/* ============================================================
   今日看料 (Jinri Kanliao) - Main Stylesheet v2.0
   CSS Prefix: jk2-
   Design: Financial Data Terminal (Dark Blue + Data Green + K-line Red)
   Mobile-First Responsive Design
   ============================================================ */

/* ---- CSS Variables ---- */
:root {
  --jk2-primary: #0A1931;
  --jk2-primary-light: #0E2240;
  --jk2-primary-dark: #060F1F;
  --jk2-green: #18DAA3;
  --jk2-green-dim: rgba(24, 218, 163, 0.15);
  --jk2-green-glow: rgba(24, 218, 163, 0.4);
  --jk2-red: #E84545;
  --jk2-red-dim: rgba(232, 69, 69, 0.15);
  --jk2-white: #E0E8F0;
  --jk2-text: #C0CCD8;
  --jk2-text-dim: #6B7D94;
  --jk2-border: #1A3050;
  --jk2-card-bg: #0D1E35;
  --jk2-input-bg: #0B1929;
  --jk2-accent: #2850A0;
  --jk2-font-title: 'Roboto Condensed', 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --jk2-font-data: 'Roboto Mono', 'Consolas', 'Courier New', monospace;
  --jk2-font-body: 'Roboto', 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --jk2-radius: 6px;
  --jk2-radius-lg: 12px;
  --jk2-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  --jk2-transition: 0.3s ease;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 14px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--jk2-font-body);
  background-color: var(--jk2-primary-dark);
  color: var(--jk2-text);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

a { color: var(--jk2-green); text-decoration: none; transition: color var(--jk2-transition); }
a:hover { color: #20F0B8; text-shadow: 0 0 8px var(--jk2-green-glow); }

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--jk2-font-title);
  color: var(--jk2-white);
  line-height: 1.3;
  margin-bottom: 0.6em;
}

h1 { font-size: 1.8rem; }
h2 { font-size: 1.5rem; border-left: 3px solid var(--jk2-green); padding-left: 12px; }
h3 { font-size: 1.2rem; }

p { margin-bottom: 1em; }

/* ---- Utility Classes ---- */
.jk2-container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 16px;
}

.jk2-section {
  padding: 40px 0;
  border-bottom: 1px solid var(--jk2-border);
}

.jk2-section-title {
  text-align: center;
  margin-bottom: 30px;
}

.jk2-section-title h2 {
  display: inline-block;
  border-left: none;
  padding-left: 0;
  position: relative;
}

.jk2-section-title h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 2px;
  background: var(--jk2-green);
  margin: 8px auto 0;
  box-shadow: 0 0 10px var(--jk2-green-glow);
}

.jk2-card {
  background: var(--jk2-card-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
  padding: 20px;
  transition: transform var(--jk2-transition), box-shadow var(--jk2-transition);
}

.jk2-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--jk2-shadow);
}

.jk2-badge-up { color: var(--jk2-red); }
.jk2-badge-down { color: var(--jk2-green); }

.jk2-data-text {
  font-family: var(--jk2-font-data);
  font-size: 0.95rem;
}

.jk2-glow-border {
  border: 1px solid var(--jk2-green);
  box-shadow: 0 0 15px var(--jk2-green-glow), inset 0 0 15px rgba(24, 218, 163, 0.05);
}

.jk2-glow-border-red {
  border: 1px solid var(--jk2-red);
  box-shadow: 0 0 15px var(--jk2-red-dim), inset 0 0 15px rgba(232, 69, 69, 0.05);
}

/* ---- Navigation ---- */
#jk2-header {
  background: linear-gradient(180deg, var(--jk2-primary) 0%, var(--jk2-primary-light) 100%);
  border-bottom: 2px solid transparent;
  border-image: linear-gradient(90deg, transparent, var(--jk2-green), transparent) 1;
  padding: 0;
  position: relative;
  z-index: 100;
}

.jk2-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  flex-wrap: wrap;
}

.jk2-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.jk2-logo img {
  height: 36px;
  width: auto;
}

.jk2-logo-text {
  font-family: var(--jk2-font-title);
  font-size: 1.1rem;
  color: var(--jk2-green);
  font-weight: 700;
  letter-spacing: 1px;
}

.jk2-nav-links {
  display: none;
  flex-direction: column;
  width: 100%;
  gap: 0;
  order: 3;
  padding-top: 10px;
}

.jk2-nav-links.jk2-nav-open {
  display: flex;
}

.jk2-nav-link {
  color: var(--jk2-text);
  font-family: var(--jk2-font-title);
  font-size: 0.95rem;
  padding: 10px 0;
  border-bottom: 1px solid var(--jk2-border);
  transition: color var(--jk2-transition), text-shadow var(--jk2-transition);
  display: block;
}

.jk2-nav-link:hover,
.jk2-nav-link.jk2-active {
  color: var(--jk2-green);
  text-shadow: 0 0 10px var(--jk2-green-glow);
}

.jk2-nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

#jk2-search-box {
  display: none;
}

.jk2-search-input {
  background: var(--jk2-input-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
  color: var(--jk2-text);
  padding: 6px 12px;
  font-size: 0.85rem;
  width: 160px;
  outline: none;
  font-family: var(--jk2-font-data);
}

.jk2-search-input:focus {
  border-color: var(--jk2-green);
  box-shadow: 0 0 8px var(--jk2-green-glow);
}

.jk2-btn-login {
  background: transparent;
  border: 1px solid var(--jk2-green);
  color: var(--jk2-green);
  padding: 6px 16px;
  border-radius: var(--jk2-radius);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--jk2-transition);
  white-space: nowrap;
}

.jk2-btn-login:hover {
  background: var(--jk2-green);
  color: var(--jk2-primary);
}

/* Hamburger Menu */
.jk2-hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
  order: 2;
}

.jk2-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--jk2-green);
  transition: transform var(--jk2-transition);
}

.jk2-hamburger.jk2-active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.jk2-hamburger.jk2-active span:nth-child(2) { opacity: 0; }
.jk2-hamburger.jk2-active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ---- Hero Banner ---- */
#jk2-hero {
  position: relative;
  overflow: hidden;
  padding: 30px 0;
  background: linear-gradient(135deg, var(--jk2-primary-dark) 0%, var(--jk2-primary) 50%, #0B1D38 100%);
}

.jk2-hero-bg {
  width: 100%;
  border-radius: var(--jk2-radius-lg);
  margin-bottom: 20px;
}

.jk2-index-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.jk2-index-card {
  background: var(--jk2-card-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
  padding: 14px;
  text-align: center;
}

.jk2-index-name {
  font-family: var(--jk2-font-title);
  font-size: 0.8rem;
  color: var(--jk2-text-dim);
  margin-bottom: 4px;
}

.jk2-index-value {
  font-family: var(--jk2-font-data);
  font-size: 1.2rem;
  color: var(--jk2-white);
  margin-bottom: 2px;
}

.jk2-index-change {
  font-family: var(--jk2-font-data);
  font-size: 0.85rem;
}

/* ---- Video Section ---- */
.jk2-video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.jk2-video-card {
  position: relative;
  cursor: pointer;
  border-radius: var(--jk2-radius);
  overflow: hidden;
  border: 1px solid var(--jk2-border);
}

.jk2-video-card img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.jk2-video-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 25, 49, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--jk2-transition);
}

.jk2-video-card:hover .jk2-video-overlay {
  opacity: 1;
}

.jk2-play-btn {
  width: 60px;
  height: 60px;
  border: 2px solid var(--jk2-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px var(--jk2-green-glow);
}

.jk2-play-btn::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-left: 18px solid var(--jk2-green);
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
  margin-left: 4px;
}

.jk2-video-info {
  padding: 12px;
  background: var(--jk2-card-bg);
}

.jk2-video-info h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.jk2-video-info p {
  font-size: 0.85rem;
  color: var(--jk2-text-dim);
  margin-bottom: 0;
}

/* Video Modal */
#jk2-video-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.9);
  align-items: center;
  justify-content: center;
  padding: 20px;
}

#jk2-video-modal.jk2-modal-open {
  display: flex;
}

.jk2-modal-content {
  position: relative;
  width: 100%;
  max-width: 900px;
}

.jk2-modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  color: var(--jk2-green);
  font-size: 2rem;
  cursor: pointer;
  background: none;
  border: none;
  line-height: 1;
}

.jk2-modal-video {
  width: 100%;
  border-radius: var(--jk2-radius);
  background: #000;
}

/* ---- Economic Calendar ---- */
.jk2-calendar-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--jk2-font-data);
  font-size: 0.85rem;
}

.jk2-calendar-table th {
  background: var(--jk2-primary);
  color: var(--jk2-green);
  padding: 10px 8px;
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid var(--jk2-green);
  white-space: nowrap;
}

.jk2-calendar-table td {
  padding: 10px 8px;
  border-bottom: 1px solid var(--jk2-border);
  vertical-align: middle;
}

.jk2-calendar-table tr:hover {
  background: var(--jk2-green-dim);
}

.jk2-importance-high { color: var(--jk2-red); font-weight: 700; }
.jk2-importance-mid { color: #F0A030; font-weight: 600; }
.jk2-importance-low { color: var(--jk2-text-dim); }

/* ---- Research Reports ---- */
.jk2-research-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.jk2-research-item {
  display: flex;
  gap: 16px;
  background: var(--jk2-card-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
  overflow: hidden;
  flex-direction: column;
}

.jk2-research-cover {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
}

.jk2-research-body {
  padding: 16px;
  flex: 1;
}

.jk2-research-body h3 { font-size: 1.05rem; margin-bottom: 8px; }
.jk2-research-body p { font-size: 0.9rem; color: var(--jk2-text-dim); }

.jk2-research-meta {
  display: flex;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--jk2-text-dim);
  margin-top: 10px;
}

/* ---- K-line Chart Section ---- */
.jk2-kline-wrapper {
  background: var(--jk2-card-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
  overflow: hidden;
}

.jk2-kline-toolbar {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--jk2-border);
  flex-wrap: wrap;
}

.jk2-kline-btn {
  background: var(--jk2-input-bg);
  border: 1px solid var(--jk2-border);
  color: var(--jk2-text);
  padding: 4px 14px;
  border-radius: var(--jk2-radius);
  font-size: 0.8rem;
  cursor: pointer;
  font-family: var(--jk2-font-data);
  transition: all var(--jk2-transition);
}

.jk2-kline-btn:hover,
.jk2-kline-btn.jk2-active {
  border-color: var(--jk2-green);
  color: var(--jk2-green);
  box-shadow: 0 0 8px var(--jk2-green-glow);
}

.jk2-kline-chart-img {
  width: 100%;
  display: block;
}

/* ---- News Ticker ---- */
#jk2-news-ticker {
  background: var(--jk2-card-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
  height: 320px;
  overflow: hidden;
  position: relative;
}

.jk2-ticker-header {
  background: var(--jk2-primary);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--jk2-border);
}

.jk2-ticker-dot {
  width: 8px;
  height: 8px;
  background: var(--jk2-red);
  border-radius: 50%;
  animation: jk2-pulse 1.5s infinite;
}

@keyframes jk2-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.jk2-ticker-title {
  font-family: var(--jk2-font-title);
  font-size: 0.95rem;
  color: var(--jk2-green);
}

.jk2-ticker-list {
  list-style: none;
  padding: 0;
  animation: jk2-scroll-up 30s linear infinite;
}

.jk2-ticker-list:hover {
  animation-play-state: paused;
}

.jk2-ticker-item {
  padding: 10px 16px;
  border-bottom: 1px solid rgba(26, 48, 80, 0.5);
  font-size: 0.88rem;
  line-height: 1.5;
}

.jk2-ticker-time {
  font-family: var(--jk2-font-data);
  color: var(--jk2-green);
  font-size: 0.8rem;
  margin-right: 8px;
}

.jk2-ticker-tag {
  display: inline-block;
  background: var(--jk2-green-dim);
  color: var(--jk2-green);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 0.75rem;
  margin-right: 6px;
}

@keyframes jk2-scroll-up {
  0% { transform: translateY(0); }
  100% { transform: translateY(-50%); }
}

/* ---- CTA Card ---- */
.jk2-cta-card {
  text-align: center;
  padding: 40px 20px;
  border-radius: var(--jk2-radius-lg);
  background: linear-gradient(135deg, var(--jk2-primary) 0%, #0D2240 100%);
}

.jk2-cta-card h2 {
  border-left: none;
  padding-left: 0;
  margin-bottom: 12px;
}

.jk2-cta-card p {
  color: var(--jk2-text-dim);
  margin-bottom: 24px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.jk2-btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, var(--jk2-green) 0%, #14B88A 100%);
  color: var(--jk2-primary);
  padding: 12px 36px;
  border-radius: var(--jk2-radius);
  font-weight: 700;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all var(--jk2-transition);
  text-decoration: none;
  box-shadow: 0 4px 15px var(--jk2-green-glow);
}

.jk2-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px var(--jk2-green-glow);
  color: var(--jk2-primary);
}

.jk2-btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--jk2-green);
  padding: 12px 36px;
  border-radius: var(--jk2-radius);
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid var(--jk2-green);
  cursor: pointer;
  transition: all var(--jk2-transition);
  text-decoration: none;
}

.jk2-btn-secondary:hover {
  background: var(--jk2-green-dim);
}

/* ---- Ranking Table ---- */
.jk2-ranking-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--jk2-font-data);
  font-size: 0.85rem;
}

.jk2-ranking-table th {
  background: var(--jk2-primary);
  color: var(--jk2-green);
  padding: 10px 12px;
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid var(--jk2-green);
}

.jk2-ranking-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--jk2-border);
}

.jk2-ranking-table tr:hover {
  background: var(--jk2-green-dim);
}

.jk2-rank-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
}

.jk2-rank-1 { background: #FFD700; color: #000; }
.jk2-rank-2 { background: #C0C0C0; color: #000; }
.jk2-rank-3 { background: #CD7F32; color: #000; }

/* ---- Footer ---- */
#jk2-footer {
  background: var(--jk2-primary);
  border-top: 2px solid transparent;
  border-image: linear-gradient(90deg, transparent, var(--jk2-green), transparent) 1;
  padding: 40px 0 0;
}

.jk2-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-bottom: 30px;
}

.jk2-footer-col h4 {
  color: var(--jk2-green);
  font-size: 1rem;
  margin-bottom: 14px;
  font-family: var(--jk2-font-title);
}

.jk2-footer-col ul {
  list-style: none;
  padding: 0;
}

.jk2-footer-col li {
  margin-bottom: 8px;
}

.jk2-footer-col a {
  color: var(--jk2-text-dim);
  font-size: 0.88rem;
  transition: color var(--jk2-transition);
}

.jk2-footer-col a:hover {
  color: var(--jk2-green);
}

.jk2-footer-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  padding: 20px 0;
  border-top: 1px solid var(--jk2-border);
  border-bottom: 1px solid var(--jk2-border);
}

.jk2-footer-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--jk2-text-dim);
}

.jk2-footer-badge img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.jk2-footer-bottom {
  text-align: center;
  padding: 20px 0;
  font-size: 0.8rem;
  color: var(--jk2-text-dim);
}

.jk2-footer-license {
  font-family: var(--jk2-font-data);
  color: var(--jk2-green);
  margin-top: 8px;
  font-size: 0.85rem;
}

/* ---- Breadcrumb ---- */
.jk2-breadcrumb {
  padding: 12px 0;
  font-size: 0.85rem;
  color: var(--jk2-text-dim);
}

.jk2-breadcrumb a {
  color: var(--jk2-text-dim);
}

.jk2-breadcrumb a:hover {
  color: var(--jk2-green);
}

.jk2-breadcrumb-sep {
  margin: 0 6px;
  color: var(--jk2-border);
}

/* ---- Article / Inner Page ---- */
.jk2-article {
  max-width: 900px;
  margin: 0 auto;
  padding: 30px 16px;
}

.jk2-article h1 {
  margin-bottom: 16px;
}

.jk2-article-meta {
  display: flex;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--jk2-text-dim);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--jk2-border);
}

.jk2-article-content {
  font-size: 1rem;
  line-height: 1.85;
}

.jk2-article-content p {
  margin-bottom: 1.2em;
  text-align: justify;
}

.jk2-article-content h2 {
  margin-top: 2em;
}

.jk2-article-content h3 {
  margin-top: 1.5em;
}

.jk2-article-img {
  margin: 24px 0;
  border-radius: var(--jk2-radius);
  overflow: hidden;
  border: 1px solid var(--jk2-border);
}

.jk2-article-img img {
  width: 100%;
}

.jk2-article-img figcaption {
  padding: 8px 12px;
  font-size: 0.8rem;
  color: var(--jk2-text-dim);
  background: var(--jk2-card-bg);
  text-align: center;
}

/* ---- Trading Simulator ---- */
.jk2-trading-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.jk2-account-bar {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.jk2-account-item {
  background: var(--jk2-card-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
  padding: 12px;
  text-align: center;
}

.jk2-account-label {
  font-size: 0.75rem;
  color: var(--jk2-text-dim);
  margin-bottom: 4px;
}

.jk2-account-value {
  font-family: var(--jk2-font-data);
  font-size: 1.1rem;
  color: var(--jk2-white);
}

.jk2-instrument-list {
  background: var(--jk2-card-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
  overflow: hidden;
}

.jk2-instrument-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid var(--jk2-border);
  cursor: pointer;
  transition: background var(--jk2-transition);
  font-family: var(--jk2-font-data);
  font-size: 0.88rem;
}

.jk2-instrument-item:hover,
.jk2-instrument-item.jk2-selected {
  background: var(--jk2-green-dim);
}

.jk2-order-panel {
  background: var(--jk2-card-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
  padding: 20px;
}

.jk2-order-panel h3 {
  margin-bottom: 16px;
  color: var(--jk2-green);
}

.jk2-form-group {
  margin-bottom: 14px;
}

.jk2-form-label {
  display: block;
  font-size: 0.8rem;
  color: var(--jk2-text-dim);
  margin-bottom: 4px;
}

.jk2-form-input {
  width: 100%;
  background: var(--jk2-input-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
  color: var(--jk2-white);
  padding: 8px 12px;
  font-family: var(--jk2-font-data);
  font-size: 0.9rem;
  outline: none;
}

.jk2-form-input:focus {
  border-color: var(--jk2-green);
  box-shadow: 0 0 8px var(--jk2-green-glow);
}

.jk2-direction-btns {
  display: flex;
  gap: 10px;
}

.jk2-btn-buy,
.jk2-btn-sell {
  flex: 1;
  padding: 10px;
  border: none;
  border-radius: var(--jk2-radius);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--jk2-transition);
}

.jk2-btn-buy {
  background: var(--jk2-red);
  color: #fff;
}

.jk2-btn-buy:hover {
  box-shadow: 0 0 15px var(--jk2-red-dim);
}

.jk2-btn-sell {
  background: var(--jk2-green);
  color: var(--jk2-primary);
}

.jk2-btn-sell:hover {
  box-shadow: 0 0 15px var(--jk2-green-glow);
}

.jk2-btn-submit-order {
  width: 100%;
  padding: 12px;
  background: linear-gradient(135deg, var(--jk2-accent) 0%, #1E40AF 100%);
  color: var(--jk2-white);
  border: none;
  border-radius: var(--jk2-radius);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  margin-top: 10px;
  transition: all var(--jk2-transition);
}

.jk2-btn-submit-order:hover {
  box-shadow: 0 4px 20px rgba(40, 80, 160, 0.5);
}

.jk2-positions-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--jk2-font-data);
  font-size: 0.82rem;
  margin-top: 20px;
}

.jk2-positions-table th {
  background: var(--jk2-primary);
  color: var(--jk2-green);
  padding: 8px;
  text-align: left;
  font-weight: 600;
}

.jk2-positions-table td {
  padding: 8px;
  border-bottom: 1px solid var(--jk2-border);
}

/* Order animation */
.jk2-order-anim {
  display: none;
  text-align: center;
  padding: 30px;
}

.jk2-order-anim.jk2-show {
  display: block;
}

.jk2-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--jk2-border);
  border-top-color: var(--jk2-green);
  border-radius: 50%;
  animation: jk2-spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

@keyframes jk2-spin {
  to { transform: rotate(360deg); }
}

.jk2-order-success {
  display: none;
  text-align: center;
  padding: 20px;
  background: var(--jk2-green-dim);
  border: 1px solid var(--jk2-green);
  border-radius: var(--jk2-radius);
  color: var(--jk2-green);
  margin-top: 10px;
}

.jk2-order-success.jk2-show {
  display: block;
}

/* ---- APP Download Page ---- */
.jk2-app-hero {
  text-align: center;
  padding: 50px 20px;
  background: linear-gradient(135deg, var(--jk2-primary-dark) 0%, var(--jk2-primary) 100%);
}

.jk2-app-mockup {
  max-width: 280px;
  margin: 0 auto 30px;
  border-radius: var(--jk2-radius-lg);
  border: 2px solid var(--jk2-border);
}

.jk2-download-btns {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
  margin-top: 30px;
}

.jk2-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: var(--jk2-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--jk2-transition);
  min-width: 220px;
  justify-content: center;
  text-decoration: none;
  border: none;
}

.jk2-download-ios {
  background: var(--jk2-white);
  color: var(--jk2-primary);
}

.jk2-download-android {
  background: var(--jk2-green);
  color: var(--jk2-primary);
}

.jk2-download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.3);
}

.jk2-app-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 40px 0;
}

.jk2-app-feature-card {
  text-align: center;
  padding: 24px;
  background: var(--jk2-card-bg);
  border: 1px solid var(--jk2-border);
  border-radius: var(--jk2-radius);
}

.jk2-app-feature-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
  display: block;
}

/* ---- Responsive: 768px ---- */
@media (min-width: 768px) {
  html { font-size: 15px; }

  .jk2-index-grid { grid-template-columns: repeat(3, 1fr); }

  .jk2-video-grid { grid-template-columns: repeat(2, 1fr); }

  .jk2-research-item { flex-direction: row; }
  .jk2-research-cover { width: 200px; max-height: none; min-height: 180px; }

  .jk2-footer-grid { grid-template-columns: repeat(2, 1fr); }

  .jk2-account-bar { grid-template-columns: repeat(4, 1fr); }

  .jk2-app-features { grid-template-columns: repeat(2, 1fr); }

  .jk2-download-btns { flex-direction: row; justify-content: center; }
}

/* ---- Responsive: 1024px ---- */
@media (min-width: 1024px) {
  html { font-size: 16px; }

  .jk2-hamburger { display: none; }

  .jk2-nav-links {
    display: flex;
    flex-direction: row;
    width: auto;
    gap: 0;
    order: 2;
    padding-top: 0;
  }

  .jk2-nav-link {
    padding: 8px 14px;
    border-bottom: none;
  }

  #jk2-search-box { display: block; }

  .jk2-index-grid { grid-template-columns: repeat(6, 1fr); }

  .jk2-video-grid { grid-template-columns: repeat(3, 1fr); }

  .jk2-footer-grid { grid-template-columns: repeat(4, 1fr); }

  .jk2-trading-layout { grid-template-columns: 220px 1fr 280px; }

  .jk2-app-features { grid-template-columns: repeat(4, 1fr); }
}

/* ---- Responsive: 1440px ---- */
@media (min-width: 1440px) {
  .jk2-container { padding: 0 40px; }
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--jk2-primary-dark); }
::-webkit-scrollbar-thumb { background: var(--jk2-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--jk2-green); }

/* ---- Data Flow Animation ---- */
.jk2-data-flow {
  position: relative;
  overflow: hidden;
}

.jk2-data-flow::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--jk2-green), transparent);
  animation: jk2-data-flow-anim 3s linear infinite;
}

@keyframes jk2-data-flow-anim {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* ---- Overflow Table Wrapper ---- */
.jk2-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* ---- Selection ---- */
::selection {
  background: var(--jk2-green);
  color: var(--jk2-primary);
}

/* ---- Print ---- */
@media print {
  body { background: #fff; color: #000; }
  #jk2-header, #jk2-footer { display: none; }
}