/* cobaltian-site -- component + layout styles. Classes only (DESIGN_GUIDE.md
 * §2); naked element selectors live only in this reset block. Every value
 * resolves through styles/tokens.css -- no raw hex/px-off-scale here. */

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--cobsite-bg);
  color: var(--cobsite-text);
  font-family: var(--cobsite-font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
p,
ul,
ol,
dl {
  margin: 0;
}

a {
  color: inherit;
}

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

/* ── skip link ─────────────────────────────────────────────────────── */

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--cobsite-space-4);
  z-index: var(--cobsite-z-skiplink);
  background: var(--cobsite-accent);
  color: var(--cobsite-accent-text);
  padding: var(--cobsite-space-3) var(--cobsite-space-4);
  border-radius: var(--cobsite-radius-sm);
  text-decoration: none;
  font-weight: 600;
  transition: top var(--cobsite-motion-fast);
}

.skip-link:focus-visible {
  top: var(--cobsite-space-4);
}

/* ── shell ─────────────────────────────────────────────────────────── */

.shell {
  max-width: var(--cobsite-max-width);
  margin-inline: auto;
  padding-inline: var(--cobsite-space-6);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--cobsite-z-header);
  background: color-mix(in srgb, var(--cobsite-bg) 92%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: var(--cobsite-border-width) solid var(--cobsite-border);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--cobsite-space-4);
  padding-block: var(--cobsite-space-4);
}

.wordmark {
  font-family: var(--cobsite-font-mono);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--cobsite-text);
}

.wordmark__dot {
  color: var(--cobsite-accent);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--cobsite-space-6);
}

.site-nav__link {
  text-decoration: none;
  color: var(--cobsite-muted);
  font-size: 0.9375rem;
}

.site-nav__link:hover {
  color: var(--cobsite-text);
}

/* ── buttons ───────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--cobsite-space-2);
  padding: var(--cobsite-space-3) var(--cobsite-space-6);
  border-radius: var(--cobsite-radius-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  border: var(--cobsite-border-width) solid transparent;
  cursor: pointer;
  transition: background-color var(--cobsite-motion-fast), border-color var(--cobsite-motion-fast);
}

.btn:focus-visible {
  outline: var(--cobsite-focus-ring);
  outline-offset: 2px;
}

.btn--primary {
  background: var(--cobsite-accent);
  color: var(--cobsite-accent-text);
}

.btn--primary:hover {
  background: color-mix(in srgb, var(--cobsite-accent) 85%, black);
}

.btn--ghost {
  background: transparent;
  border-color: var(--cobsite-border);
  color: var(--cobsite-text);
}

.btn--ghost:hover {
  border-color: var(--cobsite-accent);
}

/* ── sections ──────────────────────────────────────────────────────── */

section {
  padding-block: var(--cobsite-space-24);
  border-bottom: var(--cobsite-border-width) solid var(--cobsite-border);
}

section:last-of-type {
  border-bottom: none;
}

.section__eyebrow {
  display: block;
  font-family: var(--cobsite-font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cobsite-accent);
  margin-bottom: var(--cobsite-space-3);
}

.section__title {
  font-family: var(--cobsite-font-display);
  font-size: clamp(1.5rem, 1.1rem + 1.5vw, 2.25rem);
  font-weight: 600;
  line-height: 1.25;
  max-width: 42rem;
}

.section__lede {
  margin-top: var(--cobsite-space-4);
  max-width: 38rem;
  color: var(--cobsite-muted);
  font-size: 1.0625rem;
}

/* ── hero ──────────────────────────────────────────────────────────── */

.hero {
  padding-block: var(--cobsite-space-24) var(--cobsite-space-16);
}

.hero__title {
  font-family: var(--cobsite-font-display);
  font-size: clamp(2rem, 1.4rem + 3vw, 3.25rem);
  font-weight: 600;
  line-height: 1.15;
  max-width: 46rem;
}

.hero__title em {
  font-style: normal;
  color: var(--cobsite-accent);
}

.hero__lede {
  margin-top: var(--cobsite-space-6);
  max-width: 36rem;
  font-size: 1.1875rem;
  color: var(--cobsite-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--cobsite-space-4);
  margin-top: var(--cobsite-space-8);
}

.hero__note {
  margin-top: var(--cobsite-space-6);
  font-size: 0.875rem;
  color: var(--cobsite-muted);
  max-width: 34rem;
}

/* ── pain list ─────────────────────────────────────────────────────── */

.pain-grid {
  list-style: none;
  padding: 0;
  margin-top: var(--cobsite-space-12);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--cobsite-space-6);
}

.pain-card {
  background: var(--cobsite-surface);
  border: var(--cobsite-border-width) solid var(--cobsite-border);
  border-radius: var(--cobsite-radius-md);
  padding: var(--cobsite-space-6);
}

.pain-card__title {
  font-weight: 600;
  font-size: 1.0625rem;
}

.pain-card__body {
  margin-top: var(--cobsite-space-2);
  color: var(--cobsite-muted);
  font-size: 0.9375rem;
}

/* ── scope list ────────────────────────────────────────────────────── */

.scope-list {
  list-style: none;
  padding: 0;
  margin-top: var(--cobsite-space-12);
  display: grid;
  gap: var(--cobsite-space-4);
  max-width: 42rem;
}

.scope-list__item {
  display: flex;
  gap: var(--cobsite-space-3);
  align-items: flex-start;
}

.scope-list__mark {
  flex: none;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: var(--cobsite-success);
  color: var(--cobsite-success-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 700;
  margin-top: 0.125rem;
}

.scope-list__text strong {
  display: block;
}

.scope-list__text span {
  color: var(--cobsite-muted);
  font-size: 0.9375rem;
}

/* ── ladder ────────────────────────────────────────────────────────── */

.ladder {
  list-style: none;
  padding: 0;
  margin-top: var(--cobsite-space-12);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15.5rem, 1fr));
  gap: var(--cobsite-space-6);
}

.tier {
  background: var(--cobsite-surface);
  border: var(--cobsite-border-width) solid var(--cobsite-border);
  border-radius: var(--cobsite-radius-lg);
  padding: var(--cobsite-space-6);
  display: flex;
  flex-direction: column;
  gap: var(--cobsite-space-3);
}

.tier--featured {
  border-color: var(--cobsite-accent);
  box-shadow: 0 0 0 1px var(--cobsite-accent);
}

.tier__step {
  font-family: var(--cobsite-font-mono);
  font-size: 0.8125rem;
  color: var(--cobsite-muted);
}

.tier__name {
  font-size: 1.125rem;
  font-weight: 600;
}

.tier__price {
  font-family: var(--cobsite-font-mono);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--cobsite-accent);
}

.tier__desc {
  color: var(--cobsite-muted);
  font-size: 0.9375rem;
  flex: 1;
}

/* ── process ───────────────────────────────────────────────────────── */

.process {
  list-style: none;
  counter-reset: step;
  padding: 0;
  margin-top: var(--cobsite-space-12);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: var(--cobsite-space-8);
}

.process__item {
  counter-increment: step;
  padding-left: var(--cobsite-space-12);
  position: relative;
}

.process__item::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: var(--cobsite-border-width) solid var(--cobsite-accent);
  color: var(--cobsite-accent);
  font-family: var(--cobsite-font-mono);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.process__title {
  font-weight: 600;
  font-size: 1.0625rem;
}

.process__body {
  margin-top: var(--cobsite-space-2);
  color: var(--cobsite-muted);
  font-size: 0.9375rem;
}

/* ── about ─────────────────────────────────────────────────────────── */

.about__grid {
  margin-top: var(--cobsite-space-12);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--cobsite-space-6);
  max-width: 42rem;
}

.disclosure {
  background: var(--cobsite-surface);
  border: var(--cobsite-border-width) solid var(--cobsite-border);
  border-left: 3px solid var(--cobsite-info);
  border-radius: var(--cobsite-radius-sm);
  padding: var(--cobsite-space-4) var(--cobsite-space-6);
  font-size: 0.9375rem;
  color: var(--cobsite-muted);
}

.disclosure strong {
  color: var(--cobsite-text);
}

/* ── contact / cta ─────────────────────────────────────────────────── */

.cta {
  text-align: left;
}

.cta__title {
  font-family: var(--cobsite-font-display);
  font-size: clamp(1.5rem, 1.1rem + 1.5vw, 2.25rem);
  font-weight: 600;
  max-width: 34rem;
}

.cta__actions {
  margin-top: var(--cobsite-space-8);
  display: flex;
  flex-wrap: wrap;
  gap: var(--cobsite-space-4);
  align-items: center;
}

.cta__direct {
  font-family: var(--cobsite-font-mono);
  color: var(--cobsite-muted);
  font-size: 0.9375rem;
}

/* ── footer ────────────────────────────────────────────────────────── */

.site-footer {
  padding-block: var(--cobsite-space-8);
}

.site-footer__bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--cobsite-space-4);
  font-size: 0.8125rem;
  color: var(--cobsite-muted);
}

.site-footer__bar a {
  color: var(--cobsite-muted);
}

.site-footer__bar a:hover {
  color: var(--cobsite-text);
}

/* ── privacy policy page ───────────────────────────────────────────── */

.policy-section {
  padding-block: var(--cobsite-space-12);
}

.policy-prose {
  margin-top: var(--cobsite-space-6);
  max-width: 42rem;
  display: grid;
  gap: var(--cobsite-space-4);
  color: var(--cobsite-muted);
}

.policy-prose strong {
  color: var(--cobsite-text);
}

.policy-prose ul {
  padding-left: var(--cobsite-space-6);
  display: grid;
  gap: var(--cobsite-space-3);
}

/* ── contact form ──────────────────────────────────────────────────── */

.contact-form {
  max-width: 34rem;
  display: grid;
  gap: var(--cobsite-space-6);
}

.form-field {
  display: grid;
  gap: var(--cobsite-space-2);
}

.form-field label {
  font-weight: 600;
  font-size: 0.9375rem;
}

.form-field__optional {
  font-weight: 400;
  color: var(--cobsite-muted);
}

.form-field input,
.form-field textarea {
  font: inherit;
  font-family: var(--cobsite-font-body);
  color: var(--cobsite-text);
  background: var(--cobsite-surface);
  border: var(--cobsite-border-width) solid var(--cobsite-border);
  border-radius: var(--cobsite-radius-sm);
  padding: var(--cobsite-space-3);
  width: 100%;
}

.form-field textarea {
  resize: vertical;
}

.form-field input:focus-visible,
.form-field textarea:focus-visible {
  outline: var(--cobsite-focus-ring);
  outline-offset: 1px;
}

/* Honeypot -- visually hidden, not display:none (some bots skip
   display:none fields) but excluded from AT via aria-hidden on the
   wrapper and tabindex="-1" on the input, so no one tabs into it. */
.form-field--trap {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  left: -9999px;
}

.contact-form .btn {
  justify-self: start;
}

.contact-form .btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.contact-form__status {
  min-height: 1.5em;
  font-size: 0.9375rem;
  color: var(--cobsite-muted);
}

.contact-form__status--success {
  color: var(--cobsite-success);
}

.contact-form__status--error {
  color: var(--cobsite-error);
}

@media (max-width: 40rem) {
  .site-nav__link--secondary {
    display: none;
  }
}