/* ============================================================
   GREEN PAPER — Premium design layer
   ============================================================ */

body.gp-body {
  background:
    radial-gradient(ellipse 900px 480px at 0% -10%, color-mix(in srgb, var(--gp-primary) 6%, transparent), transparent 55%),
    radial-gradient(ellipse 700px 420px at 100% 20%, color-mix(in srgb, var(--gp-tertiary) 5%, transparent), transparent 50%),
    var(--gp-bg);
}

::selection {
  background: var(--gp-primary);
  color: #fff;
}

/* Refined scrollbar */
html {
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--gp-primary) 45%, #ccc) transparent;
}

/* Typography lift */
.gp-h1 {
  font-family: var(--gp-font-display);
  font-weight: 800;
  letter-spacing: -0.035em;
}
.gp-h2 {
  font-family: var(--gp-font-display);
  font-weight: 800;
  letter-spacing: -0.03em;
}
.gp-h3, .gp-h4 {
  font-family: var(--gp-font-display);
  letter-spacing: -0.02em;
}
.gp-lede {
  font-size: 18.5px;
  line-height: 1.7;
  max-width: 100%;
}
.gp-section {
  padding: 128px 0;
}
@media (max-width: 768px) {
  .gp-section { padding: 84px 0; }
}

.gp-eyebrow {
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--gp-primary) 10%, transparent);
  letter-spacing: 0.06em;
}

/* Buttons — premium feel */
.gp-btn {
  letter-spacing: 0.01em;
  box-shadow: none;
}
.gp-btn--filled {
  box-shadow:
    0 1px 2px rgba(27, 94, 59, 0.2),
    0 4px 12px rgba(27, 94, 59, 0.18);
}
.gp-btn--filled:hover {
  box-shadow:
    0 2px 4px rgba(27, 94, 59, 0.22),
    0 10px 28px rgba(27, 94, 59, 0.22);
  transform: translateY(-2px);
}
.gp-btn--filled:active {
  transform: translateY(0);
}
.gp-btn--outlined {
  border-width: 1.5px;
}
.gp-btn--on-primary {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
  font-weight: 700;
}
.gp-btn--on-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.22);
}
.gp-btn--on-primary-outline {
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.06);
}
.gp-btn--on-primary-outline:hover {
  background: rgba(255, 255, 255, 0.16);
}

/* Nav glass */
.gp-nav-main {
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
}
.gp-nav--scrolled .gp-nav-main {
  box-shadow:
    0 1px 0 var(--gp-outline-variant),
    0 8px 24px rgba(26, 29, 27, 0.06);
}
.gp-logo-text {
  font-family: var(--gp-font-display);
  letter-spacing: -0.03em;
}
.gp-nav-links > a {
  position: relative;
}
.gp-nav-links > a.is-active,
.gp-dd.has-active > .gp-dd-trigger {
  font-weight: 700;
}
.gp-mega {
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
}
.gp-dd-panel {
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
}

/* Hero cinematic */
.gp-hero--slider {
  isolation: isolate;
}
.gp-hero-overlay {
  background:
    linear-gradient(115deg, rgba(6, 22, 14, 0.9) 0%, rgba(6, 22, 14, 0.62) 38%, rgba(6, 22, 14, 0.28) 68%, rgba(6, 22, 14, 0.45) 100%),
    linear-gradient(180deg, rgba(6, 22, 14, 0.25) 0%, transparent 40%, rgba(6, 22, 14, 0.55) 100%);
}
.gp-hero-inner--slider h1 {
  text-wrap: balance;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.25);
}
.gp-hero-inner--slider .gp-lede {
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.2);
}
.gp-hero-brand {
  letter-spacing: -0.02em;
}
.gp-hero-arrow {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}
.gp-hero-dot.is-active {
  background: linear-gradient(90deg, #fff, rgba(255, 255, 255, 0.85));
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
}
.gp-hero-bottom--pro {
  background: color-mix(in srgb, var(--gp-surface) 94%, transparent);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-top: 1px solid color-mix(in srgb, var(--gp-outline-variant) 80%, transparent);
  box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.06);
}
.gp-metric {
  border-radius: var(--gp-radius-md);
  padding: 14px 16px;
  transition: background 0.25s, transform 0.25s;
}
.gp-metric:hover {
  background: var(--gp-primary-container);
  transform: translateY(-2px);
}
.gp-metric-icon {
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--gp-primary) 12%, transparent);
}

/* Intro */
.gp-intro {
  padding: 110px 0 48px;
  position: relative;
}
.gp-intro-quote {
  position: relative;
  padding-left: 28px;
  border-left: 3px solid var(--gp-primary);
  font-family: var(--gp-font-display);
  letter-spacing: -0.025em;
}
.gp-intro-quote::before {
  content: "“";
  position: absolute;
  left: -6px;
  top: -28px;
  font-size: 72px;
  line-height: 1;
  color: color-mix(in srgb, var(--gp-primary) 22%, transparent);
  font-family: Georgia, serif;
  pointer-events: none;
}
.gp-intro-aside {
  box-shadow: var(--gp-elev-2);
  border: 1px solid color-mix(in srgb, var(--gp-primary) 14%, transparent);
  position: relative;
  overflow: hidden;
}
.gp-intro-aside::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--gp-primary) 12%, transparent);
  pointer-events: none;
}

/* Process nodes as premium cards */
.gp-process-rail {
  gap: 20px;
}
.gp-process-rail::before {
  top: 40px;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--gp-primary) 35%, transparent),
    color-mix(in srgb, var(--gp-tertiary) 45%, transparent),
    color-mix(in srgb, var(--gp-secondary) 35%, transparent),
    transparent
  );
  opacity: 1;
}
.gp-process-node {
  background: var(--gp-surface);
  border: 1px solid var(--gp-outline-variant);
  border-radius: var(--gp-radius-xl);
  padding: 28px 22px 32px;
  box-shadow: var(--gp-elev-1);
  transition: transform 0.35s var(--gp-ease), box-shadow 0.35s var(--gp-ease), border-color 0.3s;
}
.gp-process-node:hover {
  transform: translateY(-8px);
  box-shadow: var(--gp-elev-hover);
  border-color: color-mix(in srgb, var(--gp-primary) 25%, var(--gp-outline-variant));
}
.gp-process-node .gp-step-icon {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  margin-bottom: 22px;
  box-shadow:
    0 1px 0 color-mix(in srgb, var(--gp-primary) 10%, transparent),
    var(--gp-elev-1);
}
.gp-process-node .gp-step-icon .material-symbols-rounded {
  font-size: 30px;
}
.gp-process-node h3 {
  font-size: 20px;
  margin-bottom: 10px;
}
.gp-process-node .gp-step-num {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
  display: block;
}

/* Cards */
.gp-card,
.gp-news-card,
.gp-spotlight-main,
.gp-feature,
.gp-feature-light,
.gp-industry,
.gp-contact-card,
.gp-contact-form {
  transition: transform 0.4s var(--gp-ease), box-shadow 0.4s var(--gp-ease), border-color 0.3s;
}
.gp-card:hover,
.gp-news-card:hover,
.gp-industry:hover,
.gp-feature:hover,
.gp-feature-light:hover {
  border-color: color-mix(in srgb, var(--gp-primary) 22%, var(--gp-outline-variant));
}
.gp-card-media {
  height: 200px;
  overflow: hidden;
}
.gp-card-media svg,
.gp-card-media .material-symbols-rounded {
  transition: transform 0.5s var(--gp-ease);
}
.gp-card:hover .gp-card-media svg,
.gp-card:hover .gp-card-media .material-symbols-rounded {
  transform: scale(1.08);
}
.gp-card-body {
  padding: 30px;
}
.gp-card-link {
  transition: gap 0.25s, color 0.2s;
}
.gp-news-thumb {
  height: 220px;
  overflow: hidden;
}
.gp-news-thumb .material-symbols-rounded {
  transition: transform 0.5s var(--gp-ease), opacity 0.3s;
}
.gp-news-card:hover .gp-news-thumb .material-symbols-rounded {
  transform: scale(1.12);
  opacity: 0.75;
}

/* Spotlight */
.gp-spotlight-main {
  border: 1px solid var(--gp-outline-variant);
}
.gp-spotlight-visual {
  background:
    radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--gp-primary) 18%, transparent), transparent 55%),
    linear-gradient(160deg, var(--gp-primary-container), var(--gp-surface-dim));
}
.gp-spotlight-content h3 {
  font-size: clamp(24px, 2.5vw, 30px);
}

/* Impact */
.gp-impact {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 50% 80% at 100% 0%, color-mix(in srgb, var(--gp-primary) 8%, transparent), transparent 60%),
    var(--gp-surface);
}
.gp-impact-num {
  background: linear-gradient(135deg, var(--gp-primary), color-mix(in srgb, var(--gp-tertiary) 70%, var(--gp-primary)));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Statement */
.gp-statement p {
  font-family: var(--gp-font-display);
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.gp-statement cite {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: var(--gp-radius-full);
  background: var(--gp-primary-container);
  color: var(--gp-on-primary-container);
}

/* Industries */
.gp-industry {
  position: relative;
  overflow: hidden;
}
.gp-industry::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--gp-primary);
  opacity: 0;
  transition: opacity 0.3s;
}
.gp-industry:hover::before { opacity: 1; }

/* CTA */
.gp-cta-band {
  background:
    radial-gradient(ellipse 60% 100% at 100% 50%, color-mix(in srgb, var(--gp-primary) 8%, transparent), transparent 55%),
    var(--gp-surface);
  border: 1px solid var(--gp-outline-variant);
  box-shadow: var(--gp-elev-2);
}
.gp-cta-band::before {
  width: 6px;
  background: linear-gradient(180deg, var(--gp-primary), var(--gp-tertiary));
}

/* Forms */
.gp-field input,
.gp-field textarea,
.gp-field select {
  border-radius: 14px;
}
.gp-field input:hover,
.gp-field textarea:hover {
  border-color: color-mix(in srgb, var(--gp-primary) 30%, var(--gp-outline));
}

/* Footer */
.gp-footer {
  background:
    radial-gradient(ellipse 900px 400px at 0% 0%, color-mix(in srgb, var(--gp-primary) 7%, transparent), transparent 55%),
    linear-gradient(180deg, var(--gp-surface-dim), var(--gp-surface));
}
.gp-footer-brand .gp-logo-text {
  font-family: var(--gp-font-display);
}
.gp-footer-top-copy h3 {
  font-family: var(--gp-font-display);
}

.gp-assort-title {
  font-family: var(--gp-font-display);
  text-shadow: 0 8px 40px rgba(0,0,0,.28);
}
.gp-assort-feature:hover .gp-assort-feature-media,
.gp-assort-panel:hover .gp-assort-panel-media {
  transform: scale(1.03);
}
.gp-assort-feature-media,
.gp-assort-panel-media {
  transition: transform 0.6s var(--gp-ease);
  overflow: hidden;
}

/* Page hero */
.gp-page-hero {
  background:
    radial-gradient(ellipse 600px 280px at 90% 0%, color-mix(in srgb, var(--gp-primary) 7%, transparent), transparent 60%),
    linear-gradient(180deg, var(--gp-surface) 0%, var(--gp-bg) 100%);
}
.gp-page-hero h1 {
  text-wrap: balance;
}

/* Strip */
.gp-strip {
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--gp-primary-container) 70%, #fff),
    var(--gp-primary-container),
    color-mix(in srgb, var(--gp-primary-container) 70%, #fff)
  );
}

/* Reveal polish */
.gp-reveal {
  transform: translateY(36px);
  transition: opacity 0.85s var(--gp-ease), transform 0.85s var(--gp-ease);
}
.gp-reveal-scale {
  transition: opacity 0.9s var(--gp-ease), transform 0.9s var(--gp-ease);
}

/* Contact map soft frame */
.gp-contact-map,
.gp-home-contact-map {
  box-shadow: var(--gp-elev-2);
}

/* Dark mode adjustments */
[data-theme="dark"] body.gp-body {
  background:
    radial-gradient(ellipse 800px 400px at 0% 0%, color-mix(in srgb, var(--gp-primary) 10%, transparent), transparent 50%),
    var(--gp-bg);
}
[data-theme="dark"] .gp-hero-bottom--pro {
  background: color-mix(in srgb, var(--gp-surface) 88%, transparent);
}
[data-theme="dark"] .gp-impact-num {
  background: linear-gradient(135deg, var(--gp-primary), var(--gp-tertiary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Section breathing room between tonal blocks */
.gp-section--tonal {
  position: relative;
}
.gp-section--tonal::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 10% 0%, color-mix(in srgb, var(--gp-primary) 4%, transparent), transparent 60%);
  pointer-events: none;
}

/* Timeline polish */
.gp-timeline-dot {
  box-shadow: var(--gp-elev-1);
  border: 2px solid var(--gp-surface);
}

/* Icon badge polish */
.gp-icon-badge,
.gp-feature-light .gp-icon-badge,
.gp-metric-icon {
  transition: transform 0.3s var(--gp-ease), background 0.3s;
}
.gp-feature-light:hover .gp-icon-badge,
.gp-list-check-item:hover .gp-icon-badge,
.gp-metric:hover .gp-metric-icon {
  transform: scale(1.06);
}

/* FAB pulse ring */
.gp-fab-call::before {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: inherit;
  border: 2px solid color-mix(in srgb, var(--gp-primary) 45%, transparent);
  opacity: 0;
  animation: gp-fab-pulse 2.8s ease-out infinite;
  pointer-events: none;
}
@keyframes gp-fab-pulse {
  0% { transform: scale(0.92); opacity: 0.7; }
  70% { transform: scale(1.2); opacity: 0; }
  100% { opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .gp-fab-call::before { animation: none; }
}