/* ==========================================================================
   Guidalia design system — "Atlas at Night"
   Spec: docs/superpowers/specs/2026-08-22-guidalia-web-redesign-design.md
   ========================================================================== */

/* ----- Tokens ----- */
:root {
  color-scheme: dark;
  /* ground */
  --ink-950: #07070C;
  --ink-900: #0C0C14;
  --ink-800: #13131D;
  --hairline: rgba(255, 255, 255, 0.07);
  /* action (the ONLY interactive color) */
  --trail-500: #00A86B;
  --trail-400: #17C384;
  --trail-700: #006B40;
  --trail-glow: rgba(0, 168, 107, 0.35);
  /* accents */
  --waypoint: #FFD54F;          /* route dots, stat numerals, eyebrows ONLY */
  --error: #FF6B35;             /* form errors ONLY */
  /* text */
  --text-1: #F2F2F7;
  --text-2: #A6A6B8;
  --text-3: #6E6E80;
  /* type */
  --font-display: 'Fraunces', 'Inter', system-ui, serif;
  --font-text: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  /* motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-1: 200ms;
  --dur-2: 450ms;
  --dur-3: 700ms;
  /* space (8pt scale) */
  --space-1: 4px;  --space-2: 8px;   --space-3: 16px; --space-4: 24px;
  --space-5: 32px; --space-6: 48px;  --space-7: 64px; --space-8: 96px;
  --space-9: 128px; --space-10: 144px;
  /* radius */
  --radius-1: 16px; --radius-2: 24px; --radius-3: 28px;
}

/* ----- Reset & base ----- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
::selection { background: rgba(0, 168, 107, 0.35); color: var(--text-1); }
:focus-visible { outline: 2px solid var(--trail-400); outline-offset: 3px; border-radius: 4px; }
h1, h2, .section-head p { text-wrap: balance; }
p { text-wrap: pretty; }
html { scroll-behavior: smooth; overflow-x: clip; scroll-padding-top: 88px; }
body {
  font-family: var(--font-text);
  font-size: 1.0625rem;
  line-height: 1.7;
  background: var(--ink-950);
  color: var(--text-1);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
h1, h2 {
  font-family: var(--font-display);
  font-weight: 580;
  letter-spacing: -0.015em;
  line-height: 1.04;
}
h1 { font-size: clamp(2.8rem, 6.5vw, 5rem); }
h2 { font-size: clamp(1.9rem, 3.5vw, 2.6rem); }
a { color: var(--trail-500); }

.eyebrow {
  display: block;
  font-family: var(--font-text);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--waypoint);
  margin-bottom: var(--space-3);
}
/* ----- Ambient background ----- */
.bg-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0, 107, 64, 0.15), transparent),
    radial-gradient(ellipse 60% 50% at 80% 100%, rgba(0, 107, 64, 0.06), transparent);
}
.bg-grid::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 70%);
}
.orb {
  position: fixed; border-radius: 50%; filter: blur(80px); opacity: 0.35;
  pointer-events: none; z-index: 0;
  will-change: transform;
}
.orb-1 { width: 400px; height: 400px; background: var(--trail-700); top: -100px; inset-inline-start: -100px; }
.orb-2 { width: 300px; height: 300px; background: var(--trail-500); bottom: -80px; inset-inline-end: -80px; opacity: 0.15; }
.orb-3 { width: 250px; height: 250px; background: var(--waypoint); top: 50%; inset-inline-start: 60%; opacity: 0.10; }
@media (prefers-reduced-motion: no-preference) {
  .orb { animation: orb-drift 40s ease-in-out infinite; }
  .orb-2 { animation-delay: -14s; }
  .orb-3 { animation-delay: -27s; }
}
@keyframes orb-drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(24px, -16px) scale(1.04); }
  50% { transform: translate(-16px, 24px) scale(0.97); }
  75% { transform: translate(16px, 16px) scale(1.02); }
}

.content { position: relative; z-index: 1; }

/* ----- Sticky header / nav ----- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  transition: background var(--dur-2) var(--ease), border-color var(--dur-2) var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(7, 7, 12, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--hairline);
}
.nav {
  padding: 1.25rem 2rem; display: flex; align-items: center; justify-content: space-between;
  max-width: 1140px; margin: 0 auto;
  transition: padding var(--dur-2) var(--ease);
}
.nav a { text-decoration: none; }
.nav-logo { height: 36px; filter: brightness(1.3); transition: height var(--dur-2) var(--ease); }
.site-header.scrolled .nav { padding-block: 0.75rem; }
.site-header.scrolled .nav-logo { height: 30px; }
.nav-links { display: flex; gap: 1.5rem; margin-inline-start: auto; margin-inline-end: 1.25rem; }
.nav-links a { color: var(--text-2); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color var(--dur-1) var(--ease); }
.nav-links a:hover { color: var(--text-1); }
.nav-controls { display: flex; align-items: center; gap: 0.75rem; }
.nav-toggle {
  display: none; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 10px;
  border: 1px solid var(--hairline); background: rgba(255,255,255,0.06);
  color: var(--text-1); cursor: pointer; padding: 0;
  transition: background var(--dur-1) var(--ease), border-color var(--dur-1) var(--ease);
}
.nav-toggle:hover { background: rgba(255,255,255,0.12); }
.lang-select {
  appearance: none; -webkit-appearance: none;
  background: rgba(255,255,255,0.06); border: 1px solid var(--hairline); border-radius: 10px;
  color: var(--text-2); font-size: 0.8rem; font-weight: 500; font-family: inherit;
  padding: 6px 28px 6px 10px; cursor: pointer;
  transition: border-color var(--dur-1) var(--ease), background var(--dur-1) var(--ease);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23A6A6B8' viewBox='0 0 16 16'%3E%3Cpath d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 8px center;
}
[dir="rtl"] .lang-select { padding: 6px 10px 6px 28px; background-position: left 8px center; }
.lang-select:hover { border-color: rgba(0,168,107,0.3); background-color: rgba(255,255,255,0.1); }
.lang-select:focus { outline: none; border-color: var(--trail-500); }

/* ----- Footer ----- */
footer { padding: var(--space-6) 2rem var(--space-5); max-width: 1140px; margin: 0 auto; color: var(--text-2); font-size: 0.8rem; }
.footer-top {
    display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-4);
    padding-bottom: var(--space-4); border-bottom: 1px solid var(--hairline); margin-bottom: var(--space-3);
}
.footer-links { display: flex; flex-wrap: wrap; gap: 1.25rem; margin-bottom: 0; }
.footer-signoff { font-family: var(--font-display); font-style: italic; font-size: 1rem; color: var(--text-2); white-space: nowrap; }
.footer-copyright { text-align: start; }
footer a { color: var(--text-2); text-decoration: none; transition: color var(--dur-1) var(--ease); }
footer a:hover { color: var(--text-1); }
@media (max-width: 640px) {
    .footer-top { flex-direction: column; }
    .footer-signoff { white-space: normal; }
}

/* ----- Sections & editorial grid ----- */
.section { padding: var(--space-8) 2rem; max-width: 1140px; margin: 0 auto; position: relative; }
.section--tight { padding-block: var(--space-5); }
.section--wide { padding-block: var(--space-9); }
.section--band { padding-block: var(--space-6); }
.section-head { max-width: 620px; margin-bottom: var(--space-6); }
.section-head h2 { margin-bottom: var(--space-3); }
.section-head--quiet h2 { font-size: clamp(1.7rem, 3vw, 2.1rem); }
.section-head p { color: var(--text-2); font-size: 1.1rem; }
.align-start { margin-inline-end: auto; text-align: start; }
.align-end { margin-inline-start: auto; text-align: end; }
.divider {
  width: 100%; max-width: 1140px; margin: 0 auto; height: 1px;
  background: linear-gradient(90deg, transparent, var(--hairline), rgba(0,168,107,0.15), var(--hairline), transparent);
}

/* ----- Buttons ----- */
.btn-primary-glow {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 32px; border-radius: 14px;
  background: linear-gradient(135deg, var(--trail-700) 0%, var(--trail-500) 100%);
  color: #fff; font-weight: 600; font-size: 1rem; text-decoration: none;
  border: none; cursor: pointer;
  transition: transform var(--dur-1) var(--ease), box-shadow var(--dur-1) var(--ease);
  box-shadow: 0 0 30px var(--trail-glow), 0 4px 15px rgba(0,0,0,0.3);
}
.btn-primary-glow:hover { box-shadow: 0 0 50px var(--trail-glow), 0 8px 25px rgba(0,0,0,0.4); }
.btn-primary-glow:not([data-magnetic]):hover { transform: translateY(-2px); }
.btn-primary-glow:active { transform: scale(0.98); }
.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 32px; border-radius: 14px;
  background: rgba(255,255,255,0.04); color: var(--text-1);
  font-weight: 600; font-size: 1rem; text-decoration: none;
  border: 1px solid var(--hairline); cursor: pointer;
  transition: transform var(--dur-1) var(--ease), background var(--dur-1) var(--ease), border-color var(--dur-1) var(--ease);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover { transform: translateY(-2px); background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.12); }
.btn-ghost:active { transform: scale(0.98); }

/* ----- Cards (one recipe for Index features / ForGuides / ForCreators) ----- */
.card {
  background: var(--ink-800); border: 1px solid var(--hairline);
  border-radius: var(--radius-2); padding: 2rem;
  position: relative; overflow: hidden;
  transition: transform var(--dur-2) var(--ease), border-color var(--dur-2) var(--ease), box-shadow var(--dur-2) var(--ease);
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,168,107,0.3), transparent);
  opacity: 0; transition: opacity var(--dur-2) var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,168,107,0.15);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.card:hover::before { opacity: 1; }
.card h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 0.6rem; }
.card p { color: var(--text-2); font-size: 0.92rem; line-height: 1.6; }
.card-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  background: rgba(0,168,107,0.1); color: var(--trail-500);
}
.card-icon svg { stroke-width: 1.75; }

/* ----- Forms (Contact / Support / beta modal) ----- */
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block; font-size: 0.8rem; font-weight: 600; color: var(--text-2);
  margin-bottom: 0.35rem; text-transform: uppercase; letter-spacing: 0.06em;
}
.form-input, .form-textarea {
  width: 100%; padding: 12px 16px; border-radius: 12px;
  border: 1px solid var(--hairline); background: rgba(255,255,255,0.04);
  color: var(--text-1); font-family: inherit; font-size: 0.95rem;
  transition: border-color var(--dur-1) var(--ease), background var(--dur-1) var(--ease), box-shadow var(--dur-1) var(--ease);
}
.form-input:focus, .form-textarea:focus {
  border-color: var(--trail-500);
  background: rgba(0,168,107,0.06);
}
.form-input::placeholder, .form-textarea::placeholder { color: rgba(255,255,255,0.2); }
.form-textarea { min-height: 140px; resize: vertical; }
.form-error { color: var(--error); font-size: 0.85rem; text-align: center; margin-bottom: 0.75rem; }

/* ----- Utility pages ----- */
.page-content { max-width: 720px; margin: 0 auto; padding: var(--space-7) 2rem var(--space-5); }
.page-content h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 0.5rem; }
.page-subtitle { color: var(--text-2); font-size: 0.95rem; margin-bottom: 2.5rem; }
.prose h3 {
  font-family: var(--font-text); font-size: 1.15rem; font-weight: 700; color: var(--trail-500);
  margin: 2rem 0 0.75rem; padding-bottom: 0.5rem; border-bottom: 1px solid var(--hairline);
}
.prose p { color: var(--text-2); line-height: 1.8; margin-bottom: 1rem; font-size: 0.95rem; }
.prose ul { list-style: none; padding: 0; margin-bottom: 1.5rem; }
.prose li {
  color: var(--text-2); line-height: 1.8; font-size: 0.95rem;
  padding: 0.3rem 0; padding-inline-start: 1.5rem; position: relative;
}
.prose li::before {
  content: ''; position: absolute; inset-inline-start: 0; top: 0.85rem;
  width: 6px; height: 6px; border-radius: 50%; background: var(--trail-500);
}
.prose strong { color: var(--text-1); }
.prose a { color: var(--trail-500); text-decoration: none; }

/* ----- Badges ----- */
.lang-badge {
  padding: 6px 14px; border-radius: 100px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--hairline);
  font-size: 0.8rem; color: var(--text-2); font-weight: 500;
}

/* ----- Scroll reveal (staggered) ----- */
.reveal { opacity: 1; }
@media (prefers-reduced-motion: no-preference) {
  .reveal:not([data-stagger]) {
    opacity: 0; transform: translateY(24px); filter: blur(6px);
    transition: opacity var(--dur-3) var(--ease), transform var(--dur-3) var(--ease), filter var(--dur-3) var(--ease);
  }
  .reveal:not([data-stagger]).visible { opacity: 1; transform: none; filter: none; }
  .reveal[data-stagger] > * {
    opacity: 0; transform: translateY(24px); filter: blur(6px);
    transition: opacity var(--dur-3) var(--ease), transform var(--dur-3) var(--ease), filter var(--dur-3) var(--ease);
  }
  .reveal[data-stagger].visible > * { opacity: 1; transform: none; filter: none; }
  .reveal[data-stagger] > .card {
    transform: scale(0.98); filter: none;
  }
  .reveal[data-stagger].visible > .card { transform: scale(1); }
  .reveal.reveal-clip {
    clip-path: inset(8% 0 8% 0); filter: none;
    transition: opacity var(--dur-3) var(--ease), transform var(--dur-3) var(--ease), clip-path var(--dur-3) var(--ease);
  }
  .reveal.reveal-clip.visible { clip-path: inset(0 0 0 0); filter: none; }
}

/* ----- The Route (Index signature) ----- */
.route-wrap { position: relative; }
.route-svg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  overflow: visible;
}
.route-wrap > :not(.route-svg) { position: relative; z-index: 1; }
.route-path {
  fill: none; stroke: var(--trail-500); stroke-width: 1.5; opacity: 0.45;
  filter: drop-shadow(0 0 6px var(--trail-glow));
  will-change: stroke-dashoffset;
}
.route-dot { fill: var(--ink-800); stroke: var(--waypoint); stroke-width: 1.5; opacity: 0.35; transition: opacity var(--dur-2) var(--ease); }
.route-dot.lit { fill: var(--waypoint); opacity: 1; }
.route-waypoint.step-number.lit { border-color: var(--waypoint); color: var(--waypoint); }
@media (prefers-reduced-motion: no-preference) {
  .route-dot.lit { animation: waypoint-pulse 1.2s var(--ease) 1; }
}
@keyframes waypoint-pulse {
  0% { transform: scale(1); }
  40% { transform: scale(1.8); }
  100% { transform: scale(1); }
}
@media (max-width: 899px) {
  .route-svg { display: none; }
  .orb { display: none; }
}

/* ----- Responsive ----- */
@media (max-width: 899px) {
  /* Collapse the nav links behind the hamburger toggle. */
  .nav-toggle { display: flex; }
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0; margin-inline: 0; padding: 0.5rem 0;
    background: rgba(7, 7, 12, 0.97);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--hairline);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.85rem 2rem; font-size: 0.95rem; }
}
@media (max-width: 640px) {
  .nav { padding: 1rem 1.25rem; }
  .section { padding: var(--space-6) 1.25rem; }
  .align-end { margin-inline-start: 0; text-align: start; }
  .page-content { padding: var(--space-5) 1.25rem; }
}

/* ----- View Transitions ----- */
@media (prefers-reduced-motion: no-preference) {
  @view-transition { navigation: auto; }
  ::view-transition-old(root) { animation: vt-out 200ms var(--ease) both; }
  ::view-transition-new(root) { animation: vt-in 300ms var(--ease) both; }
}
@keyframes vt-out { to { opacity: 0; } }
@keyframes vt-in { from { opacity: 0; transform: translateY(8px); } }