/* ===== RESET & BASE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: #f7f8fa;
  color: #1f2937;
  line-height: 1.7;
  font-size: 16px;
}

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

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

/* ===== CONTAINER ===== */
.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== HEADINGS ===== */
h1, h2, h3, h4 {
  text-align: center;
}

/* ===== HEADER ===== */
header {
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  max-width: 760px;
  margin: 0 auto;
}

.logo {
  font-size: 24px;
  font-weight: 800;
  color: #1f2937;
}

.logo span {
  color: #2563eb;
}

nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

nav a {
  font-size: 14px;
  font-weight: 600;
  color: #4b5563;
  transition: color .2s;
}

nav a:hover {
  color: #2563eb;
}

/* ===== HERO ===== */
.hero {
  background: #fff;
  padding: 50px 20px;
  text-align: center;
  border-bottom: 1px solid #e5e7eb;
}

.hero h1 {
  font-size: 34px;
  font-weight: 800;
  color: #1f2937;
  margin-bottom: 16px;
  line-height: 1.2;
}

.hero h1 span {
  color: #2563eb;
}

.hero p {
  font-size: 16px;
  color: #4b5563;
  max-width: 600px;
  margin: 0 auto 24px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: all .2s;
  text-align: center;
}

.btn-blue {
  background: #2563eb;
  color: #fff;
}

.btn-blue:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* ===== CONTENT ===== */
.content {
  background: #fff;
  padding: 30px 20px;
  border-bottom: 1px solid #e5e7eb;
}

.content h2 {
  font-size: 24px;
  font-weight: 800;
  color: #1f2937;
  margin: 32px 0 12px;
}

.content h2:first-child {
  margin-top: 0;
}

.content h3 {
  font-size: 18px;
  font-weight: 700;
  color: #1f2937;
  margin: 24px 0 10px;
}

.content p {
  margin-bottom: 14px;
  color: #374151;
  font-size: 16px;
}

.content ul,
.content ol {
  margin: 0 0 16px 24px;
  color: #374151;
}

.content li {
  margin-bottom: 6px;
}

.content strong {
  color: #1f2937;
}

/* ===== 1WIN PROMO BLOCK ===== */
.promo-1win {
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  border: 2px solid #2563eb;
  border-radius: 12px;
  padding: 24px;
  margin: 28px 0;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.promo-1win-icon {
  width: 70px;
  height: 70px;
  background: #2563eb;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 28px;
  font-weight: 800;
  flex-shrink: 0;
}

.promo-1win-text {
  flex: 1;
  min-width: 200px;
}

.promo-1win-text h4 {
  font-size: 18px;
  font-weight: 800;
  color: #1f2937;
  margin-bottom: 6px;
}

.promo-1win-text p {
  font-size: 14px;
  color: #4b5563;
  margin: 0 0 8px 0;
}

.promo-1win .btn {
  margin-top: 4px;
}

/* ===== FAQ ===== */
.faq-list {
  margin-top: 20px;
}

.faq-item {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  margin-bottom: 10px;
  overflow: hidden;
  background: #fff;
}

.faq-q {
  width: 100%;
  background: #fff;
  border: none;
  padding: 16px 20px;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: #1f2937;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background .2s;
  font-family: inherit;
}

.faq-q:hover {
  background: #f9fafb;
}

.faq-q span {
  color: #2563eb;
  font-size: 20px;
  transition: transform .2s;
  flex-shrink: 0;
  margin-left: 12px;
}

.faq-item.active .faq-q span {
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
  padding: 0 20px;
  color: #4b5563;
  font-size: 15px;
}

.faq-a p {
  margin: 0;
}

.faq-item.active .faq-a {
  max-height: 400px;
  padding: 0 20px 16px;
}

/* ===== BOTTOM SECTION ===== */
.bottom {
  background: #fff;
  padding: 40px 20px;
  border-bottom: 1px solid #e5e7eb;
}

.bottom h2 {
  font-size: 24px;
  font-weight: 800;
  color: #1f2937;
  margin-bottom: 12px;
}

.bottom p {
  color: #374151;
  font-size: 16px;
  text-align: center;
}

/* ===== FOOTER ===== */
footer {
  background: #1f2937;
  color: #9ca3af;
  padding: 32px 20px;
  font-size: 14px;
}

footer h3 {
  color: #2563eb;
  font-size: 15px;
  margin-bottom: 10px;
  text-align: center;
}

footer p {
  margin-bottom: 10px;
  line-height: 1.6;
  text-align: center;
}

footer .warn {
  color: #fbbf24;
  font-weight: 700;
}

footer .copy {
  border-top: 1px solid #374151;
  padding-top: 12px;
  margin-top: 12px;
  font-size: 13px;
  color: #6b7280;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
  .header-inner {
    flex-direction: column;
    gap: 12px;
    padding: 16px 20px;
  }

  .logo {
    font-size: 26px;
  }

  nav {
    justify-content: center;
    gap: 14px;
  }

  .hero {
    padding: 36px 20px;
  }

  .hero h1 {
    font-size: 26px;
  }

  .hero p {
    font-size: 15px;
  }

  .content h2 {
    font-size: 20px;
  }

  .content h3 {
    font-size: 17px;
  }

  .promo-1win {
    flex-direction: column;
    text-align: center;
  }

  .promo-1win-icon {
    margin: 0 auto;
  }

  .bottom h2 {
    font-size: 20px;
  }
}