/* TripScan variant 1 — artist-style editorial magazine layout */

:root {
  --page: #f7f5f0;
  --surface: #ffffff;
  --surface-alt: #efede6;
  --text: #141414;
  --muted: #5c5c5c;
  --accent: #141414;
  --accent-alt: #6b5b45;
  --line: rgba(20, 20, 20, 0.14);
  --line-strong: rgba(20, 20, 20, 0.32);
  --radius: 2px;
  --radius-lg: 4px;
  --section-space: clamp(4.5rem, 9vw, 7.5rem);
  --content-max: 1180px;
  --spine: 72px;
  --font-display: Georgia, "Times New Roman", Times, serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::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-tripc86-top {
  --page: #f7f5f0;
  --surface: #ffffff;
  --text: #141414;
  --muted: #5c5c5c;
  --accent: #141414;
  --accent-alt: #6b5b45;
  background: var(--page);
  color: var(--text);
  background-image:
    linear-gradient(90deg, transparent calc(var(--spine) - 1px), var(--line) calc(var(--spine) - 1px), var(--line) var(--spine), transparent var(--spine)),
    repeating-linear-gradient(0deg, transparent, transparent 23px, rgba(20, 20, 20, 0.03) 23px, rgba(20, 20, 20, 0.03) 24px);
}

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: 400;
  letter-spacing: -0.02em;
  line-height: 1.08;
}

h1 {
  font-size: clamp(2.4rem, 5.8vw, 4.6rem);
  margin-bottom: 1.25rem;
  max-width: 14ch;
}

h2 {
  font-size: clamp(1.85rem, 3.6vw, 3rem);
  margin-bottom: 0.85rem;
  max-width: 18ch;
}

h3 {
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  line-height: 1.25;
}

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

/* Page shell — magazine spine + body */
.page-shell {
  display: grid;
  grid-template-columns: var(--spine) minmax(0, 1fr);
  min-height: 100vh;
}

.page-spine {
  position: sticky;
  top: 0;
  height: 100vh;
  border-right: 1px dashed var(--line-strong);
  background: linear-gradient(180deg, rgba(107, 91, 69, 0.06), transparent 40%);
}

.page-body {
  min-width: 0;
}

.page-main {
  display: block;
}

.section-wrap {
  width: min(var(--content-max), calc(100% - 48px));
  margin: 0 auto;
}

/* Header — tri-column editorial nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--page) 92%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  width: min(var(--content-max), calc(100% - 48px));
  margin: 0 auto;
  min-height: 68px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  white-space: nowrap;
}

.brand-logo {
  width: 34px;
  height: 34px;
  border-radius: var(--radius);
  overflow: hidden;
  flex: 0 0 auto;
}

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

.brand small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem 1rem;
}

.site-header nav a {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.35rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.site-header nav a:hover {
  color: var(--text);
  border-color: var(--text);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.72rem 1.15rem;
  border: 1px solid var(--text);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.header-cta {
  white-space: nowrap;
}

.button-primary,
.header-cta {
  background: var(--text);
  color: var(--page);
}

.button-primary:hover,
.header-cta:hover {
  background: var(--accent-alt);
  border-color: var(--accent-alt);
}

.button-secondary {
  background: transparent;
  color: var(--text);
}

.button-secondary:hover {
  background: var(--surface-alt);
}

/* Hero — artist-hero split with portrait plate */
.hero {
  padding: clamp(3rem, 8vw, 6rem) 0 var(--section-space);
  border-bottom: 1px dashed var(--line-strong);
}

.hero-frame {
  width: min(var(--content-max), calc(100% - 48px));
  margin: 0 auto;
}

.hero-grid,
.editorial-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.92fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero-copy {
  min-width: 0;
  padding-top: 0.5rem;
}

.eyebrow,
.section-kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-alt);
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  position: relative;
}

.eyebrow::before,
.section-kicker::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 0.85rem;
  height: 1px;
  background: var(--accent-alt);
}

.lead {
  font-size: clamp(1.02rem, 1.6vw, 1.22rem);
  max-width: 46ch;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 2rem 0 2.25rem;
}

.geo-line {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 1.25rem;
  border-top: 1px dashed var(--line-strong);
  max-width: 28ch;
}

.hero-visual {
  aspect-ratio: 4 / 5;
  max-height: min(72vh, 680px);
  width: 100%;
  justify-self: stretch;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  position: relative;
}

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

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

/* Sections */
.section {
  padding: var(--section-space) 0;
  border-bottom: 1px dashed var(--line);
}

.section-inner {
  width: 100%;
}

.section-heading {
  max-width: 720px;
  margin-bottom: clamp(2rem, 4vw, 3rem);
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.section-heading > p {
  font-size: 1.02rem;
  max-width: 62ch;
}

.fact-disclaimer {
  font-size: 0.78rem !important;
  padding: 0.65rem 0.85rem;
  border-left: 2px solid var(--accent-alt);
  background: var(--surface-alt);
  margin-top: 1rem;
}

/* Services — editorial numbered grid */
.band-services .cards-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.band-services .card {
  grid-column: span 4;
  background: var(--surface);
  padding: 1.65rem 1.5rem 1.75rem;
  min-width: 0;
  display: grid;
  gap: 0.65rem;
  align-content: start;
  transition: background 0.25s var(--ease);
}

.band-services .card:hover {
  background: var(--surface-alt);
}

.band-services .card:nth-child(4),
.band-services .card:nth-child(5),
.band-services .card:nth-child(6) {
  grid-column: span 4;
}

.card-icon,
.step-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--accent-alt);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
}

.card-icon svg,
.step-icon svg {
  width: 22px;
  height: 22px;
}

.card-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-alt);
}

.card p {
  margin-bottom: 0;
}

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

/* Calculator — inverted band */
.band-calculator {
  background: var(--text);
  color: var(--page);
  border-bottom: none;
}

.band-calculator .section-kicker::before {
  background: color-mix(in srgb, var(--page) 70%, transparent);
}

.band-calculator .section-kicker,
.band-calculator h2,
.band-calculator p,
.band-calculator label,
.band-calculator output {
  color: var(--page);
}

.band-calculator p,
.band-calculator label span {
  color: color-mix(in srgb, var(--page) 72%, transparent);
}

.band-calculator .section-heading {
  border-color: color-mix(in srgb, var(--page) 18%, transparent);
}

.band-calculator .fact-disclaimer {
  background: color-mix(in srgb, var(--page) 8%, transparent);
  border-color: var(--accent-alt);
  color: color-mix(in srgb, var(--page) 80%, transparent) !important;
}

.calculator-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.calculator-form {
  display: grid;
  gap: 1rem;
  background: color-mix(in srgb, var(--page) 6%, transparent);
  padding: 1.5rem;
  border: 1px solid color-mix(in srgb, var(--page) 16%, transparent);
}

.calculator-form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.82rem;
}

.calculator-form output {
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.35;
  padding-top: 0.5rem;
}

/* Process — vertical timeline */
.band-process .process-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0;
  border-left: 1px dashed var(--line-strong);
  margin-left: 0.5rem;
}

.band-process .process-list li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 1.25rem;
  padding: 1.5rem 0 1.5rem 1.5rem;
  position: relative;
  border-bottom: 1px dashed var(--line);
}

.band-process .process-list li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 1.85rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--page);
  border: 1px solid var(--text);
}

.band-process .step-icon {
  margin-bottom: 0;
}

/* Benefits — offset two-column */
.band-benefits {
  background: var(--surface-alt);
}

.band-benefits .cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.band-benefits .card {
  background: var(--surface);
  padding: 1.5rem;
  border: 1px solid var(--line);
  min-width: 0;
}

.band-benefits .card:nth-child(even) {
  transform: translateY(1.25rem);
}

/* Scenarios — horizontal editorial strip */
.band-scenarios .cards-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(220px, 1fr));
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scroll-snap-type: x mandatory;
}

.band-scenarios .card {
  scroll-snap-align: start;
  min-width: 220px;
  padding: 1.35rem;
  background: var(--surface);
  border: 1px solid var(--line);
  min-height: 100%;
}

/* Geography */
.band-geography .geo-chips {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.band-geography .geo-chip {
  background: var(--surface);
  padding: 1.35rem 1.25rem;
  min-width: 0;
}

.geo-chip strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.geo-chip span {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

/* Guide — two-column chapters */
.band-guide .section-inner {
  display: grid;
  grid-template-columns: minmax(0, 280px) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.band-guide .section-heading {
  grid-column: 1 / -1;
}

.band-guide .guide-body {
  grid-column: 2;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.band-guide .chapter {
  padding: 1.5rem 0;
  border-bottom: 1px dashed var(--line);
}

.band-guide .chapter h3 {
  font-size: 1.05rem;
  margin-bottom: 0.65rem;
}

.band-guide .chapter li {
  color: var(--muted);
  margin: 0.45rem 0;
  padding-left: 0.25rem;
}

/* FAQ */
.band-faq .faq-list {
  max-width: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 2.5rem;
}

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

.band-faq summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 400;
  list-style: none;
}

.band-faq summary::-webkit-details-marker {
  display: none;
}

.band-faq summary::before {
  content: "— ";
  color: var(--accent-alt);
}

/* Contact */
.band-contact .contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 1rem;
  background: var(--surface);
  padding: 1.5rem;
  border: 1px solid var(--line);
}

.contact-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 var(--line-strong);
  background: var(--page);
  color: var(--text);
  padding: 0.8rem 0.85rem;
  border-radius: var(--radius);
}

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

output,
.form-message {
  color: var(--accent-alt);
}

.form-message {
  margin: 0;
  font-size: 0.9rem;
}

/* Footer */
.site-footer {
  padding: 3.5rem 0 4rem;
  background: var(--text);
  color: var(--page);
  border-top: none;
}

.site-footer .section-inner {
  width: min(var(--content-max), calc(100% - 48px));
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  display: block;
  margin-bottom: 0.75rem;
}

.site-footer p {
  color: color-mix(in srgb, var(--page) 72%, transparent);
}

.site-footer a {
  display: block;
  color: color-mix(in srgb, var(--page) 65%, transparent);
  margin: 0.35rem 0;
  font-size: 0.92rem;
}

.site-footer a:hover {
  color: var(--page);
}

.site-footer h3 {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--page) 55%, transparent);
  margin-bottom: 0.75rem;
}

/* Icon motion — subdued editorial */
.icon-draw path {
  stroke-dasharray: 34 8;
  animation: iconDraw 10s linear infinite;
}

.icon-pulse {
  transform-box: fill-box;
  transform-origin: center;
  animation: iconPulse 10s ease-in-out infinite;
}

.icon-slide {
  animation: iconSlide 10s ease-in-out infinite;
}

.icon-spin {
  transform-box: fill-box;
  transform-origin: center;
  animation: iconSpin 12s linear infinite;
}

@keyframes iconDraw {
  to {
    stroke-dashoffset: -84;
  }
}

@keyframes iconPulse {
  50% {
    transform: scale(0.92);
    opacity: 0.75;
  }
}

@keyframes iconSlide {
  50% {
    transform: translateX(2px);
  }
}

@keyframes iconSpin {
  to {
    transform: rotate(360deg);
  }
}

/* Responsive */
@media (max-width: 1080px) {
  .band-services .card {
    grid-column: span 6 !important;
  }

  .band-scenarios .cards-grid {
    grid-template-columns: repeat(3, minmax(200px, 1fr));
  }
}

@media (max-width: 900px) {
  .page-shell {
    grid-template-columns: 1fr;
  }

  .page-spine {
    display: none;
  }

  body.donor-layout-tripc86-top {
    background-image: repeating-linear-gradient(0deg, transparent, transparent 23px, rgba(20, 20, 20, 0.03) 23px, rgba(20, 20, 20, 0.03) 24px);
  }

  .site-header nav {
    display: none;
  }

  .header-inner {
    grid-template-columns: 1fr auto;
  }

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

  .hero-visual {
    aspect-ratio: 3 / 2;
    max-height: none;
    order: -1;
  }

  .calculator-grid,
  .contact-grid,
  .band-guide .section-inner {
    grid-template-columns: 1fr;
  }

  .band-guide .guide-body {
    grid-column: 1;
  }

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

  .band-benefits .card:nth-child(even) {
    transform: none;
  }

  .band-faq .faq-list {
    grid-template-columns: 1fr;
  }

  .band-geography .geo-chips {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .section-wrap,
  .hero-frame,
  .header-inner,
  .site-footer .section-inner {
    width: min(100% - 28px, var(--content-max));
  }

  .band-services .card {
    grid-column: span 12 !important;
  }

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

  .button,
  .header-cta {
    width: 100%;
  }

  h1 {
    max-width: none;
  }
}

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

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

  .band-benefits .card:nth-child(even) {
    transform: none;
  }

  .site-header nav a,
  .button,
  .header-cta,
  .band-services .card {
    transition: none;
  }
}