/* =========================================================
   LUMIVEX — Investments Overview Page
   ========================================================= */

/* ---------- Hero ---------- */
.inv-hero {
  position: relative;
  min-height: 88vh;
  min-height: 88dvh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--header-h) + 3.5rem) 0 4.5rem;
  overflow: hidden;
}

.inv-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.inv-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.08);
  will-change: transform;
}

.inv-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 5, 5, 0.45) 0%, rgba(5, 5, 5, 0.72) 48%, #050505 100%),
    linear-gradient(105deg, rgba(5, 5, 5, 0.82) 0%, transparent 55%);
}

.inv-hero-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 55% 45% at 28% 75%, rgba(212, 175, 55, 0.2), transparent 60%);
  pointer-events: none;
}

.inv-hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.ih-eyebrow {
  margin-bottom: 1.2rem;
}

.inv-hero-title {
  font-size: clamp(2.7rem, 6vw, 5rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.inv-hero-title em {
  font-style: italic;
  font-weight: 500;
  background: linear-gradient(120deg, var(--gold-light), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.ih-line {
  display: block;
  overflow: hidden;
}

.ih-line > span {
  display: inline-block;
}

.inv-hero-sub {
  color: var(--text-muted);
  font-size: clamp(1.05rem, 1.35vw, 1.2rem);
  max-width: 46ch;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.inv-hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.inv-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem 3rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(212, 175, 55, 0.25);
}

.inv-hero-stats strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gold-light);
  margin-bottom: 0.2rem;
}

.inv-hero-stats span {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ---------- Philosophy ---------- */
.phil-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.phil-copy h2 {
  margin-bottom: 1.15rem;
}

.phil-copy > p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 1.75rem;
  max-width: 48ch;
}

.phil-points {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.phil-points li {
  padding: 1rem 1.15rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
  font-size: 0.95rem;
}

.phil-points strong {
  color: var(--gold);
}

.phil-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border: 1px solid rgba(212, 175, 55, 0.25);
  box-shadow: var(--shadow-soft);
}

.phil-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.phil-badge {
  position: absolute;
  left: 1.25rem;
  bottom: 1.25rem;
  padding: 1rem 1.25rem;
  text-align: center;
}

.phil-badge strong {
  display: block;
  font-size: 1.75rem;
  background: linear-gradient(135deg, #fff, var(--gold-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.phil-badge span {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ---------- Categories ---------- */
.inv-categories {
  background: linear-gradient(180deg, transparent, rgba(17, 17, 17, 0.65), transparent);
}

.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.cat-card {
  background: var(--bg-2);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-direction: column;
  transition: border-color 0.4s, box-shadow 0.4s;
}

.cat-card:hover {
  border-color: rgba(212, 175, 55, 0.4);
  box-shadow: var(--shadow-gold);
}

.cat-wide {
  grid-column: span 3;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
}

.cat-media {
  aspect-ratio: 16 / 11;
  overflow: hidden;
}

.cat-wide .cat-media {
  aspect-ratio: auto;
  min-height: 100%;
}

.cat-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.cat-card:hover .cat-media img {
  transform: scale(1.06);
}

.cat-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.cat-tag {
  display: block;
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.cat-body h3 {
  font-size: 1.55rem;
  margin-bottom: 0.75rem;
}

.cat-wide .cat-body h3 {
  font-size: 2rem;
}

.cat-body > p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
  flex: 1;
}

.cat-meta {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-bottom: 1.25rem;
}

.cat-meta-row {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 1rem 2rem;
}

.cat-meta li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.cat-meta span {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.cat-meta strong {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: #fff;
}

/* ---------- Process ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.15rem;
  list-style: none;
}

.process-card {
  padding: 2rem 1.5rem;
  text-align: center;
  transition: border-color 0.35s, transform 0.35s var(--ease);
}

.process-card:hover {
  border-color: rgba(212, 175, 55, 0.4);
  transform: translateY(-5px);
}

.process-num {
  display: block;
  color: var(--gold);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.process-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.55rem;
}

.process-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ---------- Risk ---------- */
.risk-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.risk-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-soft);
}

.risk-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.risk-copy > p {
  color: var(--text-muted);
  margin: 1rem 0 1.75rem;
  max-width: 46ch;
}

.risk-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.risk-list li {
  padding-left: 1.15rem;
  border-left: 2px solid rgba(212, 175, 55, 0.45);
}

.risk-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  margin-bottom: 0.3rem;
}

.risk-list span {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ---------- Performance ---------- */
.page-investments .perf-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.page-investments .perf-copy p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  max-width: 44ch;
}

.perf-stats {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.perf-stats li {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.perf-stats strong {
  color: var(--gold);
  margin-right: 0.75rem;
  font-size: 1.1rem;
}

.page-investments .perf-chart-wrap {
  padding: 1.5rem;
}

.page-investments .perf-chart-header {
  display: flex;
  justify-content: space-between;
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

#invPerfChart {
  width: 100%;
  height: auto;
}

/* ---------- Calculator ---------- */
.inv-calculator {
  background: linear-gradient(180deg, transparent, rgba(17, 17, 17, 0.7), transparent);
}

.calc-panel {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  padding: clamp(1.75rem, 4vw, 2.75rem);
  max-width: 980px;
  margin-inline: auto;
}

.calc-controls {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.calc-field label {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
}

.calc-field input[type="range"] {
  width: 100%;
  accent-color: var(--gold);
  cursor: pointer;
}

.calc-value {
  margin-top: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gold-light);
}

.calc-field select {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23D4AF37' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.calc-field select option {
  background: #111;
}

.calc-result {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 2rem;
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(212, 175, 55, 0.14), rgba(0, 0, 0, 0.35));
  border: 1px solid rgba(212, 175, 55, 0.25);
}

.calc-result-label {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.calc-result-value {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(90deg, #fff, var(--gold-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.5rem;
}

.calc-result-sub {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.calc-result-sub strong {
  color: #6dcf8a;
}

/* ---------- FAQ ---------- */
.page-investments .faq-list {
  max-width: 760px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-investments .faq-item {
  background: var(--bg-2);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  padding: 0 1.25rem;
}

.page-investments .faq-item[open] {
  border-color: rgba(212, 175, 55, 0.35);
}

.page-investments .faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 1.25rem 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.page-investments .faq-item summary::-webkit-details-marker {
  display: none;
}

.page-investments .faq-item summary::after {
  content: "+";
  color: var(--gold);
  font-family: var(--font-num);
  font-size: 1.35rem;
}

.page-investments .faq-item[open] summary::after {
  content: "−";
}

.page-investments .faq-item p {
  color: var(--text-muted);
  padding: 0 0 1.35rem;
  font-size: 0.95rem;
  line-height: 1.65;
}

.inv-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .phil-grid,
  .risk-grid,
  .page-investments .perf-layout,
  .calc-panel {
    grid-template-columns: 1fr;
  }

  .cat-grid {
    grid-template-columns: 1fr 1fr;
  }

  .cat-wide {
    grid-column: span 2;
    grid-template-columns: 1fr;
  }

  .cat-wide .cat-media {
    aspect-ratio: 16 / 9;
  }

  .process-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .inv-hero {
    min-height: auto;
    padding-bottom: 3.5rem;
  }

  .cat-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .cat-wide {
    grid-column: auto;
  }

  .inv-hero-title {
    font-size: clamp(2.4rem, 9vw, 3.4rem);
  }
}

@media (max-width: 480px) {
  .inv-hero-ctas,
  .inv-cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .inv-hero-ctas .btn,
  .inv-cta-actions .btn {
    width: 100%;
  }
}