/*
Theme Name: Kurslinie
Description: Dunkles, redaktionelles Theme für das Kurslinie-Trading-Kompendium. Passend zum Plugin "Kurslinie – Inhalte".
Author: Kurslinie
Version: 1.0.0
Requires PHP: 7.4
Text Domain: kurslinie-theme
*/

:root {
	--kl-bg: #10141a;
	--kl-panel: #161b22;
	--kl-panel-alt: #1c232b;
	--kl-border: #2a323c;
	--kl-text: #ece8de;
	--kl-text-muted: #93a0ac;
	--kl-text-faint: #5c6773;
	--kl-gold: #c9a227;
	--kl-gold-soft: #8a7226;
	--kl-up: #4c9a6a;
	--kl-down: #b5544a;
}

* {
	box-sizing: border-box;
}

html,
body {
	background: var( --kl-bg );
	color: var( --kl-text );
	margin: 0;
	font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

a {
	color: inherit;
}

::selection {
	background: var( --kl-gold );
	color: #10141a;
}

.kl-wrap {
	max-width: 1080px;
	margin: 0 auto;
	padding: 0 24px;
}

.kl-serif {
	font-family: 'Fraunces', serif;
}

.kl-mono {
	font-family: 'IBM Plex Mono', monospace;
}

.kl-eyebrow {
	font-size: 11.5px;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var( --kl-gold );
	font-weight: 600;
	margin-bottom: 14px;
}

.kl-crumb {
	background: none;
	border: none;
	color: var( --kl-text-muted );
	cursor: pointer;
	padding: 0;
	font-size: 13px;
	text-decoration: none;
	display: inline-block;
}
.kl-crumb:hover {
	color: var( --kl-text );
}

/* ---------------- Header ---------------- */
.kl-header {
	position: sticky;
	top: 0;
	z-index: 20;
	background: rgba( 16, 20, 26, 0.94 );
	backdrop-filter: blur( 6px );
	border-bottom: 1px solid var( --kl-border );
}
.kl-header__row {
	display: flex;
	align-items: center;
	gap: 14px;
	padding: 14px 0;
}
.kl-logo {
	display: flex;
	align-items: center;
	gap: 9px;
	background: none;
	border: none;
	cursor: pointer;
	text-decoration: none;
	color: var( --kl-text );
}
.kl-logo__text {
	font-family: 'Fraunces', serif;
	font-size: 19px;
	font-weight: 600;
}
.kl-header__spacer {
	flex: 1;
}
.kl-burger {
	background: none;
	border: 1px solid var( --kl-border );
	border-radius: 7px;
	padding: 8px 9px;
	cursor: pointer;
	display: flex;
	flex-direction: column;
	gap: 4px;
	width: 34px;
}
.kl-burger.is-open {
	background: var( --kl-panel-alt );
}
.kl-burger span {
	display: block;
	height: 2px;
	background: var( --kl-text );
	transition: transform 0.2s ease, opacity 0.2s ease;
}
.kl-burger.is-open span:nth-child( 1 ) {
	transform: translateY( 6px ) rotate( 45deg );
}
.kl-burger.is-open span:nth-child( 2 ) {
	opacity: 0;
}
.kl-burger.is-open span:nth-child( 3 ) {
	transform: translateY( -6px ) rotate( -45deg );
}
.kl-search-btn {
	background: none;
	border: 1px solid var( --kl-border );
	border-radius: 7px;
	color: var( --kl-text );
	padding: 7px 9px;
	cursor: pointer;
	display: flex;
	align-items: center;
}
.kl-ticker {
	border-bottom: 1px solid var( --kl-border );
	background: var( --kl-panel );
}
.kl-ticker .tradingview-widget-container {
	max-width: 1400px;
	margin: 0 auto;
}
.kl-lang-switch {
	position: relative;
}
.kl-lang-switch__current {
	display: flex;
	align-items: center;
	gap: 6px;
	background: none;
	border: 1px solid var( --kl-border );
	border-radius: 7px;
	padding: 6px 9px;
	cursor: pointer;
	color: var( --kl-text );
}
.kl-lang-switch__current img {
	display: block;
	border-radius: 2px;
}
.kl-lang-switch__chevron {
	color: var( --kl-text-faint );
	transition: transform 0.15s ease;
}
.kl-lang-switch.is-open .kl-lang-switch__chevron {
	transform: rotate( 180deg );
}
.kl-lang-switch__menu {
	position: absolute;
	top: calc( 100% + 8px );
	right: 0;
	min-width: 150px;
	background: var( --kl-panel );
	border: 1px solid var( --kl-border );
	border-radius: 10px;
	padding: 6px;
	display: none;
	flex-direction: column;
	gap: 2px;
	box-shadow: 0 12px 28px rgba( 0, 0, 0, 0.35 );
	z-index: 40;
}
.kl-lang-switch.is-open .kl-lang-switch__menu {
	display: flex;
}
.kl-lang-switch__item {
	display: flex;
	align-items: center;
	gap: 10px;
	text-decoration: none;
	font-size: 13px;
	color: var( --kl-text-muted );
	border-radius: 6px;
	padding: 8px 10px;
}
.kl-lang-switch__item img {
	display: block;
	border-radius: 2px;
	flex-shrink: 0;
}
.kl-lang-switch__item:hover {
	background: var( --kl-panel-alt );
	color: var( --kl-text );
}
.kl-lang-switch__item.is-active {
	color: var( --kl-gold );
	font-weight: 600;
}
.kl-breadcrumb {
	display: flex;
	align-items: center;
	gap: 6px;
	font-size: 12.5px;
	color: var( --kl-text-muted );
	padding-bottom: 10px;
	flex-wrap: wrap;
}
.kl-breadcrumb .sep {
	color: var( --kl-text-faint );
}
.kl-breadcrumb .current {
	color: var( --kl-text );
}

/* ---------------- Burger menu panel ---------------- */
.kl-menu-overlay {
	position: fixed;
	inset: 0;
	z-index: 25;
	background: rgba( 0, 0, 0, 0.35 );
	display: none;
}
.kl-menu-overlay.is-open {
	display: block;
}
.kl-menu-panel {
	position: absolute;
	top: 100%;
	left: 0;
	right: 0;
	z-index: 30;
	background: var( --kl-panel );
	border-bottom: 1px solid var( --kl-border );
	max-height: 75vh;
	overflow-y: auto;
	box-shadow: 0 18px 40px rgba( 0, 0, 0, 0.45 );
	display: none;
}
.kl-menu-panel.is-open {
	display: block;
}
.kl-menu-inner {
	max-width: 1080px;
	margin: 0 auto;
	padding: 8px 16px 20px;
}
.kl-menu-row {
	display: flex;
	align-items: center;
}
.kl-menu-link {
	flex: 1;
	text-align: left;
	background: none;
	border: none;
	border-radius: 8px;
	color: var( --kl-text-muted );
	font-size: 14px;
	padding: 12px 10px;
	cursor: pointer;
	text-decoration: none;
	display: block;
}
.kl-menu-link:hover {
	background: var( --kl-panel-alt );
}
.kl-menu-section {
	border-top: 1px solid var( --kl-border );
}
.kl-menu-section > .kl-menu-row > .kl-menu-link {
	font-family: 'Fraunces', serif;
	font-size: 15.5px;
	font-weight: 600;
	color: var( --kl-text );
}
.kl-menu-toggle {
	background: none;
	border: none;
	color: var( --kl-text-faint );
	padding: 13px 12px;
	cursor: pointer;
	font-size: 11px;
}
.kl-menu-sub {
	padding-left: 14px;
	padding-bottom: 8px;
	display: none;
}
.kl-menu-sub.is-open {
	display: block;
}
.kl-menu-sub .kl-menu-link {
	font-size: 13.5px;
	font-weight: 600;
	color: var( --kl-text );
	padding: 9px 10px;
}
.kl-menu-sub .kl-menu-sub .kl-menu-link {
	font-size: 13px;
	font-weight: 400;
	color: var( --kl-text-muted );
	padding: 8px 10px;
}

/* ---------------- Search panel ---------------- */
.kl-search-panel {
	position: absolute;
	right: 24px;
	top: 100%;
	width: 320px;
	max-width: 80vw;
	background: var( --kl-panel );
	border: 1px solid var( --kl-border );
	border-radius: 10px;
	box-shadow: 0 12px 32px rgba( 0, 0, 0, 0.4 );
	overflow: hidden;
	display: none;
	z-index: 40;
	margin-top: 8px;
}
.kl-search-panel.is-open {
	display: block;
}
.kl-search-panel input[type='search'] {
	width: 100%;
	background: var( --kl-panel-alt );
	border: none;
	border-bottom: 1px solid var( --kl-border );
	color: var( --kl-text );
	font-size: 13.5px;
	padding: 12px 14px;
	outline: none;
	box-sizing: border-box;
}
.kl-search-panel button[type='submit'] {
	display: none;
}

/* ---------------- Hub / tiles ---------------- */
.kl-hero {
	max-width: 560px;
	margin-bottom: 44px;
}
.kl-hero h1 {
	font-family: 'Fraunces', serif;
	font-weight: 600;
	font-size: clamp( 30px, 4.5vw, 44px );
	line-height: 1.15;
	margin: 0 0 16px;
}
.kl-hero p {
	font-size: 16px;
	line-height: 1.7;
	color: var( --kl-text-muted );
	margin: 0;
}
.kl-grid {
	display: grid;
	grid-template-columns: repeat( 3, 1fr );
	gap: 16px;
}
.kl-grid--2 {
	grid-template-columns: repeat( 2, 1fr );
}
.kl-tile {
	text-align: left;
	background: var( --kl-panel );
	border: 1px solid var( --kl-border );
	border-radius: 12px;
	padding: 24px 22px;
	cursor: pointer;
	display: flex;
	flex-direction: column;
	gap: 14px;
	text-decoration: none;
	color: inherit;
	transition: border-color 0.15s ease, transform 0.15s ease;
}
.kl-tile:hover {
	border-color: var( --kl-gold );
	transform: translateY( -2px );
}
.kl-tile__top {
	display: flex;
	align-items: center;
	justify-content: space-between;
}
.kl-tile__count {
	font-family: 'IBM Plex Mono', monospace;
	font-size: 11px;
	color: var( --kl-text-faint );
	border: 1px solid var( --kl-border );
	border-radius: 20px;
	padding: 3px 9px;
}
.kl-tile__title {
	font-family: 'Fraunces', serif;
	font-size: 19px;
	font-weight: 600;
	color: var( --kl-text );
	margin-bottom: 6px;
}
.kl-tile__desc {
	font-size: 13.5px;
	line-height: 1.55;
	color: var( --kl-text-muted );
}

/* ---------------- Topic list rows ---------------- */
.kl-topic-row {
	display: flex;
	align-items: center;
	gap: 16px;
	width: 100%;
	text-align: left;
	background: none;
	border: none;
	border-top: 1px solid var( --kl-border );
	padding: 18px 12px;
	cursor: pointer;
	border-radius: 8px;
	text-decoration: none;
	color: inherit;
}
.kl-topic-row:hover {
	background: var( --kl-panel-alt );
}
.kl-topic-row__title {
	font-size: 16.5px;
	font-weight: 600;
	color: var( --kl-text );
	margin-bottom: 5px;
}
.kl-topic-row__desc {
	font-size: 13.5px;
	color: var( --kl-text-muted );
	line-height: 1.5;
	overflow: hidden;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
}
.kl-topic-row__arrow {
	color: var( --kl-gold );
	font-size: 18px;
	flex-shrink: 0;
}

/* ---------------- Topic detail ---------------- */
.kl-article {
	max-width: 700px;
	margin: 0 auto;
	padding: 48px 24px 100px;
}
.kl-article h1 {
	font-family: 'Fraunces', serif;
	font-weight: 600;
	font-size: clamp( 28px, 4vw, 40px );
	line-height: 1.15;
	margin: 0 0 14px;
}
.kl-article__meta {
	font-size: 12.5px;
	color: var( --kl-text-faint );
	margin-bottom: 32px;
}
.kl-article__intro {
	font-size: 17px;
	line-height: 1.75;
	color: var( --kl-text );
	margin-bottom: 30px;
}
.kl-visual {
	border: 1px solid var( --kl-border );
	border-radius: 10px;
	background: var( --kl-panel-alt );
	padding: 18px 18px 14px;
	margin-bottom: 28px;
	overflow: hidden;
}
.kl-visual__head {
	display: flex;
	justify-content: space-between;
	gap: 16px;
	align-items: baseline;
	margin-bottom: 12px;
}
.kl-visual__title {
	font-size: 11.5px;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var( --kl-gold );
	font-weight: 600;
}
.kl-visual__subtitle {
	font-size: 11.5px;
	color: var( --kl-text-faint );
	text-align: right;
}
.kl-visual svg {
	width: 100%;
	display: block;
}

.kl-box {
	border: 1px solid var( --kl-border );
	border-radius: 10px;
	padding: 22px 24px;
	background: var( --kl-panel );
	margin-bottom: 24px;
}
.kl-box__label {
	font-size: 11.5px;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var( --kl-text-muted );
	font-weight: 600;
	margin-bottom: 14px;
}
.kl-box ul {
	margin: 0;
	padding: 0;
	list-style: none;
}
.kl-box li {
	display: flex;
	gap: 12px;
	padding: 9px 0;
	border-top: 1px solid var( --kl-border );
	font-size: 15px;
	line-height: 1.6;
}
.kl-box li:first-child {
	border-top: none;
}
.kl-box li .dash {
	color: var( --kl-gold );
	flex-shrink: 0;
	font-family: 'IBM Plex Mono', monospace;
}
.kl-definition {
	border-left: 3px solid var( --kl-gold );
	padding-left: 20px;
	margin: 0 0 24px;
}
.kl-definition__term {
	font-family: 'Fraunces', serif;
	font-size: 16px;
	font-weight: 600;
	color: var( --kl-gold );
	margin-bottom: 6px;
}
.kl-definition__text {
	font-size: 15px;
	line-height: 1.65;
	color: var( --kl-text-muted );
}
.kl-formula {
	background: var( --kl-panel-alt );
	border: 1px solid var( --kl-border );
	border-radius: 8px;
	padding: 16px 20px;
	margin-bottom: 24px;
	font-family: 'IBM Plex Mono', monospace;
}
.kl-formula__label {
	font-size: 11px;
	color: var( --kl-text-faint );
	margin-bottom: 6px;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}
.kl-formula__expr {
	font-size: 14.5px;
	color: var( --kl-text );
	line-height: 1.6;
}
.kl-tip {
	display: flex;
	gap: 10px;
	font-size: 14px;
	color: var( --kl-text-muted );
	align-items: flex-start;
	margin-bottom: 44px;
}
.kl-tip__label {
	color: var( --kl-up );
	font-weight: 600;
	flex-shrink: 0;
}
.kl-related {
	padding-top: 28px;
	border-top: 1px solid var( --kl-border );
}
.kl-related__chips {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}
.kl-chip {
	background: var( --kl-panel );
	border: 1px solid var( --kl-border );
	border-radius: 20px;
	color: var( --kl-text-muted );
	font-size: 13px;
	padding: 7px 14px;
	cursor: pointer;
	text-decoration: none;
	display: inline-block;
}
.kl-chip:hover {
	color: var( --kl-text );
}

/* ---------------- Glossar ---------------- */
.kl-glossar-jump {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin-bottom: 36px;
	position: sticky;
	top: 96px;
	z-index: 5;
	background: var( --kl-bg );
	padding-bottom: 8px;
}
.kl-glossar-jump a {
	width: 30px;
	height: 30px;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 6px;
	border: 1px solid var( --kl-border );
	background: var( --kl-panel );
	color: var( --kl-text-muted );
	font-size: 12.5px;
	font-family: 'IBM Plex Mono', monospace;
	text-decoration: none;
}
.kl-glossar-letter {
	font-family: 'Fraunces', serif;
	font-size: 22px;
	font-weight: 600;
	color: var( --kl-gold );
	border-bottom: 1px solid var( --kl-border );
	padding-bottom: 8px;
	margin-bottom: 16px;
	scroll-margin-top: 140px;
}
.kl-glossar-entry {
	margin-bottom: 22px;
}
.kl-glossar-entry__term {
	font-size: 16.5px;
	font-weight: 600;
	color: var( --kl-text );
	margin-bottom: 5px;
}
.kl-glossar-entry__text {
	font-size: 14.5px;
	line-height: 1.65;
	color: var( --kl-text-muted );
	margin: 0 0 8px;
}
.kl-glossar-entry__link {
	color: var( --kl-gold );
	font-size: 12.5px;
	text-decoration: none;
}

/* ---------------- Footer ---------------- */
.kl-footer {
	border-top: 1px solid var( --kl-border );
	margin-top: 40px;
}
.kl-footer__grid {
	max-width: 1080px;
	margin: 0 auto;
	padding: 44px 24px 28px;
	display: grid;
	grid-template-columns: 1.3fr 1fr 1fr;
	gap: 32px;
}
.kl-footer h4 {
	font-size: 11.5px;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var( --kl-text-faint );
	font-weight: 600;
	margin: 0 0 14px;
}
.kl-footer p {
	font-size: 13.5px;
	line-height: 1.65;
	color: var( --kl-text-muted );
	margin: 0;
	max-width: 320px;
}
.kl-footer-links {
	display: flex;
	flex-direction: column;
	gap: 9px;
}
.kl-footer-links a {
	color: var( --kl-text-muted );
	font-size: 13.5px;
	text-decoration: none;
}
.kl-footer-links a.is-gold {
	color: var( --kl-gold );
}
.kl-footer__bottom {
	border-top: 1px solid var( --kl-border );
	padding: 16px 24px;
}
.kl-footer__bottom-inner {
	max-width: 1080px;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: 8px;
	font-size: 12px;
	color: var( --kl-text-faint );
}
.kl-footer__bottom a,
.kl-footer__bottom button {
	background: none;
	border: none;
	color: var( --kl-text-faint );
	cursor: pointer;
	font-size: 12px;
	text-decoration: none;
}
.kl-footer__legal {
	display: flex;
	align-items: center;
	gap: 20px;
}
.kl-footer__legal a:hover {
	color: var( --kl-text-muted );
}

@media ( max-width: 720px ) {
	.kl-grid,
	.kl-grid--2 {
		grid-template-columns: 1fr;
	}
	.kl-footer__grid {
		grid-template-columns: 1fr;
	}
}