/* ── VARIABLES ───────────────────────────── */
:root {
  --paper:       #F3F5F2;
  --paper-2:     #D0E4CC;
  --paper-3:     #B8D4B5;
  --ink:         #1A2420;
  --ink-soft:    #5E8A68;
  --ink-faint:   #8AAF90;
  --accent:      #7AAD80;
  --accent-deep: #4A7550;
  --line:        rgba(26, 36, 32, 0.1);
  --line-strong: rgba(26, 36, 32, 0.18);
  --radius: 4px;
  --maxw: 1140px;
  --sans: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "DM Sans", system-ui, sans-serif;
}

/* ── RESET & BASE ────────────────────────── */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 72px; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background-color: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

h1, h2, h3 { font-family: var(--sans); font-weight: 600; line-height: 1.06; letter-spacing: -0.02em; }

section { position: relative; z-index: 1; }

/* ── LAYOUT ──────────────────────────────── */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

.sec { padding: 78px 0; }

.sec-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 46px;
}
.sec-head h2 { font-size: clamp(2rem, 4vw, 2.9rem); max-width: 18ch; }
.sec-head .num { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); letter-spacing: 0.1em; }

/* ── TYPOGRAPHY ──────────────────────────── */
.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-deep);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}

.chip {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
  border: 1px solid var(--line-strong);
  padding: 0.3em 0.7em;
  border-radius: 999px;
}

/* ── BUTTONS ─────────────────────────────── */
.btn {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.7em 1.3em;
  border-radius: var(--radius);
  border: 1.5px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  transition: transform .15s, background .2s, color .2s, border-color .2s;
  display: inline-block;
}
.btn:hover { transform: translateY(-2px); background: var(--accent-deep); border-color: var(--accent-deep); color: var(--paper); }

.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); transform: translateY(-2px); }

/* ── ANIMATIONS ──────────────────────────── */
.reveal-load { opacity: 0; transform: translateY(18px); animation: rise .8s cubic-bezier(.2,.7,.2,1) forwards; }
.d1 { animation-delay: .05s; }
.d2 { animation-delay: .18s; }
.d3 { animation-delay: .31s; }
.d4 { animation-delay: .44s; }
.d5 { animation-delay: .57s; }
@keyframes rise { to { opacity: 1; transform: none; } }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s, transform .7s; }
.reveal.in { opacity: 1; transform: none; }

/* ── NAV ─────────────────────────────────── */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
  background: rgba(243, 245, 242, 0.9);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
header.scrolled { border-bottom: 1px solid var(--line); }

.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.brand {
  font-family: var(--sans);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 0.5em;
}
.brand .dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; display: inline-block; }

.navlinks { display: flex; align-items: center; gap: 30px; }
.navlinks a.link { font-size: 0.92rem; font-weight: 500; color: var(--ink-soft); transition: color .2s; }
.navlinks a.link:hover { color: var(--ink); }

.menu-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; padding: 6px; }
.menu-toggle span { width: 24px; height: 2px; background: var(--ink); display: block; transition: .3s; }

/* ── HERO ────────────────────────────────── */
.hero { padding: 92px 0 72px; }
.hero h1 { font-size: clamp(2.7rem, 7vw, 5.1rem); max-width: 16ch; }
.hero h1 em { font-style: italic; color: var(--ink-soft); font-weight: 400; }
.hero .lead { font-size: clamp(1.05rem, 2vw, 1.28rem); color: var(--ink-soft); max-width: 56ch; margin-top: 26px; }
.hero-cta { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }

.stack-strip {
  margin-top: 56px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  align-items: center;
}
.stack-strip .stack-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ── SERVICES ────────────────────────────── */
#services { background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.offers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line-strong); background: var(--paper); }

.offer { padding: 34px 30px 38px; border-right: 1px solid var(--line); position: relative; transition: background .25s; }
.offer:last-child { border-right: none; }
.offer:hover { background: var(--paper-3); }
.offer .onum { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-soft); }
.offer h3 { font-size: 1.4rem; margin: 18px 0 12px; }
.offer p { color: var(--ink-soft); font-size: 0.98rem; }
.offer ul { list-style: none; margin-top: 18px; display: grid; gap: 8px; }
.offer li { font-size: 0.88rem; color: var(--ink-soft); padding-left: 18px; position: relative; }
.offer li::before { content: "→"; position: absolute; left: 0; color: var(--ink-faint); }
.offer .tag {
  position: absolute;
  top: 30px;
  right: 28px;
  font-family: var(--mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
}

/* ── WORK ────────────────────────────────── */
.work-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

.work-card {
  border: 1px solid var(--line-strong);
  background: var(--paper);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .25s, box-shadow .25s;
  display: flex;
  flex-direction: column;
}
.work-card:hover { transform: translateY(-4px); box-shadow: 8px 12px 0 rgba(26, 36, 32, 0.08); }

.work-thumb {
  aspect-ratio: 16 / 9;
  background: var(--ink);
  color: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.work-thumb .glyph { font-family: var(--sans); font-size: 2rem; font-weight: 300; letter-spacing: -0.03em; opacity: 0.9; }
.work-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(135deg, transparent 48%, rgba(227, 233, 223, 0.12) 50%, transparent 52%);
  background-size: 24px 24px;
}

.work-body { padding: 24px 26px 28px; }
.work-status { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-soft); }
.work-body h3 { font-size: 1.45rem; margin: 12px 0 8px; }
.work-body p { color: var(--ink-soft); font-size: 0.96rem; }
.work-meta { margin-top: 18px; display: flex; gap: 8px; flex-wrap: wrap; }

/* ── ABOUT ───────────────────────────────── */
#about { background: var(--ink); color: var(--paper); }
#about .eyebrow { color: var(--accent); }
#about .eyebrow::before { background: var(--accent); }

.about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: start; }

#about h2 { font-size: clamp(2rem, 4vw, 2.9rem); }

.about-bio p { color: var(--paper-2); font-size: 1.08rem; margin-top: 18px; max-width: 50ch; }
.about-bio strong { color: var(--paper); font-weight: 600; }

.timeline { border-left: 1px solid rgba(243, 245, 242, 0.22); padding-left: 26px; display: grid; gap: 30px; }
.tl-item .tl-role { font-size: 1.1rem; font-weight: 600; }
.tl-item .tl-meta { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; color: var(--accent); margin: 4px 0 8px; text-transform: uppercase; }
.tl-item p { color: var(--paper-3); font-size: 0.92rem; }

.about-stack { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 8px; }
.about-stack .chip { color: var(--paper-2); border-color: rgba(243, 245, 242, 0.22); }

/* ── CONTACT ─────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: start; }

#contact h2 { font-size: clamp(2.2rem, 5vw, 3.4rem); max-width: 14ch; }
#contact h2 em { font-style: italic; font-weight: 400; color: var(--ink-soft); }

.contact-side p { color: var(--ink-soft); margin-top: 18px; max-width: 38ch; }

.contact-direct { margin-top: 28px; display: grid; gap: 14px; }
.contact-direct a { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; font-size: 1.02rem; }
.contact-direct a .lbl { font-family: var(--mono); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-faint); font-weight: 400; }
.contact-direct a:hover { color: var(--accent-deep); }

form { display: grid; gap: 18px; }

.field { display: grid; gap: 7px; }
.field label { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); }
.field input,
.field select,
.field textarea {
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 0.78em 0.9em;
  transition: border-color .2s;
}
.field input:focus,
.field select:focus,
.field textarea:focus { outline: none; border-color: var(--accent); }
.field textarea { resize: vertical; min-height: 110px; }

.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.form-note { font-size: 0.82rem; color: var(--ink-faint); }

#formMsg { font-family: var(--mono); font-size: 0.85rem; padding: 0.7em 0; min-height: 1.2em; }
#formMsg.ok { color: var(--accent-deep); }
#formMsg.err { color: var(--ink-soft); }

/* ── FOOTER ──────────────────────────────── */
footer { border-top: 1px solid var(--line); padding: 40px 0; }

.foot { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.foot .brand { font-size: 1.05rem; }
.foot .copy { font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint); }

/* ── RESPONSIVE ──────────────────────────── */
@media (max-width: 880px) {
  .navlinks {
    position: fixed;
    inset: 72px 0 auto 0;
    background: var(--paper);
    flex-direction: column;
    gap: 0;
    padding: 8px 0 18px;
    border-bottom: 1px solid var(--line);
    transform: translateY(-130%);
    transition: transform .35s;
  }
  .navlinks.open { transform: none; }
  .navlinks a.link { padding: 14px 28px; width: 100%; }
  .navlinks .btn { margin: 8px 28px; text-align: center; }
  .menu-toggle { display: flex; }

  .offers { grid-template-columns: 1fr; }
  .offer { border-right: none; border-bottom: 1px solid var(--line); }
  .offer:last-child { border-bottom: none; }
  .offer .tag { top: 30px; }

  .work-grid { grid-template-columns: 1fr; }

  .about-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }

  .row2 { grid-template-columns: 1fr; }
}