/**
 * 3D Portal — warstwa prezentacji (design tokens + layout).
 * Zachowana ciemna skórka; kolory spójne z Bootstrap dark.
 */
:root {
    --portal-bg-from: #1a1a1a;
    --portal-bg-to: #2d2d2d;
    --portal-text: #e0e0e0;
    --portal-card-bg: #2b2b2b;
    --portal-card-border: #404040;
    --portal-primary-from: #0d6efd;
    --portal-primary-to: #0043a8;
    --portal-navbar-bg: rgba(0, 0, 0, 0.8);
    --portal-navbar-border: #333;
}

body {
    background: linear-gradient(135deg, var(--portal-bg-from) 0%, var(--portal-bg-to) 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: var(--portal-text);
}

.content-wrapper {
    flex: 1;
    margin-top: clamp(0.75rem, 2vw, 2rem);
    padding-left: max(0.75rem, env(safe-area-inset-left, 0px));
    padding-right: max(0.75rem, env(safe-area-inset-right, 0px));
    padding-bottom: max(0.75rem, env(safe-area-inset-bottom, 0px));
}

.navbar {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    background-color: var(--portal-navbar-bg) !important;
    border-bottom: 1px solid var(--portal-navbar-border);
    padding-top: max(0.25rem, env(safe-area-inset-top, 0px));
}

@media (max-width: 576px) {
    .navbar .btn-sm {
        min-height: 40px;
        touch-action: manipulation;
    }
}

.portal-hero-title {
    font-size: clamp(1.45rem, 5vw, 2.65rem);
    line-height: 1.2;
}

.portal-hero-lead {
    font-size: clamp(0.88rem, 2.8vw, 1.2rem);
}

.portal-gallery-heading {
    font-size: clamp(1rem, 3.2vw, 1.45rem);
}

.card {
    background-color: var(--portal-card-bg);
    border: 1px solid var(--portal-card-border);
}

.card-model {
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    text-decoration: none;
    color: inherit;
    overflow: hidden;
}

.card-model:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
    border-color: var(--portal-primary-from);
}

.model-thumb {
    height: 220px;
    object-fit: cover;
    background: #202020;
    width: 100%;
    transition: transform 0.45s ease;
}

.card-model:hover .model-thumb {
    transform: scale(1.04);
}

.badge-type {
    position: absolute;
    top: 10px;
    right: 10px;
    backdrop-filter: blur(5px);
    background-color: rgba(13, 110, 253, 0.85) !important;
}

.btn-primary {
    background: linear-gradient(45deg, var(--portal-primary-from), var(--portal-primary-to));
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(45deg, #0b5ed7, #003588);
    transform: translateY(-1px);
}

.portal-lang-flags {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.15rem 0.35rem;
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.portal-lang-flags a {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 0.35rem;
    text-decoration: none;
    font-size: 1.25rem;
    line-height: 1;
    opacity: 0.65;
    transition: opacity 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.portal-lang-code {
    display: none;
    font-size: 0.65rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.82);
    margin-top: 0.15rem;
    letter-spacing: 0.05em;
    line-height: 1;
}

.portal-lang-flags a:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.08);
}

.portal-lang-flags a.portal-lang-active {
    opacity: 1;
    background: rgba(13, 110, 253, 0.25);
    box-shadow: 0 0 0 1px rgba(13, 110, 253, 0.45);
}

.portal-lang-flag {
    display: block;
    width: 1.5rem;
    height: 1.05rem;
    border-radius: 2px;
    border: 1px solid rgba(0, 0, 0, 0.45);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
    flex-shrink: 0;
}

.portal-lang-flag--pl {
    background: linear-gradient(to bottom, #fff 0%, #fff 50%, #dc143c 50%, #dc143c 100%);
}

.portal-lang-flag--en {
    background-color: #fff;
    background-image:
        linear-gradient(90deg, transparent 0%, transparent 38%, #ce1124 38%, #ce1124 62%, transparent 62%),
        linear-gradient(0deg, transparent 0%, transparent 32%, #ce1124 32%, #ce1124 68%, transparent 68%);
}

.portal-lang-flag--uk {
    background: linear-gradient(to bottom, #0057b7 0%, #0057b7 50%, #ffd700 50%, #ffd700 100%);
}

@media (max-width: 991.98px) {
    .portal-lang-flags {
        padding: 0.45rem 0.65rem;
        gap: 0.4rem;
        justify-content: center;
    }

    .portal-lang-flags a {
        width: auto;
        height: auto;
        min-width: 48px;
        min-height: 52px;
        padding: 0.3rem 0.45rem;
    }

    .portal-lang-flag {
        width: 1.85rem;
        height: 1.2rem;
    }

    .portal-lang-code {
        display: block;
    }

    .portal-navbar-user {
        width: 100%;
        padding-bottom: 0.65rem;
        margin-bottom: 0.35rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

    /* Na mobile: język i logowanie nad listą linków */
    .portal-navbar-collapse {
        display: flex;
        flex-direction: column;
        align-items: stretch;
    }

    .portal-navbar-collapse > .portal-navbar-user {
        order: 1;
    }

    .portal-navbar-collapse > .portal-navbar-scroll {
        order: 2;
    }
}

.row.portal-gallery-grid {
    --bs-gutter-x: 1.5rem;
    --bs-gutter-y: 1.75rem;
}

@media (min-width: 768px) {
    .row.portal-gallery-grid {
        --bs-gutter-x: 2rem;
        --bs-gutter-y: 2.25rem;
    }
}

@media (min-width: 1200px) {
    .row.portal-gallery-grid {
        --bs-gutter-x: 2.35rem;
        --bs-gutter-y: 2.65rem;
    }
}

.portal-hero-inner {
    max-width: 100%;
    overflow-wrap: anywhere;
    word-wrap: break-word;
}

.portal-hero-lead-width {
    max-width: min(42rem, 100%);
}

.letter-spacing-wide {
    letter-spacing: 0.14em;
}

.portal-model-card {
    border-radius: 0.5rem;
    overflow: hidden;
}

.portal-model-card .portal-model-thumb-link:focus-visible {
    outline: 2px solid rgba(13, 202, 240, 0.85);
    outline-offset: 2px;
}

.portal-model-card-body {
    padding: 1rem 1.1rem 1rem;
}

.portal-model-card-title {
    font-size: 1.05rem;
    line-height: 1.35;
    font-weight: 600;
}

.portal-model-card-title a:hover {
    color: #9eeaf9 !important;
    text-decoration: underline !important;
}

.portal-model-meta-label {
    font-size: 0.65rem;
    letter-spacing: 0.06em;
    font-weight: 700;
}

.portal-model-stats {
    font-size: 0.8rem;
}

.portal-public-collection-card {
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.portal-public-collection-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1.25rem rgba(13, 110, 253, 0.18) !important;
    border-color: rgba(13, 110, 253, 0.45) !important;
}

.portal-collection-model-card {
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.portal-collection-model-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.35rem 1rem rgba(13, 110, 253, 0.15) !important;
    border-color: rgba(13, 110, 253, 0.4) !important;
}

.portal-collection-model-card .ratio img {
    object-position: center;
}

.portal-line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* —— Nowoczesne panele (dashboard, funkcje) —— */
.portal-page-hero {
    background: linear-gradient(135deg, rgba(13, 110, 253, 0.14) 0%, rgba(33, 37, 41, 0.92) 42%, rgba(0, 0, 0, 0.35) 100%);
    border: 1px solid rgba(255, 255, 255, 0.07);
    box-shadow: 0 0.5rem 1.75rem rgba(0, 0, 0, 0.28);
}

.portal-page-hero-icon {
    width: 3.5rem;
    height: 3.5rem;
    background: rgba(13, 110, 253, 0.2);
    color: #9ec5fe;
    font-size: 1.65rem;
}

.portal-btn-lift {
    transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.portal-btn-lift:hover {
    transform: translateY(-1px);
    box-shadow: 0 0.4rem 1rem rgba(25, 135, 84, 0.35);
}

.portal-empty-icon {
    font-size: 3rem;
    opacity: 0.45;
}

.portal-feature-card {
    background: rgba(33, 37, 41, 0.65);
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.portal-feature-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.45rem 1.25rem rgba(0, 0, 0, 0.35);
    border-color: rgba(13, 110, 253, 0.35) !important;
}

.portal-feature-icon {
    width: 2.75rem;
    height: 2.75rem;
    font-size: 1.25rem;
}

.portal-feature-icon--primary {
    background: rgba(13, 110, 253, 0.22);
    color: #9ec5fe;
}

.portal-feature-icon--info {
    background: rgba(13, 202, 240, 0.18);
    color: #9eeaf9;
}

.portal-feature-icon--success {
    background: rgba(25, 135, 84, 0.2);
    color: #75b798;
}

.portal-feature-icon--warning {
    background: rgba(255, 193, 7, 0.15);
    color: #ffda6a;
}

.portal-feature-icon--danger {
    background: rgba(220, 53, 69, 0.18);
    color: #f1aeb5;
}

.portal-feature-icon--secondary {
    background: rgba(173, 181, 189, 0.15);
    color: #ced4da;
}

.content-wrapper .card.shadow-sm {
    border-radius: 0.55rem;
}

/* Klawiatura: widoczny fokus bez zmiany wyglądu kliknięć myszą */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible,
.nav-link:focus-visible,
.page-link:focus-visible,
.navbar-toggler:focus-visible {
    outline: 2px solid var(--portal-primary-from);
    outline-offset: 2px;
}

/* Wąska nawigacja: przewijanie poziome + zawijanie długich etykiet (mobile) */
@media (max-width: 991.98px) {
    .navbar-nav.portal-navbar-scroll {
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        gap: 0.25rem;
        max-width: 100%;
        padding-bottom: 0.35rem;
        padding-top: 0.15rem;
    }

    .navbar-nav.portal-navbar-scroll .nav-link {
        white-space: normal;
        max-width: 10.5rem;
        line-height: 1.25;
        font-size: 0.9rem;
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }

    .navbar-nav.portal-navbar-scroll .nav-link.portal-nav-legal {
        max-width: 11.5rem;
        font-size: 0.82rem;
    }

    .navbar-collapse {
        max-height: min(85vh, 100%);
        overflow-y: auto;
    }

    .navbar-brand span {
        font-size: clamp(0.82rem, 3.5vw, 1rem);
        letter-spacing: 0.06em;
    }
}

.portal-instruction-text {
    line-height: 1.55;
}

/* Spójne nagłówki kart na ciemnym tle (zamiast bg-white) */
.portal-card-header-dark {
    background-color: rgba(33, 37, 41, 0.98) !important;
    color: var(--portal-text);
}

.portal-gallery-empty-error-text {
    max-width: 36rem;
}

/* Author bio — Markdown (Parsedown safe mode) */
.portal-bio-markdown {
    line-height: 1.55;
}

.portal-bio-markdown > :first-child {
    margin-top: 0;
}

.portal-bio-markdown > :last-child {
    margin-bottom: 0;
}

.portal-bio-markdown p {
    margin-bottom: 0.6rem;
}

.portal-bio-markdown h1,
.portal-bio-markdown h2,
.portal-bio-markdown h3 {
    font-size: 1rem;
    margin: 0.75rem 0 0.4rem;
    color: var(--portal-text);
}

.portal-bio-markdown ul,
.portal-bio-markdown ol {
    margin: 0.35rem 0 0.6rem;
    padding-left: 1.25rem;
}

.portal-bio-markdown li {
    margin-bottom: 0.2rem;
}

.portal-bio-markdown a {
    color: var(--bs-info);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.portal-bio-markdown a:hover {
    color: #6ecfff;
}

.portal-bio-markdown code {
    font-size: 0.9em;
    padding: 0.1em 0.35em;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.portal-bio-markdown pre {
    font-size: 0.82rem;
    padding: 0.5rem 0.65rem;
    margin: 0.5rem 0;
    border-radius: 6px;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--portal-card-border);
    overflow-x: auto;
}

.portal-bio-markdown pre code {
    padding: 0;
    border: 0;
    background: transparent;
}

.portal-bio-markdown blockquote {
    margin: 0.5rem 0;
    padding: 0.35rem 0 0.35rem 0.75rem;
    border-left: 3px solid rgba(13, 110, 253, 0.55);
    color: rgba(224, 224, 224, 0.92);
}

.portal-bio-markdown--compact h1,
.portal-bio-markdown--compact h2,
.portal-bio-markdown--compact h3 {
    font-size: 0.95rem;
    margin: 0.35rem 0 0.25rem;
}

.portal-bio-markdown--compact p {
    margin-bottom: 0.35rem;
}

.portal-bio-markdown--compact ul,
.portal-bio-markdown--compact ol {
    margin: 0.25rem 0 0.35rem;
}

/* Pasek narzędzi Three.js: przewijanie i większy obszar dotyku na wąskich ekranach */
@media (max-width: 767.98px) {
    .portal-three-toolbar {
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        max-width: 100%;
        padding-bottom: 4px;
        gap: 8px !important;
        scrollbar-width: thin;
    }

    .portal-three-toolbar .portal-tb-btn,
    .portal-three-toolbar .portal-tb-link {
        min-width: 44px;
        min-height: 44px;
        flex-shrink: 0;
    }

    .portal-three-toolbar .portal-tb-repair-strength {
        min-height: 44px;
        flex-shrink: 0;
    }
}