/* ==========================================================================
   PROJECTS SLIDER v2 — Hochformat + Info Block
   ========================================================================== */

.opt-ps {
	background: var(--opt-blue-dark);
	padding: 5rem 0 4rem;
	overflow: hidden;
}

.opt-ps__header {
	text-align: center;
	padding: 0 2rem 2.5rem;
}

/* Filters */
.opt-ps__filters {
	display: flex;
	gap: .6rem;
	justify-content: center;
	flex-wrap: wrap;
	padding: 0 2rem 2rem;
}

.opt-ps__filter {
	padding: .5rem 1.2rem;
	background: transparent;
	border: 1px solid rgba(201,168,76,.3);
	border-radius: 50px;
	font-size: .75rem;
	letter-spacing: .1em;
	text-transform: uppercase;
	color: var(--opt-cream);
	cursor: pointer;
	transition: all .25s;
	font-family: var(--opt-font-sans);
}

.opt-ps__filter:hover,
.opt-ps__filter.is-active {
	border-color: var(--opt-gold);
	background: rgba(201,168,76,.12);
	color: var(--opt-gold-light);
}

/* Slider wrapper */
.opt-ps__slider-wrap {
	position: relative;
	padding: .5rem 0 1.5rem;
}

.opt-ps__arrow {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	z-index: 10;
	width: 46px; height: 46px;
	border-radius: 50%;
	background: rgba(10,20,40,.8);
	border: 1px solid rgba(201,168,76,.4);
	color: var(--opt-gold);
	font-size: 1.1rem;
	cursor: pointer;
	transition: all .25s;
	display: flex; align-items: center; justify-content: center;
}

.opt-ps__arrow--prev { left: 1rem; }
.opt-ps__arrow--next { right: 1rem; }
.opt-ps__arrow:hover { background: rgba(201,168,76,.2); border-color: var(--opt-gold); }
.opt-ps__arrow:disabled { opacity: .3; cursor: not-allowed; }

/* Track */
.opt-ps__track {
	display: flex;
	gap: 1.8rem;
	overflow-x: auto;
	overflow-y: visible;
	scroll-behavior: smooth;
	padding: 1rem 4rem 1.5rem;
	-webkit-overflow-scrolling: touch;
	scrollbar-width: none;
	cursor: grab;
}
.opt-ps__track::-webkit-scrollbar { display: none; }
.opt-ps__track.is-grabbing { cursor: grabbing; }

/* Card */
.opt-ps__card {
	flex: 0 0 280px;
	display: flex;
	flex-direction: column;
	gap: .8rem;
	transition: opacity .3s, transform .3s;
}

.opt-ps__card.is-hidden {
	opacity: 0;
	pointer-events: none;
	flex: 0 0 0;
	overflow: hidden;
	margin: 0;
	gap: 0;
}

/* Image */
.opt-ps__img-wrap {
	display: block;
	position: relative;
	aspect-ratio: 9/16;
	border-radius: 12px;
	overflow: hidden;
	border: 2px solid rgba(201,168,76,.2);
	transition: border-color .3s, box-shadow .3s, transform .35s cubic-bezier(.34,1.56,.64,1);
	text-decoration: none;
	background: var(--opt-blue-mid);
}

.opt-ps__img-wrap:hover {
	border-color: rgba(201,168,76,.7);
	box-shadow: 0 20px 50px rgba(201,168,76,.2), 0 0 30px rgba(201,168,76,.15);
	transform: translateY(-8px) scale(1.02);
}

.opt-ps__img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: top;
	transition: transform .4s ease;
	display: block;
}

.opt-ps__img-wrap:hover .opt-ps__img { transform: scale(1.05); }

.opt-ps__img-placeholder {
	width: 100%; height: 100%;
	display: flex; flex-direction: column; align-items: center; justify-content: center;
	gap: .8rem; color: rgba(245,240,232,.3); text-align: center; padding: 1rem;
	font-size: .75rem;
}
.opt-ps__img-placeholder span { font-size: 2.5rem; }

/* Overlay */
.opt-ps__overlay {
	position: absolute; inset: 0;
	background: linear-gradient(180deg, transparent 40%, rgba(10,20,40,.95) 100%);
	display: flex; flex-direction: column; justify-content: flex-end;
	gap: .4rem; padding: 1.2rem;
	opacity: 0; transition: opacity .3s;
}
.opt-ps__img-wrap:hover .opt-ps__overlay { opacity: 1; }

.opt-ps__overlay-btn {
	font-size: .78rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
	color: var(--opt-gold-light);
}
.opt-ps__overlay-result {
	font-size: .8rem; color: #5ac882; font-weight: 600;
}
.opt-ps__overlay-imgs {
	font-size: .72rem; color: rgba(245,240,232,.5);
}

/* Badge */
.opt-ps__badge {
	position: absolute; top: .8rem; left: .8rem;
	background: rgba(201,168,76,.85);
	color: #0a1428; font-size: .65rem; font-weight: 700;
	letter-spacing: .1em; text-transform: uppercase;
	padding: .25rem .7rem; border-radius: 50px;
	backdrop-filter: blur(4px);
}

/* Info block */
.opt-ps__info { padding: 0 .2rem; }

.opt-ps__project-title {
	display: block;
	font-family: var(--opt-font-serif);
	font-size: 1.1rem;
	color: var(--opt-cream);
	text-decoration: none;
	margin-bottom: .4rem;
	line-height: 1.3;
	transition: color .2s;
}
.opt-ps__project-title:hover { color: var(--opt-gold-light); }

.opt-ps__meta {
	display: flex; gap: .8rem; flex-wrap: wrap;
	margin-bottom: .6rem;
}
.opt-ps__owner, .opt-ps__year {
	font-size: .75rem; color: rgba(245,240,232,.5);
}

.opt-ps__actions { display: flex; gap: .6rem; }

.opt-ps__detail-btn {
	font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
	color: var(--opt-gold); text-decoration: none;
	padding: .5rem 1rem; border: 1px solid rgba(201,168,76,.35);
	border-radius: 6px; transition: all .2s;
}
.opt-ps__detail-btn:hover {
	background: rgba(201,168,76,.12); border-color: var(--opt-gold);
}

.opt-ps__live-btn {
	font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
	color: rgba(245,240,232,.55); text-decoration: none;
	padding: .5rem 1rem; border: 1px solid rgba(255,255,255,.08);
	border-radius: 6px; transition: all .2s;
}
.opt-ps__live-btn:hover {
	color: var(--opt-cream); border-color: rgba(255,255,255,.2);
}

/* Scrollbar */
.opt-ps__scrollbar-wrap {
	margin: .5rem 4rem 0;
	height: 3px; background: rgba(255,255,255,.06); border-radius: 3px; overflow: hidden;
}
.opt-ps__scrollbar {
	height: 100%;
	background: linear-gradient(90deg, var(--opt-gold), var(--opt-gold-light));
	border-radius: 3px; width: 25%;
	transition: transform .1s linear;
	box-shadow: 0 0 8px rgba(201,168,76,.5);
}

/* ==========================================================================
   PROJECT DETAIL PAGE
   ========================================================================== */

.opt-project-page { background: var(--opt-blue-darkest); }

.opt-pp-container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 3vw;
}
.opt-pp-container--narrow { max-width: 800px; }

/* Hero */
.opt-pp-hero {
	background: linear-gradient(135deg, var(--opt-blue-mid), var(--opt-blue-dark));
	padding: 5rem 3vw 4rem;
	border-bottom: 1px solid rgba(201,168,76,.15);
}
.opt-pp-hero__inner {
	max-width: 1200px; margin: 0 auto;
	display: grid; grid-template-columns: 1fr auto;
	gap: 4rem; align-items: center;
}
.opt-pp-hero__title {
	font-family: var(--opt-font-serif);
	font-size: clamp(2rem, 5vw, 3.5rem);
	color: var(--opt-cream); font-weight: 300;
	margin: .5rem 0 1rem; line-height: 1.15;
}
.opt-pp-hero__sub {
	font-size: .9rem; color: rgba(245,240,232,.5);
	margin-bottom: 1.5rem;
}
.opt-pp-hero__actions { display: flex; gap: .8rem; flex-wrap: wrap; }
.opt-pp-hero__img-wrap {
	position: relative;
	width: 220px; flex-shrink: 0;
}
.opt-pp-hero__img {
	width: 100%; height: auto; border-radius: 12px;
	border: 2px solid rgba(201,168,76,.2);
	box-shadow: -20px 20px 50px rgba(0,0,0,.5), 0 0 30px rgba(201,168,76,.1);
}
.opt-pp-hero__img-count {
	position: absolute; bottom: .5rem; right: .5rem;
	background: rgba(10,20,40,.85); color: var(--opt-gold);
	font-size: .68rem; font-weight: 600; letter-spacing: .08em;
	padding: .25rem .6rem; border-radius: 50px; backdrop-filter: blur(4px);
}

/* Meta cards */
.opt-pp-meta {
	background: var(--opt-blue-dark);
	padding: 2.5rem 0;
	border-bottom: 1px solid rgba(255,255,255,.04);
}
.opt-pp-meta__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
	gap: 1rem;
}
.opt-pp-meta__card {
	background: var(--opt-blue-mid);
	border: 1px solid rgba(201,168,76,.15);
	border-radius: 10px; padding: 1rem 1.2rem;
	display: flex; flex-direction: column; gap: .3rem;
}
.opt-pp-meta__label {
	font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
	color: var(--opt-gold); font-weight: 600;
}
.opt-pp-meta__value { font-size: .95rem; color: var(--opt-cream); }
.opt-pp-meta__link {
	font-size: .88rem; color: var(--opt-gold-light); text-decoration: none;
	transition: color .2s;
}
.opt-pp-meta__link:hover { color: var(--opt-cream); }

/* Section title */
.opt-pp-section-title {
	font-family: var(--opt-font-serif);
	font-size: 1.8rem; font-weight: 300; color: var(--opt-cream);
	margin: 0 0 2rem;
}

/* Gallery */
.opt-pp-gallery {
	background: var(--opt-blue-darkest);
	padding: 4rem 0;
}
.opt-pp-gallery__track-wrap {
	position: relative; margin-bottom: 1rem; overflow: hidden; border-radius: 12px;
}
.opt-pp-gallery__arrow {
	position: absolute; top: 50%; transform: translateY(-50%);
	z-index: 10; width: 42px; height: 42px; border-radius: 50%;
	background: rgba(10,20,40,.8); border: 1px solid rgba(201,168,76,.4);
	color: var(--opt-gold); font-size: 1rem; cursor: pointer;
	display: flex; align-items: center; justify-content: center;
	transition: all .2s;
}
.opt-pp-gallery__arrow--prev { left: .8rem; }
.opt-pp-gallery__arrow--next { right: .8rem; }
.opt-pp-gallery__arrow:hover { background: rgba(201,168,76,.2); }

.opt-pp-gallery__track {
	display: flex; overflow-x: auto; scroll-snap-type: x mandatory;
	scrollbar-width: none; gap: 0;
}
.opt-pp-gallery__track::-webkit-scrollbar { display: none; }

.opt-pp-gallery__slide {
	flex: 0 0 100%; scroll-snap-align: start;
	max-height: 75vh; display: flex; align-items: center; justify-content: center;
	background: var(--opt-blue-mid);
}
.opt-pp-gallery__img {
	max-width: 100%; max-height: 75vh;
	object-fit: contain; display: block;
}

.opt-pp-gallery__thumbs {
	display: flex; gap: .6rem; flex-wrap: wrap;
}
.opt-pp-gallery__thumb {
	width: 70px; aspect-ratio: 9/16;
	border-radius: 6px; overflow: hidden; border: 2px solid rgba(255,255,255,.1);
	cursor: pointer; transition: border-color .2s; background: none; padding: 0;
}
.opt-pp-gallery__thumb.is-active { border-color: var(--opt-gold); }
.opt-pp-gallery__thumb img { width: 100%; height: 100%; object-fit: cover; object-position: top; }

/* Expertise */
.opt-pp-expertise { background: var(--opt-blue-dark); padding: 4rem 0; }

.opt-pp-expertise__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
	gap: 1rem; margin-bottom: 2rem;
}
.opt-pp-expertise__card {
	background: var(--opt-blue-mid); border: 1px solid rgba(201,168,76,.12);
	border-radius: 10px; padding: 1.5rem;
	display: flex; flex-direction: column; gap: .4rem; text-align: center;
}
.opt-pp-expertise__card--highlight {
	border-color: rgba(201,168,76,.5);
	background: linear-gradient(135deg, rgba(201,168,76,.1), rgba(201,168,76,.03));
}
.opt-pp-expertise__icon { font-size: 1.8rem; }
.opt-pp-expertise__card strong { color: var(--opt-cream); font-size: .9rem; }
.opt-pp-expertise__card span { color: rgba(245,240,232,.5); font-size: .8rem; }

.opt-pp-expertise__score {
	position: relative; height: 6px;
	background: rgba(255,255,255,.1); border-radius: 3px; overflow: hidden;
	margin-top: .3rem;
}
.opt-pp-expertise__score-fill {
	height: 100%;
	background: linear-gradient(90deg, #c9a84c, #e8c97a);
	border-radius: 3px;
}

/* Tags */
.opt-pp-tags {
	display: flex; gap: 2rem; flex-wrap: wrap;
	border-top: 1px solid rgba(255,255,255,.06); padding-top: 2rem;
}
.opt-pp-tags__group h4 {
	font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
	color: var(--opt-gold); margin: 0 0 .8rem;
}
.opt-pp-tags__list { display: flex; gap: .5rem; flex-wrap: wrap; }
.opt-pp-tag {
	font-size: .75rem; padding: .35rem .9rem; border-radius: 50px;
	font-weight: 500; letter-spacing: .06em;
}
.opt-pp-tag--service {
	background: rgba(201,168,76,.12); border: 1px solid rgba(201,168,76,.3);
	color: var(--opt-gold-light);
}
.opt-pp-tag--tech {
	background: rgba(90,158,255,.08); border: 1px solid rgba(90,158,255,.2);
	color: #80c0ff;
}

/* Testimonial */
.opt-pp-testimonial { background: var(--opt-blue-darkest); padding: 4rem 0; }
.opt-pp-testimonial__grid {
	display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center;
}
.opt-pp-testimonial__video { border-radius: 12px; overflow: hidden; }
.opt-pp-testimonial__video iframe { width: 100%; aspect-ratio: 16/9; border: none; display: block; }

.opt-pp-testimonial__q {
	font-family: var(--opt-font-serif); font-size: 4rem; color: var(--opt-gold);
	line-height: .5; display: block; margin-bottom: .8rem; opacity: .6;
}
.opt-pp-testimonial__quote {
	font-family: var(--opt-font-serif); font-size: 1.3rem; font-style: italic;
	color: var(--opt-cream); line-height: 1.7;
	border-left: 3px solid var(--opt-gold); padding-left: 1.5rem;
	margin: 0 0 1.5rem;
}
.opt-pp-testimonial__author { display: flex; align-items: center; gap: 1rem; }
.opt-pp-testimonial__avatar {
	width: 56px; height: 56px; border-radius: 50%; object-fit: cover;
	border: 2px solid var(--opt-gold);
}
.opt-pp-testimonial__avatar-placeholder {
	width: 56px; height: 56px; border-radius: 50%;
	background: var(--opt-blue-mid); border: 2px solid var(--opt-gold);
	display: flex; align-items: center; justify-content: center;
	font-family: var(--opt-font-serif); font-size: 1.4rem; color: var(--opt-gold);
}
.opt-pp-testimonial__author strong { color: var(--opt-cream); display: block; }
.opt-pp-testimonial__author span { color: rgba(245,240,232,.5); font-size: .85rem; }
.opt-pp-testimonial__stars { color: var(--opt-gold); font-size: .9rem; margin-top: .2rem; }

/* CTA */
.opt-pp-cta {
	background: var(--opt-blue-dark); padding: 5rem 3vw;
	border-top: 1px solid rgba(201,168,76,.1);
}
.opt-pp-cta h2 {
	font-family: var(--opt-font-serif); font-size: 2rem; color: var(--opt-cream);
	margin: 0 0 .8rem;
}
.opt-pp-cta p { color: rgba(245,240,232,.55); margin-bottom: 1.8rem; }

/* Responsive */
@media (max-width: 900px) {
	.opt-pp-hero__inner { grid-template-columns: 1fr; }
	.opt-pp-hero__img-wrap { display: none; }
	.opt-pp-testimonial__grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
	.opt-ps__card { flex: 0 0 220px; }
	.opt-ps__track { padding: 1rem 2rem 1.5rem; gap: 1.2rem; }
}