/* ===========================
   office.css — Virtual Office Marketing Page Styles
   =========================== */

/* ============================
   1. HERO
   ============================ */
.vo-hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.vo-hero .hero-content {
  text-align: center;
}

.vo-hero .hero-content h1 {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1.5;
  margin-bottom: 20px;
}

.vo-hero .hero-content .subtitle {
  font-size: 1.15rem;
  color: var(--white-alpha-60);
  margin-bottom: 40px;
  line-height: 2;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================
   2. PAIN POINTS
   ============================ */
.vo-pain {
  background: var(--dark-3);
}

.vo-pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.vo-pain-card {
  padding: 28px;
  transition: var(--transition);
  border-top: 3px solid rgba(220, 53, 69, 0.6);
}

.vo-pain-card:hover {
  transform: translateY(-4px);
  border-top-color: rgba(220, 53, 69, 0.9);
}

.vo-pain-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(220, 53, 69, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.vo-pain-icon svg {
  width: 26px;
  height: 26px;
  color: #dc3545;
}

.vo-pain-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.vo-pain-card p {
  font-size: 0.9rem;
  color: var(--white-alpha-60);
  line-height: 1.8;
}

/* ============================
   3. FEATURES DEEP-DIVE (TABS)
   ============================ */
.vo-features {
  background: var(--dark-1);
}

.vo-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.vo-tab {
  padding: 10px 24px;
  border-radius: 50px;
  background: var(--white-alpha-05);
  border: 1px solid var(--white-alpha-10);
  color: var(--white-alpha-60);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.vo-tab:hover {
  color: var(--gold-1);
  border-color: var(--gold-1);
}

.vo-tab.active {
  background: var(--gold-gradient);
  color: var(--dark-1);
  border-color: transparent;
}

.vo-panel {
  display: none;
}

.vo-panel.active {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 40px;
  align-items: start;
  animation: voFadeInPanel 0.4s ease;
}

@keyframes voFadeInPanel {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.vo-feature-detail h3 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.vo-feature-detail .en-badge {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--gold-1);
  margin-bottom: 20px;
  direction: ltr;
}

.vo-feature-detail > p {
  color: var(--white-alpha-60);
  font-size: 0.95rem;
  margin-bottom: 24px;
  line-height: 2;
}

.vo-feature-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.vo-feature-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--white-alpha-80);
  padding: 4px 0;
}

.vo-feature-list li svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--gold-1);
}

.vo-spec-card {
  padding: 32px;
}

.vo-spec-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold-1);
  margin-bottom: 16px;
}

.vo-spec-card ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.vo-spec-card ul li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--white-alpha-80);
}

.vo-spec-card ul li svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--gold-1);
}

/* ============================
   4. ALL FEATURES GRID
   ============================ */
.vo-all-features {
  background: var(--dark-3);
}

.vo-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.vo-feature-card {
  padding: 28px;
  text-align: center;
  transition: var(--transition);
}

.vo-feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(212, 168, 67, 0.2);
  background: rgba(255, 255, 255, 0.08);
}

.vo-feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(212, 168, 67, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  transition: var(--transition);
}

.vo-feature-card:hover .vo-feature-icon {
  background: var(--gold-gradient);
}

.vo-feature-icon svg {
  width: 26px;
  height: 26px;
  color: var(--gold-1);
  transition: var(--transition);
}

.vo-feature-card:hover .vo-feature-icon svg {
  color: var(--dark-1);
}

.vo-feature-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.vo-feature-card p {
  font-size: 0.85rem;
  color: var(--white-alpha-60);
}

/* ============================
   5. BEFORE/AFTER — reuses .ba-* from plans.css
   ============================ */
.vo-before-after {
  background: var(--dark-1);
}

/* ============================
   6. ARCHITECTURE — reuses .timeline from sections.css
   ============================ */
.vo-architecture {
  background: var(--dark-3);
}

/* ============================
   7. TECH SPECS
   ============================ */
.vo-specs {
  background: var(--dark-1);
}

.vo-specs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.vo-spec-item {
  padding: 28px;
  transition: var(--transition);
}

.vo-spec-item:hover {
  transform: translateY(-4px);
  border-color: rgba(212, 168, 67, 0.2);
}

.vo-spec-item h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gold-1);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.vo-spec-item h4 svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.vo-spec-item ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.vo-spec-item ul li {
  font-size: 0.88rem;
  color: var(--white-alpha-80);
  display: flex;
  align-items: center;
  gap: 8px;
}

.vo-spec-item ul li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold-1);
  flex-shrink: 0;
}

/* ============================
   9. DEMO PREVIEW
   ============================ */
.vo-demo-preview {
  background: var(--dark-3);
}

.vo-demo-frame {
  max-width: 900px;
  margin: 0 auto 40px;
  border-radius: var(--radius);
  overflow: hidden;
}

.vo-demo-browser-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid var(--white-alpha-10);
}

.vo-demo-dots {
  display: flex;
  gap: 6px;
}

.vo-demo-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.vo-demo-dots span:nth-child(1) { background: #ff5f57; }
.vo-demo-dots span:nth-child(2) { background: #ffbd2e; }
.vo-demo-dots span:nth-child(3) { background: #28c840; }

.vo-demo-url {
  flex: 1;
  padding: 6px 14px;
  background: var(--white-alpha-05);
  border-radius: 6px;
  font-size: 0.78rem;
  color: var(--white-alpha-60);
  direction: ltr;
  text-align: left;
}

.vo-demo-preview-body {
  padding: 24px;
  background: var(--dark-1);
  min-height: 280px;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
}

.vo-demo-sidebar-mock {
  background: var(--white-alpha-05);
  border-radius: var(--radius-sm);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.vo-demo-sidebar-mock .mock-item {
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--white-alpha-60);
  background: var(--white-alpha-05);
}

.vo-demo-sidebar-mock .mock-item.active {
  background: rgba(212, 168, 67, 0.15);
  color: var(--gold-1);
}

.vo-demo-main-mock {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.vo-demo-kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.vo-demo-kpi-mock {
  background: var(--white-alpha-05);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
}

.vo-demo-kpi-mock .mock-value {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--gold-1);
  margin-bottom: 4px;
}

.vo-demo-kpi-mock .mock-label {
  font-size: 0.7rem;
  color: var(--white-alpha-60);
}

.vo-demo-chart-mock {
  flex: 1;
  background: var(--white-alpha-05);
  border-radius: var(--radius-sm);
  padding: 20px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 12px;
}

.vo-demo-chart-mock .mock-bar {
  width: 30px;
  border-radius: 4px 4px 0 0;
  background: var(--gold-gradient);
  opacity: 0.6;
}

/* ============================
   10. FAQ — reuses .faq-* from plans.css
   ============================ */
.vo-faq {
  background: var(--dark-1);
}

/* ============================
   11. FINAL CTA
   ============================ */
.vo-cta {
  background: var(--dark-3);
  position: relative;
  overflow: hidden;
}

.vo-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 60% at 50% 50%, rgba(212, 168, 67, 0.08), transparent);
}

.vo-cta .cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 1024px) {
  .vo-pain-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .vo-panel.active {
    grid-template-columns: 1fr;
  }

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

  .vo-demo-preview-body {
    grid-template-columns: 1fr;
  }

  .vo-demo-sidebar-mock {
    display: none;
  }
}

@media (max-width: 768px) {
  .vo-hero .hero-content h1 {
    font-size: 2rem;
  }

  .vo-hero .hero-content .subtitle {
    font-size: 1rem;
  }

  .vo-hero {
    min-height: 70vh;
  }

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

  .vo-tabs {
    gap: 6px;
  }

  .vo-tab {
    padding: 8px 16px;
    font-size: 0.85rem;
  }

  .vo-panel.active {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

  .vo-specs-grid {
    grid-template-columns: 1fr;
  }

  .vo-demo-kpi-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .vo-hero .hero-content h1 {
    font-size: 1.6rem;
  }

  .vo-pain-grid {
    grid-template-columns: 1fr;
  }

  .vo-tab {
    padding: 8px 14px;
    font-size: 0.8rem;
  }

  .vo-feature-detail h3 {
    font-size: 1.3rem;
  }

  .vo-feature-grid {
    grid-template-columns: 1fr;
  }

  .vo-specs-grid {
    grid-template-columns: 1fr;
  }

  .vo-demo-kpi-row {
    grid-template-columns: 1fr;
  }
}