/* D · Terenski dnevnik — log paper, data tables, core columns. */
body {
  background-color: var(--bg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24'%3E%3Cpath d='M24 0V24H0' fill='none' stroke='%2325364c' stroke-opacity='.06'/%3E%3C/svg%3E");
}
.defs { position: absolute; }
.mono { letter-spacing: .02em; }
.site-header { border-bottom: 1px solid var(--navy); }
.nav a { font-weight: 500; }
.btn { font-family: var(--font-mono); font-weight: 500; font-size: var(--step--1); letter-spacing: .04em; text-transform: uppercase; }

.sec-h { display: grid; grid-template-columns: 64px 1fr; align-items: baseline; font-size: var(--step-3); padding-block: var(--s-5) var(--s-6); border-top: 1px solid var(--navy); }
.sec-h .mono { font-size: var(--step-0); color: var(--muted); }
.note { color: var(--muted); margin: var(--s-4) 0; }
.kicker { color: var(--muted); }

/* ---------- Hero ---------- */
.d-hero { padding-block: var(--s-5) var(--s-8); }
.sheet { display: grid; grid-template-columns: repeat(5, 1fr); border: 1px solid var(--navy); margin: 0 0 var(--s-7); background: #fbfaf6; }
.sheet div { padding: 8px 12px; border-left: 1px solid var(--line); }
.sheet div:first-child { border-left: 0; }
.sheet dt { color: var(--muted); font-size: 11px; }
.sheet dd { margin: 2px 0 0; color: var(--heading); font-weight: 500; text-transform: none; letter-spacing: 0; font-size: var(--step--1); }

.d-hero-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--s-6); align-items: start; }
.intro { grid-column: 1 / 5; padding-top: var(--s-4); }
.intro h1 { font-size: clamp(2.4rem, 1.6rem + 2.6vw, 4.1rem); line-height: 1.02; margin: var(--s-4) 0 var(--s-5); }
.intro .lede { font-size: var(--step-1); line-height: 1.5; color: var(--fg); }
.ctas { display: flex; flex-wrap: wrap; gap: var(--s-3); margin-top: var(--s-6); }
.cores-fig { grid-column: 5 / 10; margin: 0; }
.log { grid-column: 10 / 13; }

.cores-box { position: relative; display: grid; grid-template-columns: 40px 1fr; }
.axis { position: relative; grid-column: 1; margin: 34px 0 46px; border-right: 1px solid var(--navy); font-size: 11px; color: var(--muted); }
.axis li { position: absolute; right: 0; top: calc(var(--y) * 100%); transform: translateY(-50%); display: flex; align-items: center; gap: 4px; }
.axis li::after { content: ""; width: 6px; height: 1px; background: var(--navy); }
.axis li:first-child span::after { content: " m"; }
.cores { grid-column: 2; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: clamp(6px, 1vw, 14px); padding-left: clamp(6px, 1vw, 14px); }
.core { all: unset; box-sizing: border-box; display: grid; grid-template-rows: 34px auto 46px; width: 100%; cursor: pointer; text-align: center; }
.core .cid { align-self: center; font-size: 11px; color: var(--muted); }
.core .cname { align-self: start; padding-top: 8px; font-size: 12px; line-height: 1.25; color: var(--muted); overflow-wrap: anywhere; }
.core-svg { width: 100%; height: auto; overflow: visible; }
.core-svg .tube { fill: none; stroke: var(--navy); stroke-width: 1; vector-effect: non-scaling-stroke; }
.core-svg .seams line { stroke: var(--navy); stroke-width: 1; vector-effect: non-scaling-stroke; }
.core:hover .cid, .core:focus-visible .cid, .core[aria-pressed="true"] .cid { color: var(--heading); font-weight: 700; }
.core:hover .cname, .core[aria-pressed="true"] .cname { color: var(--heading); }
.core[aria-pressed="true"] .tube { stroke-width: 3; }
.core:focus-visible { outline: 2px solid var(--navy); outline-offset: 4px; }

/* signature motion: cores extrude downward (load in hero, scroll-linked on usluge) */
.core-svg .fill { transform-box: fill-box; transform-origin: 50% 0; }
.d-hero .core-svg .fill { animation: d-extrude 1.5s var(--ease) both; animation-delay: calc(var(--i) * 130ms + 150ms); }
@keyframes d-extrude { from { transform: scaleY(0); } to { transform: scaleY(1); } }

.cores-fig figcaption { margin-top: var(--s-4); font-size: 11px; color: var(--muted); }
.cores-fig figcaption span, .fig figcaption span { color: var(--heading); font-weight: 700; margin-right: 8px; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: var(--s-3); font-size: 11px; color: var(--muted); }
.legend li { display: flex; align-items: center; gap: 6px; }
.legend svg { width: 14px; height: 14px; outline: 1px solid var(--navy); }

.log { background: #fbfaf6; border: 1px solid var(--navy); padding: var(--s-5); min-height: 360px; margin-top: 34px; }
.log .id { color: var(--muted); padding-bottom: var(--s-3); border-bottom: 1px solid var(--line); }
.log h2 { font-size: var(--step-2); margin: var(--s-4) 0 var(--s-4); }
.log dl, .fields { margin: 0; }
.log dl div, .fields div { display: grid; grid-template-columns: 84px 1fr; gap: var(--s-3); padding: 10px 0; border-top: 1px solid var(--line); }
.log dt, .fields dt { color: var(--muted); font-size: 11px; padding-top: 3px; }
.log dd, .fields dd { margin: 0; font-size: var(--step--1); line-height: 1.45; color: var(--fg); }
.log .more { display: inline-block; margin-top: var(--s-4); color: var(--heading); text-decoration: none; border-bottom: 1px solid var(--sand); }

/* ---------- Data ---------- */
.d-data, .d-reg, .d-flow, .d-proj, .d-ref { padding-block: var(--s-8) 0; }
.counters { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--navy); margin: 0 0 var(--s-8); background: #fbfaf6; }
.counters div { padding: var(--s-5); border-left: 1px solid var(--line); }
.counters div:first-child { border-left: 0; }
.counters dt { color: var(--muted); }
.counters dd { margin: var(--s-3) 0 0; display: grid; gap: 6px; }
.counters b { font: 500 clamp(2.6rem, 2rem + 2.4vw, 4.4rem)/1 var(--font-mono); color: var(--heading); letter-spacing: -0.04em; }
.counters dd .mono { font-size: 11px; color: var(--muted); }

.report { display: grid; grid-template-columns: 7fr 5fr; gap: var(--s-8); align-items: start; }
.clauses li { display: grid; grid-template-columns: 56px 1fr; gap: var(--s-3); padding: var(--s-4) 0; border-top: 1px solid var(--line); }
.clauses li:last-child { border-bottom: 1px solid var(--line); }
.clauses .mono { color: var(--muted); padding-top: 4px; }
.clauses b { color: var(--heading); font-weight: 650; }
.std { text-transform: none; }
.fig { margin: 0; }
.fig img { width: 100%; border: 1px solid var(--navy); }
.fig figcaption { margin-top: var(--s-3); font-size: 11px; color: var(--muted); }

.tscroll { overflow-x: auto; border: 1px solid var(--navy); background: #fbfaf6; }
.tbl { width: 100%; border-collapse: collapse; font-size: var(--step--1); }
.tbl th, .tbl td { text-align: left; vertical-align: top; padding: 11px 14px; border-bottom: 1px solid var(--line); }
.tbl thead th { font-size: 11px; color: var(--muted); font-weight: 500; background: #efece3; border-bottom: 1px solid var(--navy); white-space: nowrap; }
.tbl tbody th { color: var(--heading); font-weight: 600; }
.tbl tbody tr:last-child > * { border-bottom: 0; }
.tbl tbody tr:hover { background: rgba(209, 190, 138, .18); }
.tbl td.mono { font-size: 12px; white-space: nowrap; color: var(--muted); }
.tbl a { text-decoration: none; border-bottom: 1px solid var(--sand); }
.sortable thead button { all: unset; cursor: pointer; display: inline-flex; gap: 6px; align-items: center; }
.sortable thead button::after { content: "↕"; color: var(--slate); }
.sortable th[aria-sort="ascending"] button::after { content: "↑"; color: var(--heading); }
.sortable th[aria-sort="descending"] button::after { content: "↓"; color: var(--heading); }
.sortable thead button:focus-visible { outline: 2px solid var(--navy); outline-offset: 2px; }
.kv { border: 1px solid var(--navy); background: #fbfaf6; }
.kv th { width: 180px; font-size: 11px; color: var(--muted); font-weight: 500; }

.flow-grid { display: grid; grid-template-columns: 8fr 4fr; gap: var(--s-8); align-items: start; }
.flow { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--navy); background: #fbfaf6; }
.flow li { position: relative; display: grid; gap: 6px; padding: var(--s-5) var(--s-4); border-left: 1px solid var(--line); }
.flow li:first-child { border-left: 0; }
.flow li:not(:last-child)::after { content: "→"; position: absolute; right: -9px; top: var(--s-5); background: #fbfaf6; color: var(--heading); font-family: var(--font-mono); font-size: 13px; line-height: 1; z-index: 1; }
.flow .mono { color: var(--muted); }
.flow b { color: var(--heading); font-weight: 650; }
.flow span:last-child { font-size: var(--step--1); color: var(--muted); }

.d-rev { padding-block: var(--s-8) 0; }
.rev { border: 1px solid var(--navy); border-left: 6px solid var(--sand); background: #fbfaf6; padding: var(--s-6) var(--s-6); display: grid; grid-template-columns: 180px 1fr auto; gap: var(--s-3) var(--s-6); align-items: start; }
.rev .tag { color: var(--heading); font-weight: 700; padding-top: 6px; }
.rev h2 { font-size: var(--step-3); grid-column: 2; }
.rev p:not(.tag) { grid-column: 2; max-width: 60ch; margin: 0; }
.rev .btn { grid-column: 3; grid-row: 1 / span 2; align-self: center; }

.d-ref { padding-bottom: var(--s-9); }
.site-footer { background: #fbfaf6; border-top: 1px solid var(--navy); }

/* ---------- Usluge ---------- */
.d-phead { padding-block: var(--s-8) var(--s-7); }
.d-phead h1 { font-size: var(--step-5); margin: var(--s-4) 0 var(--s-5); }
.d-phead .lede { font-size: var(--step-1); max-width: 62ch; }
.d-phead .kicker a { text-decoration: none; }
.phead-grid { display: grid; grid-template-columns: 5fr 7fr; gap: var(--s-7); margin-top: var(--s-7); align-items: start; }
.toc { border: 1px solid var(--navy); background: #fbfaf6; }
.toc a { display: grid; grid-template-columns: 72px 1fr; padding: 10px 14px; border-top: 1px solid var(--line); text-decoration: none; color: var(--heading); font-weight: 600; font-size: var(--step--1); }
.toc li:first-child a { border-top: 0; }
.toc a:hover { background: rgba(209, 190, 138, .18); }
.toc .mono { color: var(--muted); font-weight: 400; }
.d-phead .flow { grid-template-columns: repeat(2, 1fr); }
.d-phead .flow li:nth-child(3) { border-left: 0; }
.d-phead .flow li:nth-child(n+3) { border-top: 1px solid var(--line); }
.d-phead .flow li:nth-child(2)::after { display: none; }

.sheet-row { display: grid; grid-template-columns: 150px minmax(0, 1fr) minmax(0, 360px); gap: var(--s-7); padding-block: var(--s-8); border-top: 1px solid var(--navy); scroll-margin-top: 90px; }
.col-core { display: grid; grid-template-rows: auto 1fr auto; justify-items: start; }
.col-core .cid { color: var(--heading); font-weight: 700; margin-bottom: var(--s-3); }
.col-core .depth { margin-top: var(--s-3); color: var(--muted); font-size: 11px; }
.core-tall { display: grid; grid-template-columns: 40px 76px; align-self: start; }
.core-tall .axis { margin: 0; }
.core-tall .core-svg { margin-left: 10px; width: 66px; }
@supports (animation-timeline: view()) {
  .core-tall .fill { animation: d-extrude 1s linear both; animation-timeline: view(); animation-range: entry 30% cover 55%; }
}
.no-sdt .core-tall .fill { animation: none; transform: scaleY(var(--fillp, 1)); }
.col-main .kicker { margin-bottom: var(--s-3); }
.col-main h2 { font-size: var(--step-4); margin-bottom: var(--s-5); }
.col-main .lead { font-size: var(--step-1); color: var(--heading); line-height: 1.45; }
.col-main > p { max-width: 62ch; }
.fields { margin-top: var(--s-6); border-bottom: 1px solid var(--line); }
.fields div { grid-template-columns: 110px 1fr; }
.col-fig { align-self: start; margin-top: 38px; }
.col-fig img { aspect-ratio: 4 / 3; object-fit: cover; }
.d-sheets { padding-bottom: var(--s-6); }
.d-sheets + .d-rev { padding-bottom: var(--s-9); }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .intro { grid-column: 1 / -1; }
  .cores-fig { grid-column: 1 / 8; }
  .log { grid-column: 8 / -1; }
  .sheet-row { grid-template-columns: 130px minmax(0, 1fr); }
  .col-fig { grid-column: 2; margin-top: 0; max-width: 520px; }
}
@media (max-width: 860px) {
  .sheet { grid-template-columns: repeat(2, 1fr); }
  .sheet div { border-top: 1px solid var(--line); }
  .sheet div:nth-child(-n+2) { border-top: 0; }
  .sheet div:nth-child(odd) { border-left: 0; }
  .sheet div:last-child { grid-column: 1 / -1; }
  .d-hero-grid { gap: var(--s-6); }
  .cores-fig, .log { grid-column: 1 / -1; }
  .log { margin-top: 0; min-height: 0; }
  .counters { grid-template-columns: repeat(2, 1fr); }
  .counters div:nth-child(3) { border-left: 0; }
  .counters div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .report, .flow-grid, .phead-grid { grid-template-columns: 1fr; gap: var(--s-6); }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .flow li:nth-child(3) { border-left: 0; }
  .flow li:nth-child(n+3) { border-top: 1px solid var(--line); }
  .flow li:nth-child(2)::after { display: none; }
  .rev { grid-template-columns: 1fr; }
  .rev h2, .rev p:not(.tag), .rev .btn { grid-column: 1; grid-row: auto; justify-self: start; }
  .sec-h { grid-template-columns: 44px 1fr; }
}
@media (max-width: 600px) {
  .sheet-row { grid-template-columns: 1fr; gap: var(--s-5); padding-block: var(--s-7); }
  .col-core { grid-template-columns: auto auto; grid-template-rows: auto; align-items: start; gap: var(--s-4); }
  .col-core .cid { grid-column: 1 / -1; margin: 0; }
  .core-tall { grid-template-columns: 34px 56px; }
  .core-tall .core-svg { width: 48px; }
  .col-core .depth { align-self: end; }
  .col-fig { grid-column: 1; }
  .cores-box { grid-template-columns: 30px 1fr; }
  .core .cname { font-size: 10px; }
  .axis { font-size: 10px; }
  .tbl th, .tbl td { padding: 10px; }
  .kv th { width: 110px; }
}

@media (prefers-reduced-motion: reduce) {
  .core-svg .fill, .core-tall .fill { animation: none !important; transform: none !important; }
}