/* -------------------------------------------------
   Save Expo Pool — base styles
   Mobile-first: base rules target small screens,
   min-width media queries scale up from there.
   ------------------------------------------------- */

:root {
  --color-bg: #05090d;
  --color-bg-alt: #0a131b;
  --color-text: #e6f2f9;
  --color-text-muted: #7fa3b8;
  --color-primary: #2fb8e6;   /* aqua blue */
  --color-primary-dark: #6fd4f5;
  --color-accent: #145a8c;    /* deep water blue */
  --color-border: #142330;
  --color-ribbon: #b15132;

  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;

  --max-width: 1080px;
  --radius: 8px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2rem, 8vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 5vw, 2.25rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1em; color: var(--color-text-muted); }

a { color: var(--color-primary); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Disclaimer ribbon (not sticky, sits above the header) */
.ribbon {
  background-color: var(--color-ribbon);
  color: #fff;
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  padding: 0.35rem 0;
  overflow: hidden;
  white-space: nowrap;
}

.ribbon-track {
  display: inline-block;
  padding: 0 1rem;
  white-space: nowrap;
}

.ribbon:not(.is-overflowing) {
  text-align: center;
}

.ribbon.is-overflowing .ribbon-track {
  animation: ribbon-scroll 8s ease-in-out infinite alternate;
}

@keyframes ribbon-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(var(--ribbon-shift, 0px)); }
}

@media (prefers-reduced-motion: reduce) {
  .ribbon.is-overflowing .ribbon-track {
    animation: none;
  }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  z-index: 10;
}

.header-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.logo {
  font-family: var(--font-heading);
  font-weight: bold;
  font-size: 1.25rem;
  color: var(--color-text);
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.site-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.95rem;
}

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

/* Hero */
.hero {
  padding: 3rem 0;
  text-align: center;
  background: linear-gradient(180deg, var(--color-bg-alt), var(--color-bg));
}

.hero-subhead {
  max-width: 640px;
  margin: 0 auto 2rem;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: stretch;
}

.hero-actions .btn {
  text-align: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background: var(--color-primary);
  color: #06110d;
}

.btn-primary:hover { background: var(--color-primary-dark); }

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

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

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-sm svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

/* Sections */
.section {
  padding: 2.5rem 0;
}

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

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 2rem;
}

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.calendar-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

/* Timeline */
.timeline {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  border-left: 2px solid var(--color-border);
}

.timeline li {
  position: relative;
  padding: 0 0 1.5rem 1.5rem;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
}

.timeline-date {
  display: block;
  font-weight: 600;
  color: var(--color-text);
}

/* Signup form */
.signup-form {
  margin-top: 1.5rem;
  max-width: 480px;
}

.form-note {
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

/* FAQ */
.faq-list {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--color-text);
}

.faq-item p { margin-top: 0.75rem; }

/* Meeting */
.meeting-meta {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--color-text);
}

.meeting-asks {
  margin: 1rem 0 0;
  padding-left: 1.25rem;
  color: var(--color-text-muted);
}

.meeting-asks li {
  margin-bottom: 0.5rem;
}

/* Story */
.story {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
}

.story-photo {
  width: 100%;
  max-width: 320px;
  border-radius: var(--radius);
  object-fit: cover;
}

.story-text p:last-child {
  margin-bottom: 0;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

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

/* -------------------------------------------------
   Breakpoints — scale up from mobile base
   ------------------------------------------------- */

/* Small tablets and up */
@media (min-width: 640px) {
  .header-inner {
    flex-direction: row;
    justify-content: space-between;
  }

  .hero-actions {
    flex-direction: row;
    justify-content: center;
  }

  .hero-actions .btn {
    text-align: initial;
  }

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

/* Tablets and up */
@media (min-width: 768px) {
  .hero {
    padding: 5rem 0;
  }

  .section {
    padding: 4rem 0;
  }

  .card-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }

  .meeting-meta {
    flex-direction: row;
    gap: 1.5rem;
  }

  .story {
    flex-direction: row;
    align-items: flex-start;
    text-align: left;
  }

  .story-photo {
    flex: 0 0 280px;
  }
}