/* ==========================================================================
   VishwaYathri: dark retro-futuristic gadget discovery
   ========================================================================== */
:root {
  --bg: #0b0d12;
  --bg-2: #11141b;
  --card: #1a1d25;
  --card-border: rgba(255, 255, 255, 0.07);
  --text: #e9edf3;
  --muted: #9aa3b2;
  --cyan: #22e5ff;
  --pink: #ff2fb3;
  --media-bg: #ffffff; /* matches the white backgrounds of store product photos */
  --radius: 16px;
  --gutter: clamp(12px, 3vw, 24px);
  --font-display: "Orbitron", "Eurostile", "Arial Black", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  background-image: radial-gradient(ellipse 80% 50% at 50% -10%, rgba(34, 229, 255, 0.12), transparent 70%),
    radial-gradient(ellipse 60% 40% at 50% 110%, rgba(255, 47, 179, 0.08), transparent 70%);
  color: var(--text);
  font: 400 16px/1.5 var(--font-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
[hidden] { display: none !important; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link { position: absolute; left: -999px; top: 8px; z-index: 10; background: var(--cyan); color: #000; padding: 8px 12px; border-radius: 8px; }
.skip-link:focus { left: 8px; }

/* Technical grid backdrop */
.bg-grid {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(34, 229, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 229, 255, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, #000 0%, rgba(0, 0, 0, 0.5) 45%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, rgba(0, 0, 0, 0.5) 45%, transparent 100%);
}

.container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 var(--gutter); }

/* ---------------- Header ---------------- */
.site-header {
  text-align: center;
  padding: clamp(24px, 5vw, 48px) var(--gutter) clamp(20px, 4vw, 36px);
  display: flex; flex-direction: column; align-items: center; gap: clamp(10px, 2vw, 16px);
}

.social { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.social__link {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px;
  color: var(--text); background: rgba(255, 255, 255, 0.04); border: 1px solid var(--card-border);
  transition: color .2s, border-color .2s, box-shadow .2s, transform .2s;
}
.social__link svg { width: 20px; height: 20px; }
.social__link:hover, .social__link:focus-visible { color: var(--cyan); border-color: rgba(34, 229, 255, .5); box-shadow: 0 0 14px rgba(34, 229, 255, .35); transform: translateY(-2px); outline: none; }
.social__link--youtube:hover { color: #ff3b3b; border-color: rgba(255, 59, 59, .5); box-shadow: 0 0 14px rgba(255, 59, 59, .35); }
.social__link--instagram:hover { color: var(--pink); border-color: rgba(255, 47, 179, .5); box-shadow: 0 0 14px rgba(255, 47, 179, .35); }
.social--compact .social__link { width: 38px; height: 38px; }
.social--compact .social__link svg { width: 17px; height: 17px; }

.logo {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.6rem, 7.4vw, 4.25rem);
  letter-spacing: clamp(0.04em, 0.8vw, 0.12em);
  line-height: 1.05;
  max-width: 100%;
}
.logo a {
  text-decoration: none;
  background: linear-gradient(180deg, #ffffff 0%, #bff8ff 45%, var(--cyan) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 10px rgba(34, 229, 255, .45)) drop-shadow(3px 3px 0 rgba(255, 47, 179, .55));
}
.tagline {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(.62rem, 2.2vw, .95rem);
  letter-spacing: .22em;
  color: var(--muted);
  display: flex; flex-wrap: wrap; justify-content: center; gap: .2em .6em;
}
.tagline span:first-child { color: var(--pink); text-shadow: 0 0 10px rgba(255, 47, 179, .45); }
.tagline__dot { color: var(--cyan); }

/* ---------------- Search ---------------- */
.search { position: relative; width: 100%; max-width: 620px; margin-top: 10px; }
.search__input {
  width: 100%;
  height: 56px;
  padding: 0 52px 0 52px;
  border-radius: 999px;
  border: 1.5px solid rgba(34, 229, 255, .35);
  background: rgba(17, 20, 27, .9);
  color: var(--text);
  font: 500 16px var(--font-body); /* 16px avoids iOS zoom */
  outline: none;
  box-shadow: 0 0 0 0 rgba(34, 229, 255, 0), inset 0 0 18px rgba(34, 229, 255, .06);
  transition: border-color .2s, box-shadow .2s;
  -webkit-appearance: none; appearance: none;
}
.search__input::placeholder { color: #6f7887; }
.search__input::-webkit-search-cancel-button { display: none; }
.search__input:focus { border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(34, 229, 255, .15), 0 0 24px rgba(34, 229, 255, .25); }
.search__icon { position: absolute; left: 18px; top: 50%; width: 20px; height: 20px; transform: translateY(-50%); color: var(--cyan); pointer-events: none; }
.search__clear {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  width: 40px; height: 40px; border-radius: 50%; border: 0; cursor: pointer;
  background: rgba(255, 255, 255, .06); color: var(--text); display: grid; place-items: center;
}
.search__clear svg { width: 16px; height: 16px; }
.search__clear:hover, .search__clear:focus-visible { background: var(--pink); color: #fff; outline: none; }

/* ---------------- Grid ---------------- */
.results-info { min-height: 1.5em; margin: 0 0 12px; color: var(--muted); font-size: .9rem; text-align: center; }
.grid {
  list-style: none; margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 24px);
}
@media (max-width: 1023px) { .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
/* Mobile: ALWAYS exactly two per row, never one. */
@media (max-width: 767px) { .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; } }

/* ---------------- Card ---------------- */
.card { min-width: 0; }
.card__link {
  display: flex; flex-direction: column; height: 100%;
  text-decoration: none;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(0, 0, 0, .35);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  -webkit-tap-highlight-color: transparent;
}
.card__media {
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--media-bg);
  margin: 8px 8px 0;
  border-radius: calc(var(--radius) - 6px);
  overflow: hidden;
}
.card__media img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 6%;
  transition: transform .35s ease;
}
/* Spacing uses margin, not padding: padding would reveal clamped lines. */
.card__title {
  margin: 12px 14px 14px;
  padding: 0;
  font: 600 clamp(.85rem, 1.4vw, 1rem)/1.35 var(--font-body);
  color: var(--text);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  overflow-wrap: anywhere;
  min-height: calc(2 * 1.35em);
}
@media (max-width: 767px) {
  .card__link { border-radius: 14px; }
  .card__media { margin: 6px 6px 0; }
  .card__title { margin: 10px 10px 12px; font-size: .84rem; }
}
@media (max-width: 400px) {
  .card__title { -webkit-line-clamp: 3; line-clamp: 3; min-height: calc(3 * 1.35em); font-size: .8rem; }
}
@media (hover: hover) and (pointer: fine) {
  .card__link:hover {
    transform: translateY(-5px);
    border-color: rgba(34, 229, 255, .45);
    box-shadow: 0 14px 30px rgba(0, 0, 0, .45), 0 0 22px rgba(34, 229, 255, .22);
  }
  .card__link:hover .card__media img { transform: scale(1.06); }
  .card__link:hover .card__title { color: #fff; }
}
.card__link:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
.card__link:active { transform: scale(.985); }

/* ---------------- Empty / more ---------------- */
.empty { text-align: center; padding: 48px 16px; color: var(--muted); }
.empty p { font-family: var(--font-display); font-size: 1.1rem; letter-spacing: .08em; color: var(--text); }
.more { display: flex; justify-content: center; padding: 32px 0 8px; }
.btn {
  display: inline-block; padding: 12px 24px; border-radius: 999px; cursor: pointer;
  font: 700 .85rem var(--font-display); letter-spacing: .12em; text-transform: uppercase; text-decoration: none;
  color: var(--bg); background: var(--cyan); border: 0;
  box-shadow: 0 0 18px rgba(34, 229, 255, .35);
  transition: transform .2s, box-shadow .2s, background .2s;
}
.btn:hover, .btn:focus-visible { background: #fff; box-shadow: 0 0 24px rgba(34, 229, 255, .6); outline: none; }
.btn.is-loading { opacity: .6; pointer-events: none; }
.grid.is-loading { opacity: .5; transition: opacity .15s; }

/* ---------------- Footer ---------------- */
.site-footer {
  margin-top: clamp(40px, 6vw, 72px);
  padding: 36px var(--gutter) calc(28px + env(safe-area-inset-bottom));
  border-top: 1px solid rgba(34, 229, 255, .18);
  background: linear-gradient(180deg, rgba(17, 20, 27, 0.4), var(--bg-2));
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.site-footer p { margin: 0; }
.footer__brand { font: 900 1.3rem var(--font-display); letter-spacing: .1em; color: var(--cyan); text-shadow: 0 0 12px rgba(34, 229, 255, .4); }
.footer__tagline { font: 700 clamp(.55rem, 2.4vw, .7rem) var(--font-display); letter-spacing: clamp(.08em, .6vw, .2em); color: var(--muted); }
.footer__copy { color: var(--muted); font-size: .85rem; }
.footer__note { color: #6b7483; font-size: .72rem; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}