:root {
  --primary: #0b2a4a;
  --primary-dark: #081d33;
  --primary-light: #d89b1e;
  --text-dark: #0b2a4a;
  --text-light: #526273;
  --bg-muted: #f8edd3;
  --radius: 20px;
  --shadow: 0 18px 42px rgba(11, 42, 74, 0.12);
}

body {
  margin: 0;
  font-family: 'Source Sans Pro', Arial, sans-serif;
  color: var(--text-dark);
  background:
    radial-gradient(circle at top left, rgba(216, 155, 30, 0.12), transparent 36%),
    linear-gradient(180deg, #ffffff 0%, #f7f3ea 100%);
}

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

.hero {
  padding: 72px 0 60px;
  background:
    linear-gradient(135deg, rgba(11, 42, 74, 0.95), rgba(11, 42, 74, 0.82)),
    url('/banner-nowords.webp') center/cover no-repeat;
  color: #fff;
  position: relative;
}

.hero-inner {
  text-align: center;
}

.eyebrow {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.8);
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  line-height: 1.05;
  text-transform: uppercase;
}

.subtitle {
  margin: 14px auto 0;
  max-width: 760px;
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.85);
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: var(--shadow);
}

.btn-primary {
  background: linear-gradient(135deg, #d89b1e, #f2c14e);
  color: #0b2a4a;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.instructions-flow,
.final-note-section,
.closing {
  padding: 56px 0;
}

.content-wrapper {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.instructions-flow h2,
.final-note-card h3 {
  margin-top: 0;
}

.section-lead {
  color: var(--text-light);
  max-width: 760px;
}

.instruction-block {
  display: grid;
  grid-template-columns: minmax(220px, 320px) 1fr;
  gap: 24px;
  align-items: start;
  margin-top: 28px;
  padding: 22px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
  border: 1px solid rgba(11, 42, 74, 0.08);
}

.instruction-media {
  margin: 0;
}

.instruction-media img {
  width: 100%;
  border-radius: 16px;
  display: block;
  box-shadow: 0 10px 26px rgba(11, 42, 74, 0.14);
}

.instruction-media figcaption {
  margin-top: 10px;
  font-size: 0.92rem;
  color: var(--text-light);
}

.block-title {
  margin: 0 0 12px;
  font-size: 1.45rem;
  color: var(--primary);
}

.steps-list {
  margin: 0;
  padding-left: 1.25rem;
}

.steps-list li + li {
  margin-top: 0.65rem;
}

.sub-steps {
  margin-top: 10px;
  padding-left: 1.2rem;
  color: var(--text-light);
}

.stamp-proof {
  margin-top: 12px;
  padding: 14px 16px;
  border-radius: 16px;
  background: #fff7e4;
  border: 1px solid rgba(216, 155, 30, 0.25);
}

.stamp-thumb {
  display: inline-block;
  max-width: 130px;
}

.stamp-thumb img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
}

.stamp-reminder {
  margin: 0;
}

.image-lightbox {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(7, 18, 32, 0.86);
  backdrop-filter: blur(10px);
  z-index: 9999;
}

.image-lightbox.open {
  display: flex;
}

.lightbox-inner {
  position: relative;
  max-width: min(92vw, 1100px);
  max-height: 90vh;
  margin: 0 auto;
  text-align: center;
}

.lightbox-inner img {
  display: block;
  max-width: 100%;
  max-height: 82vh;
  width: auto;
  height: auto;
  margin: 0 auto;
  border-radius: 18px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.38);
  background: #fff;
}

.lightbox-inner p {
  margin: 14px 0 0;
  color: #fff;
  font-size: 0.95rem;
}

.lightbox-close {
  position: absolute;
  top: -14px;
  right: -14px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 999px;
  background: #fff;
  color: #0b2a4a;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
}

.instruction-media a,
.stamp-thumb {
  cursor: zoom-in;
}

.final-note-card {
  padding: 24px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #0b2a4a, #12385f);
  color: #fff;
  box-shadow: var(--shadow);
}

.final-note-card ul {
  margin: 0;
  padding-left: 1.25rem;
}

.final-note-card li + li {
  margin-top: 0.6rem;
}

.closing-text {
  text-align: center;
  color: var(--text-light);
}

@media (max-width: 760px) {
  .instruction-block {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 56px 0 48px;
  }

  .instructions-flow,
  .final-note-section,
  .closing {
    padding: 42px 0;
  }

  .lightbox-inner {
    max-width: 96vw;
  }

  .lightbox-close {
    top: -12px;
    right: -12px;
  }
}