.page-products {
  --pp-bg-deep: #081227;
  --pp-grid-line: rgba(0, 229, 255, 0.09);
  --pp-card-border: rgba(255, 255, 255, 0.1);
  --pp-ink-soft: rgba(26, 26, 26, 0.72);
  --pp-white-soft: rgba(255, 255, 255, 0.82);
}

.page-products__container {
  width: min(100%, var(--container-w, 1280px));
  margin: 0 auto;
  padding-inline: var(--container-pad, 1rem);
}

/* Hero */
.page-products__hero {
  position: relative;
  background-color: var(--color-primary, #0A1B3D);
  background-image:
    radial-gradient(circle at 82% 26%, rgba(0, 229, 255, 0.12), transparent 42%),
    radial-gradient(circle at 18% 86%, rgba(255, 90, 60, 0.1), transparent 36%),
    repeating-linear-gradient(to bottom, transparent 0 71px, var(--pp-grid-line) 71px 72px),
    repeating-linear-gradient(to right, transparent 0 71px, var(--pp-grid-line) 71px 72px);
  overflow: hidden;
  padding-top: calc(var(--header-h, 64px) + 2rem);
  padding-bottom: 3.5rem;
  color: var(--color-white, #FFFFFF);
}

.page-products__hero-pulse {
  position: absolute;
  top: 18%;
  right: 8%;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(0, 229, 255, 0.28);
  border-radius: 50%;
  animation: page-products-pulse 4.5s ease-out infinite;
  pointer-events: none;
}

@keyframes page-products-pulse {
  0% { transform: scale(0.75); opacity: 0.9; }
  70% { transform: scale(1.2); opacity: 0.25; }
  100% { transform: scale(1.35); opacity: 0; }
}

.page-products__hero-container {
  position: relative;
  z-index: 1;
}

.page-products__hero-inner {
  display: grid;
  gap: 2.8rem;
  margin-top: 2rem;
}

.page-products__hero-copy {
  max-width: 640px;
}

.page-products__hero-copy .coord-label {
  margin-bottom: 1rem;
}

.page-products__hero h1 {
  margin: 0 0 1.2rem;
  font-family: var(--font-headline, system-ui, sans-serif);
  font-weight: 800;
  font-size: clamp(2.1rem, 7vw, 3.4rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--color-white, #FFFFFF);
}

.page-products__hero-lead {
  margin: 0 0 1.8rem;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--pp-white-soft);
  max-width: 54ch;
}

.page-products__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.page-products__hero-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 0.6rem;
  width: fit-content;
}

.page-products__hero-stat {
  font-size: 0.8rem;
  color: var(--pp-white-soft);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  padding: 0.42rem 0.75rem;
  background: rgba(255, 255, 255, 0.04);
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  white-space: nowrap;
}

.page-products__hero-stat .data-text {
  color: var(--color-cyan, #00E5FF);
  font-weight: 700;
}

/* Phone */
.page-products__phone-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.page-products__phone {
  position: relative;
  width: min(248px, 68vw);
  aspect-ratio: 1 / 2;
  border-radius: 34px;
  border: 5px solid #1d2f52;
  background: #0a1428;
  box-shadow:
    0 32px 70px rgba(0, 0, 0, 0.46),
    0 0 0 1px rgba(0, 229, 255, 0.18),
    inset 0 0 0 1px rgba(255, 255, 255, 0.03);
  padding: 10px;
  flex-shrink: 0;
}

.page-products__phone-speaker {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 76px;
  height: 20px;
  border-radius: 999px;
  background: #060d1c;
  z-index: 2;
}

.page-products__phone-screen {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 24px;
  object-fit: cover;
}

.page-products__phone-stage .note-vertical {
  color: var(--pp-white-soft);
  opacity: 0.7;
}

/* Features */
.page-products__features {
  background: var(--color-cream, #F5F0E6);
  color: var(--color-ink, #1A1A1A);
  padding: 4.5rem 0;
}

.page-products__feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 2.5rem;
}

.page-products__feature-card {
  position: relative;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(10, 27, 61, 0.1);
  border-radius: var(--radius-lg, 12px);
  padding: 1.4rem 1.4rem 1.5rem;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-products__feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 34px rgba(10, 27, 61, 0.1);
}

.page-products__feature-index {
  position: absolute;
  top: 0.6rem;
  right: 1rem;
  font-family: var(--font-mono, Consolas, monospace);
  font-size: 2.6rem;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(10, 27, 61, 0.28);
  line-height: 1;
}

.page-products__feature-card h3 {
  margin: 0 0 0.6rem;
  font-size: 1.16rem;
  font-weight: 700;
}

.page-products__feature-card p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.68;
  color: var(--pp-ink-soft);
  max-width: 40ch;
}

/* Tabs */
.page-products__tabs {
  background: var(--color-primary, #0A1B3D);
  color: var(--color-white, #FFFFFF);
  padding: 4.5rem 0;
}

.page-products__tabs .chapter__label,
.page-products__tabs .chapter__title,
.page-products__tabs .chapter__lead {
  color: var(--color-white, #FFFFFF);
}

.page-products__tab-ui {
  margin-top: 2.4rem;
}

.page-products__tab-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.page-products__tab-nav {
  display: flex;
  gap: 0.6rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  padding-bottom: 0.8rem;
  margin-bottom: 1.4rem;
  flex-wrap: wrap;
}

.page-products__tab-btn {
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 0.5rem 1.1rem;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

#pp-tab-fav:checked ~ .page-products__tab-nav label[for="pp-tab-fav"],
#pp-tab-sub:checked ~ .page-products__tab-nav label[for="pp-tab-sub"] {
  background: var(--color-accent, #FF5A3C);
  border-color: var(--color-accent, #FF5A3C);
  color: var(--color-white, #FFFFFF);
}

.page-products__tab-panels {
  min-height: 260px;
}

.page-products__tab-panel {
  display: none;
  grid-template-columns: 1fr;
  gap: 1.6rem;
  align-items: center;
  padding: 1.2rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg, 12px);
  background: rgba(255, 255, 255, 0.04);
}

#pp-tab-fav:checked ~ .page-products__tab-panels .page-products__tab-panel--fav,
#pp-tab-sub:checked ~ .page-products__tab-panels .page-products__tab-panel--sub {
  display: grid;
}

.page-products__tab-panel img {
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: var(--radius, 8px);
  display: block;
}

.page-products__tab-copy h3 {
  margin: 0.6rem 0 0.8rem;
  font-size: 1.5rem;
  color: var(--color-white, #FFFFFF);
}

.page-products__tab-copy p {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  line-height: 1.72;
  color: var(--pp-white-soft);
}

.page-products__tab-copy ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products__tab-copy li {
  position: relative;
  padding-left: 1.2rem;
  margin-top: 0.45rem;
  font-size: 0.92rem;
  color: var(--pp-white-soft);
}

.page-products__tab-copy li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.48em;
  width: 7px;
  height: 7px;
  background: var(--color-cyan, #00E5FF);
  border-radius: 50%;
}

/* Download */
.page-products__download {
  background: var(--color-cream, #F5F0E6);
  color: var(--color-ink, #1A1A1A);
  padding: 4.5rem 0;
}

.page-products__download-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  margin-top: 2.4rem;
}

.page-products__download-card {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(10, 27, 61, 0.12);
  border-radius: var(--radius-lg, 12px);
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.8rem;
  position: relative;
}

.page-products__platform-tag {
  display: inline-block;
  font-family: var(--font-mono, Consolas, monospace);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-primary, #0A1B3D);
  border: 1px solid rgba(10, 27, 61, 0.22);
  border-radius: 4px;
  padding: 0.28rem 0.62rem;
}

.page-products__download-card h3 {
  margin: 0;
  font-size: 1.3rem;
}

.page-products__download-card p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.65;
  color: var(--pp-ink-soft);
}

.page-products__download-card .btn {
  margin-top: 0.4rem;
  width: 100%;
  text-align: center;
}

.page-products__download-note {
  font-size: 0.82rem;
  color: var(--pp-ink-soft);
}

.page-products__download-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  background: rgba(10, 27, 61, 0.04);
  border: 1px dashed rgba(10, 27, 61, 0.22);
  border-radius: var(--radius-lg, 12px);
  padding: 1.4rem;
  text-align: center;
}

.page-products__download-qr img {
  width: 160px;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius, 8px);
}

.page-products__download-qr p {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-primary, #0A1B3D);
}

/* Version timeline */
.page-products__version {
  background: var(--color-white, #FFFFFF);
  color: var(--color-ink, #1A1A1A);
  padding: 4.5rem 0;
}

.page-products__timeline {
  margin-top: 2.6rem;
  display: grid;
  gap: 0;
}

.page-products__timeline-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 1rem;
  position: relative;
  padding-bottom: 1.8rem;
}

.page-products__timeline-item::before {
  content: "";
  position: absolute;
  left: 35px;
  top: 34px;
  bottom: 0;
  width: 1px;
  background: rgba(10, 27, 61, 0.16);
}

.page-products__timeline-item:last-child::before {
  display: none;
}

.page-products__timeline-version {
  font-family: var(--font-mono, Consolas, monospace);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-accent, #FF5A3C);
  border: 1px solid rgba(255, 90, 60, 0.4);
  border-radius: 6px;
  padding: 0.28rem 0.42rem;
  width: fit-content;
  background: rgba(255, 90, 60, 0.08);
  position: relative;
  z-index: 1;
  white-space: nowrap;
}

.page-products__timeline-body {
  background: rgba(10, 27, 61, 0.03);
  border: 1px solid rgba(10, 27, 61, 0.09);
  border-radius: var(--radius, 8px);
  padding: 1rem 1.1rem;
}

.page-products__timeline-body h3 {
  margin: 0 0 0.4rem;
  font-size: 1.08rem;
}

.page-products__timeline-body p {
  margin: 0 0 0.7rem;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--pp-ink-soft);
}

.page-products__timeline-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-primary, #0A1B3D);
  background: rgba(0, 229, 255, 0.16);
  border-radius: 999px;
  padding: 0.22rem 0.6rem;
}

/* Membership */
.page-products__membership {
  background: var(--color-secondary, #12294D);
  color: var(--color-white, #FFFFFF);
  padding: 4.5rem 0;
}

.page-products__membership .chapter__label,
.page-products__membership .chapter__title,
.page-products__membership .chapter__lead {
  color: var(--color-white, #FFFFFF);
}

.page-products__membership-media {
  margin: 2.2rem 0 1.8rem;
}

.page-products__membership-media img {
  display: block;
  width: 100%;
  max-width: 760px;
  height: auto;
  border-radius: var(--radius-lg, 12px);
  margin: 0 auto;
}

.page-products__compare {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg, 12px);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.03);
}

.page-products__compare-head,
.page-products__compare-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.1fr;
  gap: 0.4rem;
  padding: 0.7rem 0.9rem;
  font-size: 0.86rem;
  line-height: 1.4;
}

.page-products__compare-head {
  background: rgba(10, 27, 61, 0.72);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

.page-products__compare-row:nth-child(even) {
  background: rgba(255, 255, 255, 0.03);
}

.page-products__compare-row:hover {
  background: rgba(0, 229, 255, 0.08);
  transition: background 0.2s ease;
}

.page-products__compare-highlight {
  color: var(--color-cyan, #00E5FF);
  font-weight: 700;
}

.page-products__membership-note {
  margin: 1rem 0 0;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
}

/* Closing */
.page-products__closing {
  background: var(--color-cream, #F5F0E6);
  color: var(--color-ink, #1A1A1A);
  padding: 4.5rem 0;
}

.page-products__closing-card {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(10, 27, 61, 0.1);
  border-radius: var(--radius-lg, 12px);
  padding: 2.4rem 1.6rem;
}

.page-products__closing-card h2 {
  margin: 0.6rem 0 0.8rem;
  font-size: 2rem;
  font-weight: 800;
}

.page-products__closing-card p {
  margin: 0 auto 1.4rem;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--pp-ink-soft);
  max-width: 54ch;
}

.page-products__closing-actions {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.2rem;
}

.page-products__closing-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.page-products__closing-links a {
  color: var(--color-primary, #0A1B3D);
  font-size: 0.85rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(10, 27, 61, 0.24);
  padding-bottom: 0.1rem;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-products__closing-links a:hover {
  color: var(--color-accent, #FF5A3C);
  border-color: var(--color-accent, #FF5A3C);
}

/* Tablet */
@media (min-width: 720px) {
  .page-products__hero {
    padding-bottom: 5rem;
  }

  .page-products__hero-inner {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
    align-items: center;
    gap: 2rem;
  }

  .page-products__phone {
    width: 278px;
  }

  .page-products__feature-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
  }

  .page-products__tab-panel {
    grid-template-columns: 260px 1fr;
    gap: 2rem;
  }

  .page-products__download-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products__download-qr {
    grid-column: 1 / -1;
    flex-direction: row;
    gap: 1.4rem;
  }

  .page-products__download-qr img {
    width: 140px;
    height: 140px;
  }

  .page-products__timeline-item {
    grid-template-columns: 96px 1fr;
  }

  .page-products__compare-head,
  .page-products__compare-row {
    grid-template-columns: 1.6fr 1fr 1.2fr;
    padding: 0.85rem 1.3rem;
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .page-products__hero {
    padding-top: calc(var(--header-h, 64px) + 3.5rem);
    padding-bottom: 6rem;
  }

  .page-products__hero-inner {
    gap: 3.5rem;
  }

  .page-products__phone-stage {
    justify-content: flex-start;
  }

  .page-products__phone {
    width: 316px;
    border-width: 6px;
    border-radius: 42px;
  }

  .page-products__phone-screen {
    border-radius: 30px;
  }

  .page-products__features,
  .page-products__tabs,
  .page-products__download,
  .page-products__version,
  .page-products__membership,
  .page-products__closing {
    padding: 6.5rem 0;
  }

  .page-products__feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products__download-grid {
    grid-template-columns: 1fr 1fr 0.85fr;
    align-items: stretch;
  }

  .page-products__download-qr {
    grid-column: auto;
    flex-direction: column;
  }

  .page-products__download-qr img {
    width: 164px;
    height: 164px;
  }

  .page-products__membership-media {
    margin-top: 2.6rem;
  }

  .page-products__compare {
    max-width: 920px;
    margin: 0 auto;
  }
}

.page-products__closing-card {
  padding-block: 3rem;
}

.page-products .btn {
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.page-products .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(10, 27, 61, 0.2);
}

.page-products .btn:active {
  transform: translateY(0);
  box-shadow: none;
}