@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght,SOFT@9..144,300..700,30..100&family=Inter:wght@300;400;500;600&family=EB+Garamond:ital,wght@0,400;0,500;1,400&display=swap");

/* ============================================================
   LAYOUT-4 · EDITORIALE ELEGANTE
   Fraunces + Inter + EB Garamond · palette avorio/bordeaux
   ============================================================ */

/* SHELL */
.sm-layout-4 { min-height: 100vh; display: flex; flex-direction: column; }
.sm-layout-4 main { flex: 1; }

/* RESET */
*, *::before, *::after { box-sizing: border-box; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
input, textarea, select { font: inherit; color: inherit; background: transparent; border: 0; outline: 0; }

/* TOKENS */
:root {
  --ivory:   #F5F1EA;
  --ivory-2: #EBE5D9;
  --ivory-3: #DED5C2;
  --ink:     #231F1A;
  --ink-2:   color-mix(in srgb, var(--ink) 64%, #F5F1EA);
  --hair:    color-mix(in srgb, var(--ink) 16%, transparent);
  --hair-strong: color-mix(in srgb, var(--ink) 28%, transparent);
  --accent:  #7B2E2E;
  --accent-soft: rgba(123,46,46,0.10);

  --step--1: clamp(0.78rem, 0.74rem + 0.18vw, 0.86rem);
  --step-0:  clamp(0.95rem, 0.90rem + 0.22vw, 1.05rem);
  --step-1:  clamp(1.25rem, 1.16rem + 0.42vw, 1.40rem);
  --step-2:  clamp(1.55rem, 1.38rem + 0.78vw, 1.90rem);
  --step-3:  clamp(2.10rem, 1.78rem + 1.50vw, 2.80rem);
  --step-4:  clamp(2.80rem, 2.30rem + 2.40vw, 4.20rem);
  --step-5:  clamp(3.80rem, 2.90rem + 4.20vw, 6.60rem);
  --step-6:  clamp(5.50rem, 4.10rem + 6.40vw, 10.0rem);

  --ease-out-soft: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out-firm: cubic-bezier(0.16, 1, 0.30, 1);
  --ease-in-soft:  cubic-bezier(0.55, 0, 0.45, 1);

  --gutter: clamp(1.25rem, 4vw, 2rem);
  --rail:   clamp(1.25rem, 8vw, 8.5rem);
}

html, body { background: var(--ivory); }
body {
  background: var(--ivory);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 400;
  font-size: var(--step-0);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: 'ss01', 'ss03', 'cv11';
  overflow-x: hidden;
}

::selection { background: var(--accent); color: var(--ivory); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 1px; }

/* TYPOGRAPHY */
.l4-display {
  font-family: 'Fraunces', serif;
  font-weight: 380;
  font-variation-settings: 'opsz' 144, 'SOFT' 100, 'wght' 380;
  line-height: 0.95;
  letter-spacing: -0.018em;
  color: var(--ink);
  font-feature-settings: 'ss01', 'liga', 'onum';
}
.l4-display em {
  font-style: italic;
  font-variation-settings: 'opsz' 144, 'SOFT' 100, 'wght' 360;
  color: var(--accent);
}
.l4-serif {
  font-family: 'EB Garamond', serif;
  font-size: 1.18rem;
  line-height: 1.55;
  font-feature-settings: 'onum', 'liga';
  color: var(--ink);
}
.l4-smcp {
  font-family: 'Inter', sans-serif;
  font-size: 0.74rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink-2);
}
.l4-smcp--ink    { color: var(--ink); }
.l4-smcp--accent { color: var(--accent); }
.l4-roman {
  font-family: 'Fraunces', serif;
  font-variation-settings: 'opsz' 144, 'SOFT' 50, 'wght' 320;
  font-feature-settings: 'lnum';
}
.l4-dropcap::first-letter {
  font-family: 'Fraunces', serif;
  font-variation-settings: 'opsz' 144, 'SOFT' 100, 'wght' 360;
  float: left;
  font-size: 5.2em;
  line-height: 0.82;
  padding: 0.05em 0.12em 0 0;
  color: var(--accent);
  margin-top: 0.06em;
}
.l4-onum { font-feature-settings: 'onum'; }
.l4-lnum { font-feature-settings: 'lnum', 'tnum'; }

/* LAYOUT GRID */
.l4-grid12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gutter);
  padding-left: var(--rail);
  padding-right: var(--rail);
  width: 100%;
}
.l4-section { padding-block: clamp(6rem, 14vh, 11rem); position: relative; }
.l4-section--tight { padding-block: clamp(4rem, 9vh, 7rem); }

.l4-hr {
  grid-column: 2 / 12;
  height: 1px;
  background: var(--hair);
  border: 0;
  margin: 0;
}

/* MONOGRAM */
.l4-monogram {
  width: 38px; height: 38px;
  border: 1px solid var(--ink);
  display: inline-grid;
  place-items: center;
  font-family: 'Fraunces', serif;
  font-variation-settings: 'opsz' 144, 'SOFT' 50, 'wght' 380;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  transition: background .55s var(--ease-out-soft), color .55s var(--ease-out-soft);
}
.l4-monogram:hover { background: var(--ink); color: var(--ivory); }

/* CTA BUTTON */
.l4-btn {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: .65rem;
  padding: 1.05rem 1.6rem;
  border: 1px solid var(--ink);
  overflow: hidden;
  isolation: isolate;
  color: var(--ink);
  transition: color .5s var(--ease-out-soft), border-color .5s var(--ease-out-soft);
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
}
.l4-btn::before {
  content: '';
  position: absolute; inset: auto 0 0 0;
  height: 0%;
  background: var(--ink);
  z-index: -1;
  transition: height .6s var(--ease-out-soft);
}
.l4-btn:hover { color: var(--ivory); border-color: var(--ink); }
.l4-btn:hover::before { height: 100%; }
.l4-btn--accent { border-color: var(--accent); color: var(--accent); }
.l4-btn--accent::before { background: var(--accent); }
.l4-btn--accent:hover { color: var(--ivory); }
.l4-btn .l4-arrow {
  display: inline-block;
  transform: translateY(.02em);
  transition: transform .5s var(--ease-out-soft);
}
.l4-btn:hover .l4-arrow { transform: translate(.25em, .02em); }

/* INLINE LINK */
.l4-ink-link {
  background-image: linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-size: 100% 1px;
  background-position: 0 100%;
  transition: background-size .5s var(--ease-out-soft), color .35s var(--ease-out-soft);
}
.l4-ink-link:hover { color: var(--accent); }

/* SERVICE ROWS */
.l4-service-row {
  position: relative;
  display: grid;
  grid-template-columns: max-content 1fr max-content;
  align-items: baseline;
  gap: clamp(1.2rem, 4vw, 3.5rem);
  padding: clamp(1.6rem, 3.5vw, 2.6rem) 0;
  border-top: 1px solid var(--hair);
  cursor: pointer;
  isolation: isolate;
}
.l4-service-row:last-child { border-bottom: 1px solid var(--hair); }
.l4-service-row .l4-numeral {
  font-family: 'Fraunces', serif;
  font-variation-settings: 'opsz' 144, 'SOFT' 100, 'wght' 320;
  font-size: clamp(2.6rem, 5vw, 4.4rem);
  line-height: 0.9;
  color: var(--ink);
  transition: transform .6s var(--ease-out-soft), color .6s var(--ease-out-soft);
  min-width: 1.7em;
  letter-spacing: 0.02em;
}
.l4-service-row .l4-stitle {
  font-family: 'Fraunces', serif;
  font-variation-settings: 'opsz' 144, 'SOFT' 80, 'wght' 360;
  font-size: clamp(1.55rem, 2.6vw, 2.30rem);
  line-height: 1.05;
  letter-spacing: -0.012em;
  transition: color .5s var(--ease-out-soft);
}
.l4-service-row .l4-stitle .l4-meta {
  display: block;
  margin-top: .85rem;
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  font-size: .96rem;
  line-height: 1.55;
  color: var(--ink-2);
  letter-spacing: 0;
  max-width: 56ch;
}
.l4-service-row .l4-ssign {
  align-self: center;
  font-family: 'Fraunces', serif;
  font-size: 1.6rem;
  color: var(--ink-2);
  transform: translateX(-.2em);
  transition: transform .55s var(--ease-out-soft), color .55s var(--ease-out-soft);
}
.l4-service-row::after {
  content: '';
  position: absolute;
  left: 0; bottom: -1px;
  height: 1px; width: 0;
  background: var(--accent);
  transition: width .7s var(--ease-out-soft);
}
.l4-service-row:hover::after { width: 100%; }
.l4-service-row:hover .l4-numeral { color: var(--accent); transform: translateX(.18em); }
.l4-service-row:hover .l4-stitle  { color: var(--accent); }
.l4-service-row:hover .l4-ssign   { transform: translateX(.1em); color: var(--accent); }

/* METHOD PHASES */
.l4-phase {
  display: grid;
  grid-template-columns: 7rem 1fr;
  align-items: start;
  gap: 1.2rem;
  padding: clamp(2rem, 4vw, 3rem) 0;
  border-top: 1px solid var(--hair);
  position: relative;
}
.l4-phase:last-child { border-bottom: 1px solid var(--hair); }
.l4-phase .l4-pnum {
  font-family: 'Fraunces', serif;
  font-variation-settings: 'opsz' 144, 'SOFT' 80, 'wght' 320;
  font-size: clamp(2.2rem, 3.6vw, 3.4rem);
  line-height: 1;
  color: var(--accent);
  font-feature-settings: 'onum';
}
.l4-phase .l4-ptitle {
  font-family: 'Fraunces', serif;
  font-variation-settings: 'opsz' 144, 'SOFT' 80, 'wght' 380;
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
  line-height: 1.05;
  letter-spacing: -0.012em;
}

/* BENEFIT REASONS */
.l4-reason {
  display: grid;
  grid-template-columns: minmax(0, 1fr) clamp(16rem, 24vw, 22rem);
  align-items: end;
  gap: 1.2rem clamp(2rem, 5vw, 4rem);
  padding: clamp(1.6rem, 3.5vw, 2.6rem) 0;
  border-top: 1px solid var(--hair);
}
.l4-reason:last-child { border-bottom: 1px solid var(--hair); }
.l4-reason .l4-rkey {
  font-family: 'Fraunces', serif;
  font-variation-settings: 'opsz' 144, 'SOFT' 100, 'wght' 380;
  font-size: clamp(2.0rem, 4.5vw, 4.0rem);
  line-height: 0.95;
  letter-spacing: -0.018em;
}
.l4-reason .l4-rkey em { color: var(--accent); font-style: italic; }
.l4-reason .l4-rcopy {
  color: var(--ink-2);
  font-size: 1rem;
  line-height: 1.55;
  margin: 0;
  padding-bottom: .35rem;
}

/* IMAGE MASKS */
.l4-mask {
  position: relative;
  overflow: hidden;
}
.l4-mask img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  transition: transform 1.4s var(--ease-out-soft);
  filter: grayscale(0.92) contrast(1.02);
}
.l4-mask .l4-veil {
  position: absolute;
  inset: 0;
  background: var(--ivory);
  transform-origin: top center;
  transform: scaleY(1);
  transition: transform 1.05s var(--ease-out-firm);
}
.l4-mask.is-revealed img { transform: scale(1); }
.l4-mask.is-revealed .l4-veil { transform: scaleY(0); }

/* SCROLL REVEALS */
.l4-clip {
  display: block;
  clip-path: inset(0 100% 0 0);
  filter: blur(8px);
  transition: clip-path 1.05s var(--ease-out-firm), filter 1.05s var(--ease-out-firm);
  will-change: clip-path, filter;
}
.l4-clip.is-revealed { clip-path: inset(0 0 0 0); filter: blur(0); }

.l4-fade {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .9s var(--ease-out-soft), transform .9s var(--ease-out-soft);
}
.l4-fade.is-revealed { opacity: 1; transform: translateY(0); }

[data-l4d="1"] { transition-delay: .06s; }
[data-l4d="2"] { transition-delay: .14s; }
[data-l4d="3"] { transition-delay: .22s; }
[data-l4d="4"] { transition-delay: .30s; }
[data-l4d="5"] { transition-delay: .40s; }

/* HERO */
.l4-hero {
  position: relative;
  min-height: 100svh;
  grid-template-rows: 1fr auto;
  row-gap: clamp(2.5rem, 7vh, 5rem);
  padding-top: clamp(8rem, 16vh, 12rem);
  padding-bottom: clamp(2.5rem, 5vh, 4rem);
  overflow: hidden;
}
.l4-hero-main     { grid-column: 2 / span 8; grid-row: 1; align-self: end; }
.l4-hero-frame    { grid-column: 10 / span 2; grid-row: 1; align-self: end; max-width: 230px; width: 100%; aspect-ratio: 3 / 4.2; }
.l4-hero-creds    { grid-column: 2 / span 7; grid-row: 2; align-self: end; }
.l4-hero-scroll   { grid-column: 11 / span 1; grid-row: 2; align-self: end; justify-self: end; }
.l4-hero h1       { margin: 0; font-size: var(--step-5); max-width: 14ch; }
.l4-hero .l4-lede {
  margin-top: 1.8rem;
  max-width: 38ch;
  color: var(--ink-2);
  font-size: 1.06rem;
  line-height: 1.6;
}
.l4-hero-creds {
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.l4-hero-creds .l4-big {
  font-family: 'Fraunces', serif;
  font-variation-settings: 'opsz' 144, 'SOFT' 100, 'wght' 320;
  font-size: 2.4rem;
  color: var(--accent);
  line-height: 1;
  font-feature-settings: 'lnum';
}
.l4-hero-scroll {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  letter-spacing: .32em;
  text-transform: uppercase;
  font-size: .62rem;
  color: var(--ink-2);
  padding-right: .3rem;
}
.l4-pagemark {
  display: flex;
  align-items: center;
  gap: .8rem;
  color: var(--ink-2);
}
.l4-pagemark .l4-dot { width: 5px; height: 5px; background: var(--accent); border-radius: 50%; }

/* APPROACH */
.l4-approach { padding-block: clamp(7rem, 14vh, 12rem); background: var(--ivory); }
.l4-approach .l4-display-q { font-size: var(--step-4); max-width: 17ch; }
.l4-approach .l4-body-q    { color: var(--ink-2); font-size: 1.06rem; max-width: 48ch; line-height: 1.65; }
.l4-approach .l4-pull      { display: block; width: 1px; background: var(--ink); height: 4.5rem; margin-bottom: 1.8rem; }

/* WHY */
.l4-why { background: var(--ivory-2); }

/* CONTACT FORM */
.l4-field {
  position: relative;
  border-bottom: 1px solid var(--hair-strong);
  padding-bottom: .6rem;
  margin-bottom: 2rem;
  transition: border-color .5s var(--ease-out-soft);
}
.l4-field label {
  display: block;
  font-family: 'Inter', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.26em;
  font-size: 0.66rem;
  color: var(--ink-2);
  margin-bottom: .55rem;
  font-weight: 500;
}
.l4-field input,
.l4-field textarea {
  width: 100%;
  font-family: 'Fraunces', serif;
  font-variation-settings: 'opsz' 144, 'SOFT' 80, 'wght' 360;
  font-size: 1.25rem;
  color: var(--ink);
  line-height: 1.4;
  background: transparent;
  border: 0;
  outline: 0;
}
.l4-field textarea { resize: vertical; min-height: 5rem; }
.l4-field:focus-within { border-color: var(--accent); }
.l4-field input::placeholder, .l4-field textarea::placeholder { color: rgba(35,31,26,0.32); }

/* CURSOR */
.l4-cursor {
  position: fixed; top: 0; left: 0;
  width: 28px; height: 28px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: none;
  z-index: 100;
  transition: width .35s var(--ease-out-soft), height .35s var(--ease-out-soft),
              background-color .35s var(--ease-out-soft), border-color .35s var(--ease-out-soft),
              opacity .25s linear;
  will-change: transform, width, height;
  opacity: 0;
}
.l4-cursor.is-ready { opacity: 1; }
.l4-cursor.is-hover { width: 56px; height: 56px; background: var(--accent); border-color: var(--accent); }
@media (hover: none), (pointer: coarse) { .l4-cursor { display: none !important; } }
body.l4-has-cursor, body.l4-has-cursor a, body.l4-has-cursor button { cursor: none; }
body.l4-has-cursor input, body.l4-has-cursor textarea { cursor: text; }

/* ============================================================
   C365 NAV OVERRIDE — editorial ivory theme
   ============================================================ */
.c365-nav {
  background: var(--ivory) !important;
}
.c365-nav.c365-nav--scrolled {
  background: rgba(245,241,234,0.88) !important;
  backdrop-filter: blur(10px) saturate(180%) !important;
  border-bottom-color: var(--hair) !important;
}
.c365-nav-link,
.c365-nav a:not(.c365-btn) {
  color: var(--ink) !important;
  font-size: 0.72rem !important;
  letter-spacing: 0.22em !important;
  text-transform: uppercase !important;
}

/* RESPONSIVE */
@media (max-width: 1119px) {
  :root { --rail: clamp(1.25rem, 6vw, 4rem); }
  .l4-hero {
    min-height: auto;
    padding-top: 8rem;
    padding-bottom: 4rem;
    row-gap: 1.8rem;
    grid-template-rows: auto auto auto;
  }
  .l4-hero-main   { grid-column: 2 / -2; grid-row: 1; }
  .l4-hero-frame  { grid-column: 2 / span 7; grid-row: 2; max-width: 220px; margin-top: .5rem; }
  .l4-hero-creds  { grid-column: 2 / -2; grid-row: 3; flex-wrap: wrap; }
  .l4-hero-scroll { display: none; }
}
@media (max-width: 819px) {
  .l4-hero h1 { font-size: clamp(2.6rem, 11vw, 4.2rem); }
  .l4-hero-creds .l4-big { font-size: 2rem; }
  .l4-grid12 { grid-template-columns: 1fr; }
  .l4-grid12 > * { grid-column: 1 / -1 !important; }
  .l4-service-row { grid-template-columns: max-content 1fr; }
  .l4-service-row .l4-ssign { display: none; }
  .l4-phase { grid-template-columns: 4rem 1fr; }
  .l4-reason { grid-template-columns: 1fr; gap: .6rem; }
  .l4-reason .l4-rcopy { padding-bottom: 0; }
  .l4-hero h1 { max-width: none; }
  .l4-approach .l4-pull { height: 3rem; }
  .l4-cursor { display: none !important; }
}

/* REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .l4-clip { clip-path: none !important; filter: none !important; }
  .l4-fade { opacity: 1 !important; transform: none !important; }
  .l4-mask img { transform: none !important; }
  .l4-mask .l4-veil { display: none !important; }
  .l4-cursor { display: none !important; }
}