/* =============================================
   Direct GitHub Sync — Documentation Site
   Style Sheet
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&family=DM+Mono:wght@400;500&family=Playfair+Display:wght@400;500&display=swap');

/* ── Variables ─────────────────────────────── */
:root {
  --bg:           #0f0e14;
  --bg-surface:   #141320;
  --bg-card:      #1a1828;
  --bg-hover:     #201e30;

  --purple-deep:  #4c3d8f;
  --purple-mid:   #6b52c8;
  --purple-soft:  #8b6fd4;
  --purple-pale:  #b39ddb;
  --purple-ghost: #1e1a30;

  --text-primary:   #e8e6f0;
  --text-secondary: #a09ab8;
  --text-muted:     #5e5878;
  --text-code:      #c4b5fd;

  --border:        #2a2740;
  --border-subtle: #1e1c2e;

  --success: #4ade80;
  --warning: #fbbf24;
  --error:   #f87171;

  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 14px;

  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'DM Mono', 'Fira Code', monospace;
  --font-display: 'Playfair Display', Georgia, serif;

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.4);
  --shadow:     0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.6);

  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ── Scrollbar ─────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--purple-deep); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--purple-mid); }

/* ── Typography ────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.25;
  font-weight: 500;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; }

p { color: var(--text-secondary); font-size: 1rem; }
p + p { margin-top: 1em; }

a {
  color: var(--purple-soft);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--purple-pale); }

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  color: var(--text-code);
  background: var(--purple-ghost);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

pre {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.9rem;
  color: var(--text-primary);
}

strong { color: var(--text-primary); font-weight: 600; }

ul, ol { padding-left: 1.5rem; color: var(--text-secondary); }
li { margin-bottom: 0.4rem; }

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

/* ── Layout ────────────────────────────────── */
.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container--wide {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

section { padding: 4rem 0; }
section + section { border-top: 1px solid var(--border-subtle); }

/* ── Navigation ────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(15, 14, 20, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 56px;
  display: flex;
  align-items: center;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  flex-shrink: 0;
}

.nav__brand:hover { color: var(--purple-pale); }

.nav__brand-icon {
  width: 22px; height: 22px;
  color: var(--purple-soft);
  flex-shrink: 0;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav__links a {
  display: block;
  padding: 0.35rem 0.75rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 400;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.nav__links a.active {
  color: var(--purple-pale);
}

.nav__cta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.nav__github {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav__github:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.nav__github svg { width: 16px; height: 16px; }

.nav__menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-secondary);
  padding: 0.25rem;
}

.nav__mobile-menu {
  display: none;
  position: fixed;
  top: 56px; left: 0; right: 0;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.5rem;
  z-index: 99;
  flex-direction: column;
  gap: 0.25rem;
}

.nav__mobile-menu.open { display: flex; }

.nav__mobile-menu a {
  padding: 0.6rem 0.75rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.nav__mobile-menu a:hover { color: var(--text-primary); background: var(--bg-hover); }

/* page padding for fixed nav */
.page-body { padding-top: 56px; }

/* ── Buttons ────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
}

.btn svg { width: 16px; height: 16px; flex-shrink: 0; }

.btn--primary {
  background: var(--purple-mid);
  color: #fff;
  border-color: var(--purple-mid);
}
.btn--primary:hover {
  background: var(--purple-soft);
  border-color: var(--purple-soft);
  color: #fff;
  transform: translateY(-1px);
}

.btn--secondary {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border);
}
.btn--secondary:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--purple-deep);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--purple-soft);
  border-color: transparent;
  padding-left: 0; padding-right: 0;
}
.btn--ghost:hover { color: var(--purple-pale); }

.btn--sm {
  padding: 0.4rem 0.9rem;
  font-size: 0.825rem;
}

.btn--lg {
  padding: 0.8rem 1.75rem;
  font-size: 1rem;
}

/* ── Cards ──────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color var(--transition), transform var(--transition);
}

.card:hover {
  border-color: var(--purple-deep);
}

/* ── Badges ─────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge--purple {
  background: var(--purple-ghost);
  color: var(--purple-soft);
  border: 1px solid var(--purple-deep);
}

.badge--success {
  background: rgba(74, 222, 128, 0.08);
  color: var(--success);
  border: 1px solid rgba(74, 222, 128, 0.2);
}

.badge--warning {
  background: rgba(251, 191, 36, 0.08);
  color: var(--warning);
  border: 1px solid rgba(251, 191, 36, 0.2);
}

.badge--error {
  background: rgba(248, 113, 113, 0.08);
  color: var(--error);
  border: 1px solid rgba(248, 113, 113, 0.2);
}

/* ── Page Header (for inner pages) ─────────── */
.page-header {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--border);
}

.page-header__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--purple-soft);
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.page-header__title {
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.page-header__desc {
  max-width: 540px;
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* ── Step List ──────────────────────────────── */
.steps { display: flex; flex-direction: column; gap: 0; }

.step {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 0 1.25rem;
  position: relative;
}

.step:not(:last-child) .step__line {
  position: absolute;
  left: 23px;
  top: 44px;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.step__num {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--purple-soft);
  flex-shrink: 0;
  z-index: 1;
  transition: all var(--transition);
}

.step:hover .step__num {
  border-color: var(--purple-mid);
  background: var(--purple-ghost);
}

.step__content {
  padding-bottom: 2rem;
}

.step__content h3 {
  margin-bottom: 0.4rem;
  color: var(--text-primary);
  padding-top: 0.55rem;
}

/* ── Callout / Alert ────────────────────────── */
.callout {
  display: flex;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  border: 1px solid;
  margin: 1.5rem 0;
}

.callout__icon { flex-shrink: 0; width: 20px; height: 20px; margin-top: 1px; }

.callout--info {
  background: var(--purple-ghost);
  border-color: var(--purple-deep);
  color: var(--purple-pale);
}

.callout--info .callout__icon { color: var(--purple-soft); }

.callout--warning {
  background: rgba(251, 191, 36, 0.06);
  border-color: rgba(251, 191, 36, 0.25);
  color: var(--warning);
}

.callout--success {
  background: rgba(74, 222, 128, 0.06);
  border-color: rgba(74, 222, 128, 0.2);
  color: var(--success);
}

.callout--error {
  background: rgba(248, 113, 113, 0.06);
  border-color: rgba(248, 113, 113, 0.25);
  color: var(--error);
}

.callout p { color: inherit; font-size: 0.9rem; }

/* ── Accordion (Troubleshoot) ───────────────── */
.accordion { display: flex; flex-direction: column; gap: 0.5rem; }

.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}

.accordion-item:hover { border-color: var(--purple-deep); }

.accordion-trigger {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  text-align: left;
  font-family: var(--font-body);
}

.accordion-trigger__label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.accordion-trigger__title {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

.accordion-chevron {
  width: 16px; height: 16px;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.accordion-item.open .accordion-chevron { transform: rotate(180deg); }

.accordion-body {
  display: none;
  padding: 0 1.25rem 1.25rem;
}

.accordion-item.open .accordion-body { display: block; }

.accordion-body p { font-size: 0.9rem; }

/* ── Feature Flow ───────────────────────────── */
.flow {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  margin: 2rem 0;
}

.flow::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 44px;
  bottom: 44px;
  width: 2px;
  background: linear-gradient(to bottom, var(--purple-deep), transparent);
}

.flow-node {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 0 1.25rem;
  align-items: start;
  padding: 1rem 0;
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.flow-node.visible {
  opacity: 1;
  transform: translateX(0);
}

.flow-node__icon {
  width: 56px; height: 56px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--purple-soft);
  flex-shrink: 0;
  z-index: 1;
  transition: all var(--transition);
}

.flow-node:hover .flow-node__icon {
  border-color: var(--purple-mid);
  background: var(--purple-ghost);
  color: var(--purple-pale);
}

.flow-node__content { padding-top: 0.75rem; }
.flow-node__title { font-size: 1rem; font-weight: 600; color: var(--text-primary); margin-bottom: 0.25rem; }
.flow-node__desc { font-size: 0.9rem; color: var(--text-secondary); }

/* ── Ko-fi Button ───────────────────────────── */
.kofi-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: #29abe0;
  color: #fff;
  border: none;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
}

.kofi-btn:hover {
  background: #1a9bd0;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.kofi-btn svg { width: 20px; height: 20px; }

/* ── Footer ─────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  margin-top: 4rem;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer__brand svg { width: 16px; height: 16px; color: var(--purple-deep); }

.footer__links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  padding: 0;
}

.footer__links a {
  color: var(--text-muted);
  font-size: 0.825rem;
  transition: color var(--transition);
}

.footer__links a:hover { color: var(--text-secondary); }

.footer__brand a {
  color: var(--text-muted);
  text-decoration: none;
}
.footer__brand a:hover {
  text-decoration: underline;
  color: var(--text-muted);
}

/* ── Section Label ──────────────────────────── */
.section-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--purple-soft);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

/* ── Grid layouts ───────────────────────────── */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

/* ── Table ──────────────────────────────────── */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th {
  text-align: left;
  padding: 0.6rem 1rem;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-weight: 500;
  border: 1px solid var(--border);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

td {
  padding: 0.7rem 1rem;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

tr:hover td { background: var(--bg-surface); }

/* ── Divider with label ─────────────────────── */
.divider-label {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 2.5rem 0;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.divider-label::before,
.divider-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ── Animate on scroll ──────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ─────────────────────────────── */
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__cta .nav__github { display: none; }
  .nav__menu-toggle { display: flex; }

  section { padding: 2.5rem 0; }

  .footer__inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .footer__links { flex-wrap: wrap; gap: 1rem; }
}

/* ── Misc ───────────────────────────────────── */
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-purple { color: var(--purple-soft); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.items-center { align-items: center; }

/* ─── Index page hero ──────────────────────── */
.hero {
  padding: 6rem 0 5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -120px; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 400px;
  background: radial-gradient(ellipse at center, rgba(107, 82, 200, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero__badge { margin-bottom: 1.5rem; }

.hero__title {
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.hero__title span {
  color: var(--purple-soft);
}

.hero__desc {
  font-size: 1.1rem;
  max-width: 560px;
  margin-bottom: 2rem;
  line-height: 1.75;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 3.5rem;
}

.hero__meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.hero__meta-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.825rem;
  color: var(--text-muted);
}

.hero__meta-item svg { width: 14px; height: 14px; }

/* ── Future features ────────────────────────── */
.future-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.future-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: linear-gradient(to bottom, var(--purple-mid), var(--purple-deep));
}

.future-item__tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--purple-soft);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.future-item__title {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
}

/* ── Privacy legal ──────────────────────────── */
.legal-section { margin: 2.5rem 0; }
.legal-section h3 { color: var(--text-primary); margin-bottom: 0.75rem; }
.legal-section p, .legal-section li { font-size: 0.925rem; }