/* HEXKIT ACADEMY — Hexbolt palette, mobile-first */
:root {
  --charcoal: #1A1D21;
  --lime: #B8F000;
  --offwhite: #F4F5F0;
  --mid: #5C6370;
  --white: #ffffff;
  --radius: 12px;
  --shadow: 0 8px 24px rgba(26, 29, 33, 0.08);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max: 720px;
  --wide: 960px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--charcoal);
  background: var(--offwhite);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--charcoal);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--mid);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--lime);
  color: var(--charcoal);
  padding: 0.5rem 1rem;
  z-index: 100;
  font-weight: 600;
}

.skip-link:focus {
  left: 0.5rem;
  top: 0.5rem;
}

.wrap {
  width: min(100% - 2rem, var(--wide));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 245, 240, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(26, 29, 33, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  min-height: 56px;
}

.logo img {
  width: clamp(148px, 42vw, 200px);
  height: auto;
}

.nav {
  display: none;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.nav a {
  text-decoration: none;
  color: var(--mid);
}

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

.nav-cta {
  background: var(--charcoal);
  color: var(--offwhite) !important;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  font-weight: 600;
}

.nav-cta:hover {
  background: #2a2e34;
  color: var(--lime) !important;
}

@media (min-width: 720px) {
  .nav {
    display: flex;
  }
}

/* Hero */
.hero {
  background: var(--charcoal);
  color: var(--offwhite);
  padding: 3rem 0 3.5rem;
}

.hero-inner {
  max-width: var(--max);
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lime);
  margin: 0 0 0.75rem;
}

.hero .eyebrow {
  color: var(--lime);
}

.hero h1 {
  font-size: clamp(1.75rem, 5.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

.lede {
  font-size: 1.05rem;
  color: rgba(244, 245, 240, 0.85);
  margin: 0 0 1.5rem;
  max-width: 38rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.hero-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}

.hero-points li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(244, 245, 240, 0.9);
}

.hero-points img {
  width: 28px;
  height: 28px;
  /* Icons are charcoal strokes; invert for dark hero */
  filter: invert(1) brightness(1.1);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-primary {
  background: var(--lime);
  color: var(--charcoal);
  border-color: var(--lime);
}

.btn-primary:hover {
  background: #c8ff33;
  color: var(--charcoal);
}

.btn-ghost {
  background: transparent;
  color: var(--offwhite);
  border-color: rgba(244, 245, 240, 0.35);
}

.btn-ghost:hover {
  border-color: var(--lime);
  color: var(--lime);
}

.btn-block {
  width: 100%;
}

/* Sections */
.section {
  padding: 3rem 0;
}

.section-alt {
  background: var(--white);
}

.section h2 {
  font-size: clamp(1.4rem, 4vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

.section .eyebrow {
  color: var(--mid);
}

.section-lede {
  color: var(--mid);
  max-width: 38rem;
  margin: 0 0 1.75rem;
}

/* Paid intro */
.paid-seat .wrap {
  max-width: var(--max);
}

.paid-seat-card {
  background: var(--charcoal);
  color: var(--offwhite);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.paid-seat-details {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  margin-bottom: 1.25rem;
}

.paid-seat-details div {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.paid-seat-label {
  color: rgba(244, 245, 240, 0.65);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.paid-seat-details strong {
  font-size: 1.25rem;
}

.paid-seat-note {
  color: rgba(244, 245, 240, 0.82);
  margin: 0 0 1.25rem;
}

.paid-seat-actions {
  display: grid;
  gap: 0.75rem;
}

.checkout-step {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.checkout-step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 1.75rem;
  width: 1.75rem;
  height: 1.75rem;
  border: 1px solid rgba(244, 245, 240, 0.45);
  border-radius: 50%;
  color: var(--lime);
  font-size: 0.85rem;
  font-weight: 800;
}

.checkout-step-copy {
  display: flex;
  flex: 1;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 0.75rem;
}

.checkout-step-copy strong {
  flex: 1 0 100%;
  font-size: 1rem;
}

.checkout-step-note {
  flex: 1 0 100%;
  margin: -0.1rem 0 0;
  color: rgba(244, 245, 240, 0.7);
  font-size: 0.85rem;
}

.btn-secondary {
  background: transparent;
  color: var(--offwhite);
  border-color: rgba(244, 245, 240, 0.35);
}

.btn-secondary:hover {
  border-color: var(--lime);
  color: var(--lime);
}

.btn-disabled {
  cursor: not-allowed;
  opacity: 0.58;
  pointer-events: none;
}

.partner-card {
  background: var(--offwhite);
  border: 1px solid rgba(26, 29, 33, 0.08);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  max-width: 36rem;
}

.partner-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 700;
}

.partner-card p {
  margin: 0 0 1.25rem;
  color: var(--mid);
}

.section-alt .partner-card {
  background: var(--offwhite);
}

/* Cards */
.card-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 560px) {
  .card-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.card {
  background: var(--white);
  border: 1px solid rgba(26, 29, 33, 0.08);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.section:not(.section-alt) .card {
  background: var(--white);
}

.card img {
  margin-bottom: 0.75rem;
}

.card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 700;
}

.card p {
  margin: 0;
  color: var(--mid);
  font-size: 0.95rem;
}

/* FAQ */
.faq-list {
  max-width: var(--max);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.faq-list details {
  background: var(--offwhite);
  border: 1px solid rgba(26, 29, 33, 0.08);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
}

.faq-list summary {
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  font-weight: 700;
  color: var(--mid);
  font-size: 1.25rem;
  line-height: 1;
}

.faq-list details[open] summary::after {
  content: "−";
  color: var(--charcoal);
}

.faq-list details p {
  margin: 0.65rem 0 0;
  color: var(--mid);
  font-size: 0.95rem;
}

/* Waitlist */
.waitlist {
  background: var(--charcoal);
  color: var(--offwhite);
}

.waitlist .eyebrow {
  color: var(--lime);
}

.waitlist .section-lede {
  color: rgba(244, 245, 240, 0.8);
}

.waitlist-inner {
  max-width: 28rem;
}

.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.form-note {
  color: var(--lime);
  font-size: 0.9rem;
  font-weight: 600;
  margin: -0.25rem 0 0.75rem;
}

.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
}

.checkbox-field input[type="checkbox"] {
  width: 1.2rem;
  min-width: 1.2rem;
  height: 1.2rem;
  margin: 0.15rem 0 0;
  padding: 0;
  accent-color: var(--lime);
}

.checkbox-field label {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.4;
}

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--offwhite);
}

.optional {
  font-weight: 400;
  color: rgba(244, 245, 240, 0.55);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid rgba(244, 245, 240, 0.2);
  border-radius: 8px;
  background: rgba(244, 245, 240, 0.06);
  color: var(--offwhite);
  font-family: inherit;
  font-size: 1rem;
}

.field input::placeholder,
.field textarea::placeholder {
  color: rgba(244, 245, 240, 0.4);
}

.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23F4F5F0' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2.25rem;
}

.field select option {
  background: var(--charcoal);
  color: var(--offwhite);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
  border-color: var(--lime);
}

.mailto-fallback {
  font-size: 0.9rem;
  color: rgba(244, 245, 240, 0.65);
  margin: 0;
}

.mailto-fallback a {
  color: var(--lime);
  font-weight: 600;
}

.mailto-fallback a:hover {
  color: #c8ff33;
}

/* Footer */
.site-footer {
  background: var(--charcoal);
  border-top: 1px solid rgba(244, 245, 240, 0.1);
  padding: 2rem 0 2.5rem;
  color: rgba(244, 245, 240, 0.7);
}

.footer-inner {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.footer-mark {
  /* mark is charcoal; invert for dark footer */
  filter: invert(1) brightness(1.05);
  flex-shrink: 0;
}

.footer-brand {
  margin: 0 0 0.25rem;
  font-weight: 800;
  color: var(--offwhite);
  letter-spacing: -0.01em;
}

.footer-meta {
  margin: 0;
  font-size: 0.85rem;
}

.footer-meta a {
  color: var(--lime);
  text-decoration: none;
}

.footer-meta a:hover {
  text-decoration: underline;
}

/* Focus visible for a11y */
:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

button:focus-visible {
  outline-offset: 3px;
}