/* AssTok — mobile-first, breakpoints 768 / 1280 */
:root {
  --color-bg: #0f0f12;
  --color-surface: #18181d;
  --color-elevated: #22222a;
  --color-text: #f4f4f7;
  --color-muted: #a8a8b8;
  --color-accent: #ff4d7a;
  --color-accent-hover: #ff6b92;
  --color-accent-active: #e63d6a;
  --color-secondary: #3dd9c3;
  --color-border: rgba(255, 255, 255, 0.08);
  --font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --header-h: 64px;
  --space: 1rem;
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-secondary);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: #5eeadb;
}

a:active {
  color: #2bb8a8;
}

.visually-hidden {
  position: absolute;
  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: -999px;
  top: 0;
  background: var(--color-accent);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 1000;
  border-radius: var(--radius);
}

.skip-link:focus {
  left: var(--space);
  top: var(--space);
}

.wrap {
  width: 100%;
  max-width: var(--max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space);
  padding-right: var(--space);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 15, 18, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

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

.logo {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo:hover,
.logo:active {
  color: var(--color-accent);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  margin: 0 auto;
  border-radius: 2px;
}

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__list a {
  color: var(--color-muted);
  text-decoration: none;
  font-weight: 500;
  display: block;
  padding: 0.65rem 0;
}

.site-nav__list a:hover,
.site-nav__list a:focus-visible {
  color: var(--color-text);
}

.site-nav__list a.is-active {
  color: var(--color-accent);
}

.site-nav__cta {
  margin-top: 0.5rem;
}

@media (max-width: 767px) {
  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }

  .site-nav.is-open {
    max-height: 100vh;
    padding: 1rem var(--space) 1.5rem;
  }
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .site-nav__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1.25rem;
  }

  .site-nav__list a {
    padding: 0.35rem 0;
  }

  .site-nav__cta {
    margin-top: 0;
    margin-left: 0.5rem;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.2;
  padding: 0.85rem 1.35rem;
  border-radius: 999px;
  border: 2px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, transform 0.12s, border-color 0.15s;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}

.btn--primary:hover:not(:disabled) {
  background: var(--color-accent-hover);
  color: #fff;
  transform: translateY(-1px);
}

.btn--primary:active:not(:disabled) {
  background: var(--color-accent-active);
  transform: translateY(0);
}

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

.btn--secondary:hover:not(:disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn--secondary:active:not(:disabled) {
  border-color: var(--color-accent-active);
}

.btn--sm {
  font-size: 0.8rem;
  padding: 0.55rem 1rem;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

/* Typography sections */
main {
  padding-bottom: 4rem;
}

.section {
  padding: 3rem 0;
}

/* Full-width tinted band; inner .wrap handles max-width + horizontal centering */
.section--surface-band {
  background: var(--color-surface);
  width: 100%;
}

@media (min-width: 768px) {
  .section {
    padding: 4rem 0;
  }
}

@media (min-width: 1280px) {
  .section {
    padding: 5rem 0;
  }
}

.section--tight {
  padding-top: 2rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin: 0 0 0.75rem;
}

h1,
.h1 {
  font-size: clamp(1.85rem, 4.5vw, 2.75rem);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
}

h2,
.h2 {
  font-size: clamp(1.45rem, 3vw, 2rem);
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

h3,
.h3 {
  font-size: 1.15rem;
  margin: 0 0 0.5rem;
}

.lead {
  font-size: 1.05rem;
  color: var(--color-muted);
  max-width: 42rem;
  margin: 0 0 1rem;
}

.muted {
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* Hero */
.hero {
  position: relative;
  min-height: 78vh;
  min-height: 78dvh;
  display: flex;
  align-items: flex-end;
  padding: 5rem 0 3.5rem;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(15, 15, 18, 0.15) 0%,
    rgba(15, 15, 18, 0.92) 85%
  );
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero .wrap {
  position: relative;
  z-index: 1;
}

/* Cards & grids */
.grid-2 {
  display: grid;
  gap: 1.25rem;
}

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

.grid-3 {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.grid-features {
  display: grid;
  gap: 1rem;
}

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

@media (min-width: 1280px) {
  .grid-features {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.35rem;
  box-shadow: var(--shadow);
}

.card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--color-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

/* Steps */
.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.25rem;
}

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

@media (min-width: 1280px) {
  .steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

.steps li {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  border: 1px solid var(--color-border);
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

/* Testimonials */
.testimonial-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .testimonial-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.testimonial {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.testimonial__avatar {
  width: 56px;
  height: 56px;
  max-width: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-border);
  flex-shrink: 0;
}

.testimonial cite {
  font-style: normal;
  font-weight: 600;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.rating-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--color-elevated);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  font-size: 0.85rem;
  border: 1px solid var(--color-border);
}

/* Blog cards */
.blog-cards {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .blog-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.blog-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.blog-card__body {
  padding: 1.15rem;
}

.blog-card a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
}

.blog-card a:hover {
  color: var(--color-accent);
}

.blog-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* Accordion */
.accordion {
  max-width: 720px;
  margin: 1.5rem auto 0;
}

.accordion__item {
  border-bottom: 1px solid var(--color-border);
}

.accordion__trigger {
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  color: var(--color-text);
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  padding: 1rem 2rem 1rem 0;
  cursor: pointer;
  position: relative;
}

.accordion__trigger::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  color: var(--color-accent);
}

.accordion__trigger[aria-expanded="true"]::after {
  content: "−";
}

.accordion__panel {
  padding: 0 0 1rem;
  color: var(--color-muted);
}

/* Breadcrumbs */
.breadcrumbs {
  padding: 0.85rem 0;
  font-size: 0.85rem;
  color: var(--color-muted);
}

.breadcrumbs__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.breadcrumbs__list li:not(:last-child)::after {
  content: "/";
  margin-left: 0.35rem;
  opacity: 0.4;
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 3rem 0 2rem;
  margin-top: 2rem;
}

.site-footer__grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1.2fr repeat(3, 1fr);
  }
}

.site-footer__brand {
  display: block;
  margin-bottom: 0.5rem;
}

.site-footer__tagline {
  color: var(--color-muted);
  font-size: 0.92rem;
  margin: 0;
  max-width: 28rem;
}

.site-footer__links {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
}

.site-footer__links a {
  color: var(--color-muted);
  text-decoration: none;
  display: block;
  padding: 0.2rem 0;
}

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

.site-footer__social {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 1rem;
}

.site-footer__social a {
  color: var(--color-muted);
  text-decoration: none;
}

.store-badges {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
}

.site-footer__copy {
  margin: 2.5rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
  color: var(--color-muted);
  text-align: center;
}

/* Forms */
.form {
  max-width: 520px;
}

.form__row {
  margin-bottom: 1rem;
}

.form label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
}

.form input,
.form textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font);
  font-size: 1rem;
}

.form input:focus-visible,
.form textarea:focus-visible,
.accordion__trigger:focus-visible,
.nav-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.form textarea {
  min-height: 140px;
  resize: vertical;
}

.form__hint {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 0.35rem;
}

/* Article */
article.prose {
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
  margin-top: 0;
  margin-bottom: 0;
  color: var(--color-text);
}

.prose h2,
.prose h3 {
  color: var(--color-text);
}

.prose h2 {
  margin-top: 2rem;
}

.prose h3 {
  margin-top: 1.5rem;
}

.prose figure {
  margin: 1.25rem 0;
}

.prose p,
.prose ul {
  color: var(--color-muted);
}

.prose ul {
  padding-left: 1.25rem;
}

.toc {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0 2rem;
}

.toc strong {
  display: block;
  margin-bottom: 0.5rem;
}

.toc ol {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--color-muted);
}

.author-box {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin: 2.5rem 0;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.author-box img {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
}

.meta-line {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 1.5rem;
}

.related-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.related-list li {
  margin-bottom: 0.5rem;
}

.diagram {
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin: 1.5rem 0;
  font-size: 0.92rem;
  color: var(--color-muted);
}

.diagram ol {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
}

.page-header {
  padding: 2rem 0 1rem;
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .page-header {
    padding: 2.5rem 0 1.5rem;
  }
}

.team-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .team-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.team-card img {
  border-radius: var(--radius);
  aspect-ratio: 1;
  object-fit: cover;
  width: 100%;
}

.blog-index-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
}

.blog-index-list__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  border-bottom: 1px solid var(--color-border);
  padding: 1.25rem 0;
}

@media (min-width: 520px) {
  .blog-index-list__item {
    grid-template-columns: 176px 1fr;
    align-items: start;
  }
}

.blog-index-list__thumb {
  display: block;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  aspect-ratio: 16 / 9;
}

.blog-index-list__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-index-list__text > a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05rem;
}

.blog-index-list__text > a:hover {
  color: var(--color-accent);
}

/* Use margin-block only — margin: 3rem 0 would zero out margin-left/right and break .wrap centering */
.cta-box {
  margin-top: 3rem;
  margin-bottom: 3rem;
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(255, 77, 122, 0.15), rgba(61, 217, 195, 0.12));
  border: 1px solid var(--color-border);
  text-align: center;
}

.dual-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1rem;
}