/* ==========================================================================
   FUNDACIÓN FLAKES LIST · LABORATORIO DE POLÍMEROS rPET (flakeslist.org)
   100% Bespoke Circular Polymer Sage, Deep Forest Emerald & Recycled Amber Theme
   Zero '$' symbols anywhere.
   ========================================================================== */

:root {
  --bg-sage: #F2F6F0;
  --bg-mint-soft: #E3ECE0;
  --bg-card: #FFFFFF;
  --forest-900: #0E3528;
  --forest-800: #164A38;
  --forest-700: #1F664D;
  --lime-accent: #84CC16;
  --amber-resin: #D97706;
  --ink-pine: #0C221A;
  --ink-body: #2A4238;
  --ink-muted: #526B60;
  --border-sage: #C4D6BF;
  --font-display: 'Bricolage Grotesque', sans-serif;
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-sage);
  color: var(--ink-pine);
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-sage);
  color: var(--ink-pine);
  line-height: 1.62;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .hero-title, .section-title {
  font-family: var(--font-display);
  color: var(--ink-pine);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p, li { text-wrap: pretty; color: var(--ink-body); }
a { color: var(--forest-800); text-decoration: none; transition: all 0.2s ease; }
a:hover { color: var(--amber-resin); }
:focus-visible { outline: 3px solid var(--amber-resin); outline-offset: 3px; }
img { max-width: 100%; height: auto; display: block; }

.container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.skip-link { position: absolute; top: -100px; left: 16px; background: var(--forest-900); color: #FFF; padding: 12px 20px; z-index: 9999; }
.skip-link:focus { top: 16px; }

/* ==========================================================================
   UNIQUE HEADER: FLOATING DETACHED ROUNDED PILL-DECK WITH CENTERED MEDALLION
   ========================================================================== */
.fl-header-outer {
  padding: 12px 24px 4px;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.fl-floating-shell {
  max-width: 1280px;
  margin: 0 auto;
  background: var(--forest-900);
  color: #FFFFFF;
  border-radius: 999px;
  padding: 8px 14px;
  border: 2px solid var(--forest-700);
  box-shadow: 0 14px 34px rgba(14, 53, 40, 0.16);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
}

.fl-nav-left,
.fl-nav-right {
  display: flex;
  align-items: center;
  gap: 4px;
}

.fl-nav-right {
  justify-content: flex-end;
}

.fl-nav-pill {
  color: #E2EFE9 !important;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 999px;
  white-space: nowrap;
}

.fl-nav-pill:hover,
.fl-nav-pill.active {
  background: var(--forest-800);
  color: #FFFFFF !important;
}

.fl-center-medallion {
  background: var(--bg-sage);
  color: var(--ink-pine) !important;
  border: 2px solid var(--lime-accent);
  border-radius: 999px;
  padding: 6px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

.fl-poly-hex {
  background: var(--forest-900);
  color: var(--lime-accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 5px 8px;
  border-radius: 999px;
  white-space: nowrap;
}

.fl-medallion-text strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.96rem;
  letter-spacing: -0.01em;
  color: var(--ink-pine);
  white-space: nowrap;
}

.fl-medallion-text small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--forest-800);
  font-weight: 600;
  white-space: nowrap;
}

.fl-amber-cta {
  background: var(--amber-resin) !important;
  color: #FFFFFF !important;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 9px 16px;
  border-radius: 999px;
  white-space: nowrap;
  margin-left: 6px;
}

.fl-amber-cta:hover { background: #B45309 !important; }

#mobileMenuToggle {
  display: none;
  min-height: 44px;
  min-width: 44px;
  background: var(--forest-800);
  color: #FFFFFF;
  border: none;
  border-radius: 999px;
}
#mobileDrawer {
  display: none;
  max-width: 1280px;
  margin: 8px auto 0;
  background: var(--forest-900);
  border-radius: 20px;
  padding: 16px 24px;
}
#mobileDrawer.is-open { display: block; }
.mobile-nav-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.mobile-nav-list a { color: #FFF; font-weight: 600; display: block; padding: 6px 0; }

/* Buttons */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 10px 18px; border-radius: 999px;
  background: var(--forest-900); color: #FFFFFF !important;
  font-family: var(--font-display); font-weight: 700; font-size: 0.85rem;
  border: 2px solid var(--forest-900); cursor: pointer; white-space: nowrap;
}
.btn-primary:hover { background: var(--forest-700); border-color: var(--forest-700); }

.btn-outline {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 10px 18px; border-radius: 999px;
  background: #FFFFFF; color: var(--forest-900) !important;
  font-family: var(--font-display); font-weight: 700; font-size: 0.85rem;
  border: 2px solid var(--forest-900); cursor: pointer; white-space: nowrap;
}

/* ==========================================================================
   UNIQUE HERO: 3-COLUMN ASYMMETRIC POLYMER MATERIALITY BENTO MOSAIC
   ========================================================================== */
.fl-mosaic-hero {
  padding: 20px 0 48px;
}

.fl-bento-grid-3 {
  display: grid;
  grid-template-columns: 4fr 4.5fr 3.5fr;
  gap: 20px;
  align-items: stretch;
}

/* Col 1: Left Spec & Headline Card */
.fl-col-spec {
  background: #FFFFFF;
  border: 1.5px solid var(--border-sage);
  border-radius: 24px;
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 14px 32px rgba(14, 53, 40, 0.06);
}

.fl-pill-kicker {
  display: inline-block;
  align-self: flex-start;
  background: var(--bg-mint-soft);
  color: var(--forest-900);
  border: 1px solid var(--lime-accent);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.fl-col-spec h1 {
  font-size: clamp(1.55rem, 2.05vw, 1.98rem);
  line-height: 1.08;
  margin-bottom: 10px;
}

.fl-col-spec h1 em {
  color: var(--forest-700);
  font-style: normal;
  text-decoration: underline;
  text-decoration-color: var(--lime-accent);
  text-underline-offset: 4px;
}

.fl-col-spec p {
  font-size: 0.88rem;
  margin-bottom: 12px;
}

.fl-grade-mini-table {
  background: var(--bg-sage);
  border: 1px solid var(--border-sage);
  border-radius: 14px;
  padding: 10px 12px;
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fl-grade-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font-size: 0.76rem;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--border-sage);
  white-space: nowrap;
}

.fl-grade-row:last-child { border-bottom: none; padding-bottom: 0; }

.fl-grade-row code {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--forest-900);
  white-space: nowrap;
}

/* Col 2: Center Tall Vertical Polymer Flakes Showcase */
.fl-col-center-stage {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  border: 2px solid var(--forest-900);
  min-height: 520px;
  box-shadow: 0 18px 40px rgba(14, 53, 40, 0.12);
}

.fl-col-center-stage img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
}

.fl-nir-overlay-card {
  position: absolute;
  bottom: 14px;
  left: 14px;
  right: 14px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border: 1.5px solid var(--lime-accent);
  border-radius: 16px;
  padding: 12px 16px;
}

.fl-nir-overlay-card small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--forest-800);
}

.fl-nir-overlay-card strong {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--ink-pine);
}

/* Col 3: Right Vertical Stack of 3 Lab Cards */
.fl-col-right-stack {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
}

.fl-lab-mini-card {
  background: #FFFFFF;
  border: 1.5px solid var(--border-sage);
  border-radius: 18px;
  padding: 12px;
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 12px;
  align-items: center;
  flex: 1;
}

.fl-lab-mini-card img {
  width: 96px;
  height: 110px;
  object-fit: cover;
  border-radius: 12px;
}

.fl-lab-mini-card span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--amber-resin);
  margin-bottom: 3px;
}

.fl-lab-mini-card h3 {
  font-size: 0.94rem;
  margin-bottom: 4px;
}

.fl-lab-mini-card p {
  font-size: 0.76rem;
  line-height: 1.35;
  margin: 0;
}

/* ==========================================================================
   SECTIONS & 2-COLUMN POLYMER CERTIFICATE CARDS WITH PURITY BARS
   ========================================================================== */
.section-pad { padding: 68px 0; }
.section-alt {
  padding: 68px 0;
  background: var(--bg-mint-soft);
  border-top: 1px solid var(--border-sage);
  border-bottom: 1px solid var(--border-sage);
  content-visibility: auto;
  contain-intrinsic-size: auto 520px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 36px;
}

.section-kicker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--forest-800);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.section-title { font-size: clamp(1.65rem, 2.5vw, 2.25rem); }

.fl-cert-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.fl-cert-card {
  background: #FFFFFF;
  border: 1.5px solid var(--border-sage);
  border-radius: 20px;
  padding: 24px;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  align-items: start;
}

.fl-resin-code-circle {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: var(--forest-900);
  color: var(--lime-accent);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.82rem;
}

.fl-purity-bar {
  height: 6px;
  background: var(--bg-mint-soft);
  border-radius: 999px;
  overflow: hidden;
  margin: 12px 0 8px;
}

.fl-purity-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--forest-800), var(--lime-accent));
  width: 96%;
}

/* ==========================================================================
   INTERACTIVE IV & POLYMER LOT SIMULATOR
   ========================================================================== */
.fl-sim-panel {
  background: #FFFFFF;
  border: 2px solid var(--forest-900);
  border-radius: 24px;
  padding: 32px;
  display: grid;
  grid-template-columns: 6fr 6fr;
  gap: 28px;
}

.fl-sim-output {
  background: var(--forest-900);
  color: #FFFFFF;
  border-radius: 18px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.fl-sim-price {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--lime-accent);
  margin: 8px 0;
}

/* Tables, Forms, Accordion */
.table-wrap { overflow-x: auto; background: #FFF; border: 1.5px solid var(--border-sage); border-radius: 18px; }
.data-table { width: 100%; border-collapse: collapse; text-align: left; }
.data-table th { background: var(--forest-900); color: #FFF; padding: 14px 18px; font-family: var(--font-mono); font-size: 0.78rem; }
.data-table td { padding: 14px 18px; border-bottom: 1px solid var(--border-sage); font-size: 0.92rem; }

.form-group { margin-bottom: 16px; }
.form-label { display: block; font-weight: 700; font-size: 0.86rem; margin-bottom: 6px; }
.form-input, .form-select, .form-textarea {
  width: 100%; min-height: 46px; padding: 10px 14px;
  border: 1.5px solid var(--border-sage); border-radius: 12px;
  background: #FFFFFF; font-family: var(--font-sans); font-size: 0.95rem;
}
.form-input:user-valid { border-color: #15803D; }
.form-input:user-invalid { border-color: #B91C1C; }

.accordion-list { display: flex; flex-direction: column; gap: 12px; }
.accordion-item { background: #FFF; border: 1.5px solid var(--border-sage); border-radius: 14px; }
.accordion-header {
  width: 100%; min-height: 52px; padding: 14px 20px; background: none; border: none;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-display); font-size: 1.04rem; font-weight: 700; text-align: left; cursor: pointer;
}
.accordion-panel { padding: 0 20px 18px; display: none; }
.accordion-item.is-open .accordion-panel { display: block; }

.page-banner {
  background: var(--forest-900);
  color: #FFF;
  padding: 44px 0;
  margin-top: 8px;
}
.page-banner h1 { color: #FFF; font-size: clamp(1.9rem, 3vw, 2.7rem); margin-top: 8px; }
.breadcrumb { font-family: var(--font-mono); font-size: 0.78rem; color: var(--lime-accent); }
.breadcrumb a { color: #FFF; }

/* Footer */
.site-footer {
  background: var(--forest-900);
  color: #D9E8E1;
  padding: 64px 0 36px;
  border-top: 5px solid var(--lime-accent);
  content-visibility: auto;
  contain-intrinsic-size: auto 520px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.3fr; gap: 32px; margin-bottom: 40px; }
.footer-title { color: #FFF; font-family: var(--font-display); font-size: 1.05rem; margin-bottom: 14px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-links a { color: #D9E8E1; font-size: 0.88rem; }
.footer-links a:hover { color: var(--lime-accent); }
.regret-box {
  display: inline-block; margin-top: 12px; padding: 10px 16px;
  background: rgba(132, 204, 22, 0.16); border: 1.5px solid var(--lime-accent);
  border-radius: 999px; color: #FFF !important; font-weight: 700; font-size: 0.82rem;
}

.cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 9999;
  background: var(--ink-pine); color: #FFF; padding: 14px 24px;
  border-top: 3px solid var(--lime-accent);
  display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
}
.cookie-banner.is-hidden { display: none; }

@media (max-width: 1080px) {
  .fl-nav-left, .fl-nav-right { display: none; }
  .fl-floating-shell { grid-template-columns: 1fr auto; }
  #mobileMenuToggle { display: inline-flex; align-items: center; justify-content: center; }
  .fl-bento-grid-3, .fl-cert-grid-2, .fl-sim-panel, .footer-grid {
    grid-template-columns: 1fr;
  }
}

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