:root {
  color-scheme: dark;
  --background: #111417;
  --surface: #1c2024;
  --surface-elevated: rgba(32, 33, 36, 0.75);
  --primary: #00dd00;
  --primary-muted: rgba(0, 221, 0, 0.16);
  --accent: #e0d204;
  --text: #f5f8f2;
  --text-subtle: rgba(245, 248, 242, 0.72);
  --border: rgba(0, 221, 0, 0.35);
  --shadow: 0 20px 60px rgba(0, 221, 0, 0.1);
  --header-height: 72px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at top right, rgba(0, 221, 0, 0.1), transparent 55%),
    radial-gradient(circle at bottom left, rgba(224, 210, 4, 0.15), transparent 65%),
    var(--background);
  color: var(--text);
  line-height: 1.6;
}

main {
  display: block;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease, filter 0.2s ease;
}

a:hover,
a:focus {
  color: var(--primary);
  text-decoration: none;
  filter: drop-shadow(0 0 6px rgba(0, 221, 0, 0.35));
}

.text-highlight {
  color: var(--primary);
}

.text-highlight--glow {
  color: var(--primary);
  text-shadow: 0 0 18px rgba(0, 221, 0, 0.45);
}

header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(17, 20, 23, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 221, 0, 0.1);
}

.navbar {
  margin: 0 auto;
  max-width: 1080px;
  padding: 4px clamp(16px, 4vw, 32px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.brand__title {
  margin: 0;
  font-size: clamp(1.25rem, 1.6vw + 1rem, 1.75rem);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand__subtitle {
  margin: 0;
  color: var(--text-subtle);
  font-size: 0.95rem;
}

.navbar__menu {
  display: flex;
  align-items: center;
  gap: 16px;
}

.navbar__list {
  display: flex;
  align-items: center;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.navbar__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.95rem;
  line-height: 1;
  color: var(--primary);
  background: transparent;
  border: 1px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.navbar__link:hover,
.navbar__link:focus {
  border-color: rgba(0, 221, 0, 0.45);
  background: rgba(0, 221, 0, 0.12);
  color: var(--accent);
  outline: none;
  transform: translateY(-1px);
}

.navbar__toggle {
  display: none;
  background: rgba(0, 221, 0, 0.16);
  border: 1px solid rgba(0, 221, 0, 0.35);
  color: var(--text);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.navbar__link--icon {
  padding: 8px;
}

.navbar__close {
  display: none;
}

.hero {
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(20px, 4vw, 60px) clamp(14px, 3vw, 28px) clamp(15px, 4vw, 30px);
  /* padding: clamp(36px, 8vw, 72px) clamp(18px, 3.5vw, 32px) clamp(28px, 6vw, 56px); */
  display: grid;
  gap: clamp(28px, 2vw, 56px);
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.hero--landing {
  position: relative;
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, rgba(9, 32, 16, 0.95), rgba(12, 18, 15, 0.92) 45%, rgba(6, 12, 9, 0.88));
  border: 1px solid rgba(0, 221, 0, 0.22);
  box-shadow: 0 50px 120px rgba(0, 40, 0, 0.45);
  overflow: hidden;
}

.hero--landing::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(0, 221, 0, 0.22), transparent 55%),
    radial-gradient(circle at bottom right, rgba(224, 210, 4, 0.12), transparent 60%);
  pointer-events: none;
  mix-blend-mode: screen;
}

.hero--landing > * {
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border-radius: 999px;
  padding: 10px 28px;
  background: rgba(0, 221, 0, 0.18);
  border: 1px solid rgba(0, 221, 0, 0.4);
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 221, 0, 0.2);
}

.hero__title {
  margin: 0;
  font-size: clamp(2.8rem, 3.4vw + 2rem, 4.5rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.hero__description {
  margin: 0;
  padding-top: 24px;
  border-top: 1px solid rgba(245, 248, 242, 0.12);
  font-size: clamp(1.05rem, 0.55vw + 1rem, 1.28rem);
  color: var(--text-subtle);
  max-width: 720px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button--primary {
  background: linear-gradient(135deg, rgba(0, 221, 0, 0.9), rgba(0, 128, 0, 0.9));
  color: #061106;
  box-shadow: 0 18px 40px rgba(0, 221, 0, 0.25);
}

.button--primary:hover,
.button--primary:focus {
  transform: translateY(-2px);
  box-shadow: 0 24px 50px rgba(0, 221, 0, 0.3);
}

.button--ghost {
  border: 1px solid rgba(0, 221, 0, 0.35);
  color: var(--text);
  background: rgba(0, 221, 0, 0.05);
}

.button--ghost:hover,
.button--ghost:focus {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 221, 0, 0.18);
  border-color: rgba(0, 221, 0, 0.6);
  background: rgba(0, 221, 0, 0.1);
}

.button--warning {
  background: linear-gradient(135deg, rgba(255, 140, 0, 0.92) 0%, rgba(255, 80, 0, 0.88) 100%);
  color: #1a0800;
  box-shadow: 0 8px 24px rgba(255, 140, 0, 0.22);
}

.button--warning:hover,
.button--warning:focus {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(255, 140, 0, 0.38);
}

.section {
  position: relative;
  margin: 0 auto;
  max-width: 1080px;
  padding: clamp(32px, 4vw, 72px) clamp(16px, 3.5vw, 28px);
}

.section__heading {
  margin: 0 0 24px;
  font-size: clamp(1.75rem, 1vw + 1.6rem, 2.4rem);
}

.section__lead {
  margin: 0 0 36px;
  max-width: 720px;
  color: var(--text-subtle);
  font-size: 1.05rem;
}

.grid {
  display: grid;
  gap: clamp(16px, 2.5vw, 28px);
}

.grid--two {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid rgba(0, 221, 0, 0.12);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 2.5vw, 28px);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid transparent;
  transition: border-color 0.3s ease;
  pointer-events: none;
}

.card:hover,
.card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(0, 221, 0, 0.35);
  box-shadow: 0 28px 60px rgba(0, 221, 0, 0.25);
}

.card__title {
  margin: 0;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.card__description {
  margin: 0;
  color: var(--text-subtle);
}

.card__actions {
  margin-top: auto;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.card__actions--center {
  justify-content: center;
  align-items: center;
}

.card--firmware {
  display: grid;
  grid-template-columns: minmax(180px, 250px) 1fr;
  grid-template-areas:
    "image title"
    "image meta"
    "image desc"
    "image readmore"
    "image controls";
  align-items: center;
  gap: 24px;
}

.card--firmware.card--firmware--no-image {
  grid-template-columns: 1fr;
  grid-template-areas:
    "title"
    "meta"
    "desc"
    "controls";
}

.card--firmware__image {
  grid-area: image;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.card--firmware__image img {
  max-width: 250px;
  width: 100%;
  height: auto;
  max-height: 260px;
  object-fit: contain;
  border-radius: 12px;
  border: 1px solid rgba(0, 221, 0, 0.2);
}

.card--firmware__title {
  grid-area: title;
  margin: 0;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.card--firmware__meta {
  grid-area: meta;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 14px;
  font-size: 0.9rem;
  color: rgba(245, 248, 242, 0.78);
}

.card--firmware__desc {
  grid-area: desc;
  position: relative;
}

.card--firmware__desc p {
  margin: 0;
  text-align: justify;
  overflow-wrap: anywhere;
}

.card--firmware__readmore {
  grid-area: readmore;
  justify-self: center;
  margin-top: 4px;
}

.card--firmware__controls {
  grid-area: controls;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: auto;
}

@media (max-width: 760px) {
  .card--firmware {
    grid-template-columns: 1fr;
    grid-template-areas:
      "title"
      "image"
      "desc"
      "readmore"
      "controls";
    gap: 16px;
  }

  .card--firmware.card--firmware--no-image {
    grid-template-areas:
      "title"
      "desc"
      "controls";
  }

  .card--firmware__meta {
    display: none;
  }
}

.tile {
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(0, 221, 0, 0.08);
  border: 1px solid rgba(0, 221, 0, 0.18);
  display: grid;
  gap: 6px;
}

.tile__label {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.tile__value {
  font-size: 1.15rem;
  font-weight: 600;
}

.donation-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.donation-card {
  background: rgba(28, 32, 36, 0.8);
  border: 1px solid rgba(0, 221, 0, 0.2);
  border-radius: var(--radius-md);
  padding: 20px;
  display: grid;
  gap: 12px;
  transition: transform 0.2s ease;
}

.donation-card:hover {
  transform: translateY(-2px);
}

.donation-card strong {
  font-size: 1.1rem;
}

.catalog {
  display: grid;
  gap: 16px;
}

.catalog__controls {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.catalog__search {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background: linear-gradient(135deg, rgba(0, 221, 0, 0.15), rgba(0, 221, 0, 0)) rgba(0, 221, 0, 0.08);
  border: 1px solid rgba(0, 221, 0, 0.35);
  color: var(--text);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  min-width: min(320px, 100%);
  font-size: 0.95rem;
  line-height: 1.2;
  box-shadow: inset 0 0 0 1px rgba(0, 221, 0, 0.18);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

/* Only <select> elements get the dropdown chevron — an <input> using this
   class (search boxes, password fields, ...) isn't a dropdown. */
select.catalog__search {
  padding-right: 44px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%23f5f8f2' d='M0 0h10L5 6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 10px 6px;
}

.catalog__search:focus {
  border-color: rgba(224, 210, 4, 0.8);
  outline: none;
  box-shadow: 0 0 0 2px rgba(224, 210, 4, 0.25);
}

.catalog__search option,
.catalog__search optgroup {
  color: #0b1a0b;
  background: #d9fbd9;
}

.catalog__search optgroup {
  font-weight: 600;
}

.catalog__search::-ms-expand {
  display: none;
}

.catalog__search::-webkit-scrollbar {
  width: 10px;
}

.catalog__search::-webkit-scrollbar-thumb {
  background: rgba(0, 221, 0, 0.35);
  border-radius: 999px;
}

.catalog__search::-webkit-scrollbar-track {
  background: rgba(0, 221, 0, 0.12);
}

.catalog__search--order {
  min-width: 200px;
}

.hero--compact {
  gap: clamp(16px, 4vw, 28px);
}

.hero__header {
  display: grid;
  gap: clamp(16px, 3vw, 24px);
}

.hero__body {
  display: grid;
  gap: clamp(24px, 4vw, 36px);
  grid-template-columns: minmax(0, 1fr) minmax(0, clamp(320px, 32vw, 420px));
  align-items: center;
}

.hero__content {
  display: grid;
  gap: clamp(18px, 3.5vw, 28px);
  max-width: 620px;
}

.hero__media {
  display: flex;
  justify-content: center;
  align-items: center;
  width: clamp(320px, 32vw, 420px);
}

.hero__media img {
  width: min(360px, 100%);
  border-radius: var(--radius-md);
  border: 3px solid rgba(0, 221, 0, 0.55);
  box-shadow: 0 26px 70px rgba(0, 221, 0, 0.25);
}

@media (max-width: 900px) {
  .hero__body {
    grid-template-columns: 1fr;
  }
  .hero__media {
    justify-content: flex-start;
  }
}

.page-home {
  scroll-snap-type: y proximity;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

.page-home main {
  min-height: 100vh;
}

.page-home .hero,
.page-home .section {
  min-height: calc(100vh - var(--header-height));
  scroll-snap-align: start;
  display: grid;
  align-content: center;
}

.page-home .section {
  gap: clamp(20px, 4vw, 32px);
}

.page-home .section__lead,
.page-home .section__heading,
.page-home .grid,
.page-home .donation-grid {
  max-width: 100%;
}

.hero--compact {
  gap: clamp(16px, 4vw, 28px);
}

.section--compact {
  padding-top: clamp(20px, 5vw, 44px);
  padding-bottom: clamp(20px, 5vw, 44px);
}

.card--compact {
  padding: clamp(14px, 1.8vw, 22px);
}

.page-webflasher .hero--compact,
.page-catalog .hero--compact {
  padding-top: clamp(20px, 5vw, 36px);
  padding-bottom: clamp(16px, 4vw, 28px);
}

.page-webflasher .section--compact,
.page-catalog .section--compact {
  padding-top: clamp(18px, 4vw, 36px);
  padding-bottom: clamp(18px, 4vw, 36px);
}

.page-webflasher .summary-bar {
  position: sticky;
  top: calc(var(--header-height) + 8px);
  z-index: 6;
  max-width: 1080px;
  width: 100%;
  margin: 0 auto clamp(16px, 4vw, 28px);
  padding: 0 clamp(16px, 3.5vw, 28px);
  box-sizing: border-box;
}

.tile--summary {
  box-shadow: 0 18px 40px rgba(0, 221, 0, 0.18);
  background: rgba(28, 32, 36, 0.92);
  backdrop-filter: blur(14px);
}

.tile--summary .tile__label {
  letter-spacing: 0.1em;
}

.catalog__list {
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 221, 0, 0.18);
  overflow: hidden;
}

.catalog table {
  width: 100%;
  border-collapse: collapse;
}

.catalog thead {
  background: rgba(0, 221, 0, 0.12);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
}

.catalog th,
.catalog td {
  padding: 16px;
  text-align: left;
}

.catalog tbody tr:nth-child(even) {
  background: rgba(0, 221, 0, 0.05);
}

.catalog__empty {
  padding: 24px;
  text-align: center;
  color: var(--text-subtle);
}

footer {
  padding: 32px clamp(16px, 4vw, 32px) 48px;
  background: rgba(17, 20, 23, 0.92);
  border-top: 1px solid rgba(0, 221, 0, 0.12);
}

.footer__inner {
  margin: 0 auto;
  max-width: 1080px;
  display: grid;
  gap: 8px;
  color: var(--text-subtle);
}

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

main :focus-visible,
header :focus-visible,
footer :focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

@media (max-width: 760px) {
  .navbar__toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    position: relative;
    z-index: 20;
  }

  .navbar__menu {
    position: absolute;
    top: 100%;
    right: 0;
    left: auto;
    bottom: auto;
    margin: 0;
    transform: translateY(-16px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s;
    background: rgba(17, 20, 23, 0.98);
    padding: 48px 24px 24px;
    width: min(320px, 90vw);
    max-height: 80vh;
    overflow-y: auto;
    border-bottom-left-radius: var(--radius-lg);
    border-left: 1px solid rgba(0, 221, 0, 0.2);
    border-bottom: 1px solid rgba(0, 221, 0, 0.2);
    flex-direction: column;
    gap: 16px;
    z-index: 10;
  }

  .navbar__menu.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .navbar__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 8px;
    right: 8px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(0, 221, 0, 0.16);
    border: 1px solid rgba(0, 221, 0, 0.35);
    color: var(--text);
    font-size: 1.3rem;
    line-height: 1;
    cursor: pointer;
  }

  .navbar__list {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    text-align: left;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@supports ((-webkit-backdrop-filter: blur(16px)) or (backdrop-filter: blur(16px))) {
  header {
    backdrop-filter: blur(16px);
  }
}