/* ==========================================================================
   Açık kaynak yapay zekâ (/acik-kaynak): hub, kategori ve proje (kurulum) sayfası
   Önek: .oss-  |  Renkler yalnız 00-settings.css token'larından gelir.
   Ortak bileşenler: page_header (variant opensource), .yz-terminal, .yz-pill, .yz-tag,
   .yz-progress, .yz-forest, .yz-detail, .yz-side-card, partials/faq.
   ========================================================================== */

/* --- Başlık bandı --- */

.oss-header .page-header-component__meta,
.oss-hero .page-header-component__meta {
    margin-top: var(--space-2);
}

.oss-hero__logo {
    display: grid;
    place-items: center;
    width: 72px;
    height: 72px;
    overflow: hidden;
    background: var(--color-logo-plate);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-text-muted);
    font-size: 1.75rem;
}

.oss-hero__logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Logosu olmayan proje: adın baş harfi, terminal yüzeyinde limon (bölümün kimliği) */
.oss-monogram {
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    background: var(--color-terminal-bg);
    color: var(--color-terminal-prompt);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-weight: 750;
    line-height: 1;
}

.oss-hero__logo .oss-monogram {
    font-size: 2rem;
}

.oss-card__logo .oss-monogram {
    font-size: 1.25rem;
}

.oss-page {
    padding-top: 2rem;
    padding-bottom: 4rem;
}

.oss-section {
    margin-top: 2.5rem;
}

/* --- Donanım eşleştirici --- */

.oss-matcher {
    display: grid;
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 1.25rem 2.5rem;
    padding: 1.5rem;
    background-color: var(--color-surface);
    background-image: radial-gradient(var(--color-blueprint-dot) 1px, transparent 1.2px);
    background-size: 16px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.oss-matcher__intro .section-title {
    margin-bottom: 0.5rem;
}

.oss-matcher__text {
    margin: 0 0 0.625rem;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

.oss-matcher__hint {
    display: flex;
    gap: 0.375rem;
    margin: 0;
    color: var(--color-text-muted);
    font-size: 0.8125rem;
    line-height: 1.5;
}

.oss-matcher__form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-content: start;
    gap: 1rem 1.5rem;
}

.oss-field {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}

.oss-field[hidden] {
    display: none;
}

.oss-field__label {
    display: block;
    margin: 0 0 0.375rem;
    padding: 0;
    color: var(--color-text-muted);
    font-size: 0.72rem;
    font-weight: 750;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.oss-field__choices {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
}

.oss-matcher__result {
    display: flex;
    grid-column: 1 / -1;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem 1rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--color-border-strong);
}

.oss-matcher__summary {
    margin: 0;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.55;
}

.oss-matcher__summary strong {
    color: var(--color-text);
}

/* --- Liste --- */

.oss-list-head {
    margin-bottom: 1rem;
}

.oss-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1rem;
    margin-bottom: 1.25rem;
}

.oss-toolbar__pills {
    flex: 1 1 auto;
    min-width: 0;
}

.oss-toolbar__search {
    flex: 0 1 320px;
}

.oss-only-fit {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
}

.oss-only-fit[hidden] {
    display: none;
}

.oss-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

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

.oss-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    min-width: 0;
    padding: 1.125rem 1.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: border-color 180ms var(--ease-out), box-shadow 180ms var(--ease-out), transform 180ms var(--ease-out);
}

.oss-card:hover {
    border-color: var(--color-brand-line-strong);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-2px);
}

.oss-card:focus-within {
    outline: 2px solid var(--color-focus);
    outline-offset: 2px;
}

.oss-card[hidden] {
    display: none;
}

.oss-card--featured {
    border-color: var(--color-brand-border);
}

.oss-card.is-unfit {
    background: var(--color-surface-subtle);
}

.oss-card__head {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
}

.oss-card__logo {
    display: grid;
    flex: 0 0 44px;
    place-items: center;
    width: 44px;
    height: 44px;
    overflow: hidden;
    background: var(--color-logo-plate);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    font-size: 1.125rem;
}

.oss-card__logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.oss-card__identity {
    min-width: 0;
}

.oss-card__title {
    margin: 0;
    font-family: var(--font-family-body);
    font-size: 1.0625rem;
    font-weight: 750;
    line-height: 1.3;
}

.oss-card__link {
    color: var(--color-text);
    text-decoration: none;
}

.oss-card__link::after {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    content: '';
}

.oss-card__link:focus-visible {
    outline: none;
}

.oss-card:hover .oss-card__link {
    color: var(--color-brand-strong);
}

.oss-card__meta {
    display: block;
    margin-top: 2px;
    color: var(--color-text-muted);
    font-size: 0.78rem;
    line-height: 1.4;
}

.oss-license {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-weight: 650;
}

.oss-license--success {
    color: var(--color-success);
}

.oss-license--warning {
    color: var(--color-warning);
}

.oss-license--info {
    color: var(--color-info);
}

.oss-card__desc {
    display: -webkit-box;
    margin: 0;
    overflow: hidden;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.55;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
}

.oss-card__facts {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin: 0;
    padding: 0;
    color: var(--color-text-secondary);
    font-size: 0.8125rem;
    list-style: none;
}

.oss-card__facts li {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.oss-card__facts .bi {
    color: var(--color-text-muted);
}

.oss-card__platforms {
    gap: 0.5rem;
    font-size: 0.95rem;
}

.oss-card__foot {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.375rem 0.875rem;
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

.oss-card__stat {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.oss-status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--color-text-secondary);
    font-weight: 650;
}

.oss-status::before {
    width: 0.5rem;
    height: 0.5rem;
    background: var(--color-success);
    border-radius: 50%;
    content: '';
}

.oss-status--maintenance::before {
    background: var(--color-warning);
}

.oss-status--archived::before {
    background: var(--color-text-muted);
}

/* Donanım uyum etiketi: kartın en üstünde, eşleştirici seçimine göre */
.oss-fit {
    display: inline-flex;
    align-self: flex-start;
    align-items: center;
    gap: 0.35rem;
    order: -1;
    padding: 0.2rem 0.625rem;
    background: var(--color-surface-muted);
    border-radius: var(--radius-pill);
    color: var(--color-text-secondary);
    font-size: 0.72rem;
    font-weight: 750;
    line-height: 1.4;
}

.oss-fit[hidden] {
    display: none;
}

.oss-fit--great {
    background: var(--color-success-soft);
    color: var(--color-success);
}

.oss-fit--ok {
    background: var(--color-info-soft);
    color: var(--color-info);
}

.oss-fit--slow,
.oss-fit--beta {
    background: var(--color-warning-soft);
    color: var(--color-warning);
}

.oss-fit--low,
.oss-fit--no {
    background: var(--color-surface-muted);
    color: var(--color-text-muted);
}

/* --- Nereden başlamalı? (koyu yeşil vitrin paneli) --- */

.oss-start {
    display: grid;
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: center;
    gap: 2rem;
    margin-top: 3rem;
    padding: 2rem;
}

.oss-start__title {
    margin: 0.875rem 0 0.5rem;
    color: var(--color-on-dark);
    font-family: var(--font-family-heading);
    font-size: clamp(1.5rem, 2.4vw, 2rem);
    font-weight: 700;
    line-height: 1.2;
}

.oss-start__text {
    margin: 0;
    color: var(--color-on-dark-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.oss-paths {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
}

.oss-path {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem 1.125rem;
}

.oss-path__head {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.oss-path__icon {
    display: grid;
    flex: 0 0 32px;
    place-items: center;
    width: 32px;
    height: 32px;
    background: var(--color-forest-card);
    border: 1px solid var(--color-forest-card-border);
    border-radius: var(--radius-md);
    color: var(--color-on-dark-highlight);
    font-size: 1rem;
}

.oss-path__title {
    margin: 0;
    color: var(--color-on-dark);
    font-size: 0.9375rem;
    font-weight: 700;
    line-height: 1.35;
}

.oss-path__text {
    margin: 0;
    color: var(--color-on-dark-muted);
    font-size: 0.8125rem;
    line-height: 1.5;
}

.oss-path__list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin: 0.25rem 0 0;
    padding: 0;
    list-style: none;
}

.oss-path__list a {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 0.25rem 0.375rem 0.25rem 0.625rem;
    background: var(--color-forest-card);
    border: 1px solid var(--color-forest-card-border);
    border-radius: var(--radius-pill);
    color: var(--color-on-dark);
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1.4;
    text-decoration: none;
    transition: background-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
}

.oss-path__list a .bi {
    color: var(--color-on-dark-highlight);
}

.oss-path__list a:hover,
.oss-path__list a:focus-visible {
    background: var(--color-brand-action);
    color: var(--color-on-brand-action);
}

.oss-path__list a:hover .bi,
.oss-path__list a:focus-visible .bi {
    color: var(--color-on-brand-action);
}

/* --- Hakkında + SSS --- */

.oss-about {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 2.5rem;
    margin-top: 3rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--color-border);
}

.oss-about .oss-prose p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.75;
}

.oss-related {
    margin-top: 2.5rem;
}

.oss-related__title {
    margin: 0 0 0.75rem;
    color: var(--color-text-muted);
    font-family: var(--font-family-body);
    font-size: 0.75rem;
    font-weight: 750;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ==========================================================================
   Proje sayfası
   ========================================================================== */

.oss-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.375rem;
}

.oss-nav__label {
    flex: 0 0 auto;
    margin-right: 0.25rem;
    color: var(--color-text-muted);
    font-size: 0.72rem;
    font-weight: 750;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.oss-nav__link {
    flex: 0 0 auto;
    padding: 0.3rem 0.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    color: var(--color-text-secondary);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    transition: border-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
}

.oss-nav__link:hover,
.oss-nav__link:focus-visible {
    border-color: var(--color-brand-line-strong);
    color: var(--color-brand-strong);
}

.oss-notice {
    display: flex;
    gap: 0.75rem;
    padding: 1rem 1.125rem;
    background: var(--color-warning-soft);
    border: 1px solid var(--color-warning-border);
    border-radius: var(--radius-lg);
    color: var(--color-text);
    font-size: 0.875rem;
    line-height: 1.55;
}

.oss-notice > .bi {
    color: var(--color-warning);
    font-size: 1.125rem;
}

.oss-notice p {
    margin: 0.25rem 0 0;
    color: var(--color-text-secondary);
}

.oss-notice--archived {
    background: var(--color-surface-muted);
    border-color: var(--color-border-strong);
}

.oss-notice--archived > .bi {
    color: var(--color-text-muted);
}

.oss-block {
    scroll-margin-top: 96px;
}

.oss-block__title {
    margin: 0 0 0.875rem;
    color: var(--color-text);
    font-family: var(--font-family-body);
    font-size: 1.25rem;
    font-weight: 750;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.oss-block__lead {
    margin: -0.25rem 0 1rem;
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* Panelden gelen HTML gövdeler (açıklama, ilk çalıştırma, güncelleme, adım metni) */
.oss-prose {
    color: var(--color-text);
    font-size: var(--font-size-body);
    line-height: 1.75;
}

.oss-prose > :first-child {
    margin-top: 0;
}

.oss-prose > :last-child {
    margin-bottom: 0;
}

.oss-prose p,
.oss-prose ul,
.oss-prose ol {
    margin: 0 0 0.875rem;
}

.oss-prose ul,
.oss-prose ol {
    padding-left: 1.25rem;
}

.oss-prose li + li {
    margin-top: 0.25rem;
}

.oss-prose h3 {
    margin: 1.25rem 0 0.5rem;
    font-family: var(--font-family-body);
    font-size: 1.0625rem;
    font-weight: 750;
}

.oss-prose code {
    padding: 0.1rem 0.375rem;
    background: var(--color-surface-muted);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 0.85em;
    overflow-wrap: anywhere;
}

.oss-prose a:not(.autolink-term):not(.autolink-tool) {
    color: var(--color-brand-strong);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

.oss-facts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.625rem 1.25rem;
    margin: 1.25rem 0 0;
    padding: 1rem 0 0;
    border-top: 1px solid var(--color-border);
}

.oss-facts dt {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    font-weight: 700;
}

.oss-facts dd {
    margin: 2px 0 0;
    color: var(--color-text);
    font-size: 0.875rem;
    line-height: 1.5;
}

.oss-proscons {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.25rem;
}

.oss-proscons__col {
    padding: 1rem 1.125rem;
    background: var(--color-surface-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.oss-proscons__title {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin: 0 0 0.5rem;
    font-family: var(--font-family-body);
    font-size: 0.9375rem;
    font-weight: 750;
}

.oss-proscons__col--pro .oss-proscons__title .bi {
    color: var(--color-success);
}

.oss-proscons__col--con .oss-proscons__title .bi {
    color: var(--color-danger);
}

.oss-proscons ul {
    margin: 0;
    padding-left: 1.125rem;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* Donanım uyumu ve gereksinimler */
.oss-fit-banner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1rem;
    margin-bottom: 1rem;
    padding: 0.875rem 1rem;
    background: var(--color-surface);
    border: 1px dashed var(--color-border-strong);
    border-radius: var(--radius-md);
}

.oss-fit-banner > .bi {
    color: var(--color-text-muted);
    font-size: 1.25rem;
}

.oss-fit-banner p {
    flex: 1 1 260px;
    margin: 0;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.55;
}

.oss-fit-banner strong {
    color: var(--color-text);
}

.oss-fit-banner.is-great {
    background: var(--color-success-subtle);
    border: 1px solid var(--color-success-border);
}

.oss-fit-banner.is-great > .bi {
    color: var(--color-success);
}

.oss-fit-banner.is-ok {
    background: var(--color-info-soft);
    border: 1px solid var(--color-info-border);
}

.oss-fit-banner.is-ok > .bi {
    color: var(--color-info);
}

.oss-fit-banner.is-slow,
.oss-fit-banner.is-beta,
.oss-fit-banner.is-low,
.oss-fit-banner.is-no {
    background: var(--color-warning-soft);
    border: 1px solid var(--color-warning-border);
}

.oss-fit-banner.is-slow > .bi,
.oss-fit-banner.is-beta > .bi,
.oss-fit-banner.is-low > .bi,
.oss-fit-banner.is-no > .bi {
    color: var(--color-warning);
}

.oss-table-wrap {
    overflow-x: auto;
    overscroll-behavior-x: contain;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
}

.oss-hw {
    width: 100%;
    min-width: 520px;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.oss-hw th,
.oss-hw td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
    vertical-align: top;
}

.oss-hw thead th {
    background: var(--color-surface-subtle);
    color: var(--color-text-muted);
    font-size: 0.72rem;
    font-weight: 750;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.oss-hw tbody tr:last-child th,
.oss-hw tbody tr:last-child td {
    border-bottom: 0;
}

.oss-hw tbody th {
    color: var(--color-text);
    font-weight: 650;
}

.oss-hw td {
    white-space: nowrap;
}

.oss-hw__note {
    display: block;
    margin-top: 2px;
    color: var(--color-text-muted);
    font-size: 0.78rem;
    font-weight: 500;
}

.oss-req {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.875rem 0 0;
    padding: 0;
    list-style: none;
}

.oss-req li {
    display: inline-flex;
    align-items: flex-start;
    gap: 0.4rem;
    padding: 0.4rem 0.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    font-size: 0.8125rem;
    line-height: 1.45;
}

.oss-req .bi {
    margin-top: 1px;
    color: var(--color-text-muted);
}

.oss-req strong {
    color: var(--color-text);
}

.oss-testbox {
    margin-top: 1rem;
    padding: 1rem 1.125rem;
    background: var(--color-surface-subtle);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-brand);
    border-radius: var(--radius-md);
}

.oss-testbox__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--color-brand-strong);
    font-size: 0.75rem;
    font-weight: 750;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.oss-testbox__env {
    margin: 0.375rem 0 0;
    color: var(--color-text);
    font-size: 0.875rem;
    font-weight: 650;
}

.oss-testbox__notes {
    margin: 0.5rem 0 0;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.65;
}

/* Yan sütun: resmî kaynak ve künye */
.oss-source .btn-yz + .btn-yz {
    margin-top: 0.5rem;
}

.oss-source__path {
    display: flex;
    gap: 0.25rem;
    margin: 0.5rem 0 0.75rem;
    color: var(--color-text-muted);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.75rem;
    overflow-wrap: anywhere;
}

.oss-source .yz-side-card__text {
    margin-top: 0.75rem;
}

.oss-source__warning {
    display: flex;
    gap: 0.4rem;
    margin: 0.75rem 0 0;
    padding: 0.625rem 0.75rem;
    background: var(--color-warning-soft);
    border: 1px solid var(--color-warning-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: 0.8125rem;
    line-height: 1.5;
}

.oss-source__warning .bi {
    color: var(--color-warning);
}

.oss-kv {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin: 0;
}

.oss-kv > div {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    font-size: 0.8125rem;
}

.oss-kv dt {
    color: var(--color-text-muted);
    font-weight: 600;
}

.oss-kv dd {
    margin: 0;
    color: var(--color-text);
    font-weight: 650;
    text-align: right;
}

.oss-source__actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Kurulum: işletim sistemi sekmeleri, yöntemler ve adımlar */
.oss-tabs {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1.25rem;
    overflow-x: auto;
    border-bottom: 1px solid var(--color-border);
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
}

.oss-tab {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: -1px;
    padding: 0.625rem 1rem;
    background: transparent;
    border: 0;
    border-bottom: 2px solid transparent;
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    font-weight: 650;
    cursor: pointer;
    transition: color var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out);
}

.oss-tab:hover {
    color: var(--color-text);
}

.oss-tab[aria-selected='true'] {
    border-bottom-color: var(--color-brand);
    color: var(--color-text);
}

.oss-tab:focus-visible {
    border-radius: var(--radius-sm);
    outline: 2px solid var(--color-focus);
    outline-offset: -2px;
}

.oss-panel[hidden],
.oss-method[hidden] {
    display: none;
}

.oss-methods {
    margin-bottom: 1rem;
}

.oss-method + .oss-method {
    margin-top: 2rem;
}

.oss-method__head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem 1.5rem;
    margin-bottom: 0.875rem;
}

.oss-method__title {
    margin: 0;
    font-family: var(--font-family-body);
    font-size: 1.0625rem;
    font-weight: 750;
}

.oss-method__progress {
    flex: 0 1 260px;
}

.oss-method__req {
    display: flex;
    gap: 0.5rem;
    margin: 0 0 1rem;
    padding: 0.75rem 0.875rem;
    background: var(--color-surface-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.55;
}

.oss-method__req .bi {
    color: var(--color-brand-strong);
}

.oss-steps {
    position: relative;
    margin: 0;
    padding: 0;
    list-style: none;
}

.oss-step {
    position: relative;
    padding: 0 0 1.75rem 3rem;
    scroll-margin-top: 96px;
}

/* Adımları bağlayan dikey çizgi */
.oss-step::before {
    position: absolute;
    top: 2.25rem;
    bottom: 0.25rem;
    left: calc(1rem - 1px);
    width: 2px;
    background: var(--color-border);
    content: '';
}

.oss-step:last-child {
    padding-bottom: 0;
}

.oss-step:last-child::before {
    display: none;
}

.oss-step__head {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-height: 2rem;
    margin-bottom: 0.625rem;
}

.oss-step__number {
    position: absolute;
    top: 0;
    left: 0;
    display: grid;
    place-items: center;
    width: 2rem;
    height: 2rem;
    background: var(--color-surface);
    border: 2px solid var(--color-brand);
    border-radius: 50%;
    color: var(--color-brand-strong);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.8125rem;
    font-weight: 750;
    transition: background-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
}

.oss-step__title {
    flex: 1 1 auto;
    margin: 0;
    font-family: var(--font-family-body);
    font-size: 1rem;
    font-weight: 750;
    line-height: 1.35;
}

.oss-step__done {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 0.375rem;
    padding: 0.2rem 0.625rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    color: var(--color-text-secondary);
    font-size: 0.75rem;
    font-weight: 650;
    cursor: pointer;
    user-select: none;
}

.oss-step__done input {
    accent-color: var(--color-brand);
}

.oss-step.is-done .oss-step__number {
    background: var(--color-brand);
    color: var(--color-on-brand);
}

.oss-step.is-done .oss-step__done {
    background: var(--color-success-soft);
    border-color: var(--color-success-border);
    color: var(--color-success);
}

.oss-step__body > * + * {
    margin-top: 0.75rem;
}

.oss-step__figure {
    margin: 0;
}

.oss-step__figure img {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.oss-callout {
    display: flex;
    gap: 0.5rem;
    margin: 0;
    padding: 0.625rem 0.875rem;
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: 0.875rem;
    line-height: 1.55;
}

.oss-callout--tip {
    background: var(--color-info-soft);
    border: 1px solid var(--color-info-border);
}

.oss-callout--tip .bi {
    color: var(--color-info);
}

.oss-callout--warning {
    background: var(--color-warning-soft);
    border: 1px solid var(--color-warning-border);
}

.oss-callout--warning .bi {
    color: var(--color-warning);
}

/* İlk çalıştırma ekran görüntüleri */
.oss-shots {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.oss-shots--single {
    grid-template-columns: minmax(0, 1fr);
}

.oss-shot {
    margin: 0;
}

.oss-shot img {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.oss-shot figcaption {
    margin-top: 0.375rem;
    color: var(--color-text-muted);
    font-size: 0.8125rem;
    line-height: 1.5;
}

/* Sorun giderme: başlık, ekranda görünen hata metninin kendisi */
.oss-trouble {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.oss-trouble__item {
    padding: 1rem 1.125rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-danger);
    border-radius: var(--radius-md);
    scroll-margin-top: 96px;
}

.oss-trouble__error {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.5;
}

.oss-trouble__toggle {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    width: 100%;
    padding: 0;
    background: none;
    border: 0;
    color: inherit;
    font: inherit;
    text-align: left;
    cursor: pointer;
}

.oss-trouble__toggle .bi {
    flex: 0 0 auto;
    margin-top: 2px;
    color: var(--color-text-muted);
    transition: transform var(--duration-fast) var(--ease-out);
}

.oss-trouble__toggle[aria-expanded='true'] .bi {
    transform: rotate(180deg);
}

.oss-trouble__toggle:focus-visible {
    border-radius: var(--radius-sm);
    outline: 2px solid var(--color-focus);
    outline-offset: 4px;
}

.oss-trouble__body {
    margin-top: 0.625rem;
}

.oss-trouble__body[hidden] {
    display: none;
}

.oss-trouble__error code {
    color: var(--color-danger);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-weight: 650;
    overflow-wrap: anywhere;
}

.oss-trouble__cause,
.oss-trouble__fix {
    margin: 0 0 0.375rem;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

.oss-trouble__fix {
    color: var(--color-text);
}

.oss-trouble__item .yz-terminal {
    margin-top: 0.625rem;
}

/* Lisans */
.oss-license-block__head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.875rem;
}

.oss-license-block__spdx {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.875rem;
    font-weight: 700;
}

.oss-license-block__commercial {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
}

.oss-license-block__type {
    margin: 0.75rem 0 0;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

.oss-license-block__note {
    margin: 0.75rem 0 0;
    color: var(--color-text);
    font-size: var(--font-size-body);
    line-height: 1.75;
}

.oss-license-block__disclaimer {
    display: flex;
    gap: 0.4rem;
    margin: 0.875rem 0 0;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.8125rem;
    line-height: 1.5;
}

/* Alternatifler ve devam */
.oss-cloud {
    margin-top: 1rem;
}

.oss-cloud__title,
.oss-more__title {
    margin: 0 0 0.375rem;
    font-family: var(--font-family-body);
    font-size: 1rem;
    font-weight: 750;
}

.oss-cloud__text {
    margin: 0 0 0.875rem;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.55;
}

.oss-more {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.oss-more__list {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    margin: 0.5rem 0 0;
    padding: 0;
    list-style: none;
}

.oss-more__list a {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    color: var(--color-brand-strong);
    font-size: 0.875rem;
    font-weight: 650;
    text-decoration: none;
}

.oss-more__list a:hover,
.oss-more__list a:focus-visible {
    text-decoration: underline;
}

/* ==========================================================================
   Duyarlı düzen
   ========================================================================== */

@media (max-width: 1199.98px) {
    .oss-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 991.98px) {
    .oss-matcher,
    .oss-start,
    .oss-about {
        grid-template-columns: minmax(0, 1fr);
    }

    .oss-start {
        gap: 1.25rem;
        padding: 1.5rem;
    }

    .oss-about {
        gap: 1.5rem;
    }
}

@media (max-width: 767.98px) {
    .oss-page {
        padding-top: 1.5rem;
        padding-bottom: 3rem;
    }

    .oss-matcher {
        padding: 1.125rem 1rem;
    }

    .oss-toolbar__search {
        flex: 0 0 auto;
        width: 100%;
    }

    /* Telefonda "Bu sayfada" tek satırda yatay kayar */
    .oss-nav {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 4px;
        scrollbar-width: thin;
        scrollbar-color: var(--color-border) transparent;
    }

    .oss-paths,
    .oss-proscons,
    .oss-more,
    .oss-shots,
    .oss-facts {
        grid-template-columns: minmax(0, 1fr);
    }

    .oss-method__progress {
        flex: 0 0 auto;
        width: 100%;
    }

    .oss-step {
        padding-left: 2.625rem;
    }

    .oss-step__head {
        flex-wrap: wrap;
        gap: 0.375rem 0.75rem;
    }

    .oss-step__title {
        flex: 1 1 100%;
    }
}

@media (max-width: 575.98px) {
    .oss-matcher__form {
        grid-template-columns: minmax(0, 1fr);
    }

    /* Donanım tablosu telefonda satır başına bir kart olur */
    .oss-table-wrap {
        overflow: visible;
        background: transparent;
        border: 0;
    }

    .oss-hw {
        min-width: 0;
    }

    .oss-hw thead {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip-path: inset(50%);
        white-space: nowrap;
    }

    .oss-hw,
    .oss-hw tbody,
    .oss-hw tr,
    .oss-hw th,
    .oss-hw td {
        display: block;
    }

    .oss-hw tr {
        margin-bottom: 0.625rem;
        padding: 0.875rem 1rem;
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
    }

    .oss-hw th,
    .oss-hw td,
    .oss-hw tbody tr:last-child th,
    .oss-hw tbody tr:last-child td {
        padding: 0;
        border: 0;
    }

    .oss-hw tbody th {
        margin-bottom: 0.5rem;
    }

    .oss-hw td {
        display: inline-block;
        margin: 0 1rem 0 0;
        font-size: 0.8125rem;
        vertical-align: middle;
    }

    .oss-hw td[data-label]::before {
        color: var(--color-text-muted);
        font-weight: 600;
        content: attr(data-label) ': ';
    }

    .oss-field--select {
        flex: 0 0 auto;
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .oss-card,
    .oss-nav__link,
    .oss-tab,
    .oss-step__number,
    .oss-path__list a,
    .oss-trouble__toggle .bi {
        transition: none;
    }

    .oss-card:hover {
        transform: none;
    }
}

/* Panel kullanıcısının pasif proje önizlemesi */
.oss-preview {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.25rem;
    padding: 1rem 1.125rem;
    background: var(--color-info-soft);
    border: 1px solid var(--color-info-border);
    border-radius: var(--radius-lg);
    color: var(--color-text);
    font-size: 0.875rem;
    line-height: 1.55;
}

.oss-preview > .bi {
    color: var(--color-info);
    font-size: 1.125rem;
}

.oss-preview p {
    margin: 0.25rem 0 0.5rem;
    color: var(--color-text-secondary);
}

.oss-preview ul {
    margin: 0 0 0.75rem;
    padding-left: 1.125rem;
    color: var(--color-text-secondary);
}