/* ============================================================
   Hãng luật sư doanh nghiệp quốc tế — tư vấn M&A & sở hữu trí tuệ
   Design system · minimalist-editorial · anti-footprint ns: nx_th8a
   ============================================================ */

:root {
  color-scheme: dark;

  --bg: #0B0F17;
  --surface: #131A26;
  --surface-2: #1A2230;
  --border: #1E293B;
  --border-strong: #334155;

  --text: #F8FAFC;
  --muted: #94A3B8;
  --muted-2: #64748B;

  --primary: #1E293B;      /* structural blocks, active states */
  --secondary: #475569;    /* deep secondary accents */
  --accent: #94A3B8;       /* badges, eyebrows, highlights */

  /* high-contrast call-to-action derived from text token (#F8FAFC) */
  --cta: #F8FAFC;
  --cta-ink: #0B0F17;
  --cta-hover: #E2E8F0;

  --focus: #94A3B8;

  --radius: 0.75rem;
  --radius-sm: 0.5rem;

  --font-heading: "Cinzel", "Times New Roman", serif;
  --font-body: "Newsreader", Georgia, "Times New Roman", serif;
  --font-ui: "Newsreader", Georgia, serif;

  --shadow-lg: 0 24px 48px -12px rgba(2, 6, 23, 0.55);
  --shadow-md: 0 12px 32px -12px rgba(2, 6, 23, 0.5);

  --container: 76rem;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  overflow-x: clip;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
button { cursor: pointer; background: none; border: none; }

::selection { background: var(--accent); color: var(--bg); }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
  min-width: 0;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.875rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
h4 { font-size: 1.125rem; }

p { max-width: 70ch; }

.eyebrow {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}

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

.section { padding-block: clamp(4rem, 8vw, 7rem); }
.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }

.section-head { max-width: 44rem; }
.section-head.center { margin-inline: auto; text-align: center; display: grid; justify-items: center; }
.section-head .eyebrow { display: inline-block; margin-bottom: 1rem; }
.section-head p { color: var(--muted); margin-top: 1rem; font-size: 1.0625rem; }

/* ---------- Skip link ---------- */
.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  transform: translateY(-300%);
  background: var(--cta);
  color: var(--cta-ink);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  transition: transform 0.2s ease;
}
.skip-link:focus { transform: translateY(0); }

/* Visually hidden (screen-reader only) */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  font-weight: 600;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1;
  padding: 0.875rem 1.75rem; /* horizontal = 2x vertical */
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.15s ease;
}
.btn:active { transform: translateY(1px); }

.btn--primary { background: var(--cta); color: var(--cta-ink); }
.btn--primary:hover { background: var(--cta-hover); }

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

.btn--ghost { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn--ghost:hover { background: var(--surface-2); }

.btn--sm { padding: 0.625rem 1.25rem; font-size: 0.9375rem; }
.btn--block { width: 100%; }

.btn svg { width: 1.1em; height: 1.1em; flex: none; }

/* ============================================================
   Header / navigation
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  min-height: 4.5rem;
}
.brand { display: flex; align-items: center; gap: 0.75rem; margin-right: auto; }
.brand__mark {
  display: grid; place-items: center;
  width: 2.5rem; height: 2.5rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  flex: none;
}
.brand__mark svg { width: 1.35rem; height: 1.35rem; color: var(--accent); }
.brand__text { display: grid; line-height: 1.1; }
.brand__name { font-family: var(--font-heading); font-weight: 600; font-size: 1rem; letter-spacing: 0.01em; }
.brand__tagline { color: var(--muted); font-size: 0.8125rem; }

.site-nav { display: flex; align-items: center; gap: 0.25rem; }
.site-nav__link {
  position: relative;
  padding: 0.625rem 0.875rem;
  color: var(--muted);
  font-size: 0.9375rem;
  border-radius: var(--radius-sm);
  transition: color 0.2s ease;
}
.site-nav__link:hover { color: var(--text); }
.site-nav__link.is-active { color: var(--text); }
.site-nav__link.is-active::after {
  content: "";
  position: absolute; left: 0.875rem; right: 0.875rem; bottom: 0.25rem;
  height: 1px; background: var(--accent);
}

.header-cta { flex: none; }

.menu-toggle {
  display: none;
  place-items: center;
  width: 44px; height: 44px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
}

/* Mobile drawer */
.drawer {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: rgba(2, 6, 23, 0.6);
}
.drawer__panel {
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: min(20rem, 88vw);
  background: var(--surface);
  border-left: 1px solid var(--border);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transform: translateX(100%);
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}
.drawer.is-open .drawer__panel { transform: translateX(0); }
.drawer__link { padding: 0.875rem 1rem; border-radius: var(--radius-sm); color: var(--muted); font-size: 1.0625rem; }
.drawer__link:hover { background: var(--surface-2); color: var(--text); }
.drawer__close { align-self: flex-end; width: 44px; height: 44px; display: grid; place-items: center; }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  padding-block: clamp(4.5rem, 10vw, 8rem);
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.hero__inner { display: grid; gap: clamp(2.5rem, 6vw, 4rem); }
.hero__content { max-width: 52rem; }
.hero__title { margin: 1.25rem 0 1.5rem; }
.hero__subtitle { color: var(--muted); font-size: clamp(1.125rem, 2vw, 1.375rem); max-width: 42rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.875rem; margin-top: 2.25rem; }
.hero__meta {
  display: flex; flex-wrap: wrap; gap: 2rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.hero__stat b { display: block; font-family: var(--font-heading); font-size: 1.5rem; font-weight: 600; }
.hero__stat span { color: var(--muted); font-size: 0.9375rem; }
.hero__figure {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}
.hero__figure img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 16 / 10; }

/* ============================================================
   Feature grid
   ============================================================ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
}
.feature {
  padding: 1.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.feature:hover { border-color: var(--accent); transform: translateY(-4px); }
.feature__icon {
  display: grid; place-items: center;
  width: 2.75rem; height: 2.75rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  color: var(--accent);
}
.feature__icon svg { width: 1.4rem; height: 1.4rem; }
.feature h3 { font-size: 1.25rem; margin-bottom: 0.625rem; }
.feature p { color: var(--muted); font-size: 1rem; }

/* ============================================================
   Cards / showcase
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
}
.card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}
.card:hover { border-color: var(--border-strong); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; border-bottom: 1px solid var(--border); }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s cubic-bezier(0.2, 0, 0, 1); }
.card:hover .card__media img { transform: scale(1.05); }
.card__badge {
  position: absolute; top: 0.875rem; left: 0.875rem;
  z-index: 1;
}
.card__body { display: flex; flex-direction: column; gap: 0.75rem; padding: 1.5rem; flex: 1; }
.card__cat { font-size: 0.8125rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); }
.card__title { font-size: 1.25rem; line-height: 1.3; }
.card__title a::after { content: ""; position: absolute; inset: 0; }
.card__title a { position: static; }
.card { position: relative; }
.card .btn { position: relative; z-index: 1; }
.card__excerpt { color: var(--muted); font-size: 0.96875rem; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card__foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--border); }
.card__price { font-family: var(--font-heading); font-weight: 600; font-size: 1.125rem; }
.card__sku { color: var(--muted-2); font-size: 0.8125rem; }

/* ============================================================
   Badges & pills
   ============================================================ */
.badge {
  display: inline-flex; align-items: center;
  white-space: nowrap;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.375rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--accent);
  background: color-mix(in srgb, var(--surface) 80%, transparent);
}
.badge--success { color: #86EFAC; border-color: #166534; background: color-mix(in srgb, #052e16 60%, transparent); }
.badge--warn { color: #FCD34D; border-color: #854d0e; background: color-mix(in srgb, #422006 60%, transparent); }
.badge--info { color: #93C5FD; border-color: #1e40af; background: color-mix(in srgb, #172554 60%, transparent); }
.badge--danger { color: #FCA5A5; border-color: #991b1b; background: color-mix(in srgb, #450a0a 60%, transparent); }

.pill {
  display: inline-flex; align-items: center;
  white-space: nowrap;
  font-size: 0.9375rem;
  padding: 0.625rem 1.125rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--muted);
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.pill:hover { color: var(--text); }
.pill.is-active { background: var(--cta); color: var(--cta-ink); border-color: var(--cta); }

/* ============================================================
   Testimonials
   ============================================================ */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
}
.testimonial {
  display: flex; flex-direction: column; gap: 1rem;
  padding: 1.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.testimonial__stars { display: flex; gap: 0.2rem; color: var(--accent); }
.testimonial__stars svg { width: 1rem; height: 1rem; }
.testimonial blockquote { color: var(--text); font-size: 1.0625rem; line-height: 1.7; }
.testimonial footer { margin-top: auto; }
.testimonial__name { font-weight: 600; }
.testimonial__role { color: var(--muted); font-size: 0.9375rem; }

/* ============================================================
   FAQ accordion
   ============================================================ */
.accordion { border-top: 1px solid var(--border); margin-top: 2.5rem; }
.accordion__item { border-bottom: 1px solid var(--border); }
.accordion__trigger {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.5rem 0.25rem;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text);
}
.accordion__trigger:hover { color: var(--accent); }
.accordion__icon { flex: none; transition: transform 0.25s ease; color: var(--muted); }
.accordion__icon svg { width: 1.25rem; height: 1.25rem; }
.accordion__item.is-open .accordion__icon { transform: rotate(45deg); }
.accordion__panel { display: none; padding: 0 0.25rem 1.5rem; color: var(--muted); }
.accordion__item.is-open .accordion__panel { display: block; }

/* ============================================================
   Forms
   ============================================================ */
.form-grid { display: grid; gap: 1.25rem; }
.form-grid--2col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.field { display: grid; gap: 0.5rem; }
.field label { font-weight: 600; font-size: 0.9375rem; }
.field__hint { color: var(--muted); font-size: 0.875rem; }
.form-control {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  color: var(--text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-control::placeholder { color: var(--muted-2); }
.form-control:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
textarea.form-control { resize: vertical; min-height: 8.5rem; }
.field--error .form-control { border-color: #F87171; }
.field__error { color: #FCA5A5; font-size: 0.875rem; }
.field__required { color: var(--accent); }

/* ============================================================
   Blog
   ============================================================ */
.article-meta { display: flex; flex-wrap: wrap; gap: 1rem; color: var(--muted); font-size: 0.9375rem; align-items: center; }
.article-meta .dot { color: var(--muted-2); }

.prose { font-size: 1.0625rem; line-height: 1.75; color: var(--text); }
.prose > * + * { margin-top: 1.25rem; }
.prose h2 { font-size: 1.625rem; margin-top: 2.5rem; }
.prose h3 { font-size: 1.25rem; margin-top: 2rem; }
.prose p { color: #E2E8F0; }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.prose ul { list-style: disc; padding-left: 1.5rem; }
.prose ol { list-style: decimal; padding-left: 1.5rem; }
.prose blockquote { border-left: 2px solid var(--accent); padding-left: 1.25rem; color: var(--muted); font-style: italic; }
.prose img { border-radius: var(--radius); border: 1px solid var(--border); }

/* ============================================================
   Breadcrumbs
   ============================================================ */
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 0.5rem; color: var(--muted); font-size: 0.9375rem; }
.breadcrumbs a { color: var(--muted); }
.breadcrumbs a:hover { color: var(--text); }
.breadcrumbs .sep { color: var(--muted-2); }

/* ============================================================
   Specs table
   ============================================================ */
.specs { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.specs__row { display: grid; grid-template-columns: 12rem 1fr; }
.specs__row + .specs__row { border-top: 1px solid var(--border); }
.specs__k { padding: 0.9375rem 1.25rem; background: var(--surface); color: var(--muted); font-size: 0.9375rem; }
.specs__v { padding: 0.9375rem 1.25rem; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer { border-top: 1px solid var(--border); background: var(--surface); }
.site-footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  padding-block: clamp(3rem, 6vw, 4.5rem);
}
.site-footer__brand p { color: var(--muted); margin-top: 1rem; }
.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.25rem;
}
.footer-links { display: grid; gap: 0.625rem; }
.footer-links a { color: var(--text); font-size: 0.96875rem; }
.footer-links a:hover { color: var(--accent); }
.footer-contact { display: grid; gap: 0.75rem; color: var(--muted); font-size: 0.96875rem; }
.footer-contact a { color: var(--text); }
.footer-contact a:hover { color: var(--accent); }
.footer-newsletter { display: grid; gap: 0.75rem; }
.footer-newsletter .inline-form { display: flex; gap: 0.5rem; }
.footer-newsletter .inline-form .form-control { flex: 1; }
.site-footer__bottom {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9375rem;
}
.social-links { display: flex; gap: 0.5rem; }
.social-links a {
  display: grid; place-items: center;
  width: 44px; height: 44px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--muted);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.social-links a:hover { border-color: var(--accent); color: var(--text); }
.social-links svg { width: 1.15rem; height: 1.15rem; }

/* ============================================================
   Toast / flash
   ============================================================ */
.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  display: flex; align-items: center; gap: 0.75rem;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  max-width: min(92vw, 34rem);
}
.toast svg { width: 1.25rem; height: 1.25rem; color: #86EFAC; flex: none; }

/* ============================================================
   Modal (quick view)
   ============================================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 250;
  display: grid;
  place-items: center;
  padding: 1.25rem;
  background: rgba(2, 6, 23, 0.72);
}
.modal__dialog {
  width: min(42rem, 100%);
  max-height: 88vh;
  overflow: auto;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
.modal__head { display: flex; align-items: center; justify-content: space-between; padding: 1.5rem; border-bottom: 1px solid var(--border); }
.modal__close { width: 44px; height: 44px; display: grid; place-items: center; color: var(--muted); }
.modal__body { display: grid; gap: 1.5rem; padding: 1.5rem; }
@media (min-width: 640px) {
  .modal__body { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   Admin
   ============================================================ */
.admin {
  display: grid;
  grid-template-columns: 15rem 1fr;
  min-height: 100vh;
}
.admin__side {
  position: sticky;
  top: 0;
  height: 100vh;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.admin__side .brand { margin-bottom: 1.5rem; }
.admin__link {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.96875rem;
}
.admin__link:hover { background: var(--surface-2); color: var(--text); }
.admin__link.is-active { background: var(--surface-2); color: var(--text); }
.admin__link svg { width: 1.2rem; height: 1.2rem; flex: none; }
.admin__main { padding: 2rem clamp(1.25rem, 4vw, 2.5rem); display: grid; gap: 2rem; align-content: start; }

.stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.25rem; }
.stat-card { padding: 1.5rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.stat-card__label { color: var(--muted); font-size: 0.9375rem; }
.stat-card__value { font-family: var(--font-heading); font-size: 2rem; font-weight: 600; margin-top: 0.5rem; }

.panel { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.panel__head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--border); }
.panel__title { font-family: var(--font-heading); font-size: 1.125rem; font-weight: 600; }

.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.table th {
  text-align: left;
  padding: 0.875rem 1.5rem;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.table td { padding: 1rem 1.5rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tr:last-child td { border-bottom: none; }
.table .actions { display: flex; gap: 0.5rem; justify-content: flex-end; }

.icon-btn {
  display: inline-grid; place-items: center;
  width: 40px; height: 40px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--muted);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.icon-btn:hover { border-color: var(--accent); color: var(--text); }
.icon-btn--danger:hover { border-color: #F87171; color: #FCA5A5; }
.icon-btn svg { width: 1.1rem; height: 1.1rem; }

.filter-bar { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; padding: 1.25rem 1.5rem; }

/* ============================================================
   Utility
   ============================================================ */
.text-muted { color: var(--muted); }
.text-accent { color: var(--accent); }
.stack { display: grid; gap: 1rem; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.wrap { flex-wrap: wrap; }
.price-free { color: var(--accent); font-style: italic; font-family: var(--font-body); font-weight: 400; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .feature-grid, .card-grid, .testimonial-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__top { grid-template-columns: 1fr 1fr; }
  .site-nav { display: none; }
  .header-cta { display: none; }
  .menu-toggle { display: grid; }
  .admin { grid-template-columns: 1fr; }
  .admin__side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; }
  .admin__side .brand { margin-bottom: 0; }
}

@media (max-width: 640px) {
  .feature-grid, .card-grid, .testimonial-grid, .stat-grid { grid-template-columns: 1fr; }
  .section-head.center { justify-items: start; text-align: left; }
  .form-grid--2col { grid-template-columns: 1fr; }
  .site-footer__top { grid-template-columns: 1fr; gap: 2rem; }
  .footer-newsletter .inline-form { flex-direction: column; }
  .specs__row { grid-template-columns: 1fr; }
  .specs__k { border-bottom: 1px solid var(--border); }
  .hero__actions .btn { width: 100%; }
  .hero__meta { gap: 1.5rem; }
}

/* ============================================================
   Motion & accessibility
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .card:hover .card__media img { transform: none; }
  .feature:hover, .card:hover { transform: none; }
}

/* Alpine helper */
[x-cloak] { display: none !important; }