/* ART OF BARBER — Website #100
   Barber studio × blade-grid minimalism
   Fully offline. HTML + CSS only. */

:root {
  --ivory: #f7f3eb;
  --paper: #fbf8f2;
  --black: #171818;
  --graphite: #444746;
  --bronze: #a8734e;
  --burgundy: #5d2632;
  --stone: #d6cec2;
  --line: rgba(23,24,24,0.14);
  --sans: Arial, Helvetica, sans-serif;
  --serif: Georgia, "Times New Roman", serif;
  --mono: "Courier New", Courier, monospace;
  --shadow: 0 18px 44px rgba(20,22,22,0.09);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--black);
  background:
    linear-gradient(180deg, rgba(168,115,78,0.04), transparent 18rem),
    var(--ivory);
  font-family: var(--sans);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; }

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 999;
  padding: 0.7rem 1rem;
  background: var(--black);
  color: var(--paper);
  text-decoration: none;
  transform: translateY(-160%);
}

.skip-link:focus { transform: translateY(0); }

.shell {
  width: min(1160px, calc(100% - 40px));
  margin-inline: auto;
}

.section {
  padding: 5rem 0;
  scroll-margin-top: 7rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--line);
  background: rgba(247,243,235,0.95);
  backdrop-filter: blur(10px);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: grid;
  line-height: 1;
  text-decoration: none;
}

.brand-main {
  font-size: 1.18rem;
  font-weight: 900;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.brand-sub {
  margin-top: 0.25rem;
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
}

.main-nav,
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
}

.main-nav a,
.footer-nav a {
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.main-nav a {
  padding: 0.45rem 0;
  border-bottom: 1px solid transparent;
}

.main-nav a:hover,
.main-nav a:focus-visible,
.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--burgundy);
  border-color: currentColor;
}

.hero {
  padding: 4.7rem 0 5.4rem;
  scroll-margin-top: 7rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--burgundy);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ref-line {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: center;
  max-width: 560px;
  margin-bottom: 1rem;
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.08em;
}

.ref-rule {
  height: 1px;
  background: var(--line);
}

h1,
h2,
h3 { margin-top: 0; }

h1,
h2 {
  font-weight: 900;
  letter-spacing: -0.055em;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  margin-bottom: 1.3rem;
  font-size: clamp(3.5rem, 7.2vw, 6.9rem);
  line-height: 0.93;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.3rem, 4.8vw, 4.15rem);
  line-height: 0.97;
}

h3 {
  margin-bottom: 0.45rem;
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 400;
}

p {
  margin-top: 0;
  color: #5b5d5b;
}

.hero-text {
  max-width: 640px;
  margin-bottom: 1.8rem;
  font-size: 1.04rem;
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.82rem 1.3rem;
  border: 1px solid var(--black);
  background: var(--black);
  color: var(--paper);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta:hover,
.cta:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(23,24,24,0.18);
}

.hero-note {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 0.9rem;
  max-width: 550px;
  margin-top: 2rem;
}

.blade-mark {
  position: relative;
  width: 38px;
  height: 46px;
}

.blade-mark::before,
.blade-mark::after {
  content: "";
  position: absolute;
  left: 18px;
  top: 0;
  width: 3px;
  height: 46px;
  background: var(--bronze);
  transform: rotate(28deg);
}

.blade-mark::after {
  left: 7px;
  height: 34px;
  background: var(--burgundy);
}

.hero-note p {
  margin-bottom: 0;
  font-family: var(--mono);
  font-size: 0.75rem;
}

.hero-visual {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(145deg, rgba(68,71,70,0.05), transparent 56%),
    var(--paper);
  box-shadow: var(--shadow);
}

.precision-grid,
.closing-gridlines {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(23,24,24,0.045) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, rgba(23,24,24,0.045) 1px, transparent 1px) 0 0 / 32px 32px;
}

.mirror-frame {
  position: absolute;
  border: 1px solid var(--graphite);
}

.frame-one {
  width: 250px;
  height: 330px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  box-shadow: inset 0 0 0 10px var(--paper), inset 0 0 0 11px var(--bronze);
}

.frame-two {
  width: 190px;
  height: 270px;
  left: 50%;
  top: 50%;
  border-color: var(--burgundy);
  transform: translate(-50%, -50%);
}

.blade {
  position: absolute;
  width: 5px;
  height: 190px;
  background: linear-gradient(180deg, #d1b08e, var(--bronze), #6a4b35);
  transform: rotate(36deg);
  box-shadow: 0 0 0 1px rgba(23,24,24,0.05);
}

.blade-a { right: 58px; top: 54px; }
.blade-b { right: 96px; top: 92px; background: var(--burgundy); }
.blade-c { left: 54px; bottom: 40px; height: 130px; background: var(--graphite); transform: rotate(-30deg); }

.comb-pattern {
  position: absolute;
  right: 34px;
  bottom: 40px;
  display: flex;
  gap: 6px;
}

.comb-pattern span {
  width: 3px;
  height: 54px;
  background: var(--black);
}

.studio-label {
  position: absolute;
  left: 32px;
  top: 32px;
  width: 220px;
  padding: 1rem;
  border: 1px solid var(--black);
  background: rgba(247,243,235,0.93);
}

.studio-label span,
.studio-label strong {
  display: block;
}

.label-kicker {
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
}

.studio-label strong {
  margin: 0.25rem 0;
  font-size: 0.98rem;
  letter-spacing: 0.06em;
}

.studio-label > span:last-child {
  color: var(--graphite);
  font-family: var(--mono);
  font-size: 0.56rem;
}

.guide-scale {
  position: absolute;
  left: 28px;
  bottom: 28px;
  display: grid;
  grid-template-columns: auto repeat(4, 1fr auto);
  gap: 5px;
  align-items: center;
  width: 250px;
  color: var(--graphite);
  font-family: var(--mono);
  font-size: 0.52rem;
}

.guide-scale i {
  height: 1px;
  background: var(--line);
}

.corner-code {
  position: absolute;
  right: 18px;
  top: 118px;
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 0.56rem;
  transform: rotate(90deg);
}

.about-section {
  background:
    linear-gradient(90deg, rgba(168,115,78,0.07), transparent 34%),
    #fbfaf6;
}

.about-grid {
  display: grid;
  grid-template-columns: 70px 0.9fr 1.1fr;
  gap: clamp(1.8rem, 4vw, 4rem);
  align-items: start;
}

.section-index {
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.about-copy {
  padding-top: 1.35rem;
  border-top: 1px solid var(--line);
}

.about-copy p { font-size: 1.02rem; }

.section-heading {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: clamp(1.8rem, 4vw, 4rem);
  margin-bottom: 2rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.blade-module {
  position: relative;
  min-height: 310px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(168,115,78,0.035), transparent 60%),
    var(--paper);
}

.module-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.95rem 1rem;
  border-bottom: 1px solid var(--line);
}

.module-no {
  color: var(--burgundy);
  font-family: var(--mono);
  font-size: 0.64rem;
}

.module-edge {
  width: 38px;
  height: 3px;
  background: var(--bronze);
  transform: skewX(-28deg);
}

.module-band {
  min-height: 70px;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  color: var(--paper);
  font-size: 1.28rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.band-black { background: var(--black); }
.band-burgundy { background: var(--burgundy); }
.band-bronze { background: var(--bronze); }

.module-copy {
  padding: 1.5rem 1rem 2.6rem;
}

.module-copy p { margin-bottom: 0; }

.module-ref {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  padding-top: 0.7rem;
  border-top: 1px solid var(--line);
  color: var(--graphite);
  font-family: var(--mono);
  font-size: 0.6rem;
}

.method-section {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.method-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--line);
  background:
    linear-gradient(rgba(23,24,24,0.035) 1px, transparent 1px) 0 0 / 30px 30px,
    linear-gradient(90deg, rgba(23,24,24,0.035) 1px, transparent 1px) 0 0 / 30px 30px,
    #ece9e3;
}

.method-heading {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: clamp(1.8rem, 4vw, 4rem);
  max-width: 850px;
  margin-bottom: 3rem;
}

.method-heading p:last-child { max-width: 690px; }

.sequence-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.sequence-step {
  position: relative;
  min-height: 180px;
  padding: 1.2rem;
  border: 1px solid var(--line);
  background: rgba(251,248,242,0.84);
}

.sequence-num {
  display: block;
  margin-bottom: 1.8rem;
  color: var(--burgundy);
  font-family: var(--mono);
  font-size: 0.64rem;
}

.sequence-name {
  display: block;
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sequence-blade {
  display: block;
  width: 64px;
  height: 4px;
  margin-top: 0.85rem;
  background: linear-gradient(90deg, var(--black), var(--bronze));
  transform: skewX(-26deg);
}

.sequence-step small {
  position: absolute;
  left: 1.2rem;
  bottom: 1rem;
  color: var(--graphite);
  font-family: var(--mono);
  font-size: 0.58rem;
}

.method-comb {
  position: absolute;
  right: 4%;
  top: 10%;
  display: flex;
  gap: 6px;
  opacity: 0.16;
}

.method-comb span {
  width: 4px;
  height: 120px;
  background: var(--black);
}

.method-stripe {
  position: absolute;
  right: 0;
  height: 5px;
  opacity: 0.42;
}

.ms1 {
  top: 82px;
  width: 34%;
  background: var(--burgundy);
}

.ms2 {
  bottom: 74px;
  width: 47%;
  background: var(--bronze);
}

.closing-section {
  background: #f0ede7;
}

.closing-grid {
  display: grid;
  grid-template-columns: 1fr minmax(330px, 0.8fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: center;
}

.closing-copy { max-width: 700px; }

.closing-art {
  position: relative;
  min-height: 280px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper);
}

.closing-frame {
  position: absolute;
  right: 40px;
  top: 36px;
  width: 150px;
  height: 202px;
  border: 8px solid var(--black);
  box-shadow: inset 0 0 0 1px var(--bronze);
}

.closing-label {
  position: absolute;
  left: 26px;
  top: 26px;
  width: 220px;
  padding: 1rem;
  border: 1px solid var(--black);
  background: rgba(247,243,235,0.93);
}

.closing-label span,
.closing-label strong,
.closing-label small {
  display: block;
}

.closing-label span,
.closing-label small {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
}

.closing-label span { color: var(--bronze); }

.closing-label strong {
  margin: 0.25rem 0;
  font-size: 1rem;
  letter-spacing: 0.06em;
}

.closing-blade {
  position: absolute;
  width: 5px;
  height: 110px;
  transform: rotate(34deg);
}

.cb1 {
  right: 56px;
  bottom: 22px;
  background: var(--bronze);
}

.cb2 {
  right: 88px;
  bottom: 40px;
  background: var(--burgundy);
}

.cb3 {
  right: 120px;
  bottom: 56px;
  background: var(--graphite);
}

.legal-section {
  background: #e2ddd4;
}

.legal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.legal-card {
  padding: 2rem;
  border: 1px solid var(--line);
  background: rgba(251,248,242,0.66);
}

.legal-card h2 {
  font-size: clamp(2rem, 3.4vw, 3rem);
  text-transform: none;
  letter-spacing: -0.03em;
}

.legal-card p:last-child { margin-bottom: 0; }

.site-footer {
  padding: 2rem 0;
  border-top: 1px solid var(--line);
  background: #e2ddd4;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
}

.footer-brand {
  display: grid;
  gap: 0.15rem;
}

.footer-brand strong {
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-brand span {
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 0.6rem;
}

@media (max-width: 960px) {
  .header-inner {
    min-height: auto;
    padding: 1rem 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 0.7rem;
  }

  .hero-grid,
  .closing-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual { min-height: 440px; }

  .about-grid {
    grid-template-columns: 56px 1fr;
  }

  .about-copy { grid-column: 2; }

  .service-grid { grid-template-columns: 1fr; }

  .blade-module { min-height: 245px; }

  .sequence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .legal-grid { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .shell {
    width: min(100% - 28px, 1160px);
  }

  .section { padding: 4rem 0; }

  h1 { font-size: clamp(3rem, 15vw, 4.8rem); }

  h2 { font-size: clamp(2.1rem, 10vw, 3rem); }

  .hero { padding-top: 3rem; }

  .ref-line { grid-template-columns: 1fr; }

  .ref-rule { display: none; }

  .hero-visual { min-height: 370px; }

  .frame-one {
    width: 190px;
    height: 260px;
  }

  .frame-two {
    width: 145px;
    height: 215px;
  }

  .studio-label {
    left: 20px;
    top: 20px;
    width: 185px;
  }

  .comb-pattern {
    right: 20px;
    bottom: 26px;
  }

  .blade-a,
  .blade-b {
    opacity: 0.65;
  }

  .guide-scale {
    left: 20px;
    width: 210px;
  }

  .about-grid,
  .section-heading,
  .method-heading {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }

  .about-copy { grid-column: auto; }

  .sequence-grid { grid-template-columns: 1fr; }

  .sequence-step { min-height: 138px; }

  .method-comb {
    right: -10px;
    top: 18px;
    transform: scale(0.72);
  }

  .footer-grid {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .main-nav {
    display: grid;
    grid-template-columns: repeat(3, auto);
    justify-content: start;
    gap: 0.55rem 1rem;
  }

  .main-nav a { font-size: 0.72rem; }

  .hero-visual { min-height: 340px; }

  .studio-label {
    max-width: 62%;
    padding: 0.8rem;
  }

  .guide-scale { display: none; }

  .closing-label {
    left: 18px;
    top: 18px;
    max-width: 62%;
  }

  .closing-frame { right: 22px; }

  .legal-card,
  .method-panel {
    padding: 1.35rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    transition: none !important;
  }
}