/* ============================================================
   Sarras — house brand stylesheet
   Quiet editorial. Warm paper, warm ink, one garnet accent.
   Deliberately distinct from the Scribe product UI (dark/technical).
   ============================================================ */

:root {
  --paper:       #F6F2EA;   /* warm paper background          */
  --paper-deep:  #EFE9DC;   /* recessed panels / footer       */
  --ink:         #1C1814;   /* warm near-black text           */
  --ink-soft:    #443E36;   /* secondary text                 */
  --muted:       #8A8173;   /* labels, captions               */
  --line:        #D9D1C0;   /* hairline rules                 */
  --line-soft:   #E6DFD0;   /* faint rules                    */
  --accent:      #8C2D22;   /* garnet — the single accent     */
  --accent-deep: #6E2118;
  --on-accent:   #F7F1E7;

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans:  "Hanken Grotesk", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono:  "Spline Sans Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --wrap: 1140px;
  --gutter: clamp(20px, 5vw, 64px);
  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.62;
  font-feature-settings: "kern" 1, "liga" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 400; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }

/* paper grain overlay */
.grain {
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  opacity: .04; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 10000;
  background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: 0 0 6px 0;
}
.skip:focus { left: 0; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* ============================================================
   Header / nav
   ============================================================ */
.site-head {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: saturate(1.1) blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.site-head.scrolled { border-bottom-color: var(--line); }

.head-inner { display: flex; align-items: center; justify-content: space-between; height: 74px; }

.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); }
.brand-mark { color: var(--accent); display: inline-flex; }
.brand-word {
  font-family: var(--serif); font-size: 1.32rem; font-weight: 500;
  letter-spacing: .015em; font-optical-sizing: auto;
}

.nav { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 40px); }
.nav a {
  font-size: .82rem; letter-spacing: .04em; color: var(--ink-soft);
  position: relative; padding: 4px 0; transition: color .2s var(--ease);
}
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: -1px; height: 1px; width: 100%;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform .32s var(--ease);
}
.nav a:not(.nav-cta):hover { color: var(--ink); }
.nav a:not(.nav-cta):hover::after { transform: scaleX(1); }
.nav .nav-cta {
  border: 1px solid var(--line); border-radius: 999px; padding: 8px 18px; color: var(--ink);
  transition: border-color .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
}
.nav .nav-cta::after { display: none; }
.nav .nav-cta:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.nav-toggle {
  display: none; width: 42px; height: 42px; border: 1px solid var(--line);
  border-radius: 8px; background: transparent; cursor: pointer; padding: 0;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.nav-toggle span { width: 18px; height: 1.5px; background: var(--ink); transition: transform .3s var(--ease), opacity .3s var(--ease); }
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.25px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.25px) rotate(-45deg); }

.mobile-nav { display: none; flex-direction: column; padding: 8px var(--gutter) 22px; border-bottom: 1px solid var(--line); }
.mobile-nav a { font-family: var(--serif); font-size: 1.5rem; padding: 12px 0; border-bottom: 1px solid var(--line-soft); color: var(--ink); }
.mobile-nav a:last-child { border-bottom: 0; color: var(--accent); }

/* ============================================================
   Hero
   ============================================================ */
.hero { padding: clamp(64px, 13vh, 150px) 0 clamp(60px, 11vh, 120px); position: relative; }
.hero::after {
  content: ""; display: block; max-width: var(--wrap);
  margin: clamp(56px, 9vh, 104px) auto 0; padding-inline: var(--gutter);
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 clamp(24px, 4vh, 40px);
}

.hero-title {
  font-family: var(--serif); font-optical-sizing: auto;
  font-size: clamp(2.9rem, 8.4vw, 6.4rem); line-height: .98; font-weight: 340;
  letter-spacing: -0.02em; max-width: 14ch; margin: 0;
}
.hero-title span { display: block; }
.hero-title em { font-style: italic; font-weight: 380; color: var(--accent); }

.hero-lead {
  font-size: clamp(1.08rem, 1.7vw, 1.34rem); line-height: 1.55; color: var(--ink-soft);
  max-width: 52ch; margin: clamp(28px, 4.5vh, 44px) 0 0;
}
.hero-lead a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; text-decoration-color: color-mix(in srgb, var(--accent) 40%, transparent); transition: text-decoration-color .2s; }
.hero-lead a:hover { text-decoration-color: var(--accent); }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: clamp(30px, 4.5vh, 44px); }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .92rem; font-weight: 500; letter-spacing: .01em;
  padding: 13px 26px; border-radius: 999px; border: 1px solid var(--ink);
  background: var(--ink); color: var(--paper);
  transition: transform .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
}
.btn:hover { transform: translateY(-2px); background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: transparent; color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }

.hero-tags { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 28px; padding: 0; margin: clamp(36px, 5vh, 52px) 0 0; }
.hero-tags li {
  font-family: var(--mono); font-size: .73rem; letter-spacing: .08em; color: var(--muted);
  position: relative; padding-left: 18px;
}
.hero-tags li::before { content: ""; position: absolute; left: 0; top: .56em; width: 7px; height: 7px; border: 1px solid var(--accent); transform: rotate(45deg); }

/* ============================================================
   Sections — shared
   ============================================================ */
.section { padding: clamp(60px, 11vh, 116px) 0; }
.section-head { display: flex; align-items: baseline; gap: 18px; margin-bottom: clamp(36px, 6vh, 64px); }
.sec-num {
  font-family: var(--mono); font-size: .78rem; letter-spacing: .12em; color: var(--accent);
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 11px; flex: none;
}
.section-title { font-family: var(--serif); font-size: clamp(1.7rem, 3.4vw, 2.8rem); font-weight: 360; letter-spacing: -0.015em; }

/* 01 — practice */
.practice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.practice { background: var(--paper); padding: clamp(26px, 3vw, 42px); }
.practice h3 { font-family: var(--serif); font-size: 1.42rem; font-weight: 440; margin-bottom: 12px; letter-spacing: -0.01em; }
.practice p { color: var(--ink-soft); font-size: 1rem; line-height: 1.62; margin: 0; }

/* 02 — work */
.work { background: var(--paper-deep); }
.case {
  display: block; position: relative; background: var(--paper);
  border: 1px solid var(--line); border-radius: 16px;
  padding: clamp(30px, 4vw, 56px); color: var(--ink);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}
.case:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); box-shadow: 0 24px 50px -28px rgba(28,24,20,.4); }
.case-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 20px; margin-bottom: 22px; }
.case-tag { display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.case-tag .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent); animation: pulse 2.6s var(--ease) infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent); } 70%,100% { box-shadow: 0 0 0 9px transparent; } }
.case-kind { font-family: var(--mono); font-size: .72rem; letter-spacing: .06em; color: var(--muted); }
.case-title { font-family: var(--serif); font-size: clamp(2rem, 4.4vw, 3.4rem); font-weight: 360; letter-spacing: -0.02em; margin-bottom: 16px; }
.case-desc { color: var(--ink-soft); font-size: 1.06rem; line-height: 1.6; max-width: 58ch; margin: 0 0 26px; }
.case-link { font-family: var(--mono); font-size: .84rem; letter-spacing: .04em; color: var(--accent); display: inline-flex; align-items: center; gap: 8px; }
.case .arrow { display: inline-block; transition: transform .3s var(--ease); }
.case:hover .arrow { transform: translate(3px, -3px); }
.work-note { font-family: var(--mono); font-size: .8rem; letter-spacing: .03em; color: var(--muted); margin: 26px 0 0; }

/* 03 — about */
.about-grid { display: grid; grid-template-columns: minmax(0, 200px) 1fr; gap: clamp(28px, 5vw, 72px); align-items: start; }
.about .section-head { margin-bottom: 0; flex-direction: column; gap: 14px; align-items: flex-start; position: sticky; top: 110px; }
.about-lead { font-family: var(--serif); font-size: clamp(1.4rem, 2.5vw, 2rem); line-height: 1.34; font-weight: 340; letter-spacing: -0.01em; margin: 0 0 clamp(34px, 5vh, 56px); }
.about-lead, .about-cols { max-width: 62ch; }
.about-cols { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 52px); }
.about-cols h4 { font-family: var(--mono); font-size: .74rem; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.about-cols p { color: var(--ink-soft); margin: 0; font-size: 1rem; }
.about-cols em, .about-lead em { font-style: italic; }

/* contact */
.contact { text-align: center; padding-top: clamp(70px, 12vh, 130px); padding-bottom: clamp(70px, 12vh, 130px); }
.contact .sec-num { display: inline-block; margin-bottom: 28px; }
.contact-title { font-family: var(--serif); font-size: clamp(2.4rem, 6.5vw, 5rem); font-weight: 330; line-height: 1; letter-spacing: -0.02em; }
.contact-sub { color: var(--ink-soft); font-size: 1.08rem; margin: 24px auto 0; max-width: 44ch; }
/* contact form — editorial underline inputs */
.contact-form {
  max-width: 560px; margin: clamp(36px, 6vh, 56px) auto 0; text-align: left;
  display: grid; grid-template-columns: 1fr 1fr; gap: 26px 28px;
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field-wide { grid-column: 1 / -1; }
.contact-form label {
  font-family: var(--mono); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
}
.contact-form input, .contact-form textarea {
  font-family: var(--sans); font-size: 1.06rem; color: var(--ink);
  background: transparent; border: 0; border-bottom: 1px solid var(--line);
  padding: 8px 2px; border-radius: 0; resize: vertical; transition: border-color .25s var(--ease);
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-bottom-color: var(--accent); }
.contact-form input::placeholder, .contact-form textarea::placeholder { color: var(--muted); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-foot { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; gap: 16px 22px; }
.form-status { font-family: var(--mono); font-size: .78rem; letter-spacing: .02em; color: var(--muted); margin: 0; }
.form-status[data-kind="ok"] { color: var(--accent); }
.form-status[data-kind="err"] { color: #9a3b2e; }
.contact-alt { margin: clamp(24px, 4vh, 36px) 0 0; font-family: var(--mono); font-size: .8rem; letter-spacing: .03em; color: var(--muted); }
.contact-alt a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 520px) {
  .contact-form { grid-template-columns: 1fr; }
}

/* ============================================================
   Footer
   ============================================================ */
.site-foot { background: var(--ink); color: var(--paper); padding: clamp(48px, 8vh, 84px) 0 32px; }
.foot-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; padding-bottom: clamp(32px, 5vh, 52px); border-bottom: 1px solid rgba(246,242,234,.14); }
.foot-brand .brand-word { color: var(--paper); font-size: 1.6rem; }
.colophon { color: rgba(246,242,234,.6); font-size: .86rem; margin: 12px 0 0; max-width: 40ch; }
.foot-nav { display: flex; flex-wrap: wrap; gap: 14px 28px; align-content: flex-start; }
.foot-nav a { color: rgba(246,242,234,.78); font-size: .9rem; transition: color .2s var(--ease); }
.foot-nav a:hover { color: var(--paper); }
.foot-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 24px; }
.foot-base span, .foot-meta { font-family: var(--mono); font-size: .74rem; letter-spacing: .06em; color: rgba(246,242,234,.5); }

/* ============================================================
   Reveal animations
   ============================================================ */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; }
  .case-tag .dot { animation: none; }
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 860px) {
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .site-head.menu-open .mobile-nav { display: flex; }
  .practice-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .about .section-head { position: static; flex-direction: row; align-items: baseline; }
  .about-cols { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  body { font-size: 16px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
}