/* Samiullah Qadeer — portfolio
   "Ledger": green-bar accounting paper as the structural device.
   Boldness is spent on one thing only: the deployments table. */

:root {
  --paper:    #F4F6F1;
  --band:     #E3EADC;
  --ink:      #16201C;
  --ink-soft: #56635C;
  --rule:     #C2CBBB;
  --mark:     #A33A28;

  --sans: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --gutter-w: 3.25rem;
  --pad-x: clamp(1.25rem, 5vw, 4rem);
  --measure: 62ch;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.015em; line-height: 1.1; }
p { margin: 0; }
a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--mark);
  outline-offset: 3px;
}

.vh {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

.skip {
  position: absolute; left: -999px; top: 0; z-index: 20;
  background: var(--ink); color: var(--paper);
  padding: 0.6rem 1rem; text-decoration: none;
}
.skip:focus { left: 0; }

.wrap {
  max-width: 78rem;
  margin: 0 auto;
  padding-inline: var(--pad-x);
}

/* ---------- top bar ---------- */

.top {
  border-bottom: 1px solid var(--rule);
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px);
}
.top-in {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 1.5rem; padding-block: 0.95rem;
}
.mark-name {
  font-weight: 600; font-size: 1rem; letter-spacing: -0.01em;
  text-decoration: none; white-space: nowrap;
}
.top-nav { display: flex; gap: clamp(0.9rem, 2.5vw, 1.9rem); }
.top-nav a {
  font-size: 0.9375rem; color: var(--ink-soft);
  text-decoration: none; padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}
.top-nav a:hover { color: var(--ink); border-bottom-color: var(--mark); }

/* ---------- the gutter rule: the one motion moment ---------- */

.gutter { width: var(--gutter-w); flex: none; padding-top: 0.7rem; }
.draw {
  display: block; width: 2px; background: var(--mark);
  height: 0;
  transition: height 900ms cubic-bezier(.16,.84,.44,1) 120ms;
}
.ready .draw { height: 5.5rem; }
.ready .draw-2 { height: 3.75rem; }
.still .draw { transition: none; }

/* ---------- hero ---------- */

.hero { padding-block: clamp(4rem, 12vh, 8.5rem) clamp(3rem, 8vh, 5.5rem); }
.hero-in { display: flex; align-items: flex-start; }
.hero-body { flex: 1 1 auto; min-width: 0; }

.hero-body h1 {
  font-weight: 800;
  font-size: clamp(2.35rem, 5.6vw, 4.35rem);
  line-height: 1.03;
  letter-spacing: -0.032em;
  max-width: 15ch;
  text-wrap: balance;
}
.lede {
  margin-top: 1.6rem;
  max-width: var(--measure);
  font-size: clamp(1.0625rem, 1.5vw, 1.1875rem);
  color: var(--ink-soft);
}
.acts { margin-top: 2.4rem; display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem; }

.meta {
  flex: 0 0 17rem;
  margin: 0.9rem 0 0;
  align-self: flex-start;
}
.meta-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.15rem;
  padding-block: 0.7rem;
  border-top: 1px solid var(--rule);
}
.meta-row:last-child { border-bottom: 1px solid var(--rule); }
.meta dt { font-size: 0.75rem; color: var(--ink-soft); }
.meta dd { margin: 0; font-family: var(--mono); font-size: 0.8125rem; line-height: 1.45; }

.btn {
  display: inline-block;
  background: var(--ink); color: var(--paper);
  text-decoration: none; font-weight: 500; font-size: 0.9375rem;
  padding: 0.8rem 1.6rem;
  transition: background 160ms ease;
}
.btn:hover { background: var(--mark); }
.plain {
  font-size: 0.9375rem; color: var(--ink-soft);
  text-decoration: none; border-bottom: 1px solid var(--rule); padding-bottom: 2px;
}
.plain:hover { color: var(--ink); border-bottom-color: var(--mark); }

/* ---------- generic section ---------- */

.s { padding-block: clamp(3.5rem, 9vh, 6rem); border-top: 1px solid var(--rule); }
.s-alt { background: color-mix(in srgb, var(--band) 42%, var(--paper)); }

.head { margin-bottom: 2.5rem; }
.head h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); font-weight: 600; }
.head-note { margin-top: 0.6rem; color: var(--ink-soft); max-width: var(--measure); font-size: 0.9375rem; }

/* ---------- the ledger table ---------- */

.tablescroll { overflow-x: auto; }

.ledger {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}
.ledger thead th {
  background: var(--ink); color: var(--paper);
  text-align: left; font-weight: 500; font-size: 0.8125rem;
  letter-spacing: 0.02em;
  padding: 0.7rem 1rem;
  white-space: nowrap;
}
.ledger tbody td {
  padding: 0.85rem 1rem;
  vertical-align: top;
  border-bottom: 1px solid color-mix(in srgb, var(--rule) 55%, transparent);
}
.ledger tbody tr:nth-child(odd) { background: var(--band); }
.ledger tbody tr:hover td:first-child { box-shadow: inset 2px 0 0 var(--mark); }

.c-client { font-weight: 600; white-space: nowrap; }
.c-place  { color: var(--ink-soft); white-space: nowrap; }
.c-ver    { font-family: var(--mono); font-size: 0.8125rem; white-space: nowrap; }
.c-scope  { min-width: 24ch; }
.c-year   { font-family: var(--mono); font-size: 0.8125rem; font-variant-numeric: tabular-nums; text-align: right; }

.foot-note { margin-top: 1.25rem; font-size: 0.875rem; color: var(--ink-soft); }

/* ---------- services ---------- */

.svc { margin: 0; }
.svc-row {
  display: grid;
  grid-template-columns: 15rem minmax(0, var(--measure));
  gap: 0 3rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--rule);
}
.svc-row:last-child { border-bottom: 1px solid var(--rule); }
.svc dt { font-weight: 600; font-size: 1.0625rem; }
.svc dd { margin: 0; color: var(--ink-soft); }

/* ---------- modules ---------- */

.mods { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.mods li { padding-block: 1.5rem; border-top: 1px solid var(--rule); }
.mods li:last-child { border-bottom: 1px solid var(--rule); }
.mods code {
  font-family: var(--mono); font-size: 0.9375rem; font-weight: 500;
  background: var(--band); padding: 0.2rem 0.5rem;
  box-decoration-break: clone;
}
.mods p { margin-top: 0.75rem; color: var(--ink-soft); max-width: var(--measure); }

/* ---------- how ---------- */

.how { display: grid; gap: 1.1rem; max-width: var(--measure); }
.how p { color: var(--ink-soft); }

/* ---------- contact ---------- */

.contact {
  background: var(--ink); color: var(--paper);
  padding-block: clamp(4rem, 11vh, 7rem);
}
.contact-in { display: flex; align-items: flex-start; }
.contact h2 {
  font-weight: 800; font-size: clamp(1.9rem, 4.2vw, 3rem);
  letter-spacing: -0.028em; max-width: 16ch;
}
.c-lede {
  margin-top: 1.4rem; max-width: var(--measure);
  color: color-mix(in srgb, var(--paper) 72%, var(--ink));
}
.c-acts { margin-top: 2.2rem; display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem; }
.btn-inv { background: var(--paper); color: var(--ink); }
.btn-inv:hover { background: var(--mark); color: var(--paper); }
.c-mail {
  font-family: var(--mono); font-size: 0.875rem;
  color: color-mix(in srgb, var(--paper) 72%, var(--ink));
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--paper) 35%, var(--ink));
  padding-bottom: 2px; word-break: break-all;
}
.c-mail:hover { color: var(--paper); border-bottom-color: var(--mark); }

/* ---------- footer ---------- */

.foot { border-top: 1px solid var(--rule); }
.foot-in {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.75rem;
  padding-block: 1.5rem;
  font-size: 0.875rem; color: var(--ink-soft);
}

/* ---------- narrow screens ---------- */

@media (max-width: 64rem) {
  .hero-in { flex-wrap: wrap; }
  .hero-body { flex-basis: 100%; }
  .meta { flex: 1 1 auto; margin-top: 2.75rem; margin-left: var(--gutter-w); max-width: 26rem; }
}

@media (max-width: 60rem) {
  .svc-row { grid-template-columns: 1fr; gap: 0.5rem; }
}

@media (max-width: 46rem) {
  :root { --gutter-w: 1.5rem; }
  .top-in { flex-direction: column; align-items: flex-start; gap: 0.6rem; }
  .top { position: static; }
  .top-nav { gap: 1.1rem; }

  /* the table becomes one record block per row, keeping the ledger banding */
  .ledger thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); }
  .ledger, .ledger tbody, .ledger tr, .ledger td { display: block; width: 100%; }
  .ledger tbody tr {
    padding: 1.1rem 1rem;
    border-bottom: 1px solid var(--rule);
  }
  .ledger tbody td {
    padding: 0; border-bottom: 0;
    display: grid; grid-template-columns: 5.5rem 1fr; gap: 0.75rem;
    align-items: baseline;
  }
  .ledger tbody td + td { margin-top: 0.45rem; }
  .ledger tbody td::before {
    content: attr(data-l);
    font-size: 0.75rem; color: var(--ink-soft);
  }
  .ledger tbody tr:hover td:first-child { box-shadow: none; }
  .c-client { font-size: 1.0625rem; white-space: normal; }
  .c-year { text-align: left; }
}