/* ============================================================
   A LA FAMIGLIA — SHARED STYLESHEET
   System: "The Ledger" — a blueprint/drawing-set language.
   Pure black + pure white only. Hairline rules act as a drafting
   grid; mono captions read like coordinates on an architectural
   drawing. The split-monogram is the one signature device.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,500;0,9..144,600;1,9..144,400;1,9..144,500&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root{
  --black: #0A0A0A;
  --white: #FFFFFF;
  --ink-70: rgba(10,10,10,0.7);
  --ink-45: rgba(10,10,10,0.45);
  --ink-18: rgba(10,10,10,0.18);
  --ink-10: rgba(10,10,10,0.10);
  --paper-70: rgba(255,255,255,0.7);
  --paper-45: rgba(255,255,255,0.45);
  --paper-18: rgba(255,255,255,0.18);

  --display: 'Fraunces', serif;
  --body: 'Inter', sans-serif;
  --mono: 'JetBrains Mono', monospace;

  --grid-gap: clamp(20px, 4vw, 48px);
  --edge: clamp(20px, 5vw, 64px);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin: 0;
  background: var(--white);
  color: var(--black);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display: block; }

:focus-visible{
  outline: 2px solid var(--black);
  outline-offset: 3px;
}
.on-black :focus-visible{ outline-color: var(--white); }

.mono-label{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-45);
}
.on-black .mono-label{ color: var(--paper-45); }

.eyebrow-rule{
  display: flex;
  align-items: center;
  gap: 12px;
}
.eyebrow-rule::after{
  content: '';
  flex: 1;
  height: 1px;
  background: var(--ink-18);
}
.on-black .eyebrow-rule::after{ background: var(--paper-18); }

/* ---------------- Header / Nav ---------------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--ink-18);
}
.site-header .row{
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px var(--edge);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand{
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 19px;
  letter-spacing: 0.01em;
}
.brand .mark{ width: 26px; height: 26px; flex-shrink: 0; }
.brand .mark rect.half-b{ fill: var(--black); }
.brand .mark rect.half-w{ fill: var(--white); stroke: var(--black); stroke-width: 1.5; }

.main-nav{ display: flex; gap: clamp(18px, 3vw, 40px); }
.main-nav a{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
.main-nav a:hover, .main-nav a[aria-current="page"]{
  border-bottom-color: var(--black);
}

.nav-toggle{
  display: none;
  background: none;
  border: 1px solid var(--black);
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 8px 12px;
  cursor: pointer;
}

@media (max-width: 720px){
  .main-nav{
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--ink-18);
    flex-direction: column;
    padding: 8px var(--edge) 20px;
    gap: 16px;
    display: none;
  }
  .main-nav.open{ display: flex; }
  .nav-toggle{ display: inline-block; }
}

/* ---------------- Layout helpers ---------------- */
.wrap{
  max-width: 1400px;
  margin: 0 auto;
  padding-left: var(--edge);
  padding-right: var(--edge);
}
section{ padding: clamp(56px, 9vw, 120px) 0; }
.on-black{ background: var(--black); color: var(--white); }

.blueprint-frame{
  position: relative;
  border: 1px solid var(--ink-18);
}
.on-black .blueprint-frame{ border-color: var(--paper-18); }
.blueprint-frame::before, .blueprint-frame::after{
  content: '';
  position: absolute;
  width: 9px; height: 9px;
  border: 1px solid var(--black);
}
.on-black .blueprint-frame::before, .on-black .blueprint-frame::after{ border-color: var(--white); }
.blueprint-frame::before{ top: -1px; left: -1px; border-right: none; border-bottom: none; }
.blueprint-frame::after{ bottom: -1px; right: -1px; border-left: none; border-top: none; }

/* ---------------- Hero (home) ---------------- */
.hero{
  background: var(--black);
  color: var(--white);
  padding: clamp(70px, 14vw, 160px) 0 clamp(50px, 8vw, 90px);
  position: relative;
  overflow: hidden;
}
.hero .grid-overlay{
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    linear-gradient(to right, var(--paper-10, rgba(255,255,255,0.07)) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.07) 1px, transparent 1px);
  background-size: 64px 64px;
}
.hero-content{ position: relative; }
.hero h1{
  font-family: var(--display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(2.6rem, 8vw, 6.4rem);
  line-height: 0.98;
  margin: 18px 0 26px;
  max-width: 16ch;
}
.hero .lede{
  max-width: 46ch;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: var(--paper-70);
}
.hero .coords{
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 48px;
}
.hero .coords div{ font-family: var(--mono); font-size: 11px; color: var(--paper-45); letter-spacing: 0.08em; }
.hero .coords strong{ display: block; color: var(--white); font-size: 13px; margin-top: 4px; letter-spacing: 0.04em;}

/* ---------------- Buttons ---------------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 14px 22px;
  border: 1px solid currentColor;
  transition: background 0.2s ease, color 0.2s ease;
}
.btn.primary{ background: var(--white); color: var(--black); }
.btn.primary:hover{ background: var(--paper-70); }
.on-black .btn.primary{ background: var(--white); color: var(--black); }
.btn.ghost{ background: transparent; }
.btn.ghost:hover{ background: var(--ink-10); }
.on-black .btn.ghost:hover{ background: var(--paper-18); }

/* ---------------- Section headers ---------------- */
.section-head{ margin-bottom: clamp(32px, 5vw, 56px); }
.section-head h2{
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.8rem, 4vw, 3rem);
  margin: 14px 0 0;
}

/* ---------------- Pillars (home) ---------------- */
.pillars{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--ink-18);
  border: 1px solid var(--ink-18);
}
.pillar{
  background: var(--white);
  padding: clamp(28px, 3vw, 40px);
}
.pillar .mono-label{ margin-bottom: 18px; }
.pillar h3{ font-family: var(--display); font-size: 1.4rem; font-weight: 500; margin: 0 0 12px; }
.pillar p{ color: var(--ink-70); font-size: 0.95rem; max-width: 34ch; }

@media (max-width: 860px){
  .pillars{ grid-template-columns: 1fr; }
}

/* ---------------- Founder / split page ---------------- */
.fold{
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 640px;
}
.fold-half{
  padding: clamp(40px, 6vw, 80px) var(--edge);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}
.fold-half.dark{ background: var(--black); color: var(--white); }
.fold-half.light{ background: var(--white); color: var(--black); }
.fold-half .role{ font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; }
.fold-half.dark .role{ color: var(--paper-45); }
.fold-half.light .role{ color: var(--ink-45); }
.fold-half h2{
  font-family: var(--display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(2rem, 4.2vw, 3.2rem);
  margin: 10px 0 24px;
}
.fold-half p{ max-width: 46ch; }
.fold-half.dark p{ color: var(--paper-70); }
.fold-half.light p{ color: var(--ink-70); }
.fold-half .placeholder-tag{
  margin-top: 24px;
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 10px;
  border: 1px dashed var(--ink-45);
}
.fold-half.dark .placeholder-tag{ border-color: var(--paper-45); color: var(--paper-70); }
.fold-half.light .placeholder-tag{ color: var(--ink-70); }

.fold-seam{
  position: relative;
}
.fold-seam .mark{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  z-index: 5;
}

@media (max-width: 780px){
  .fold{ grid-template-columns: 1fr; min-height: unset; }
  .fold-seam .mark{ display: none; }
}

/* ---------------- Portfolio grid ---------------- */
.filter-row{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.filter-row button{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: none;
  border: 1px solid var(--ink-18);
  padding: 8px 14px;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.filter-row button.active, .filter-row button:hover{
  border-color: var(--black);
  background: var(--black);
  color: var(--white);
}

.media-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
}
@media (max-width: 900px){ .media-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px){ .media-grid{ grid-template-columns: 1fr; } }

.media-tile{
  aspect-ratio: 4/5;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
  background: var(--white);
}
.media-tile .frame-no{ font-family: var(--mono); font-size: 11px; color: var(--ink-45); }
.media-tile .empty-glyph{
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.media-tile .empty-glyph svg{ width: 34px; height: 34px; opacity: 0.25; }
.media-tile .caption{ font-family: var(--mono); font-size: 11px; color: var(--ink-70); text-transform: uppercase; letter-spacing: 0.06em; }
.media-tile .caption span{ display:block; color: var(--ink-45); font-size: 10px; margin-top: 2px; text-transform: none; letter-spacing: 0.02em; }

.upload-note{
  margin-top: 48px;
  padding: 22px var(--edge) 22px 22px;
  border-left: 2px solid var(--black);
  max-width: 62ch;
}
.upload-note p{ margin: 0; color: var(--ink-70); font-size: 0.93rem; }

/* ---------------- Contact ---------------- */
.contact-grid{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--grid-gap);
}
@media (max-width: 860px){ .contact-grid{ grid-template-columns: 1fr; } }

.contact-list{ list-style: none; margin: 0; padding: 0; }
.contact-list li{
  padding: 22px 0;
  border-bottom: 1px solid var(--ink-18);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
}
.contact-list li:first-child{ border-top: 1px solid var(--ink-18); }
.contact-list .k{ font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-45); }
.contact-list .v{ font-family: var(--display); font-size: 1.15rem; }

form.contact-form{ display: flex; flex-direction: column; gap: 20px; }
.field{ display: flex; flex-direction: column; gap: 8px; }
.field label{ font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-45); }
.field input, .field textarea{
  font-family: var(--body);
  font-size: 15px;
  padding: 12px 2px;
  border: none;
  border-bottom: 1px solid var(--ink-18);
  background: transparent;
  color: var(--black);
  resize: vertical;
}
.field input:focus, .field textarea:focus{ border-bottom-color: var(--black); }
.form-status{ font-family: var(--mono); font-size: 11px; color: var(--ink-45); min-height: 16px; }

/* ---------------- Footer ---------------- */
.site-footer{
  border-top: 1px solid var(--ink-18);
  padding: 40px 0;
}
.site-footer .row{
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--edge);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.site-footer .mono-label{ color: var(--ink-45); }

/* ---------------- Page hero (non-home) ---------------- */
.page-hero{
  padding: clamp(48px, 8vw, 84px) 0 clamp(32px, 5vw, 48px);
  border-bottom: 1px solid var(--ink-18);
}
.page-hero h1{
  font-family: var(--display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  margin: 14px 0 0;
}