/* Slon variant 1 — olive atelier rail layout */
:root {
  --page: #efe0cd;
  --surface: #faf6f0;
  --surface-alt: #e8ddd0;
  --text: #7b2524;
  --muted: #607556;
  --accent: #b96a4c;
  --accent-alt: #607556;
  --line: color-mix(in srgb, var(--text) 16%, transparent);
  --radius: 14px;
  --radius-sm: 8px;
  --section-space: clamp(72px, 8vw, 120px);
  --rail-width: clamp(220px, 18vw, 300px);
  --content-max: 1280px;
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", "Segoe UI Mono", Menlo, Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-width: 0;
  overflow-x: hidden;
  line-height: 1.65;
  font-family: var(--font-body);
  background: var(--page);
  color: var(--text);
}

body.donor-layout-cc-slon8-ru {
  --page: #efe0cd;
  --surface: #faf6f0;
  --text: #7b2524;
  --muted: #607556;
  --accent: #b96a4c;
  --accent-alt: #607556;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent-alt) 6%, transparent), transparent 42%),
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 28px,
      color-mix(in srgb, var(--accent-alt) 5%, transparent) 28px,
      color-mix(in srgb, var(--accent-alt) 5%, transparent) 29px
    ),
    var(--page);
}

body, button, input, select, textarea { font: inherit; }

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

img, svg, video, canvas, iframe {
  display: block;
  max-width: 100%;
  height: auto;
}

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

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.2rem, 4.8vw, 4.4rem);
  line-height: 1.02;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.75rem, 3.2vw, 2.75rem);
  line-height: 1.08;
  margin-bottom: 0.85rem;
}

h3 {
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  line-height: 1.2;
}

p { color: var(--muted); }

/* Shell: desktop side rail + balanced main */
.page-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--rail-width) minmax(0, 1fr);
}

.site-rail {
  position: sticky;
  top: 0;
  height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 1.5rem;
  padding: clamp(20px, 2.5vw, 32px) clamp(16px, 1.8vw, 24px);
  background: color-mix(in srgb, var(--surface) 92%, var(--accent-alt) 8%);
  border-right: 1px solid var(--line);
  z-index: 40;
  min-width: 0;
}

.rail-brand-row {
  display: flex;
  align-items: center;
  min-width: 0;
}

.brand {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 0.95rem;
  min-width: 0;
  line-height: 1.2;
}

.brand-logo {
  display: block;
  width: clamp(44px, 4.2vw, 64px);
  height: clamp(44px, 4.2vw, 64px);
  max-width: 64px;
  max-height: 64px;
  border-radius: 12px;
  object-fit: contain;
  flex: 0 0 auto;
  overflow: hidden;
}

.brand-logo svg { width: 100%; height: 100%; }

.brand small {
  display: block;
  font-size: 0.62rem;
  font-weight: 500;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
}

.rail-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  align-self: start;
  min-width: 0;
}

.rail-nav a {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 0.45rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.rail-nav a:hover {
  color: var(--text);
  background: color-mix(in srgb, var(--surface) 80%, var(--accent) 20%);
  border-color: color-mix(in srgb, var(--accent) 25%, transparent);
}

.rail-foot {
  display: flex;
  min-width: 0;
}

.rail-cta {
  width: 100%;
  justify-content: center;
}

.page-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.page-content {
  flex: 1;
  width: 100%;
  max-width: calc(var(--content-max) + 80px);
  margin: 0 auto;
  padding: 0 clamp(20px, 3vw, 40px);
}

.section-inner {
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
}

/* Hero */
.layout-hero-panel {
  padding: clamp(32px, 5vw, 72px) 0 var(--section-space);
}

.layout-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
}

.hero-copy { min-width: 0; }

.eyebrow, .section-kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--accent);
}

.lead {
  font-size: clamp(1.02rem, 1.5vw, 1.22rem);
  max-width: 56ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.75rem 0 1rem;
}

.geo-line {
  font-size: 0.78rem;
  color: var(--muted);
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
}

.hero-visual {
  overflow: hidden;
  width: 100%;
  min-height: clamp(240px, 34vw, 420px);
  aspect-ratio: 3 / 2;
  border-radius: calc(var(--radius) + 6px);
  border: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
  background: var(--surface);
  box-shadow:
    0 24px 60px color-mix(in srgb, var(--text) 12%, transparent),
    inset 0 0 0 1px color-mix(in srgb, var(--surface) 70%, white);
}

.hero-visual svg { width: 100%; height: 100%; }

/* Buttons */
.button, .header-cta, .rail-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.82rem 1.35rem;
  border-radius: 999px;
  border: 1px solid var(--accent);
  font-weight: 700;
  font-size: 0.88rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button-primary, .rail-cta {
  background: var(--accent);
  color: var(--surface);
}

.button-primary:hover, .rail-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px color-mix(in srgb, var(--accent) 35%, transparent);
}

.button-secondary {
  background: transparent;
  color: var(--text);
  border-color: color-mix(in srgb, var(--text) 22%, transparent);
}

.button-secondary:hover {
  background: color-mix(in srgb, var(--surface-alt) 80%, var(--accent) 20%);
}

/* Sections */
.layout-band {
  padding: var(--section-space) 0;
}

.layout-band:nth-of-type(even) {
  background: color-mix(in srgb, var(--surface) 88%, var(--page));
  border-block: 1px solid var(--line);
}

.section-heading {
  max-width: 780px;
  margin-bottom: clamp(1.5rem, 3vw, 2.75rem);
}

.section-heading > p { font-size: 1.02rem; }

.fact-disclaimer {
  font-size: 0.78rem !important;
  padding: 0.7rem 0.9rem;
  border-left: 3px solid var(--accent-alt);
  background: color-mix(in srgb, var(--accent-alt) 10%, transparent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(0.85rem, 1.5vw, 1.15rem);
}

.layout-services .cards-grid .card:nth-child(1),
.layout-services .cards-grid .card:nth-child(2),
.layout-services .cards-grid .card:nth-child(3) { grid-column: span 4; }
.layout-services .cards-grid .card:nth-child(4),
.layout-services .cards-grid .card:nth-child(5),
.layout-services .cards-grid .card:nth-child(6) { grid-column: span 4; }

.layout-scenarios .cards-grid .card { grid-column: span 4; }
.layout-scenarios .cards-grid .card:nth-child(4),
.layout-scenarios .cards-grid .card:nth-child(5) { grid-column: span 6; }

.layout-benefits .cards-grid .card { grid-column: span 6; }
.layout-benefits .cards-grid .card:nth-child(5) { grid-column: span 12; }

.card {
  min-width: 0;
  padding: clamp(1.1rem, 2vw, 1.55rem);
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px color-mix(in srgb, var(--text) 10%, transparent);
}

.card p { margin-bottom: 0; flex: 1; }

.card-icon, .step-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 0.85rem;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  border-radius: 12px;
}

.card-icon svg, .step-icon svg { width: 28px; height: 28px; }

.card-label {
  display: block;
  color: var(--accent-alt);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.55rem;
}

.card-value {
  display: block;
  margin-top: 0.85rem;
  color: var(--accent);
  font-size: 1.05rem;
  font-weight: 700;
}

.card small {
  display: block;
  color: var(--muted);
  margin-top: 0.35rem;
  font-size: 0.82rem;
}

/* Stats strip */
.layout-stats .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
}

.stat {
  padding: 1.15rem 1.25rem;
  background: var(--surface);
  border-radius: var(--radius);
  border-top: 3px solid var(--accent);
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--text);
}

.stat span { font-weight: 700; color: var(--accent-alt); }

.stat p { font-size: 0.82rem; margin: 0.45rem 0 0; }

/* Process timeline */
.layout-process-track {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  counter-reset: step;
}

.layout-process-track li {
  counter-increment: step;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  position: relative;
}

.layout-process-track li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: 0.85rem;
  right: 1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: color-mix(in srgb, var(--accent) 70%, transparent);
  font-weight: 700;
}

.step-icon { flex: 0 0 44px; margin-bottom: 0; }

/* Geography */
.layout-geography {
  background: color-mix(in srgb, var(--accent-alt) 88%, #283339) !important;
  color: var(--surface);
}

.layout-geography p,
.layout-geography span,
.layout-geography .section-kicker { color: color-mix(in srgb, var(--surface) 78%, var(--page)); }

.layout-geography .section-kicker { color: color-mix(in srgb, var(--surface) 65%, var(--accent)); }

.geo-chips {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.geo-chip {
  padding: 1.1rem 1.2rem;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--surface) 22%, transparent);
  background: color-mix(in srgb, var(--surface) 8%, transparent);
}

.geo-chip strong,
.geo-chip span { display: block; }

.geo-chip span { font-size: 0.85rem; margin-top: 0.35rem; }

/* Calculator + contact duo */
.layout-action-duo {
  padding: var(--section-space) 0;
}

.layout-action-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: start;
}

.layout-calculator,
.layout-contact {
  padding: 0 !important;
  background: transparent !important;
  border: none !important;
}

.layout-calculator .section-inner,
.layout-contact .section-inner {
  height: 100%;
}

.layout-calculator .calculator-grid,
.layout-contact .contact-grid {
  display: block;
}

.component-calculator .section-inner {
  background: color-mix(in srgb, var(--accent-alt) 92%, #1a2a22);
  color: var(--surface);
  padding: clamp(1.25rem, 3vw, 2rem);
  border-radius: calc(var(--radius) + 4px);
}

.component-calculator p,
.component-calculator label span { color: color-mix(in srgb, var(--surface) 82%, var(--page)); }

.component-calculator .calculator-form {
  background: color-mix(in srgb, var(--text) 18%, transparent);
  border-radius: var(--radius);
}

.component-calculator output { color: color-mix(in srgb, var(--surface) 90%, var(--accent)); }

.contact-form {
  display: grid;
  gap: 0.9rem;
  background: var(--surface);
  padding: clamp(1.1rem, 2.5vw, 1.6rem);
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.contact-form label,
.calculator-form label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.82rem;
}

input, select, textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid color-mix(in srgb, var(--text) 18%, transparent);
  background: var(--page);
  color: var(--text);
  padding: 0.82rem 0.9rem;
  border-radius: var(--radius-sm);
}

textarea { min-height: 110px; resize: vertical; }

output {
  font-size: 1.1rem;
  color: var(--accent);
  font-weight: 800;
}

.form-message { color: var(--accent); margin: 0; }

/* Guide columns */
.layout-guide-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.75rem);
}

.chapter {
  padding: 1.15rem 1.2rem;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.chapter li { color: var(--muted); margin: 0.45rem 0; }

/* FAQ */
.faq-list { max-width: 900px; }

.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 0.95rem 0;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 800;
  color: var(--text);
}

.faq-list p { padding-right: 1.5rem; }

/* Footer */
.site-footer {
  padding: clamp(48px, 6vw, 72px) clamp(20px, 3vw, 40px);
  background: color-mix(in srgb, var(--text) 92%, black);
  color: color-mix(in srgb, var(--surface) 88%, white);
  border-top: 1px solid color-mix(in srgb, var(--surface) 15%, transparent);
}

.footer-grid {
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: clamp(1.25rem, 3vw, 2.5rem);
}

.footer-brand { font-size: 1.35rem; color: var(--surface); }

.site-footer a {
  display: block;
  color: color-mix(in srgb, var(--surface) 72%, var(--page));
  margin: 0.3rem 0;
  font-size: 0.88rem;
}

.site-footer h3 {
  font-size: 0.95rem;
  color: var(--surface);
  margin-bottom: 0.5rem;
}

.site-footer p { color: color-mix(in srgb, var(--surface) 70%, var(--page)); }

/* Icon motion */
.icon-draw path { stroke-dasharray: 34 8; animation: iconDraw 12s linear infinite; }
.icon-pulse { transform-box: fill-box; transform-origin: center; animation: iconPulse 12s ease-in-out infinite; }
.icon-slide { animation: iconSlide 12s ease-in-out infinite; }
.icon-spin { transform-box: fill-box; transform-origin: center; animation: iconSpin 14s linear infinite; }

@keyframes iconDraw { to { stroke-dashoffset: -84; } }
@keyframes iconPulse { 50% { transform: scale(0.9); opacity: 0.75; } }
@keyframes iconSlide { 50% { transform: translateX(4px); } }
@keyframes iconSpin { to { transform: rotate(360deg); } }

/* Wide desktop balance */
@media (min-width: 1440px) {
  .page-content {
    padding-inline: clamp(32px, 4vw, 56px);
  }

  .layout-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  }
}

@media (min-width: 1800px) {
  :root {
    --content-max: 1360px;
  }
}

/* Tablet */
@media (max-width: 1100px) {
  .page-shell {
    grid-template-columns: 1fr;
  }

  .site-rail {
    position: sticky;
    top: 0;
    height: auto;
    grid-template-rows: auto auto auto;
    grid-template-columns: 1fr;
    border-right: none;
    border-bottom: 1px solid var(--line);
    padding-block: 14px;
    gap: 0.75rem;
  }

  .rail-brand-row {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
  }

  .rail-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.4rem;
  }

  .rail-nav a {
    min-height: 36px;
    padding: 0.35rem 0.65rem;
    font-size: 0.76rem;
  }

  .rail-foot { justify-content: flex-end; }

  .rail-cta { width: auto; }

  .layout-hero-grid,
  .layout-action-grid,
  .layout-guide-columns,
  .layout-process-track,
  .layout-stats .stats-grid,
  .geo-chips,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .layout-services .cards-grid .card,
  .layout-scenarios .cards-grid .card,
  .layout-benefits .cards-grid .card {
    grid-column: span 12 !important;
  }

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

/* Mobile */
@media (max-width: 640px) {
  .page-content { padding-inline: 16px; }

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

  .hero-actions { flex-direction: column; }

  .hero-actions .button { width: 100%; }

  .brand { font-size: 0.88rem; }

  h1 { font-size: clamp(1.95rem, 9vw, 2.75rem); }

  h2 { font-size: clamp(1.55rem, 7vw, 2.1rem); }

  .layout-hero-panel { padding-top: 24px; }

  .hero-visual { min-height: 220px; }
}

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

  .card,
  .button,
  .rail-cta,
  .rail-nav a { transition: none !important; }

  .card:hover { transform: none; }

  .icon-draw path,
  .icon-pulse,
  .icon-slide,
  .icon-spin,
  .card-icon,
  .step-icon,
  .brand-logo svg * {
    animation: none !important;
  }
}