bp: #12385e;
  --ink: #15202b;
  --muted: #5a6b7b;
  --paper: #f6f8fa;
  --card: #ffffff;
  --line: #d8e1ea;
  --line-2: #e8eef4;
  --teal: #0d9488;
  --teal-2: #14b8a6;
  --teal-bg: #e6f6f4;
  --amber: #b45309;
  --red: #b91c1c;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 64px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16.5px/1.6 var(--sans); overflow-x: hidden; }
a { color: inherit; }
svg { max-width: 100%; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--teal); color: #fff; padding: 8px 12px; z-index: 99; }
.skip:focus { left: 8px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h2 { font-size: clamp(1.7rem, 4vw, 2.5rem); font-weight: 700; max-width: 820px; }
h3 { font-size: 1.1rem; }
.kicker { font: 600 .78rem/1 var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--teal); margin: 0 0 14px; }
.kicker-light { color: var(--teal-2); }
.sub { color: var(--muted); max-width: 760px; margin: 0 0 24px; }
.sub strong { color: var(--ink); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 12px 20px; border-radius: 8px; border: 1.5px solid var(--teal); background: var(--teal); color: #fff; font: 600 1rem/1.1 var(--sans); text-decoration: none; cursor: pointer; transition: background .15s, transform .12s; }
.btn:hover { background: #0b7d73; }
.btn:active { transform: translateY(1px); }
.btn-line { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-line:hover { background: rgba(15,42,68,.07); }
.btn-ghost { background: transparent; color: var(--muted); border-color: transparent; }
.btn-ghost:hover { background: var(--line-2); color: var(--ink); }
.btn-sm { padding: 7px 12px; font-size: .9rem; border-radius: 6px; }
:focus-visible { outline: 3px solid var(--teal-2); outline-offset: 2px; }

/* Header */
.top { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.bar { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 600; font-size: 1.2rem; color: var(--navy); }
.brand b { color: var(--teal); font-weight: 700; }
.nav { display: flex; align-items: center; gap: 24px; font-size: .95rem; }
.nav a:not(.btn) { text-decoration: none; color: var(--muted); }
.nav a:not(.btn):hover { color: var(--navy); }

/* Blueprint */
.blueprint { background-color: var(--bp); color: #e8f1fa;
  background-image:
    linear-gradient(rgba(255,255,255,.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.09) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; padding-top: 80px; padding-bottom: 88px; }
.tag { display: inline-block; font: 500 .8rem/1 var(--mono); letter-spacing: .06em; border: 1px dashed rgba(255,255,255,.5); padding: 8px 12px; border-radius: 4px; margin: 0 0 22px; color: #cfe3f5; }
.hero h1 { font-size: clamp(2.1rem, 5.2vw, 3.5rem); color: #fff; }
.hero h1 span { color: #7fe3d5; }
.lead { font-size: 1.12rem; color: #c6d8ea; max-width: 560px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero .btn-line { color: #fff; border-color: rgba(255,255,255,.7); }
.hero .btn-line:hover { background: rgba(255,255,255,.1); }
.hero .btn { background: var(--teal-2); border-color: var(--teal-2); color: #04211e; }
.hero .btn.btn-line { background: transparent; color: #fff; border-color: rgba(255,255,255,.7); }
.plan { margin: 0; background: rgba(8,24,40,.45); border: 1px solid rgba(207,227,245,.25); border-radius: 12px; padding: 16px; min-width: 0; }
.plan svg { display: block; width: 100%; height: auto; }
.plan figcaption { font: .78rem var(--mono); color: #8fb6dc; text-align: center; margin-top: 8px; }
.pins circle { animation: blip 2.6s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
.pins g:nth-child(2) circle { animation-delay: .6s; } .pins g:nth-child(3) circle { animation-delay: 1.2s; } .pins g:nth-child(4) circle { animation-delay: 1.8s; }
@keyframes blip { 50% { transform: scale(1.35); } }

/* Sections */
.section { padding: 84px 0; }
.section-tint { background: #eaf0f6; }
.section-navy { color: #e8f1fa; }

.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 32px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; display: flex; flex-direction: column; gap: 6px; }
.tile svg { width: 34px; height: 34px; fill: none; stroke: var(--navy); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 4px; }
.tile b { font-weight: 600; }
.tile span { color: var(--muted); font-size: .95rem; }

.port-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; }
.port-grid p { color: #3c4c5c; }
.checks { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 12px; }
.checks li { padding-left: 30px; position: relative; color: #3c4c5c; }
.checks li::before { content: ""; position: absolute; left: 0; top: 4px; width: 18px; height: 18px; border-radius: 50%; background: var(--teal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='white' stroke-width='2'/%3E%3C/svg%3E") center/14px no-repeat; }
.checks b { color: var(--ink); }
.port-diagram svg { display: block; width: 100%; max-width: 420px; margin: 0 auto; height: auto; }

/* Demo toolbar */
.toolbar { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; align-items: center; padding: 12px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; }
.roles { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; background: var(--line-2); padding: 4px; border-radius: 9px; }
.roles-label { font: 600 .72rem var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); padding: 0 8px; }
.roles button { border: 0; background: transparent; font: 500 .92rem var(--sans); color: var(--muted); padding: 7px 12px; border-radius: 6px; cursor: pointer; }
.roles button[aria-checked="true"] { background: var(--navy); color: #fff; }
.tools { display: flex; flex-wrap: wrap; gap: 6px; }
.file-btn { cursor: pointer; }
.role-note { margin: 12px 2px 18px; font-size: .95rem; color: var(--muted); min-height: 1.6em; }
.role-note b { color: var(--ink); }

/* Profile cards */
.profile { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.print-head { display: none; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px; min-width: 0; }
.card-wide { grid-column: 1 / -1; }
.card-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.card-head h3 { display: flex; align-items: center; gap: 8px; margin: 0; }
.card-head svg { width: 22px; height: 22px; fill: none; stroke: var(--teal); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.saved { font: .72rem var(--mono); color: var(--teal); background: var(--teal-bg); padding: 3px 8px; border-radius: 20px; }
.card.locked { background: repeating-linear-gradient(135deg, #f1f4f7 0 10px, #f7f9fb 10px 20px); border-style: dashed; display: flex; flex-direction: column; justify-content: center; min-height: 120px; }
.locked-msg { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: .95rem; }
.locked-msg svg { width: 22px; height: 22px; flex: none; fill: none; stroke: var(--muted); stroke-width: 2; }

input, select { font: 400 .95rem/1.4 var(--sans); text-transform: none; letter-spacing: 0; color: var(--ink); background: #fbfcfd; border: 1px solid var(--line); border-radius: 6px; padding: 7px 9px; width: 100%; min-width: 0; }
input:focus, select:focus { border-color: var(--teal); outline: 2px solid rgba(13,148,136,.25); outline-offset: 0; }
input[type="color"] { padding: 2px; height: 36px; cursor: pointer; }

.panel-meta { display: grid; grid-template-columns: 1.2fr 1.6fr .8fr .7fr; gap: 10px; margin-bottom: 16px; }
.panel-meta label, .row label { display: flex; flex-direction: column; gap: 4px; font: 500 .72rem var(--mono); text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.panel-wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: 20px; align-items: start; }
.panel-wrap.ro { grid-template-columns: minmax(0, 640px); }
.panel-meta input[readonly] { border-color: transparent; background: transparent; padding-left: 0; font-weight: 500; }
.panel-visual { background: #dfe5eb; border: 2px solid #9aa9b8; border-radius: 10px; padding: 10px; }
.panel-top { text-align: center; font: 600 .78rem var(--mono); background: var(--navy); color: #fff; padding: 6px; border-radius: 5px; margin-bottom: 8px; }
.panel-grid { display: grid; grid-template-columns: 1fr 1fr; grid-auto-rows: minmax(34px, auto); gap: 4px 18px; position: relative; }
.panel-grid::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 6px; margin-left: -3px; background: #b6c2ce; border-radius: 3px; }
.brk { display: flex; align-items: center; gap: 6px; background: #fff; border: 1px solid #b6c2ce; border-radius: 4px; padding: 4px 6px; font-size: .78rem; line-height: 1.2; min-width: 0; cursor: pointer; text-align: left; font-family: var(--sans); color: var(--ink); }
.brk:hover { border-color: var(--teal); }
.brk .n { font: 600 .68rem var(--mono); color: var(--muted); flex: none; min-width: 18px; }
.brk .l { flex: 1; min-width: 0; overflow-wrap: break-word; hyphens: auto; }
.brk .a { font: 600 .66rem var(--mono); background: var(--navy); color: #fff; padding: 1px 4px; border-radius: 3px; flex: none; }
.brk.p2 { background: #eef7f6; border-color: var(--teal); }
.brk.empty { background: transparent; border-style: dashed; color: #8796a5; cursor: default; }
.grid-right .n { order: 3; text-align: right; }
.brk.conflict { border-color: var(--red); background: #fdecec; }

.circ-head, .circ { display: grid; grid-template-columns: 46px minmax(0, 1.6fr) minmax(0, 1fr) 66px 54px 30px; gap: 6px; align-items: center; }
.circ-head { font: 600 .68rem var(--mono); text-transform: uppercase; color: var(--muted); padding: 0 0 6px; border-bottom: 1px solid var(--line); margin-bottom: 6px; }
.circ { padding: 3px 0; }
input[type=number]::-webkit-inner-spin-button, input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; appearance: textfield; }
.circ input, .circ select { padding: 6px 7px; font-size: .9rem; }
.circ.flash { animation: flash 1s; }
@keyframes flash { 0%, 40% { background: var(--teal-bg); } }
.del { border: 0; background: transparent; color: #8796a5; font-size: 1.2rem; cursor: pointer; border-radius: 4px; height: 30px; }
.del:hover { color: var(--red); background: #fdecec; }
.add-btn { margin-top: 10px; }
.warn { margin: 10px 0 0; font-size: .88rem; color: var(--red); background: #fdecec; padding: 8px 10px; border-radius: 6px; }

/* Lists */
.kv, .appl, .paint, .permits { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.row { display: grid; gap: 8px; align-items: end; padding-bottom: 8px; border-bottom: 1px solid var(--line-2); }
.row:last-of-type { border-bottom: 0; }
.kv .row { grid-template-columns: minmax(0, .7fr) minmax(0, 1.8fr) 30px; }
.appl .row { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1fr) 30px; }
.paint .row { grid-template-columns: 52px minmax(0, 1fr) minmax(0, 1.2fr) minmax(0, .8fr) 30px; }
.permits .row { grid-template-columns: minmax(0, 1.8fr) minmax(0, 1fr) minmax(0, 1fr) 30px; }
.row.ro { align-items: baseline; }
.ro .k { font-weight: 600; font-size: .92rem; }
.ro .v { font-size: .95rem; color: #2c3b4a; }
.ro .sm { display: block; font: .72rem var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.swatch { width: 44px; height: 36px; border-radius: 6px; border: 1px solid var(--line); }
.badge { display: inline-block; font: 600 .7rem var(--mono); padding: 2px 7px; border-radius: 20px; white-space: nowrap; }
.badge.ok { background: var(--teal-bg); color: #0b6b62; }
.badge.old { background: #fdf0e1; color: var(--amber); }
.badge.open { background: #e8effc; color: #1e4fae; }
.list-add { justify-self: start; margin-top: 4px; }
.masked { font-family: var(--mono); letter-spacing: .05em; }

/* Early */
.early { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.early h2 { color: #fff; }
.early p { color: #c6d8ea; }
.notify { display: flex; flex-wrap: wrap; gap: 10px; background: rgba(8,24,40,.5); padding: 18px; border-radius: 12px; border: 1px solid rgba(207,227,245,.25); }
.notify input { flex: 1 1 220px; padding: 12px 14px; font-size: 1rem; background: #fff; }
.notify .btn { background: var(--teal-2); border-color: var(--teal-2); color: #04211e; }
.notify-msg { flex-basis: 100%; margin: 4px 0 0; font-size: .92rem; color: #cfeee9 !important; }

.foot { background: #0b1f33; color: #8fa6bc; padding: 26px 0; font-size: .86rem; }
.foot-in { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }

/* 404 */
.nf { min-height: 100vh; display: grid; place-items: center; text-align: center; padding: 20px; }
.nf h1 { font: 600 clamp(4rem, 16vw, 8rem)/1 var(--mono); color: #fff; margin: 0 0 10px; }
.nf p { color: #c6d8ea; margin: 0 0 24px; }

@media (max-width: 1000px) {
  .hero-grid, .port-grid, .early { grid-template-columns: 1fr; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .panel-wrap { grid-template-columns: 1fr; }
  .panel-meta { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .profile { grid-template-columns: 1fr; }
  .nav a:not(.btn) { display: none; }
  .tools { width: 100%; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .section { padding: 60px 0; }
  .hero-grid { padding-top: 48px; padding-bottom: 56px; gap: 32px; }
  .tiles { grid-template-columns: 1fr; }
  .toolbar { padding: 10px; }
  .roles { width: 100%; }
  .roles-label { width: 100%; padding: 4px 8px 2px; }
  .roles button { flex: 1; padding: 7px 4px; font-size: .86rem; }
  .card { padding: 14px; }
  /* Editors stack into mini-forms on phones */
  .circ-head { display: none; }
  .circ { grid-template-columns: 46px minmax(0, 1fr) minmax(0, 1fr) 30px; grid-template-areas: "n l l d" "r r r r" "a a p p"; padding: 8px 0; border-bottom: 1px solid var(--line-2); }
  .circ > :nth-child(1) { grid-area: n; } .circ > :nth-child(2) { grid-area: l; } .circ > :nth-child(3) { grid-area: r; }
  .circ > :nth-child(4) { grid-area: a; } .circ > :nth-child(5) { grid-area: p; } .circ > :nth-child(6) { grid-area: d; }
  .row { position: relative; padding-right: 34px; }
  .row > .del { position: absolute; top: 14px; right: 0; width: 30px; }
  .kv .row, .appl .row, .permits .row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .permits .row > :first-child { grid-column: 1 / -1; }
  .kv .row:not(.ro) { grid-template-columns: minmax(0, 1fr); gap: 6px; }
  .paint .row { grid-template-columns: 52px minmax(0, 1fr) minmax(0, 1fr); }
  .paint .row > :nth-child(2) { grid-column: 2 / 4; }
  .paint .row > :nth-child(3) { grid-column: 1 / 3; }
  .row.ro { padding-right: 0; }
  .panel-meta { grid-template-columns: 1fr 1fr; }
  .panel-meta label:nth-child(-n+2) { grid-column: 1 / -1; }
  .brk { font-size: .72rem; }
}

@media print {
  @page { margin: 12mm; }
  body { background: #fff; font-size: 11pt; }
  .top, .hero, #whats-in, #access, #early, .foot, .toolbar, .role-note, .sub, #demo > .wrap > .kicker, #demo h2, .panel-editor, .del, .list-add, .saved, .card.locked, .skip { display: none !important; }
  .section { padding: 0; }
  .wrap { max-width: none; padding: 0; }
  .print-head { display: flex; justify-content: space-between; grid-column: 1 / -1; border-bottom: 2px solid #000; padding-bottom: 6px; font-size: 10pt; }
  .profile { grid-template-columns: 1fr 1fr; gap: 10px; }
  .card { border: 1px solid #999; border-radius: 4px; break-inside: avoid; padding: 10px; }
  .panel-wrap { grid-template-columns: 1fr; }
  .panel-visual { background: #fff; border-color: #000; }
  .brk, .brk.p2 { background: #fff; border-color: #555; font-size: 9pt; }
  input, select { border: 0; background: transparent; padding: 0; appearance: none; -webkit-appearance: none; }
  input[type="color"] { display: none; }
  input::-webkit-calendar-picker-indicator { display: none; }
  * { animation: none !important; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}