/* ============================================================
   Founder Barter — Shared Stylesheet
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Figtree:wght@400;600;700&display=swap');

/* --- Design Tokens --- */
:root {
  --bg:          #1a2332;
  --card-bg:     #212d3f;
  --accent:      #60a5fa;
  --ink:         #ffffff;
  --faint:       rgba(255, 255, 255, 0.55);
  --rule:        rgba(255, 255, 255, 0.10);
  --btn-bg:      #60a5fa;
  --btn-ink:     #0d1b2a;
  --input-bg:    rgba(255, 255, 255, 0.06);
  --input-bd:    rgba(255, 255, 255, 0.18);
  --font:        'Figtree', sans-serif;
}

/* --- Reset --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* --- Base --- */
html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background-color: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* --- Layout helpers --- */
.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: 4rem;
}

/* --- Nav --- */
.nav {
  border-bottom: 1px solid var(--rule);
  padding-block: 1.25rem;
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  font-family: var(--font);
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--ink);
  line-height: 1;
}

.wordmark strong {
  font-weight: 700;
  color: var(--accent);
}

/* --- Eyebrow label --- */
.eyebrow {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 1rem;
}

/* --- Sections --- */
.section {
  padding-block: 5rem;
}

.section--tight {
  padding-block: 3.5rem;
}

/* --- Hero --- */
.hero__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(96, 165, 250, 0.35);
  border-radius: 100px;
  padding: 0.3rem 0.85rem;
  margin-bottom: 1.75rem;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 700;
  line-height: 1.18;
  max-width: 800px;
  margin-bottom: 1.25rem;
}

.hero__sub {
  font-size: 1.0625rem;
  color: var(--faint);
  max-width: 600px;
  margin-bottom: 2.25rem;
  line-height: 1.65;
}

/* --- Forms (shared) --- */
.form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form--inline {
  flex-direction: row;
  gap: 0.625rem;
  align-items: flex-start;
  flex-wrap: wrap;
}

.form__field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form__label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  font-family: var(--font);
  font-size: 0.9375rem;
  color: var(--ink);
  background: var(--input-bg);
  border: 1px solid var(--input-bd);
  border-radius: 6px;
  padding: 0.625rem 0.875rem;
  outline: none;
  transition: border-color 0.15s;
  appearance: none;
  -webkit-appearance: none;
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  border-color: var(--accent);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: rgba(255, 255, 255, 0.28);
}

.form__select option {
  background: var(--card-bg);
  color: var(--ink);
}

.form__textarea {
  min-height: 80px;
  resize: vertical;
}

.form__select--arrow {
  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 d='M1 1l5 5 5-5' stroke='rgba(255,255,255,0.4)' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.875rem center;
  padding-right: 2.25rem;
}

/* Inline hero form variant */
.form--inline .form__input {
  flex: 1 1 260px;
  min-width: 0;
}

/* --- Button --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--btn-ink);
  background: var(--btn-bg);
  border: none;
  border-radius: 6px;
  padding: 0.65rem 1.375rem;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.15s;
  text-decoration: none;
}

.btn:hover {
  opacity: 0.88;
}

.btn--full {
  width: 100%;
}

/* --- Form note --- */
.form__note {
  font-size: 0.8rem;
  color: var(--faint);
  margin-top: 0.625rem;
}

/* --- Success message --- */
.form__success {
  display: none;
  font-size: 0.9375rem;
  color: var(--accent);
  padding: 0.75rem 1rem;
  border: 1px solid rgba(96, 165, 250, 0.3);
  border-radius: 6px;
  background: rgba(96, 165, 250, 0.07);
  margin-top: 0.5rem;
}

/* --- Honeypot --- */
.form__honey {
  display: none !important;
  visibility: hidden;
  position: absolute;
  left: -9999px;
}

/* --- Tabs --- */
.tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.tab-pill {
  font-family: var(--font);
  font-size: 0.8125rem;
  font-weight: 600;
  border: 1px solid var(--rule);
  border-radius: 100px;
  padding: 0.4rem 1rem;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.08);
  color: var(--faint);
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.tab-pill:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--ink);
}

.tab-pill.is-active {
  background: var(--accent);
  color: var(--btn-ink);
  border-color: var(--accent);
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
}

/* --- Accordion --- */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  max-width: 860px;
}

.accordion__item {
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
  background: var(--card-bg);
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: none;
  border: none;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  line-height: 1.35;
}

.accordion__trigger:hover {
  background: rgba(255, 255, 255, 0.04);
}

.accordion__icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--faint);
  border-radius: 50%;
  position: relative;
  transition: transform 0.2s, border-color 0.2s;
}

.accordion__icon::before,
.accordion__icon::after {
  content: '';
  position: absolute;
  background: var(--faint);
  border-radius: 2px;
  transition: opacity 0.2s, transform 0.2s;
}

.accordion__icon::before {
  width: 8px;
  height: 1.5px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.accordion__icon::after {
  width: 1.5px;
  height: 8px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.accordion__item.is-open .accordion__icon::after {
  opacity: 0;
}

.accordion__item.is-open .accordion__icon {
  border-color: var(--accent);
}

.accordion__item.is-open .accordion__icon::before {
  background: var(--accent);
}

.accordion__body {
  display: none;
  padding: 0 1.25rem 1.125rem;
  font-size: 0.9rem;
  color: var(--faint);
  line-height: 1.65;
}

.accordion__item.is-open .accordion__body {
  display: block;
}

/* --- Page header (inner pages) --- */
.page-header {
  padding-block: 4rem 3rem;
  border-bottom: 1px solid var(--rule);
}

.page-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  max-width: 680px;
  margin-bottom: 0.875rem;
}

.page-header__sub {
  font-size: 1rem;
  color: var(--faint);
  max-width: 560px;
  line-height: 1.6;
}

/* --- Checkbox / Radio grid --- */
.check-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem 1rem;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--ink);
  cursor: pointer;
}

.check-item input[type="checkbox"],
.check-item input[type="radio"] {
  accent-color: var(--accent);
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  cursor: pointer;
}

.radio-row {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* --- Trade cards --- */
.trades-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 720px;
}

.trade-card {
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 1.5rem;
}

.trade-card__cat {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(96, 165, 250, 0.12);
  border-radius: 100px;
  padding: 0.2rem 0.7rem;
  margin-bottom: 0.75rem;
}

.trade-card__title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  line-height: 1.35;
}

.trade-card__desc {
  font-size: 0.875rem;
  color: var(--faint);
  line-height: 1.6;
  margin-bottom: 1.125rem;
}

.trade-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.8rem;
  flex-wrap: wrap;
}

.trade-card__credits {
  color: var(--ink);
  font-weight: 600;
}

.trade-card__by {
  color: var(--faint);
}

.badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 100px;
  padding: 0.2rem 0.65rem;
}

.badge--open {
  background: rgba(96, 165, 250, 0.15);
  color: #60a5fa;
}

.badge--progress {
  background: rgba(250, 204, 21, 0.15);
  color: #fbbf24;
}

.badge--filled {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.3);
}

/* --- Trades CTA link --- */
.trades-cta {
  margin-top: 2rem;
  font-size: 0.9rem;
  color: var(--faint);
}

.trades-cta a {
  color: var(--faint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

/* --- Confirmation page --- */
.confirmation-wrap {
  min-height: calc(100vh - 140px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding-block: 4rem;
}

.confirmation-inner {
  text-align: center;
  max-width: 480px;
}

.checkmark {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2.5px solid var(--accent);
  position: relative;
  margin: 0 auto 1.75rem;
}

.checkmark::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-56%, -62%) rotate(45deg);
  width: 9px;
  height: 18px;
  border-right: 2.5px solid var(--accent);
  border-bottom: 2.5px solid var(--accent);
  border-radius: 1px;
}

.confirmation-inner h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.875rem;
}

.confirmation-inner p {
  color: var(--faint);
  font-size: 1rem;
  line-height: 1.65;
  margin-bottom: 2rem;
}

.confirmation-inner a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-size: 0.9375rem;
}

.confirmation-inner a:hover {
  opacity: 0.8;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--rule);
  padding-block: 1.5rem;
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__right {
  font-size: 0.8125rem;
  color: var(--faint);
}

.footer__right a {
  color: var(--faint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer__right a:hover {
  color: var(--ink);
}

/* --- Section title --- */
.section__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.section__sub {
  font-size: 1rem;
  color: var(--faint);
  max-width: 600px;
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

/* --- Accent inline link --- */
.accent-link {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.accent-link:hover {
  opacity: 0.8;
}

/* --- Bordered section variant --- */
.section--bordered {
  border-top: 1px solid var(--rule);
}

/* --- Intake form width constraint --- */
.intake-form {
  max-width: 640px;
}

/* --- Bottom CTA section --- */
.cta-section {
  padding-block: 5rem;
  border-top: 1px solid var(--rule);
}

.cta-section h2 {
  font-size: clamp(1.5rem, 3vw, 2.125rem);
  font-weight: 700;
  max-width: 640px;
  margin-bottom: 0.875rem;
  line-height: 1.2;
}

.cta-section__sub {
  font-size: 1rem;
  color: var(--faint);
  max-width: 560px;
  line-height: 1.65;
  margin-bottom: 2rem;
}

.cta-section__note {
  font-size: 0.8rem;
  color: var(--faint);
  margin-top: 1.25rem;
  max-width: 520px;
  line-height: 1.6;
}

/* ============================================================
   Responsive — Mobile (max-width: 480px)
   ============================================================ */
@media (max-width: 480px) {
  .container {
    padding-inline: 1.5rem;
  }

  .section {
    padding-block: 3.5rem;
  }

  .section--tight {
    padding-block: 2.5rem;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .hero__sub {
    font-size: 0.9375rem;
  }

  .form--inline {
    flex-direction: column;
  }

  .form--inline .form__input {
    width: 100%;
  }

  .form--inline .btn {
    width: 100%;
  }

  .tabs {
    gap: 0.375rem;
  }

  .tab-pill {
    font-size: 0.75rem;
    padding: 0.35rem 0.85rem;
  }

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

  .page-header {
    padding-block: 2.5rem 2rem;
  }

  .page-header h1 {
    font-size: 1.625rem;
  }

  .trade-card__footer {
    font-size: 0.75rem;
  }

  .cta-section {
    padding-block: 3.5rem;
  }

  .cta-section h2 {
    font-size: 1.5rem;
  }

  .footer .container {
    flex-direction: column;
    gap: 0.625rem;
    text-align: center;
  }
}