:root {
  --bg: #0a0a0a;
  --bg-alt: #121212;
  --bg-card: #161616;
  --border: #262626;
  --accent: #b4ff00;
  --accent-dim: rgba(180, 255, 0, 0.12);
  --text: #f2f2f2;
  --text-dim: #9a9a9a;
  --text-dimmer: #6b6b6b;
  --radius: 16px;
  --ff-head: 'Space Grotesk', sans-serif;
  --ff-body: 'Inter', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--ff-body);
  line-height: 1.5;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  color: var(--accent);
  font-family: var(--ff-head);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-title {
  font-family: var(--ff-head);
  font-weight: 700;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: -0.01em;
}

.section-head { margin-bottom: 40px; }

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: 999px;
  background: var(--accent-dim);
  border: 1px solid rgba(180, 255, 0, 0.35);
  color: var(--accent);
  font-family: var(--ff-head);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge-solid {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--accent);
  color: #0a0a0a;
  border: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--ff-head);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 26px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.btn-primary {
  background: var(--accent);
  color: #0a0a0a;
  box-shadow: 0 0 0 rgba(180, 255, 0, 0);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(180, 255, 0, 0.35);
}

.btn-primary svg { transition: transform 0.25s ease; }
.btn-primary:hover svg { transform: translateX(3px); }

/* NAVBAR */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(10, 10, 10, 0.75);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: inline-flex;
  align-items: center;
  font-family: var(--ff-head);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}

.logo span { color: var(--accent); }

.logo img {
  height: 40px;
  width: auto;
  display: block;
}

.footer-brand .logo img { height: 52px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  font-family: var(--ff-head);
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--text-dim);
  padding: 9px 18px;
  border-radius: 999px;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-link:hover { color: var(--text); }

.nav-link.active {
  background: var(--accent);
  color: #0a0a0a;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* HERO */
.hero {
  position: relative;
  padding: 160px 0 100px;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(180, 255, 0, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(180, 255, 0, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, black 30%, transparent 100%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero-title {
  font-family: var(--ff-head);
  font-weight: 700;
  font-size: clamp(2.3rem, 4.4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 20px 0 22px;
}

.hero-sub {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 480px;
  margin-bottom: 32px;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.tag {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 7px 14px;
  border-radius: 999px;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.tag:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

.featured-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  display: block;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.featured-card:hover {
  transform: translateY(-6px);
  border-color: rgba(180, 255, 0, 0.4);
  box-shadow: 0 0 50px rgba(180, 255, 0, 0.18);
}

.featured-img {
  position: relative;
  border-radius: calc(var(--radius) - 6px);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: 0 0 40px rgba(180, 255, 0, 0.15);
}

.featured-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.featured-card:hover .featured-img img { transform: scale(1.05); }

.featured-title {
  font-family: var(--ff-head);
  font-weight: 600;
  font-size: 1.2rem;
  margin: 18px 6px 8px;
  line-height: 1.3;
}

.featured-meta {
  color: var(--text-dimmer);
  font-size: 0.85rem;
  margin: 0 6px 4px;
}

/* ARTICLE / CATEGORY CARDS */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  transform: translateY(-6px);
  border-color: rgba(180, 255, 0, 0.35);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(180, 255, 0, 0.1);
}

.article-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.article-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.article-card:hover .article-img img { transform: scale(1.08); }

.article-body { padding: 20px; }

.article-category {
  display: inline-block;
  color: var(--accent);
  font-family: var(--ff-head);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.article-title {
  font-family: var(--ff-head);
  font-weight: 600;
  font-size: 1.1rem;
  line-height: 1.35;
  margin-bottom: 12px;
}

.article-date {
  color: var(--text-dimmer);
  font-size: 0.82rem;
}

/* FILTER BAR */
.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.filter-btn {
  font-family: var(--ff-head);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text-dim);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 10px 20px;
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.filter-btn:hover { color: var(--text); border-color: rgba(180,255,0,0.3); }

.filter-btn.active {
  background: var(--accent);
  color: #0a0a0a;
  border-color: var(--accent);
}

.article-card.hidden { display: none; }

/* NEWSLETTER */
.newsletter {
  margin: 60px 0;
}

.newsletter-inner {
  background: linear-gradient(135deg, var(--bg-card), #101a00);
  border: 1px solid rgba(180, 255, 0, 0.25);
  border-radius: 24px;
  padding: 56px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 32px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.newsletter-inner::before {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  background: var(--accent);
  opacity: 0.12;
  filter: blur(120px);
  right: -100px;
  top: -100px;
  border-radius: 50%;
  pointer-events: none;
}

.newsletter-sub { color: var(--text-dim); margin-top: 10px; }

.newsletter-form {
  display: flex;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.newsletter-form input {
  flex: 1;
  background: #0a0a0a;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 14px 20px;
  color: var(--text);
  font-family: var(--ff-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.newsletter-form input:focus { border-color: var(--accent); }

.newsletter-status {
  grid-column: 1 / -1;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 500;
  min-height: 1.2em;
  position: relative;
  z-index: 1;
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 0;
  margin-top: 40px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
  padding-bottom: 40px;
}

.footer-brand p {
  color: var(--text-dimmer);
  margin-top: 12px;
  max-width: 260px;
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-dim);
  font-size: 0.92rem;
  transition: color 0.2s ease;
}

.footer-links a:hover { color: var(--accent); }

.footer-socials {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.footer-socials a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  font-family: var(--ff-head);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-dim);
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.footer-socials a:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 22px 0;
  text-align: center;
  color: var(--text-dimmer);
  font-size: 0.85rem;
}

/* RESPONSIVE */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .newsletter-inner { grid-template-columns: 1fr; padding: 40px 28px; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(10, 10, 10, 0.98);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px 24px;
    gap: 4px;
    transform: translateY(-120%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; }
  .nav-link { display: block; text-align: center; padding: 12px; }
  .hero { padding: 130px 0 70px; }
  .cards-grid { grid-template-columns: 1fr; }
  .newsletter-form { flex-direction: column; }
  .footer-inner { flex-direction: column; }
}

/* ARTICLE PAGE */
.article-card { color: inherit; }
.empty-state { color: var(--text-dim); padding: 40px 0; grid-column: 1 / -1; }
.article-page { max-width: 760px; padding-top: 120px; padding-bottom: 80px; min-height: 70vh; }
.article-h1 {
  font-family: var(--ff-head); font-weight: 700; letter-spacing: -0.02em;
  font-size: clamp(2rem, 4.5vw, 3rem); line-height: 1.1; margin: 8px 0 14px;
}
.article-cover {
  width: 100%; border-radius: var(--radius); margin: 28px 0; aspect-ratio: 16 / 9; object-fit: cover;
  box-shadow: 0 0 50px rgba(180, 255, 0, 0.15);
}
.article-content { font-size: 1.08rem; line-height: 1.75; color: #dcdcdc; }
.article-content h2 { font: 700 1.7rem var(--ff-head); margin: 1.6em 0 0.5em; color: var(--text); }
.article-content h3 { font: 600 1.3rem var(--ff-head); margin: 1.4em 0 0.4em; color: var(--text); }
.article-content h4 { font: 600 1.1rem var(--ff-head); margin: 1.2em 0 0.4em; color: var(--text); }
.article-content p, .article-content ul, .article-content ol, .article-content blockquote, .article-content pre { margin: 0 0 1.2em; }
.article-content ul, .article-content ol { padding-left: 1.4em; }
.article-content a { color: var(--accent); text-decoration: underline; }
.article-content img { max-width: 100%; border-radius: 12px; margin: 0.6em 0; }
.article-content blockquote { border-left: 3px solid var(--accent); padding-left: 18px; color: var(--text-dim); }
.article-content code { background: #1e1e1e; padding: 2px 6px; border-radius: 5px; font-size: 0.9em; }
.article-content pre { background: #0d0d0d; border: 1px solid var(--border); border-radius: 10px; padding: 16px; overflow: auto; }
.article-content pre code { background: none; padding: 0; }
.article-content hr { border: none; border-top: 1px solid var(--border); margin: 2em 0; }

[hidden] { display: none !important; }
.article-content ul { list-style: disc; }
.article-content ol { list-style: decimal; }

.cover-credit { color: var(--text-dimmer); font-size: 0.78rem; margin: -18px 0 26px; text-align: right; }