/* ============================================================================
   3DFILAMENTSHOP — 3D Filament Store
   Design system + components. Framework-free, mobile-first.
   Aesthetic: industrial-maker precision — bold orange on charcoal,
   blueprint-grid textures, monospace technical readouts.
   ========================================================================== */

/* ------------------------------------------------------------------ Tokens */
:root {
  /* Brand palette (from spec) */
  --c-primary: #FF6B00;      /* orange   */
  --c-secondary: #121212;    /* charcoal */
  --c-accent: #007BFF;       /* blue     */
  --c-bg: #FFFFFF;

  /* Derived brand tints/shades */
  --c-primary-600: #E85F00;
  --c-primary-300: #FF9346;
  --c-primary-100: #FFE7D4;
  --c-primary-050: #FFF3EA;
  --c-accent-100: #E3F0FF;

  /* Neutrals */
  --c-ink: #121212;
  --c-ink-2: #2A2A2A;
  --c-muted: #6B6B72;
  --c-line: #E7E7EA;
  --c-line-2: #D9D9DE;
  --c-surface: #F7F7F8;
  --c-surface-2: #F0F0F2;

  /* Status */
  --c-success: #16A34A;
  --c-warning: #D97706;

  /* Typography */
  --f-display: "Bricolage Grotesque", ui-sans-serif, sans-serif;
  --f-body: "Manrope", ui-sans-serif, system-ui, sans-serif;
  --f-mono: "Space Mono", ui-monospace, "SFMono-Regular", monospace;

  --fs-800: clamp(2.6rem, 1.6rem + 4.6vw, 5rem);
  --fs-700: clamp(2rem, 1.4rem + 2.8vw, 3.25rem);
  --fs-600: clamp(1.5rem, 1.2rem + 1.4vw, 2.1rem);
  --fs-500: clamp(1.2rem, 1.05rem + 0.7vw, 1.5rem);
  --fs-400: 1.0625rem;
  --fs-300: 0.9375rem;
  --fs-200: 0.8125rem;
  --fs-100: 0.6875rem;

  /* Spacing scale */
  --sp-1: 0.25rem;  --sp-2: 0.5rem;  --sp-3: 0.75rem; --sp-4: 1rem;
  --sp-5: 1.5rem;   --sp-6: 2rem;    --sp-7: 3rem;    --sp-8: 4rem;
  --sp-9: 6rem;     --sp-10: 8rem;

  /* Radius / shadow */
  --r-sm: 6px;  --r-md: 12px;  --r-lg: 20px;  --r-pill: 999px;
  --sh-sm: 0 1px 2px rgba(18,18,18,.06), 0 1px 3px rgba(18,18,18,.08);
  --sh-md: 0 6px 18px rgba(18,18,18,.08), 0 2px 6px rgba(18,18,18,.05);
  --sh-lg: 0 24px 60px rgba(18,18,18,.14);
  --sh-primary: 0 12px 30px rgba(255,107,0,.35);

  --container: 1200px;
  --nav-h: 72px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* ------------------------------------------------------------------ Reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--f-body);
  font-size: var(--fs-400);
  line-height: 1.6;
  color: var(--c-ink);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; color: inherit; }
ul { list-style: none; padding: 0; }
h1, h2, h3, h4 { font-family: var(--f-display); line-height: 1.05; font-weight: 700; letter-spacing: -0.02em; }
:focus-visible { outline: 3px solid var(--c-accent); outline-offset: 2px; border-radius: 4px; }

/* ------------------------------------------------------------- Utilities */
.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }
.section { padding-block: clamp(3rem, 2rem + 6vw, 6rem); }
.eyebrow {
  font-family: var(--f-mono);
  font-size: var(--fs-200);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-primary-600);
  display: inline-flex; align-items: center; gap: .6rem;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--c-primary); }
.section-head { max-width: 640px; margin-bottom: var(--sp-6); }
.section-head h2 { font-size: var(--fs-700); margin-top: var(--sp-3); }
.section-head p { color: var(--c-muted); margin-top: var(--sp-3); font-size: var(--fs-400); }
.text-mono { font-family: var(--f-mono); }
.center { text-align: center; margin-inline: auto; }

/* ------------------------------------------------------------- Buttons */
.btn {
  --_bg: var(--c-primary); --_fg: #fff; --_bd: transparent;
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .85rem 1.5rem;
  font-family: var(--f-body); font-weight: 700; font-size: var(--fs-300);
  letter-spacing: .01em;
  background: var(--_bg); color: var(--_fg);
  border: 2px solid var(--_bd); border-radius: var(--r-pill);
  cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .2s;
  will-change: transform;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { box-shadow: var(--sh-primary); }
.btn--primary:hover { background: var(--c-primary-600); box-shadow: 0 16px 40px rgba(255,107,0,.45); }
.btn--dark { --_bg: var(--c-secondary); --_fg: #fff; box-shadow: var(--sh-md); }
.btn--dark:hover { background: #000; }
.btn--ghost { --_bg: transparent; --_fg: var(--c-ink); --_bd: var(--c-line-2); }
.btn--ghost:hover { --_bd: var(--c-ink); }
.btn--ghost-light { --_bg: transparent; --_fg: #fff; --_bd: rgba(255,255,255,.35); }
.btn--ghost-light:hover { --_bd: #fff; background: rgba(255,255,255,.08); }
.btn--whatsapp { --_bg: #25D366; --_fg: #fff; box-shadow: 0 12px 30px rgba(37,211,102,.35); }
.btn--whatsapp:hover { --_bg: #1EBE59; box-shadow: 0 16px 40px rgba(37,211,102,.45); }
.btn--sm { padding: .55rem 1rem; font-size: var(--fs-200); }
.btn--block { width: 100%; }
.btn .ar { transition: transform .25s var(--ease); }
.btn:hover .ar { transform: translateX(3px); }

/* ------------------------------------------------------------- Announcement bar */
.topbar { background: var(--c-secondary); color: #fff; font-family: var(--f-mono); font-size: var(--fs-200); letter-spacing: .02em; }
.topbar__inner { display: flex; align-items: center; justify-content: center; gap: var(--sp-4); padding: .5rem 0; flex-wrap: wrap; text-align: center; }
.topbar .pin { color: var(--c-primary); }
.topbar b { color: #fff; font-weight: 700; }
.topbar a { color: var(--c-primary); font-weight: 700; white-space: nowrap; }
.topbar a:hover { text-decoration: underline; }

/* ------------------------------------------------------------- Tri-city delivery */
.city-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--sp-4); }
.city { position: relative; overflow: hidden; padding: var(--sp-5); border: 1px solid var(--c-line); border-radius: var(--r-lg); background: #fff; transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.city:hover { transform: translateY(-5px); box-shadow: var(--sh-lg); }
.city .pin { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; background: var(--c-primary-050); color: var(--c-primary-600); margin-bottom: var(--sp-3); }
.city h3 { font-family: var(--f-body); font-weight: 800; font-size: var(--fs-500); }
.city p { color: var(--c-muted); font-size: var(--fs-300); margin-top: .3rem; }
.city .eta { display: inline-block; margin-top: var(--sp-3); font-family: var(--f-mono); font-size: var(--fs-100); letter-spacing: .1em; text-transform: uppercase; color: var(--c-success); font-weight: 700; }

/* ------------------------------------------------------------- Header / nav */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--nav-h);
  background: rgba(255,255,255,.82);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--c-line);
  transition: box-shadow .3s;
}
.site-header.is-scrolled { box-shadow: var(--sh-sm); }
.nav { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--sp-5); }
.brand { display: inline-flex; align-items: center; font-family: var(--f-display); font-weight: 800; font-size: 1.4rem; letter-spacing: -.03em; }
.brand__mark { width: 36px; height: 36px; flex: none; margin-right: .6rem; }
.brand__text { display: inline-flex; flex-direction: column; line-height: 1.02; }
.brand__name { font-size: 1.4rem; }
.brand__tag { font-family: var(--f-mono); font-weight: 400; font-size: 9px; letter-spacing: .17em; text-transform: uppercase; color: var(--c-muted); margin-top: 3px; }
.custom-logo-link { display: inline-flex; align-items: center; }
.custom-logo { max-height: 46px; width: auto; display: block; }
.site-footer .brand__tag { color: rgba(255,255,255,.45); }
.brand b { color: var(--c-primary); }
.nav__links { display: flex; align-items: center; gap: var(--sp-5); }
.nav__links a { font-weight: 600; font-size: var(--fs-300); color: var(--c-ink-2); position: relative; padding: .25rem 0; }
.nav__links a::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px; background: var(--c-primary); transition: width .25s var(--ease); }
.nav__links a:hover { color: var(--c-ink); }
.nav__links a:hover::after, .nav__links a[aria-current="page"]::after { width: 100%; }
.nav__actions { display: flex; align-items: center; gap: var(--sp-3); }
.icon-btn { display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: var(--r-pill); border: 1px solid var(--c-line-2); background: #fff; cursor: pointer; position: relative; transition: border-color .2s, transform .2s; }
.icon-btn:hover { border-color: var(--c-ink); transform: translateY(-1px); }
.icon-btn .badge { position: absolute; top: -4px; right: -4px; min-width: 18px; height: 18px; padding: 0 4px; display: grid; place-items: center; font-family: var(--f-mono); font-size: 10px; font-weight: 700; color: #fff; background: var(--c-primary); border-radius: var(--r-pill); }
.nav__toggle { display: none; }

/* Dropdown */
.has-menu { position: relative; }
.dropdown {
  position: absolute; top: calc(100% + 14px); left: 50%; translate: -50% 8px;
  min-width: 230px; background: #fff; border: 1px solid var(--c-line);
  border-radius: var(--r-md); box-shadow: var(--sh-lg); padding: .5rem;
  opacity: 0; visibility: hidden; transition: opacity .2s var(--ease), translate .2s var(--ease);
}
.has-menu:hover .dropdown, .has-menu:focus-within .dropdown { opacity: 1; visibility: visible; translate: -50% 0; }
.dropdown a { display: flex; align-items: center; gap: .7rem; padding: .7rem .8rem; border-radius: var(--r-sm); font-weight: 600; font-size: var(--fs-300); }
.dropdown a::after { display: none; }
.dropdown a:hover { background: var(--c-primary-050); color: var(--c-primary-600); }
.dropdown a span { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; background: var(--c-primary-050); flex: none; }

/* ------------------------------------------------------------- Hero */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background: radial-gradient(1200px 600px at 78% -10%, #262626 0%, var(--c-secondary) 55%);
  padding-block: clamp(3.5rem, 2rem + 8vw, 7rem);
}
.hero::before { /* blueprint grid */
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(120% 90% at 60% 0%, #000 40%, transparent 90%);
  pointer-events: none;
}
.hero::after { /* orange glow */
  content: ""; position: absolute; width: 520px; height: 520px; right: -80px; top: -120px;
  background: radial-gradient(circle, rgba(255,107,0,.55), transparent 62%);
  filter: blur(20px); pointer-events: none;
}
.hero__grid { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--sp-7); align-items: center; }
.hero__badge { display: inline-flex; align-items: center; gap: .55rem; padding: .4rem .9rem; border: 1px solid rgba(255,255,255,.16); border-radius: var(--r-pill); font-family: var(--f-mono); font-size: var(--fs-200); letter-spacing: .12em; text-transform: uppercase; color: #fff; background: rgba(255,255,255,.04); }
.hero__badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--c-primary); box-shadow: 0 0 0 4px rgba(255,107,0,.25); }
.hero h1 { font-size: var(--fs-800); margin: var(--sp-5) 0 var(--sp-4); }
.hero h1 em { font-style: normal; color: var(--c-primary); position: relative; white-space: nowrap; }
.hero p.lead { font-size: var(--fs-500); color: rgba(255,255,255,.72); max-width: 42ch; }
.hero__cta { display: flex; flex-wrap: wrap; gap: var(--sp-3); margin-top: var(--sp-6); }
.hero__stats { display: flex; gap: var(--sp-6); margin-top: var(--sp-7); flex-wrap: wrap; }
.hero__stats .stat b { font-family: var(--f-display); font-size: var(--fs-600); display: block; }
.hero__stats .stat span { font-family: var(--f-mono); font-size: var(--fs-200); color: rgba(255,255,255,.55); letter-spacing: .08em; text-transform: uppercase; }

/* Hero art: stacked spools */
.hero__art { position: relative; display: grid; place-items: center; }
.spool-stack { position: relative; width: 100%; max-width: 420px; aspect-ratio: 1; }
.spool-stack .spool { position: absolute; filter: drop-shadow(0 22px 40px rgba(0,0,0,.45)); transition: opacity .5s var(--ease); }
.spool-stack .s1 { width: 62%; left: 0; top: 8%; animation: float 6s var(--ease) infinite; }
.spool-stack .s2 { width: 52%; right: 4%; top: 0; animation: float 6s var(--ease) infinite .8s; }
.spool-stack .s3 { width: 46%; right: 12%; bottom: 4%; animation: float 6s var(--ease) infinite 1.6s; }
@keyframes float { 0%,100% { transform: translateY(0) } 50% { transform: translateY(-14px) } }

/* ------------------------------------------------------------- Marquee (brands) */
.marquee { border-block: 1px solid var(--c-line); background: var(--c-surface); overflow: hidden; padding-block: var(--sp-4); }
.marquee__track { display: flex; gap: var(--sp-8); width: max-content; animation: scroll 26s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__track .brand-chip { font-family: var(--f-display); font-weight: 700; font-size: 1.35rem; color: var(--c-muted); letter-spacing: -.02em; white-space: nowrap; opacity: .8; transition: color .2s, opacity .2s; }
.marquee__track .brand-chip:hover { color: var(--c-ink); opacity: 1; }
@keyframes scroll { to { transform: translateX(-50%) } }

/* ------------------------------------------------------------- Material cards */
.mat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--sp-4); }
.mat-card {
  position: relative; overflow: hidden; padding: var(--sp-5);
  border: 1px solid var(--c-line); border-radius: var(--r-lg); background: #fff;
  display: flex; flex-direction: column; gap: var(--sp-3); min-height: 220px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.mat-card::after { content: ""; position: absolute; inset: auto 0 0 0; height: 4px; background: var(--_accent, var(--c-primary)); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.mat-card:hover { transform: translateY(-6px); box-shadow: var(--sh-lg); border-color: transparent; }
.mat-card:hover::after { transform: scaleX(1); }
.mat-card .tag { font-family: var(--f-display); font-size: 2.4rem; font-weight: 800; letter-spacing: -.04em; color: var(--_accent, var(--c-primary)); }
.mat-card h3 { font-size: var(--fs-400); font-family: var(--f-body); font-weight: 800; text-transform: uppercase; letter-spacing: .04em; }
.mat-card p { color: var(--c-muted); font-size: var(--fs-300); flex: 1; }
.mat-card .go { font-family: var(--f-mono); font-size: var(--fs-200); color: var(--c-ink); display: inline-flex; align-items: center; gap: .4rem; }
.mat-card:hover .go { color: var(--_accent, var(--c-primary)); }

/* ------------------------------------------------------------- Color swatches */
.color-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: var(--sp-3); }
.swatch { display: flex; flex-direction: column; align-items: center; gap: .55rem; cursor: pointer; padding: var(--sp-3) var(--sp-2); border-radius: var(--r-md); transition: background .2s; }
.swatch:hover { background: var(--c-surface); }
.swatch .chip { width: 56px; height: 56px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(0,0,0,.12), var(--sh-sm); transition: transform .25s var(--ease); }
.swatch:hover .chip { transform: scale(1.08); }
.swatch span { font-size: var(--fs-200); font-weight: 600; color: var(--c-ink-2); }

/* ------------------------------------------------------------- Product cards / tabs */
.tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: var(--sp-6); }
.tab { padding: .55rem 1.1rem; border-radius: var(--r-pill); border: 1px solid var(--c-line-2); background: #fff; font-weight: 700; font-size: var(--fs-300); cursor: pointer; transition: all .2s; }
.tab:hover { border-color: var(--c-ink); }
.tab.is-active { background: var(--c-secondary); color: #fff; border-color: var(--c-secondary); }

.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: var(--sp-4); }
.product {
  border: 1px solid var(--c-line); border-radius: var(--r-lg); background: #fff; overflow: hidden;
  display: flex; flex-direction: column; transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.product:hover { transform: translateY(-6px); box-shadow: var(--sh-lg); }
.product__media { position: relative; aspect-ratio: 4/3; background: var(--c-surface); display: grid; place-items: center; padding: var(--sp-4); }
.product__media svg { width: 68%; }
.product__flag { position: absolute; top: 12px; left: 12px; font-family: var(--f-mono); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: .28rem .6rem; border-radius: var(--r-pill); background: var(--c-secondary); color: #fff; }
.product__flag.sale { background: var(--c-primary); }
.product__flag.new { background: var(--c-accent); }
.product__body { padding: var(--sp-4); display: flex; flex-direction: column; gap: .35rem; flex: 1; }
.product__brand { font-family: var(--f-mono); font-size: var(--fs-100); letter-spacing: .12em; text-transform: uppercase; color: var(--c-muted); }
.product__name { font-family: var(--f-body); font-weight: 800; font-size: var(--fs-400); }
.product__meta { display: flex; align-items: center; gap: .5rem; font-size: var(--fs-200); color: var(--c-muted); }
.stars { color: var(--c-primary); letter-spacing: 1px; font-size: var(--fs-200); }
.product__foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3); padding-top: var(--sp-3); }
.price { display: flex; align-items: baseline; gap: .45rem; }
.price b { font-family: var(--f-display); font-size: var(--fs-500); }
.price s { color: var(--c-muted); font-size: var(--fs-200); }

/* ------------------------------------------------------------- Tools promo */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--sp-4); }
.tool-card {
  position: relative; overflow: hidden; padding: var(--sp-6);
  border-radius: var(--r-lg); background: var(--c-secondary); color: #fff;
  display: flex; flex-direction: column; gap: var(--sp-3); min-height: 260px;
  transition: transform .3s var(--ease);
}
.tool-card::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 32px 32px; opacity: .6; }
.tool-card:hover { transform: translateY(-6px); }
.tool-card > * { position: relative; }
.tool-card .ico { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 14px; background: rgba(255,107,0,.16); color: var(--c-primary); }
.tool-card h3 { font-size: var(--fs-500); }
.tool-card p { color: rgba(255,255,255,.66); font-size: var(--fs-300); flex: 1; }
.tool-card .go { font-family: var(--f-mono); font-size: var(--fs-200); color: var(--c-primary); display: inline-flex; align-items: center; gap: .4rem; }

/* ------------------------------------------------------------- Why choose us */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--sp-5); }
.why-item { display: flex; flex-direction: column; gap: var(--sp-3); }
.why-item .ico { width: 54px; height: 54px; display: grid; place-items: center; border-radius: 14px; background: var(--c-primary-050); color: var(--c-primary-600); }
.why-item h3 { font-family: var(--f-body); font-weight: 800; font-size: var(--fs-400); }
.why-item p { color: var(--c-muted); font-size: var(--fs-300); }
.why-band { background: var(--c-surface); border-block: 1px solid var(--c-line); }

/* ------------------------------------------------------------- CTA band */
.cta-band { position: relative; overflow: hidden; border-radius: var(--r-lg); background: linear-gradient(120deg, var(--c-primary), var(--c-primary-600)); color: #fff; padding: clamp(2rem, 1.4rem + 3vw, 3.5rem); text-align: center; }
.cta-band::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 20% 20%, rgba(255,255,255,.25), transparent 30%), radial-gradient(circle at 80% 80%, rgba(0,0,0,.15), transparent 35%); }
.cta-band > * { position: relative; }
.cta-band h2 { font-size: var(--fs-700); }
.cta-band p { max-width: 52ch; margin: var(--sp-3) auto var(--sp-5); color: rgba(255,255,255,.9); }

/* ------------------------------------------------------------- Footer */
.site-footer { background: var(--c-secondary); color: rgba(255,255,255,.7); padding-block: var(--sp-8) var(--sp-6); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: var(--sp-6); }
.site-footer .brand { color: #fff; }
.footer-about p { margin-top: var(--sp-4); font-size: var(--fs-300); max-width: 34ch; }
.footer-col h4 { font-family: var(--f-mono); font-size: var(--fs-200); letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.5); margin-bottom: var(--sp-4); }
.footer-col a { display: block; padding: .3rem 0; font-size: var(--fs-300); color: rgba(255,255,255,.72); transition: color .2s; }
.footer-col a:hover { color: var(--c-primary); }
.newsletter { display: flex; gap: .5rem; margin-top: var(--sp-4); }
.newsletter input { flex: 1; padding: .7rem 1rem; border-radius: var(--r-pill); border: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.05); color: #fff; }
.newsletter input::placeholder { color: rgba(255,255,255,.4); }
.footer-bottom { display: flex; flex-wrap: wrap; gap: var(--sp-3); justify-content: space-between; align-items: center; margin-top: var(--sp-7); padding-top: var(--sp-5); border-top: 1px solid rgba(255,255,255,.1); font-size: var(--fs-200); }
.footer-bottom .socials { display: flex; gap: .5rem; }
.footer-bottom .socials a { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; border: 1px solid rgba(255,255,255,.16); }
.footer-bottom .socials a:hover { border-color: var(--c-primary); color: var(--c-primary); }

/* ------------------------------------------------------------- Breadcrumb / page hero */
.page-hero { background: var(--c-surface); border-bottom: 1px solid var(--c-line); padding-block: var(--sp-7) var(--sp-6); position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(18,18,18,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(18,18,18,.03) 1px, transparent 1px); background-size: 40px 40px; mask-image: radial-gradient(120% 100% at 100% 0, #000, transparent 70%); }
.page-hero > .container { position: relative; }
.breadcrumb { display: flex; gap: .5rem; align-items: center; font-family: var(--f-mono); font-size: var(--fs-200); color: var(--c-muted); margin-bottom: var(--sp-4); }
.breadcrumb a:hover { color: var(--c-primary-600); }
.breadcrumb span { color: var(--c-line-2); }
.page-hero h1 { font-size: var(--fs-700); }
.page-hero p { color: var(--c-muted); margin-top: var(--sp-3); max-width: 60ch; }

/* ------------------------------------------------------------- Forms / tool UI */
.panel { border: 1px solid var(--c-line); border-radius: var(--r-lg); background: #fff; padding: clamp(1.5rem, 1rem + 2vw, 2.5rem); box-shadow: var(--sh-sm); }
.field { display: flex; flex-direction: column; gap: .5rem; margin-bottom: var(--sp-5); }
.field label { font-weight: 700; font-size: var(--fs-300); }
.field .hint { font-size: var(--fs-200); color: var(--c-muted); font-family: var(--f-mono); }
.input-wrap { position: relative; display: flex; align-items: center; }
.input-wrap .affix { position: absolute; font-family: var(--f-mono); font-size: var(--fs-300); color: var(--c-muted); }
.input-wrap .affix.left { left: 1rem; }
.input-wrap .affix.right { right: 1rem; }
.input {
  width: 100%; padding: .9rem 1rem; border: 1.5px solid var(--c-line-2); border-radius: var(--r-md);
  font-size: var(--fs-400); background: #fff; transition: border-color .2s, box-shadow .2s;
}
.input.has-left { padding-left: 2.2rem; }
.input.has-right { padding-right: 3.2rem; }
.input:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 4px var(--c-primary-100); }
.input.invalid { border-color: #DC2626; box-shadow: 0 0 0 4px rgba(220,38,38,.12); }
.field-error { color: #DC2626; font-size: var(--fs-200); min-height: 1em; }

/* Result readout */
.readout { display: grid; gap: var(--sp-4); }
.readout .stat-tile { border: 1px solid var(--c-line); border-radius: var(--r-md); padding: var(--sp-4); background: var(--c-surface); }
.readout .stat-tile.hero-tile { background: var(--c-secondary); color: #fff; border-color: var(--c-secondary); position: relative; overflow: hidden; }
.readout .stat-tile.hero-tile::after { content:""; position:absolute; right:-30px; top:-30px; width:140px; height:140px; background: radial-gradient(circle, rgba(255,107,0,.4), transparent 65%); }
.readout .stat-tile .k { font-family: var(--f-mono); font-size: var(--fs-200); letter-spacing: .1em; text-transform: uppercase; color: var(--c-muted); }
.readout .stat-tile.hero-tile .k { color: rgba(255,255,255,.6); }
.readout .stat-tile .v { font-family: var(--f-display); font-size: var(--fs-600); font-weight: 800; margin-top: .25rem; }
.readout .stat-tile .v small { font-family: var(--f-mono); font-size: var(--fs-300); color: var(--c-muted); font-weight: 400; }

.tool-layout { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-6); align-items: start; }

/* ------------------------------------------------------------- Recommendation */
.opt-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--sp-4); }
.opt-card {
  text-align: left; cursor: pointer; padding: var(--sp-5);
  border: 1.5px solid var(--c-line-2); border-radius: var(--r-lg); background: #fff;
  display: flex; flex-direction: column; gap: var(--sp-3);
  transition: transform .25s var(--ease), border-color .25s, box-shadow .25s;
}
.opt-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); border-color: var(--c-ink); }
.opt-card.is-active { border-color: var(--c-primary); box-shadow: 0 0 0 4px var(--c-primary-100); }
.opt-card .ico { width: 50px; height: 50px; display: grid; place-items: center; border-radius: 14px; background: var(--c-primary-050); color: var(--c-primary-600); }
.opt-card h3 { font-family: var(--f-body); font-weight: 800; font-size: var(--fs-400); }
.opt-card p { color: var(--c-muted); font-size: var(--fs-300); }

.result {
  margin-top: var(--sp-6); border-radius: var(--r-lg); overflow: hidden;
  border: 1px solid var(--c-line); background: #fff; box-shadow: var(--sh-md);
  opacity: 0; transform: translateY(12px); transition: opacity .4s var(--ease), transform .4s var(--ease);
}
.result.show { opacity: 1; transform: none; }
.result__top { display: grid; grid-template-columns: auto 1fr; gap: var(--sp-5); align-items: center; padding: var(--sp-6); background: var(--c-secondary); color: #fff; }
.result__badge { font-family: var(--f-display); font-weight: 800; font-size: 2.6rem; letter-spacing: -.04em; width: 120px; height: 120px; display: grid; place-items: center; border-radius: var(--r-lg); background: var(--_accent, var(--c-primary)); color: #fff; box-shadow: var(--sh-lg); }
.result__top .rk { font-family: var(--f-mono); font-size: var(--fs-200); letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.6); }
.result__top h3 { font-size: var(--fs-600); margin: .3rem 0; }
.result__top p { color: rgba(255,255,255,.75); font-size: var(--fs-300); }
.result__props { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px,1fr)); gap: var(--sp-4); padding: var(--sp-6); }
.prop .k { font-family: var(--f-mono); font-size: var(--fs-100); letter-spacing: .1em; text-transform: uppercase; color: var(--c-muted); }
.prop .v { font-weight: 800; margin-top: .2rem; }
.result__foot { padding: 0 var(--sp-6) var(--sp-6); }

/* ------------------------------------------------------------- Comparison table */
.compare-toggles { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: var(--sp-5); }
.toggle-chip { display: inline-flex; align-items: center; gap: .5rem; padding: .5rem 1rem; border-radius: var(--r-pill); border: 1.5px solid var(--c-line-2); background: #fff; font-weight: 700; font-size: var(--fs-300); cursor: pointer; transition: all .2s; }
.toggle-chip .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--_accent, var(--c-primary)); }
.toggle-chip[aria-pressed="false"] { opacity: .45; }
.toggle-chip:hover { border-color: var(--c-ink); }

.compare-wrap { border: 1px solid var(--c-line); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sh-sm); }
.compare-scroll { overflow-x: auto; }
table.compare { width: 100%; border-collapse: collapse; min-width: 620px; }
table.compare th, table.compare td { padding: var(--sp-4) var(--sp-4); text-align: left; border-bottom: 1px solid var(--c-line); vertical-align: middle; }
table.compare thead th { background: var(--c-surface); position: sticky; top: 0; }
table.compare thead th .m { font-family: var(--f-display); font-weight: 800; font-size: var(--fs-400); color: var(--_accent, var(--c-ink)); }
table.compare thead th .sub { font-family: var(--f-mono); font-size: var(--fs-100); color: var(--c-muted); letter-spacing: .06em; text-transform: uppercase; display: block; }
table.compare tbody tr:hover td { background: var(--c-primary-050); }
table.compare .param { font-weight: 700; }
table.compare .param small { display: block; font-weight: 400; font-size: var(--fs-200); color: var(--c-muted); font-family: var(--f-mono); }
.rating { display: flex; align-items: center; gap: .6rem; }
.rating .dots { display: inline-flex; gap: 3px; }
.rating .dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--c-line-2); }
.rating .dots i.on { background: var(--_accent, var(--c-primary)); }
.rating .num { font-family: var(--f-mono); font-size: var(--fs-200); color: var(--c-muted); }
td.best { position: relative; }
td.best::before { content: "BEST"; position: absolute; top: 6px; right: 6px; font-family: var(--f-mono); font-size: 8px; font-weight: 700; letter-spacing: .1em; color: var(--c-success); }

/* ------------------------------------------------------------- About page */
.prose { max-width: 68ch; }
.prose p { color: var(--c-ink-2); margin-bottom: var(--sp-4); }
.prose p:last-child { margin-bottom: 0; }
.prose strong { color: var(--c-ink); }

.callout { border-left: 4px solid var(--c-primary); background: var(--c-primary-050); border-radius: 0 var(--r-md) var(--r-md) 0; padding: var(--sp-5) var(--sp-6); font-family: var(--f-display); font-size: var(--fs-500); line-height: 1.3; color: var(--c-ink); }

.check-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0 var(--sp-6); }
.check-list li { display: flex; align-items: center; gap: .7rem; font-weight: 600; font-size: var(--fs-300); padding: .7rem 0; border-bottom: 1px solid var(--c-line); }
.check-list li::before { content: "✓"; flex: none; width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; background: var(--c-primary-050); color: var(--c-primary-600); font-weight: 800; font-size: .8rem; }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--sp-4); }
.feature { padding: var(--sp-5); border: 1px solid var(--c-line); border-radius: var(--r-lg); background: #fff; transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.feature:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }
.feature h3 { font-family: var(--f-body); font-weight: 800; font-size: var(--fs-400); margin-bottom: .4rem; display: flex; align-items: center; gap: .55rem; }
.feature h3::before { content: ""; flex: none; width: 10px; height: 10px; border-radius: 50%; background: var(--c-primary); }
.feature p { color: var(--c-muted); font-size: var(--fs-300); }

.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: var(--sp-5); }
.info-item .k { font-family: var(--f-mono); font-size: var(--fs-100); letter-spacing: .1em; text-transform: uppercase; color: var(--c-muted); }
.info-item .v { font-weight: 700; margin-top: .25rem; }
.info-item .v a { color: var(--c-accent); }

.chip-row { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: var(--sp-5); }
.chip-row .pill { padding: .5rem 1.1rem; border-radius: var(--r-pill); background: var(--c-secondary); color: #fff; font-weight: 700; font-size: var(--fs-300); }

/* ------------------------------------------------------------- FAQ */
.faq { max-width: 840px; }
.faq details { border-bottom: 1px solid var(--c-line); }
.faq details:first-child { border-top: 1px solid var(--c-line); }
.faq summary { cursor: pointer; list-style: none; padding: var(--sp-5) 0; font-family: var(--f-display); font-weight: 700; font-size: var(--fs-500); display: flex; justify-content: space-between; align-items: center; gap: var(--sp-4); transition: color .2s; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--c-primary-600); }
.faq summary::after { content: "+"; flex: none; font-family: var(--f-body); font-weight: 700; color: var(--c-primary); font-size: 1.6rem; line-height: 1; transition: transform .25s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq__a { padding: 0 0 var(--sp-5); color: var(--c-muted); font-size: var(--fs-400); max-width: 72ch; }
.faq__a a { color: var(--c-accent); font-weight: 600; }

/* ------------------------------------------------------------- Map embed */
.map-embed { margin-top: var(--sp-5); border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--c-line); box-shadow: var(--sh-sm); }
.map-embed iframe { display: block; width: 100%; height: 340px; border: 0; }

/* ------------------------------------------------------------- Reveal animation */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }

/* ------------------------------------------------------------- Floating WhatsApp button */
.wa-fab {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  display: inline-flex; align-items: center; gap: .55rem;
  padding: 12px 18px 12px 14px;
  background: #25D366; color: #fff; border-radius: var(--r-pill);
  box-shadow: 0 10px 26px rgba(37,211,102,.45);
  font-family: var(--f-body); font-weight: 700; font-size: var(--fs-300); text-decoration: none;
  animation: waPulse 2.6s ease-out infinite;
  transition: transform .2s var(--ease), background .2s;
}
.wa-fab:hover { background: #1EBE59; transform: translateY(-2px); }
.wa-fab svg { flex: none; }
.wa-fab__label { white-space: nowrap; }
@keyframes waPulse {
  0%   { box-shadow: 0 10px 26px rgba(37,211,102,.45), 0 0 0 0 rgba(37,211,102,.5); }
  70%  { box-shadow: 0 10px 26px rgba(37,211,102,.45), 0 0 0 16px rgba(37,211,102,0); }
  100% { box-shadow: 0 10px 26px rgba(37,211,102,.45), 0 0 0 0 rgba(37,211,102,0); }
}
@media (max-width: 600px) {
  .wa-fab { right: 16px; bottom: 16px; padding: 14px; }
  .wa-fab__label { display: none; }
}
@media (prefers-reduced-motion: reduce) { .wa-fab { animation: none; } }

/* ------------------------------------------------------------- Mobile menu */
.mobile-menu { position: fixed; inset: var(--nav-h) 0 0; z-index: 45; background: #fff; transform: translateX(100%); transition: transform .35s var(--ease); padding: var(--sp-5); overflow-y: auto; }
.mobile-menu.open { transform: none; }
.mobile-menu a { display: block; padding: var(--sp-4) 0; font-family: var(--f-display); font-size: 1.6rem; font-weight: 700; border-bottom: 1px solid var(--c-line); }
body.no-scroll { overflow: hidden; }

/* ------------------------------------------------------------- Cart drawer */
.cart { position: fixed; inset: 0; z-index: 90; }
.cart[hidden] { display: none; }
.cart__overlay { position: absolute; inset: 0; background: rgba(10,10,12,.5); backdrop-filter: blur(3px); animation: fade .25s var(--ease); }
.cart__panel {
  position: absolute; top: 0; right: 0; height: 100%; width: min(100%, 420px);
  background: #fff; box-shadow: var(--sh-lg); display: flex; flex-direction: column;
  animation: slideIn .32s var(--ease);
}
@keyframes slideIn { from { transform: translateX(100%); } }
.cart__head { display: flex; align-items: center; justify-content: space-between; padding: var(--sp-5); border-bottom: 1px solid var(--c-line); }
.cart__head h2 { font-size: var(--fs-500); }
.cart__head #cartCount { color: var(--c-muted); font-family: var(--f-mono); font-size: var(--fs-300); }
.cart__body { flex: 1; overflow-y: auto; padding: var(--sp-4) var(--sp-5); }
.cart__foot:not(:empty) { padding: var(--sp-5); border-top: 1px solid var(--c-line); background: var(--c-surface); }

.cart-empty { text-align: center; padding: var(--sp-8) var(--sp-4); color: var(--c-muted); }
.cart-empty p:first-child { font-family: var(--f-display); font-size: var(--fs-500); color: var(--c-ink); margin-bottom: var(--sp-2); }

.cart-item { display: grid; grid-template-columns: 64px 1fr auto; gap: var(--sp-3); padding: var(--sp-4) 0; border-bottom: 1px solid var(--c-line); align-items: start; }
.cart-item__media { background: var(--c-surface); border-radius: var(--r-md); padding: 6px; display: grid; place-items: center; }
.cart-item__name { font-weight: 800; font-size: var(--fs-300); }
.cart-item__meta { font-family: var(--f-mono); font-size: var(--fs-100); letter-spacing: .06em; text-transform: uppercase; color: var(--c-muted); margin: .15rem 0 .5rem; }
.cart-item__right { text-align: right; display: flex; flex-direction: column; align-items: flex-end; gap: .4rem; }
.cart-item__price { font-family: var(--f-display); font-weight: 800; font-size: var(--fs-400); }
.cart-item__remove { background: none; border: 0; color: var(--c-muted); font-size: var(--fs-200); cursor: pointer; padding: 0; text-decoration: underline; }
.cart-item__remove:hover { color: #DC2626; }

.qty--sm { margin: 0; }
.qty--sm .qty__btn { width: 32px; font-size: 1.1rem; }
.qty--sm .qty__val { display: inline-grid; place-items: center; min-width: 40px; border-inline: 1.5px solid var(--c-line-2); font-family: var(--f-display); font-weight: 800; }

.cart-subtotal { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: var(--sp-4); }
.cart-subtotal span { color: var(--c-muted); font-size: var(--fs-300); }
.cart-subtotal b { font-family: var(--f-display); font-size: var(--fs-600); }

@media (max-width: 760px) { .cart__panel { width: 100%; } }

/* ------------------------------------------------------------- Catalog drill-down modal */
.drill { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: var(--sp-4); }
.drill[hidden] { display: none; }
.drill__overlay { position: absolute; inset: 0; background: rgba(10,10,12,.55); backdrop-filter: blur(4px); animation: fade .25s var(--ease); }
.drill__panel {
  position: relative; width: min(100%, 860px); max-height: min(88vh, 760px);
  display: flex; flex-direction: column; overflow: hidden;
  background: #fff; border-radius: var(--r-lg); box-shadow: var(--sh-lg);
  animation: pop .3s var(--ease);
}
@keyframes fade { from { opacity: 0 } }
@keyframes pop { from { opacity: 0; transform: translateY(16px) scale(.98) } }
.drill__head { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); padding: var(--sp-4) var(--sp-5); border-bottom: 1px solid var(--c-line); }
.drill__crumbs { display: flex; align-items: center; gap: .4rem; flex-wrap: wrap; font-family: var(--f-mono); font-size: var(--fs-200); }
.drill__crumbs .cx { color: var(--c-line-2); }
.drill__crumbs button { background: none; border: 0; cursor: pointer; padding: .2rem .1rem; color: var(--c-primary-600); font: inherit; }
.drill__crumbs button:hover { text-decoration: underline; }
.drill__crumbs .now { color: var(--c-ink); font-weight: 700; }
.drill__close { display: grid; place-items: center; width: 40px; height: 40px; flex: none; border-radius: 50%; border: 1px solid var(--c-line-2); background: #fff; cursor: pointer; transition: border-color .2s, transform .2s; }
.drill__close:hover { border-color: var(--c-ink); transform: rotate(90deg); }
.drill__body { padding: var(--sp-5) var(--sp-5) var(--sp-6); overflow-y: auto; }
.drill__step-title { font-family: var(--f-display); font-size: var(--fs-500); margin-bottom: .35rem; }
.drill__step-sub { color: var(--c-muted); font-size: var(--fs-300); margin-bottom: var(--sp-5); }
.drill__step-sub b { color: var(--c-ink); }

/* choice grids */
.choice-colors { display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: var(--sp-3); }
.choice-brands { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: var(--sp-3); }
.choice {
  display: flex; align-items: center; gap: .7rem; text-align: left; cursor: pointer;
  padding: var(--sp-3); border: 1.5px solid var(--c-line-2); border-radius: var(--r-md); background: #fff;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.choice:hover { border-color: var(--c-ink); transform: translateY(-2px); box-shadow: var(--sh-sm); }
.choice.col { flex-direction: column; text-align: center; gap: .5rem; }
.choice .chip { width: 44px; height: 44px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(0,0,0,.12); flex: none; }
.choice .cname { font-weight: 700; font-size: var(--fs-300); }
.choice .binitial { width: 40px; height: 40px; flex: none; border-radius: 10px; display: grid; place-items: center; font-family: var(--f-display); font-weight: 800; color: #fff; background: var(--c-secondary); }
.choice .bmeta { display: flex; flex-direction: column; }
.choice .bmeta small { font-family: var(--f-mono); font-size: var(--fs-100); color: var(--c-muted); }

/* product view (final step) */
.drill-product { display: grid; grid-template-columns: 240px 1fr; gap: var(--sp-6); align-items: start; }
.drill-product__media { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: var(--r-md); padding: var(--sp-5); display: grid; place-items: center; }
.drill-product__brand { font-family: var(--f-mono); font-size: var(--fs-200); letter-spacing: .12em; text-transform: uppercase; color: var(--c-muted); }
.drill-product h3 { font-family: var(--f-display); font-size: var(--fs-600); margin: .25rem 0 var(--sp-4); }
.drill-product .price { margin-bottom: var(--sp-4); }
.drill-product .price b { font-family: var(--f-display); font-size: var(--fs-600); }
.price-unit { font-family: var(--f-mono); font-size: var(--fs-300); color: var(--c-muted); font-weight: 400; }
.weight-chips { display: flex; flex-wrap: wrap; gap: .5rem; margin: .4rem 0 var(--sp-5); }

/* quantity stepper */
.qty { display: inline-flex; align-items: stretch; border: 1.5px solid var(--c-line-2); border-radius: var(--r-pill); overflow: hidden; margin: .4rem 0 var(--sp-5); }
.qty__btn { width: 44px; border: 0; background: #fff; font-size: 1.3rem; font-weight: 700; line-height: 1; cursor: pointer; color: var(--c-ink); transition: background .2s; }
.qty__btn:hover { background: var(--c-surface); }
.qty__input { width: 56px; border: 0; border-inline: 1.5px solid var(--c-line-2); text-align: center; font-family: var(--f-display); font-weight: 800; font-size: var(--fs-400); background: #fff; -moz-appearance: textfield; }
.qty__input::-webkit-outer-spin-button, .qty__input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.qty__input:focus { outline: none; }

/* buy row */
.dp-buy { display: flex; align-items: center; gap: var(--sp-5); flex-wrap: wrap; }
.dp-subtotal { font-size: var(--fs-300); color: var(--c-muted); }
.dp-subtotal b { display: block; font-family: var(--f-display); font-size: var(--fs-500); color: var(--c-ink); }
.wchip { padding: .5rem 1rem; border-radius: var(--r-pill); border: 1.5px solid var(--c-line-2); background: #fff; font-weight: 700; font-size: var(--fs-300); cursor: pointer; transition: all .2s; }
.wchip:hover { border-color: var(--c-ink); }
.wchip[aria-pressed="true"] { background: var(--c-secondary); color: #fff; border-color: var(--c-secondary); }
.spec-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: var(--sp-3); margin-bottom: var(--sp-5); }
.spec-list .k { font-family: var(--f-mono); font-size: var(--fs-100); letter-spacing: .08em; text-transform: uppercase; color: var(--c-muted); }
.spec-list .v { font-weight: 700; font-size: var(--fs-300); }
.field-label { font-family: var(--f-mono); font-size: var(--fs-100); letter-spacing: .1em; text-transform: uppercase; color: var(--c-muted); margin-bottom: .4rem; }

@media (max-width: 620px) {
  .drill-product { grid-template-columns: 1fr; }
  .drill-product__media { max-width: 200px; }
}

/* ------------------------------------------------------------- Responsive */
@media (max-width: 940px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__art { order: -1; max-width: 340px; }
  .tool-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-about { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .nav__links, .nav__actions .btn { display: none; }
  .nav__toggle { display: inline-grid; }
  .result__top { grid-template-columns: 1fr; text-align: center; justify-items: center; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero__stats { gap: var(--sp-5); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}