/* ============================================================
   41TEN LAB — Global Stylesheet
   ============================================================ */

/* --- Fonts -------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;600;700;900&family=Inter:wght@300;400;500;600&family=Barlow:wght@700;800&display=swap');

/* --- Design Tokens ------------------------------------------ */
:root {
  --color-bg:        #0a0a0f;
  --color-surface:   #12121a;
  --color-border:    #1e1e2e;
  --color-accent:    #534AB7;
  --color-accent2:   #185FA5;
  --color-gold:      #f0a500;
  --color-white:     #ffffff;
  --color-gray:      #a0a0b0;
  --color-light:     #d0d0e0;

  --font-display:    'Orbitron', sans-serif;
  --font-body:       'Inter', sans-serif;

  --radius-sm:       6px;
  --radius-md:       12px;
  --radius-lg:       20px;

  --nav-h:           64px;
  --max-w:           min(100% - 80px, 1600px);
  --section-pad:     80px;
}

/* --- Reset -------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--color-bg);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* --- Layout Utilities --------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: var(--section-pad) 0; }
.section--dark { background: var(--color-surface); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }

/* --- Typography --------------------------------------------- */
.display { font-family: var(--font-display); }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
p { color: var(--color-light); }
.text-accent  { color: var(--color-accent); }
.text-gold    { color: var(--color-gold); }
.text-gray    { color: var(--color-gray); }
.text-center  { text-align: center; }
.text-sm      { font-size: 0.875rem; }
.text-xs      { font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; }

/* --- Buttons ------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent2));
  color: #fff;
  box-shadow: 0 4px 24px rgba(83,74,183,0.4);
}
.btn-primary:hover { box-shadow: 0 6px 32px rgba(83,74,183,0.6); }

.btn-outline {
  border: 2px solid var(--color-accent);
  color: var(--color-white);
}
.btn-outline:hover { background: rgba(83,74,183,0.15); }

.btn-ghost {
  color: var(--color-gray);
  padding: 10px 20px;
  font-size: 0.75rem;
}
.btn-ghost:hover { color: var(--color-white); }

/* --- Nav ---------------------------------------------------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  background: #000000;
  backdrop-filter: none;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
}
.nav__inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav__logo span { color: var(--color-accent); }
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav__links a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-gray);
  transition: color 0.15s;
}
.nav__links a:hover, .nav__links a.active { color: var(--color-white); }
.nav__actions {
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav__social {
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav__social a {
  color: var(--color-gray);
  font-size: 1rem;
  transition: color 0.15s;
}
.nav__social a:hover { color: var(--color-white); }
.nav__cart {
  position: relative;
  color: var(--color-white);
  font-size: 1.1rem;
  padding: 4px;
}
.nav__cart-count {
  position: absolute;
  top: -4px; right: -6px;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all 0.2s;
}

/* --- Footer ------------------------------------------------- */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 60px 0 32px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__brand p {
  color: var(--color-gray);
  font-size: 0.9rem;
  margin: 12px 0 20px;
  max-width: 280px;
}
.footer__social {
  display: flex;
  gap: 14px;
}
.footer__social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray);
  font-size: 0.9rem;
  transition: border-color 0.15s, color 0.15s;
}
.footer__social a:hover {
  border-color: var(--color-accent);
  color: var(--color-white);
}
.footer__col h4 {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray);
  margin-bottom: 16px;
  font-family: var(--font-body);
  font-weight: 600;
}
.footer__col ul { list-style: none; }
.footer__col ul li { margin-bottom: 10px; }
.footer__col ul a {
  color: var(--color-light);
  font-size: 0.9rem;
  transition: color 0.15s;
}
.footer__col ul a:hover { color: var(--color-white); }
.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer__bottom p {
  color: var(--color-gray);
  font-size: 0.8rem;
}
.footer__verse {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  text-align: center;
  margin-bottom: 28px;
}

/* --- Badge -------------------------------------------------- */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.badge--accent { background: rgba(83,74,183,0.2); color: var(--color-accent); border: 1px solid rgba(83,74,183,0.4); }
.badge--gold   { background: rgba(240,165,0,0.15); color: var(--color-gold); border: 1px solid rgba(240,165,0,0.3); }
.badge--sale   { background: var(--color-accent); color: #fff; }

/* --- Trust Bar ---------------------------------------------- */
.trust-bar {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 14px 0;
}
.trust-bar__inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px 40px;
  justify-items: start;
  max-width: 900px;
  margin: 0 auto;
}
.trust-bar__item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--color-gray);
  font-weight: 400;
}
.trust-bar__item i { color: var(--color-accent); font-size: 1.1rem; }
.trust-bar__item strong { color: var(--color-white); }

/* --- Section Headers ---------------------------------------- */
.section-header { margin-bottom: 48px; }
.section-header .overline {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 10px;
}
.section-divider {
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent2));
  border-radius: 2px;
  margin: 16px 0 0;
}
.section-divider--center { margin: 16px auto 0; }

/* --- Cards -------------------------------------------------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(83,74,183,0.4);
}

/* --- Feature Icons ------------------------------------------ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 16px;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 8px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-align: center;
}
.feature-item i { font-size: 1.4rem; color: var(--color-accent); }
.feature-item span { font-size: 0.65rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-gray); }

/* --- Stars -------------------------------------------------- */
.stars { color: var(--color-gold); font-size: 0.85rem; letter-spacing: 2px; }

/* --- Forms -------------------------------------------------- */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-gray);
  margin-bottom: 6px;
  letter-spacing: 0.04em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: border-color 0.15s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  background: rgba(83,74,183,0.08);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.checkbox-group { display: flex; flex-wrap: wrap; gap: 12px; }
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-light);
  cursor: pointer;
}
.checkbox-label input[type=checkbox] { accent-color: var(--color-accent); width: 16px; height: 16px; }

/* --- Responsive --------------------------------------------- */
@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .trust-bar__inner { gap: 16px; }
  /* Trust bar: show 2 per row on tablet */
  .trust-bar__item { width: calc(50% - 8px); justify-content: flex-start; }
}
@media (max-width: 600px) {
  :root { --section-pad: 52px; }
  .grid-3 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  /* Trust bar: 2 columns on mobile */
  .trust-bar__inner { display: flex; flex-wrap: wrap; gap: 12px; padding: 0 16px; grid-template-columns: unset; max-width: unset; }
  .trust-bar__item { font-size: 0.82rem; width: calc(50% - 6px); }
  .proof-bar__item { font-size: 0.82rem; }
  /* Proof bar: 2 columns */
  .proof-bar__inner { gap: 12px; padding: 0 16px; flex-wrap: wrap; }
  /* Buttons: full width on mobile */
  .btn { font-size: 0.75rem; padding: 12px 20px; }
  /* Footer */
  .footer__grid { gap: 28px; }
  .footer__bottom { flex-direction: column; text-align: center; }
  /* Nav logo smaller */
  .nav__logo { font-size: 1.1rem; }
}

/* --- Mobile Nav Drawer -------------------------------------- */
.nav-drawer {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 24px;
  z-index: 999;
  flex-direction: column;
  gap: 20px;
}
.nav-drawer.open { display: flex; }
.nav-drawer a {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-light);
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
}

/* --- Glow Effects ------------------------------------------- */
.glow {
  filter: drop-shadow(0 0 24px rgba(83,74,183,0.5));
}
.glow-text {
  text-shadow: 0 0 40px rgba(83,74,183,0.6);
}

/* --- Scroll padding for fixed nav --------------------------- */
[id] { scroll-margin-top: calc(var(--nav-h) + 20px); }

/* --- Unified header bar ------------------------------------ */
:root { --masthead-h: 0px; --nav-h: 100px; }

/* Masthead is gone — hide any remnants */
.brand-masthead { display: none !important; }

/* Nav becomes the single full-height brand bar */
.nav {
  position: sticky !important;
  top: 0 !important;
  height: var(--nav-h) !important;
  z-index: 1001;
}
.nav__inner {
  height: 100%;
  align-items: center;
}

/* Logo: image, blends with solid black nav */
.nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav__logo img {
  height: calc(var(--nav-h) - 40px);
  width: auto;
  transition: opacity 0.2s;
}
.nav__logo img:hover { opacity: 0.85; }
/* Custom arrow: short stem, long arrowhead diagonals */
.nav__logo-arrow {
  display: inline-block;
  position: relative;
  width: 1.2em;
  height: 0.8em;
  vertical-align: middle;
  margin-left: 6px;
}
/* Stem — short horizontal line */
.nav__logo-arrow::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  width: 40%;
  height: 0.12em;
  background: currentColor;
  transform: translateY(-50%);
}
/* Arrowhead — long V shape using borders */
.nav__logo-arrow::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 0;
  width: 0.6em;
  height: 0.6em;
  border-top: 0.13em solid currentColor;
  border-right: 0.13em solid currentColor;
  transform: translateY(-50%) rotate(45deg);
}

/* Social: always visible in nav, larger + double-spaced */
.nav__social { display: flex !important; gap: 32px !important; }
.nav__social a { font-size: 1.6rem; }

/* Cart: pushed to far right, larger */
.nav__cart {
  margin-left: 32px;
  font-size: 1.5rem !important;
  color: var(--color-white);
}
.nav__cart-count {
  font-size: 0.65rem;
  min-width: 18px;
  height: 18px;
}

/* Hero / page offsets */
.hero { padding-top: 0; }
.about-hero { padding-top: 40px !important; }
.devot-hero { padding-top: 40px !important; }
.breadcrumb { padding-top: 40px !important; }

/* Footer brand column */
.footer__brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.footer__logo-img {
  height: auto;
  width: 180px;
  margin-bottom: 16px;
}
.footer__brand p { text-align: center; }
.footer__social {
  justify-content: center;
  gap: 18px !important;
}
.footer__social a {
  width: 44px;
  height: 44px;
  font-size: 1.1rem;
}
.brand-card__logo-img { height: 64px; width: auto; margin-bottom: 8px; }

/* Mobile nav */
@media (max-width: 900px) {
  :root { --nav-h: 72px; }
  .nav__logo img { height: 28px; width: auto; }
  .nav__social { gap: 16px !important; }
  .nav__social a { font-size: 1.2rem; }
  .nav__cart { font-size: 1.2rem !important; margin-left: 12px; }
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
}