/* Kraanvast — a technical drawing: paper, a blueprint grid, navy ink, copper and one alarm red.
   Archivo, wide, for the voice; IBM Plex Mono for sizes and prices.
   Signature: the copper pipe down the page, with a coupling at each section. */
@font-face { font-family: "Archivo"; src: url("../../fonts/archivo/archivo-latin-standard-normal.woff2") format("woff2"); font-weight: 100 900; font-stretch: 62% 125%; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../../fonts/ibm-plex-mono/ibm-plex-mono-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../../fonts/ibm-plex-mono/ibm-plex-mono-latin-500-normal.woff2") format("woff2"); font-weight: 500; font-display: swap; }

:root {
  --paper: #F3F4F1; --white: #FFFFFF; --ink: #0E1E33; --muted: #465366; --line: #D2D7DD; --grid: rgba(14, 30, 51, 0.06);
  --water: #1D5CC0; --water-2: #174C9F; --copper: #9A521F; --alarm: #B8321C;
  --sans: "Archivo", ui-sans-serif, system-ui, sans-serif; --mono: "IBM Plex Mono", ui-monospace, "SF Mono", monospace;
  --wrap: 80rem; --gut: clamp(1.1rem, 4vw, 3rem); --pipe-x: max(0.9rem, calc((100vw - var(--wrap)) / 2 - 1.5rem)); --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --k-bg: #FFFFFF; --k-soft: #EEF1F4; --k-ink: var(--ink); --k-muted: var(--muted); --k-line: var(--line);
  --k-accent: var(--water); --k-on-accent: #FFFFFF; --k-radius: 0.5rem; --k-font: var(--sans);
}
body { background: var(--paper); color: var(--ink); font: 400 1.05rem/1.6 var(--sans); font-stretch: 100%; }
.kv-wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }
h1, h2, h3 { font-weight: 760; font-stretch: 118%; letter-spacing: -0.02em; line-height: 1; text-transform: none; }
h2 { font-size: clamp(2rem, 4.4vw, 3.6rem); margin-top: 0.7rem; }
h1 span, h2 span { color: var(--water); }
:focus-visible { outline: 2px solid var(--water); outline-offset: 3px; }
a { color: inherit; }
.kv-mono { font-family: var(--mono); font-size: 0.875em; letter-spacing: 0; }
.kv-label { font: 500 0.78rem var(--mono); letter-spacing: 0.04em; color: var(--copper); text-transform: uppercase; }
.kv-intro { margin: 0.8rem 0 1.5rem; color: var(--muted); max-width: 48ch; }
.kv-small { font-size: 0.8125rem; color: var(--muted); }
.kv-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 3.1rem; padding: 0 1.5rem; border: 0; border-radius: 0.35rem; background: var(--water); color: #FFFFFF; font: 700 0.95rem var(--sans); font-stretch: 110%; text-decoration: none; transition: background-color 0.25s, transform 0.2s var(--ease); }
.kv-btn:hover { background: var(--water-2); }
.kv-btn:active { transform: scale(0.97); }
.kv-btn--small { min-height: 2.5rem; padding: 0 1rem; font-size: 0.875rem; }
.kv-btn--wide { width: 100%; }
.kv-link { font-weight: 700; text-underline-offset: 5px; }

/* alarm bar */
.kv-alarm { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 0.3rem 0.6rem; padding: 0.55rem var(--gut); background: var(--alarm); color: #FFFFFF; font-size: 0.9rem; text-align: center; }
.kv-alarm__dot { width: 0.55rem; height: 0.55rem; border-radius: 50%; background: #FFFFFF; animation: kv-blink 1.6s infinite; }
@keyframes kv-blink { 50% { opacity: 0.25; } }

/* header */
.kv-head { position: sticky; top: 0; z-index: 50; background: rgba(243, 244, 241, 0.92); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.kv-head__in { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 4.2rem; }
.kv-logo { display: inline-grid; line-height: 1; text-decoration: none; }
.kv-logo b { font-size: 1.4rem; font-weight: 850; font-stretch: 125%; letter-spacing: 0.02em; }
.kv-logo span { margin-top: 0.25rem; font: 500 0.64rem var(--mono); letter-spacing: 0.08em; color: var(--copper); }
.kv-nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2rem); }
.kv-nav > a:not(.kv-btn) { font-weight: 600; font-size: 0.95rem; text-decoration: none; }
.kv-nav > a:not(.kv-btn):hover { color: var(--water); }
.kv-toggle { display: none; }
@media (max-width: 820px) {
  .kv-toggle { display: inline-flex; align-items: center; min-height: 2.75rem; padding: 0 1rem; border: 1px solid var(--ink); border-radius: 0.35rem; background: transparent; font-weight: 700; }
  .kv-nav { position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; gap: 0; padding: 0.5rem var(--gut) 1.5rem; background: var(--paper); border-bottom: 1px solid var(--line); }
  .kv-nav > a:not(.kv-btn) { padding: 0.9rem 0; border-bottom: 1px solid var(--line); font-size: 1.3rem; font-stretch: 115%; }
  .kv-nav .kv-btn { margin-top: 1.25rem; }
  html:not(.nav-open) .kv-nav { display: none; }
}

/* the copper pipe: a tube with a highlight, growing from the top as you scroll */
.kv-pipe { position: absolute; left: var(--pipe-x); top: 0; bottom: 0; width: 10px; pointer-events: none; z-index: 1; }
.kv-pipe span { position: sticky; top: 0; display: block; height: 100%; transform-origin: top; background: linear-gradient(90deg, #7E4318, #D08A55 35%, #F2C49B 50%, #C07338 70%, #7E4318); border-radius: 5px; }
.pipe-on .kv-pipe span { position: static; transform: scaleY(0); }
body { position: relative; }
.kv-main { position: relative; }
.kv-sec { position: relative; }
/* a coupling on the pipe at every section, with a short elbow towards the label */
.kv-sec::before { content: ""; position: absolute; left: calc(var(--pipe-x) - max(0px, (100vw - var(--wrap)) / 2) - 7px); top: clamp(4rem, 8vw, 6.5rem); width: 24px; height: 36px; border-radius: 5px; background: linear-gradient(90deg, #6E3A14, #C98452 40%, #EAB88C 52%, #B06A34 70%, #6E3A14); z-index: 2; }
.kv-fit { position: relative; }
@media (max-width: 1100px) { .kv-pipe, .kv-sec::before { display: none; } }

/* hero on a blueprint grid */
.kv-hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center; padding-block: clamp(3rem, 7vw, 6rem);
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px); background-size: 28px 28px; }
.kv-hero h1 { margin-top: 1rem; font-size: clamp(2.3rem, 4.9vw, 4.4rem); font-weight: 820; font-stretch: 122%; letter-spacing: -0.035em; line-height: 0.95; }
.kv-hero h1 span { display: block; }
.kv-lead { margin-top: 1.5rem; max-width: 40ch; font-size: 1.2rem; color: var(--muted); }
.kv-acts { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.75rem; margin-top: 2.25rem; }
.kv-hero__art { position: relative; }
.kv-hero__art img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 0.35rem; }
.kv-dim { position: absolute; padding: 0.3rem 0.55rem; background: var(--white); color: var(--ink); font: 500 0.75rem var(--mono); border-radius: 0.2rem; box-shadow: 0 6px 18px -8px rgba(14, 30, 51, 0.4); white-space: nowrap; }
.kv-dim::before { content: ""; position: absolute; width: 2.5rem; border-top: 1px solid var(--white); top: 50%; }
.kv-dim--a { top: 12%; left: -1.5rem; }
.kv-dim--a::before { right: 100%; display: none; }
.kv-dim--b { bottom: 18%; right: -1rem; }
.kv-dim--c { bottom: -0.9rem; left: 18%; background: var(--ink); color: #FFFFFF; }
@media (max-width: 960px) { .kv-hero { grid-template-columns: 1fr; } .kv-dim--a { left: 0.75rem; } .kv-dim--b { right: 0.75rem; } }

/* sections */
.kv-sec { padding-block: clamp(4rem, 8vw, 6.5rem); }
.kv-sec__head { margin-bottom: 2.5rem; }
.kv-spec { width: 100%; border-collapse: collapse; background: var(--white); border: 1px solid var(--line); border-radius: 0.5rem; overflow: hidden; }
.kv-spec th, .kv-spec td { padding: 1.1rem 1.25rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.kv-spec thead th { font: 500 0.75rem var(--mono); letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); background: #F7F8F6; }
.kv-spec tbody th { font-weight: 720; font-stretch: 112%; width: 26%; }
.kv-spec td:last-child { text-align: right; white-space: nowrap; font-weight: 500; }
.kv-spec tbody td:nth-child(2) { color: var(--muted); }
@media (max-width: 720px) {
  .kv-spec thead { display: none; }
  .kv-spec tr { display: grid; grid-template-columns: minmax(0, 1fr) auto; padding: 1rem; border-bottom: 1px solid var(--line); }
  .kv-spec th, .kv-spec td { padding: 0; border: 0; }
  .kv-spec tbody th { width: auto; }
  .kv-spec tbody td:nth-child(2) { grid-column: 1 / -1; grid-row: 2; margin-top: 0.35rem; }
}

/* quote: form and agent side by side */
.kv-quote { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.kv-form { margin-top: 2rem; padding: clamp(1.25rem, 3vw, 1.75rem); background: var(--white); border: 1px solid var(--line); border-radius: 0.5rem; display: grid; gap: 1rem; }
.kv-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.9rem; }
.kv-field { display: grid; gap: 0.35rem; min-width: 0; }
.kv-field label { font: 500 0.75rem var(--mono); letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
.kv-form input:not([type=checkbox]):not([type=file]), .kv-form select, .kv-form textarea { width: 100%; min-height: 3rem; padding: 0.7rem 0.9rem; border: 1px solid var(--line); border-radius: 0.35rem; background: var(--paper); font-size: 1rem; }
.kv-form textarea { resize: vertical; }
.kv-form input[type=file] { font-size: 0.9rem; }
.kv-form input:focus-visible, .kv-form select:focus-visible, .kv-form textarea:focus-visible { outline: 2px solid var(--water); outline-offset: 1px; border-color: var(--water); }
.kv-hint { font-size: 0.8rem; color: var(--muted); }
.kv-check { display: flex; align-items: center; gap: 0.6rem; font-weight: 600; color: var(--alarm); }
.kv-check input { width: 1.15rem; height: 1.15rem; accent-color: var(--alarm); }
@media (max-width: 1000px) { .kv-quote { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .kv-row { grid-template-columns: 1fr; } }

/* how it works */
.kv-how__grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.kv-steps { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.kv-steps li { padding: 1.5rem; background: var(--white); display: grid; gap: 0.4rem; align-content: start; }
.kv-steps .kv-mono { color: var(--copper); font-weight: 500; }
.kv-steps h3 { font-size: 1.3rem; }
.kv-steps p { color: var(--muted); font-size: 0.95rem; }
.kv-how__art img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 0.35rem; }
@media (max-width: 900px) { .kv-how__grid, .kv-steps { grid-template-columns: 1fr; } }

/* area */
.kv-area { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.kv-places { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem; }
.kv-places li { padding: 0.5rem 0.85rem; border: 1px solid var(--ink); border-radius: 0.3rem; font: 500 0.875rem var(--mono); }
.kv-area__art img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 0.35rem; }
@media (max-width: 900px) { .kv-area { grid-template-columns: 1fr; } }

.kv-foot { background: var(--ink); color: #DCE3EC; padding-block: 3rem; }
.kv-foot__in { display: grid; gap: 0.75rem; }
.kv-foot .kv-logo span { color: #F0B98C; }
.kv-foot .kv-small { color: #9FB0C4; }