/* ==========================================================================
   Yellowstone Funding, LLC — Design System
   ========================================================================== */

:root {
  /* Palette */
  --color-cream: #f4f6f9;
  --color-cream-alt: #e7ebf1;
  --color-charcoal: #12151c;
  --color-charcoal-soft: #1d222c;
  --color-sage: #1e3a5f;
  --color-sage-dark: #14263e;
  --color-gold: #3b82c4;
  --color-gold-dark: #2a628f;
  --color-cta: var(--color-gold);
  --color-cta-dark: var(--color-gold-dark);
  --color-text: #14161c;
  --color-text-muted: #565d6b;
  --color-white: #ffffff;
  --color-border: rgba(18, 21, 28, 0.12);

  /* Type */
  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Montserrat", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Layout */
  --container-w: 1180px;
  --radius: 4px;
  --shadow-sm: 0 1px 3px rgba(18, 21, 28, 0.08);
  --shadow-md: 0 8px 24px rgba(18, 21, 28, 0.10);
  --transition: 0.2s ease;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 600; line-height: 1.15; margin: 0 0 0.5em; color: var(--color-charcoal); }
p { margin: 0 0 1em; }
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }

/* ---- Typography scale ---- */
h1 { font-size: clamp(2.2rem, 4.5vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
.eyebrow {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--color-sage-dark);
  margin-bottom: 0.75em;
  display: inline-block;
}
.lede { font-size: 1.15rem; color: var(--color-text-muted); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 14px 32px;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--color-gold); color: var(--color-charcoal); }
.btn-primary:hover { background: var(--color-gold-dark); }
.btn-outline { background: transparent; border-color: var(--color-charcoal); color: var(--color-charcoal); }
.btn-outline:hover { background: var(--color-charcoal); color: var(--color-white); }
.btn-outline-light { background: transparent; border-color: rgba(255,255,255,0.55); color: var(--color-white); }
.btn-outline-light:hover { background: var(--color-white); color: var(--color-charcoal); }
.btn-cta { background: var(--color-cta); color: var(--color-charcoal); border-radius: 999px; }
.btn-cta:hover { background: var(--color-cta-dark); color: var(--color-charcoal); }
.btn-sm { padding: 10px 22px; font-size: 0.78rem; }
.btn-block { width: 100%; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--color-border);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(250, 246, 238, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.site-logo img { height: 46px; width: auto; }
.main-nav { display: flex; align-items: center; gap: 2.25rem; }
.main-nav a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-charcoal);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}
.main-nav a:hover { color: var(--color-sage-dark); }
.main-nav a.is-active { color: var(--color-sage-dark); }
.main-nav a.is-active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 2px;
  background: var(--color-gold);
}
.header-actions { display: flex; align-items: center; gap: 1.5rem; }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 40px; height: 40px;
  align-items: center;
  justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-charcoal);
  position: relative;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle span::before { position: absolute; top: -7px; }
.nav-toggle span::after { position: absolute; top: 7px; }

@media (max-width: 900px) {
  .main-nav { position: fixed; inset: 84px 0 0 0; background: var(--color-cream); flex-direction: column; align-items: flex-start; padding: 2rem 24px; gap: 1.5rem; transform: translateX(100%); transition: transform 0.3s ease; overflow-y: auto; }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav a { font-size: 1.15rem; }
  .header-actions .btn-cta { display: none; }
  .nav-toggle { display: flex; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-charcoal);
}
.hero-media {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(18,21,28,0.68) 0%, rgba(18,21,28,0.88) 100%);
}
.hero-content { position: relative; z-index: 2; color: var(--color-white); max-width: 780px; padding: 100px 0; }
.hero-content h1 { color: var(--color-white); }
.hero-content .lede { color: rgba(255,255,255,0.86); max-width: 620px; }
.hero-actions { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; }

.hero-split {
  position: relative; z-index: 2;
  width: 100%;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 3rem;
  align-items: center;
  padding-top: 110px;
  padding-bottom: 110px;
}
.hero-split h1 {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.01em;
}
.hero-split h1 span { color: var(--color-gold); }
.hero-split .lede { color: rgba(255,255,255,0.85); max-width: 520px; }
.hero-cta-panel {
  background: rgba(18,21,28,0.6);
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: var(--radius);
  padding: 2.25rem;
  backdrop-filter: blur(6px);
}
.hero-cta-panel h3 { color: var(--color-white); margin-bottom: 1.25rem; }
@media (max-width: 860px) {
  .hero-split { grid-template-columns: 1fr; padding-top: 64px; padding-bottom: 64px; gap: 1.5rem; }
  .hero-cta-panel { padding: 1.5rem; }
  .hero-cta-panel h3 { font-size: 1.1rem; margin-bottom: 1rem; }
}

.page-hero {
  background: var(--color-charcoal);
  color: var(--color-white);
  padding: 96px 0 64px;
  text-align: center;
}
.page-hero h1 { color: var(--color-white); margin-bottom: 0; }
.page-hero .eyebrow { color: var(--color-gold); }
@media (max-width: 700px) {
  .page-hero { padding: 64px 0 40px; }
}

/* ---- Shape divider ---- */
.shape-divider { display: block; line-height: 0; margin-top: -58px; position: relative; z-index: 3; pointer-events: none; }
.shape-divider svg { width: 100%; height: 58px; display: block; }
.shape-divider.flip svg { transform: rotate(180deg); }

/* ---- Hover cards ---- */
.hover-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.75rem; }
.hover-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  box-shadow: var(--shadow-md);
}
.hover-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.hover-card:hover img { transform: scale(1.06); }
.hover-card-visual {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(155deg, var(--color-sage) 0%, var(--color-charcoal) 100%);
  transition: transform 0.5s ease;
}
.hover-card:hover .hover-card-visual { transform: scale(1.06); }
.hover-card-visual svg { width: 25%; height: 25%; min-width: 56px; min-height: 56px; stroke: rgba(255,255,255,0.85); fill: none; stroke-width: 1.4; }
.hover-card::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(18,21,28,0) 30%, rgba(18,21,28,0.94) 100%);
}
.hover-card-text { position: absolute; left: 0; right: 0; bottom: 0; padding: 1.5rem; z-index: 2; color: var(--color-white); }
.hover-card-text h3 { color: var(--color-white); margin-bottom: 0.3em; }
.hover-card-text .sub { display: block; font-size: 0.85rem; color: var(--color-gold); font-weight: 600; margin-bottom: 0.6em; }
.hover-card-text p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.88);
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin: 0;
  transition: max-height 0.35s ease, opacity 0.35s ease, margin 0.35s ease;
}
.hover-card:hover .hover-card-text p { max-height: 160px; opacity: 1; margin-top: 0.4em; }
.hover-card-text .btn { margin-top: 0.9rem; opacity: 0; transform: translateY(6px); transition: opacity 0.3s ease, transform 0.3s ease; }
.hover-card:hover .hover-card-text .btn { opacity: 1; transform: translateY(0); }
@media (max-width: 860px) {
  .hover-grid { grid-template-columns: 1fr; }
  .hover-card-text p, .hover-card-text .btn { max-height: none; opacity: 1; transform: none; margin-top: 0.4em; }
}

/* ---- Team preview grid ---- */
.team-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2.5rem; text-align: center; }
.team-grid img { width: 150px; height: 150px; border-radius: 50%; object-fit: cover; margin: 0 auto 1rem; box-shadow: var(--shadow-md); }
.team-grid h3 { margin-bottom: 0.15em; }
.team-grid .role { color: var(--color-gold); font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
@media (max-width: 600px) { .team-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   Sections
   ========================================================================== */
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.section-alt { background: var(--color-cream-alt); }
.section-dark { background: var(--color-charcoal); color: rgba(255,255,255,0.9); }
.section-dark .eyebrow { color: var(--color-gold); }
.section-dark .lede { color: rgba(255,255,255,0.85); }
.section-dark h1, .section-dark h2, .section-dark h3 { color: var(--color-white); }
.section-sage { background: var(--color-sage); color: var(--color-white); }
.section-sage h1, .section-sage h2, .section-sage h3 { color: var(--color-white); }
@media (max-width: 700px) {
  .section { padding: 56px 0; }
  .section-sm { padding: 40px 0; }
  .section-head { margin-bottom: 2rem; }
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.split.reverse .split-media { order: 2; }
.split-media img { border-radius: var(--radius); box-shadow: var(--shadow-md); }
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; gap: 2.5rem; }
  .split.reverse .split-media { order: 0; }
}

.section-head { max-width: 720px; margin: 0 auto 3rem; text-align: center; }
.section-head.left { margin: 0 0 3rem; text-align: left; }

/* ---- Card grids ---- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
@media (max-width: 860px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2.25rem;
}
.card ul { margin-top: 1rem; }
.card ul li { position: relative; padding-left: 1.4em; margin-bottom: 0.7em; color: var(--color-text-muted); }
.card ul li::before { content: "—"; position: absolute; left: 0; color: var(--color-gold); }
.card ul strong { color: var(--color-charcoal); }
.card ul ul { margin-top: 0.5em; margin-left: 0.5em; }

.deal-card { background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.deal-card img { width: 100%; height: 180px; object-fit: cover; display: block; }
.deal-card-body { padding: 1.5rem; }
.deal-card-body h3 { font-size: 1.05rem; margin-bottom: 0.4em; }
.deal-card-body .deal-date { display: block; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-muted); margin-bottom: 0.5em; }

/* ---- Stats / numbers ---- */
.stat-banner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 2rem;
  text-align: center;
}
.stat-banner .stat-num { font-family: var(--font-serif); font-size: clamp(2rem, 4vw, 2.8rem); color: var(--color-gold); display: block; }
.amount-highlight { font-family: var(--font-serif); font-size: 1.4rem; color: var(--color-gold); font-weight: 600; }
.stat-banner .stat-label { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); }
.section-dark .stat-banner .stat-label { color: rgba(255,255,255,0.7); }
@media (max-width: 700px) { .stat-banner { grid-template-columns: 1fr; gap: 2.5rem; } }

/* ---- Project ledger table ---- */
.ledger { width: 100%; border-collapse: collapse; margin-top: 1.5rem; }
.ledger caption { text-align: left; font-family: var(--font-serif); font-size: 1.3rem; margin-bottom: 1rem; }
.ledger th, .ledger td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--color-border); }
.ledger th { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-muted); font-weight: 600; }
.ledger td.amount, .ledger th.amount { text-align: right; font-variant-numeric: tabular-nums; }
.ledger tfoot td { font-weight: 700; border-bottom: none; border-top: 2px solid var(--color-charcoal); color: var(--color-charcoal); }
.ledger-scroll { overflow-x: auto; }

/* ---- Logo ticker ---- */
.logo-ticker { overflow: hidden; position: relative; padding: 2.5rem 0; }
.logo-ticker::before, .logo-ticker::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 80px; z-index: 2;
}
.logo-ticker::before { left: 0; background: linear-gradient(90deg, var(--color-cream-alt), transparent); }
.logo-ticker::after { right: 0; background: linear-gradient(270deg, var(--color-cream-alt), transparent); }
.logo-track {
  display: flex;
  gap: 3rem;
  width: max-content;
  animation: ticker 40s linear infinite;
}
.logo-track img { height: 42px; width: auto; object-fit: contain; opacity: 0.75; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .logo-track { animation: none; } }

/* ---- Team ---- */
.team-card { display: grid; grid-template-columns: 220px 1fr; gap: 2.5rem; align-items: start; }
.team-card img { border-radius: 50%; width: 220px; height: 220px; object-fit: cover; box-shadow: var(--shadow-md); }
.team-card h3 { margin-bottom: 0.25em; }
.team-card .role { color: var(--color-sage-dark); font-weight: 600; margin-bottom: 1em; display: block; }
.team-card + .team-card { margin-top: 4rem; }
@media (max-width: 700px) {
  .team-card { grid-template-columns: 1fr; text-align: center; }
  .team-card img { margin: 0 auto; }
}

/* ---- Forms ---- */
.form-panel { background: var(--color-charcoal-soft); border-radius: var(--radius); padding: 3rem; color: var(--color-white); }
.form-panel h2 { color: var(--color-white); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group.full { grid-column: 1 / -1; }
label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.4em; color: rgba(255,255,255,0.9); }
input[type="text"], input[type="email"], input[type="tel"], input[type="number"], input[type="month"], input[type="password"], select, textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 0.95rem;
}
select { appearance: auto; }
select option { color: var(--color-charcoal); }
input::placeholder, textarea::placeholder { color: rgba(255,255,255,0.4); }
textarea { min-height: 120px; resize: vertical; }
.form-legal { font-size: 0.8rem; color: rgba(255,255,255,0.55); margin-top: 1rem; text-align: center; }
.form-legal a { text-decoration: underline; }
@media (max-width: 700px) { .form-row { grid-template-columns: 1fr; } .form-panel { padding: 2rem 1.5rem; } }

.info-block { padding-left: 1rem; }
.info-block h3 { margin-bottom: 0.5em; }
.info-list { margin-top: 1.5rem; }
.info-list li { margin-bottom: 0.9em; }
.info-list .label { display: block; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-muted); }

/* ---- CTA banner ---- */
.cta-banner { background: var(--color-sage); color: var(--color-white); padding: 88px 0; text-align: center; }
.cta-banner h2 { color: var(--color-white); }
.cta-banner .lede { color: rgba(255,255,255,0.9); max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-banner .btn-primary { margin-top: 1.5rem; }
@media (max-width: 700px) {
  .cta-banner { padding: 56px 0; }
}

/* ---- Placeholder / legal notice ---- */
.notice-box label { color: var(--color-text); }
.notice-box input[type="text"], .notice-box input[type="email"], .notice-box input[type="tel"], .notice-box input[type="number"], .notice-box input[type="month"], .notice-box input[type="password"], .notice-box textarea {
  background: var(--color-cream);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.notice-box input::placeholder, .notice-box textarea::placeholder { color: var(--color-text-muted); }
.checkbox-row { display: flex; align-items: center; gap: 0.5em; font-weight: 500; color: var(--color-text); margin-bottom: 0.6em; }
.checkbox-row input { width: auto; }
.notice-box {
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  color: var(--color-text-muted);
  background: var(--color-white);
}

/* ---- Investor portal ---- */
.tab-buttons { display: flex; gap: 0.5rem; margin-bottom: 1.5rem; }
.tab-btn {
  flex: 1;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1.5px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.tab-btn.is-active { background: var(--color-charcoal); border-color: var(--color-charcoal); color: var(--color-white); }
.admin-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--color-border);
}
.admin-row:last-child { border-bottom: none; }
.admin-row div { display: flex; flex-direction: column; }
.admin-row strong { color: var(--color-text); }
.admin-row span { font-size: 0.85rem; color: var(--color-text-muted); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--color-charcoal); color: rgba(255,255,255,0.75); padding-top: 72px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2.5rem; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.12); }
.footer-brand img { height: 40px; margin-bottom: 1rem; background: rgba(255,255,255,0.92); padding: 8px 12px; border-radius: 8px; }
.footer-brand p { color: rgba(255,255,255,0.6); max-width: 320px; font-size: 0.92rem; }
.footer-col h4 { color: var(--color-white); font-family: var(--font-sans); font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 1.1rem; }
.footer-col ul li { margin-bottom: 0.7em; }
.footer-col a { color: rgba(255,255,255,0.72); font-size: 0.95rem; transition: color var(--transition); }
.footer-col a:hover { color: var(--color-gold); }
.footer-social { display: flex; gap: 0.9rem; margin-top: 1.25rem; }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition), border-color var(--transition);
}
.footer-social a:hover { background: var(--color-gold); border-color: var(--color-gold); }
.footer-social svg { width: 16px; height: 16px; fill: var(--color-white); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding: 28px 0; flex-wrap: wrap; gap: 0.75rem; font-size: 0.82rem; color: rgba(255,255,255,0.5); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--color-gold); }

@media (max-width: 860px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px) {
  .footer-top { grid-template-columns: 1fr; }
}