/* ── Announcement Ticker Bar ─────────────────────────────────────────────────── */
.announce-ticker {
  background: linear-gradient(90deg, #1a5f66, var(--teal));
  overflow: hidden;
  padding: 5px 0;
  font-size: var(--fs-082);
  letter-spacing: 0.03em;
  color: rgba(255,255,255,0.88);
  flex-shrink: 0;
}

.announce-ticker span {
  display: inline-block;
  padding-left: 100%;
  white-space: nowrap;
  animation: scroll-announce 30s linear infinite;
}

@keyframes scroll-announce {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

/* ── Navigation ──────────────────────────────────────────────────────────────── */
.site-nav {
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 200;
  flex-shrink: 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
  height: 56px;
  gap: 16px;
}

.nav-logo {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--red);
  letter-spacing: -0.01em;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: opacity 0.2s;
}
.nav-logo:hover { opacity: 0.85; }
.nav-logo { background: transparent; }
.nav-logo span  { color: var(--teal-bright); }
.nav-logo-img   { height: 36px; width: auto; display: block; object-fit: contain; background: transparent; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-link {
  color: var(--text-muted);
  padding: var(--sp-6) 11px;
  border-radius: 6px;
  font-size: var(--fs-088);
  font-weight: 500;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}
.nav-link:hover  { color: var(--text); background: var(--tint-teal-15); }
.nav-link.active { color: var(--teal-bright); background: var(--tint-teal-12); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 5px var(--sp-10);
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  transition: border-color 0.15s;
  flex-shrink: 0;
}
.nav-toggle:hover { border-color: var(--teal-bright); }

@media (max-width: 700px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 56px;
    left: 0; right: 0;
    background: var(--bg-nav);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: stretch;
    padding: var(--sp-10) 16px 16px;
    gap: 2px;
    z-index: 199;
  }
  .nav-links.open { display: flex; }
  .nav-link { padding: var(--sp-10) var(--sp-14); font-size: 0.95rem; }
}

/* ── Main Content ────────────────────────────────────────────────────────────── */
main { flex: 1; }

/* ── Home: content grid ──────────────────────────────────────────────────────── */
.content-container {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-18);
  max-width: 1280px;
  margin: var(--sp-18) auto;
  padding: 0 var(--sp-14);
}

.news-container {
  flex: 3;
  min-width: 0;
}

.section-label {
  font-size: var(--fs-078);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal-bright);
  margin-bottom: var(--sp-8);
  display: flex;
  align-items: center;
  gap: var(--sp-6);
}

@media (max-width: 768px) {
  .content-container { flex-direction: column; }
  .stock-sidebar, .news-container { max-width: 100%; width: 100%; }
}

/* ── Stock Sidebar ───────────────────────────────────────────────────────────── */
.stock-sidebar {
  flex: 0 0 300px;
  width: 300px;
}

@media (max-width: 768px) {
  .stock-sidebar { flex: none; width: 100%; }
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-8);
}

.ticker-controls {
  display: flex;
  gap: 4px;
  align-items: center;
}

.ticker-btn {
  background: var(--bg-item);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 9px;
  color: var(--text-muted);
  font-size: var(--fs-100);
  cursor: pointer;
  line-height: 1.4;
  transition: border-color 0.15s, color 0.15s;
}
.ticker-btn:hover { border-color: var(--teal-bright); color: var(--text); }

/* ── Scrolling Panels ────────────────────────────────────────────────────────── */
.scroll-panel {
  height: 520px;
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  touch-action: pan-y;
  position: relative;
}

/* Top/bottom fade masks for panels */
.scroll-panel::before,
.scroll-panel::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 32px;
  pointer-events: none;
  z-index: 2;
}
.scroll-panel::before {
  top: 0;
  background: linear-gradient(to bottom, var(--bg-card), transparent);
}
.scroll-panel::after {
  bottom: 0;
  background: linear-gradient(to top, var(--bg-card), transparent);
}

/* ── Unified ticker list animation — shared by ALL scroll panels ─────────────── */
/* Task 1 fix: animation lives here so every ticker inherits it via .ticker-list  */
.ticker-list {
  animation-name: scroll-loop;
  animation-duration: var(--ticker-speed, 45s);
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  will-change: transform;
}

/* ── Stock List ──────────────────────────────────────────────────────────────── */
.stock-list {
  list-style: none;
  padding: var(--sp-8) var(--sp-10);
  margin: 0;
  /* animation delegated to .ticker-list */
}

.stock-item {
  display: flex;
  align-items: center;
  padding: 7px 4px;
  border-bottom: 1px solid var(--tint-teal-12);
  gap: var(--sp-8);
  transition: background 0.15s;
}
.stock-item:hover { background: rgba(255,255,255,0.03); border-radius: 4px; }

.stock-logo {
  width: 18px;
  height: 18px;
  border-radius: 3px;
  object-fit: contain;
  flex-shrink: 0;
}

.stock-symbol {
  font-weight: 700;
  font-size: var(--fs-082);
  letter-spacing: 0.04em;
  color: var(--text);
  flex: 1;
}

.stock-change {
  font-weight: 700;
  font-size: var(--fs-082);
  letter-spacing: 0.01em;
  text-align: right;
}

.stock-item.negative .stock-change { color: var(--red); }
.stock-item.positive .stock-change { color: var(--green); }

/* ── News List ───────────────────────────────────────────────────────────────── */
.news-list {
  list-style: none;
  padding: var(--sp-6) 12px var(--sp-6) var(--sp-10);
  margin: 0;
  /* animation delegated to .ticker-list */
}

.news-item {
  padding: var(--sp-10) 0;
  border-bottom: 1px solid rgba(44, 62, 80, 0.6);
}
.news-item:last-child { border-bottom: none; }

.news-item a {
  display: block;
  font-size: var(--fs-088);
  font-weight: 600;
  color: #fca5a5;
  line-height: 1.45;
  transition: color 0.15s;
}
.news-item a:hover { color: #fecaca; }

.news-source {
  display: inline-block;
  margin-top: 4px;
  font-size: var(--fs-072);
  color: var(--text-muted);
  background: var(--tint-teal-10);
  border: 1px solid var(--tint-teal-20);
  border-radius: 3px;
  padding: 1px var(--sp-6);
  letter-spacing: 0.02em;
}

/* ── Shared scroll animation ─────────────────────────────────────────────────── */
/* Items are duplicated by JS → animate exactly one copy's height (-50%) */
/* translate3d forces GPU compositing for smooth scrolling */
@keyframes scroll-loop {
  0%   { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(0, -50%, 0); }
}

/* ── Loading state ───────────────────────────────────────────────────────────── */
.loading-placeholder {
  color: var(--text-muted);
  font-style: italic;
  font-size: var(--fs-085);
  padding: 12px var(--sp-10);
  animation: pulse-fade 1.8s ease-in-out infinite;
}
.no-data {
  color: #888;
  font-style: italic;
}

@keyframes pulse-fade {
  0%, 100% { opacity: 0.5; }
  50%       { opacity: 1;   }
}

/* ── Site Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--bg-nav);
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: var(--fs-078);
  color: #444e58;
  flex-shrink: 0;
  margin-top: auto;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}
.site-footer > p {
  padding: var(--sp-10) 20px;
  margin: 0;
}
.site-footer a { color: var(--teal); transition: color 0.15s; }
.site-footer a:hover { color: var(--teal-bright); }