:root {
  --ink: #0a0e14;
  --paper: #f5f3ee;
  --signal: #ff5a36;
  --signal-dim: #e84a28;
  --steel: #5a6472;
  --line: rgba(10,14,20,0.12);
  --grid: rgba(10,14,20,0.05);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 28px; }

/* ---------- NAV ---------- */
nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(245,243,238,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo {
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600; font-size: 17px; letter-spacing: -0.5px;
  display: flex; align-items: center; gap: 9px;
  text-decoration: none; color: var(--ink);
}
.logo .dot {
  width: 9px; height: 9px; background: var(--signal);
  border-radius: 50%; display: inline-block;
  box-shadow: 0 0 0 4px rgba(255,90,54,0.18);
}
.nav-links { display: flex; gap: 30px; align-items: center; }
.nav-links a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px; text-decoration: none; color: var(--steel);
  letter-spacing: 0.3px; transition: color .2s;
}
.nav-links a:hover { color: var(--ink); }
.nav-cta { background: var(--ink); color: var(--paper) !important; padding: 9px 16px; border-radius: 2px; }
.nav-cta:hover { background: var(--signal); }

/* ---------- HERO ---------- */
.hero { position: relative; padding: 90px 0 70px; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 80% 70% at 30% 20%, #000 30%, transparent 75%);
}
.hero .wrap { position: relative; z-index: 1; }
.eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--signal-dim); margin-bottom: 26px;
  display: flex; align-items: center; gap: 12px;
}
.eyebrow::after { content: ""; height: 1px; width: 60px; background: var(--signal); opacity: .5; }
h1.display {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; letter-spacing: -2.5px; line-height: 0.98;
  font-size: clamp(48px, 9vw, 104px); margin-bottom: 30px;
}
.display .seq { display: block; }
.display .verb { position: relative; }
.display .verb::before {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.16em; font-weight: 500; letter-spacing: 0;
  color: var(--steel); position: absolute; left: -2.6em; top: 0.55em;
}
.display .v1::before { content: "01"; }
.display .v2::before { content: "02"; }
.display .v3::before { content: "03"; }
.display .x { color: var(--signal); }
.lede {
  font-size: clamp(17px, 2vw, 20px); max-width: 560px;
  color: var(--steel); margin-bottom: 38px; line-height: 1.55;
}
.lede strong { color: var(--ink); font-weight: 600; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

/* ---------- BUTTONS ---------- */
.btn {
  font-family: 'IBM Plex Mono', monospace; font-size: 14px;
  text-decoration: none; padding: 14px 26px; border-radius: 2px;
  transition: transform .15s, background .2s, color .2s;
  display: inline-flex; align-items: center; gap: 9px; cursor: pointer;
  border: none;
}
.btn-primary { background: var(--signal); color: #fff; }
.btn-primary:hover { background: var(--signal-dim); transform: translateY(-2px); }
.btn-ghost { color: var(--ink); border: 1px solid var(--line); background: transparent; }
.btn-ghost:hover { border-color: var(--ink); }

/* ---------- MARQUEE ---------- */
.strip {
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: var(--ink); color: var(--paper); overflow: hidden; padding: 14px 0;
}
.marquee { display: flex; white-space: nowrap; animation: scroll 28s linear infinite; }
.marquee span {
  font-family: 'IBM Plex Mono', monospace; font-size: 13px;
  letter-spacing: 1px; padding: 0 28px; opacity: .7; display: inline-flex; gap: 28px;
}
.marquee .star { color: var(--signal); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- SECTIONS ---------- */
.section { padding: 96px 0; }
.sec-label {
  font-family: 'IBM Plex Mono', monospace; font-size: 12.5px;
  letter-spacing: 2px; text-transform: uppercase; color: var(--steel); margin-bottom: 18px;
}
.sec-label .num { color: var(--signal); }

/* ---------- PRODUCT ---------- */
.product { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.product h2 {
  font-family: 'Space Grotesk', sans-serif; font-weight: 700;
  font-size: clamp(34px, 5vw, 54px); letter-spacing: -1.5px;
  line-height: 1.02; margin-bottom: 22px;
}
.product h2 .accent { color: var(--signal); }
.product .pitch { font-size: 18px; color: var(--steel); margin-bottom: 28px; line-height: 1.6; }
.feat-list { list-style: none; margin-bottom: 34px; }
.feat-list li {
  display: flex; gap: 14px; padding: 13px 0;
  border-bottom: 1px dashed var(--line); font-size: 15.5px;
}
.feat-list li:last-child { border-bottom: none; }
.feat-list .tick { font-family: 'IBM Plex Mono', monospace; color: var(--signal); font-weight: 600; flex-shrink: 0; }
.badge-soon {
  font-family: 'IBM Plex Mono', monospace; font-size: 11px;
  letter-spacing: 1px; text-transform: uppercase;
  background: rgba(255,90,54,0.12); color: var(--signal-dim);
  padding: 5px 11px; border-radius: 2px; display: inline-block; margin-bottom: 20px;
}

/* ---------- CHECK MOCKUP ---------- */
.check-card {
  background: #fffdf8; border: 1px solid var(--line);
  border-radius: 4px; padding: 28px; position: relative;
  box-shadow: 0 24px 60px -28px rgba(10,14,20,0.35);
  transform: rotate(-1.2deg); transition: transform .3s;
}
.check-card:hover { transform: rotate(0deg); }
.check-card::before {
  content: ""; position: absolute; inset: 0;
  background-image: repeating-linear-gradient(45deg, transparent, transparent 8px, rgba(10,14,20,0.015) 8px, rgba(10,14,20,0.015) 16px);
  border-radius: 4px; pointer-events: none;
}
.check-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 22px; }
.check-brand { font-family: 'IBM Plex Mono', monospace; font-weight: 600; font-size: 14px; }
.check-brand small { display: block; color: var(--steel); font-weight: 400; font-size: 11px; margin-top: 3px; letter-spacing: 0.5px; }
.check-no { font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: var(--steel); }
.check-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 14px; margin-bottom: 16px; }
.check-row .label { font-family: 'IBM Plex Mono', monospace; font-size: 10px; letter-spacing: 1px; text-transform: uppercase; color: var(--steel); margin-bottom: 6px; }
.check-line { border-bottom: 1px solid var(--ink); padding-bottom: 4px; flex: 1; font-family: 'Space Grotesk', sans-serif; font-size: 15px; }
.check-amount-box {
  border: 1.5px solid var(--ink); border-radius: 3px; padding: 7px 14px;
  font-family: 'IBM Plex Mono', monospace; font-weight: 600; font-size: 18px; white-space: nowrap;
}
.check-amount-box .cur { color: var(--signal); }
.check-words { font-family: 'Space Grotesk', sans-serif; font-style: italic; font-size: 14px; border-bottom: 1px solid var(--ink); padding-bottom: 4px; margin-bottom: 22px; color: var(--ink); }
.check-bottom { display: flex; justify-content: space-between; align-items: flex-end; }
.check-memo { font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--steel); }
.check-sig { font-family: 'Space Grotesk', sans-serif; font-size: 20px; font-style: italic; border-top: 1px solid var(--ink); padding-top: 5px; min-width: 130px; text-align: center; }
.micr { font-family: 'IBM Plex Mono', monospace; font-size: 13px; letter-spacing: 2px; color: var(--ink); margin-top: 22px; opacity: .8; }

/* ---------- METHOD ---------- */
.method-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.method-cell { background: var(--paper); padding: 32px 26px; }
.method-cell .step { font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: var(--signal); margin-bottom: 16px; }
.method-cell h3 { font-family: 'Space Grotesk', sans-serif; font-size: 22px; letter-spacing: -0.5px; margin-bottom: 10px; }
.method-cell p { font-size: 14.5px; color: var(--steel); line-height: 1.55; }

/* ---------- CTA BAND ---------- */
.cta-band { background: var(--ink); color: var(--paper); padding: 84px 0; text-align: center; }
.cta-band h2 { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: clamp(32px,5vw,52px); letter-spacing: -1.5px; margin-bottom: 18px; }
.cta-band h2 .x { color: var(--signal); }
.cta-band p { color: #a8b0bd; max-width: 480px; margin: 0 auto 34px; font-size: 17px; }
.cta-band .btn-primary:hover { background: #fff; color: var(--ink); }

/* ---------- SUPPORT ROW ---------- */
.support-row { margin-top: 38px; display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap; }
.support-label { font-family: 'IBM Plex Mono', monospace; font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: #6b7480; }
.support-btn {
  font-family: 'IBM Plex Mono', monospace; font-size: 13px; text-decoration: none;
  padding: 10px 18px; border-radius: 2px; transition: transform .15s, background .2s;
  border: 1px solid rgba(245,243,238,0.2);
}
.support-btn.kofi { background: var(--signal); color: #fff; border-color: var(--signal); }
.support-btn.kofi:hover { background: #fff; color: var(--ink); transform: translateY(-2px); }
.support-btn.paypal { color: var(--paper); }
.support-btn.paypal:hover { background: rgba(245,243,238,0.1); transform: translateY(-2px); }

/* ---------- FOOTER ---------- */
footer { padding: 44px 0; border-top: 1px solid var(--line); }
.foot-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 18px; }
.foot-inner .logo { font-size: 15px; }
.foot-meta { font-family: 'IBM Plex Mono', monospace; font-size: 12.5px; color: var(--steel); }
.foot-meta a { color: var(--steel); text-decoration: none; }
.foot-meta a:hover { color: var(--signal); }

/* ---------- PRODUCT PAGE: SUBHERO ---------- */
.subhero { padding: 70px 0 30px; position: relative; }
.subhero .eyebrow { margin-bottom: 20px; }
.subhero h1 {
  font-family: 'Space Grotesk', sans-serif; font-weight: 700;
  font-size: clamp(40px, 7vw, 76px); letter-spacing: -2px; line-height: 1; margin-bottom: 22px;
}
.subhero h1 .accent { color: var(--signal); }
.subhero .lede { max-width: 620px; }
.back-link { font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: var(--steel); text-decoration: none; display: inline-flex; gap: 7px; margin-bottom: 28px; }
.back-link:hover { color: var(--signal); }

/* ---------- TEMPLATES / DROPDOWN ---------- */
.panel {
  background: #fffdf8; border: 1px solid var(--line); border-radius: 6px;
  padding: 36px; box-shadow: 0 18px 50px -34px rgba(10,14,20,0.4);
}
.panel + .panel { margin-top: 28px; }
.panel h2 { font-family: 'Space Grotesk', sans-serif; font-size: 28px; letter-spacing: -1px; margin-bottom: 8px; }
.panel .sub { color: var(--steel); font-size: 15.5px; margin-bottom: 26px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-family: 'IBM Plex Mono', monospace; font-size: 12px; letter-spacing: 0.5px; text-transform: uppercase; color: var(--steel); margin-bottom: 8px; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
select, input[type="text"], input[type="email"], input[type="number"], textarea {
  width: 100%; font-family: 'Inter', sans-serif; font-size: 15px; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line); border-radius: 3px;
  padding: 12px 14px; transition: border-color .2s;
}
select:focus, input:focus, textarea:focus { outline: none; border-color: var(--signal); }
select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8' fill='none' stroke='%235a6472' stroke-width='1.5'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; background-size: 12px;
  padding-right: 38px; cursor: pointer;
}
.dl-row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.dl-row .field { flex: 1; margin-bottom: 0; min-width: 240px; }
.template-meta {
  margin-top: 18px; padding: 16px 18px; background: var(--paper);
  border-left: 3px solid var(--signal); border-radius: 0 3px 3px 0;
  font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: var(--steel); line-height: 1.7;
  display: none;
}
.template-meta.show { display: block; }
.template-meta strong { color: var(--ink); }

.divider-or { display: flex; align-items: center; gap: 16px; margin: 30px 0; color: var(--steel); font-family: 'IBM Plex Mono', monospace; font-size: 12px; letter-spacing: 1px; }
.divider-or::before, .divider-or::after { content: ""; flex: 1; height: 1px; background: var(--line); }

/* coordinate rows for custom request */
.coord-table { margin-top: 6px; }
.coord-head, .coord-row { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 12px; align-items: center; }
.coord-head { font-family: 'IBM Plex Mono', monospace; font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--steel); margin-bottom: 10px; }
.coord-row { margin-bottom: 10px; }
.coord-row .fld-name { font-size: 14px; font-weight: 500; }
.coord-row input { padding: 9px 11px; font-size: 14px; }
.unit-tag { font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--steel); }
.hint { font-size: 13px; color: var(--steel); margin-top: 6px; line-height: 1.5; }
.form-status { margin-top: 16px; font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: var(--signal-dim); display: none; }
.form-status.show { display: block; }

/* support card on product page */
.support-card { background: var(--ink); color: var(--paper); border-radius: 6px; padding: 36px; text-align: center; margin-top: 28px; }
.support-card h2 { font-family: 'Space Grotesk', sans-serif; font-size: 26px; letter-spacing: -0.8px; margin-bottom: 10px; }
.support-card p { color: #a8b0bd; font-size: 15px; margin-bottom: 24px; max-width: 420px; margin-left: auto; margin-right: auto; }
.support-card .support-row { margin-top: 0; }

/* 404 */
.err-wrap { min-height: 70vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 60px 28px; }
.err-code { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: clamp(80px, 18vw, 180px); letter-spacing: -4px; line-height: 1; }
.err-code .x { color: var(--signal); }
.err-msg { font-family: 'IBM Plex Mono', monospace; color: var(--steel); margin: 16px 0 34px; letter-spacing: 1px; }

@media (max-width: 860px) {
  .nav-links a:not(.nav-cta) { display: none; }
  .product { grid-template-columns: 1fr; gap: 44px; }
  .method-grid { grid-template-columns: 1fr 1fr; }
  .display .verb::before { left: -1.7em; top: 0.5em; }
  .section { padding: 70px 0; }
  .field-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .method-grid { grid-template-columns: 1fr; }
  h1.display { letter-spacing: -1.5px; }
  .panel { padding: 24px; }
  .coord-head, .coord-row { grid-template-columns: 1fr; gap: 6px; }
  .coord-head { display: none; }
  .coord-row { padding: 14px; border: 1px solid var(--line); border-radius: 4px; margin-bottom: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto; }
  .check-card { transform: none; }
}

/* ---------- PORTFOLIO ---------- */
.pf-intro { padding: 70px 0 20px; position: relative; }
.pf-intro .back-link { margin-bottom: 28px; }
.pf-stats { display: flex; gap: 44px; flex-wrap: wrap; margin-top: 34px; }
.pf-stat .n { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: clamp(34px, 5vw, 48px); letter-spacing: -1.5px; line-height: 1; }
.pf-stat .n .x { color: var(--signal); }
.pf-stat .l { font-family: 'IBM Plex Mono', monospace; font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--steel); margin-top: 8px; }

.pf-list { margin-top: 10px; }
.pf-item {
  display: grid; grid-template-columns: 130px 1fr; gap: 36px;
  padding: 40px 0; border-top: 1px solid var(--line); align-items: start;
}
.pf-item:last-child { border-bottom: 1px solid var(--line); }
.pf-index { font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: var(--steel); padding-top: 5px; }
.pf-index .big { display: block; font-family: 'Space Grotesk', sans-serif; font-size: 30px; font-weight: 700; color: var(--signal); letter-spacing: -1px; line-height: 1; margin-bottom: 8px; }
.pf-body h3 { font-family: 'Space Grotesk', sans-serif; font-size: clamp(22px, 3vw, 30px); letter-spacing: -0.8px; line-height: 1.1; margin-bottom: 8px; }
.pf-kicker { font-family: 'IBM Plex Mono', monospace; font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--signal-dim); margin-bottom: 14px; }
.pf-body p { color: var(--steel); font-size: 16px; line-height: 1.65; margin-bottom: 18px; max-width: 680px; }
.pf-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.pf-tag {
  font-family: 'IBM Plex Mono', monospace; font-size: 12px; color: var(--ink);
  background: rgba(10,14,20,0.04); border: 1px solid var(--line);
  padding: 5px 11px; border-radius: 2px; letter-spacing: 0.3px;
}

@media (max-width: 720px) {
  .pf-item { grid-template-columns: 1fr; gap: 14px; padding: 32px 0; }
  .pf-index { padding-top: 0; display: flex; align-items: baseline; gap: 12px; }
  .pf-index .big { margin-bottom: 0; }
  .pf-stats { gap: 30px; }
}