:root {
  --ink: #10110f;
  --muted-ink: #55584f;
  --paper: #f5f1e8;
  --paper-strong: #fffaf0;
  --line: rgba(16, 17, 15, 0.18);
  --green: #3e6d4d;
  --green-strong: #214b34;
  --gold: #c59a5f;
  --teal: #24736e;
  --lens-x: 64%;
  --lens-y: 40%;
  --detail-x: calc(var(--lens-x) + 132px);
  --detail-y: calc(var(--lens-y) - 88px);
  --lens-radius: 340px;
  --hero-blur: 11px;
  --detail-contrast: 1.26;
  --dual-opacity: 0.88;
  --lens-glow: 0.18;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: #eeeadf;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  overflow-x: hidden;
}

button,
input,
a {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-shell {
  min-height: 100vh;
  overflow: hidden;
}

.site-shell.is-lens-active {
  --dual-opacity: 1;
  --lens-glow: 0.3;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 28px 48px 18px;
  color: var(--ink);
}

.brand {
  display: inline-flex;
  flex-direction: column;
  width: fit-content;
  font-size: 15px;
  font-weight: 900;
  line-height: 0.9;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 44px;
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.nav-links a {
  position: relative;
  padding: 8px 0;
}

.nav-links a::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
  content: "";
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  transform: scaleX(1);
}

.header-action {
  justify-self: end;
  min-height: 48px;
  padding: 0 23px;
  border: 1px solid rgba(16, 17, 15, 0.32);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.24);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  backdrop-filter: blur(16px);
  transition: background 180ms ease, transform 180ms ease;
}

.header-action:hover,
.header-action:focus-visible {
  background: rgba(255, 255, 255, 0.62);
  transform: translateY(-1px);
}

.hero {
  position: relative;
  min-height: 92vh;
  isolation: isolate;
  display: grid;
  align-items: center;
  padding: 128px 48px 72px;
  overflow: hidden;
  background: var(--paper);
}

.hero-image {
  position: absolute;
  inset: -26px;
  background-image: url("assets/images/hero-hair-products.png");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  pointer-events: none;
}

.hero-image--soft {
  z-index: 0;
  filter: blur(var(--hero-blur)) grayscale(0.14) saturate(0.78) brightness(1.1);
  opacity: 0.78;
  transform: scale(1.04);
}

.hero-image--clear {
  z-index: 1;
  clip-path: circle(var(--lens-radius) at var(--lens-x) var(--lens-y));
  filter: contrast(var(--detail-contrast)) saturate(1.08);
  transform: scale(1.01);
}

.hero-image--detail {
  z-index: 2;
  background-image: url("assets/images/factory-panorama.jpg");
  background-position: center;
  clip-path: circle(calc(var(--lens-radius) * 0.46) at var(--detail-x) var(--detail-y));
  filter: contrast(var(--detail-contrast)) saturate(1.05);
  opacity: var(--dual-opacity);
  transition: opacity 180ms ease;
}

.hero-haze {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(245, 241, 232, 0.9) 0%, rgba(245, 241, 232, 0.76) 33%, rgba(245, 241, 232, 0.28) 66%, rgba(245, 241, 232, 0.66) 100%),
    radial-gradient(circle at var(--lens-x) var(--lens-y), rgba(255, 255, 255, 0) 0, rgba(255, 255, 255, 0) calc(var(--lens-radius) * 0.72), rgba(255, 255, 255, 0.62) calc(var(--lens-radius) * 1.1));
}

.hero::after {
  position: absolute;
  inset: auto 0 0;
  z-index: 4;
  height: 160px;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(238, 234, 223, 0), rgba(238, 234, 223, 0.96));
  content: "";
}

.lens {
  position: absolute;
  z-index: 5;
  pointer-events: none;
  display: grid;
  place-items: end start;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 140ms ease, height 140ms ease, opacity 180ms ease;
}

.lens--main {
  left: var(--lens-x);
  top: var(--lens-y);
  width: calc(var(--lens-radius) * 2);
  height: calc(var(--lens-radius) * 2);
  border: 1px solid rgba(255, 255, 255, 0.9);
  background:
    radial-gradient(circle at 30% 25%, rgba(255, 255, 255, 0.34), rgba(255, 255, 255, 0.05) 42%, rgba(255, 255, 255, 0) 72%),
    radial-gradient(circle, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0) 64%);
  box-shadow:
    inset 0 0 0 1px rgba(16, 17, 15, 0.08),
    inset 0 0 40px rgba(255, 255, 255, 0.28),
    0 26px 70px rgba(16, 17, 15, var(--lens-glow));
}

.lens--main::before,
.lens--main::after {
  position: absolute;
  border-radius: 50%;
  content: "";
}

.lens--main::before {
  inset: 16px;
  border: 1px solid rgba(255, 255, 255, 0.38);
}

.lens--main::after {
  inset: -10px;
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.lens--second {
  left: var(--detail-x);
  top: var(--detail-y);
  width: calc(var(--lens-radius) * 0.92);
  height: calc(var(--lens-radius) * 0.92);
  border: 1px solid rgba(255, 255, 255, 0.76);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 0 1px rgba(16, 17, 15, 0.08), 0 20px 48px rgba(16, 17, 15, 0.12);
  opacity: var(--dual-opacity);
}

.lens span {
  margin: 0 0 18px 22px;
  padding: 8px 11px;
  color: rgba(16, 17, 15, 0.76);
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.7);
  font-size: 11px;
  font-weight: 850;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

.hero-content {
  position: relative;
  z-index: 6;
  width: 100%;
  max-width: 680px;
  padding-left: 18px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--green-strong);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

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

h1 {
  max-width: 680px;
  margin-bottom: 24px;
  font-size: 82px;
  line-height: 0.94;
  font-weight: 950;
}

.hero-copy {
  max-width: 590px;
  margin-bottom: 30px;
  color: rgba(16, 17, 15, 0.78);
  font-size: 17px;
  line-height: 1.75;
  font-weight: 650;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-bottom: 44px;
}

.primary-action {
  min-height: 48px;
  border: 1px solid var(--ink);
  color: #fff;
  background: var(--ink);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  transition: transform 180ms ease, background 180ms ease;
}

.primary-action {
  min-width: 170px;
  padding: 0 24px;
}

.primary-action:hover,
.primary-action:focus-visible {
  background: #2a2c27;
  transform: translateY(-1px);
}

.text-action {
  position: relative;
  padding: 12px 0;
  color: rgba(16, 17, 15, 0.68);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.text-action::after {
  display: inline-block;
  width: 58px;
  height: 1px;
  margin-left: 14px;
  vertical-align: middle;
  background: currentColor;
  content: "";
}

.proof-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  max-width: 640px;
  margin: 0;
}

.proof-list div {
  min-height: 98px;
  padding: 17px 18px 16px;
  border: 1px solid rgba(16, 17, 15, 0.14);
  background: rgba(255, 250, 240, 0.58);
  backdrop-filter: blur(12px);
}

.proof-list dt {
  margin-bottom: 8px;
  color: var(--green);
  font-size: 28px;
  font-weight: 950;
}

.proof-list dd {
  margin: 0;
  color: rgba(16, 17, 15, 0.66);
  font-size: 12px;
  font-weight: 750;
  line-height: 1.45;
  text-transform: uppercase;
}

.motion-panel {
  position: absolute;
  right: 48px;
  bottom: 88px;
  z-index: 7;
  width: 260px;
  padding: 24px;
  border: 1px solid rgba(16, 17, 15, 0.14);
  background: rgba(255, 255, 255, 0.66);
  box-shadow: 0 28px 80px rgba(16, 17, 15, 0.13);
  backdrop-filter: blur(20px);
  transition: transform 180ms ease, background 180ms ease;
}

.site-shell.is-lens-active .motion-panel {
  background: rgba(255, 255, 255, 0.78);
  transform: translateY(-3px);
}

.panel-kicker {
  margin-bottom: 5px;
  color: rgba(16, 17, 15, 0.62);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.motion-panel strong {
  display: block;
  margin-bottom: 12px;
  font-size: 26px;
  line-height: 1;
}

.motion-panel span {
  display: block;
  color: rgba(16, 17, 15, 0.62);
  font-size: 13px;
  font-weight: 750;
  line-height: 1.55;
}

.capability-strip {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: 34px;
  padding: 48px;
  background: #eeeadf;
}

.section-heading h2 {
  max-width: 560px;
  margin: 0;
  font-size: 38px;
  line-height: 1.08;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.capability-card {
  min-height: 334px;
  border: 1px solid rgba(16, 17, 15, 0.13);
  background: var(--paper-strong);
  overflow: hidden;
}

.capability-card img {
  display: block;
  width: 100%;
  height: 188px;
  object-fit: cover;
  background: #d7d1c2;
}

.capability-card div {
  padding: 19px 20px 22px;
}

.capability-card h3 {
  margin-bottom: 9px;
  font-size: 21px;
}

.capability-card p {
  margin-bottom: 0;
  color: var(--muted-ink);
  font-size: 14px;
  line-height: 1.55;
}

.toast {
  position: fixed;
  right: 28px;
  bottom: 24px;
  z-index: 40;
  max-width: 320px;
  padding: 14px 18px;
  color: #fff;
  background: rgba(16, 17, 15, 0.92);
  box-shadow: 0 18px 40px rgba(16, 17, 15, 0.18);
  font-size: 13px;
  font-weight: 750;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1180px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: 92vh;
    padding: 116px 34px 64px;
  }

  h1 {
    max-width: 560px;
    font-size: 64px;
  }

  .motion-panel {
    right: 34px;
    bottom: 48px;
  }

  .capability-strip {
    grid-template-columns: 1fr;
    padding: 42px 34px;
  }
}

@media (max-width: 820px) {
  .site-shell {
    --lens-radius: 210px;
  }

  .site-header {
    padding: 20px 22px 12px;
  }

  .header-action {
    min-height: 42px;
    padding: 0 16px;
  }

  .hero {
    min-height: auto;
    padding: 98px 22px 34px;
  }

  .hero-content {
    width: calc(100vw - 44px);
    max-width: calc(100vw - 44px);
    padding-left: 0;
    min-width: 0;
  }

  h1 {
    max-width: calc(100vw - 44px);
    margin-bottom: 18px;
    font-size: 46px;
    line-height: 1;
  }

  .hero-copy {
    max-width: calc(100vw - 44px);
    font-size: 15px;
    line-height: 1.65;
  }

  .proof-list {
    grid-template-columns: 1fr;
    max-width: 420px;
  }

  .proof-list div {
    min-height: 78px;
  }

  .motion-panel {
    position: relative;
    right: auto;
    bottom: auto;
    width: min(100%, 420px);
    margin-top: 32px;
  }

  .lens span {
    display: none;
  }

  .capability-strip {
    padding: 34px 22px;
  }

  .section-heading h2 {
    font-size: 30px;
  }

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

@media (max-width: 520px) {
  .site-header {
    grid-template-columns: auto 1fr;
  }

  .brand {
    font-size: 13px;
  }

  .header-action {
    display: none;
  }

  h1 {
    max-width: min(346px, calc(100vw - 44px));
    font-size: 38px;
  }

  .hero-content,
  .hero-copy,
  .proof-list,
  .section-heading,
  .capability-grid,
  .motion-panel {
    width: min(346px, calc(100vw - 44px));
    max-width: min(346px, calc(100vw - 44px));
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .primary-action {
    width: 100%;
  }

  .motion-panel {
    padding: 20px;
  }

  .toast {
    right: 16px;
    bottom: 16px;
    left: 16px;
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}