:root {
  --bg: #f7f7fb;
  --bg-alt: #eef0f7;
  --surface: #ffffff;
  --text: #14161f;
  --muted: #5b6074;
  --border: #e1e4ef;
  --accent: #4f46e5;
  --accent-contrast: #ffffff;
  --accent-soft: #e8e7fd;
  --warn-bg: #fff4e0;
  --warn-text: #7a4a00;
  --shadow: 0 1px 2px rgb(20 22 31 / 6%), 0 8px 24px rgb(20 22 31 / 6%);
  --radius: 16px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #0e1016;
    --bg-alt: #131621;
    --surface: #181b27;
    --text: #eceef7;
    --muted: #9aa0b8;
    --border: #272b3c;
    --accent: #8b87ff;
    --accent-contrast: #0e1016;
    --accent-soft: #24244a;
    --warn-bg: #3a2c10;
    --warn-text: #ffd28a;
    --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 8px 24px rgb(0 0 0 / 35%);
    color-scheme: dark;
  }
}

:root[data-theme='dark'] {
  --bg: #0e1016;
  --bg-alt: #131621;
  --surface: #181b27;
  --text: #eceef7;
  --muted: #9aa0b8;
  --border: #272b3c;
  --accent: #8b87ff;
  --accent-contrast: #0e1016;
  --accent-soft: #24244a;
  --warn-bg: #3a2c10;
  --warn-text: #ffd28a;
  --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 8px 24px rgb(0 0 0 / 35%);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.wrap {
  width: min(1080px, 100% - 32px);
  margin-inline: auto;
}

.muted {
  color: var(--muted);
}

/* ---------- Fejléc ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 60px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--accent);
  color: var(--accent-contrast);
  font-size: 0.9rem;
}

.nav {
  display: flex;
  gap: 4px;
  margin-left: 8px;
}

.nav a {
  padding: 6px 12px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a:hover {
  color: var(--text);
  background: var(--bg-alt);
}

.actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.auth {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
}

.auth .who {
  color: var(--muted);
  max-width: 14ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- Gombok ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.btn:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-contrast);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.88rem;
}

.icon-btn {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

.icon-btn:hover {
  border-color: var(--accent);
}

.icon-moon {
  display: none;
}

:root[data-theme='dark'] .icon-sun {
  display: none;
}

:root[data-theme='dark'] .icon-moon {
  display: block;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .icon-sun {
    display: none;
  }
  :root:not([data-theme='light']) .icon-moon {
    display: block;
  }
}

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

/* ---------- Hero ---------- */
.hero {
  padding: clamp(48px, 10vw, 112px) 0 clamp(32px, 6vw, 64px);
  background: radial-gradient(900px 340px at 15% -10%, var(--accent-soft), transparent 70%);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

h2 {
  margin: 0;
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  letter-spacing: -0.02em;
}

.lead {
  max-width: 56ch;
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 1.1rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- Szekciók ---------- */
.section {
  padding: clamp(40px, 7vw, 80px) 0;
}

.section-alt {
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  margin-bottom: 24px;
}

.section-head p {
  margin: 0;
  font-size: 0.95rem;
}

/* ---------- Kártyák ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  gap: 20px;
}

.card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

a.card {
  text-decoration: none;
}

a.card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
}

.card-img {
  aspect-ratio: 16 / 9;
  width: 100%;
  object-fit: cover;
  background: var(--bg-alt);
}

.card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 10px;
  padding: 18px 20px 20px;
}

.card-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.3;
}

.card-desc {
  flex: 1;
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.badge {
  flex: none;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tags li {
  padding: 2px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.8rem;
}

.card-link {
  color: var(--accent);
  font-size: 0.92rem;
  font-weight: 600;
}

.skeleton {
  min-height: 190px;
  background: linear-gradient(100deg, var(--surface) 30%, var(--bg-alt) 50%, var(--surface) 70%) 0 0 / 200% 100%;
  animation: shimmer 1.4s linear infinite;
}

@keyframes shimmer {
  to {
    background-position: -200% 0;
  }
}

/* ---------- Üres állapot ---------- */
.empty {
  padding: clamp(32px, 6vw, 64px) 20px;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  text-align: center;
}

.empty-art {
  font-size: 2.5rem;
}

.empty h3 {
  margin: 8px 0 4px;
  font-size: 1.3rem;
}

.empty p {
  margin: 0;
}

/* ---------- Értesítő sáv ---------- */
#banner {
  margin-top: 8px;
}

.banner {
  padding: 12px 16px;
  border-radius: 12px;
  background: var(--warn-bg);
  color: var(--warn-text);
  font-size: 0.95rem;
}

/* ---------- Rólam ---------- */
.about {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(24px, 5vw, 56px);
  align-items: start;
}

.about p {
  max-width: 62ch;
  color: var(--muted);
}

.facts {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 20px;
  list-style: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.facts li {
  display: grid;
  gap: 2px;
}

.facts-k {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ---------- Lábléc ---------- */
.footer {
  padding: 28px 0;
  font-size: 0.9rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
}

/* ---------- Reszponzív ---------- */
@media (max-width: 720px) {
  .about {
    grid-template-columns: 1fr;
  }
  .nav {
    display: none;
  }
  .auth .who {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}