/* ==========================================================================
   Market Tactical — shared stylesheet
   Dark-first design with a light theme, driven by CSS custom properties.
   ========================================================================== */

:root {
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-head: 'Space Grotesk', 'Inter', system-ui, sans-serif;

  /* Light theme (default) — clean white, navy brand */
  --bg: #ffffff;
  --bg-2: #f6f7f9;
  --card: #ffffff;
  --card-2: #f6f7f9;
  --border: rgba(20, 35, 60, 0.12);
  --border-strong: rgba(20, 35, 60, 0.24);
  --text: #1a2433;
  --text-2: #4e5d72;
  --text-3: #7a8798;
  --brand: #0d5bd1;
  --brand-deep: #0d47a1;
  --brand-ghost: rgba(13, 91, 209, 0.08);
  --up: #0e8a5f;
  --down: #d24444;
  --grid-line: rgba(20, 35, 60, 0.08);
  --hero-glow-1: rgba(13, 71, 161, 0.07);
  --hero-glow-2: rgba(13, 71, 161, 0.04);
  --shadow: 0 10px 26px rgba(23, 43, 77, 0.09);
  --nav-bg: rgba(255, 255, 255, 0.88);

  /* chart series (validated: blue + amber, CVD-safe in both modes) */
  --series-portfolio: #2a78d6;
  --series-benchmark: #c98500;
}

html[data-theme='dark'] {
  --bg: #101318;
  --bg-2: #14181e;
  --card: #181d24;
  --card-2: #1e242c;
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.18);
  --text: #e9edf2;
  --text-2: #a3adba;
  --text-3: #727d8b;
  --brand: #5d9cd3;
  --brand-deep: #2f6db3;
  --brand-ghost: rgba(93, 156, 211, 0.10);
  --up: #3fb573;
  --down: #e06c6c;
  --grid-line: rgba(255, 255, 255, 0.07);
  --hero-glow-1: rgba(70, 110, 160, 0.13);
  --hero-glow-2: rgba(70, 110, 160, 0.06);
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.38);
  --nav-bg: rgba(16, 19, 24, 0.85);

  --series-portfolio: #3987e5;
  --series-benchmark: #c98500;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.25s ease, color 0.25s ease;
}

img { max-width: 100%; }

a { color: var(--brand); }

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.12rem;
  letter-spacing: 0.04em;
  color: var(--text);
  white-space: nowrap;
}

.brand svg { flex: none; }

.brand .brand-accent { color: var(--brand); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  display: block;
  padding: 8px 14px;
  border-radius: 8px;
  color: var(--text-2);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.nav-links a:hover { color: var(--text); background: var(--brand-ghost); }

.nav-links a[aria-current='page'] {
  color: var(--brand);
  background: var(--brand-ghost);
}

.nav-actions { display: flex; align-items: center; gap: 8px; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  border-radius: 9px;
  background: var(--brand-deep);
  color: #ffffff;
  text-decoration: none;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.88rem;
  transition: background 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
}

.nav-cta:hover { background: var(--brand); transform: translateY(-1px); }

@media (max-width: 480px) {
  .nav-cta { display: none; }
}

.theme-toggle,
.nav-burger {
  appearance: none;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-2);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.theme-toggle:hover,
.nav-burger:hover { color: var(--text); border-color: var(--border-strong); }

.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
html[data-theme='light'] .theme-toggle .icon-sun { display: block; }
html[data-theme='light'] .theme-toggle .icon-moon { display: none; }

.nav-burger { display: none; }

@media (max-width: 780px) {
  .nav-burger { display: inline-flex; }
  .nav-links {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px 20px 18px;
    background: var(--nav-bg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 14px; font-size: 1rem; }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 72px;
  background:
    radial-gradient(900px 420px at 15% -10%, var(--hero-glow-1), transparent 60%),
    radial-gradient(700px 380px at 90% 10%, var(--hero-glow-2), transparent 60%),
    var(--bg);
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.45;
  pointer-events: none;
}

.hero .container { position: relative; }

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand);
  background: var(--brand-ghost);
  border: 1px solid var(--border);
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}

.hero-kicker .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--up);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.55; }
}

.hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2.3rem, 5.4vw, 3.9rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  max-width: 15ch;
}

.hero h1 .grad { color: var(--brand); }

.hero-sub {
  font-size: 1.14rem;
  color: var(--text-2);
  max-width: 56ch;
  margin: 0 0 34px;
}

.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 48px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 10px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn-primary {
  background: var(--brand-deep);
  color: #ffffff;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.14);
}

.btn-primary:hover { transform: translateY(-2px); background: var(--brand); box-shadow: 0 6px 16px rgba(0, 0, 0, 0.18); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}

.btn-ghost:hover { transform: translateY(-2px); border-color: var(--brand); color: var(--brand); }

/* live hero stats */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  max-width: 840px;
}

.stat-chip {
  background: color-mix(in srgb, var(--card) 78%, transparent);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  backdrop-filter: blur(6px);
}

.stat-chip .label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 4px;
}

.stat-chip .value {
  font-family: var(--font-head);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.15;
}

.stat-chip .value.pos { color: var(--up); }

.stat-chip .sub { font-size: 0.8rem; color: var(--text-3); margin-top: 2px; }

/* --------------------------------------------------------------------------
   Sections & cards
   -------------------------------------------------------------------------- */
section.block { padding: 84px 0; }

section.block.alt { background: var(--bg-2); }

.section-head { max-width: 640px; margin: 0 0 44px; }

.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.section-kicker {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 10px;
}

.section-head h2 {
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  letter-spacing: -0.015em;
  margin: 0 0 12px;
}

.section-head p { color: var(--text-2); margin: 0; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}

.card .card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brand-ghost);
  color: var(--brand);
  margin-bottom: 18px;
}

.card h3 {
  font-family: var(--font-head);
  font-size: 1.18rem;
  margin: 0 0 10px;
}

.card p { color: var(--text-2); margin: 0; font-size: 0.97rem; }

a.card { text-decoration: none; color: inherit; display: block; }

.card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  color: var(--brand);
  font-weight: 600;
  font-size: 0.92rem;
}

/* --------------------------------------------------------------------------
   About
   -------------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 56px;
  align-items: center;
}

@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-photo { margin: 0 auto; }
}

.about-photo {
  position: relative;
  width: 280px;
  height: 280px;
}

.about-photo::before {
  content: '';
  position: absolute;
  inset: -14px;
  border-radius: 28px;
  background: linear-gradient(135deg, var(--brand-deep), transparent 65%);
  opacity: 0.35;
  z-index: 0;
}

.about-photo img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 22px;
  border: 1px solid var(--border-strong);
}

.about-copy h2 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0 0 16px;
}

.about-copy p { color: var(--text-2); margin: 0 0 16px; }

.about-links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

.about-links .btn { padding: 10px 18px; font-size: 0.9rem; }

/* --------------------------------------------------------------------------
   Page headers (inner pages)
   -------------------------------------------------------------------------- */
.page-head {
  position: relative;
  padding: 72px 0 56px;
  background:
    radial-gradient(700px 320px at 20% -20%, var(--hero-glow-1), transparent 60%),
    var(--bg);
  border-bottom: 1px solid var(--border);
}

.page-head h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4.4vw, 3rem);
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}

.page-head p { color: var(--text-2); max-width: 62ch; margin: 0; font-size: 1.06rem; }

/* --------------------------------------------------------------------------
   Market outlook
   -------------------------------------------------------------------------- */
.outlook-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 22px;
}

.post {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.post:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}

.post .post-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand);
  background: var(--brand-ghost);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
}

.post .date { font-size: 0.82rem; color: var(--text-3); }

.post h3 { font-family: var(--font-head); font-size: 1.3rem; margin: 0 0 12px; }

.post p { color: var(--text-2); font-size: 0.97rem; margin: 0; }

/* --------------------------------------------------------------------------
   Portfolio metrics
   -------------------------------------------------------------------------- */
.updated-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  font-size: 0.86rem;
  color: var(--text-2);
  border: 1px solid var(--border);
  background: var(--card);
  padding: 7px 14px;
  border-radius: 999px;
}

.updated-pill .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--up);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
}

.metric-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.metric-card:hover { transform: translateY(-3px); border-color: var(--border-strong); box-shadow: var(--shadow); }

.metric-card h3 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 10px;
}

.metric-card .value {
  font-family: var(--font-head);
  font-size: 2.1rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 8px;
  color: var(--text);
}

.metric-card p { font-size: 0.86rem; color: var(--text-2); margin: 0; }

/* chart panels */
.chart-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 26px 26px 18px;
  margin-top: 26px;
}

.chart-panel .chart-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}

.chart-panel h3 { font-family: var(--font-head); font-size: 1.15rem; margin: 0; }

.chart-panel .chart-sub { font-size: 0.86rem; color: var(--text-3); margin: 2px 0 0; }

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 14px 0 6px;
}

.legend-item { display: flex; align-items: center; gap: 9px; }

.legend-item .swatch {
  width: 12px; height: 12px; border-radius: 4px; flex: none;
}

.legend-item .swatch.portfolio { background: var(--series-portfolio); }
.legend-item .swatch.benchmark { background: var(--series-benchmark); }

.legend-item .name { font-size: 0.86rem; color: var(--text-2); font-weight: 500; }

.legend-item .val {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}

.chart-box { position: relative; height: 380px; }

@media (max-width: 640px) { .chart-box { height: 300px; } }

/* data table + sheet embeds */
details.data-details {
  margin-top: 26px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

details.data-details summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 24px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  user-select: none;
}

details.data-details summary::-webkit-details-marker { display: none; }

details.data-details summary::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--text-3);
  transition: transform 0.2s ease;
}

details.data-details[open] summary::after { content: '−'; }

details.data-details .details-body { padding: 0 24px 24px; }

.table-wrap { overflow-x: auto; }

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

table.data-table th, table.data-table td {
  padding: 10px 14px;
  text-align: right;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

table.data-table th:first-child, table.data-table td:first-child { text-align: left; }

table.data-table th {
  color: var(--text-3);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

table.data-table td { color: var(--text-2); }

table.data-table td.pos { color: var(--up); }
table.data-table td.neg { color: var(--down); }

.sheet-wrap iframe {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #ffffff;
}

.disclaimer {
  margin-top: 34px;
  font-size: 0.82rem;
  color: var(--text-3);
  border-left: 3px solid var(--border-strong);
  padding-left: 16px;
}

/* --------------------------------------------------------------------------
   Live markets dashboard
   -------------------------------------------------------------------------- */
.ticker-strip {
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
  min-height: 46px;
}

.markets-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

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

.widget-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.widget-panel .panel-head {
  padding: 18px 22px 12px;
  border-bottom: 1px solid var(--border);
}

.widget-panel .panel-head h3 {
  font-family: var(--font-head);
  font-size: 1.05rem;
  margin: 0;
}

.widget-panel .panel-head p {
  font-size: 0.83rem;
  color: var(--text-3);
  margin: 3px 0 0;
}

.widget-panel .panel-body {
  flex: 1;
  min-height: 0;
  padding: 6px;
}

.widget-panel .panel-body,
.widget-panel .tradingview-widget-container,
.widget-panel .tradingview-widget-container__widget {
  height: 100%;
}

.widget-panel.h-tall { height: 560px; }
.widget-panel.h-wide { height: 620px; }

@media (max-width: 640px) {
  .widget-panel.h-tall { height: 480px; }
  .widget-panel.h-wide { height: 460px; }
}

.markets-credit {
  margin-top: 18px;
  font-size: 0.8rem;
  color: var(--text-3);
}

.markets-credit a { color: var(--text-2); }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
footer.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-2);
  padding: 48px 0 36px;
  margin-top: 0;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 28px;
  align-items: flex-start;
}

.footer-brand { max-width: 340px; }

.footer-brand .brand { margin-bottom: 12px; }

.footer-brand p { font-size: 0.88rem; color: var(--text-3); margin: 0; }

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 12px;
}

.footer-col ul { list-style: none; margin: 0; padding: 0; }

.footer-col li { margin-bottom: 8px; }

.footer-col a {
  color: var(--text-2);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color 0.2s ease;
}

.footer-col a:hover { color: var(--brand); }

.footer-bottom {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-3);
}

/* --------------------------------------------------------------------------
   Scroll reveal
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-kicker .dot { animation: none; }
  * { transition-duration: 0.01ms !important; }
}