/*
 * Sfedona research landing — calm editorial surface.
 * Shared tokens: brand-tokens.css (do not invent a second palette here).
 */

@import url("./brand-tokens.css");

:root {
  --radius: var(--sf-radius);
  --background: var(--sf-warm-neutral);
  --surface: var(--sf-surface);
  --foreground: var(--sf-ink);
  --card: var(--sf-surface);
  --primary: var(--sf-primary);
  --primary-foreground: var(--sf-primary-fg);
  --secondary: var(--sf-secondary);
  --muted: var(--sf-secondary);
  --muted-foreground: var(--sf-ink-muted);
  --accent: var(--sf-accent);
  --border: var(--sf-border);
  --ring: var(--sf-ring);
  --font-display: var(--sf-font-display);
  --font-sans: var(--sf-font-sans);
  --max: var(--sf-max);
  --space: var(--sf-space);
  --ease: var(--sf-ease);
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
}

:focus-visible {
  outline: var(--sf-focus-outline);
  outline-offset: var(--sf-focus-offset);
  border-radius: 2px;
}

::selection {
  background: color-mix(in oklab, var(--accent) 22%, transparent);
}

.skip-link {
  position: absolute;
  left: var(--space);
  top: 0;
  z-index: 100;
  transform: translateY(-120%);
  padding: 0.6rem 1rem;
  border-radius: 0.5rem;
  background: var(--primary);
  color: var(--primary-foreground);
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  transform: translateY(0.75rem);
}

.wrap {
  width: min(100% - (var(--space) * 2), var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
  background: color-mix(in oklab, var(--background) 90%, transparent);
  backdrop-filter: blur(8px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--sf-header-height);
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--primary);
}

.brand__wordmark {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1;
}

.brand__logo {
  height: 2rem;
  width: auto;
}

.nav-contact {
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  color: var(--muted-foreground);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 160ms var(--ease);
}

.nav-contact:hover {
  color: var(--foreground);
}

/* Readiness gates — honest response path (also toggled via [hidden] in config.js) */
[data-form-ready="false"] .form-ready-only,
[data-form-ready="true"] .form-closed-only,
[data-contact-ready="false"] .contact-ready-only,
[hidden] {
  display: none !important;
}

/* Atmosphere */
.atmosphere {
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(60% 45% at 18% 12%, color-mix(in oklab, var(--accent) 9%, transparent), transparent 70%),
    radial-gradient(55% 50% at 85% 20%, color-mix(in oklab, var(--primary) 8%, transparent), transparent 72%),
    radial-gradient(70% 55% at 50% 100%, color-mix(in oklab, var(--secondary) 70%, transparent), transparent 80%);
}

.atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.35;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E");
}

/* Hero */
.hero {
  padding-block: clamp(4.5rem, 12vw, 7rem) clamp(3.5rem, 8vw, 6rem);
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: clamp(0.7rem, 1.5vw, 0.85rem);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 1.25rem 0 0;
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 7vw, 3.75rem);
  font-weight: 500;
  font-optical-sizing: auto;
  line-height: 1.1;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.lede {
  margin: 1.5rem 0 0;
  max-width: 38rem;
  color: var(--muted-foreground);
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  line-height: 1.65;
}

/* Exploring */
.section {
  padding-block: clamp(3.5rem, 9vw, 6rem);
}

.section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 1.875rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.section-intro {
  margin: 0.75rem 0 0;
  max-width: 36rem;
  color: var(--muted-foreground);
  font-size: clamp(0.9rem, 2vw, 1rem);
}

.themes {
  list-style: none;
  margin: clamp(2rem, 5vw, 3rem) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.5rem);
}

@media (min-width: 720px) {
  .themes {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.theme {
  padding-block: 0.25rem;
  border-top: 1px solid var(--border);
  padding-top: 1.25rem;
}

.theme__index {
  display: block;
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--accent);
}

.theme h3 {
  margin: 0.65rem 0 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

.theme p {
  margin: 0.75rem 0 0;
  color: var(--muted-foreground);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Status */
.status {
  border-block: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
  background: color-mix(in oklab, var(--secondary) 60%, transparent);
}

.status h2 {
  max-width: 36rem;
  font-size: clamp(1.2rem, 3.2vw, 1.5rem);
  line-height: 1.45;
  text-wrap: balance;
}

.status p {
  margin: 1rem 0 0;
  max-width: 34rem;
  color: var(--muted-foreground);
  font-size: clamp(0.9rem, 2vw, 1rem);
}

/* Contact / CTAs */
.hero-actions {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.85rem;
}

.hero-secondary {
  margin: 0;
  max-width: 36rem;
  color: var(--muted-foreground);
  font-size: 0.9rem;
}

.hero-secondary a {
  color: var(--primary);
  font-weight: 500;
  text-underline-offset: 0.15em;
}

.contact-cta {
  margin-top: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: var(--sf-btn-pad-y) var(--sf-btn-pad-x);
  border: none;
  border-radius: var(--sf-radius-pill);
  background: var(--primary);
  color: var(--primary-foreground);
  text-decoration: none;
  font-family: inherit;
  font-size: var(--sf-btn-font-size);
  font-weight: var(--sf-btn-font-weight);
  cursor: pointer;
  transition: background-color 160ms var(--ease), transform 160ms var(--ease),
    opacity 160ms var(--ease);
}

.contact-cta:hover:not(:disabled) {
  background: color-mix(in oklab, var(--primary) 90%, black);
}

.contact-cta:active:not(:disabled) {
  transform: translateY(1px);
}

.contact-cta:disabled,
.contact-cta[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
}

.contact-note {
  margin: 1rem 0 0;
  color: var(--muted-foreground);
  font-size: 0.85rem;
}

/* Research form */
.form-wrap {
  max-width: 40rem;
}

.form-banner {
  margin: 1.5rem 0 0;
  padding: 1rem 1.15rem;
  border-radius: var(--radius);
  border: 1px solid color-mix(in oklab, var(--accent) 35%, var(--border));
  background: color-mix(in oklab, var(--accent) 8%, var(--surface));
}

.form-banner p {
  margin: 0;
  color: var(--foreground);
  font-size: 0.95rem;
  line-height: 1.55;
}

.form-banner p + p {
  margin-top: 0.75rem;
}

.form-banner--success {
  border-color: color-mix(in oklab, var(--primary) 30%, var(--border));
  background: color-mix(in oklab, var(--primary) 8%, var(--surface));
}

.form-banner--success h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
}

.form-banner--success p + p {
  margin-top: 0.85rem;
}

.research-form {
  margin-top: 1.75rem;
  display: grid;
  gap: 1.75rem;
}

.form-field {
  margin: 0;
  padding: 0;
  border: none;
  min-width: 0;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--foreground);
}

.form-label--secondary {
  margin-top: 1rem;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--muted-foreground);
}

.form-hint {
  margin: 0.35rem 0 0.75rem;
  color: var(--muted-foreground);
  font-size: 0.88rem;
  line-height: 1.5;
}

.choice-grid {
  display: grid;
  gap: 0.55rem;
}

@media (min-width: 560px) {
  .choice-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.choice {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 2px);
  background: var(--surface);
  font-size: 0.92rem;
  line-height: 1.4;
  cursor: pointer;
}

.choice--block {
  align-items: flex-start;
}

.choice input {
  margin-top: 0.15rem;
  accent-color: var(--primary);
}

.research-form textarea,
.research-form input[type="email"] {
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 2px);
  background: var(--surface);
  color: var(--foreground);
  font: inherit;
  line-height: 1.45;
  resize: vertical;
}

.research-form textarea:focus-visible,
.research-form input[type="email"]:focus-visible,
.choice:focus-within {
  outline: var(--sf-focus-outline);
  outline-offset: 2px;
}

.research-form input[aria-invalid="true"] {
  border-color: var(--accent);
}

.email-fields {
  margin-top: 0.85rem;
}

.form-field--updates {
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--secondary) 45%, var(--surface));
}

.form-privacy {
  margin: 0;
  color: var(--muted-foreground);
  font-size: 0.85rem;
}

.form-privacy a {
  color: var(--primary);
  font-weight: 500;
  text-underline-offset: 0.15em;
}

.form-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
}

.form-submit {
  margin-top: 0;
}

.form-status {
  margin: 0;
  min-height: 1.25em;
  font-size: 0.88rem;
  color: var(--muted-foreground);
}

.form-status[data-tone="error"] {
  color: var(--accent);
}

.form-status[data-tone="muted"] {
  color: var(--muted-foreground);
}

.hp-field {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.note-path {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.note-path__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
}

/* Privacy page */
.prose {
  max-width: 40rem;
}

.prose h1 {
  margin: 1rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.prose h2 {
  margin: 2rem 0 0.65rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
}

.prose ul {
  padding-left: 1.2rem;
}

.prose li {
  margin: 0.45rem 0;
  color: var(--muted-foreground);
}

.prose li strong {
  color: var(--foreground);
}

.prose a {
  color: var(--primary);
  font-weight: 500;
  text-underline-offset: 0.15em;
}

/* Footer */
.site-footer {
  border-top: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
  padding-block: 2rem;
}

.site-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-footer__mark {
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  color: var(--muted-foreground);
}

.site-footer__nav a {
  color: var(--muted-foreground);
  font-size: 0.9rem;
  text-decoration: none;
}

.site-footer__nav a:hover {
  color: var(--foreground);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

/* Motion — only hide content when motion is allowed, so text stays visible if CSS animation fails. */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(0.85rem);
    animation: rise 700ms var(--ease) forwards;
  }

  .reveal-delay-1 { animation-delay: 80ms; }
  .reveal-delay-2 { animation-delay: 160ms; }
  .reveal-delay-3 { animation-delay: 240ms; }
  .reveal-delay-4 { animation-delay: 320ms; }

  @keyframes rise {
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}