/* 產品形象頁 /welcome 樣式，沿用 app.css 主題代幣 */
:root {
  --w-subnav-bg: rgba(11, 15, 26, 0.86);
  --w-hero-grid: rgba(0, 212, 255, 0.055);
  --w-particle-core: #baf6ff;

  --w-chip-bg: rgba(18, 32, 58, 0.72);
  --w-chip-fg: #c9d6ee;
  --w-chip-num: #f2f6ff;
  --w-live-up: #ff6b6b;
  --w-live-down: #4ade80;

  --w-cta-gradient: linear-gradient(120deg, #5ce1ff, #00d4ff 55%, #31b8ff);
  --w-cta-fg: #04101c;
  --w-cta-hint: #7f90b0;
  --w-qr-note: #8fa3bd;

  --w-panel-bg: rgba(20, 40, 80, 0.25);
  --w-signal-gradient: linear-gradient(120deg, #7df9ff, #00d4ff 45%, #2080ff);
  --w-nova-gradient: linear-gradient(120deg, #c080ff, #9048f0 50%, #6020d0);
  --w-bs-sig-gradient: linear-gradient(120deg, #7df9ff, #00d4ff 60%, #30a0ff);
  --w-bs-nova-gradient: linear-gradient(120deg, #40a0ff, #9048f0 55%, #c080ff);
  --w-nova-glow: rgba(150, 80, 240, 0.4);
  --w-nova-glow-strong: rgba(150, 80, 240, 0.45);
}

:root[data-theme^="light-"],
:root[data-theme="champagne"] {
  --w-subnav-bg: var(--nav-bg);
  --w-hero-grid: var(--grid-line);
  --w-particle-core: var(--brand-cyan);

  --w-chip-bg: var(--card-bg);
  --w-chip-fg: var(--text-muted);
  --w-chip-num: var(--text);
  --w-live-up: var(--up);
  --w-live-down: var(--down);

  --w-cta-gradient: var(--brand-gradient);

  --w-cta-hint: var(--text-muted);
  --w-qr-note: var(--text-muted);

  --w-panel-bg: var(--bg-0);
  --w-signal-gradient: linear-gradient(120deg, var(--text) 8%, var(--brand-cyan) 45%, var(--brand-blue));
  --w-nova-gradient: linear-gradient(120deg, var(--brand-violet), var(--brand-blue) 50%, var(--text));
  --w-bs-sig-gradient: linear-gradient(120deg, var(--text) 8%, var(--brand-blue) 60%, var(--brand-cyan));
  --w-bs-nova-gradient: linear-gradient(120deg, var(--brand-blue), var(--brand-violet) 55%, var(--text));
  --w-nova-glow: rgba(var(--brand-violet-rgb), 0.16);
  --w-nova-glow-strong: rgba(var(--brand-violet-rgb), 0.2);
}

:root[data-theme="champagne"] {
  --w-cta-fg: #ffffff;
}

.w-main {
  flex: 1;
  overflow-x: hidden;
}

.w-main section {
  position: relative;
  padding: 88px clamp(16px, 4vw, 48px);
}

.w-container {
  max-width: 1080px;
  margin: 0 auto;
}

.w-eyebrow {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-cyan-text);
  margin-bottom: 14px;
}

.w-h2 {
  font-size: clamp(24px, 2.6vw + 12px, 38px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text);
  margin: 0 0 12px;
  letter-spacing: 0.01em;
}

.w-lead {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 0 40px;
}

.w-reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 620ms var(--ease), transform 620ms var(--ease);
}

.w-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.w-stagger > .w-reveal:nth-child(1) { transition-delay: 0ms; }
.w-stagger > .w-reveal:nth-child(2) { transition-delay: 90ms; }
.w-stagger > .w-reveal:nth-child(3) { transition-delay: 180ms; }
.w-stagger > .w-reveal:nth-child(4) { transition-delay: 270ms; }
.w-stagger > .w-reveal:nth-child(5) { transition-delay: 360ms; }
.w-stagger > .w-reveal:nth-child(6) { transition-delay: 450ms; }

.w-subnav {
  position: sticky;
  top: var(--w-nav-h, 62px);
  z-index: 19;
  background: var(--w-subnav-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.w-subnav-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  gap: clamp(6px, 2vw, 28px);
  padding: 10px clamp(16px, 4vw, 48px);
  overflow-x: auto;
  scrollbar-width: none;
}

.w-subnav-inner::-webkit-scrollbar { display: none; }

.w-subnav-link {
  flex: none;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  text-decoration: none;
  white-space: nowrap;
  padding: 4px 2px;
  border-bottom: 2px solid transparent;
  transition: color 150ms var(--ease), border-color 150ms var(--ease);
}

.w-subnav-link:hover {
  color: var(--text);
}

.w-subnav-link.active {
  color: var(--brand-cyan-text);
  border-bottom-color: var(--brand-cyan);
}

.w-hero {

  min-height: min(38vh, 340px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 16px;
  padding-bottom: 28px;
  overflow: hidden;
}

/* 選擇器須帶 section，否則被 .w-main section 的 padding 蓋過 */
.w-main section.w-hero {
  padding-top: 16px;
  padding-bottom: 28px;
}

.w-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--w-hero-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--w-hero-grid) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 62% 62% at 50% 38%, black 15%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 62% 62% at 50% 38%, black 15%, transparent 72%);
  animation: wGridDrift 40s linear infinite;
  pointer-events: none;
}

@keyframes wGridDrift {
  from { background-position: 0 0, 0 0; }
  to { background-position: 46px 92px, 46px 92px; }
}

.w-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.w-dot {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--w-particle-core) 0%, var(--brand-cyan) 55%, transparent 100%);
  opacity: 0.55;
  animation: wDotFloat 11s ease-in-out infinite;
  will-change: transform, opacity;
}

.w-link {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(var(--brand-cyan-rgb), 0.35), transparent);
  animation: wLinkPulse 6s ease-in-out infinite;
  transform-origin: left center;
}

@keyframes wDotFloat {
  0%, 100% { transform: translate(0, 0); opacity: 0.35; }
  50% { transform: translate(8px, -14px); opacity: 0.75; }
}

@keyframes wLinkPulse {
  0%, 100% { opacity: 0.15; }
  50% { opacity: 0.55; }
}

.w-hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 720px;
  margin: 0 auto;
}

.w-hero-logo {

  width: clamp(40px, 4.5vw, 56px);
  height: clamp(40px, 4.5vw, 56px);
  filter: drop-shadow(0 0 28px rgba(var(--brand-cyan-rgb), 0.4));
  margin-bottom: 12px;
}

.w-hero h1 {
  font-size: clamp(22px, 2.6vw + 9px, 36px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: 0.01em;
  margin: 0 0 12px;
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.w-hero-sub {
  font-size: clamp(14.5px, 0.6vw + 13px, 17.5px);
  line-height: 1.75;
  color: var(--text-muted);
  margin: 0 0 20px;
  max-width: 560px;

  text-wrap: balance;
}

.w-hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 18px;
}

.w-hero-cta .btn-save {
  padding: 12px 30px;
  font-size: 14.5px;
}

.w-hero-cta .btn-ghost {
  padding: 12px 26px;
  font-size: 14.5px;
}

.w-hero-tertiary {
  font-size: 12.5px;
  color: var(--text-faint);
}

.w-hero-tertiary a {
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 1px dashed var(--border-strong);
  padding-bottom: 1px;
}

.w-hero-tertiary a:hover {
  color: var(--brand-cyan-text);
  border-bottom-color: var(--brand-cyan);
}

.w-review-teaser {
  max-width: 520px;
  margin: 0 auto 20px;
  padding: 14px 16px 13px;
  text-align: left;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--brand-cyan);
  border-radius: var(--radius);
}

.w-rt-head {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 9px;
}

.w-rt-title {
  font-size: 15px;
  font-weight: 800;
  color: var(--text);
}

.w-rt-date {
  margin-left: auto;
  font-size: 14px;
  color: var(--text-faint);
  white-space: nowrap;
}

.w-rt-env {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-muted);
}

.w-rt-env-label {
  display: inline-block;
  margin-right: 6px;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  color: var(--brand-cyan-text);
  background: rgba(var(--brand-cyan-rgb), 0.1);
  border: 1px solid rgba(var(--brand-cyan-rgb), 0.3);
}

.w-rt-lead {
  margin: 0 0 11px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text);
}

.w-rt-cta {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--brand-cyan-text);
  text-decoration: none;
  border-bottom: 1px solid rgba(var(--brand-cyan-rgb), 0.45);
  padding-bottom: 1px;
}

.w-rt-cta:hover {
  border-bottom-color: var(--brand-cyan);
}

@media (max-width: 560px) {
  .w-review-teaser {
    padding: 12px 13px 12px;
  }
  .w-rt-date {

    margin-left: 0;
    width: 100%;
  }
  .w-rt-lead {
    font-size: 14px;
    line-height: 1.75;
  }
}

.w-compare-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 22px;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.w-compare-arrow {
  font-size: 26px;
  color: var(--brand-cyan-text);
  font-weight: 800;
}

.w-compare-card {
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  border: 1px solid var(--border);
}

.w-compare-card.w-dim {
  background: rgba(var(--surface-tint-rgb), 0.02);
  color: var(--text-faint);
}

.w-compare-card.w-bright {
  background: var(--brand-gradient-soft);
  border-color: rgba(var(--brand-cyan-rgb), 0.35);
  box-shadow: 0 0 0 1px rgba(var(--brand-cyan-rgb), 0.08), var(--glow);
}

.w-compare-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.w-dim .w-compare-tag {
  background: rgba(var(--text-muted-rgb), 0.12);
  color: var(--text-faint);
}

.w-bright .w-compare-tag {
  background: rgba(var(--brand-cyan-rgb), 0.18);
  color: var(--brand-cyan-text);
}

.w-compare-quote {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.5;
  margin: 0 0 10px;
}

.w-dim .w-compare-quote {
  color: var(--text-faint);
}

.w-bright .w-compare-quote {
  color: var(--text);
}

.w-compare-note {
  font-size: 13px;
  line-height: 1.6;
  color: inherit;
  opacity: 0.85;
  margin: 0;
}

@media (max-width: 720px) {
  .w-compare-row {
    grid-template-columns: 1fr;
  }
  .w-compare-arrow {
    justify-self: center;
    transform: rotate(90deg);
  }
}

.w-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.w-feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  transition: transform 200ms var(--ease), border-color 200ms var(--ease), background 200ms var(--ease);
}

.w-feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(var(--brand-cyan-rgb), 0.32);
  background: var(--card-bg-hover);
}

.w-feature-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brand-gradient-soft);
  color: var(--brand-cyan-text);
  margin-bottom: 14px;
}

.w-feature-icon svg {
  width: 22px;
  height: 22px;
}

.w-feature-card h3 {
  font-size: 15.5px;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 6px;
}

.w-feature-card p {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-muted);
  margin: 0;
}

@media (max-width: 900px) {
  .w-feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .w-feature-grid { grid-template-columns: 1fr; }
}

.w-highlight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.w-highlight-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding-bottom: 20px;
}

.w-highlight-img-wrap {
  overflow: hidden;
  background: var(--bg-2);
}

.w-highlight-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  animation: w-img-fadein 0.5s ease forwards;
}

.w-highlight-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  margin: 16px 22px 8px;
}

.w-highlight-desc {
  margin: 0 22px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-muted);
}

@media (max-width: 900px) {
  .w-highlight-grid { grid-template-columns: 1fr; }
}

.w-usecase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.w-usecase-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px 22px;
  display: flex;
  flex-direction: column;
}

.w-usecase-img-wrap {
  margin: -26px -22px 16px;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: var(--bg-2);
}

.w-usecase-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  animation: w-img-fadein 0.5s ease forwards;
}

@keyframes w-img-fadein {
  from { opacity: 0; }
  to { opacity: 1; }
}

.w-usecase-name {
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 14px;
}

.w-usecase-flow {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  flex: 1;
}

.w-usecase-flow li {
  position: relative;
  padding-left: 20px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.w-usecase-flow li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-cyan);
}

.w-usecase-flow li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 2.5px;
  top: 15px;
  width: 1px;
  height: calc(100% + 2px);
  background: var(--border-strong);
}

.w-usecase-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.w-usecase-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(var(--brand-blue-rgb), 0.12);
  color: var(--brand-blue);
}

@media (max-width: 900px) {
  .w-usecase-grid { grid-template-columns: 1fr; }
}

.w-stats {
  background: linear-gradient(180deg, rgba(var(--brand-cyan-rgb), 0.04), transparent 60%);
}

.w-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.w-stat-num {
  font-size: clamp(32px, 3vw + 12px, 52px);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  background: var(--gradient-stat);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.1;
}

.w-stat-label {
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
}

@media (max-width: 720px) {
  .w-stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px 20px; }
}

.w-tier-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.w-tier-card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  opacity: 0.4;
  transform: translateY(18px);
  transition: opacity 550ms var(--ease), transform 550ms var(--ease), border-color 550ms var(--ease);
}

.w-tier-card.is-visible {
  opacity: 1;
  transform: translateY(0);
  border-color: rgba(var(--brand-cyan-rgb), 0.3);
}

.w-tier-row .w-tier-card:nth-child(2) { transition-delay: 220ms; }
.w-tier-row .w-tier-card:nth-child(3) { transition-delay: 440ms; }

.w-tier-time {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  color: var(--brand-cyan-text);
  background: rgba(var(--brand-cyan-rgb), 0.12);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.w-tier-card h3 {
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 8px;
}

.w-tier-card p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-muted);
  margin: 0;
}

@media (max-width: 900px) {
  .w-tier-row { grid-template-columns: 1fr; }
}

.w-report-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 48px;
  align-items: center;
}

.w-report-mock-wrap {
  perspective: 1200px;
  display: flex;
  justify-content: center;
}

.w-report-showcase-img-wrap {
  width: 300px;
  max-width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(var(--shadow-rgb), 0.45);
  background: var(--bg-2);
}

.w-report-showcase-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.w-report-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.w-report-badge {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  background: rgba(var(--surface-tint-rgb), 0.04);
  border: 1px solid var(--border-strong);
  padding: 5px 12px;
  border-radius: 999px;
}

@media (max-width: 820px) {
  .w-report-layout { grid-template-columns: 1fr; }
  .w-report-showcase-img-wrap { width: 260px; margin: 0 auto; }
}

.w-why-table {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.w-why-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 0 20px;
  margin-bottom: 4px;
}

.w-why-head span {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--text-faint);
  text-transform: uppercase;
}

.w-why-head span:first-child { color: var(--brand-cyan-text); }

.w-why-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  border-radius: var(--radius);
  overflow: hidden;
}

.w-why-us,
.w-why-them {
  padding: 16px 20px;
  font-size: 13.5px;
  line-height: 1.6;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.w-why-us {
  background: var(--brand-gradient-soft);
  border-color: rgba(var(--brand-cyan-rgb), 0.28);
  color: var(--text);
  font-weight: 700;
}

.w-why-them {
  background: rgba(var(--surface-tint-rgb), 0.015);
  color: var(--text-faint);
}

@media (max-width: 700px) {
  .w-why-head { display: none; }
  .w-why-row { grid-template-columns: 1fr; }
}

.w-pipeline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 46px;
  flex-wrap: wrap;
}

.w-pipeline-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 140px;
}

.w-pipeline-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: var(--text-muted);
  transition: border-color 400ms var(--ease), color 400ms var(--ease), box-shadow 400ms var(--ease);
}

.w-pipeline-node.is-visible .w-pipeline-circle {
  border-color: var(--brand-cyan);
  color: var(--brand-cyan-text);
  box-shadow: 0 0 22px rgba(var(--brand-cyan-rgb), 0.28);
}

.w-pipeline-label {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-muted);
  text-align: center;
}

.w-pipeline-line {
  width: clamp(30px, 6vw, 80px);
  height: 2px;
  background: var(--border-strong);
  position: relative;
  overflow: hidden;
  margin-bottom: 34px;
}

.w-pipeline-line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, var(--brand-cyan), transparent);
  transform: translateX(-100%);
  animation: wPipelineFlow 2.6s linear infinite;
}

.w-pipeline-node:nth-child(1) { transition-delay: 0ms; }
.w-pipeline-node:nth-child(3) { transition-delay: 260ms; }
.w-pipeline-node:nth-child(5) { transition-delay: 520ms; }

@keyframes wPipelineFlow {
  to { transform: translateX(100%); }
}

.w-principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.w-principle-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}

.w-principle-card .w-principle-icon {
  font-size: 22px;
  margin-bottom: 8px;
}

.w-principle-card p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0;
}

@media (max-width: 780px) {
  .w-principles { grid-template-columns: 1fr; }
}

.w-join {
  text-align: center;
  background: radial-gradient(ellipse 70% 100% at 50% 100%, rgba(var(--brand-violet-rgb), 0.14), transparent);
}

.w-join .w-lead {
  margin-left: auto;
  margin-right: auto;
}

.w-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  max-width: 780px;
  margin: 0 auto 36px;
  text-align: left;
}

.w-step-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.w-step-num {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--brand-gradient);
  color: var(--on-accent);
  font-weight: 800;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.w-step-card h3 {
  font-size: 14.5px;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 6px;
}

.w-step-card p {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0;
}

.w-join-cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.w-join-cta .btn-save {
  padding: 13px 34px;
  font-size: 15px;
}

@media (max-width: 720px) {
  .w-steps { grid-template-columns: 1fr; }
}

.w-join-telegram-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  max-width: 560px;
  margin: 28px auto 0;
  padding: 14px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card-bg);
  text-align: left;
}

.w-join-telegram-icon {
  font-size: 18px;
  line-height: 1.6;
  flex-shrink: 0;
}

.w-join-telegram-note p {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text-muted);
}

.w-join-telegram-note strong {
  color: var(--text);
}

.w-footer-links {
  margin-top: 8px;
}

.w-footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  margin: 0 8px;
}

.w-footer-links a:hover {
  color: var(--brand-cyan-text);
}

#brand {
  text-align: center;
}

.w-brand-fusion {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: clamp(20px, 5vw, 64px);
  margin-top: 34px;
  flex-wrap: wrap;
}

.w-brand-word {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.w-brand-en {
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.w-brand-en-signal {
  background-image: var(--w-signal-gradient);
  filter: drop-shadow(0 0 18px rgba(var(--brand-cyan-rgb), 0.35));
}

.w-brand-en-nova {
  background-image: var(--w-nova-gradient);
  filter: drop-shadow(0 0 18px var(--w-nova-glow));
}

.w-brand-zh {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.4em;
  text-indent: 0.4em;
}

.w-brand-desc {
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--text-muted);
  margin: 2px 0 0;
}

.w-brand-times {
  align-self: center;
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 300;
  color: var(--text-faint);
}

.w-brand-merge {
  margin: 18px 0 6px;
}

.w-brand-merge-arrow {
  display: inline-block;
  font-size: 30px;
  color: var(--brand-cyan-text);
  opacity: 0.8;
  animation: wBrandBob 2.4s ease-in-out infinite;
}

@keyframes wBrandBob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

.w-brand-signova {
  display: inline-block;
  font-size: clamp(48px, 8vw, 92px);
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1.05;
}

.w-brand-signova b {
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.w-bs-sig {
  background-image: var(--w-bs-sig-gradient);
  filter: drop-shadow(0 0 26px rgba(var(--brand-cyan-rgb), 0.45));
}

.w-bs-nova {
  background-image: var(--w-bs-nova-gradient);
  filter: drop-shadow(0 0 26px var(--w-nova-glow-strong));
}

.w-brand-result-note {
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--text-muted);
  margin-top: 14px;
}

.w-brand-logo-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 4vw, 44px);
  flex-wrap: wrap;
  max-width: 860px;
  margin: 56px auto 0;
  padding: clamp(20px, 3vw, 36px);
  text-align: left;
  background: var(--w-panel-bg);
  border: 1px solid rgba(var(--brand-cyan-rgb), 0.15);
  border-radius: 16px;
}

.w-brand-logo {
  flex: 0 0 auto;
  width: clamp(96px, 12vw, 150px);
  height: auto;
  filter: drop-shadow(0 0 24px rgba(var(--brand-cyan-rgb), 0.35));
}

.w-brand-logo-text {
  flex: 1 1 320px;
}

.w-brand-logo-text h3 {
  margin: 0 0 10px;
  font-size: 20px;
  color: var(--text);
}

.w-brand-logo-text p {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--text-muted);
}

.w-brand-logo-text b {
  color: var(--brand-cyan-text);
}

@media (max-width: 640px) {
  .w-main section {
    padding: 56px 18px;
  }
  .w-lead {
    margin-bottom: 28px;
  }
}

html[data-theme^="light-"] #w-live-time,
html[data-theme="champagne"] #w-live-time {
  opacity: 1 !important;
  color: var(--text-faint);
}

html[data-theme^="light-"] .w-hero-sub,
html[data-theme="champagne"] .w-hero-sub {
  opacity: 1 !important;
}

html[data-theme^="light-"] .w-compare-note,
html[data-theme="champagne"] .w-compare-note {
  opacity: 1;
}

@media (max-width: 520px) {
  .w-hero-logo { width: 40px; height: 40px; margin-bottom: 6px; }
  .w-hero h1 { font-size: 22px; line-height: 1.3; margin: 0 0 6px; }
  .w-hero-sub { font-size: 14px; margin: 0 0 4px; }

  .w-main section.w-hero { min-height: auto; padding-top: 6px; padding-bottom: 26px; }
}

.w-weekly-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.w-weekly-head .w-h2 {
  margin-bottom: 0;
}

.w-weekly-badge {
  flex: none;
  margin-top: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--brand-cyan-text);
  background: rgba(var(--brand-cyan-rgb), 0.10);
  border: 1px solid rgba(var(--brand-cyan-rgb), 0.35);
}

.w-weekly-lead {
  margin: 12px 0 16px;
  max-width: 760px;
}

.w-weekly-viewer-note {
  margin: 0 0 12px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border-strong);
  color: var(--text-muted);
  font-size: 13.5px;
  line-height: 1.7;
}

.w-weekly-legal {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  flex-wrap: wrap;
  margin: 0 0 18px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(var(--brand-cyan-rgb), 0.28);
  background: var(--brand-gradient-soft);
}

.w-weekly-legal-tag {
  flex: none;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--w-cta-fg);
  background: var(--w-cta-gradient);
}

.w-weekly-legal-text {
  flex: 1 1 260px;
  min-width: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.w-weekly-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
}

.w-weekly-chip {
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--text-muted);
  background: var(--bg-2);
  border: 1px solid var(--border);
}

.w-weekly-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: stretch;
}

.w-weekly-grid.w-weekly-grid-uniform {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(250px, 100%), 1fr));
}

.w-weekly-grid.wpk-cardflow {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(250px, 100%), 1fr));
}

.w-weekly-card {
  flex: 1 1 250px;
  min-width: 0;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 15px;
  display: flex;
  flex-direction: column;
}

.w-weekly-card-body {
  display: none;
}

.w-weekly-card.expanded .w-weekly-card-body {
  display: block;
}

.w-weekly-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.w-weekly-card-foot-note {
  font-size: 12px;
  color: var(--text-faint);
}

.w-weekly-detail-toggle {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 2px 0;
  color: var(--accent-text);
  font: inherit;
  font-size: 12.5px;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
}

.w-weekly-detail-toggle:hover {
  text-decoration: underline;
}

.w-weekly-card.expanded .w-weekly-card-body {
  margin-top: 12px;
}

.w-weekly-card-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.w-weekly-rank {
  font-size: 13px;
  font-weight: 900;
  color: var(--brand-cyan-text);
}

.w-weekly-code {
  font-size: 17px;
  font-weight: 900;
  color: var(--text);
  letter-spacing: 0.02em;
}

.w-weekly-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-muted);
}

.w-weekly-nums {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding-bottom: 11px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.w-weekly-num {
  display: flex;
  align-items: baseline;
  gap: 6px;
  min-width: 0;
}

.w-weekly-num-v {
  margin-left: auto;
}

.w-weekly-num-k {
  font-size: 14px;
  color: var(--text-muted);
}

.w-weekly-num-v {
  font-size: 18px;
  font-weight: 900;
  color: var(--text);
}

.w-weekly-num-score .w-weekly-num-v {
  color: var(--brand-cyan-text);
}

.w-weekly-num-u {
  font-size: 14px;
  color: var(--text-faint);
}

.w-weekly-factors {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.w-weekly-factor {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 14px;
}

.w-weekly-factor-k {
  font-style: normal;
  color: var(--text-muted);
  min-width: 0;
}

.w-weekly-factor-v {
  flex: none;
  margin-left: auto;
  padding-left: 8px;
  font-weight: 800;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.w-weekly-factor-flag {
  flex: none;
  font-style: normal;
  font-size: 12.5px;
  padding: 1px 7px;
  border-radius: 999px;
  color: var(--text-faint);
  background: var(--bg-1);
  border: 1px solid var(--border);
}

.w-weekly-factor.is-insufficient .w-weekly-factor-v {
  color: var(--text-muted);
}

.w-weekly-locked {
  flex: 1 1 150px;
  /* max-width 夾住 flex-grow，否則落單卡會被拉成整排寬的灰條 */
  max-width: 300px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 20px 14px;
  text-align: center;
  text-decoration: none;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px dashed var(--border-strong);
  background: var(--bg-2);
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}

.w-weekly-locked:nth-of-type(1) {
  flex-basis: 190px;
}

.w-weekly-locked:hover {
  transform: translateY(-3px);
  border-color: rgba(var(--brand-cyan-rgb), 0.5);
}

.w-weekly-locked-skel {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 13px;
  padding: 0 16px;
  filter: blur(5px);
  pointer-events: none;
}

.w-weekly-locked-bar {
  flex: none;
  height: 15px;
  border-radius: 999px;
  background: var(--text-muted);
  opacity: 0.62;
}

.w-weekly-locked-bar-lg { width: 78%; }
.w-weekly-locked-bar-md { width: 58%; }
.w-weekly-locked-bar-sm { width: 40%; }

.w-weekly-locked::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--bg-2);
  opacity: 0.42;
  pointer-events: none;
}

/* 須逐項列出，寫成 .w-weekly-locked > * 會連骨架一起吃到 relative */
.w-weekly-locked-lock,
.w-weekly-locked-text,
.w-weekly-locked-cta {
  position: relative;
  z-index: 1;
}

.w-weekly-locked-lock {
  font-size: 26px;
  line-height: 1;
}

.w-weekly-locked-text {
  font-size: 14.5px;
  font-weight: 800;
  line-height: 1.6;
  color: var(--text);
}

.w-weekly-locked-cta {
  margin-top: 2px;
  padding: 7px 15px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
  color: var(--w-cta-fg);
  background: var(--w-cta-gradient);
}

.w-weekly-foot {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-top: 20px;
}

.w-weekly-foot-cta {
  display: inline-block;
  padding: 11px 24px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--w-cta-fg);
  background: var(--w-cta-gradient);
  transition: transform 200ms var(--ease);
}

.w-weekly-foot-cta:hover { transform: translateY(-2px); }

.w-weekly-foot-note {
  font-size: 14px;
  color: var(--text-muted);
}

@media (max-width: 640px) {

  .w-weekly-grid { gap: 12px; }

  .w-weekly-card { flex: 1 1 100%; }

  .w-weekly-grid.w-weekly-grid-uniform { grid-template-columns: 1fr; }
  .w-weekly-locked { flex: 1 1 calc(50% - 6px); max-width: calc(50% - 6px); min-height: 150px; }
  .w-weekly-locked:nth-of-type(1) { flex-basis: 100%; max-width: 100%; min-height: 160px; }
  .w-weekly-head .w-h2 { font-size: 23px; }
  .w-weekly-lead { margin: 10px 0 14px; }
  .w-weekly-legal { padding: 11px 13px; }
  .w-weekly-legal-text { font-size: 14px; }
}

.w-weekly-nums-ring {
  flex-direction: row;
  align-items: center;
  gap: 12px;
}

.w-weekly-nums-col {
  display: flex;
  flex-direction: column;
  gap: 5px;
  flex: 1 1 auto;
  min-width: 0;
}

.w-weekly-nums-ring .w-weekly-num-u {
  margin-left: auto;
  font-size: 13px;
  white-space: nowrap;
}

.w-score-ring .sv-ring-label {
  font-size: 13px;
}

.w-score-ring .sv-ring-fg {
  animation: wRingSweep 900ms var(--ease) both;
}

/* --wr-dash 由 welcome.js 依分數算好寫入 style */
@keyframes wRingSweep {
  from { stroke-dasharray: 0 var(--wr-circ, 125.66); }
  to { stroke-dasharray: var(--wr-dash, 0) var(--wr-circ, 125.66); }
}

.w-weekly-grid-in > * {
  animation: wCellIn 520ms var(--ease) both;
  /* --w-i 由 welcome.js 逐格寫入 */
  animation-delay: calc(var(--w-i, 0) * 70ms);
}

@keyframes wCellIn {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

/* app.css 的全站 reduced-motion 只壓 duration，delay 要在這裡自己歸零 */
@media (prefers-reduced-motion: reduce) {
  .w-weekly-grid-in > *,
  .w-env-card,
  .w-score-ring .sv-ring-fg {
    animation-delay: 0s !important;
  }
}

.w-weekly-card {
  transition: transform 200ms var(--ease), border-color 200ms var(--ease),
    box-shadow 200ms var(--ease);
}

.w-weekly-card:hover {
  transform: translateY(-3px);
  border-color: rgba(var(--brand-cyan-rgb), 0.45);
  box-shadow: var(--shadow-card);
}

.w-env-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.w-env-head .w-h2 {
  margin-bottom: 0;
}

.w-env-lead {
  margin: 12px 0 16px;
  max-width: 760px;
}

.w-view-toggle {
  flex: none;
  display: inline-flex;
  gap: 4px;
  margin-top: 4px;
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card-bg);
}

.w-view-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  padding: 6px 16px;
  border-radius: calc(var(--radius-sm) - 3px);
  cursor: pointer;
  transition: background 140ms var(--ease), color 140ms var(--ease);
  white-space: nowrap;
}

.w-view-btn:hover { color: var(--text); }

.w-view-btn.active {
  background: var(--accent-bg);
  color: var(--text);
}

.w-env-card {
  animation: wCellIn 520ms var(--ease) both;
  margin-bottom: 14px;
}

.w-env-action-hint {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px dashed var(--border);
  font-size: 12.5px;
}

.w-env-card-nums {
  align-items: flex-start;
}

.w-env-total {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.w-env-total-v {
  font-size: 30px;
  font-weight: 900;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}

.w-env-total-v.bullish { color: var(--up); }
.w-env-total-v.bearish { color: var(--down); }
.w-env-total-v.neutral { color: var(--watch-fg); }

.w-env-total-u {
  font-size: 13px;
  color: var(--text-faint);
}

.w-env-comps {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 10px;
}

.w-env-comp {
  display: grid;
  grid-template-columns: minmax(0, 168px) 40px minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 10px;
  padding: 6px 0;
  border-top: 1px solid var(--border);
}

.w-env-comp-k {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text);
}

.w-env-comp-v {
  font-size: 15px;
  font-weight: 900;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.w-env-comp-high { color: var(--score-high); }
.w-env-comp-mid { color: var(--text-muted); }
.w-env-comp-low { color: var(--score-low); }

.w-env-comp-note {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text-muted);
  min-width: 0;
}

.w-env-legal {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

@media (max-width: 640px) {

  .w-env-head .w-h2 { font-size: 23px; }
  .w-env-lead { margin: 10px 0 14px; }

  .w-env-comp {
    grid-template-columns: minmax(0, 1fr) 44px;
  }
  .w-env-comp-note {
    grid-column: 1 / -1;
  }
}