/* =========================================================
   SD STYLE FORMULA — stylesheet
   Design language: an editor's notebook where outfits are
   solved like equations. Ivory paper, ink, and a single
   red-pen accent used the way a stylist marks up a look.
   ========================================================= */

:root{
  /* --- palette --- */
  --paper:       #EDEAE1;
  --paper-soft:  #F6F4EE;
  --ink:         #17140F;
  --ink-soft:    #514B40;
  --ink-faint:   #8B8474;
  --signal:      #C5372B;   /* red-pen accent */
  --signal-soft: #E7C9C4;
  --gold:        #A3813F;
  --line:        #CFC8B6;
  --card:        #E3DECE;
  --card-line:   #D7CFB9;

  /* --- type --- */
  --f-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --f-formula: "Space Mono", "SFMono-Regular", Menlo, monospace;
  --f-body:    "Archivo", "Helvetica Neue", Arial, sans-serif;
  --f-mark:    "Caveat", cursive;

  /* --- layout --- */
  --maxw: 1180px;
  --pad: clamp(20px, 5vw, 64px);
  --radius: 2px;
}

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

html{ scroll-behavior: smooth; }

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

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img, svg{ display:block; max-width: 100%; }

a{ color: inherit; }

h1,h2,h3,h4{
  font-family: var(--f-display);
  font-weight: 600;
  margin: 0 0 0.4em;
  line-height: 1.05;
  letter-spacing: -0.01em;
}

p{ margin: 0 0 1em; color: var(--ink-soft); }

.container{
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

/* subtle paper texture: faint ruled grid, like graph/notebook paper */
body{
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px);
  background-size: 100% 42px;
  background-attachment: local;
}
@media (max-width: 640px){
  body{ background-image: none; }
}

/* ---------- focus ---------- */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

/* ---------- utility ---------- */
.eyebrow{
  font-family: var(--f-formula);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--signal);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.eyebrow::before{
  content:"";
  width: 22px; height: 1px;
  background: var(--signal);
  display: inline-block;
}

.mono{ font-family: var(--f-formula); }
.mark{
  font-family: var(--f-mark);
  color: var(--signal);
  font-size: 1.3em;
  line-height: 1;
}

.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-formula);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  padding: 15px 26px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: background .18s ease, color .18s ease, transform .18s ease;
}
.btn:hover{ transform: translateY(-2px); }
.btn-solid{
  background: var(--ink);
  color: var(--paper-soft);
}
.btn-solid:hover{ background: var(--signal); border-color: var(--signal); color: #fff; }
.btn-signal{
  border-color: var(--signal);
  color: var(--signal);
}
.btn-signal:hover{ background: var(--signal); color: #fff; }

/* ---------- header / nav ---------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(237,234,225,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.nav{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}
.logo{
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.28rem;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.logo .dot{ color: var(--signal); }
.nav-links{
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
  margin: 0; padding: 0;
  font-family: var(--f-formula);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.nav-links a{
  text-decoration: none;
  color: var(--ink-soft);
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.nav-links a:hover, .nav-links a[aria-current="page"]{
  color: var(--ink);
  border-color: var(--signal);
}
.nav-cta{
  border: 1px solid var(--ink) !important;
  padding: 8px 16px;
  color: var(--ink) !important;
}
.nav-cta:hover{ background: var(--ink); color: var(--paper) !important; }

.nav-toggle{
  display: none;
  background: none; border: 1px solid var(--ink);
  padding: 8px 10px;
  font-family: var(--f-formula);
  cursor: pointer;
}

@media (max-width: 800px){
  .nav-toggle{ display: inline-flex; }
  .nav-links{
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--paper-soft);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    display: none;
    padding: 10px var(--pad) 20px;
  }
  .nav-links.open{ display: flex; }
  .nav-links li{ width: 100%; padding: 12px 0; border-bottom: 1px dashed var(--line); }
}

/* ---------- tape-measure divider (signature motif) ---------- */
.tape{
  height: 26px;
  width: 100%;
  background-image: repeating-linear-gradient(
    to right,
    var(--ink-faint) 0, var(--ink-faint) 1px,
    transparent 1px, transparent 12px
  );
  background-position: bottom;
  background-size: 100% 12px;
  background-repeat: repeat-x;
  opacity: 0.55;
}
.tape.big{
  background-size: 100% 20px;
}

/* ---------- hero ---------- */
.hero{
  padding: 76px 0 60px;
}
.hero-grid{
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 56px;
  align-items: end;
}
.hero h1{
  font-size: clamp(2.6rem, 6vw, 4.6rem);
}
.hero h1 em{
  font-style: italic;
  color: var(--signal);
}
.equation{
  font-family: var(--f-formula);
  font-size: clamp(0.95rem, 1.6vw, 1.15rem);
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  border-top: 1px solid var(--ink);
  padding-top: 16px;
  margin-top: 22px;
  display: inline-block;
}
.equation .op{ color: var(--signal); padding: 0 4px; }
.hero-lede{
  font-size: 1.06rem;
  max-width: 46ch;
}
.hero-actions{
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 26px;
}
.hero-figure{
  border: 1px solid var(--ink);
  background: var(--paper-soft);
  padding: 26px;
  position: relative;
}
.hero-figure .cap{
  font-family: var(--f-formula);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  margin-top: 14px;
}
.stat-strip{
  display: flex;
  gap: 34px;
  flex-wrap: wrap;
  margin-top: 54px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.stat{ min-width: 120px; }
.stat .n{
  font-family: var(--f-display);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--ink);
  display: block;
}
.stat .l{
  font-family: var(--f-formula);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}

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

/* ---------- section shell ---------- */
section{ padding: 68px 0; }
.section-head{
  max-width: 640px;
  margin-bottom: 44px;
}
.band{
  background: var(--paper-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.band-ink{
  background: var(--ink);
  color: var(--paper);
}
.band-ink p{ color: #C9C3B4; }
.band-ink .eyebrow{ color: #E08277; }
.band-ink .eyebrow::before{ background: #E08277; }

/* ---------- formula pillars ---------- */
.pillars{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--card-line);
  border: 1px solid var(--card-line);
}
.pillar{
  background: var(--card);
  padding: 30px 24px 34px;
}
.pillar .k{
  font-family: var(--f-formula);
  color: var(--signal);
  font-size: 0.85rem;
}
.pillar h3{
  font-size: 1.25rem;
  margin-top: 10px;
}
.pillar p{ font-size: 0.93rem; margin-bottom: 0; }
@media (max-width: 900px){
  .pillars{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px){
  .pillars{ grid-template-columns: 1fr; }
}

/* ---------- look formulas (cards) ---------- */
.looks{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.look-card{
  border: 1px solid var(--line);
  background: var(--paper-soft);
  padding: 26px 22px;
  position: relative;
}
.look-eq{
  font-family: var(--f-formula);
  font-size: 0.92rem;
  line-height: 1.7;
}
.look-eq .plus{ color: var(--signal); padding: 0 3px; }
.look-result{
  font-family: var(--f-display);
  font-style: italic;
  font-size: 1.35rem;
  margin-top: 14px;
  border-top: 1px dashed var(--line);
  padding-top: 14px;
}
.look-note{
  font-family: var(--f-mark);
  color: var(--signal);
  font-size: 1.25rem;
  margin-top: 10px;
  display: block;
}
@media (max-width: 900px){ .looks{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px){ .looks{ grid-template-columns: 1fr; } }

/* ---------- photo gallery (real posts) ---------- */
.gallery{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.gallery-card{
  border: 1px solid var(--line);
  background: var(--paper-soft);
}
.gallery-card .frame{
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--card);
}
.gallery-card img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  transition: transform .4s ease;
}
.gallery-card:hover img{ transform: scale(1.03); }
.gallery-card .cap{
  padding: 16px 18px 20px;
}
.gallery-card .cap .eq{
  font-family: var(--f-formula);
  font-size: 0.85rem;
  color: var(--ink);
}
.gallery-card .cap .eq .plus{ color: var(--signal); padding: 0 3px; }
.gallery-card .cap .tag{
  display: inline-block;
  margin-top: 8px;
  font-family: var(--f-formula);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  border: 1px solid var(--card-line);
  padding: 3px 8px;
}
@media (max-width: 900px){ .gallery{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px){ .gallery{ grid-template-columns: 1fr; } }

/* ---------- partner formats ---------- */
.formats{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.format-card{
  border: 1px solid var(--line);
  padding: 26px;
  background: var(--paper-soft);
  display: flex;
  gap: 18px;
}
.format-card .no{
  font-family: var(--f-formula);
  color: var(--ink-faint);
  font-size: 0.85rem;
  padding-top: 3px;
}
.format-card h3{ font-size: 1.15rem; }
.format-card p{ font-size: 0.93rem; margin-bottom: 0; }
@media (max-width: 700px){ .formats{ grid-template-columns: 1fr; } }

/* ---------- process steps ---------- */
.steps{
  counter-reset: step;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.step{
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 20px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.step .idx{
  font-family: var(--f-formula);
  color: var(--signal);
  font-size: 1.1rem;
}
.step h3{ font-size: 1.15rem; margin-bottom: 6px; }
.step p{ margin-bottom: 0; }

/* ---------- CTA block ---------- */
.cta-block{
  border: 1px solid var(--ink);
  padding: 48px var(--pad);
  text-align: center;
  background: var(--paper-soft);
}
.cta-block h2{ font-size: clamp(1.7rem, 4vw, 2.4rem); }
.cta-block .email-line{
  font-family: var(--f-formula);
  font-size: 1.05rem;
  margin: 18px 0 28px;
}
.cta-block .email-line a{
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
}

/* ---------- audience stat grid (partner page) ---------- */
.audience{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--card-line);
  border: 1px solid var(--card-line);
}
.audience .cell{
  background: var(--card);
  padding: 26px 22px;
}
.audience .cell .n{
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 2rem;
}
.audience .cell .l{
  font-family: var(--f-formula);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}
@media (max-width: 900px){ .audience{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .audience{ grid-template-columns: 1fr; } }

/* ---------- contact form ---------- */
.form-wrap{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}
.field{ margin-bottom: 20px; }
.field label{
  display: block;
  font-family: var(--f-formula);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  margin-bottom: 8px;
}
.field input, .field textarea, .field select{
  width: 100%;
  border: 1px solid var(--ink);
  background: var(--paper-soft);
  padding: 12px 14px;
  font-family: var(--f-body);
  font-size: 0.98rem;
  color: var(--ink);
  border-radius: var(--radius);
}
.field textarea{ resize: vertical; min-height: 120px; }
.form-note{
  font-size: 0.85rem;
  color: var(--ink-faint);
  margin-top: 10px;
}
@media (max-width: 800px){ .form-wrap{ grid-template-columns: 1fr; gap: 30px; } }

/* ---------- about page bits ---------- */
.about-grid{
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: start;
}
@media (max-width: 860px){ .about-grid{ grid-template-columns: 1fr; } }

.timeline{ border-top: 1px solid var(--line); }
.timeline .row{
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.timeline .row .y{ font-family: var(--f-formula); color: var(--signal); }
.timeline .row h4{ margin: 0 0 4px; font-size: 1.05rem; font-family: var(--f-body); font-weight: 700; }
.timeline .row p{ margin: 0; font-size: 0.93rem; }

/* ---------- footer ---------- */
.site-footer{
  border-top: 1px solid var(--ink);
  padding: 50px 0 30px;
  background: var(--paper-soft);
}
.footer-grid{
  display: grid;
  grid-template-columns: 1.3fr repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 34px;
}
.footer-grid h5{
  font-family: var(--f-formula);
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.09em;
  color: var(--ink-faint);
  margin: 0 0 14px;
}
.footer-grid ul{ list-style: none; margin: 0; padding: 0; }
.footer-grid li{ margin-bottom: 10px; }
.footer-grid a{ text-decoration: none; color: var(--ink-soft); font-size: 0.92rem; }
.footer-grid a:hover{ color: var(--signal); }
.footer-bottom{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--f-formula);
  font-size: 0.72rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.social-row{ display:flex; gap: 14px; }
.social-row a{
  border: 1px solid var(--ink);
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  color: var(--ink);
  text-decoration: none;
  transition: background .15s ease, color .15s ease;
}
.social-row a:hover{ background: var(--ink); color: var(--paper); }

/* ---------- page intro (non-home pages) ---------- */
.page-intro{ padding: 58px 0 10px; }
.page-intro h1{ font-size: clamp(2.2rem, 5vw, 3.2rem); }
.page-intro .lede{ max-width: 60ch; font-size: 1.05rem; }

/* ---------- misc ---------- */
.divider{
  border: none;
  border-top: 1px solid var(--line);
  margin: 0;
}
.two-col{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
@media (max-width: 800px){ .two-col{ grid-template-columns: 1fr; } }

.skip-link{
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 10px 16px;
  z-index: 100;
}
.skip-link:focus{ left: var(--pad); }