/* =========================================================================
   Varun Malhotra coaching site: component styles
   Every value comes from tokens.css. Mobile-first: base styles target
   375px, and min-width queries add layout at 768 / 1024 / 1280.
   ========================================================================= */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-height) + var(--space-6));
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-family-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul[class], ol[class] { padding: 0; list-style: none; }
img { display: block; max-width: 100%; height: auto; }

a { color: var(--color-text-link); text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
a:hover { color: var(--color-accent-primary-hover); }

:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: var(--border-radius-sm);
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-6);
  top: -100px;
  z-index: 100;
  padding: var(--space-4) var(--space-6);
  background: var(--color-bg-inverse);
  color: var(--color-text-inverse);
  border-radius: var(--border-radius-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
}
.skip-link:focus { top: var(--space-4); color: var(--color-text-inverse); }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-width-page);
  margin-inline: auto;
  padding-inline: var(--space-gutter);
}

/* Section wrapper: label + thin rule on top (used from task 2 onward) */
.section {
  padding-block: var(--space-section);
  border-top: var(--rule);
}

/* ---------- Type helpers ---------- */
.label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

/* Instrument Serif runs small next to a grotesk at the same size, so it is scaled up
   slightly and set at normal tracking. */
.accent-serif {
  font-family: var(--font-family-display);
  font-style: italic;
  font-weight: var(--font-weight-normal);
  font-size: 1.1em;
  letter-spacing: -0.005em;
  line-height: 1;
}

.lead {
  font-size: var(--font-size-md);
  line-height: var(--line-height-normal);
  color: var(--color-text-secondary);
  max-width: 36rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  min-height: var(--button-height);
  padding-inline: var(--button-padding-x);
  border: var(--border-width) solid transparent;
  border-radius: var(--button-radius);
  font-family: var(--font-family-body);
  font-size: var(--button-font-size);
  font-weight: var(--button-font-weight);
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--easing-default),
    border-color var(--duration-fast) var(--easing-default),
    color var(--duration-fast) var(--easing-default);
}
.btn:focus-visible { border-radius: var(--button-radius); }

.btn-primary {
  background: var(--color-accent-primary);
  color: var(--color-accent-on-primary);
}
.btn-primary:hover { background: var(--color-accent-primary-hover); color: var(--color-accent-on-primary); }
.btn-primary:active { background: var(--color-accent-primary-active); }

.btn-outline {
  background: transparent;
  border-color: var(--color-accent-secondary);
  color: var(--color-accent-secondary);
}
.btn-outline:hover { background: var(--color-bg-tertiary); color: var(--color-accent-secondary); }
.btn-outline:active { background: var(--color-bg-secondary); }

.btn-compact {
  min-height: var(--button-height-compact);
  padding-inline: var(--space-6);
  font-size: var(--font-size-sm);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-bg-primary);
  border-bottom: var(--border-width) solid transparent; /* rule appears on scroll (task 10) */
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  min-height: var(--header-height);
}

.brand {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.01em;
  color: var(--color-text-primary);
  text-decoration: none;
  white-space: nowrap;
}
.brand:hover { color: var(--color-text-primary); }

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-7);
}

/* Mobile: name + Book pill only. Section links come back at 768 (menu button: task 10). */
.nav-links { display: none; }

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: var(--button-height-compact);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
}
.nav-links a:hover { color: var(--color-text-primary); }

@media (min-width: 768px) {
  .nav-links { display: flex; gap: var(--space-7); }
}

/* ---------- Hero ---------- */
.hero {
  padding-block: var(--space-8) var(--space-10);
}

.hero-inner {
  display: grid;
  gap: var(--space-9);
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-stack);
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  text-wrap: balance;
  max-width: 17ch;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.hero-actions .btn { width: 100%; }

.hero-note {
  margin-top: calc(var(--space-4) * -1);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.hero-photo {
  width: 100%;
  max-width: 22rem;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  background: var(--color-bg-secondary);
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }

@media (min-width: 768px) {
  .hero { padding-top: var(--space-10); }
  .hero-actions { flex-direction: row; flex-wrap: wrap; }
  .hero-actions .btn { width: auto; }
  .hero-photo { max-width: 24rem; }
}

@media (min-width: 1024px) {
  .hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    grid-template-areas: "text photo" "creds creds";
    align-items: center;
    gap: var(--space-10);
  }
  .hero-text  { grid-area: text; }
  .hero-photo { grid-area: photo; }
  .hero .creds { grid-area: creds; }
  .hero-photo { max-width: none; justify-self: end; }
}

@media (min-width: 1280px) {
  .hero { padding-top: var(--space-11); }
}

/* ---------- Proof: credentials + quote ---------- */
.proof {
  border-top: var(--rule);
  padding-block: var(--space-10) var(--space-section);
}

/* Credentials live inside the hero: text, then creds, then photo on small screens;
   on desktop a full-width row under the text and photo. */
.hero .creds {
  padding-top: var(--space-8);
  border-top: var(--rule);
}

.creds {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-8) var(--space-7);
}

.cred {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.cred-org {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.01em;
  line-height: var(--line-height-snug);
}

.cred-role {
  font-size: var(--font-size-sm);
  line-height: 1.4;
  color: var(--color-text-secondary);
}

.quotes {
  display: grid;
  gap: var(--space-9);
}

.quote {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  max-width: 44rem;
}

.quote blockquote { margin: 0; }

.quote p {
  font-family: var(--font-family-display);
  font-style: italic;
  font-size: var(--font-size-2xl);
  line-height: 1.15;
  letter-spacing: -0.005em;
  text-wrap: balance;
}
.quote p::before { content: "\201C"; }
.quote p::after  { content: "\201D"; }

.quote figcaption {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}
.quote figcaption::before {
  content: "";
  width: var(--space-8);
  border-top: var(--border-width) solid var(--color-border-strong);
}

@media (min-width: 768px) {
  .quotes { grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr)); }
}

@media (min-width: 1024px) {
  .creds {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }
  .cred { padding-inline: var(--space-7); border-left: var(--rule); }
  .cred:first-child { padding-left: 0; border-left: 0; }
  .quote { margin-inline: auto; align-items: center; text-align: center; }
}

/* ---------- Offers logo strip ---------- */
/* Wordmarks are flattened to one tone (black, then faded) so no brand colors show.
   Each logo's height (--h, set inline) is tuned so the six look the same visual size. */
.offers {
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
  margin-bottom: var(--space-10);
}

.logos {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-8) var(--space-6);
  align-items: center;
}

.logos li {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 2.5rem;
}

.logos img {
  height: calc(var(--h) * 0.85);
  width: auto;
  max-width: 100%;
  object-fit: contain;
  filter: brightness(0);
  opacity: 0.6;
}

@media (min-width: 768px) {
  .logos img { height: var(--h); }
}

@media (min-width: 1024px) {
  .offers { align-items: center; }
  .logos {
    width: 100%;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: var(--space-7);
  }
}

[data-theme="dark"] .logos img { filter: brightness(0) invert(1); opacity: 0.7; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .logos img { filter: brightness(0) invert(1); opacity: 0.7; }
}

/* ---------- Section head (label + h2), shared by every section ---------- */
.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-bottom: var(--space-9);
  max-width: 44rem;
}

.section-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-medium);
  line-height: 1.12;
  letter-spacing: var(--letter-spacing-tight);
  text-wrap: balance;
}

/* ---------- Card (thin border, no shadow) ---------- */
.card {
  padding: var(--card-padding);
  border: var(--card-border);
  border-radius: var(--card-radius);
  background: var(--color-bg-primary);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
  letter-spacing: -0.01em;
}

.card-intro {
  margin-top: var(--space-4);
  color: var(--color-text-secondary);
}

/* ---------- Who I help ---------- */
.audience-grid {
  display: grid;
  gap: var(--space-6);
}

/* Checklist: rows split by thin rules, a short dash marker, no icons */
.ticks {
  margin-top: var(--space-7);
  border-top: var(--rule);
}
.ticks li {
  display: grid;
  grid-template-columns: var(--space-6) 1fr;
  gap: var(--space-4);
  padding-block: var(--space-5);
  border-bottom: var(--rule);
}
.ticks li::before {
  content: "";
  margin-top: 0.8em;
  border-top: 1.5px solid var(--color-text-primary);
  width: var(--space-5);
}

@media (min-width: 768px) {
  .audience-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.ticks li:last-child { border-bottom: 0; padding-bottom: 0; }

/* ---------- What we work on: ruled grid, not boxed cards ---------- */
.topics {
  display: grid;
  gap: 0 var(--space-8);
}

.topic {
  display: grid;
  grid-template-columns: var(--space-9) 1fr;
  grid-template-rows: auto 1fr;
  column-gap: var(--space-4);
  row-gap: var(--space-3);
  padding-block: var(--space-7);
  border-top: var(--rule);
}

.topic-num {
  grid-row: 1 / span 2;
  font-family: var(--font-family-display);
  font-size: var(--font-size-lg);
  line-height: 1.1;
  color: var(--color-text-tertiary);
}

.topic-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
  letter-spacing: -0.01em;
}

.topic-text { color: var(--color-text-secondary); }

@media (min-width: 768px) {
  .topics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1280px) {
  .topics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .topic { padding-block: var(--space-8); }
}

.section-intro {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  max-width: 36rem;
}

/* ---------- Pricing ---------- */
.pricing {
  display: grid;
  gap: var(--space-6);
}

.price-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--card-padding);
  border: var(--card-border);
  border-radius: var(--card-radius);
  background: var(--color-bg-primary);
}

.price-card--featured {
  border-color: var(--color-text-primary);
  box-shadow: inset 0 0 0 1px var(--color-text-primary); /* 2px edge without shifting layout */
}

.price-tag {
  align-self: flex-start;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--border-radius-sm);
  background: var(--color-accent-tint);
  color: var(--color-accent-primary-active);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

.price-name {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
}

.price {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.price-amount {
  font-family: var(--font-family-display);
  font-size: var(--font-size-3xl);
  line-height: 1;
}

.price-length {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.price-text {
  color: var(--color-text-secondary);
  flex-grow: 1;
}

.price-card .btn { width: 100%; margin-top: var(--space-4); }

.pricing-notes {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-8);
  padding-top: var(--space-7);
  border-top: var(--rule);
  max-width: 44rem;
  color: var(--color-text-secondary);
}
.pricing-notes strong { color: var(--color-text-primary); font-weight: var(--font-weight-semibold); }

@media (min-width: 768px) {
  .pricing { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1280px) {
  .pricing { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-5); }
  .price-card .btn { padding-inline: var(--space-5); }
}

/* "Start here" sits on the card's top edge so all four cards keep their content aligned */
.price-card { position: relative; }
.price-tag {
  position: absolute;
  top: 0;
  left: var(--card-padding);
  transform: translateY(-50%);
  border: var(--border-width) solid var(--color-bg-primary);
}
.pricing { padding-top: var(--space-4); }

/* ---------- Pricing: Video / Phone switch ---------- */
.pricing-wrap[data-mode="video"] [data-show="phone"],
.pricing-wrap[data-mode="phone"] [data-show="video"] { display: none !important; }

.format-switch {
  display: inline-flex;
  padding: var(--space-2);
  border: var(--border-width) solid var(--color-border-strong);
  border-radius: var(--border-radius-full);
  gap: var(--space-2);
}
.format-switch[hidden] { display: none; }

.format-option {
  min-height: var(--button-height-compact);
  padding-inline: var(--space-7);
  border: 0;
  border-radius: var(--border-radius-full);
  background: transparent;
  color: var(--color-text-secondary);
  font: inherit;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--easing-default), color var(--duration-fast) var(--easing-default);
}
.format-option:hover { color: var(--color-text-primary); }
.format-option[aria-pressed="true"] {
  background: var(--color-text-primary);
  color: var(--color-bg-primary);
}
.format-option:focus-visible { border-radius: var(--border-radius-full); }
.format-hint { font-weight: var(--font-weight-normal); }

.format-help {
  margin-top: var(--space-5);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}
.format-nojs {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}
.has-js .format-nojs { display: none; }
.pricing-wrap:not(.has-js) .format-help { display: none; }

/* Each help line carries its own bottom space (no sibling selectors: the hidden live region sits between them) */
.format-help, .format-nojs { margin-bottom: var(--space-8); }

/* ---------- How it works ---------- */
.steps {
  display: grid;
  gap: var(--space-8);
}

.step {
  display: grid;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1.5px solid var(--color-text-primary);
}

.step-num {
  font-family: var(--font-family-display);
  font-size: var(--font-size-3xl);
  line-height: 1;
}

.step-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
}

.step-text {
  color: var(--color-text-secondary);
  max-width: 34rem;
}

@media (min-width: 1024px) {
  .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-7); }
}

/* ---------- About ---------- */
.about {
  display: grid;
  gap: var(--space-9);
}

.about-photo {
  width: 100%;
  max-width: 16rem;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  background: var(--color-bg-secondary);
}
.about-photo img { width: 100%; height: 100%; object-fit: cover; }

.about-body .section-head { margin-bottom: var(--space-8); }

.prose {
  display: grid;
  gap: var(--space-6);
  max-width: var(--max-width-content);
  line-height: var(--line-height-relaxed);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--button-height-compact);
  margin-top: var(--space-6);
  font-weight: var(--font-weight-semibold);
  text-decoration: underline;
  text-decoration-color: var(--color-border-primary);
  text-underline-offset: 0.3em;
}
.text-link:hover { text-decoration-color: currentColor; }

@media (min-width: 1024px) {
  .about {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: var(--space-11);
    align-items: start;
  }
  .about-photo { max-width: none; position: sticky; top: calc(var(--header-height) + var(--space-8)); }
}

/* ---------- FAQ ---------- */
.faq { display: grid; }

.faq-list { border-top: var(--rule); }

.faq-item { border-bottom: var(--rule); }

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  min-height: 3.5rem;
  padding-block: var(--space-6);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }

/* Plus sign drawn with two bars; becomes a minus when open */
.faq-item summary::after {
  content: "";
  flex: none;
  width: 14px;
  height: 14px;
  background:
    linear-gradient(currentColor, currentColor) center / 14px 1.5px no-repeat,
    linear-gradient(currentColor, currentColor) center / 1.5px 14px no-repeat;
}
.faq-item[open] summary::after {
  background: linear-gradient(currentColor, currentColor) center / 14px 1.5px no-repeat;
}
.faq-item summary:hover { color: var(--color-text-secondary); }

.faq-item p {
  padding-bottom: var(--space-7);
  max-width: var(--max-width-content);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

@media (min-width: 1024px) {
  .faq {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: var(--space-11);
    align-items: start;
  }
  .faq .section-head { position: sticky; top: calc(var(--header-height) + var(--space-8)); margin-bottom: 0; }
}

/* ---------- Final call to action ---------- */
.cta {
  border-top: var(--rule);
  background: var(--color-bg-secondary);
  padding-block: var(--space-section);
}

.cta-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-7);
}

.cta-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  max-width: 18ch;
  text-wrap: balance;
}

.cta .btn { width: 100%; }

.cta-note { color: var(--color-text-secondary); }

@media (min-width: 768px) {
  .cta-inner { align-items: center; text-align: center; }
  .cta .btn { width: auto; }
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: var(--rule);
  padding-block: var(--space-8);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-7);
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: var(--button-height-compact);
  color: var(--color-text-secondary);
}
.footer-links a:hover { color: var(--color-text-primary); }

@media (min-width: 768px) {
  .footer-inner { flex-direction: row; align-items: center; justify-content: space-between; }
}

/* ---------- Header scroll rule + mobile menu (task 10) ---------- */
.site-header { transition: border-color var(--duration-fast) var(--easing-default); }
.site-header.is-scrolled,
.site-header.menu-open { border-bottom-color: var(--color-border-primary); }

.nav { gap: var(--space-4); }
@media (min-width: 768px) { .nav { gap: var(--space-7); } }

.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--button-height-compact);
  height: var(--button-height-compact);
  margin-right: calc(var(--space-3) * -1);
  padding: 0;
  border: 0;
  border-radius: var(--border-radius-full);
  background: transparent;
  color: var(--color-text-primary);
  cursor: pointer;
}
.menu-toggle:hover { background: var(--color-bg-tertiary); }
.menu-toggle:focus-visible { border-radius: var(--border-radius-full); }

/* Two bars that cross into an X when open */
.menu-icon,
.menu-icon::before {
  display: block;
  width: 18px;
  height: 1.5px;
  background: currentColor;
  transition: transform var(--duration-fast) var(--easing-default);
}
.menu-icon { position: relative; transform: translateY(-3px); }
.menu-icon::before { content: ""; position: absolute; top: 6px; }
.menu-toggle[aria-expanded="true"] .menu-icon { transform: translateY(0) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-icon::before { top: 0; transform: rotate(-90deg); }

.mobile-menu {
  position: absolute;
  inset-inline: 0;
  top: 100%;
  background: var(--color-bg-primary);
  border-bottom: var(--rule);
  box-shadow: var(--shadow-md);
}
.mobile-menu[hidden] { display: none; }
.mobile-menu ul.container { padding: var(--space-4) var(--space-gutter) var(--space-6); }
.mobile-menu li + li { border-top: var(--rule); }
.mobile-menu a {
  display: flex;
  align-items: center;
  min-height: 3.5rem;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  text-decoration: none;
}

@media (min-width: 768px) {
  .menu-toggle, .mobile-menu { display: none !important; }
}

/* ---------- States (task 11) ---------- */
a, button, summary { -webkit-tap-highlight-color: transparent; }
/* Visited links keep their normal colors: every link rule above already covers :visited. */

.btn-primary:focus-visible,
.btn-outline:focus-visible { box-shadow: var(--shadow-focus); }

.faq-item summary:focus-visible { border-radius: var(--border-radius-sm); }

/* No JS: the menu button can't work, so hide it (sections stay reachable by scrolling) */
.no-js .menu-toggle { display: none; }

/* Section fade-in: only hidden when JS is running and motion is allowed */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal {
    opacity: 0;
    transform: translateY(16px);
    transition:
      opacity var(--duration-slower) var(--easing-out),
      transform var(--duration-slower) var(--easing-out);
  }
  .js .reveal.is-visible { opacity: 1; transform: none; }
}

@media print {
  .reveal { opacity: 1 !important; transform: none !important; }
  .site-header, .mobile-menu, .format-switch { display: none !important; }
}

/* ---------- 404 page ---------- */
.notfound { padding-block: var(--space-11) var(--space-section); }
.notfound-inner { display: flex; flex-direction: column; gap: var(--space-stack); max-width: 48rem; }

/* ---------- Responsive pass (task 13) ---------- */
.brand { display: inline-flex; align-items: center; min-height: var(--button-height-compact); }

/* Keep long paragraphs at a comfortable measure */
.pricing-notes, .faq-item p, .prose { max-width: var(--max-width-content); }
.step-text { max-width: var(--max-width-content); }

/* Header links: at least 44px wide to tap */
.nav-links { gap: var(--space-5) !important; }
.nav-links a { justify-content: center; min-width: var(--button-height-compact); padding-inline: var(--space-4); }

/* ---------- Review fixes (Phase 7) ---------- */
/* Tablet (768-1023): credentials and photo side by side under the text, so the photo doesn't sit alone */
@media (min-width: 768px) and (max-width: 1023.98px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr) 16rem;
    grid-template-areas: "text text" "creds photo";
    column-gap: var(--space-9);
    row-gap: var(--space-10);
    align-items: start;
  }
  .hero-text  { grid-area: text; }
  .hero .creds { grid-area: creds; grid-template-columns: 1fr; gap: var(--space-6); }
  .hero-photo { grid-area: photo; max-width: none; }
}