/*
 * ClaimSatoshi minimal theme
 * Shared by the home page and the login / register / forgot password pages.
 * Brand: Open Sans, primary blue, pale blue-grey background, orange accent.
 */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;600;700;800&display=swap');

:root {
  --cs-primary: #2d70b9;
  --cs-primary-dark: #22598f;
  --cs-primary-light: #5aa6e6;
  --cs-primary-soft: #e6eef8;
  --cs-accent: #ea6c3e;
  --cs-bg: #f4f7fb;
  --cs-surface: #ffffff;
  --cs-text: #1f2937;
  --cs-muted: #6b7280;
  --cs-border: #e5e9f0;
  --cs-gradient: linear-gradient(90deg, var(--cs-primary) 0%, var(--cs-primary-light) 100%);
  --cs-radius: 16px;
  --cs-radius-sm: 10px;
  --cs-shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 4px 16px rgba(16, 24, 40, .04);
}

/* ---------- Base ---------- */
.cs-page {
  margin: 0;
  background: var(--cs-bg);
  color: var(--cs-text);
  font-family: 'Open Sans', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
.cs-page a { color: var(--cs-primary); text-decoration: none; }
.cs-page a:hover { color: var(--cs-primary-dark); }
.cs-page h1, .cs-page h2, .cs-page h3 { color: var(--cs-text); font-weight: 700; letter-spacing: -.01em; }
.cs-page p { margin-bottom: 0; }
.cs-container { width: 100%; max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.cs-text-primary { color: var(--cs-primary) !important; }
.cs-muted { color: var(--cs-muted); }

/* ---------- Buttons ---------- */
.cs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 140px;
  padding: 12px 28px;
  border-radius: 999px;
  border: 2px solid transparent;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.2;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease, color .15s ease;
}
.cs-btn:hover { transform: translateY(-1px); }
.cs-page .cs-btn-primary,
.cs-page .cs-btn-primary:hover { background: var(--cs-gradient); color: #fff; box-shadow: 0 6px 18px rgba(45, 112, 185, .25); }
.cs-page .cs-btn-outline { background: transparent; border-color: var(--cs-primary); color: var(--cs-primary); }
.cs-page .cs-btn-outline:hover { background: var(--cs-primary-soft); color: var(--cs-primary-dark); }
.cs-btn-block { width: 100%; }

/* ---------- Header ---------- */
.cs-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 247, 251, .85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: box-shadow .2s ease;
}
.cs-header.is-scrolled { box-shadow: 0 1px 0 var(--cs-border); }
.cs-nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.cs-logo { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 600; }
.cs-page .cs-logo, .cs-page .cs-logo:hover { color: var(--cs-text); }
.cs-logo b { color: var(--cs-primary); font-weight: 800; }
.cs-logo-mark {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--cs-gradient);
  color: #fff;
  font-size: 22px;
}
.cs-nav-links { display: flex; align-items: center; gap: 28px; margin: 0; padding: 0; list-style: none; }
.cs-page .cs-nav-links a { color: var(--cs-muted); font-weight: 600; font-size: 15px; }
.cs-page .cs-nav-links a:hover { color: var(--cs-primary); }
.cs-nav-links .cs-btn { min-width: 0; padding: 8px 20px; font-size: 14px; }
.cs-page .cs-nav-links .cs-btn-primary { color: #fff; }
.cs-nav-toggle { display: none; background: none; border: 0; font-size: 28px; color: var(--cs-text); padding: 4px; }

@media (max-width: 767px) {
  .cs-nav-toggle { display: block; }
  .cs-nav-links {
    position: absolute;
    top: 72px;
    left: 16px;
    right: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px;
    background: var(--cs-surface);
    border-radius: var(--cs-radius);
    box-shadow: 0 12px 32px rgba(16, 24, 40, .12);
    display: none;
  }
  .cs-nav-links.is-open { display: flex; }
  .cs-nav-links a { display: block; padding: 10px 12px; }
  .cs-nav-links .cs-btn { padding: 10px 20px; }
}

/* ---------- Hero ---------- */
.cs-hero { position: relative; padding: 96px 0 88px; text-align: center; overflow: hidden; }
.cs-hero::before,
.cs-hero::after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .35;
  z-index: 0;
  pointer-events: none;
}
.cs-hero::before { background: var(--cs-primary-light); top: -120px; left: -120px; }
.cs-hero::after { background: var(--cs-accent); bottom: -160px; right: -120px; opacity: .18; }
.cs-hero > * { position: relative; z-index: 1; }
.cs-eyebrow {
  display: inline-block;
  padding: 6px 14px;
  margin-bottom: 20px;
  border-radius: 999px;
  background: var(--cs-primary-soft);
  color: var(--cs-primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .02em;
}
.cs-hero h1 { max-width: 760px; margin: 0 auto 16px; font-size: clamp(32px, 5.4vw, 54px); font-weight: 800; line-height: 1.15; }
.cs-hero-sub { max-width: 560px; margin: 0 auto; color: var(--cs-muted); font-size: 18px; }
.cs-coins { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin: 32px 0; }
.cs-coins img {
  width: 48px;
  height: 48px;
  padding: 8px;
  border-radius: 50%;
  background: var(--cs-surface);
  box-shadow: var(--cs-shadow);
}
.cs-hero-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }

/* ---------- Sections ---------- */
.cs-section { padding: 80px 0; scroll-margin-top: 64px; }
.cs-section-head { max-width: 620px; margin: 0 auto 48px; text-align: center; }
.cs-section-head h2 { margin-bottom: 10px; font-size: clamp(26px, 3.6vw, 36px); }
.cs-section-head p { color: var(--cs-muted); font-size: 17px; }

.cs-grid { display: grid; gap: 20px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 991px) { .cs-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 575px) { .cs-grid { grid-template-columns: 1fr; } }

.cs-card {
  background: var(--cs-surface);
  border: 1px solid var(--cs-border);
  border-radius: var(--cs-radius);
  box-shadow: var(--cs-shadow);
}
.cs-feature { display: flex; align-items: flex-start; gap: 16px; padding: 24px; transition: transform .15s ease, border-color .15s ease; }
.cs-feature:hover { transform: translateY(-2px); border-color: #cddcf0; }
.cs-icon {
  flex: 0 0 48px;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--cs-primary-soft);
  color: var(--cs-primary);
  font-size: 24px;
}
.cs-feature h3 { margin: 2px 0 4px; font-size: 17px; }
.cs-feature p { color: var(--cs-muted); font-size: 14.5px; }

/* Why us */
.cs-why { display: grid; gap: 20px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 767px) { .cs-why { grid-template-columns: 1fr; } }
.cs-why .cs-card { padding: 28px; }
.cs-why h3 { margin: 16px 0 6px; font-size: 18px; }
.cs-why p { color: var(--cs-muted); font-size: 15px; }

/* Stats */
.cs-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); padding: 12px; }
.cs-stat { padding: 28px 16px; text-align: center; }
.cs-stat + .cs-stat { border-left: 1px solid var(--cs-border); }
.cs-stat-value { font-size: clamp(28px, 4vw, 40px); font-weight: 800; color: var(--cs-primary); line-height: 1.1; }
.cs-stat-label { margin-top: 6px; color: var(--cs-muted); font-weight: 600; font-size: 14px; }
@media (max-width: 575px) {
  .cs-stats { grid-template-columns: 1fr; }
  .cs-stat + .cs-stat { border-left: 0; border-top: 1px solid var(--cs-border); }
}

/* FAQ (Bootstrap accordion, restyled) */
.cs-faq { max-width: 760px; margin: 0 auto; }
.cs-faq .accordion-item {
  margin-bottom: 12px;
  background: var(--cs-surface);
  border: 1px solid var(--cs-border) !important;
  border-radius: var(--cs-radius-sm) !important;
  overflow: hidden;
}
.cs-faq .accordion-button {
  padding: 18px 22px;
  background: var(--cs-surface);
  color: var(--cs-text);
  font-family: inherit;
  font-weight: 700;
  font-size: 16px;
  box-shadow: none;
}
.cs-faq .accordion-button:not(.collapsed) { color: var(--cs-primary); background: var(--cs-surface); }
.cs-faq .accordion-button:focus { box-shadow: none; border-color: transparent; }
.cs-faq .accordion-body { padding: 0 22px 20px; color: var(--cs-muted); font-size: 15px; }
.cs-faq .accordion-body strong { color: var(--cs-accent); }

/* CTA */
.cs-cta { padding: 48px 24px; text-align: center; background: var(--cs-gradient); border: 0; color: #fff; }
.cs-page .cs-cta h2 { margin-bottom: 8px; color: #fff; font-size: clamp(24px, 3.4vw, 32px); }
.cs-cta p { margin-bottom: 24px; opacity: .9; }
.cs-page .cs-cta .cs-btn { background: #fff; color: var(--cs-primary); }
.cs-page .cs-cta .cs-btn:hover { color: var(--cs-primary-dark); }

/* Ads + widgets */
.cs-ad { display: flex; justify-content: center; margin: 8px auto; max-width: 100%; }
.cs-trust { margin: 32px auto 0; }

/* ---------- Footer ---------- */
.cs-footer { padding: 56px 0 32px; border-top: 1px solid var(--cs-border); background: var(--cs-surface); }
.cs-footer-grid { display: grid; gap: 32px; grid-template-columns: 1.4fr 1fr 1fr; }
@media (max-width: 767px) { .cs-footer-grid { grid-template-columns: 1fr; } }
.cs-footer h4 { margin-bottom: 14px; font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--cs-muted); }
.cs-footer ul { margin: 0; padding: 0; list-style: none; }
.cs-footer li + li { margin-top: 8px; }
.cs-page .cs-footer a { color: var(--cs-text); }
.cs-page .cs-footer a:hover { color: var(--cs-primary); }
.cs-footer p { color: var(--cs-muted); font-size: 14.5px; }
.cs-footer p + p { margin-top: 8px; }
.cs-footer-bottom { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--cs-border); text-align: center; color: var(--cs-muted); font-size: 14px; }

/* ---------- Auth pages (login / register / forgot password) ---------- */
.cs-auth { min-height: 100vh; display: flex; flex-direction: column; }
.cs-auth-main { flex: 1; display: flex; align-items: center; justify-content: center; padding: 32px 16px 48px; }
.cs-auth-card { width: 100%; max-width: 440px; padding: 36px 32px; }
@media (max-width: 480px) { .cs-auth-card { padding: 28px 20px; } }
.cs-auth-card h1 { margin: 0 0 6px; font-size: 26px; text-align: center; }
.cs-auth-card .cs-auth-sub { margin-bottom: 24px; color: var(--cs-muted); text-align: center; font-size: 15px; }
.cs-field { margin-bottom: 16px; }
.cs-field label { display: block; margin-bottom: 6px; font-weight: 600; font-size: 14px; color: var(--cs-text); }
.cs-input-wrap { position: relative; }
.cs-input-wrap > i {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--cs-muted);
  font-size: 18px;
  pointer-events: none;
}
.cs-page .cs-input,
.cs-page .cs-auth-card select.form-control,
.cs-page .cs-auth-card select.form-select {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border: 1.5px solid var(--cs-border);
  border-radius: 999px;
  background: var(--cs-surface);
  color: var(--cs-text);
  font-family: inherit;
  font-size: 15px;
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.cs-page .cs-input-wrap .cs-input { padding-left: 44px; }
.cs-page .cs-input:focus,
.cs-page .cs-auth-card select:focus { border-color: var(--cs-primary); box-shadow: 0 0 0 4px rgba(45, 112, 185, .12); }
.cs-auth-card .cs-captcha { display: flex; flex-direction: column; align-items: center; gap: 12px; margin: 8px 0 20px; }
.cs-auth-card .cs-captcha > * { max-width: 100%; }
.cs-auth-card .cs-ad { margin: 0 auto 16px; }
.cs-auth-links { margin-top: 20px; text-align: center; color: var(--cs-muted); font-size: 14.5px; }
.cs-auth-links a { font-weight: 700; }
.cs-auth-links p + p { margin-top: 6px; }
.cs-auth-card .alert { border-radius: var(--cs-radius-sm); font-size: 14px; }
.cs-auth-card .cs-captcha > .mb-2 { width: 100%; margin-bottom: 0 !important; }
.cs-notice {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  padding: 12px 14px;
  border-radius: var(--cs-radius-sm);
  background: var(--cs-primary-soft);
  color: var(--cs-text);
  font-size: 14px;
  line-height: 1.5;
}
.cs-notice > i { flex: 0 0 auto; margin-top: 2px; color: var(--cs-primary); font-size: 18px; }
.cs-notice a { font-weight: 700; }
.cs-auth-footer { padding: 20px 0 28px; text-align: center; color: var(--cs-muted); font-size: 13.5px; }