/* ==========================================================================
   MSD WEBDESIGN - HEADER v5
   CSS GRID 3-Column: Logo | Nav | Button — kein Überlappen möglich
   ========================================================================== */

.msd-header {
	position: sticky;
	top: 0;
	z-index: 1000;
	background: linear-gradient(135deg, #0f1f3c 0%, #1a3557 100%);
	border-bottom: 1px solid rgba(201, 168, 76, 0.15);
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

/* ===== CSS GRID — Logo | Nav | Button ===== */

.msd-header__flex {
	display: grid;
	grid-template-columns: auto 1fr auto;
	align-items: center;
	padding: 0 3vw;
	height: 72px;
	width: 100%;
	box-sizing: border-box;
}

/* ===== LOGO — Spalte 1, links ===== */

.msd-header__logo-wrapper {
	grid-column: 1;
	display: flex;
	align-items: center;
	justify-content: flex-start;
}

.msd-header__logo {
	display: inline-flex;
	align-items: center;
	text-decoration: none;
	transition: transform 0.3s ease, filter 0.3s ease;
}

.msd-header__logo:hover {
	transform: scale(1.05);
	filter: drop-shadow(0 0 10px rgba(201, 168, 76, 0.6));
}

.msd-header__logo-img {
	height: 56px;
	width: auto;
	display: block;
	filter: brightness(0) invert(1); /* Weiß – lesbar auf dunklem Header */
}

/* ===== NAV — Spalte 2, auto-width, zentriert ===== */

.msd-nav {
	grid-column: 2;
	display: flex;
	align-items: center;
}

.msd-menu {
	display: flex;
	align-items: center;
	gap: 2.5rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.msd-menu__item {
	position: relative;
}

.msd-menu__link {
	display: block;
	font-size: 0.82rem;
	font-weight: 500;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: rgba(245, 240, 232, 0.72);
	text-decoration: none;
	padding: 0.4rem 0;
	white-space: nowrap;
	position: relative;
	transition: color 0.25s ease;
}

.msd-menu__link::after {
	content: '';
	position: absolute;
	bottom: -2px;
	left: 0;
	width: 0;
	height: 2px;
	background: linear-gradient(90deg, #c9a84c, #e8c97a);
	border-radius: 2px;
	transition: width 0.3s ease;
}

.msd-menu__link:hover,
.msd-menu__link.is-active {
	color: #e8c97a;
}

.msd-menu__link:hover::after,
.msd-menu__link.is-active::after {
	width: 100%;
}

/* ===== BUTTON — Spalte 3, rechts ===== */

.msd-header__button-wrapper {
	grid-column: 3;
	display: flex;
	align-items: center;
	justify-content: flex-end;
}

/* ===== GOLD BUTTON ===== */

.msd-btn {
	position: relative;
	display: inline-flex;
	align-items: center;
	gap: 0.65rem;
	padding: 0.85rem 2rem;
	font-family: var(--opt-font-sans);
	font-size: 0.78rem;
	font-weight: 700;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: #0a1428;
	background: linear-gradient(135deg, #e8c97a 0%, #c9a84c 50%, #d4af5c 100%);
	border: none;
	border-radius: 50px;
	cursor: pointer;
	text-decoration: none;
	overflow: hidden;
	white-space: nowrap;
	transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
	box-shadow:
		0 0 18px rgba(201, 168, 76, 0.6),
		0 0 40px rgba(201, 168, 76, 0.3),
		inset 0 -3px 10px rgba(255,255,255,0.35),
		inset 0 1px 3px rgba(255,255,255,0.6);
	animation: btnGlow 2.5s ease-in-out infinite;
}

/* Gloss layer — permanenter Glanz oben */
.msd-btn::after {
	content: '';
	position: absolute;
	top: 0; left: 0; right: 0;
	height: 50%;
	background: linear-gradient(180deg,
		rgba(255,255,255,0.55) 0%,
		rgba(255,255,255,0.18) 65%,
		transparent 100%
	);
	border-radius: 50px 50px 0 0;
	pointer-events: none;
	z-index: 1;
}

/* KITT Shine — läuft hinter Text durch */
.msd-btn::before {
	content: '';
	position: absolute;
	top: 0; left: -120%;
	width: 80%;
	height: 100%;
	background: linear-gradient(90deg,
		transparent 0%,
		rgba(255,255,255,0.7) 45%,
		rgba(255,255,255,0.9) 50%,
		rgba(255,255,255,0.7) 55%,
		transparent 100%
	);
	filter: blur(1px);
	animation: btnShine 2.5s ease-in-out infinite;
	pointer-events: none;
	z-index: 0;
}

/* Text + Icon immer vorne */
.msd-btn__text {
	position: relative;
	z-index: 3;
	color: #0a1428;
	font-weight: 700;
}

.msd-btn svg {
	position: relative;
	z-index: 3;
	flex-shrink: 0;
}

.msd-btn:hover {
	transform: scale(1.07) translateY(-4px);
	box-shadow:
		0 12px 38px rgba(201, 168, 76, 0.95),
		0 0 60px rgba(201, 168, 76, 0.65),
		inset 0 -4px 16px rgba(255,255,255,0.45),
		inset 0 1px 4px rgba(255,255,255,0.8);
}

.msd-btn:active {
	transform: scale(0.97);
}

@keyframes btnGlow {
	0%, 100% {
		box-shadow:
			0 0 18px rgba(201,168,76,0.6),
			0 0 38px rgba(201,168,76,0.3),
			inset 0 -3px 10px rgba(255,255,255,0.35),
			inset 0 1px 3px rgba(255,255,255,0.6);
	}
	50% {
		box-shadow:
			0 0 28px rgba(201,168,76,0.9),
			0 0 58px rgba(201,168,76,0.55),
			inset 0 -3px 16px rgba(255,255,255,0.45),
			inset 0 1px 4px rgba(255,255,255,0.75);
	}
}

@keyframes btnShine {
	0%   { left: -120%; opacity: 0; }
	15%  { opacity: 1; }
	85%  { opacity: 1; }
	100% { left: 130%;  opacity: 0; }
}

/* ===== HAMBURGER ===== */

.msd-burger {
	display: none;
	flex-direction: column;
	gap: 5px;
	background: none;
	border: none;
	cursor: pointer;
	padding: 8px;
	z-index: 20;
}

.msd-burger span {
	display: block;
	width: 22px;
	height: 2px;
	background: #f5f0e8;
	border-radius: 2px;
	transition: all 0.3s ease;
}

.msd-burger[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px, 7px); }
.msd-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.msd-burger[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px, -7px); }

/* ===== RESPONSIVE ===== */

@media (max-width: 1100px) {
	.msd-menu { gap: 1.8rem; }
	.msd-menu__link { font-size: 0.76rem; letter-spacing: 0.11em; }
	.msd-header__logo-img { height: 42px; }
	.msd-btn { padding: 0.78rem 1.6rem; font-size: 0.72rem; }
}

@media (max-width: 900px) {
	.msd-menu { gap: 1.3rem; }
	.msd-menu__link { font-size: 0.7rem; letter-spacing: 0.08em; }
	.msd-header__logo-img { height: 36px; }
	.msd-btn { padding: 0.72rem 1.3rem; font-size: 0.68rem; }
}

@media (max-width: 768px) {
	/* Switch to Flexbox für Mobile */
	.msd-header__flex {
		display: flex;
		justify-content: space-between;
		height: 62px;
		padding: 0 4vw;
	}

	.msd-header__logo-wrapper { grid-column: unset; }
	.msd-header__button-wrapper { grid-column: unset; }

	/* Nav wird Dropdown */
	.msd-nav {
		grid-column: unset;
		position: fixed;
		top: 62px;
		left: 0;
		right: 0;
		background: #0f1f3c;
		padding: 1.5rem 2rem 2rem;
		border-bottom: 1px solid rgba(201,168,76,0.15);
		display: none;
		z-index: 999;
		box-shadow: 0 8px 24px rgba(0,0,0,0.4);
	}

	.msd-nav.is-active { display: flex; }

	.msd-menu {
		flex-direction: column;
		align-items: flex-start;
		gap: 0;
		width: 100%;
	}

	.msd-menu__link {
		padding: 0.8rem 0;
		font-size: 0.85rem;
		border-bottom: 1px solid rgba(201,168,76,0.08);
		width: 100%;
	}

	.msd-burger { display: flex; }

	.msd-header__logo-img { height: 34px; }

	.msd-btn {
		padding: 0.65rem 1.1rem;
		font-size: 0.65rem;
		gap: 0.4rem;
	}

	.msd-btn svg { width: 12px; height: 12px; }
}

@media (max-width: 480px) {
	.msd-header__flex { padding: 0 4vw; height: 56px; }
	.msd-header__logo-img { height: 28px; }
	.msd-btn { padding: 0.6rem 0.9rem; font-size: 0.6rem; }
}

@media (prefers-reduced-motion: reduce) {
	.msd-btn { animation: none !important; }
	.msd-btn::before { animation: none !important; }
	.msd-btn:hover, .msd-header__logo:hover { transform: none; }
}

/* ==========================================================================
   DROPDOWN NAVIGATION
   ========================================================================== */

.msd-menu__item--dropdown { position: relative; }

/* Pfeil-Chevron */
.msd-menu__chevron {
	display: inline-block;
	vertical-align: middle;
	margin-left: 3px;
	transition: transform .25s ease;
}
.msd-menu__item--dropdown:hover .msd-menu__chevron,
.msd-menu__item--dropdown:focus-within .msd-menu__chevron {
	transform: rotate(180deg);
}

/* Dropdown Panel */
/* ── Dropdown – versteckt by default, Ausroll-Animation ─────────────── */
.msd-dropdown {
	position: absolute;
	top: 100%;           /* direkt unter dem Menüpunkt – keine Lücke */
	left: 50%;
	min-width: 240px;
	list-style: none;
	margin: 0;
	padding: 10px 0 .5rem; /* 10px oben = überbrückt den Spalt optisch */
	z-index: 9999;

	/* Hintergrund */
	background: #071020;
	border: 1px solid rgba(201, 168, 76, .4);
	border-top: 2px solid var(--opt-gold, #c9a84c);
	box-shadow: 0 16px 48px rgba(0,0,0,.7), 0 4px 12px rgba(0,0,0,.5);
	backdrop-filter: blur(20px);
	-webkit-backdrop-filter: blur(20px);

	/* Ausgeblendet */
	clip-path: inset(0 0 100% 0);
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
	transform: translateX(-50%) translateY(0);
	transform-origin: top center;
	transition:
		clip-path .28s cubic-bezier(.4,0,.2,1),
		opacity .2s ease,
		visibility .28s;
}

/* Unsichtbarer Puffer damit Maus vom Menülink zum Dropdown kommt */
.msd-menu__item--dropdown::after {
	content: '';
	position: absolute;
	bottom: -12px;
	left: 0;
	right: 0;
	height: 12px;
	background: transparent;
}

/* Goldener Pfeil oben */
.msd-dropdown::before {
	content: '';
	position: absolute;
	top: -7px;
	left: 50%;
	transform: translateX(-50%) rotate(45deg);
	width: 12px;
	height: 12px;
	background: #071020;
	border-left: 1px solid rgba(201, 168, 76, .4);
	border-top: 1px solid rgba(201, 168, 76, .4);
}

/* Einrollen bei Hover / Focus — Ausroll-Animation */
.msd-menu__item--dropdown:hover .msd-dropdown,
.msd-menu__item--dropdown:focus-within .msd-dropdown,
.msd-menu__item--dropdown.is-hovering .msd-dropdown {
	clip-path: inset(0 0 0% 0);
	opacity: 1;
	visibility: visible;
	pointer-events: auto;
	transform: translateX(-50%) translateY(0);
}

/* Chevron dreht bei is-hovering ebenfalls */
.msd-menu__item--dropdown.is-hovering .msd-menu__chevron {
	transform: rotate(180deg);
}

/* Dropdown Links */
.msd-dropdown__link {
	display: flex;
	align-items: center;
	gap: .75rem;
	padding: .65rem 1.1rem;
	color: rgba(245, 240, 232, .75);
	text-decoration: none;
	font-family: var(--opt-font-sans);
	font-size: .82rem;
	transition: background .18s, color .18s;
	white-space: nowrap;
}

.msd-dropdown__link:hover {
	background: rgba(201, 168, 76, .08);
	color: var(--opt-cream);
}

.msd-dropdown__link--highlight {
	border-top: 1px solid rgba(201, 168, 76, .15);
	margin-top: .1rem;
}

.msd-dropdown__link--highlight:hover {
	background: rgba(201, 168, 76, .12);
}

.msd-dropdown__icon {
	font-size: 1.1rem;
	flex-shrink: 0;
	width: 24px;
	text-align: center;
}

.msd-dropdown__text {
	display: flex;
	flex-direction: column;
	gap: 2px;
	min-width: 0;
}

.msd-dropdown__text strong {
	display: block;
	font-size: .84rem;
	font-weight: 600;
	color: #f5f0e8;
	line-height: 1.3;
	white-space: nowrap;
}

.msd-dropdown__text small {
	display: block;
	font-size: .71rem;
	color: rgba(201, 168, 76, .55);
	white-space: nowrap;
	font-weight: 400;
}

.msd-dropdown__link:hover .msd-dropdown__text small {
	color: rgba(201, 168, 76, .8);
}

.msd-dropdown__divider {
	height: 1px;
	background: rgba(201, 168, 76, .15);
	margin: .3rem 0;
}

/* Mobile: Dropdown als normaler Block */
@media (max-width: 900px) {
	.msd-dropdown {
		position: static;
		transform: none !important;
		clip-path: none !important;
		opacity: 1;
		visibility: visible;
		pointer-events: auto;
		background: rgba(7, 16, 32, .95);
		border: none;
		border-left: 2px solid rgba(201, 168, 76, .4);
		box-shadow: none;
		backdrop-filter: none;
		margin: .25rem 0 .25rem 1rem;
		max-height: 0;
		overflow: hidden;
		transition: max-height .35s cubic-bezier(.4,0,.2,1);
	}
	.msd-menu__item--dropdown.is-open .msd-dropdown {
		max-height: 400px;
	}
	.msd-dropdown::before { display: none; }
	.msd-dropdown__link { padding: .55rem .85rem; white-space: normal; }
	.msd-menu__chevron { transition: transform .25s; }
	.msd-menu__item--dropdown.is-open .msd-menu__chevron { transform: rotate(180deg); }
}