/* ==========================================================================
   RoboFutur — design system
   Dark + neon accent. Mobile-first. Logical properties (RTL-ready). System
   fonts (no external font = no CLS, no blocking request).
   ========================================================================== */

:root {
  --bg: #0a0d14;
  --bg-elev: #121722;
  --bg-elev-2: #1a2130;
  --border: #232b3b;
  --text: #e7ecf3;
  --text-dim: #9aa6b8;
  --text-faint: #6b7688;
  --accent: #2ff3c8;          /* neon teal */
  --accent-2: #6c8cff;        /* electric blue */
  --accent-ink: #04211c;
  --danger: #ff6b6b;
  --warn: #ffd166;

  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1140px;
  --readw: 720px;
  --gap: clamp(1rem, 2.5vw, 1.75rem);

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    "Noto Sans", "Noto Sans Arabic", sans-serif;
  --shadow: 0 10px 30px -12px rgba(0, 0, 0, 0.6);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 17px;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
[dir="rtl"] body { line-height: 1.85; }

img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; letter-spacing: -0.01em; }
h1 { font-size: clamp(1.9rem, 4.5vw, 3rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: 1.25rem; }

.container { max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2rem); }
.readable { max-width: var(--readw); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip-link {
  position: absolute; inset-block-start: -60px; inset-inline-start: 1rem; z-index: 200;
  background: var(--accent); color: var(--accent-ink); padding: .6rem 1rem; border-radius: 0 0 8px 8px;
  transition: inset-block-start .2s;
}
.skip-link:focus { inset-block-start: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem; justify-content: center;
  padding: .7rem 1.15rem; border-radius: 999px; font-weight: 600; font-size: .95rem;
  border: 1px solid var(--border); background: var(--bg-elev-2); color: var(--text);
  cursor: pointer; transition: transform .12s ease, background .2s, border-color .2s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn--accent { background: var(--accent); color: var(--accent-ink); border-color: transparent; }
.btn--ghost { background: transparent; }
.btn--block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; inset-block-start: 0; z-index: 100;
  background: rgba(10, 13, 20, 0.82); backdrop-filter: blur(10px);
  border-block-end: 1px solid var(--border);
}
.site-header__inner { display: flex; align-items: center; gap: 1rem; min-height: 62px; max-width: 1320px; }
.brand { display: inline-flex; align-items: center; gap: .55rem; font-weight: 800; font-size: 1.15rem; color: var(--text); letter-spacing: -0.02em; white-space: nowrap; }
.brand:hover { text-decoration: none; }
.brand__logo { width: 38px; height: 38px; border-radius: 50%; object-fit: cover; }
.brand__dot { color: var(--accent); }

.site-nav__links { display: flex; align-items: center; gap: .15rem; margin-inline-start: auto; flex-wrap: nowrap; }
.site-nav__links a { color: var(--text-dim); padding: .45rem .6rem; border-radius: 8px; font-size: .9rem; font-weight: 500; white-space: nowrap; }
.site-nav__links a:hover { color: var(--text); background: var(--bg-elev); text-decoration: none; }
.site-nav__controls { display: flex; align-items: center; gap: .4rem; }
.nav-toggle { display: none; background: var(--bg-elev-2); border: 1px solid var(--border); color: var(--text); width: 42px; height: 40px; border-radius: 10px; font-size: 1.2rem; cursor: pointer; }

@media (max-width: 1180px) {
  .site-nav__controls { margin-inline-start: auto; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .site-nav__links {
    position: absolute; inset-inline: 0; inset-block-start: 100%;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg-elev-2); border-block: 1px solid var(--border);
    padding: .5rem; margin: 0; display: none; box-shadow: var(--shadow);
  }
  .site-nav__links.open { display: flex; }
  .site-nav__links a { padding: .8rem .9rem; font-size: 1rem; border-radius: 8px; }
  .site-header__inner { position: relative; flex-wrap: wrap; }
}

/* Language switcher */
.lang-switcher { position: relative; }
.lang-switcher__btn { display: inline-flex; align-items: center; gap: .35rem; }
.lang-switcher__menu {
  position: absolute; inset-block-start: calc(100% + 6px); inset-inline-end: 0;
  background: var(--bg-elev-2); border: 1px solid var(--border); border-radius: 10px;
  padding: .35rem; min-width: 160px; box-shadow: var(--shadow); display: none; max-height: 60vh; overflow: auto;
}
.lang-switcher[open] .lang-switcher__menu, .lang-switcher.open .lang-switcher__menu { display: block; }
.lang-switcher__menu a { display: block; padding: .45rem .6rem; border-radius: 7px; color: var(--text-dim); font-size: .9rem; }
.lang-switcher__menu a:hover, .lang-switcher__menu a[aria-current="true"] { background: var(--bg-elev); color: var(--text); text-decoration: none; }

/* ---------- Hero ---------- */
.hero { padding-block: clamp(2.5rem, 7vw, 5rem); position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(60% 60% at 80% 0%, rgba(47, 243, 200, 0.10), transparent 60%),
    radial-gradient(50% 50% at 0% 20%, rgba(108, 140, 255, 0.10), transparent 60%);
}
.hero__inner { display: grid; grid-template-columns: minmax(0, .85fr) minmax(340px, 1.15fr); align-items: center; gap: clamp(1.5rem, 4vw, 3rem); }
.hero__content { position: relative; z-index: 1; min-width: 0; }
.hero__media { min-width: 0; margin: 0; aspect-ratio: 16 / 9; overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero h1 { max-width: 15ch; }
.hero p { color: var(--text-dim); font-size: 1.15rem; max-width: 55ch; margin-block: 1rem 1.6rem; }
.eyebrow { display: inline-block; font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; color: var(--accent); font-weight: 700; }

/* ---------- Grid / cards ---------- */
.section { padding-block: clamp(2rem, 5vw, 3.5rem); }
.section__head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-block-end: 1.4rem; flex-wrap: wrap; }
.section__head h2 { margin: 0; }
.grid { display: grid; gap: var(--gap); }
.grid--cards { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.grid--cats { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

.card {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column; transition: border-color .2s, transform .15s;
}
.card:hover { border-color: #33405a; transform: translateY(-2px); }
.card a { color: inherit; }
.card__media {
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(.25rem, .8vw, .45rem);
  background: #070b12;
  border-block-end: 1px solid var(--border);
  overflow: hidden;
}
.card__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  border-radius: 6px;
}
.card__body { padding: 1rem 1.1rem 1.2rem; display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.card__cat { font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; color: var(--accent); font-weight: 700; }
.card__title { font-size: 1.08rem; margin: 0; }
.card__title a:hover { color: var(--accent); text-decoration: none; }
.card__excerpt { color: var(--text-dim); font-size: .92rem; margin: 0; }
.card__meta { color: var(--text-faint); font-size: .8rem; margin-block-start: auto; display: flex; gap: .6rem; }

.badge-type { font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; padding: .15rem .5rem; border-radius: 999px; border: 1px solid var(--border); color: var(--text-dim); }
.badge-type--guide { color: var(--accent-ink); background: var(--accent); border-color: transparent; }

/* Category tile */
.cat-tile {
  display: flex; flex-direction: column; border-radius: var(--radius); overflow: hidden;
  background: var(--bg-elev); border: 1px solid var(--border); transition: border-color .2s, transform .15s;
}
.cat-tile:hover { border-color: var(--accent); transform: translateY(-2px); text-decoration: none; }
.cat-tile__media { display: block; aspect-ratio: 3 / 2; overflow: hidden; background: var(--bg-elev-2); }
.cat-tile__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.cat-tile:hover .cat-tile__media img { transform: scale(1.025); }
.cat-tile__body { display: flex; flex-direction: column; gap: .4rem; padding: 1rem 1.2rem 1.2rem; }
.cat-tile__icon { font-size: 1.8rem; }
.cat-tile__title { font-weight: 700; color: var(--text); }
.cat-tile__desc { color: var(--text-dim); font-size: .88rem; }

/* ---------- Article ---------- */
.article-head { padding-block: clamp(1.5rem, 4vw, 2.5rem) 1rem; }
.article-head h1 { margin-block: .5rem; }
.article-meta { color: var(--text-faint); font-size: .9rem; display: flex; flex-wrap: wrap; gap: .4rem .9rem; align-items: center; }
.article-hero {
  aspect-ratio: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #070b12;
  margin-block: 1.2rem;
  margin-inline: 0;
  width: 100%;
  box-shadow: var(--shadow);
}
.article-hero img {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center;
}
.article-hero__zoom {
  display: block;
  background: #070b12;
  cursor: zoom-in;
}
.article-hero__zoom:hover img { opacity: .96; }
.article-hero__zoom:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: -3px;
}
.article-hero--natural { aspect-ratio: auto; }
.article-hero--natural img { height: auto; object-fit: contain; }
.article-hero figcaption { padding: .65rem .9rem; color: var(--text-muted); font-size: .8rem; line-height: 1.45; background: var(--bg-elev-2); border-block-start: 1px solid var(--border); }
.category-hero { aspect-ratio: auto; overflow: hidden; margin: 1.2rem 0 1.8rem; border: 1px solid var(--border); border-radius: var(--radius); background: #070b12; box-shadow: var(--shadow); }
.category-hero img { width: 100%; height: auto; object-fit: contain; object-position: center; }
.prose { font-size: 1.06rem; }
.prose > * + * { margin-block-start: 1.15rem; }
.prose h2 { margin-block-start: 2.2rem; }
.prose h3 { margin-block-start: 1.6rem; }
.prose a { text-decoration: underline; text-underline-offset: 2px; }
.prose ul, .prose ol { padding-inline-start: 1.3rem; }
.prose blockquote {
  margin: 0; padding-inline-start: 1rem; border-inline-start: 3px solid var(--accent);
  color: var(--text-dim); font-style: italic;
}
.prose img {
  width: auto;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center;
  border-radius: var(--radius-sm);
  margin-block: 1.2rem;
  margin-inline: auto;
}

/* Method / verification box */
.method-box {
  background: linear-gradient(180deg, rgba(47,243,200,.06), transparent);
  border: 1px solid var(--border); border-inline-start: 3px solid var(--accent);
  border-radius: var(--radius-sm); padding: 1rem 1.2rem; margin-block: 1.6rem;
}
.method-box h3 { margin: 0 0 .4rem; font-size: 1rem; color: var(--accent); }
.method-box p { margin: 0; color: var(--text-dim); font-size: .95rem; }

/* Sources */
.sources { border-block-start: 1px solid var(--border); margin-block-start: 2rem; padding-block-start: 1.2rem; }
.sources h3 { font-size: 1rem; }
.sources ol { margin: .6rem 0 0; padding-inline-start: 1.2rem; color: var(--text-dim); font-size: .9rem; }
.sources li { margin-block-end: .35rem; }

/* Draft review banner */
.todo-banner {
  background: rgba(255, 209, 102, 0.10); border: 1px dashed var(--warn); color: var(--warn);
  padding: .7rem 1rem; border-radius: var(--radius-sm); font-size: .85rem; margin-block: 1rem;
}

/* Share */
.share { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; margin-block: 1.5rem; }
.share a { display: inline-flex; width: 40px; height: 40px; align-items: center; justify-content: center; border-radius: 50%; border: 1px solid var(--border); color: var(--text-dim); font-size: 1rem; }
.share a:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

/* ---------- Product block (affiliate) ---------- */
.product-block {
  display: flex; gap: 1rem; align-items: flex-start;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1rem; margin-block: 1.6rem;
}
.product-block__media { flex: 0 0 auto; }
.product-block__media img { width: 120px; height: 120px; object-fit: contain; border-radius: var(--radius-sm); background: var(--bg-elev-2); }
.product-block__body { display: flex; flex-direction: column; gap: .45rem; flex: 1; min-width: 0; }
.pb__badge { align-self: flex-start; font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; padding: .15rem .55rem; border-radius: 999px; background: var(--accent); color: var(--accent-ink); }
.pb__title { margin: 0; font-size: 1.1rem; }
.pb__desc { margin: 0; color: var(--text-dim); font-size: .92rem; }
.pb__price { color: var(--text); font-size: .95rem; }
.pb__cta { align-self: flex-start; margin-block-start: .3rem; }
.pb__disclosure { color: var(--text-faint); font-size: .72rem; }

/* Affiliate disclosure block */
.disclosure-note {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: .8rem 1rem; font-size: .82rem; color: var(--text-faint); margin-block: 1.2rem;
}

/* ---------- Ad slot ---------- */
.ad-slot {
  display: flex; align-items: center; justify-content: center; position: relative;
  background: repeating-linear-gradient(45deg, var(--bg-elev), var(--bg-elev) 10px, var(--bg-elev-2) 10px, var(--bg-elev-2) 20px);
  border: 1px solid var(--border); border-radius: var(--radius-sm); margin-block: 1.8rem; color: var(--text-faint);
}
.ad-slot__label { font-size: .7rem; text-transform: uppercase; letter-spacing: .15em; }

/* ---------- Newsletter ---------- */
.newsletter {
  background: linear-gradient(135deg, var(--bg-elev-2), var(--bg-elev));
  border: 1px solid var(--border); border-radius: var(--radius); padding: clamp(1.4rem, 4vw, 2.2rem); margin-block: 2rem;
}
.newsletter h3 { margin: 0 0 .3rem; font-size: 1.4rem; }
.newsletter p { margin: 0 0 1rem; color: var(--text-dim); }
.newsletter__hook { display: inline-block; font-size: .82rem; color: var(--accent); font-weight: 600; margin-block-end: .8rem; }
.newsletter form { display: grid; grid-template-columns: minmax(220px, 1fr) auto; gap: .6rem; }
.newsletter input[type="email"] {
  flex: 1; min-width: 220px; padding: .75rem 1rem; border-radius: 999px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); font-size: 1rem;
}
.newsletter input[type="email"]:focus { outline: 2px solid var(--accent); border-color: transparent; }
.newsletter__consent { grid-column: 1 / -1; display: flex; gap: .5rem; align-items: flex-start; margin-block-start: .25rem; color: var(--text-faint); font-size: .8rem; }
.newsletter__msg { margin-block-start: .7rem; font-size: .88rem; color: var(--accent); }

/* ---------- Trust & editorial pages ---------- */
.trust-page__intro { color: var(--text-dim); font-size: 1.12rem; max-width: 62ch; }
.author-box {
  display: grid; grid-template-columns: 64px 1fr; gap: 1rem; align-items: start;
  margin-block: 2rem; padding: 1.1rem; border: 1px solid var(--border);
  border-radius: var(--radius); background: var(--bg-elev);
}
.author-box img { width: 64px; height: 64px; border-radius: 16px; }
.author-box strong { color: var(--text); }
.author-box p { margin: .35rem 0 .6rem; color: var(--text-dim); font-size: .9rem; }
.author-box__links { display: flex; gap: .8rem; flex-wrap: wrap; font-size: .84rem; }
.contact-form { display: grid; gap: 1rem; margin-block: 1.5rem; }
.contact-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-form label { display: grid; gap: .4rem; color: var(--text-dim); font-size: .9rem; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; padding: .75rem .85rem; border: 1px solid var(--border);
  border-radius: var(--radius-sm); background: var(--bg); color: var(--text); font: inherit;
}
.contact-form textarea { min-height: 170px; resize: vertical; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }
.contact-form__consent { display: flex !important; grid-template-columns: auto 1fr; align-items: start; }
.contact-form__consent input { width: auto; margin-block-start: .2rem; }
.contact-form .btn { justify-self: start; }

/* ---------- Social CTA ---------- */
.social-cta { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; }
.social-cta a { display: inline-flex; align-items: center; gap: .4rem; padding: .5rem .85rem; border-radius: 999px; border: 1px solid var(--border); color: var(--text-dim); font-size: .85rem; font-weight: 600; }
.social-cta a:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

/* ---------- Breadcrumb ---------- */
.breadcrumb { font-size: .82rem; color: var(--text-faint); padding-block: .8rem; display: flex; gap: .4rem; flex-wrap: wrap; }
.breadcrumb a { color: var(--text-dim); }
.breadcrumb span[aria-current] { color: var(--text); }

/* ---------- Guide extras ---------- */
.guide-verdict { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-block: 1.6rem; }
.guide-verdict > div { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 1rem; }
.guide-verdict h4 { margin: 0 0 .5rem; font-size: .95rem; }
.guide-verdict ul { margin: 0; padding-inline-start: 1.1rem; color: var(--text-dim); font-size: .9rem; }
.pros h4 { color: var(--accent); }
.cons h4 { color: var(--danger); }
.rating { font-weight: 800; color: var(--accent); font-size: 1.1rem; }

/* ---------- Footer ---------- */
.site-footer { border-block-start: 1px solid var(--border); margin-block-start: 3rem; background: var(--bg-elev); }
.site-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; padding-block: 2.5rem; }
.site-footer h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--text-faint); margin: 0 0 .8rem; }
.site-footer a { color: var(--text-dim); font-size: .92rem; display: block; padding-block: .2rem; }
.site-footer a:hover { color: var(--accent); text-decoration: none; }
.site-footer__brand p { color: var(--text-dim); font-size: .92rem; max-width: 40ch; }
.site-footer__bottom { border-block-start: 1px solid var(--border); padding-block: 1.2rem; color: var(--text-faint); font-size: .82rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }

/* ---------- Consent banner ---------- */
.consent {
  position: fixed; inset-inline: 1rem; inset-block-end: 1rem; z-index: 300; max-width: 460px; margin-inline: auto;
  background: var(--bg-elev-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.1rem 1.2rem;
  box-shadow: var(--shadow); display: none;
}
.consent.show { display: block; }
.consent h4 { margin: 0 0 .4rem; font-size: 1rem; }
.consent p { margin: 0 0 .9rem; color: var(--text-dim); font-size: .88rem; }
.consent__actions { display: flex; gap: .5rem; flex-wrap: wrap; }
.consent a { font-size: .8rem; color: var(--text-faint); align-self: center; }

/* ---------- Utilities ---------- */
.tag-pill { display: inline-block; font-size: .78rem; padding: .2rem .6rem; border-radius: 999px; border: 1px solid var(--border); color: var(--text-dim); }
.muted { color: var(--text-dim); }
.center { text-align: center; }
.mt-2 { margin-block-start: 2rem; }

/* ---------- Responsive ---------- */
@media (max-width: 780px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__media { order: -1; }
  .site-footer__grid { grid-template-columns: 1fr; gap: 1.4rem; }
  .guide-verdict { grid-template-columns: 1fr; }
  .product-block { flex-direction: column; }
  .product-block__media img { width: 100%; height: 200px; }
  .newsletter form, .contact-form__row { grid-template-columns: 1fr; }
  .newsletter form .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}