@import url("https://fonts.googleapis.com/css2?family=Geist:wght@300;400;500;600;700&display=swap");

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

:root {
  --surface-base: #1c1b19;
  --surface-elevated: #201f1d;
  --surface-overlay: #252422;
  --surface-inset: #151413;
  --text-primary: #efece7;
  --text-secondary: #a39c8f;
  --text-tertiary: #8c8473;
  --text-muted: #6b6861;
  --accent-subtle: #c0b5a5;
  --accent-warm: #d9c3a6;
  --accent-emphasis: #f0ece6;
  --accent-pop: #e8a44a;
  --border-default: #363330;
  --border-subtle: #282624;
  --border-strong: #43403d;
  --border-accent: #494136;
  --interactive-default: #c0b5a5;
  --interactive-hover: #f0ece6;
  --green: #7fba6a;
  --green-dim: rgba(127, 186, 106, 0.1);
  --red: #c06454;
  --font: 'Geist', system-ui, -apple-system, sans-serif;
  --max-w: 1080px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--surface-base);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ====================================================
   NAV
   ==================================================== */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(28, 27, 25, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}
.topbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}
.top-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}
.top-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}
.top-link:hover { color: var(--text-secondary); }
.top-link.active {
  color: var(--text-primary);
  background: var(--surface-overlay);
}
.status-live {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 0 8px;
}
.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse-dot 2.5s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(127, 186, 106, 0.4); }
  50% { box-shadow: 0 0 0 5px rgba(127, 186, 106, 0); }
}

/* ====================================================
   ANIMATIONS
   ==================================================== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up {
  opacity: 0;
  animation: fadeUp 0.5s var(--ease) forwards;
}
.delay-1 { animation-delay: 0.06s; }
.delay-2 { animation-delay: 0.12s; }
.delay-3 { animation-delay: 0.18s; }
.delay-4 { animation-delay: 0.24s; }
.delay-5 { animation-delay: 0.30s; }

/* ====================================================
   INDEX: SPLIT LAYOUT
   ==================================================== */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-width: var(--max-w);
  margin: 0 auto;
  min-height: calc(100vh - 52px);
}
.split-left {
  padding: 48px 40px 48px 32px;
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
}
.split-right {
  padding: 48px 32px 48px 40px;
  display: flex;
  flex-direction: column;
}
#donate {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* ====================================================
   HERO (left side of index)
   ==================================================== */
.tagline {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.hero-title {
  font-size: 40px;
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 0 0 14px;
}
.hero-desc {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 48ch;
  margin-bottom: 40px;
}

/* ====================================================
   PROGRESS METER
   ==================================================== */
.progress-block { margin-bottom: 28px; }
.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}
.progress-raised {
  font-size: 36px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.progress-pct {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-pop);
}
.progress-goal {
  font-size: 14px;
  color: var(--text-muted);
}
.progress-bar {
  height: 4px;
  background: var(--border-default);
  border-radius: 2px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--accent-pop);
  border-radius: 2px;
  width: 0%;
  transition: width 1.6s var(--ease);
  min-width: 2px;
}

/* ====================================================
   MILESTONES
   ==================================================== */
.milestones {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
  margin-bottom: 36px;
}
.milestone {
  background: var(--surface-base);
  padding: 14px 16px;
}
.milestone-amount {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 2px;
}
.milestone-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
}
.milestone.reached .milestone-amount { color: var(--accent-pop); }
.milestone.reached .milestone-title { color: var(--text-primary); }

/* ====================================================
   STREAM (donations + updates)
   ==================================================== */
.stream-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.stream {
  list-style: none;
}
.stream li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
  border-top: 1px solid var(--border-subtle);
  gap: 12px;
}
.stream li:first-child { border-top: none; }
.stream-who {
  font-size: 14px;
  color: var(--text-secondary);
}
.stream-time {
  font-size: 12px;
  color: var(--text-muted);
}
.stream-amount {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  text-align: right;
}
.stream-rail {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: right;
}
.stream-title {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
}
.stream-summary {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 2px;
}
.stream-type {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ====================================================
   DONATE FORM (right side)
   ==================================================== */
.form-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.amount-display {
  font-size: 64px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  display: flex;
  align-items: baseline;
  line-height: 1;
}
.amount-display .dollar {
  font-size: 36px;
  font-weight: 400;
  color: var(--text-muted);
  margin-right: 4px;
}
#donate .amount-input {
  background: none;
  border: none;
  outline: none;
  font-family: var(--font);
  font-size: 64px;
  font-weight: 700;
  color: var(--text-primary);
  width: 5ch;
  padding: 0;
  caret-color: var(--accent-pop);
  letter-spacing: -0.03em;
  line-height: 1;
}
#donate .amount-input::placeholder { color: var(--border-strong); }

.section-title {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}

/* presets */
.presets {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin-bottom: 28px;
}
.presets button {
  padding: 10px;
  border: 1px solid var(--border-default);
  background: none;
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  text-align: center;
  transition: all 0.15s;
}
.presets button:hover {
  border-color: var(--border-strong);
  color: var(--text-primary);
  background: var(--surface-elevated);
}
.presets button.active {
  border-color: var(--accent-pop);
  color: var(--text-primary);
  background: rgba(232, 164, 74, 0.08);
}

/* rails */
.rails {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 24px;
}
.rail {
  padding: 7px 14px;
  border: 1px solid var(--border-default);
  background: none;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.rail:hover {
  border-color: var(--border-strong);
  color: var(--text-secondary);
}
.rail.selected {
  border-color: var(--accent-subtle);
  color: var(--text-primary);
  background: var(--surface-overlay);
}

/* form inputs */
#donate input[type="text"],
#donate input[type="email"],
#donate input[type="number"]:not(.amount-input) {
  display: block;
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-default);
  background: var(--surface-inset);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s;
  margin-bottom: 10px;
}
#donate input[type="text"]::placeholder,
#donate input[type="email"]::placeholder {
  color: var(--text-muted);
}
#donate input[type="text"]:focus,
#donate input[type="email"]:focus {
  border-color: var(--accent-subtle);
}

.cta {
  display: block;
  width: 100%;
  padding: 16px;
  border: none;
  background: var(--accent-pop);
  color: var(--surface-base);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 4px;
}
.cta:hover { background: #d4962e; }
.cta:disabled { opacity: 0.5; cursor: not-allowed; }

.form-note {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 10px;
}

/* method toggle */
.method-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
  margin-bottom: 16px;
}
.method-btn {
  padding: 12px;
  border: none;
  background: var(--surface-base);
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.method-btn:hover { color: var(--text-secondary); }
.method-btn.active {
  background: var(--surface-overlay);
  color: var(--text-primary);
}

/* donate result area */
.donate-result { margin-top: 16px; }
.donate-error {
  font-size: 14px;
  color: var(--red);
  padding: 12px 16px;
  border: 1px solid rgba(192, 100, 84, 0.3);
  background: rgba(192, 100, 84, 0.06);
}

/* crypto result */
.crypto-result {
  padding: 20px;
  border: 1px solid var(--border-default);
  background: var(--surface-elevated);
}
.crypto-address {
  font-family: monospace;
  font-size: 13px;
  color: var(--text-primary);
  word-break: break-all;
  padding: 12px;
  background: var(--surface-inset);
  border: 1px solid var(--border-default);
  margin: 10px 0;
  line-height: 1.5;
}
.copy-btn {
  padding: 8px 16px;
  border: 1px solid var(--border-default);
  background: none;
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.copy-btn:hover {
  border-color: var(--accent-subtle);
  color: var(--text-primary);
}

/* custom amount hint */
.custom-hint {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 6px;
  margin-bottom: 20px;
  font-style: italic;
}

/* confirmation screen */
.confirm-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 48px 24px;
}
.confirm-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--green-dim);
  border: 1px solid rgba(127, 186, 106, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}
.confirm-icon svg {
  color: var(--green);
}
.confirm-title {
  font-size: 28px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.confirm-amount {
  font-size: 20px;
  font-weight: 600;
  color: var(--accent-pop);
  margin-bottom: 12px;
}
.confirm-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 40ch;
}

.spacer { flex: 1; }

/* ====================================================
   ABOUT + RULES: SINGLE COLUMN LAYOUT
   ==================================================== */
.page-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 32px 64px;
}

/* Page hero */
.page-hero {
  padding: 64px 0 40px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 0;
}
.page-hero h1 {
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 0 0 14px;
}
.page-hero .lead {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 55ch;
  margin: 0;
}

/* Content sections */
.page-section {
  padding: 36px 0;
  border-bottom: 1px solid var(--border-subtle);
}
.page-section:last-child { border-bottom: none; }

.page-section .section-title {
  margin-bottom: 18px;
}

/* Card grid (about + rules) */
.card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
}
.card {
  background: var(--surface-base);
  padding: 24px;
}
.card-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.65;
}
.card ul {
  list-style: none;
}
.card li {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.65;
  padding: 3px 0 3px 18px;
  position: relative;
}
.card li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--text-muted);
}
.card li strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Quote stitch */
.quote-stitch {
  display: grid;
  gap: 4px;
}
.quote-stitch blockquote {
  margin: 0;
  padding: 12px 18px;
  border-left: 2px solid var(--border-strong);
  font-size: 15px;
  font-style: italic;
  font-weight: 300;
  color: var(--text-primary);
  line-height: 1.55;
  transition: border-color 0.2s;
}
.quote-stitch blockquote:hover {
  border-color: var(--accent-pop);
}
.quote-summary {
  margin-top: 18px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Narrative text blocks */
.narrative p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 60ch;
}
.narrative p + p { margin-top: 14px; }

/* Reference links */
.ref-links {
  list-style: none;
}
.ref-links li + li { margin-top: 6px; }
.ref-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 10px 16px;
  border: 1px solid var(--border-default);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s;
}
.ref-links a::before {
  content: '→';
  color: var(--text-muted);
  transition: color 0.15s;
}
.ref-links a:hover {
  border-color: var(--accent-pop);
  color: var(--accent-pop);
}
.ref-links a:hover::before { color: var(--accent-pop); }

/* Scope lists (rules page) */
.scope-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 32px;
}
.scope-grid li {
  font-size: 15px;
  color: var(--text-secondary);
  padding: 4px 0 4px 22px;
  position: relative;
  list-style: none;
}
.scope-grid.in-scope li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green);
  font-size: 14px;
}
.scope-grid.out-scope li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--text-muted);
}

/* Footer */
.footer {
  padding: 24px 32px;
  text-align: center;
  border-top: 1px solid var(--border-subtle);
}
.footer p {
  font-size: 12px;
  color: var(--text-muted);
}

/* ====================================================
   RESPONSIVE
   ==================================================== */
@media (max-width: 800px) {
  .split {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .split-left {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding: 32px 20px;
  }
  .split-right { padding: 32px 20px; }
  .hero-title { font-size: 32px; }
  .amount-display, #donate .amount-input { font-size: 48px; }
  .presets { grid-template-columns: repeat(3, 1fr); }
  .milestones { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .scope-grid { grid-template-columns: 1fr; }
  .page-container { padding: 0 20px 48px; }
}