/* =========================================================================
   Bullet Vending — flat, minimalist theme
   Palette derived from the Bullet Vending logo (dark charcoal + gold)
   ========================================================================= */

:root {
  --bg:           #1a1a1a;
  --bg-alt:       #222222;
  --bg-elev:      #2a2a2a;
  --line:         #2f2f2f;
  --line-strong:  #3a3a3a;
  --ink:          #f5f3ee;
  --ink-soft:     #c9c5bd;
  --ink-mute:     #8a857c;
  --gold:         #D5A43E;
  --gold-bright:  #e8be58;
  --gold-deep:    #a3792b;
  --radius:       4px;
  --radius-lg:    8px;
  --container:    1160px;
  --section-y:    clamp(4rem, 8vw, 7rem);
  --shadow:       0 1px 0 rgba(255,255,255,0.02) inset;
  --t:            220ms cubic-bezier(.2,.7,.2,1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
html.nav-open { overflow: hidden; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; display: block; }
a { color: var(--gold); text-decoration: none; transition: color var(--t); }
a:hover { color: var(--gold-bright); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- Typography ---------- */

h1, h2, h3, h4 {
  font-family: 'Oswald', 'Inter', system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.1;
  margin: 0 0 0.75rem;
}
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); letter-spacing: -0.005em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-soft); }
p  { margin: 0 0 1rem; color: var(--ink-soft); }

.kicker {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
  margin: 0 0 1rem;
}
.accent { color: var(--gold); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--t), color var(--t), border-color var(--t), transform var(--t);
  text-decoration: none;
  letter-spacing: 0.02em;
}
.btn--primary {
  background: var(--gold);
  color: #1a1a1a;
  border-color: var(--gold);
}
.btn--primary:hover {
  background: var(--gold-bright);
  border-color: var(--gold-bright);
  color: #1a1a1a;
}
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn--ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ---------- Navigation ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 1.5rem;
  background: rgba(26,26,26,0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink);
  font-weight: 700;
}
.nav__brand:hover { color: var(--ink); }
.nav__mark { color: var(--gold); }
.nav__wordmark {
  font-family: 'Oswald', sans-serif;
  font-size: 1.05rem;
  letter-spacing: 0.16em;
}
.nav__list {
  grid-column: 3;
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
  margin: 0; padding: 0;
}
.nav__list a {
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
  transition: color var(--t), border-color var(--t);
}
.nav__list a:hover { color: var(--ink); }
.nav__list a.is-active { color: var(--gold); border-color: var(--gold); }
.nav__cta { padding: 0.55rem 1rem; font-size: 0.85rem; }
.nav__toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  width: 44px; height: 44px;
  cursor: pointer;
  padding: 0;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  justify-content: center;
}
.nav__toggle span {
  display: block;
  width: 18px; height: 2px;
  background: var(--ink);
}

@media (max-width: 920px) {
  .nav {
    grid-template-columns: 1fr auto;
  }
  .nav__toggle { display: flex; grid-column: 2; grid-row: 1; }
  .nav__cta { display: none; }
  .nav__list {
    display: none;
    grid-column: 1 / -1;
    grid-row: 2;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-top: 1rem;
    border-top: 1px solid var(--line);
    margin-top: 0.5rem;
  }
  .nav__list li { padding: 0.65rem 0; border-bottom: 1px solid var(--line); }
  .nav__list a { display: block; font-size: 1.05rem; }
  html.nav-open .nav__list { display: flex; }
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  padding: clamp(4rem, 9vw, 8rem) 0 clamp(3rem, 7vw, 6rem);
  overflow: hidden;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 500px at 80% 20%, rgba(213,164,62,0.10), transparent 60%),
    radial-gradient(700px 500px at 0% 90%, rgba(213,164,62,0.05), transparent 60%);
}
.hero__inner { position: relative; max-width: 920px; }
.hero__title { margin: 0 0 1.25rem; }
.hero__lede {
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  color: var(--ink-soft);
  max-width: 56ch;
  margin: 0 0 2rem;
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 3rem;
}
.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 0;
  max-width: 640px;
}
.hero__stats > div {
  background: var(--bg-alt);
  padding: 1rem 1.25rem;
}
.hero__stats dt {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 0.25rem;
}
.hero__stats dd {
  margin: 0;
  font-family: 'Oswald', sans-serif;
  font-size: 1.4rem;
  color: var(--gold);
  font-weight: 700;
}
@media (max-width: 560px) {
  .hero__stats { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Page head (interior pages) ---------- */

.page-head {
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(600px 300px at 90% 0%, rgba(213,164,62,0.07), transparent 60%),
    var(--bg);
}
.page-head__title { margin-bottom: 1rem; max-width: 20ch; }
.page-head__lede {
  max-width: 60ch;
  font-size: 1.05rem;
  color: var(--ink-soft);
}

/* ---------- Sections ---------- */

.main { display: block; }
.section { padding: var(--section-y) 0; }
.section--alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section--cta { padding-top: clamp(3rem, 6vw, 5rem); padding-bottom: clamp(3rem, 6vw, 5rem); }
.section__head { margin-bottom: 3rem; max-width: 70ch; }
.section__title { margin-bottom: 0.75rem; }
.section__intro { font-size: 1.05rem; color: var(--ink-soft); }
.section__cta { margin-top: 2rem; }

/* ---------- Grid + cards ---------- */

.grid {
  display: grid;
  gap: 1.25rem;
}
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 880px) {
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid--2, .grid--3 { grid-template-columns: 1fr; }
}

.card {
  padding: 1.75rem;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: border-color var(--t), transform var(--t);
}
.card:hover {
  border-color: var(--line-strong);
}
.card__icon {
  width: 40px; height: 40px;
  display: inline-flex;
  align-items: center; justify-content: center;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: 'Oswald', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  letter-spacing: 0.04em;
}
.card__title { margin-bottom: 0.5rem; color: var(--ink); }
.card__body  { color: var(--ink-soft); margin: 0; font-size: 0.97rem; }

/* ---------- Steps (how-it-works) ---------- */

.steps {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.25rem;
  align-items: start;
  padding: 1.75rem 2rem;
  background: var(--bg-alt);
}
.step__num {
  font-family: 'Oswald', sans-serif;
  font-size: 1.5rem;
  color: var(--gold);
  letter-spacing: 0.06em;
  font-weight: 700;
}
.step__title { margin-bottom: 0.35rem; }
.step__body  { margin: 0; color: var(--ink-soft); }
@media (max-width: 600px) {
  .step { grid-template-columns: 1fr; padding: 1.5rem; gap: 0.5rem; }
}

/* ---------- Gallery (home teaser) ---------- */

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.gallery__card {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: var(--radius-lg);
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  background: var(--bg-alt);
}
.gallery__card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 600ms ease, filter var(--t);
  filter: saturate(0.92) contrast(1.04);
}
.gallery__card:hover img { transform: scale(1.04); filter: saturate(1.05) contrast(1.08); }
.gallery__caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 0.75rem 1rem;
  background: linear-gradient(to top, rgba(0,0,0,0.85), rgba(0,0,0,0));
  color: var(--ink);
  font-size: 0.88rem;
  letter-spacing: 0.02em;
}
@media (max-width: 880px) {
  .gallery { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .gallery { grid-template-columns: 1fr; }
}

/* ---------- Figures (how-it-works) ---------- */

.figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-elev);
}
.figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.94) contrast(1.04);
}
.figure figcaption {
  padding: 1rem 1.25rem;
  font-size: 0.92rem;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
}

/* ---------- Installations page ---------- */

.installs {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}
.install {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.install:nth-child(even) { direction: rtl; }
.install:nth-child(even) > * { direction: ltr; }
.install__media {
  position: relative;
  background: var(--bg-alt);
  aspect-ratio: 16 / 11;
}
.install__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.94) contrast(1.05);
}
.install__tag {
  position: absolute;
  top: 1rem; left: 1rem;
  padding: 0.3rem 0.7rem;
  background: rgba(26,26,26,0.85);
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}
.install__copy {
  padding: 2rem 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.install__title { margin-bottom: 0.75rem; font-size: 1.4rem; }
.install__body  { margin: 0; color: var(--ink-soft); }
@media (max-width: 760px) {
  .install { grid-template-columns: 1fr; }
  .install:nth-child(even) { direction: ltr; }
  .install__copy { padding: 1.5rem; }
}

/* ---------- Stats ---------- */

.stat {
  text-align: center;
  padding: 2rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--bg-elev);
}
.stat__num {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--gold);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat__label {
  color: var(--ink-mute);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ---------- Tag grid (service area) ---------- */

.tag-grid {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1rem;
  background: var(--bg-elev);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}

/* ---------- NAP address in footer ---------- */

.footer__nap {
  margin-top: 0.5rem;
  font-style: normal;
  font-size: 0.88rem;
  color: var(--ink-mute);
}
.footer__nap a { color: var(--ink-soft); }

/* ---------- Prose (about) ---------- */

.prose {
  max-width: 65ch;
  font-size: 1.05rem;
}
.prose p { margin-bottom: 1.25rem; color: var(--ink-soft); }

/* ---------- FAQ ---------- */

.faq {
  max-width: 760px;
  border-top: 1px solid var(--line);
}
.faq__item {
  border-bottom: 1px solid var(--line);
}
.faq__q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0;
  cursor: pointer;
  list-style: none;
  font-family: 'Oswald', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q::after {
  content: "+";
  color: var(--gold);
  font-size: 1.4rem;
  font-weight: 400;
  line-height: 1;
  transition: transform var(--t);
}
.faq__item[open] .faq__q::after { content: "−"; }
.faq__a {
  margin: 0;
  padding: 0 0 1.5rem;
  color: var(--ink-soft);
  max-width: 65ch;
}

/* ---------- Form ---------- */

.form {
  max-width: 640px;
  display: grid;
  gap: 1rem;
}
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 600;
}
.form input,
.form select,
.form textarea {
  font: inherit;
  font-size: 0.97rem;
  padding: 0.85rem 1rem;
  background: var(--bg-elev);
  color: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  transition: border-color var(--t), background var(--t);
  text-transform: none;
  letter-spacing: normal;
}
.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--gold);
  background: var(--bg-alt);
}
.form textarea { resize: vertical; min-height: 120px; }
.form__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.5rem;
}
.form__status:not(:empty) { color: var(--ink-soft); font-size: 0.9rem; }
.form__thanks {
  padding: 1.5rem 1.75rem;
  border: 1px solid var(--gold);
  border-radius: var(--radius-lg);
  background: rgba(213,164,62,0.08);
  color: var(--ink);
}
.form__thanks p { margin: 0; color: var(--ink); }
@media (max-width: 560px) {
  .form__row { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--line);
  background: #141414;
  padding: 3.5rem 0 1.5rem;
}
.footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 3rem;
  margin-bottom: 2rem;
}
.footer__brand {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
}
.footer__mark { color: var(--gold); }
.footer__name {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--ink);
  margin-bottom: 0.35rem;
}
.footer__tag { color: var(--ink-mute); font-size: 0.92rem; margin: 0; max-width: 32ch; }
.footer__cols {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
.footer__cols h4 {
  margin-bottom: 0.85rem;
  color: var(--ink-mute);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
}
.footer__cols ul { list-style: none; margin: 0; padding: 0; }
.footer__cols li { padding: 0.25rem 0; font-size: 0.92rem; color: var(--ink-soft); }
.footer__cols a { color: var(--ink-soft); }
.footer__cols a:hover { color: var(--gold); }
.footer__legal {
  max-width: var(--container);
  margin: 0 auto;
  padding: 1.5rem 1.5rem 0;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 0.75rem;
  color: var(--ink-mute);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}
@media (max-width: 760px) {
  .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer__cols  { grid-template-columns: 1fr 1fr; }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}