/* ===================================================================
   Components: Glass Utilities · Cards · Section Headings · Buttons
   =================================================================== */

/* --- Glass Utilities --- */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 24px var(--color-shadow);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.glass-heavy {
    background: var(--glass-bg-heavy);
    backdrop-filter: blur(var(--glass-blur-lg));
    -webkit-backdrop-filter: blur(var(--glass-blur-lg));
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px var(--color-shadow-md);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    transform: translateZ(0);
}


/* --- Main Content --- */
.site-content {
    /* Increased to use more horizontal space on wide screens */
    max-width: 1600px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-lg) var(--space-2xl);
}


/* --- Glass Card (base set in animations.css for hover/reveal) --- */
.glass-card__title {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-md);
}

.glass-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px; /* Slightly larger */
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent), var(--color-rose));
    color: var(--color-white);
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-lg);
    box-shadow: 0 8px 24px rgba(196, 154, 124, 0.2);
    transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1), 
                box-shadow 0.4s ease;
}

.glass-card:hover .glass-card__icon {
    box-shadow: 0 12px 32px rgba(196, 154, 124, 0.4);
}

.glass-card__text {
    color: var(--color-charcoal-soft);
    line-height: 1.8;
    min-height: 150px; /* Sorgt für eine einheitliche Größe bei ca. 5 Textzeilen */
}


/* --- Section Headings --- */
.section-heading {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-heading__title {
    font-family: var(--font-heading);
    font-size: var(--font-size-3xl);
    color: var(--color-charcoal);
    margin-bottom: var(--space-sm);
}

/* Divider animation defined in animations.css */

.section-heading__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-warm-gray);
    font-weight: 300;
}


/* --- Buttons --- */
.btn-primary-glass {
    display: inline-block;
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-white);
    background: var(--color-accent);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(196, 154, 124, 0.3);
}

.btn-primary-glass:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(196, 154, 124, 0.4);
    color: var(--color-white);
}

.btn-outline-glass {
    display: inline-block;
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    background: transparent;
    border: 2px solid var(--color-accent);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-outline-glass:hover {
    color: var(--color-white);
    background: var(--color-accent);
    transform: translateY(-1px);
}


/* --- Feature List (used in service cards) --- */
.feature-list {
    list-style: none;
    padding: 0;
    margin: var(--space-lg) 0 0;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    color: var(--color-charcoal-soft);
    font-size: var(--font-size-sm);
    line-height: 1.4;
}

.feature-list i {
    color: var(--color-accent);
    font-size: 0.85em;
    width: 1.25em;
    text-align: center;
}


/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
}

.badge-accent {
    background: linear-gradient(135deg, var(--color-accent), var(--color-rose));
    color: var(--color-white);
    box-shadow: 0 4px 12px rgba(196, 154, 124, 0.3);
}


/* --- Special Glass Card Variants --- */
.glass-card--highlight {
    border-color: var(--color-rose);
    box-shadow: 0 8px 32px rgba(232, 196, 184, 0.15);
    background: linear-gradient(165deg, rgba(255, 255, 255, 0.65) 0%, rgba(255, 255, 255, 0.45) 100%);
}

.glass-card--highlight::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px; /* Border width */
    background: linear-gradient(135deg, var(--color-rose), transparent, var(--color-accent));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0.5;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.glass-card--highlight:hover::before {
    opacity: 1;
    animation: border-pulse 2s infinite;
}

@keyframes border-pulse {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.3); }
}

.glass-card--highlight:hover {
    box-shadow: 0 16px 48px rgba(232, 196, 184, 0.25);
}


/* --- Details Toggle & Collapsible --- */
.details-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-md) 0;
    margin-top: var(--space-md);
    background: none;
    border: none;
    border-top: 1px solid var(--glass-border);
    color: var(--color-charcoal-soft);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.details-toggle:hover {
    color: var(--color-accent);
}

.details-toggle i {
    transition: transform var(--transition-base);
}

.details-toggle.active i {
    transform: rotate(180deg);
}

.collapsible-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0, 1, 0, 1);
}

.collapsible-content.active {
    max-height: 1000px; /* High enough to fit content */
    transition: max-height 0.4s cubic-bezier(1, 0, 1, 0);
}


/* --- Card Images --- */
.glass-card__image-wrapper {
    position: relative;
    margin: calc(var(--space-xl) * -1) calc(var(--space-xl) * -1) var(--space-lg);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    overflow: hidden;
    aspect-ratio: 16 / 9;
}

.glass-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.glass-card:hover .glass-card__image {
    transform: scale(1.05);
}


/* --- Grid & Layout Helpers --- */
.premium-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

@media (max-width: 992px) {
    .premium-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
}


/* --- Homepage Signature Gallery --- */
.signature-gallery {
    position: relative;
}

.signature-gallery__shell {
    position: relative;
    overflow: hidden;
    padding: clamp(var(--space-xl), 4vw, var(--space-3xl));
    border-radius: calc(var(--radius-lg) + 8px);
}

.signature-gallery__glow {
    position: absolute;
    width: 20rem;
    height: 20rem;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.22;
    pointer-events: none;
}

.signature-gallery__glow--left {
    top: -8rem;
    left: -7rem;
    background: var(--color-rose-soft);
}

.signature-gallery__glow--right {
    right: -7rem;
    bottom: -9rem;
    background: rgba(196, 154, 124, 0.45);
}

.signature-gallery__layout {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(var(--space-xl), 4vw, var(--space-3xl));
    align-items: center;
}

.signature-gallery__intro {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.signature-gallery__stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-md);
    width: 100%;
    margin-bottom: var(--space-xl);
}

.signature-gallery__stat {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
}

.signature-gallery__stat strong {
    display: block;
    margin-bottom: 0.2rem;
    color: var(--color-charcoal);
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
}

.signature-gallery__stat span {
    color: var(--color-charcoal-soft);
    font-size: var(--font-size-sm);
}

.signature-gallery__cta {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.signature-gallery__mosaic {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: clamp(0.8rem, 1.8vw, 1.25rem);
}

.signature-gallery__item {
    position: relative;
    overflow: hidden;
    min-height: 12rem;
    border-radius: calc(var(--radius-lg) + 2px);
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.45);
    box-shadow: 0 20px 50px rgba(73, 55, 45, 0.14);
    isolation: isolate;
}

.signature-gallery__item::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.18), transparent 45%, rgba(196, 154, 124, 0.22));
    z-index: 1;
    pointer-events: none;
}

.signature-gallery__item::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 25%, rgba(43, 33, 28, 0.1) 60%, rgba(43, 33, 28, 0.72) 100%);
    z-index: 1;
    pointer-events: none;
}

.signature-gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transform: scale(1.01);
    transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1), filter 0.7s ease;
}

.signature-gallery__item figcaption {
    position: absolute;
    left: var(--space-lg);
    right: var(--space-lg);
    bottom: var(--space-lg);
    z-index: 2;
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: clamp(1rem, 1.6vw, 1.35rem);
    letter-spacing: 0.04em;
    text-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
    transition: transform 0.5s ease, opacity 0.5s ease;
}

.signature-gallery__item:hover {
    transform: translateY(-14px) scale(1.025);
    box-shadow: 0 36px 72px rgba(73, 55, 45, 0.26), 0 0 0 1px rgba(196, 154, 124, 0.35);
}

.signature-gallery__item:hover img {
    transform: scale(1.12);
    filter: saturate(1.12) contrast(1.05) brightness(1.03);
}

.signature-gallery__item:hover figcaption {
    transform: translateY(-2px);
}

.signature-gallery__item--feature {
    grid-column: span 5;
    grid-row: span 2;
    aspect-ratio: 4 / 5;
}

.signature-gallery__item--portrait {
    grid-column: span 3;
    aspect-ratio: 3 / 4;
}

.signature-gallery__item--square {
    grid-column: span 4;
    aspect-ratio: 1 / 1;
}

.signature-gallery__item--wide {
    grid-column: span 7;
    aspect-ratio: 16 / 10;
}

.signature-gallery__item--tall {
    grid-column: span 5;
    aspect-ratio: 3 / 4;
}

@keyframes signature-gallery-float {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

@media (max-width: 1100px) {
    .signature-gallery__layout {
        grid-template-columns: 1fr;
    }

    .signature-gallery__intro {
        text-align: center;
        align-items: center;
    }

    .signature-gallery__intro .section-heading__title,
    .signature-gallery__intro .section-heading__subtitle {
        text-align: center !important;
    }
}

@media (max-width: 768px) {
    .signature-gallery__shell {
        padding: var(--space-lg);
    }

    .signature-gallery__stats {
        grid-template-columns: 1fr;
    }

    .signature-gallery__mosaic {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .signature-gallery__item,
    .signature-gallery__item--feature,
    .signature-gallery__item--portrait,
    .signature-gallery__item--square,
    .signature-gallery__item--wide,
    .signature-gallery__item--tall {
        grid-column: span 1;
        grid-row: auto;
        aspect-ratio: 4 / 5;
    }
}

@media (max-width: 520px) {
    .signature-gallery__cta {
        width: 100%;
    }

    .signature-gallery__cta .btn-primary-glass,
    .signature-gallery__cta .btn-outline-glass {
        width: 100%;
        text-align: center;
    }

    .signature-gallery__mosaic {
        grid-template-columns: 1fr;
    }

    .signature-gallery__item,
    .signature-gallery__item--feature,
    .signature-gallery__item--portrait,
    .signature-gallery__item--square,
    .signature-gallery__item--wide,
    .signature-gallery__item--tall {
        aspect-ratio: 16 / 11;
    }
}

@media (prefers-reduced-motion: reduce) {
    .signature-gallery__item {
        animation: none;
    }

    .signature-gallery__item,
    .signature-gallery__item img,
    .signature-gallery__item figcaption {
        transition: none;
    }
}


/* --- Public Portfolio Gallery --- */
.showcase-gallery {
    margin-bottom: var(--space-3xl);
}

.showcase-gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: clamp(var(--space-md), 2vw, var(--space-xl));
}

.showcase-gallery__item {
    position: relative;
    overflow: hidden;
    margin: 0;
    border-radius: calc(var(--radius-lg) + 2px);
    background: rgba(255, 255, 255, 0.48);
    border: 1px solid rgba(255, 255, 255, 0.55);
    box-shadow: 0 18px 40px rgba(73, 55, 45, 0.12);
    isolation: isolate;
}

.showcase-gallery__item::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(140deg, rgba(255, 255, 255, 0.14), transparent 40%, rgba(196, 154, 124, 0.18));
    z-index: 1;
    pointer-events: none;
}

.showcase-gallery__item img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    aspect-ratio: 4 / 5;
    transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1), filter 0.6s ease;
}

.showcase-gallery__item:nth-child(3n) img {
    aspect-ratio: 1 / 1;
}

.showcase-gallery__item:nth-child(4n) img {
    aspect-ratio: 16 / 11;
}

.showcase-gallery__item:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 56px rgba(73, 55, 45, 0.18);
}

.showcase-gallery__item:hover img {
    transform: scale(1.05);
    filter: saturate(1.05) contrast(1.03);
}

.showcase-gallery__empty {
    display: grid;
    place-items: center;
    gap: var(--space-sm);
    text-align: center;
    padding: clamp(var(--space-xl), 4vw, var(--space-3xl));
    border-radius: calc(var(--radius-lg) + 4px);
}

.showcase-gallery__empty i {
    font-size: 2.25rem;
    color: var(--color-accent);
}

.showcase-gallery__empty h3 {
    margin: 0;
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
}

.showcase-gallery__empty p {
    margin: 0 0 var(--space-md);
    color: var(--color-charcoal-soft);
}

@media (max-width: 640px) {
    .showcase-gallery__grid {
        grid-template-columns: 1fr;
    }

    .showcase-gallery__item img,
    .showcase-gallery__item:nth-child(3n) img,
    .showcase-gallery__item:nth-child(4n) img {
        aspect-ratio: 16 / 11;
    }
}


/* --- Portfolio Picture Wall --- */
.portfolio-wall {
    margin-bottom: var(--space-3xl);
}

.portfolio-wall__header {
    margin-bottom: var(--space-xl);
}

.portfolio-wall__frame {
    position: relative;
    overflow: hidden;
    padding: clamp(var(--space-lg), 3vw, var(--space-2xl));
    border-radius: calc(var(--radius-lg) + 8px);
}

.portfolio-wall__frame--clear {
    background: transparent;
    border: none;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.portfolio-wall__frame::before,
.portfolio-wall__frame::after {
    content: "";
    position: absolute;
    width: 18rem;
    height: 18rem;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.18;
    pointer-events: none;
}

.portfolio-wall__frame::before {
    top: -7rem;
    left: -6rem;
    background: var(--color-rose-soft);
}

.portfolio-wall__frame::after {
    right: -5rem;
    bottom: -7rem;
    background: rgba(196, 154, 124, 0.42);
}

.portfolio-wall__columns {
    column-count: 4;
    column-gap: clamp(var(--space-md), 2vw, var(--space-lg));
}

.portfolio-wall__card {
    position: relative;
    display: inline-block;
    width: 100%;
    margin: 0 0 clamp(var(--space-md), 2vw, var(--space-lg));
    break-inside: avoid;
    overflow: hidden;
    border-radius: calc(var(--radius-lg) + 2px);
    border: 1px solid rgba(255, 255, 255, 0.58);
    background: rgba(255, 255, 255, 0.46);
    box-shadow: 0 22px 48px rgba(73, 55, 45, 0.14);
    transform-origin: center;
    opacity: 0;
    filter: blur(14px);
    transform: translate3d(0, 52px, 0) scale(0.92) rotate(-0.8deg);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.9s cubic-bezier(0.22, 1, 0.36, 1),
                filter 0.8s ease,
                box-shadow 0.5s ease;
}

.portfolio-wall__card--reveal:nth-child(3n + 1) {
    transform: translate3d(-34px, 58px, 0) scale(0.9) rotate(-1.2deg);
}

.portfolio-wall__card--reveal:nth-child(3n + 2) {
    transform: translate3d(34px, 46px, 0) scale(0.94) rotate(1deg);
}

.portfolio-wall__card--reveal:nth-child(3n) {
    transform: translate3d(0, 72px, 0) scale(0.88) rotate(-0.4deg);
}

.portfolio-wall__card--reveal.revealed {
    opacity: 1;
    filter: blur(0);
    transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
}

.portfolio-wall__card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.18), transparent 42%, rgba(196, 154, 124, 0.16));
    z-index: 1;
    pointer-events: none;
}

.portfolio-wall__card img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1), filter 0.7s ease;
}

.portfolio-wall__card:nth-child(5n) img {
    aspect-ratio: 1 / 1;
}

.portfolio-wall__card:nth-child(4n) img {
    aspect-ratio: 16 / 11;
}

.portfolio-wall__card:hover {
    transform: translateY(-10px) rotate(0deg) scale(1.01);
    box-shadow: 0 28px 60px rgba(73, 55, 45, 0.2);
}

.portfolio-wall__card:hover img {
    transform: scale(1.06);
    filter: saturate(1.06) contrast(1.03);
}

.portfolio-wall__empty {
    margin: 0;
    text-align: center;
    color: var(--color-charcoal-soft);
    font-size: var(--font-size-lg);
}

@media (max-width: 1100px) {
    .portfolio-wall__columns {
        column-count: 3;
    }
}

@media (max-width: 768px) {
    .portfolio-wall__columns {
        column-count: 2;
    }

    .portfolio-wall__frame {
        padding: var(--space-md);
    }
}

@media (max-width: 520px) {
    .portfolio-wall__columns {
        column-count: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .portfolio-wall__card {
        opacity: 1;
        filter: none;
        transform: none;
    }

    .portfolio-wall__card,
    .portfolio-wall__card img {
        transition: none;
    }
}