/* Axis Point: graphite and cobalt, numbers in mono.
   Change the colours and fonts here; base.css reads these variables. */
:root {
  --bg: #0F1114;
  --surface: #171A1F;
  --soft: #1D2127;
  --ink: #E9ECEF;
  --muted: #9AA3AE;
  --line: #2A2F36;
  --line-strong: #3A414B;
  --cobalt: #3D6BFF;
  --brand: #3D6BFF;
  --brand-hover: #5A82FF;
  --brand-ink: #FFFFFF;
  --brand-text: #8AA6FF;
  --accent: #FFB547;
  --eyebrow: #8AA6FF;
  --ok: #4ADE9B;
  --danger: #FF8F80;
  --focus: #8AA6FF;
  --input-bg: #13161A;
  --menu-bg: #0F1114;
  --head: "Sora", system-ui, sans-serif;
  --body: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --radius: 6px;
  --radius-lg: 10px;
  --wrap: 1240px;
  --gap: 20px;
  color-scheme: dark;
}
h1, h2, h3 { font-weight: 600; letter-spacing: -.02em; }
.eyebrow { font-family: var(--mono); font-weight: 500; letter-spacing: .08em; }
.btn { font-weight: 600; }
.btn svg { width: 20px; height: 20px; }
.btn-ghost:hover { border-color: var(--brand-text); color: var(--brand-text); }
.text-link { color: var(--brand-text); font-weight: 600; text-underline-offset: 5px; }

/* ---------- header ---------- */
.header { background: rgba(15,17,20,.9); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.header .wrap { min-height: 76px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-mark { width: 30px; height: 34px; color: var(--ink); }
.logo span { display: grid; line-height: 1; }
.logo b { font: 700 1.2rem var(--head); letter-spacing: .12em; }
.logo small { font: 400 .7rem var(--mono); color: var(--muted); margin-top: 5px; }
.nav a { color: var(--muted); font-weight: 500; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); background: var(--soft); }
.nav-toggle { border-color: var(--line-strong); color: var(--ink); }

/* ---------- hero ---------- */
.hero { padding-block: clamp(40px, 6vw, 88px); background: radial-gradient(ellipse at 80% 20%, rgba(61,107,255,.18), transparent 55%); }
.hero-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(28px, 5vw, 72px); align-items: center; }
@media (max-width: 960px) { .hero-grid { grid-template-columns: 1fr; } .tower { max-width: 360px; } }
.hero h1 { font-size: clamp(2.4rem, 5.4vw, 4.4rem); line-height: 1.02; margin: 16px 0 20px; }
.hero h1 span { color: var(--brand-text); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.kpis { display: grid; grid-template-columns: repeat(3, 1fr); margin: 36px 0 0; border-top: 1px solid var(--line-strong); }
.kpis div { padding: 16px 16px 0 0; }
.kpis dt { font: 400 .74rem var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.kpis dd { margin: 6px 0 0; font: 600 1.4rem var(--head); }
@media (max-width: 520px) { .kpis { grid-template-columns: 1fr; } }

/* ---------- availability stack (signature) ---------- */
.sec-head { display: flex; justify-content: space-between; align-items: end; gap: 12px 32px; flex-wrap: wrap; margin-bottom: 24px; }
.sec-head h2, .sec-title, .sub-title { font-size: clamp(1.9rem, 3.8vw, 2.8rem); margin-top: 8px; }
.sec-head .lede { max-width: 46ch; }
.sub-title { font-size: clamp(1.4rem, 2.6vw, 1.9rem); margin-bottom: 14px; }
.stack-tools { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 14px; }
.need { display: grid; gap: 6px; font-weight: 600; min-width: min(100%, 360px); }
.need output { font-family: var(--mono); color: var(--brand-text); }
.need input { width: 100%; accent-color: var(--brand); height: 30px; }
.legend { list-style: none; display: flex; flex-wrap: wrap; gap: 14px; font-size: .9rem; }
.legend li::before { content: ""; display: inline-block; width: 12px; height: 12px; margin-right: 6px; border-radius: 2px; vertical-align: -1px; }
.lg-available::before { background: var(--brand); } .lg-offer::before { background: var(--accent); } .lg-leased::before { background: #3A414B; }
.stack-body { display: grid; grid-template-columns: 1.6fr 1fr; gap: clamp(16px, 3vw, 32px); align-items: start; }
@media (max-width: 960px) { .stack-body { grid-template-columns: 1fr; } }
.stack-grid { display: grid; gap: 4px; padding: 16px; border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--line); }
.stack-row { display: flex; gap: 4px; align-items: stretch; }
.fl { flex: 0 0 40px; display: grid; place-items: center; font: 500 .85rem var(--mono); color: var(--muted); }
.roof { flex: 1; padding: 8px 12px; border: 1px dashed var(--line-strong); border-radius: 4px; font-size: .82rem; color: var(--muted); }
.unit { display: flex; justify-content: space-between; align-items: center; gap: 6px; min-width: 0; min-height: 36px; padding: 6px 10px; border: 1px solid transparent; border-radius: 4px; font: 500 .82rem var(--mono); color: var(--ink); cursor: pointer; transition: opacity .2s, transform .15s, box-shadow .2s; }
.unit small { color: inherit; opacity: .75; }
.unit.is-available { background: rgba(61,107,255,.28); }
.unit.is-offer { background: rgba(255,181,71,.22); color: #FFD59A; }
.unit.is-leased { background: #24282F; color: #6B7480; }
.unit.is-fit { background: var(--brand); color: #fff; box-shadow: 0 0 0 1px #8AA6FF inset; }
.unit:hover { transform: translateY(-1px); }
.unit.is-selected { box-shadow: 0 0 0 2px #fff; }
@media (max-width: 520px) { .unit small { display: none; } .fl { flex-basis: 28px; } }
.stack-panel { position: sticky; top: 96px; display: grid; gap: 14px; padding: 22px; border-radius: var(--radius-lg); background: var(--soft); border: 1px solid var(--line); min-height: 240px; }
.stack-panel h3 { font-size: 1.8rem; }
.stack-panel .spec { grid-template-columns: 1fr 1fr; }
.spec div { background: var(--surface); }
.sp-hint { color: var(--muted); }
.sp-status { justify-self: start; padding: 4px 10px; border-radius: 999px; font: 500 .78rem var(--mono); text-transform: uppercase; }
.st-available { background: var(--brand); color: #fff; } .st-offer { background: var(--accent); color: #111; } .st-leased { background: #3A414B; color: var(--ink); }
.sp-total { font: 500 1rem var(--mono); color: var(--brand-text); }
.pm-actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------- specs, tenants ---------- */
.specs { background: var(--surface); border-block: 1px solid var(--line); }
.spec-big { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); margin: 24px 0; }
.spec-big dd { font: 600 1.35rem var(--head); }
.tenants { display: grid; gap: 16px; }
.logos { list-style: none; display: flex; flex-wrap: wrap; gap: 12px 40px; }
.logos li { font: 600 1.3rem var(--head); color: #5E6672; letter-spacing: -.01em; }

/* ---------- calculator ---------- */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 3vw, 36px); padding: clamp(20px, 3vw, 32px); border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--line); }
@media (max-width: 860px) { .calc { grid-template-columns: 1fr; } }
.calc-inputs { display: grid; gap: 22px; align-content: start; }
.calc-inputs label { display: flex; justify-content: space-between; font-weight: 600; }
.calc-inputs output { font-family: var(--mono); color: var(--brand-text); }
.calc input[type="range"] { width: 100%; accent-color: var(--brand); height: 30px; }
.choice label { font-weight: 500; }
.calc-result { display: grid; gap: 10px; align-content: start; padding: 22px; border-radius: var(--radius); background: var(--soft); }
.cr-label { font: 400 .76rem var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.cr-area { font: 600 clamp(2.2rem, 5vw, 3rem)/1 var(--head); color: #fff; }
.cr-split { display: grid; gap: 6px; margin: 6px 0 12px; }
.cr-split div { display: flex; justify-content: space-between; }
.cr-split dt { color: var(--muted); }
.cr-split dd { margin: 0; font-family: var(--mono); }
.fit-list { list-style: none; display: grid; gap: 8px; }
.fit-list li { display: grid; gap: 2px; padding: 10px 12px; border-radius: 4px; background: var(--surface); border-left: 3px solid var(--brand); font-size: .92rem; }
.fit-list span { color: var(--muted); }
.amen-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
@media (max-width: 860px) { .amen-grid { grid-template-columns: 1fr; } }
.amen { padding: 24px; border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--line); }
.amen h2 { font-size: 1.4rem; margin-bottom: 14px; }

/* ---------- inner pages ---------- */
.page-head { border-bottom: 1px solid var(--line); margin-bottom: clamp(24px, 4vw, 40px); }
.card { background: var(--surface); }

/* ---------- CTA + footer ---------- */
.cta-band { padding-block: clamp(48px, 7vw, 88px); background: linear-gradient(120deg, #18234A, #0F1114 70%); border-top: 1px solid var(--line); }
.cta-band .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 24px; }
.cta-band h2 { font-size: clamp(1.8rem, 4vw, 3rem); margin-top: 8px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.footer { border-top: 1px solid var(--line); --footer-line: var(--line); }
.footer h2 { color: var(--brand-text); opacity: 1; font-family: var(--mono); }
.footer ul { color: var(--muted); }
.f-about { margin: 14px 0 10px; max-width: 34ch; color: var(--muted); }
.footer .rera { margin-top: 32px; color: var(--muted); }
.wa-float { background: var(--surface); border: 1px solid var(--line-strong); color: var(--ink); }
.wa-float:hover { background: var(--soft); border-color: var(--brand); }