/* PickNBuildPCs — Dark Neon Theme */
/* Fonts: Inter (via Google Fonts) */

:root {
  --bg-0: #0b0f14;
  --bg-1: #0f1520;
  --bg-2: #111827;
  --surface: rgba(255, 255, 255, 0.04);

  --text-0: #e6f1ff;
  --text-1: #a3b6cc;
  --muted: #7b8ca3;

  --neon-cyan: #00e5ff;
  --neon-purple: #7c3aed;
  --neon-green: #2bcf91;
  --danger: #ff4d6d;

  --radius: 14px;
  --radius-sm: 10px;
  --shadow-neon: 0 0 0px rgba(0, 229, 255, 0.0), 0 0 24px rgba(0, 229, 255, 0.2);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu,
    Cantarell, Noto Sans, Helvetica Neue, Arial, "Apple Color Emoji",
    "Segoe UI Emoji";
  color: var(--text-0);
  background: radial-gradient(1200px 600px at 80% -10%, rgba(124, 58, 237, 0.25), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(0, 229, 255, 0.25), transparent 55%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1));
}

.container {
  width: min(1200px, 92%);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
  background: var(--bg-2);
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  outline: 2px solid var(--neon-cyan);
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 15, 20, 0.6);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text-0);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.2px;
}
.logo__mark {
  color: var(--neon-cyan);
  filter: drop-shadow(0 0 10px rgba(0, 229, 255, 0.55));
}
.logo__text {
  font-size: 1.05rem;
}

.nav-toggle {
  display: grid;
  gap: 4px;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.nav-toggle__bar {
  width: 24px;
  height: 2px;
  background: var(--text-0);
  border-radius: 1px;
}

.nav-menu {
  position: fixed;
  inset: 64px 0 auto 0;
  background: rgba(15, 21, 32, 0.95);
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.nav-menu.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.nav-menu ul {
  list-style: none;
  padding: 1rem 1.5rem 1.25rem;
  margin: 0;
  display: grid;
  gap: 0.25rem;
}
.nav-menu a {
  color: var(--text-0);
  text-decoration: none;
  display: block;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
}
.nav-menu a:hover {
  background: rgba(255, 255, 255, 0.06);
}

@media (min-width: 860px) {
  .nav-toggle {
    display: none;
  }
  .nav-menu {
    position: static;
    background: transparent;
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
  .nav-menu ul {
    display: flex;
    gap: 0.5rem;
    padding: 0;
  }
}

/* Sections */
.section {
  padding: 56px 0;
}
.section__head {
  margin-bottom: 24px;
}

.hero {
  padding: 72px 0 56px;
}
.hero__inner {
  display: grid;
  gap: 32px;
}
.hero h1 {
  font-size: clamp(1.9rem, 2.4rem + 1.5vw, 3.5rem);
  line-height: 1.05;
  margin: 0 0 10px;
}
.gradient {
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.subtitle {
  color: var(--text-1);
  margin: 0 0 18px;
  font-size: 1.05rem;
}
.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.trust {
  color: var(--muted);
}

.hero__visual {
  display: grid;
  place-items: center;
}
.pc-visual {
  position: relative;
  width: min(520px, 85vw);
  aspect-ratio: 16 / 12;
}
.pc-visual__glow {
  position: absolute;
  inset: 10% 8% 12% 8%;
  background: radial-gradient(40% 60% at 30% 30%, rgba(0, 229, 255, 0.25), transparent 60%),
    radial-gradient(40% 60% at 70% 70%, rgba(124, 58, 237, 0.25), transparent 60%);
  filter: blur(20px);
}
.pc-visual__case {
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.45), 0 0 40px rgba(0, 229, 255, 0.15);
}
.pc-visual__fan {
  position: absolute;
  width: 84px;
  aspect-ratio: 1/1;
  border-radius: 50%;
  inset: auto auto 16% 10%;
  background: conic-gradient(from 0deg, var(--neon-cyan), var(--neon-purple), var(--neon-cyan));
  filter: blur(0.6px) drop-shadow(0 0 12px rgba(0, 229, 255, 0.35));
  animation: spin 8s linear infinite;
}
.pc-visual__fan.fan-2 { left: 42%; bottom: 16%; width: 84px; animation-duration: 7s; }
.pc-visual__fan.fan-3 { left: 74%; bottom: 16%; width: 84px; animation-duration: 9s; }

@keyframes spin { to { transform: rotate(360deg); } }

/* Cards */
.grid.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 680px) {
  .grid.cards { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid.cards { grid-template-columns: repeat(3, 1fr); }
}

.card {
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.02));
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 229, 255, 0.35);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35), 0 0 40px rgba(0, 229, 255, 0.15);
}
.card__media {
  height: 140px;
  background: radial-gradient(80% 100% at 30% 50%, rgba(0, 229, 255, 0.25), transparent 60%),
    radial-gradient(80% 100% at 70% 50%, rgba(124, 58, 237, 0.25), transparent 60%);
}
.card__body {
  padding: 16px;
}
.card h3 {
  margin: 0 0 10px;
}
.specs {
  list-style: none;
  margin: 0 0 10px;
  padding: 0;
  color: var(--text-1);
  display: grid;
  gap: 6px;
}
.specs--cols {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.price {
  font-weight: 800;
  font-size: 1.25rem;
  margin-bottom: 10px;
}
.card__actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* Buttons */
.btn {
  --btn-bg: rgba(255, 255, 255, 0.06);
  --btn-color: var(--text-0);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.72rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--btn-bg);
  color: var(--btn-color);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.btn:hover { transform: translateY(-1px); border-color: rgba(255,255,255,0.18); }

.btn--primary {
  --btn-bg: linear-gradient(90deg, rgba(0, 229, 255, 0.2), rgba(124, 58, 237, 0.2));
  box-shadow: 0 0 24px rgba(0, 229, 255, 0.15);
  border-color: rgba(0, 229, 255, 0.35);
}
.btn--secondary {
  --btn-bg: linear-gradient(90deg, rgba(43, 207, 145, 0.18), rgba(0, 229, 255, 0.18));
  border-color: rgba(43, 207, 145, 0.35);
}
.btn--ghost {
  --btn-bg: transparent;
  border-color: rgba(255, 255, 255, 0.14);
}

.muted {
  color: var(--text-1);
}
.small { font-size: 0.95rem; }

/* Build form */
.build-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 720px) {
  .build-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1040px) {
  .build-grid { grid-template-columns: repeat(3, 1fr); }
}

.field {
  border: 1px solid rgba(255, 255, 255, 0.07);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.02));
  border-radius: var(--radius);
  padding: 12px;
}
.field legend {
  padding: 0 6px;
  font-weight: 700;
}
.option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 6px;
  border-radius: 10px;
}
.option:hover { background: rgba(255, 255, 255, 0.05); }

.estimate {
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(90deg, rgba(0,229,255,0.08), rgba(124,58,237,0.08));
  border-radius: var(--radius);
  padding: 14px 16px;
}
.estimate__label { color: var(--text-1); }
.estimate__value { font-size: 1.6rem; font-weight: 800; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (min-width: 680px) {
  .contact-grid { grid-template-columns: repeat(4, 1fr); }
}
.contact-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--surface);
  text-decoration: none;
  color: var(--text-0);
}
.contact-card:hover { border-color: rgba(0,229,255,0.35); }
.icon { color: var(--neon-cyan); filter: drop-shadow(0 0 10px rgba(0,229,255,0.4)); }

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  padding: 24px;
  z-index: 100;
}
.modal[aria-hidden="false"] { display: grid; place-items: center; }
.modal__content {
  width: min(760px, 92vw);
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  padding: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.45), 0 0 40px rgba(0, 229, 255, 0.15);
}
.modal__actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 10px; }

/* Footer */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 18px 0 36px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
.site-footer a { color: var(--text-1); text-decoration: none; margin-left: 10px; }
.site-footer a:hover { color: var(--text-0); }

/* Utilities */
h2 { margin: 0 0 4px; font-size: clamp(1.35rem, 1.1rem + 1.2vw, 2rem); }
h3 { margin: 0; font-size: 1.1rem; }
p { line-height: 1.65; }