*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --ink: #0e0e0e;
  --paper: #f5f2ec;
  --paper-2: #efebe3;
  --muted: #888;
  --rule: rgba(14,14,14,0.12);
  --rule-strong: rgba(14,14,14,0.22);
}

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Outfit', sans-serif;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---------- frame corners ---------- */
.corner {
  position: fixed;
  width: 26px;
  height: 26px;
  opacity: 0.18;
  z-index: 5;
  pointer-events: none;
}
.corner-bl { bottom: 1.6rem; left: 1.8rem; border-bottom: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.corner-br { bottom: 1.6rem; right: 1.8rem; border-bottom: 1px solid var(--ink); border-right: 1px solid var(--ink); }

/* ---------- header ---------- */
.site-head {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 2.8rem;
  background: linear-gradient(var(--paper), rgba(245,242,236,0));
  transition: background 0.3s, box-shadow 0.3s, padding 0.3s;
}
.site-head.scrolled {
  background: var(--paper);
  box-shadow: 0 1px 0 var(--rule);
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.brand { text-decoration: none; color: var(--ink); display: flex; flex-direction: column; line-height: 1; }
.brand-mark {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  transform: scaleX(1.18);
  transform-origin: left;
}
.brand-sub {
  font-family: 'DM Mono', monospace;
  font-size: 0.52rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.45rem;
}

.site-nav { display: flex; align-items: center; gap: 2rem; }
.site-nav a {
  font-family: 'DM Mono', monospace;
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  opacity: 0.6;
  transition: opacity 0.2s;
}
.site-nav a:hover { opacity: 1; }
.site-nav .nav-cta {
  opacity: 1;
  border: 1px solid var(--ink);
  padding: 0.5rem 0.9rem;
  border-radius: 2px;
  transition: background 0.2s, color 0.2s;
}
.site-nav .nav-cta:hover { background: var(--ink); color: var(--paper); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span { width: 22px; height: 1.5px; background: var(--ink); transition: transform 0.25s, opacity 0.25s; }
.nav-toggle.open span:first-child { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:last-child { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 6rem 1.5rem 4rem;
}
.logo-wrap { display: flex; flex-direction: column; align-items: center; animation: fadeUp 1s cubic-bezier(0.4,0,0.2,1) both; }
.logo-mark {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 0.9;
  text-transform: uppercase;
  transform: scaleX(1.18);
  display: inline-block;
  user-select: none;
}
.logo-mark::after {
  content: '';
  display: block;
  height: 2px;
  background: var(--ink);
  margin-top: 0.55rem;
  animation: scaleIn 0.8s 0.4s cubic-bezier(0.4,0,0.2,1) both;
}
.logo-sub {
  font-family: 'DM Mono', monospace;
  font-size: clamp(0.58rem, 1.3vw, 0.72rem);
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.9rem;
  animation: fadeUp 1s 0.25s cubic-bezier(0.4,0,0.2,1) both;
}
.tagline {
  margin-top: 3.4rem;
  font-size: clamp(0.9rem, 1.8vw, 1.1rem);
  opacity: 0.62;
  max-width: 38ch;
  line-height: 1.65;
  animation: fadeUp 1s 0.45s cubic-bezier(0.4,0,0.2,1) both;
}
.hero-actions {
  margin-top: 2.8rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  animation: fadeUp 1s 0.6s cubic-bezier(0.4,0,0.2,1) both;
}

.btn {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.85rem 1.5rem;
  border-radius: 2px;
  border: 1px solid var(--ink);
  cursor: pointer;
  transition: background 0.22s, color 0.22s, opacity 0.22s;
  display: inline-block;
}
.btn-solid { background: var(--ink); color: var(--paper); }
.btn-solid:hover { opacity: 0.82; }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--paper); }
.btn-full { width: 100%; text-align: center; border: none; }

.scroll-hint {
  position: absolute;
  bottom: 2.6rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--muted);
  animation: fadeUp 1s 0.9s both;
}
.scroll-hint span {
  font-family: 'DM Mono', monospace;
  font-size: 0.55rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.scroll-hint svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; animation: bob 1.8s ease-in-out infinite; }

/* ---------- bands ---------- */
.band { padding: 7rem 1.5rem; border-top: 1px solid var(--rule); }
.band-tool { background: var(--paper-2); }
.band-flow { background: var(--paper-2); }
.wrap { width: min(960px, 90vw); margin: 0 auto; }

.eyebrow {
  font-family: 'DM Mono', monospace;
  font-size: 0.63rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.1rem;
}
.band-head { margin-bottom: 3.4rem; }
.band-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(1.6rem, 4.2vw, 2.6rem);
  line-height: 1.04;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.lead {
  font-size: clamp(1.05rem, 2.2vw, 1.35rem);
  line-height: 1.65;
  font-weight: 300;
  max-width: 44ch;
  opacity: 0.88;
}

.stat-row { display: flex; gap: 3.5rem; margin-top: 3rem; flex-wrap: nowrap; }
.stat { flex: 0 0 auto; }
.stat-num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  line-height: 1;
  white-space: nowrap;
}
.stat-num span { font-size: 0.4em; margin-left: 0.1em; }
.stat-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.7rem;
}

/* ---------- features ---------- */
.feat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border-top: 1px solid var(--rule); border-left: 1px solid var(--rule); }
.feat {
  padding: 2.2rem 2rem;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  transition: background 0.25s;
}
.feat:hover { background: rgba(14,14,14,0.025); }
.feat-idx {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 1.2rem;
}
.feat h3 { font-family: 'Outfit', sans-serif; font-weight: 500; font-size: 1.2rem; margin-bottom: 0.7rem; }
.feat p { font-size: 0.92rem; line-height: 1.65; opacity: 0.78; }

.feat-extras { margin-top: 2.6rem; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.85rem 2.5rem; }
.extra { font-size: 0.92rem; opacity: 0.82; display: flex; gap: 0.6rem; }
.extra-mark { font-family: 'DM Mono', monospace; color: var(--muted); }

/* ---------- workflow ---------- */
.flow { list-style: none; counter-reset: step; }
.flow-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  padding: 2.2rem 0;
  border-bottom: 1px solid var(--rule);
  align-items: start;
}
.flow-step:first-child { border-top: 1px solid var(--rule); }
.flow-num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 2rem;
  line-height: 1;
  color: var(--ink);
  opacity: 0.18;
  transform: scaleX(1.18);
  transform-origin: left;
}
.flow-body h3 { font-family: 'Outfit', sans-serif; font-weight: 500; font-size: 1.3rem; margin-bottom: 0.5rem; }
.flow-body p { font-size: 0.96rem; line-height: 1.65; opacity: 0.8; max-width: 52ch; }

/* ---------- use cases ---------- */
.use-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.use { background: var(--paper); padding: 2rem 1.8rem; }
.use h3 { font-family: 'DM Mono', monospace; font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 0.8rem; }
.use p { font-size: 0.92rem; line-height: 1.6; opacity: 0.78; }

/* ---------- contact ---------- */
.band-contact { background: var(--ink); color: var(--paper); border-top: none; }
.band-contact .eyebrow { color: rgba(245,242,236,0.5); }
.band-contact .band-title { color: var(--paper); }
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.contact-note { font-size: 1rem; line-height: 1.65; opacity: 0.7; margin-top: 1.6rem; max-width: 34ch; }
.contact-mail {
  display: inline-block;
  margin-top: 1.6rem;
  font-family: 'DM Mono', monospace;
  font-size: 0.85rem;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--paper);
  padding-bottom: 0.15rem;
  transition: opacity 0.2s;
}
.contact-mail:hover { opacity: 0.55; }

.contact-form { display: flex; flex-direction: column; gap: 1.1rem; }
.field { display: flex; flex-direction: column; gap: 0.45rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field label {
  font-family: 'DM Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(245,242,236,0.55);
}
.field input, .field select, .field textarea {
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--paper);
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(245,242,236,0.25);
  padding: 0.55rem 0;
  outline: none;
  transition: border-color 0.2s;
  border-radius: 0;
}
.field textarea { resize: vertical; min-height: 90px; }
.field select { appearance: none; cursor: pointer; }
.field select option { background: var(--ink); color: var(--paper); }
.field input:focus, .field select:focus, .field textarea:focus { border-bottom-color: var(--paper); }
.field input:invalid:not(:placeholder-shown), .field textarea:invalid:not(:placeholder-shown) { border-bottom-color: #c66; }

.contact-form .btn-solid { background: var(--paper); color: var(--ink); margin-top: 0.6rem; }
.contact-form .btn-solid:hover { opacity: 0.85; }
.form-hint { font-family: 'DM Mono', monospace; font-size: 0.6rem; letter-spacing: 0.05em; color: rgba(245,242,236,0.45); text-align: center; }

/* ---------- reference gallery ---------- */
.ref-gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.4rem; }
.ref-pair { margin: 0; }
.ref-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  cursor: ew-resize;
  user-select: none;
  touch-action: pan-y;
}
.ref-frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.ref-before-wrap {
  position: absolute;
  inset: 0;
  width: 50%;
  overflow: hidden;
  border-right: 2px solid var(--paper);
}
/* inner image keeps full frame size regardless of wrapper width (width set via JS) */
.ref-before-wrap .ref-before {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  object-fit: cover;
  max-width: none;
}
.ref-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--paper);
  transform: translateX(-1px);
  pointer-events: none;
  box-shadow: 0 0 0 1px rgba(14,14,14,0.15);
}
.ref-grip {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(14,14,14,0.22);
  pointer-events: auto;
  cursor: ew-resize;
}
.ref-grip svg { width: 18px; height: 18px; stroke: var(--ink); fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.ref-tag {
  position: absolute;
  bottom: 0.8rem;
  font-family: 'DM Mono', monospace;
  font-size: 0.55rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--paper);
  background: rgba(14,14,14,0.7);
  padding: 0.3rem 0.55rem;
  border-radius: 2px;
  pointer-events: none;
}
.ref-tag-before { left: 0.8rem; }
.ref-tag-after  { right: 0.8rem; }
.ref-pair figcaption {
  font-family: 'DM Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.9rem;
}
.ref-missing { background: repeating-linear-gradient(45deg, var(--paper-2), var(--paper-2) 10px, var(--paper) 10px, var(--paper) 20px); }
.ref-firsttry {
  margin-top: 1.6rem;
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--muted);
  max-width: 60ch;
}

/* variant switcher */
.ref-variants { margin-top: 4.5rem; padding-top: 3.5rem; border-top: 1px solid var(--rule); }
.ref-subhead {
  font-family: 'Outfit', sans-serif;
  font-weight: 500;
  font-size: 1.4rem;
  margin-bottom: 0.6rem;
}
.ref-subtext { font-size: 0.96rem; line-height: 1.6; opacity: 0.78; max-width: 50ch; margin-bottom: 1.8rem; }
.var-stage {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--paper-2);
}
.var-stage img { width: 100%; height: 100%; object-fit: cover; display: block; transition: opacity 0.3s ease; }
.var-tabs { display: flex; gap: 0.6rem; margin-top: 1rem; flex-wrap: wrap; }
.var-tab {
  font-family: 'DM Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--rule-strong);
  padding: 0.6rem 1rem;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.var-tab:hover { border-color: var(--ink); }
.var-tab.is-active { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* material collage */
.ref-material {
  margin-top: 4.5rem;
  padding-top: 3.5rem;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
  align-items: center;
}
.ref-material-img { border: 1px solid var(--rule); background: var(--paper-2); overflow: hidden; }
.ref-material-img img { width: 100%; height: auto; display: block; }
.ref-material-text { align-self: center; }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 3.5rem; align-items: start; }
.about-photo-inner {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-photo-inner img { width: 100%; height: 100%; object-fit: cover; display: block; position: relative; z-index: 1; }
.about-photo-label {
  position: absolute;
  font-family: 'DM Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0;
}
.about-photo-empty { background: repeating-linear-gradient(45deg, var(--paper-2), var(--paper-2) 10px, var(--paper) 10px, var(--paper) 20px); }
.about-photo-empty .about-photo-label { opacity: 1; }
.about-caption {
  margin-top: 0.9rem;
  font-family: 'DM Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.about-text { display: flex; flex-direction: column; gap: 1.3rem; }
.about-text p { font-size: 1rem; line-height: 1.75; opacity: 0.85; max-width: 56ch; }
.about-text .about-lead {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-weight: 400;
  line-height: 1.45;
  opacity: 1;
  margin-bottom: 0.4rem;
}

/* ---------- pricing ---------- */
.price-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
.price-card {
  border: 1px solid var(--rule);
  padding: 2.2rem 2rem 2.4rem;
  background: var(--paper);
  display: flex;
  flex-direction: column;
}
.price-card--feature { border-color: var(--ink); background: var(--paper); }
.price-tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.4rem;
}
.price-head { display: flex; align-items: baseline; gap: 0.5rem; margin-bottom: 1.2rem; }
.price-num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: clamp(2.4rem, 6vw, 3.4rem);
  line-height: 1;
}
.price-unit {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.price-desc { font-size: 0.92rem; line-height: 1.65; opacity: 0.8; margin-bottom: 1.4rem; }
.price-list { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.price-list li {
  font-size: 0.9rem;
  line-height: 1.5;
  opacity: 0.82;
  padding-left: 1.3rem;
  position: relative;
}
.price-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--muted);
}
.price-foot {
  margin-top: 2.4rem;
  font-size: 0.9rem;
  line-height: 1.65;
  opacity: 0.7;
  max-width: 56ch;
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
}

/* ---------- footer ---------- */
.site-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2.4rem 2.8rem;
  border-top: 1px solid var(--rule);
}
.foot-mark {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: 0.06em;
  transform: scaleX(1.18);
  transform-origin: left;
}
.foot-meta { display: flex; gap: 2rem; font-family: 'DM Mono', monospace; font-size: 0.6rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- keyframes ---------- */
@keyframes fadeUp { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: translateY(0); } }
@keyframes scaleIn { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(4px); } }

/* ---------- responsive ---------- */
@media (max-width: 760px) {
  .site-head { padding: 1.1rem 1.6rem; }
  .corner { display: none; }
  .nav-toggle { display: flex; }
  .site-nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(70vw, 280px);
    background: var(--paper);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.8rem;
    padding: 2rem 2.2rem;
    box-shadow: -1px 0 0 var(--rule);
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
  }
  .site-nav.open { transform: none; }
  .site-nav a { font-size: 0.8rem; opacity: 0.85; }
  .band { padding: 4.5rem 1.5rem; }
  .feat-grid { grid-template-columns: 1fr; }
  .feat-extras { grid-template-columns: 1fr; }
  .use-grid { grid-template-columns: 1fr; }
  .ref-gallery { grid-template-columns: 1fr; }
  .ref-material { grid-template-columns: 1fr; gap: 1.6rem; }
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-photo-inner { aspect-ratio: 4 / 3; max-width: 320px; }
  .price-grid { grid-template-columns: 1fr; }
  .stat-row { gap: 1.4rem; }
  .stat-num { font-size: clamp(1.5rem, 6vw, 2.2rem); }
  .stat-label { font-size: 0.55rem; }
  .flow-step { grid-template-columns: 1fr; gap: 0.6rem; }
  .flow-num { font-size: 1.5rem; }
  .contact-wrap { grid-template-columns: 1fr; gap: 2.6rem; }
  .field-row { grid-template-columns: 1fr; }
  .site-foot { flex-direction: column; gap: 1.2rem; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}