/* ═══════════════════════════════════════════════════════════
   SCAN 'N SHOP — In-store scanning app product page
   Violet/indigo accent, mobile-first scanning energy
   ═══════════════════════════════════════════════════════════ */

/* ═══════════════════════════════════════════
   SNS-HERO — Dark hero
   ═══════════════════════════════════════════ */
.sns-hero {
  position: relative;
  overflow: hidden;
  background: #0d0f1a;
  margin-top: calc(-1 * (var(--nav-h) + 40px));
  padding-top: calc(var(--nav-h) + 40px);
}

.sns-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.sns-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 55% 65% at 50% 50%, black 10%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 55% 65% at 50% 50%, black 10%, transparent 70%);
}

.sns-hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  will-change: transform;
}
.sns-hero__orb--1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(124,58,237,0.22) 0%, transparent 70%);
  top: -10%; left: 15%;
  animation: sns-orb1 16s ease-in-out infinite;
}
.sns-hero__orb--2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(99,102,241,0.15) 0%, transparent 70%);
  bottom: -15%; right: 10%;
  animation: sns-orb2 18s ease-in-out infinite;
}

@keyframes sns-orb1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(25px, 12px) scale(1.07); }
}
@keyframes sns-orb2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-18px, -14px) scale(1.05); }
}

.sns-hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: clamp(2rem, 3vw, 3rem) 2.4rem clamp(4rem, 6vw, 6rem);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}

.sns-hero__copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.sns-hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.sns-hero__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,0.3), 0 0 60px rgba(124,58,237,0.1);
  max-width: 540px;
  width: 100%;
}
.sns-hero__image img {
  width: 100%;
  display: block;
}

.sns-hero__features {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 2rem;
}
.sns-hero__features li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
}
.sns-hero__features svg {
  flex-shrink: 0;
  color: #a78bfa;
}

.sns-hero__crumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}
.sns-hero__crumbs a {
  color: rgba(255,255,255,0.4);
  transition: color 0.2s;
}
.sns-hero__crumbs a:hover { color: rgba(255,255,255,0.7); }
.sns-hero__crumbs span { color: rgba(255,255,255,0.2); }
.sns-hero__crumbs-current { color: rgba(255,255,255,0.65) !important; }

.sns-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem 0.4rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #a78bfa;
  background: rgba(124,58,237,0.12);
  border: 1px solid rgba(124,58,237,0.25);
  border-radius: 50px;
  margin-bottom: 1.5rem;
}
.sns-hero__badge svg { flex-shrink: 0; }

.sns-hero__title {
  font-size: clamp(3rem, 5.5vw, 5rem);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.04em;
  color: #ffffff;
  margin-bottom: 1.2rem;
}
.sns-hero__title-gradient {
  display: block;
  background: linear-gradient(135deg, #7c3aed 0%, #a78bfa 40%, #c4b5fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.sns-hero__title-sub {
  display: block;
  font-size: clamp(1.4rem, 2.5vw, 2.2rem);
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  letter-spacing: -0.02em;
  margin-top: 0.3rem;
}

.sns-hero__sub {
  font-size: clamp(1.05rem, 1.3vw, 1.2rem);
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  max-width: 520px;
  margin: 0 0 1.5rem;
}

.sns-hero__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}


/* ═══════════════════════════════════════════
   SNS-HOWIT — How it works steps
   ═══════════════════════════════════════════ */
.sns-howit {
  padding: var(--section-pad) 2.4rem;
  background: var(--white);
}
.sns-howit__inner {
  max-width: var(--container-wide);
  margin: 0 auto;
}
.sns-howit__header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem;
}

.sns-howit__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.sns-step {
  position: relative;
  text-align: center;
  padding: 2.5rem 1.8rem;
  border-radius: var(--radius-xl);
  background: var(--bg);
  border: 1px solid var(--border);
  transition: transform 0.35s cubic-bezier(0.22,1,0.36,1),
              box-shadow 0.35s, border-color 0.35s;
}
.sns-step:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.06);
  border-color: rgba(124,58,237,0.2);
}

.sns-step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  background: linear-gradient(135deg, #7c3aed, #a78bfa);
  margin-bottom: 1.4rem;
  box-shadow: 0 4px 14px rgba(124,58,237,0.3);
}

.sns-step__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}

.sns-step__title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.sns-step__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ═══════════════════════════════════════════
   SNS-SHOWCASE — Feature split with image
   ═══════════════════════════════════════════ */
.sns-showcase {
  padding: var(--section-pad) 2.4rem;
  background: var(--bg);
}
.sns-showcase__inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.sns-showcase__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.9rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border-radius: 50px;
  margin-bottom: 1.2rem;
  color: #7c3aed;
  background: rgba(124,58,237,0.08);
  border: 1px solid rgba(124,58,237,0.18);
}

.sns-showcase__title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 1rem;
}
.sns-showcase__title em {
  font-style: normal;
  color: #7c3aed;
}

.sns-showcase__desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 480px;
  margin-bottom: 1.8rem;
}

.sns-showcase__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 0;
}
.sns-showcase__list li {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.5;
}
.sns-showcase__list svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: #7c3aed;
}

.sns-showcase__visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.sns-showcase__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,0.08);
  max-width: 520px;
  width: 100%;
}
.sns-showcase__image img {
  width: 100%;
  display: block;
}
.sns-showcase__glow {
  position: absolute;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.1;
  z-index: 0;
  background: #7c3aed;
}

/* ═══════════════════════════════════════════
   SNS-JOIN — Dual CTA cards (Retailers / EPOS)
   ═══════════════════════════════════════════ */
.sns-join {
  position: relative;
  padding: var(--section-pad) 2.4rem;
  background: var(--dark);
  overflow: hidden;
}
.sns-join__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 50% 50% at 30% 50%, rgba(124,58,237,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 70% 60%, rgba(99,102,241,0.05) 0%, transparent 60%);
}
.sns-join__inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.sns-join__header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem;
}
.sns-join__header .section-title { color: #fff; }
.sns-join__header .section-title em { color: #a78bfa; }
.sns-join__header .section-sub { color: rgba(255,255,255,0.5); }

.sns-join__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.sns-join-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2.2rem;
  transition: background 0.3s, border-color 0.3s, transform 0.3s;
}
.sns-join-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.14);
  transform: translateY(-3px);
}

.sns-join-card__icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  font-size: 1.6rem;
}
.sns-join-card__icon--violet {
  background: rgba(124,58,237,0.15);
  border: 1px solid rgba(124,58,237,0.25);
}
.sns-join-card__icon--indigo {
  background: rgba(99,102,241,0.15);
  border: 1px solid rgba(99,102,241,0.25);
}

.sns-join-card__title {
  font-size: 1.3rem;
  font-weight: 700;
  color: rgba(255,255,255,0.9);
  margin-bottom: 0.8rem;
}
.sns-join-card__desc {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.sns-join-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: inherit;
  color: var(--white);
  background: #7c3aed;
  border-radius: var(--radius);
  transition: background 0.2s, transform 0.2s;
}
.sns-join-card__cta:hover {
  background: #6d28d9;
  transform: translateY(-1px);
}

/* ═══════════════════════════════════════════
   SNS-DOWNLOAD — App store section
   ═══════════════════════════════════════════ */
.sns-download {
  padding: clamp(4rem, 7vw, 7rem) 2.4rem;
  background: var(--bg);
  text-align: center;
}
.sns-download__inner {
  max-width: 640px;
  margin: 0 auto;
}
.sns-download__badges {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2.5rem;
}
.sns-download__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.85rem 1.6rem;
  background: var(--dark);
  color: var(--white);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  transition: transform 0.3s, box-shadow 0.3s;
}
.sns-download__badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}
.sns-download__badge small {
  display: block;
  font-size: 0.65rem;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  text-align: left;
}
.sns-download__badge span {
  text-align: left;
  line-height: 1.2;
}

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */
@media (max-width: 1024px) {
  .sns-hero__inner { grid-template-columns: 1fr; text-align: center; }
  .sns-hero__copy { align-items: center; }
  .sns-hero__crumbs { justify-content: center; }
  .sns-hero__visual { order: -1; }
  .sns-hero__image { max-width: 420px; }
  .sns-hero__features { align-items: center; }
  .sns-hero__actions { justify-content: center; }

  .sns-howit__steps { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }

  .sns-showcase__inner { grid-template-columns: 1fr; }
  .sns-showcase__visual { order: -1; }
  .sns-showcase__desc { max-width: 100%; }

  .sns-join__grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .sns-download__badges { flex-direction: column; align-items: center; }
}