/*
 * KOSPI Market Theme - Main CSS
 * Built for extreme performance and scalability.
 */

:root {
	/* Core Color Variables */
	--k-bg-primary: #f4f6f8;
	--k-bg-secondary: #ffffff;
	--k-text-primary: #1e293b;
	--k-text-secondary: #64748b;
	
	/* Market Indicator Colors */
	--k-green: #0a996f;
	--k-green-bg: rgba(10, 153, 111, 0.1);
	--k-red: #d32f2f;
	--k-red-bg: rgba(211, 47, 47, 0.1);
	--k-neutral: #546e7a;

	/* Accents & Brand */
	--k-accent: #0f172a;
	--k-border: #e2e8f0;

	/* Typography */
	--k-font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
	
	/* Spacing */
	--spacing-sm: 0.5rem;
	--spacing-md: 1rem;
	--spacing-lg: 2rem;
	--spacing-xl: 3rem;

	/* Shadows */
	--k-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
	--k-shadow-soft: 0 10px 15px -3px rgba(0, 0, 0, 0.05);

	/* Transitions */
	--k-transition: all 0.3s ease;
}

/* =========================================
   Reset & Base Styles
   ========================================= */
*, *::before, *::after {
	box-sizing: border-box;
}

body {
	font-family: var(--k-font-family);
	color: var(--k-text-primary);
	background-color: var(--k-bg-primary);
	line-height: 1.6;
	margin: 0;
	padding: 0;
	-webkit-font-smoothing: antialiased;
}

a {
	color: var(--k-accent);
	text-decoration: none;
	transition: var(--k-transition);
}

a:hover {
	color: var(--k-text-secondary);
}

.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 var(--spacing-md);
}

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

/* Utilities */
.text-right { text-align: right; }
.text-center { text-align: center; }
.mt-4 { margin-top: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-lg); }

/* Color Indicators */
.color-green { color: var(--k-green); }
.color-red { color: var(--k-red); }
.color-neutral { color: var(--k-neutral); }

/* =========================================
   Global Market Ticker
   ========================================= */
.global-market-ticker {
	width: 100%;
	background: var(--k-accent);
	color: #fff;
	overflow: hidden;
	height: 40px;
	display: flex;
	align-items: center;
	border-bottom: 3px solid #000;
}

.ticker-wrap {
	width: 100%;
	overflow: hidden;
	white-space: nowrap;
}

.ticker-inner {
	display: inline-block;
	white-space: nowrap;
	padding-right: 100%;
	animation-iteration-count: infinite;
	animation-timing-function: linear;
	animation-name: tickerScroll;
	animation-duration: 40s;
}

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

@keyframes tickerScroll {
	0% { transform: translate3d(0, 0, 0); }
	100% { transform: translate3d(-50%, 0, 0); }
}

.ticker-item {
	display: inline-flex;
	align-items: center;
	padding: 0 20px;
	font-size: 0.85rem;
	font-weight: 500;
	border-right: 1px solid rgba(255,255,255,0.2);
}

.ticker-item .t-sym { margin-right: 8px; font-weight: 700; color: #cbd5e1; }
.ticker-item .t-price { margin-right: 8px; color: #fff; }
.ticker-item .t-change { font-weight: 600; }
.ticker-item .t-change.color-green { color: #34d399; }
.ticker-item .t-change.color-red { color: #f87171; }

/* =========================================
   Header Layout
   ========================================= */
.header-top {
	background-color: var(--k-bg-secondary);
	border-bottom: 1px solid var(--k-border);
	padding: 8px 0;
	font-size: 0.85rem;
	display: flex;
	justify-content: flex-end;
}

.market-status-indicator {
	display: flex;
	align-items: center;
	gap: 6px;
}
.market-status-indicator strong { font-weight: 700; }
.market-status-indicator .next-session { color: var(--k-text-secondary); font-size: 0.8rem; }

.header-main {
	background-color: var(--k-bg-secondary);
	padding: var(--spacing-md) 0;
	box-shadow: 0 1px 3px rgba(0,0,0,0.05);
	position: sticky;
	top: 0;
	z-index: 100;
}

.header-main .container {
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
}

.site-title {
	margin: 0;
	font-size: 1.8rem;
	font-weight: 800;
	letter-spacing: -0.5px;
}
.site-title a { color: var(--k-accent); }
.site-description { margin: 0; font-size: 0.85rem; color: var(--k-text-secondary); }

.main-navigation ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	gap: 20px;
}
.main-navigation a {
	font-weight: 600;
	font-size: 0.95rem;
	color: var(--k-text-primary);
	padding: 8px 0;
	border-bottom: 2px solid transparent;
}
.main-navigation a:hover {
	color: var(--k-accent);
	border-bottom-color: var(--k-accent);
}

.menu-toggle { display: none; } /* Desktop default */

.header-ad-slot {
	margin: 0 auto; /* Center if space permits */
	min-width: 300px;
	min-height: 90px;
	background: #f8fafc;
	border: 1px dashed #cbd5e1;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #94a3b8;
	font-size: 0.8rem;
}
.header-ad-slot:empty { display: none; }

/* =========================================
   Page Headers & Shared Typography
   ========================================= */
.page-header {
	margin: var(--spacing-lg) 0;
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
	border-bottom: 2px solid var(--k-border);
	padding-bottom: var(--spacing-sm);
}
.page-title {
	margin: 0;
	font-size: 2rem;
	font-weight: 800;
	color: var(--k-accent);
}
.market-timestamp {
	font-size: 0.85rem;
	color: var(--k-text-secondary);
	font-weight: 500;
	background: #e2e8f0;
	padding: 4px 10px;
	border-radius: 4px;
}

/* =========================================
   KOSPI Dashboard & Hero Cards
   ========================================= */
.market-dashboard-grid {
	display: grid;
	grid-template-columns: 1fr 2fr;
	gap: var(--spacing-lg);
	margin-bottom: var(--spacing-xl);
}

.kospi-hero-card {
	background: var(--k-bg-secondary);
	border-radius: 12px;
	padding: var(--spacing-lg);
	box-shadow: var(--k-shadow);
	margin-bottom: var(--spacing-md);
	border-top: 5px solid var(--k-accent);
}

.kospi-hero-card .k-symbol {
	font-size: 0.9rem;
	font-weight: 700;
	color: var(--k-text-secondary);
	text-transform: uppercase;
	letter-spacing: 1px;
}

.kospi-hero-card .k-price {
	font-size: 3.5rem;
	font-weight: 800;
	line-height: 1.1;
	margin: 10px 0;
	color: var(--k-text-primary);
}

.kospi-hero-card .k-change {
	font-size: 1.2rem;
	font-weight: 700;
	display: flex;
	gap: 10px;
	align-items: center;
	padding: 5px 12px;
	border-radius: 6px;
	display: inline-flex;
}
.kospi-hero-card .k-change.color-green { background: var(--k-green-bg); }
.kospi-hero-card .k-change.color-red { background: var(--k-red-bg); }

/* Stats Grid inside Dashboard */
.kospi-stats-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 15px;
	margin-bottom: var(--spacing-md);
}

.stat-box {
	background: var(--k-bg-secondary);
	border: 1px solid var(--k-border);
	padding: 15px;
	border-radius: 8px;
	display: flex;
	flex-direction: column;
}
.stat-box .label {
	font-size: 0.8rem;
	color: var(--k-text-secondary);
	text-transform: uppercase;
	font-weight: 600;
	margin-bottom: 5px;
}
.stat-box .value {
	font-size: 1.1rem;
	font-weight: 700;
	color: var(--k-text-primary);
}

/* Chart Container */
.chart-container {
	background: var(--k-bg-secondary);
	border-radius: 12px;
	box-shadow: var(--k-shadow);
	height: 100%;
	min-height: 450px;
	overflow: hidden;
	border: 1px solid var(--k-border);
}

.tradingview-widget-container { height: 100%; width: 100%; }

/* =========================================
   Markets Tables (Global / Calendar)
   ========================================= */
.region-section {
	margin-bottom: var(--spacing-xl);
	background: var(--k-bg-secondary);
	border-radius: 12px;
	box-shadow: var(--k-shadow);
	overflow: hidden;
}
.region-title {
	margin: 0;
	padding: 15px 20px;
	background: #f8fafc;
	font-size: 1.2rem;
	border-bottom: 1px solid var(--k-border);
	color: var(--k-accent);
}

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

.market-table {
	width: 100%;
	border-collapse: collapse;
	text-align: left;
}
.market-table th, 
.market-table td {
	padding: 15px 20px;
	border-bottom: 1px solid var(--k-border);
}
.market-table th {
	background-color: #fff;
	color: var(--k-text-secondary);
	font-weight: 600;
	font-size: 0.85rem;
	text-transform: uppercase;
	letter-spacing: 0.5px;
}
.market-table tbody tr:hover {
	background-color: #f8fafc;
}
.market-table td {
	font-size: 0.95rem;
}
.market-table td strong { color: var(--k-text-primary); }

/* Calendar Specific */
.impact-badge {
	padding: 4px 10px;
	border-radius: 20px;
	font-size: 0.75rem;
	font-weight: 700;
	text-transform: uppercase;
}
.impact-high { background: var(--k-red-bg); color: var(--k-red); }
.impact-medium { background: #fef3c7; color: #d97706; }
.impact-low { background: #e0f2fe; color: #0284c7; }

/* =========================================
   Futures Specific Styles
   ========================================= */
.futures-dashboard-grid {
	display: grid;
	grid-template-columns: 1fr 1.5fr;
	gap: var(--spacing-lg);
}

.futures-gap-card {
	background: var(--k-accent);
	color: #fff;
	border-radius: 12px;
	padding: var(--spacing-lg);
	box-shadow: var(--k-shadow);
	display: flex;
	flex-direction: column;
	justify-content: center;
}
.futures-gap-card .gap-title {
	font-size: 1rem;
	color: #cbd5e1;
	text-transform: uppercase;
	letter-spacing: 1px;
	margin-bottom: 10px;
}
.futures-gap-card .gap-value {
	font-size: 4rem;
	font-weight: 800;
	line-height: 1;
	margin-bottom: 15px;
}
.futures-gap-card .gap-value.color-green { color: #34d399; }
.futures-gap-card .gap-value.color-red { color: #f87171; }
.futures-gap-card .gap-value.color-neutral { color: #cbd5e1; }

.futures-gap-card .gap-insight { font-size: 1.1rem; margin-bottom: 15px; }
.futures-gap-card .gap-insight strong { color: #38bdf8; }
.futures-gap-card .gap-formula {
	font-size: 0.8rem;
	color: #94a3b8;
	border-top: 1px solid rgba(255,255,255,0.1);
	padding-top: 10px;
}

/* =========================================
   News Feed
   ========================================= */
.news-feed-wrapper {
	display: grid;
	grid-template-columns: 3fr 1fr;
	gap: var(--spacing-lg);
}
.news-grid {
	display: flex;
	flex-direction: column;
	gap: var(--spacing-md);
}

.news-card {
	display: flex;
	background: var(--k-bg-secondary);
	border-radius: 8px;
	overflow: hidden;
	box-shadow: var(--k-shadow);
	border: 1px solid var(--k-border);
	transition: var(--k-transition);
}
.news-card:hover { box-shadow: var(--k-shadow-soft); transform: translateY(-2px); }

.news-thumb-link {
	flex: 0 0 250px;
}
.news-thumbnail {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.news-thumbnail-placeholder {
	width: 100%;
	height: 100%;
	background: #cbd5e1;
}

.news-content {
	padding: 20px;
	display: flex;
	flex-direction: column;
}
.news-meta {
	font-size: 0.8rem;
	color: var(--k-text-secondary);
	margin-bottom: 10px;
	display: flex;
	gap: 15px;
}
.news-headline {
	margin: 0 0 10px 0;
	font-size: 1.25rem;
	font-weight: 700;
}
.news-headline a { color: var(--k-text-primary); }
.news-headline a:hover { color: var(--k-accent); }
.news-excerpt {
	font-size: 0.95rem;
	color: var(--k-text-secondary);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

/* =========================================
   Ads
   ========================================= */
.sidebar-ad-slot, .in-content-ad-slot {
	background: #e2e8f0;
	border: 1px dashed #94a3b8;
	min-height: 250px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #64748b;
	font-size: 0.85rem;
	text-transform: uppercase;
	margin-bottom: var(--spacing-md);
}
.sidebar-ad-slot:empty, .in-content-ad-slot:empty { display: none; }
.in-content-ad-slot { min-height: 120px; margin: var(--spacing-lg) 0; }

.footer-ad-slot { margin-top: -30px; margin-bottom: 30px; }

/* =========================================
   Footer
   ========================================= */
.site-footer {
	background-color: #0f172a;
	color: #cbd5e1;
	padding: var(--spacing-xl) 0 var(--spacing-md) 0;
	margin-top: var(--spacing-xl);
}
.footer-widgets {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	padding-bottom: var(--spacing-lg);
	border-bottom: 1px solid rgba(255,255,255,0.1);
	margin-bottom: var(--spacing-lg);
	flex-wrap: wrap;
}
.footer-widget-area h2 {
	color: #fff;
	margin-top: 0;
}
.footer-menu-area ul {
	list-style: none;
	padding: 0;
	display: flex;
	gap: 20px;
}
.footer-menu-area a { color: #cbd5e1; }
.footer-menu-area a:hover { color: #fff; }

.site-info {
	display: flex;
	justify-content: space-between;
	align-items: center;
	font-size: 0.85rem;
	flex-wrap: wrap;
	gap: 15px;
}
.disclaimer {
	font-size: 0.75rem;
	color: #64748b;
	margin: 0;
	max-width: 60%;
	text-align: right;
}

/* =========================================
   Mobile Responsiveness
   ========================================= */
@media screen and (max-width: 992px) {
	.market-dashboard-grid { grid-template-columns: 1fr; }
	.chart-container { min-height: 350px; }
	
	.futures-dashboard-grid { grid-template-columns: 1fr; }
	.news-feed-wrapper { grid-template-columns: 1fr; }
	
	.news-card { flex-direction: column; }
	.news-thumb-link { flex: 0 0 200px; }
	
	.header-main .container { flex-direction: column; gap: 15px; }
	.header-ad-slot { margin-top: 10px; }
}

@media screen and (max-width: 768px) {
	.menu-toggle {
		display: block;
		background: var(--k-text-primary);
		color: #fff;
		border: none;
		padding: 10px 15px;
		border-radius: 4px;
		cursor: pointer;
	}
	.main-navigation ul {
		display: none;
		flex-direction: column;
		width: 100%;
		gap: 0;
		margin-top: 10px;
	}
	.main-navigation.toggled ul { display: flex; }
	.main-navigation a { display: block; border-bottom: 1px solid var(--k-border); padding: 12px 0; }
	
	.page-header { flex-direction: column; align-items: flex-start; gap: 10px; }
	
	.site-info { flex-direction: column; text-align: center; }
	.disclaimer { max-width: 100%; text-align: center; }
}