/* ============================================================================
   DATUM — Land-Use Planning & Development Advisory
   Design system. Built from the DATUM Brand & Product Design Guide, Vol. 01.
   Colour is OKLCH throughout; signal colours are reserved strictly for
   approval-likelihood status, never decoration.
   ========================================================================== */

/* ----------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  /* Neutrals & core */
  --navy-900: oklch(0.22 0.045 255);
  --navy-800: oklch(0.27 0.05 255);
  --navy-700: oklch(0.32 0.04 255);
  --slate-600: oklch(0.52 0.06 250);
  --slate-500: oklch(0.6 0.05 250);
  --paper: oklch(0.97 0.006 85);
  --paper-2: oklch(0.98 0.005 85);
  --white: oklch(1 0 0);
  --ink: oklch(0.18 0.02 260);
  --ink-2: oklch(0.32 0.02 260);
  --ink-3: oklch(0.45 0.02 260);
  --ink-4: oklch(0.55 0.02 260);
  --border: oklch(0.85 0.015 85);
  --border-strong: oklch(0.8 0.015 85);
  --hair: oklch(0.9 0.01 85);

  /* Approval signal colours */
  --green: oklch(0.55 0.13 150);
  --green-ink: oklch(0.4 0.11 150);
  --green-wash: oklch(0.93 0.05 150);
  --amber: oklch(0.68 0.13 70);
  --amber-ink: oklch(0.5 0.11 70);
  --amber-wash: oklch(0.94 0.05 70);
  --red: oklch(0.55 0.13 25);
  --red-ink: oklch(0.47 0.12 25);
  --red-wash: oklch(0.93 0.05 25);
  --info-wash: oklch(0.93 0.01 250);
  --info-ink: oklch(0.45 0.03 250);

  /* Tint used on selected chips / soft accent surfaces */
  --slate-tint: oklch(0.95 0.015 250);

  /* Type */
  --font-display: 'Archivo', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, Menlo, monospace;

  /* Rhythm */
  --shell: 1200px;
  --radius-s: 4px;
  --radius: 6px;
  --radius-l: 8px;
  --radius-xl: 14px;
  --shadow-sm: 0 1px 3px oklch(0.2 0.02 260 / 0.06);
  --shadow: 0 8px 24px oklch(0.2 0.02 260 / 0.06);
  --shadow-lg: 0 24px 60px oklch(0.2 0.02 260 / 0.12);

  --nav-h: 68px;
}

/* ----------------------------------------------------------------------------
   2. Reset & base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--slate-600); color: #fff; }

img, svg { max-width: 100%; display: block; }
a { color: inherit; }

h1, h2, h3, h4 { font-family: var(--font-display); letter-spacing: -0.015em; margin: 0; }

/* Reduced-motion respect */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* ----------------------------------------------------------------------------
   3. Layout primitives
   -------------------------------------------------------------------------- */
.shell { max-width: var(--shell); margin: 0 auto; padding-inline: 40px; }
.shell-wide { max-width: 1320px; margin: 0 auto; padding-inline: 40px; }

.section { padding-block: 96px; }
.section-sm { padding-block: 64px; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate-600);
  margin: 0 0 16px;
}
.eyebrow--light { color: oklch(0.78 0.03 250); }

.mono { font-family: var(--font-mono); }
.muted { color: var(--ink-3); }
.center { text-align: center; }
.measure { max-width: 640px; }
.measure-lg { max-width: 760px; }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.rule { height: 1px; background: var(--border); border: 0; margin: 0; }

/* Type scale helpers */
.display { font-family: var(--font-display); font-weight: 900; line-height: 0.98; letter-spacing: -0.025em; }
.h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); }
.h2 { font-family: var(--font-display); font-weight: 800; font-size: clamp(2rem, 4vw, 2.75rem); letter-spacing: -0.015em; line-height: 1.05; }
.h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.375rem; line-height: 1.2; }
.lead { font-size: clamp(1.05rem, 2vw, 1.375rem); line-height: 1.5; color: var(--ink-2); }

/* ----------------------------------------------------------------------------
   4. Buttons
   -------------------------------------------------------------------------- */
.btn {
  --btn-bg: var(--navy-900);
  --btn-fg: #fff;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  padding: 13px 24px;
  border-radius: var(--radius-s);
  border: 1.5px solid transparent;
  background: var(--btn-bg);
  color: var(--btn-fg);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  white-space: nowrap;
}
.btn:hover { background: var(--navy-800); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--accent { --btn-bg: var(--slate-600); }
.btn--accent:hover { background: oklch(0.47 0.06 250); }
.btn--secondary {
  background: transparent;
  color: var(--navy-900);
  border-color: var(--navy-900);
}
.btn--secondary:hover { background: var(--navy-900); color: #fff; transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--slate-600); padding-inline: 8px; }
.btn--ghost:hover { background: transparent; color: var(--navy-900); transform: none; }
.btn--on-dark { background: var(--slate-600); }
.btn--on-dark.btn--secondary { background: transparent; color: #fff; border-color: oklch(0.5 0.03 250); }
.btn--on-dark.btn--secondary:hover { background: oklch(1 0 0 / 0.08); color: #fff; }
.btn--lg { font-size: 15px; padding: 16px 30px; }
.btn--block { width: 100%; justify-content: center; }
.btn[disabled], .btn.is-disabled { background: var(--hair); color: var(--ink-4); cursor: not-allowed; transform: none; border-color: transparent; }

.arrow { transition: transform 0.18s ease; }
.btn:hover .arrow, a:hover .arrow { transform: translateX(3px); }

/* ----------------------------------------------------------------------------
   5. Navigation
   -------------------------------------------------------------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(0.97 0.006 85 / 0.85);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; color: var(--ink); }
.brand__mark { width: 26px; height: 26px; flex: none; }
.brand__word { font-family: var(--font-display); font-weight: 800; font-size: 19px; letter-spacing: 0.01em; }
.nav__links { display: flex; align-items: center; gap: 30px; }
.nav__link {
  font-size: 14px;
  color: var(--ink-3);
  text-decoration: none;
  padding: 6px 0;
  position: relative;
  transition: color 0.15s ease;
}
.nav__link:hover, .nav__link[aria-current="page"] { color: var(--navy-900); }
.nav__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--slate-600);
}
.nav__cta { margin-left: 4px; }
.nav__toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
  color: var(--navy-900);
}

/* ----------------------------------------------------------------------------
   6. Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--navy-900);
  color: oklch(0.85 0.02 250);
  padding-block: 72px 40px;
  margin-top: 40px;
}
.footer a { color: oklch(0.85 0.02 250); text-decoration: none; transition: color 0.15s ease; }
.footer a:hover { color: #fff; }
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--navy-700);
}
.footer__brand .brand__word { color: var(--paper); }
.footer__blurb { font-size: 14px; line-height: 1.6; color: oklch(0.72 0.03 250); margin: 18px 0 0; max-width: 320px; }
.footer__col h4 { font-family: var(--font-mono); font-weight: 500; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: oklch(0.6 0.03 250); margin-bottom: 16px; }
.footer__col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 11px; }
.footer__col a { font-size: 14px; }
.footer__base {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding-top: 28px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: oklch(0.6 0.03 250);
}

/* ----------------------------------------------------------------------------
   7. Cards & surfaces
   -------------------------------------------------------------------------- */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  padding: 28px;
}
.card--pad-lg { padding: 40px; }
.panel {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  overflow: hidden;
}
.panel__foot {
  padding: 28px 40px;
  border-top: 1px solid var(--border);
  background: var(--paper-2);
}

/* Feature/service card with geometric primitive icon */
.feature { padding: 32px 28px; background: var(--white); }
.feature__glyph { width: 36px; height: 36px; border: 2px solid var(--slate-600); margin-bottom: 18px; }
.feature__glyph--circle { border-radius: 50%; }
.feature__glyph--diamond { background: var(--slate-tint); transform: rotate(45deg); }
.feature h3 { font-size: 17px; margin-bottom: 8px; }
.feature p { font-size: 14px; color: var(--ink-3); line-height: 1.55; margin: 0; }

/* Cell grid (hairline-separated) */
.cells { display: grid; gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius-l); overflow: hidden; }
.cells > * { background: var(--white); }

/* ----------------------------------------------------------------------------
   8. Badges & pills
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 6px 13px;
  border-radius: 20px;
  white-space: nowrap;
}
.badge::before { content: "●"; font-size: 9px; }
.badge--green { background: var(--green-wash); color: oklch(0.35 0.1 150); }
.badge--amber { background: var(--amber-wash); color: oklch(0.42 0.09 70); }
.badge--red { background: var(--red-wash); color: oklch(0.42 0.1 25); }
.badge--info { background: var(--info-wash); color: var(--info-ink); }
.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 5px 12px;
}

/* ----------------------------------------------------------------------------
   9. Form controls
   -------------------------------------------------------------------------- */
.field { display: flex; flex-direction: column; gap: 7px; }
.label { font-size: 12px; font-weight: 600; color: var(--ink); }
.hint { font-size: 12px; color: var(--ink-3); }
.input, .select, .textarea {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-s);
  padding: 12px 14px;
  width: 100%;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  appearance: none;
}
.textarea { resize: vertical; min-height: 96px; line-height: 1.55; }
.input::placeholder, .textarea::placeholder { color: var(--ink-4); }
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--slate-600);
  box-shadow: 0 0 0 3px oklch(0.52 0.06 250 / 0.15);
}
.select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%236b7280' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}
.input.is-error, .select.is-error { border-color: var(--red); }
.field__error { font-size: 12px; color: var(--red-ink); display: none; }
.field.is-error .field__error { display: block; }

/* input with unit suffix */
.input-unit { position: relative; }
.input-unit .input { padding-right: 46px; }
.input-unit__u { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); font-family: var(--font-mono); font-size: 12px; color: var(--ink-4); pointer-events: none; }

/* discreet unit switch (e.g. m² / ac) */
.input-unit--switch .input { padding-right: 78px; }
.unit-switch { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); display: flex; gap: 2px; }
.unit-switch__opt {
  border: 0; background: none; cursor: pointer; padding: 3px 7px;
  font-family: var(--font-mono); font-size: 11px; color: var(--ink-4);
  border-radius: 20px; transition: background 0.15s ease, color 0.15s ease;
}
.unit-switch__opt.is-active { color: var(--slate-600); background: var(--slate-tint); font-weight: 600; }
.unit-switch__opt:hover:not(.is-active) { color: var(--ink-2); }

/* file upload dropzone */
.upload-drop {
  position: relative; border: 1.5px dashed var(--border); border-radius: var(--radius-s);
  padding: 18px 14px; text-align: center; transition: border-color 0.15s ease, background 0.15s ease;
}
.upload-drop:hover, .upload-drop.is-dragover { border-color: var(--slate-600); background: var(--slate-tint); }
.upload-drop__input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; }
.upload-drop__body { display: flex; flex-direction: column; align-items: center; gap: 4px; pointer-events: none; }
.upload-drop__icon { font-size: 16px; color: var(--ink-4); }
.upload-drop__label { font-size: 12.5px; color: var(--ink-3); }
.upload-drop__file { font-family: var(--font-mono); font-size: 11.5px; color: var(--slate-600); }
.upload-drop__file:empty { display: none; }

/* checkbox row */
.check-row {
  display: flex; align-items: flex-start; gap: 10px;
  margin-top: 18px; font-size: 14px; color: var(--ink-2); cursor: pointer;
}
.check-row input[type="checkbox"] {
  margin-top: 2px; width: 16px; height: 16px; accent-color: var(--slate-600); cursor: pointer; flex: none;
}

/* chip group (single/multi select) */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  font-size: 13px;
  color: var(--ink-3);
  background: var(--white);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-s);
  padding: 9px 16px;
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
}
.chip:hover { border-color: var(--slate-500); color: var(--ink); }
.chip.is-selected {
  border: 1.5px solid var(--slate-600);
  background: var(--slate-tint);
  color: oklch(0.3 0.06 250);
  font-weight: 500;
}

/* search / address bar */
.searchbar {
  display: flex;
  gap: 10px;
  background: var(--white);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 8px;
  box-shadow: var(--shadow);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.searchbar:focus-within { border-color: var(--slate-600); box-shadow: 0 0 0 3px oklch(0.52 0.06 250 / 0.12), var(--shadow); }
.searchbar input {
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink);
  padding: 12px 14px;
  min-width: 0;
}
.searchbar input::placeholder { color: var(--ink-4); }

/* ----------------------------------------------------------------------------
   10. Approval gauge
   -------------------------------------------------------------------------- */
@keyframes sweepIn { from { stroke-dashoffset: 402; } to { stroke-dashoffset: var(--gauge-offset, 92); } }
.gauge { display: flex; flex-direction: column; align-items: center; }
.gauge__arc { animation: sweepIn 1.4s cubic-bezier(0.22, 0.9, 0.3, 1) both; }
.gauge__value { font-family: var(--font-mono); font-weight: 600; font-size: 44px; margin-top: -14px; }
.gauge__label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; margin-top: 4px; }

/* criterion bars */
.criteria { display: flex; flex-direction: column; gap: 18px; }
.criterion__head { display: flex; justify-content: space-between; align-items: baseline; font-size: 13px; margin-bottom: 6px; }
.criterion__status { font-family: var(--font-mono); font-size: 12px; }
.criterion__track { height: 6px; background: var(--hair); border-radius: 3px; overflow: hidden; }
.criterion__fill { height: 100%; border-radius: 3px; width: 0; transition: width 1s cubic-bezier(0.22, 0.9, 0.3, 1); }

/* ----------------------------------------------------------------------------
   11. Utility
   -------------------------------------------------------------------------- */
.stack > * + * { margin-top: var(--stack, 16px); }
.flex { display: flex; }
.between { justify-content: space-between; }
.items-center { align-items: center; }
.gap-s { gap: 10px; }
.gap { gap: 20px; }
.wrap { flex-wrap: wrap; }
.hidden { display: none !important; }
.on-dark { background: var(--navy-900); color: var(--paper); }
.on-dark .eyebrow { color: oklch(0.78 0.03 250); }
.data-line { font-family: var(--font-mono); font-size: 12px; color: var(--ink-3); }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-in { opacity: 1; transform: none; }

/* ----------------------------------------------------------------------------
   12. Responsive
   -------------------------------------------------------------------------- */
/* ----------------------------------------------------------------------------
   13. Page compositions
   -------------------------------------------------------------------------- */

/* Hero */
.hero { position: relative; overflow: hidden; padding-block: 84px 96px; }
.hero__inner { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: 64px; align-items: center; position: relative; z-index: 2; }
.hero__inner > * { min-width: 0; }
.hero__copy .h1 { max-width: 640px; }
.hero__trust { list-style: none; display: flex; gap: 32px; flex-wrap: wrap; margin: 40px 0 0; padding: 24px 0 0; border-top: 1px solid var(--border); font-size: 14px; color: var(--ink-3); }
.hero__trust strong { font-family: var(--font-mono); color: var(--navy-900); font-weight: 600; }
.hero__blueprint {
  position: absolute; right: -140px; top: -80px; width: 620px; height: 620px; z-index: 1; opacity: 0.5;
  background-image:
    linear-gradient(oklch(0.52 0.06 250 / 0.14) 1px, transparent 1px),
    linear-gradient(90deg, oklch(0.52 0.06 250 / 0.14) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: radial-gradient(circle at 70% 30%, #000, transparent 62%);
  mask-image: radial-gradient(circle at 70% 30%, #000, transparent 62%);
  pointer-events: none;
}

/* Hero live-preview card */
.hero__card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-l); box-shadow: var(--shadow-lg); padding: 24px; }
.hero__card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.hero__card-addr .data-line { margin-top: 3px; }
.hero__card-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 16px; margin-top: 6px; border-top: 1px solid var(--hair); }

/* Scope strip */
.strip { border-block: 1px solid var(--border); background: var(--paper-2); padding-block: 28px; }
.strip__label { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-4); margin: 0 0 16px; }
.strip__munis { display: flex; flex-wrap: wrap; gap: 12px 34px; font-size: 15px; color: var(--ink-3); }
.strip__munis span { position: relative; }

/* Process cells */
.process { padding: 40px 34px; }
.process__n { font-size: 26px; color: var(--slate-600); margin-bottom: 14px; }
.process h3 { margin-bottom: 10px; }
.process p { font-size: 15px; color: var(--ink-3); line-height: 1.55; margin: 0; }

/* Feature split */
.feature-split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.feature-split__viz { background: var(--paper-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }
.ticks { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.ticks li { position: relative; padding-left: 30px; font-size: 15px; color: var(--ink-2); }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: 2px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--green-wash);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 6.2l2.2 2.3 4.8-5' fill='none' stroke='%23347a52' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center;
}

/* Differentiator number */
.diff__n { font-size: 13px; color: var(--slate-600); margin-bottom: 14px; }

/* Stats */
.stats__n { font-size: clamp(2.2rem, 4vw, 3rem); font-weight: 600; color: var(--paper); line-height: 1; margin-bottom: 12px; }
.stats__l { font-size: 13px; color: oklch(0.72 0.03 250); line-height: 1.5; max-width: 220px; }

/* Quote */
.quote { margin: 0; border-left: 3px solid var(--slate-600); padding: 8px 0 8px 32px; max-width: 820px; }
.quote p { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.4rem, 3vw, 2rem); line-height: 1.3; letter-spacing: -0.01em; margin: 0 0 18px; }
.quote strong { color: var(--green-ink); }
.quote footer { font-size: 13px; color: var(--ink-3); }

/* FAQ */
.faq { max-width: 820px; border-top: 1px solid var(--border); }
.faq__item { border-bottom: 1px solid var(--border); }
.faq__item summary { cursor: pointer; list-style: none; padding: 22px 0; font-family: var(--font-display); font-weight: 700; font-size: 18px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; font-family: var(--font-mono); font-weight: 400; font-size: 22px; color: var(--slate-600); transition: transform 0.2s ease; }
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p { margin: 0 0 24px; color: var(--ink-2); font-size: 15px; line-height: 1.65; max-width: 680px; }

/* CTA band */
.cta { border-radius: var(--radius-xl); padding: 48px; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }

/* Page hero (interior pages) */
.pagehead { padding-block: 72px 24px; }
.pagehead .h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }

/* ----------------------------------------------------------------------------
   14. Assessment wizard
   -------------------------------------------------------------------------- */
.wz-tabs { display: flex; padding: 24px 40px 0; gap: 0; }
.wz-tab { flex: 1; padding-bottom: 16px; border-bottom: 3px solid var(--border); display: flex; align-items: baseline; gap: 8px; transition: border-color 0.2s ease; }
.wz-tab.is-active { border-color: var(--slate-600); }
.wz-tab.is-done { border-color: var(--green); }
.wz-tab__n { font-size: 11px; color: var(--ink-4); }
.wz-tab.is-active .wz-tab__n, .wz-tab.is-active .wz-tab__l { color: var(--slate-600); }
.wz-tab.is-done .wz-tab__n { color: var(--green-ink); }
.wz-tab__l { font-size: 13px; color: var(--ink-4); font-weight: 500; }
.wz-body { padding: 34px 40px 8px; }
.chips--stack { flex-direction: column; align-items: stretch; }
.chips--stack .chip { text-align: left; }
.wz-controls { display: flex; align-items: center; gap: 12px; padding: 20px 40px 32px; }
.wz-controls__spacer { flex: 1; }

/* Analyzing stage */
.analyzing { padding: 56px 40px 48px; text-align: center; }
.an-progress { max-width: 460px; margin: 0 auto 24px; height: 6px; background: var(--hair); border-radius: 3px; overflow: hidden; }
.an-progress__bar { height: 100%; width: 0; background: var(--slate-600); border-radius: 3px; transition: width 0.4s ease; }
.an-log { max-width: 520px; margin: 0 auto; text-align: left; display: flex; flex-direction: column; gap: 9px; font-size: 13px; color: var(--ink-3); }
.an-line { opacity: 0; transform: translateX(-6px); transition: opacity 0.3s ease, transform 0.3s ease; }
.an-line.is-in { opacity: 1; transform: none; }
.an-line.is-done { color: var(--green-ink); }
.an-tick { display: inline-block; width: 16px; color: var(--slate-600); }
.an-line.is-done .an-tick { color: var(--green); }

/* ----------------------------------------------------------------------------
   15. Feasibility report
   -------------------------------------------------------------------------- */
.report__section { font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-4); margin: 0 0 20px; }
.report__head { padding: 24px 40px; border-bottom: 1px solid var(--border); }
.report__body { padding: 40px; }
.report__conclusion { padding: 40px; border-top: 1px solid var(--border); background: var(--paper-2); display: grid; grid-template-columns: 1fr 320px; align-items: center; gap: 32px; }
.report__gauge { display: flex; justify-content: center; border-left: 1px solid var(--border); padding-left: 32px; }
.report__grid { padding: 40px; border-top: 1px solid var(--border); display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.report__grid--brief { align-items: start; }
.report__col { min-width: 0; }

/* pathway */
.path__label { font-family: var(--font-display); font-weight: 700; font-size: 18px; }
.path__steps { list-style: none; margin: 0 0 18px; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.path__steps li { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--ink-2); }
.path__n { flex: none; width: 22px; height: 22px; border-radius: 50%; background: var(--navy-900); color: #fff; font-family: var(--font-mono); font-size: 11px; display: inline-flex; align-items: center; justify-content: center; }
.path__meta { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--hair); font-size: 12px; color: var(--ink-3); }
.path__meta strong { font-size: 14px; color: var(--navy-900); }

/* site envelope */
.envelope-viz { aspect-ratio: 16 / 10; background: var(--paper-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 10px; margin-bottom: 16px; }
.envelope-stats { display: flex; flex-direction: column; gap: 10px; }
.envelope-stats > div { display: flex; align-items: baseline; justify-content: space-between; font-size: 12px; color: var(--ink-3); border-bottom: 1px solid var(--hair); padding-bottom: 8px; }
.envelope-stats strong { font-size: 15px; color: var(--navy-900); }

/* analyst brief */
.brief { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.brief li { position: relative; padding-left: 20px; font-size: 14.5px; line-height: 1.6; color: var(--ink-2); }
.brief li::before { content: ""; position: absolute; left: 0; top: 9px; width: 6px; height: 6px; background: var(--slate-600); }
.brief--recs li::before { background: var(--green); border-radius: 50%; }

/* uplift callout */
.uplift { margin: 0 40px 40px; background: var(--navy-900); color: var(--paper); border-radius: var(--radius); padding: 28px 32px; }
.uplift__tag { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: oklch(0.78 0.03 250); margin-bottom: 10px; }
.uplift__move { color: #fff; margin-bottom: 8px; }
.uplift__detail { font-size: 14px; line-height: 1.6; color: oklch(0.85 0.015 250); margin: 0; max-width: 720px; }

.report__actions { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }

/* ----------------------------------------------------------------------------
   16. Services & interior extras
   -------------------------------------------------------------------------- */
.service-card { display: flex; flex-direction: column; }
.service-card p { flex: 1; }
.service-card__meta { font-size: 11px; letter-spacing: 0.04em; color: var(--ink-4); margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--hair); }
.card--featured { border-color: var(--slate-600); box-shadow: 0 0 0 1px var(--slate-600); }
.price__tag { display: inline-block; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--slate-600); background: var(--slate-tint); padding: 5px 12px; border-radius: 20px; }
.tag--soon { display: inline-block; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--amber-ink); background: var(--amber-wash); padding: 5px 12px; border-radius: 20px; margin-bottom: 16px; }
.service-card--soon .feature__glyph { border-color: var(--ink-4); background: none; }
.service-card--soon h3 { color: var(--ink-2); }

/* Approach / methodology */
.step-list { counter-reset: step; list-style: none; margin: 0; padding: 0; }
.step-list__item { display: grid; grid-template-columns: 64px 1fr; gap: 24px; padding: 32px 0; border-top: 1px solid var(--border); }
.step-list__item:last-child { border-bottom: 1px solid var(--border); }
.step-list__n { font-family: var(--font-mono); font-size: 13px; color: var(--slate-600); padding-top: 4px; }
.step-list__item h3 { font-size: 20px; margin-bottom: 8px; }
.step-list__item p { margin: 0; color: var(--ink-2); font-size: 15px; line-height: 1.6; }

.dim-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius-l); overflow: hidden; }
.dim { background: var(--white); padding: 26px 28px; }
.dim__w { font-family: var(--font-mono); font-size: 11px; color: var(--slate-600); float: right; }
.dim h4 { font-family: var(--font-display); font-weight: 700; font-size: 16px; margin: 0 0 6px; }
.dim p { font-size: 13px; color: var(--ink-3); line-height: 1.5; margin: 0; }

/* Contact split */
.contact-split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-info__row { display: flex; flex-direction: column; gap: 4px; }
.contact-info__row .mono { font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-4); }
.contact-info__row a, .contact-info__row span { font-size: 16px; color: var(--ink); text-decoration: none; }
.contact-info__row a:hover { color: var(--slate-600); }
.form-success { background: var(--green-wash); border: 1px solid var(--green); border-radius: var(--radius); padding: 20px 24px; color: oklch(0.32 0.09 150); font-size: 14px; }

@media (max-width: 900px) {
  .dim-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .contact-split { grid-template-columns: 1fr; gap: 32px; }
  .step-list__item { grid-template-columns: 40px 1fr; gap: 14px; }
}

/* ----------------------------------------------------------------------------
   17. Admin dashboard
   -------------------------------------------------------------------------- */
.admin-stats { display: flex; gap: 28px; }
.admin-stat { display: flex; flex-direction: column; align-items: flex-end; }
.admin-stat strong { font-family: var(--font-mono); font-size: 22px; color: var(--navy-900); line-height: 1.1; }
.admin-stat span { font-size: 11px; color: var(--ink-3); margin-top: 2px; }

.admin-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 760px; }
.admin-table th {
  text-align: left; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ink-4); padding: 14px 16px; border-bottom: 1px solid var(--border); white-space: nowrap;
}
.admin-table td { padding: 14px 16px; border-bottom: 1px solid var(--hair); vertical-align: middle; }
.admin-th--sortable { cursor: pointer; user-select: none; transition: color 0.12s ease; }
.admin-th--sortable:hover { color: var(--slate-600); }
.admin-th--sortable .sort-arrow { display: inline-block; width: 10px; color: var(--slate-600); }
.admin-row { cursor: pointer; transition: background 0.12s ease; }
.admin-row:hover { background: var(--paper-2); }
.admin-empty { text-align: center; color: var(--ink-4); padding: 40px 16px !important; }

.admin-fee-input {
  width: 108px; font-family: var(--font-mono); font-size: 12px; color: var(--ink-2);
  background: transparent; border: 1px solid transparent; border-radius: var(--radius-s);
  padding: 5px 8px; margin: -5px -8px; transition: border-color 0.12s ease, background 0.12s ease;
}
.admin-fee-input::placeholder { color: var(--ink-4); }
.admin-fee-input:hover { border-color: var(--hair); background: var(--paper); }
.admin-fee-input:focus { outline: none; border-color: var(--slate-600); background: var(--paper); }

.admin-status { font-size: 11px; }
.admin-status--new { color: var(--slate-600); border-color: var(--slate-600); }
.admin-status--contacted { color: var(--amber-ink); border-color: var(--amber); }
.admin-status--in_progress { color: var(--navy-900); border-color: var(--navy-900); }
.admin-status--closed { color: var(--ink-4); }

.doc-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.doc-btn[disabled] { opacity: 0.45; cursor: not-allowed; }

/* project-message thread (admin + client portal share this look) */
.portal-thread { max-height: 300px; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; padding-right: 4px; }
.portal-msg { padding: 10px 14px; border-radius: var(--radius-s); border: 1px solid var(--hair); }
.portal-msg--datum { background: var(--slate-tint); border-color: transparent; }
.portal-msg--client { background: var(--paper-2); }
.portal-msg__meta { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-4); margin-bottom: 4px; }
.portal-msg--datum .portal-msg__meta { color: var(--slate-600); }
.portal-msg__body { font-size: 13.5px; line-height: 1.55; color: var(--ink-2); white-space: pre-wrap; }

/* client-portal project stage bar */
.portal-stagebar { display: flex; align-items: flex-start; }
.portal-stage { flex: 1; display: flex; flex-direction: column; align-items: center; text-align: center; position: relative; min-width: 0; }
.portal-stage::after {
  content: ""; position: absolute; top: 13px; left: 50%; width: 100%; height: 2px;
  background: var(--hair); z-index: 0;
}
.portal-stage:last-child::after { display: none; }
.portal-stage.is-done::after { background: var(--slate-600); }
.portal-stage__dot {
  width: 26px; height: 26px; border-radius: 50%; background: var(--paper); border: 2px solid var(--hair);
  display: flex; align-items: center; justify-content: center; font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-4); position: relative; z-index: 1; flex: none;
}
.portal-stage.is-done .portal-stage__dot { background: var(--slate-600); border-color: var(--slate-600); color: #fff; }
.portal-stage.is-current .portal-stage__dot { background: var(--navy-900); border-color: var(--navy-900); color: #fff; box-shadow: 0 0 0 4px var(--slate-tint); }
.portal-stage__label { font-size: 11.5px; color: var(--ink-3); margin-top: 10px; padding: 0 6px; line-height: 1.3; }
.portal-stage.is-current .portal-stage__label { color: var(--navy-900); font-weight: 600; }
@media (max-width: 640px) {
  .portal-stagebar { overflow-x: auto; }
  .portal-stage { min-width: 90px; }
}
.doc-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.doc-list__item {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 16px; background: var(--paper-2); border: 1px solid var(--border); border-radius: var(--radius-s);
}

@media (max-width: 720px) {
  .admin-stats { gap: 18px; }
}

@media (max-width: 560px) {
  .hero { padding-block: 48px 64px; }
  .hero__copy .h1 { font-size: clamp(2.1rem, 9vw, 2.9rem); }
  .searchbar { flex-wrap: wrap; }
  .searchbar input { flex: 1 1 100%; }
  .searchbar .btn { flex: 1 1 100%; justify-content: center; }
  .hero__trust { gap: 18px 24px; }
  .cta { padding: 32px 24px; }
  .quote { padding-left: 20px; }
}

@media (max-width: 720px) {
  .wz-tabs { padding-inline: 22px; }
  .wz-tab__l { display: none; }
  .wz-body { padding-inline: 22px; }
  .wz-controls { padding-inline: 22px; }
  .report__head, .report__body, .report__conclusion, .report__grid { padding: 28px 22px; }
  .report__conclusion { grid-template-columns: 1fr; }
  .report__gauge { border-left: 0; padding-left: 0; border-top: 1px solid var(--border); padding-top: 24px; }
  .report__grid { grid-template-columns: 1fr; gap: 28px; }
  .uplift { margin: 0 22px 28px; }
}

@media print {
  .nav, .footer, .wz-controls, #stage-wizard, #stage-analyzing, .report__actions, #r-restart, #r-print { display: none !important; }
  body { background: #fff; }
  .panel, .report { border: 0; box-shadow: none; }
  .uplift { background: #f0f0f0 !important; color: #111 !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .uplift__move, .uplift__detail, .uplift__tag { color: #111 !important; }
}

@media (max-width: 980px) {
  .hero__inner { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .feature-split { grid-template-columns: minmax(0, 1fr); gap: 36px; }
  .hero__blueprint { opacity: 0.3; }
}

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 32px; }
}
@media (max-width: 720px) {
  .shell, .shell-wide { padding-inline: 22px; }
  .section { padding-block: 64px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .nav__links {
    position: fixed;
    inset: var(--nav-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--border);
    padding: 8px 22px 20px;
    box-shadow: var(--shadow);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }
  .nav__links.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav__link { padding: 14px 0; border-bottom: 1px solid var(--hair); font-size: 16px; }
  .nav__link[aria-current="page"]::after { display: none; }
  .nav__cta { margin: 14px 0 0; }
  .nav__toggle { display: inline-flex; }
}