/* ===================================================================
   KLEMF 2-GUN COMPETITION — sign-up mockup
   Token system: gunmetal/steel base, brass + blaze accents,
   stencil display type, mono utility type for range-card data.
   Mobile-first: base rules target ~375–430px, then scale up.
   =================================================================== */

:root {
  /* color */
  --ink: #14171a;
  --panel: #1c2024;
  --panel-raised: #232931;
  --steel: #3a434c;
  --steel-light: #6b7682;
  --brass: #c9a24b;
  --brass-soft: #e3cf94;
  --blaze: #e3572b;
  --paper: #ede9dd;
  --paper-dim: #a8aeb4;
  --line: rgba(237, 233, 221, 0.12);

  /* type */
  --font-display: "Big Shoulders Stencil Display", "Arial Narrow", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", monospace;

  /* layout */
  --container: 1140px;
  --radius: 3px;
  --radius-lg: 6px;
  --gap: 1rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--brass-soft);
  text-decoration: none;
}

h1, h2, h3 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

p {
  margin: 0;
}

:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 3px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
  margin: 0 0 0.6rem;
}

.section-title {
  font-size: clamp(1.7rem, 6vw, 2.5rem);
  color: var(--paper);
  margin-bottom: 0.75rem;
}

.section-sub {
  color: var(--paper-dim);
  max-width: 640px;
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn-brass {
  background: var(--brass);
  color: var(--ink);
  box-shadow: 0 2px 0 0 rgba(0, 0, 0, 0.25) inset, 0 6px 14px -6px rgba(201, 162, 75, 0.45);
}

.btn-brass:hover {
  background: var(--brass-soft);
}

.btn-outline {
  background: transparent;
  border-color: var(--steel-light);
  color: var(--paper);
}

.btn-outline:hover {
  border-color: var(--brass);
  color: var(--brass-soft);
}

.btn:active {
  transform: translateY(1px);
}

.btn-block {
  width: 100%;
}

.btn-price {
  font-family: var(--font-mono);
  font-weight: 500;
  opacity: 0.85;
  font-size: 0.85em;
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(20, 23, 26, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--paper);
}

.brand-mark {
  width: 22px;
  height: 22px;
  color: var(--brass);
  flex-shrink: 0;
}

.brand-text {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-accent {
  color: var(--brass);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  font-size: 0.82rem;
}

.site-nav a {
  color: var(--paper-dim);
  white-space: nowrap;
}

.site-nav a:hover {
  color: var(--paper);
}

.nav-cta {
  display: none;
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: 3.2rem 1.25rem 2.5rem;
  overflow: hidden;
  background: radial-gradient(ellipse at 70% -10%, rgba(201, 162, 75, 0.12), transparent 55%), var(--ink);
}

.hero-ring {
  position: absolute;
  right: -120px;
  top: -120px;
  width: 320px;
  height: 320px;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.hero-ring::before {
  content: "";
  position: absolute;
  inset: 50px;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.hero-inner {
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2.6rem, 13vw, 5.2rem);
  line-height: 0.98;
  color: var(--paper);
  margin: 0 0 1rem;
}

.hero-title-accent {
  color: var(--brass);
}

.hero-sub {
  max-width: 540px;
  color: var(--paper-dim);
  font-size: 1.02rem;
  margin-bottom: 1.8rem;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2.2rem;
}

.range-card {
  margin: 0;
  background: var(--panel-raised);
  border: 1px solid var(--line);
  border-top: 2px solid var(--brass);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.2rem;
}

.range-card-item {
  border-bottom: 1px dashed var(--line);
  padding-bottom: 0.7rem;
}

.range-card-item dt {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel-light);
  margin-bottom: 0.3rem;
}

.range-card-item dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--paper);
}

/* ---------- dividers (shell casing mark) ---------- */

.divider {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--steel);
}

.divider::before,
.divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.divider-mark {
  width: 28px;
  height: 16px;
  color: var(--brass);
  flex-shrink: 0;
}

/* ---------- shared section spacing ---------- */

.cause,
.sponsors,
.signup {
  max-width: var(--container);
  margin: 0 auto;
  padding: 2.6rem 1.25rem;
}

/* ---------- cause ---------- */

.cause-copy {
  max-width: 620px;
  color: var(--paper-dim);
  margin-bottom: 2rem;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stat-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.4rem, 5vw, 1.9rem);
  color: var(--brass);
}

.stat-label {
  font-size: 0.78rem;
  color: var(--paper-dim);
}

/* ---------- sponsors ---------- */

.tier-row {
  margin-bottom: 1.8rem;
}

.tier-label {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line);
}

.tier-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.tier-amount {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--steel-light);
}

.tier-label--chief .tier-name { color: var(--brass); }
.tier-label--sergeant .tier-name { color: var(--paper); }
.tier-label--officer .tier-name { color: var(--paper-dim); }

.sponsor-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

.sponsor-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  text-align: center;
}

.sponsor-card img {
  max-height: 48px;
  width: auto;
  margin: 0 auto;
  filter: grayscale(0.1);
}

.sponsor-card--wordmark .sponsor-wordmark {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--paper);
}

.sponsor-card--empty {
  border-style: dashed;
  border-color: var(--steel);
  color: var(--steel-light);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.sponsor-cta {
  margin-top: 2.4rem;
  background: var(--panel-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.sponsor-cta-text h3 {
  font-size: 1.2rem;
  margin-bottom: 0.4rem;
  text-transform: none;
}

.sponsor-cta-text p {
  color: var(--paper-dim);
  font-size: 0.92rem;
}

/* ---------- signup ---------- */

.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 0.3rem;
  margin-bottom: 1.6rem;
}

.tab {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: transparent;
  border: none;
  color: var(--paper-dim);
  padding: 0.7rem 0.5rem;
  border-radius: var(--radius);
  cursor: pointer;
}

.tab.is-active {
  background: var(--brass);
  color: var(--ink);
  font-weight: 700;
}

.reg-form {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  border: none;
  margin: 0;
  padding: 0;
}

.form-row--split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}

label, legend {
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--paper-dim);
  padding: 0;
}

input[type="text"],
input[type="email"],
input[type="tel"] {
  background: var(--ink);
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.7rem 0.8rem;
}

input:focus {
  border-color: var(--brass);
}

.chip-group {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.chip {
  position: relative;
}

.chip input {
  position: absolute;
  opacity: 0;
  inset: 0;
  cursor: pointer;
}

.chip span {
  display: inline-flex;
  padding: 0.55rem 1rem;
  border: 1px solid var(--steel);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--paper-dim);
}

.chip input:checked + span {
  background: var(--brass);
  border-color: var(--brass);
  color: var(--ink);
  font-weight: 600;
}

.chip input:focus-visible + span {
  outline: 2px solid var(--brass);
  outline-offset: 2px;
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--paper-dim);
}

.checkbox-row input {
  margin-top: 0.2rem;
  accent-color: var(--brass);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.shooter-set {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.shooter-block {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 0;
}

.shooter-block legend {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.7rem;
  color: var(--brass);
  padding: 0 0.3rem;
}

.confirm {
  margin-top: 1.2rem;
  background: var(--panel-raised);
  border: 1px solid var(--brass);
  border-radius: var(--radius-lg);
  padding: 1.6rem;
  text-align: center;
}

.stamp {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blaze);
  border: 3px solid var(--blaze);
  border-radius: var(--radius);
  padding: 0.3rem 1rem;
  transform: rotate(-4deg);
  margin-bottom: 0.9rem;
}

.confirm-text {
  color: var(--paper);
  margin-bottom: 0.5rem;
}

.confirm-note {
  font-size: 0.78rem;
  color: var(--paper-dim);
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.4rem 1.25rem 6.5rem;
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.footer-brand p {
  color: var(--paper-dim);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  max-width: 360px;
}

.footer-contact p {
  font-size: 0.85rem;
  color: var(--paper-dim);
  margin-bottom: 0.4rem;
}

.footer-contact a {
  color: var(--paper);
}

.footer-legal {
  max-width: var(--container);
  margin: 1.6rem auto 0;
  font-size: 0.72rem;
  color: var(--steel-light);
}

/* ---------- mobile sticky CTA bar ---------- */

.mobile-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 60;
  padding: 0.8rem 1rem calc(0.8rem + env(safe-area-inset-bottom));
  background: rgba(20, 23, 26, 0.95);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--line);
}

/* ===================================================================
   Tablet and up
   =================================================================== */

@media (min-width: 700px) {
  .nav-cta {
    display: inline-flex;
    background: var(--brass);
    color: var(--ink);
    padding: 0.5rem 0.9rem;
    border-radius: var(--radius);
    font-weight: 700;
  }

  .nav-cta:hover {
    color: var(--ink);
  }

  .hero-actions {
    flex-direction: row;
  }

  .range-card {
    grid-template-columns: repeat(3, 1fr);
  }

  .form-row--split {
    grid-template-columns: 1fr 1fr;
  }

  .sponsor-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sponsor-cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .sponsor-cta .btn {
    flex-shrink: 0;
  }

  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
  }

  .mobile-bar {
    display: none;
  }

  .site-footer {
    padding-bottom: 2.4rem;
  }
}

/* ===================================================================
   Desktop
   =================================================================== */

@media (min-width: 1100px) {
  .range-card {
    grid-template-columns: repeat(6, 1fr);
  }

  .range-card-item {
    border-bottom: none;
    border-right: 1px dashed var(--line);
    padding-right: 1rem;
  }

  .range-card-item:last-child {
    border-right: none;
  }

  .sponsor-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .tier-row .sponsor-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ===================================================================
   Reduced motion
   =================================================================== */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn,
  .confirm {
    transition: none;
  }
}