/* forge-cms.dev — Components
   Decision C3: BEM naming throughout.
   Order: layout → content → interactive
   No element selectors. No hardcoded values — use tokens.
   ========================================================================== */


/* ══════════════════════════════════════════════════════════════════════════
   LAYOUT
   ══════════════════════════════════════════════════════════════════════════ */

/* ── .nav ── */
.nav {
  position:        fixed;
  top:             0;
  left:            0;
  right:           0;
  z-index:         100;
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  padding:         0 var(--space-8);
  height:          var(--nav-height);
  background:      rgba(10, 11, 13, 0.9);
  backdrop-filter: blur(8px);
  border-bottom:   1px solid var(--border);
}

.nav__logo {
  font-family:     var(--mono);
  font-size:       1.25rem;
  font-weight:     600;
  color:           var(--text);
  text-decoration: none;
  letter-spacing:  -0.02em;
}

.nav__logo-bracket {
  color: var(--accent);
}

.nav__links {
  display:     flex;
  align-items: center;
  gap:         var(--space-8);
  list-style:  none;
}

.nav__link {
  font-size:       0.78rem;
  font-weight:     400;
  color:           var(--text-muted);
  text-decoration: none;
  transition:      color 0.12s;
}

.nav__link:hover {
  color:   var(--text);
  opacity: 1;
}

.nav__link--active {
  color: var(--text);
}

.nav__cta {
  font-family:     var(--mono);
  font-size:       0.78rem;
  font-weight:     500;
  padding:         0.35rem 0.9rem;
  background:      var(--accent);
  color:           #fff;
  border-radius:   3px;
  text-decoration: none;
  transition:      opacity 0.12s;
}

.nav__cta:hover {
  opacity: 0.85;
}

/* Mobile nav toggle — hidden by default, shown via JS class on .nav */
.nav__toggle {
  display:    none;
  background: none;
  border:     none;
  color:      var(--text-muted);
  cursor:     pointer;
  font-size:  1rem;
  font-family: var(--mono);
}

@media (max-width: 640px) {
  .nav__links {
    display:        none;
    position:       absolute;
    top:            var(--nav-height);
    left:           0;
    right:          0;
    flex-direction: column;
    align-items:    flex-start;
    gap:            0;
    background:     var(--bg-2);
    border-bottom:  1px solid var(--border);
    padding:        var(--space-4) 0;
  }

  .nav--open .nav__links {
    display:        flex;
    flex-direction: column;
    gap:            var(--space-3);
    padding:        var(--space-3) 0;
  }

  .nav__link {
    padding: var(--space-3) var(--space-8);
    width:   100%;
  }

  .nav__cta {
    margin: var(--space-3) var(--space-8);
  }

  .nav__toggle {
    display: block;
  }
}

/* ── .layout ── */
.layout {
  max-width: var(--max-width);
  margin:    0 auto;
  padding:   var(--nav-height) var(--space-8) 0;
}

/* ── .section ── */
.section {
  padding:    var(--space-20) 0;
  border-top: 1px solid var(--border);
}

.section:first-child {
  border-top: none;
}

.section__label {
  font-size:     var(--text-base, 1.05rem);
  font-weight:   600;
  color:         var(--text-muted);
  margin-bottom: 1.5rem;
}

/* ── .footer ── */
.footer {
  border-top:  1px solid var(--border);
  padding:     var(--space-6) var(--space-8);
  max-width:   var(--max-width);
  margin:      0 auto;
  display:     flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap:   wrap;
  gap:         var(--space-4);
}

.footer__logo {
  font-size:   1.1rem;
  font-weight: 600;
  color:       var(--text-muted);
}

.footer__logo-bracket {
  color: var(--accent);
}

.footer__links {
  display:    flex;
  gap:        var(--space-6);
  list-style: none;
}

.footer__link {
  font-size:       var(--text-base, 1.05rem);
  color:           var(--text-muted);
  text-decoration: none;
  transition:      color 0.12s;
}

.footer__link:hover {
  color:   var(--text);
  opacity: 1;
}


/* ══════════════════════════════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════════════════════════════ */

.hero {
  padding:        calc(var(--nav-height) + var(--space-20)) 0 var(--space-16);
}

.hero__eyebrow {
  display:       inline-block;
  font-size:     0.85rem;
  font-weight:   400;
  color:         var(--text-muted);
  margin-bottom: 1.5rem;
}

.hero__eyebrow-sep {
  color:  var(--text-dim);
  margin: 0 var(--space-2);
}

.hero__heading {
  font-size:     clamp(1.8rem, 4vw, 3.2rem);
  font-weight:   600;
  line-height:   1.15;
  margin-bottom: var(--space-6);
}

.hero__heading-accent {
  color: var(--accent);
}

.hero__sub {
  font-family:   var(--sans);
  font-size:     var(--text-lg, 1.15rem);
  font-weight:   300;
  color:         var(--text-muted);
  max-width:     56ch;
  margin-bottom: var(--space-8);
  line-height:   1.7;
}

.hero__actions {
  display:    flex;
  align-items: center;
  gap:        var(--space-3);
  flex-wrap:  wrap;
  margin-bottom: var(--space-12);
}

.hero__meta {
  display:    flex;
  align-items: center;
  gap:        var(--space-4);
  flex-wrap:  wrap;
  font-size:  0.85rem;
  color:      var(--text-muted);
  margin-top: 1.5rem;
}

.hero__meta-dot {
  color:  var(--text-dim);
  margin: 0 0.5rem;
}


/* ══════════════════════════════════════════════════════════════════════════
   CONTENT COMPONENTS
   ══════════════════════════════════════════════════════════════════════════ */

/* ── .code-block ── */
.code-block {
  border:        1px solid var(--border);
  border-radius: 6px;
  overflow:      hidden;
  background:    var(--bg-2);
  margin:        var(--space-12) auto 0;
  max-width:     660px;
}

.code-block__bar {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  padding:         0.6rem var(--space-4);
  border-bottom:   1px solid var(--border);
  background:      var(--bg-3);
}

.code-block__dots {
  display: flex;
  gap:     5px;
}

.code-block__dot {
  width:         9px;
  height:        9px;
  border-radius: 50%;
  background:    var(--border-2);
}

.code-block__filename {
  font-size: 0.7rem;
  color:     var(--text-muted);
}

.code-block__body {
  padding:    1.25rem var(--space-6);
  font-size:  0.8rem;
  line-height: 1.9;
  overflow-x: auto;
}

/* Syntax highlight tokens — used inside .code-block__body <pre> */
.tok-kw  { color: #7dd3fc; }               /* keyword */
.tok-tp  { color: #c084fc; }               /* type */
.tok-fn  { color: #86efac; }               /* function */
.tok-str { color: #fde68a; }               /* string */
.tok-cm  { color: var(--text-dim);
           font-style: italic; }            /* comment */
.tok-ac  { color: var(--accent); }         /* accent (field names etc.) */
.tok-num { color: #fb923c; }               /* number */

/* ── .why-grid ── */
.why-grid {
  display:               grid;
  grid-template-columns: repeat(2, 1fr);
  gap:                   1px;
  background:            var(--border);
  border:                1px solid var(--border);
}

.why {
  background: var(--bg);
  padding:    1.5rem;
}

.why__key {
  font-size:   1rem;
  font-weight: 600;
  color:       var(--accent);
  margin:      0 0 0.5rem;
}

.why__val {
  font-family: var(--sans);
  font-size:   1rem;
  color:       var(--text);
  line-height: 1.65;
  margin:      0;
}

/* ── .feat-grid ── */
.feat-grid {
  display:    grid;
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
  gap:        0;
  border:     1px solid var(--border);
  border-radius: 4px;
  overflow:   hidden;
}

.feat {
  padding:    var(--space-6);
  border-right:  1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}

.feat:hover {
  background: var(--bg-2);
}

.feat__key {
  font-size:      1rem;
  font-weight:    600;
  color:          var(--accent);
  margin-bottom:  var(--space-2);
  letter-spacing: 0.04em;
}

.feat__val {
  font-family: var(--sans);
  font-size:   var(--text-base, 1.05rem);
  font-weight: 300;
  color:       var(--text);
  line-height: 1.6;
}

/* ── .lc (lifecycle diagram) ── */
.lc {
  display:     flex;
  align-items: stretch;
  gap:         0;
}

.lc__arrow {
  color:       var(--text-dim);
  padding:     1.25rem 0.5rem 0;
  flex-shrink: 0;
}

.lc__step {
  flex:           1;
  display:        flex;
  flex-direction: column;
  padding:        1.25rem;
  border:         1px solid var(--border);
}

.lc__name {
  font-size:     1rem;
  font-weight:   600;
  color:         var(--text);
  margin-bottom: 0.5rem;
}

.lc__step--active .lc__name {
  color:       var(--accent);
  font-weight: 600;
}

.lc__desc {
  font-family: var(--sans);
  font-size:   var(--text-base, 1.05rem);
  font-weight: 300;
  color:       var(--text);
  line-height: 1.5;
  margin-top:  0.5rem;
}

@media (max-width: 768px) {
  .why-grid {
    grid-template-columns: 1fr;
  }
  .code-block {
    max-width: 100%;
  }
  .hero {
    padding-top:    calc(var(--nav-height) + 1.25rem);
    padding-bottom: var(--space-8);
  }
  .layout {
    padding-top: var(--nav-height);
  }
  .nav--open .nav__links {
    display:        flex;
    flex-direction: column;
    align-items:    flex-end;
    padding:        0.5rem 0;
  }
  .nav--open .nav__links li {
    padding: 0;
    width:   100%;
  }
  .nav--open .nav__links li a {
    display:         block;
    padding:         0.75rem 1rem;
    font-size:       1.1rem;
    color:           var(--text);
    text-decoration: none;
    background:      none;
    border:          none;
    width:           100%;
    text-align:      right;
  }
  .nav--open .nav__cta {
    display:         block;
    padding:         0.75rem 1rem;
    font-size:       1.1rem;
    color:           var(--accent);
    text-decoration: none;
    background:      none;
    border:          none;
    width:           100%;
    text-align:      right;
    margin:          0;
  }
  .lc {
    flex-direction: column;
  }
  .lc__arrow {
    transform:  rotate(90deg);
    padding:    0.25rem 0;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .lc {
    flex-wrap: wrap;
  }
  .lc__step {
    flex: 1 1 45%;
  }
  .lc__arrow {
    display: none;
  }
}

/* ── .post (devlog list item) ── */
.post {
  display:         flex;
  align-items:     baseline;
  gap:             var(--space-8);
  padding:         var(--space-4) var(--space-6);
  border-bottom:   1px solid var(--border);
  text-decoration: none;
  transition:      background 0.12s;
}

.post:last-child {
  border-bottom: none;
}

.post:hover {
  background: var(--bg-2);
}

.post__date {
  font-size:   0.7rem;
  color:       var(--text-dim);
  white-space: nowrap;
  min-width:   80px;
}

.post__title {
  font-size:   var(--text-base, 1.05rem);
  color:       var(--text);
  font-weight: 400;
}

.post__arrow {
  color:       var(--text-dim);
  margin-left: auto;
  font-size:   0.8rem;
}

/* Post list wrapper */
.post-list {
  border:        1px solid var(--border);
  border-radius: 4px;
  overflow:      hidden;
}

/* ── .doc-page (docs show) ── */
.doc-page {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap:     var(--space-16);
  padding-top: var(--space-12);
}

.doc-page__sidebar {
  position:   sticky;
  top:        calc(var(--nav-height) + var(--space-8));
  align-self: start;
}

.doc-page__content {
  min-width: 0;
  padding-bottom: var(--space-20);
}

.doc-page__title {
  font-size:     1.5rem;
  font-weight:   600;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border);
}

.doc-page__meta {
  font-size:     var(--text-base, 1.05rem);
  color:         var(--text-dim);
  margin-bottom: var(--space-8);
}

@media (max-width: 768px) {
  .doc-page {
    grid-template-columns: 1fr;
  }

  .doc-page__sidebar {
    position: static;
  }

  .post {
    flex-wrap: wrap;
    gap:       var(--space-1) var(--space-8);
  }

  .post__date {
    width:     100%;
    min-width: unset;
  }

  .post__title {
    flex: 1;
  }
}

/* ── .doc-nav (docs sidebar) ── */
.doc-nav__section {
  margin-bottom: var(--space-6);
}

.doc-nav__section-label {
  font-size:      0.68rem;
  font-weight:    500;
  color:          var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom:  var(--space-3);
}

.doc-nav__link {
  display:         block;
  font-size:       0.78rem;
  color:           var(--text-muted);
  text-decoration: none;
  padding:         var(--space-1) 0;
  transition:      color 0.12s;
}

.doc-nav__link:hover {
  color:   var(--text);
  opacity: 1;
}

.doc-nav__link--active {
  color: var(--accent);
}

/* ── .install-block ── */
.install-block {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  gap:             var(--space-4);
  background:      var(--bg-2);
  border:          1px solid var(--border);
  border-radius:   4px;
  padding:         var(--space-4) var(--space-6);
  font-size:       0.8rem;
  color:           var(--text-muted);
}

.install-block__prompt {
  color:        var(--text-dim);
  margin-right: var(--space-2);
  user-select:  none;
}

.install-block__cmd {
  color: var(--text);
}


/* ══════════════════════════════════════════════════════════════════════════
   INTERACTIVE COMPONENTS
   ══════════════════════════════════════════════════════════════════════════ */

/* ── .btn ── */
.btn {
  display:         inline-flex;
  align-items:     center;
  gap:             var(--space-2);
  font-family:     var(--mono);
  font-size:       0.8rem;
  font-weight:     400;
  padding:         0.55rem 1.1rem;
  border-radius:   3px;
  text-decoration: none;
  border:          none;
  cursor:          pointer;
  transition:      opacity 0.12s, border-color 0.12s, color 0.12s;
  line-height:     1;
}

.btn--primary {
  background:  var(--accent);
  color:       #fff;
  font-weight: 500;
}

.btn--primary:hover {
  opacity: 0.85;
}

.btn--ghost {
  background:   transparent;
  border:       1px solid var(--border-2);
  color:        var(--text-muted);
}

.btn--ghost:hover {
  border-color: var(--text-muted);
  color:        var(--text);
  opacity:      1;
}

/* ── .copy-btn ── */
.copy-btn {
  font-family:   var(--mono);
  font-size:     0.7rem;
  color:         var(--text-muted);
  background:    var(--bg-3);
  border:        1px solid var(--border-2);
  padding:       0.25rem 0.6rem;
  border-radius: 2px;
  cursor:        pointer;
  transition:    color 0.12s, border-color 0.12s;
  white-space:   nowrap;
}

.copy-btn:hover {
  color:        var(--text);
  border-color: var(--text-muted);
}

/* ── .badge ── */
.badge {
  display:       inline-flex;
  align-items:   center;
  padding:       0.2rem 0.5rem;
  background:    var(--accent-dim);
  border:        1px solid var(--accent-border);
  border-radius: 2px;
  color:         var(--accent);
  font-size:     0.68rem;
  font-weight:   500;
  white-space:   nowrap;
}


/* ══════════════════════════════════════════════════════════════════════════
   ANIMATIONS
   ══════════════════════════════════════════════════════════════════════════ */

@keyframes fade-up {
  from {
    opacity:   0;
    transform: translateY(16px);
  }
  to {
    opacity:   1;
    transform: translateY(0);
  }
}

/* Apply to hero children via template class attributes */
.anim-fade-up {
  animation: fade-up 0.5s ease forwards;
}

.anim-delay-1 { animation-delay: 0.1s; }
.anim-delay-2 { animation-delay: 0.2s; }
.anim-delay-3 { animation-delay: 0.3s; }
.anim-delay-4 { animation-delay: 0.28s; }
.anim-delay-5 { animation-delay: 0.34s; }

@media (prefers-reduced-motion: reduce) {
  .anim-fade-up {
    animation: none;
  }
}