/*
 * Race Car Registry — Ongoing research v1
 * Public research logs are always visible. There is no draft/private state.
 */

.research-page-hero {
    padding: 54px 0 38px;
    background:
        radial-gradient(circle at 82% 20%, rgba(226,8,18,.07), transparent 25%),
        linear-gradient(135deg, #090b0d, #13181c);
    border-bottom: 1px solid #303940;
}

.research-page-hero h1 {
    margin: 7px 0 0;
    font-size: clamp(2.3rem, 6vw, 4.9rem);
    line-height: .95;
    letter-spacing: -.05em;
}

.research-page-intro {
    max-width: 900px;
    margin: 20px 0 0;
    color: #b8c0c5;
    font-size: 1.04rem;
    line-height: 1.72;
}

.research-content {
    padding-top: 50px;
}

.research-notice {
    margin-bottom: 32px;
    padding: 15px 18px;
    background: #111519;
    border: 1px solid #303940;
    border-left: 3px solid #e20812;
    border-radius: 8px;
    color: #aeb7bc;
    font-size: .86rem;
    line-height: 1.6;
}

.research-section {
    margin-bottom: 54px;
}

.research-section-heading {
    display: flex;
    gap: 18px;
    align-items: end;
    justify-content: space-between;
    margin-bottom: 16px;
}

.research-section-heading h2 {
    margin: 3px 0 0;
}

.research-project-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 15px;
}

.research-project-card {
    display: block;
    min-width: 0;
    padding: 20px;
    background: #111519;
    border: 1px solid #303940;
    border-radius: 9px;
    color: inherit;
    text-decoration: none;
    transition: transform .15s ease, border-color .15s ease;
}

.research-project-card:hover {
    transform: translateY(-2px);
    border-color: #e20812;
}

.research-project-card h3 {
    margin: 8px 0 8px;
    color: #f0f2f3;
}

.research-project-meta,
.research-project-latest {
    color: #7f8a90;
    font-size: .78rem;
    line-height: 1.55;
}

.research-project-latest {
    margin-top: 13px;
    color: #aab2b7;
}

.research-status {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 3px 8px;
    border: 1px solid #39434a;
    border-radius: 999px;
    color: #b7c0c5;
    text-transform: uppercase;
    font-size: .62rem;
    font-weight: 900;
    letter-spacing: .08em;
}

.research-status-ongoing {
    border-color: rgba(226,8,18,.55);
    color: #ff858b;
}

.research-status-completed {
    color: #9aa5ab;
}

.research-log-head {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 20px;
    align-items: center;
    margin: 16px 0 0;
}

.research-model-link {
    color: #dfe4e6;
    font-weight: 800;
    text-decoration: none;
}

.research-model-link:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

.research-filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 20px 0 28px;
}

.research-filter-chip {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 5px 10px;
    background: #111519;
    border: 1px solid #303940;
    border-radius: 999px;
    color: #aeb6bb;
    font-size: .72rem;
    font-weight: 800;
    text-decoration: none;
}

.research-filter-chip:hover,
.research-filter-chip.is-active {
    border-color: #e20812;
    color: #fff;
}

.research-timeline {
    display: grid;
    gap: 0;
    margin: 0;
    padding: 0;
    list-style: none;
}

.research-timeline-item {
    position: relative;
    display: grid;
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
    padding: 19px 0;
    border-top: 1px solid #293137;
}

.research-timeline-item:first-child {
    border-top: 0;
}

.research-note-date {
    color: #778288;
    font-size: .74rem;
    font-weight: 800;
    white-space: nowrap;
}

.research-note-body {
    min-width: 0;
}

.research-note-text {
    color: #d5dade;
    font-size: 1.04rem;
    line-height: 1.72;
}

.research-note-text p {
    margin: 0;
}

.research-note-chassis {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}

.research-note-chassis a,
.research-note-chassis span {
    display: inline-flex;
    min-height: 25px;
    align-items: center;
    padding: 3px 8px;
    background: #0d1114;
    border: 1px solid #333d43;
    border-radius: 999px;
    color: #aeb7bc;
    font-size: .68rem;
    font-weight: 800;
    text-decoration: none;
}

.research-note-chassis a:hover {
    border-color: #e20812;
    color: #fff;
}

.research-timeline-item.is-system .research-note-text {
    color: #929da3;
    font-size: .88rem;
    font-style: italic;
}

.research-timeline-item.is-system .research-note-date::after {
    content: "SYSTEM";
    display: block;
    margin-top: 5px;
    color: #667178;
    font-size: .57rem;
    letter-spacing: .08em;
}

.research-empty {
    padding: 22px;
    background: #111519;
    border: 1px solid #303940;
    border-radius: 9px;
    color: #7e898f;
}

/* Model-family compact links */
.model-research-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.model-research-card {
    display: block;
    padding: 16px 18px;
    background: #111519;
    border: 1px solid #303940;
    border-radius: 8px;
    color: inherit;
    text-decoration: none;
}

.model-research-card:hover {
    border-color: #e20812;
}

.model-research-card strong {
    display: block;
    margin: 7px 0 5px;
    color: #e7ebed;
}

.model-research-card small {
    color: #778288;
}

/* Admin */
.research-admin-layout {
    display: grid;
    grid-template-columns: minmax(260px,.72fr) minmax(0,1.7fr);
    gap: 24px;
    align-items: start;
}

.research-admin-panel {
    padding: 18px;
    background: #111519;
    border: 1px solid #303940;
    border-radius: 9px;
}

.research-admin-list {
    display: grid;
    gap: 8px;
}

.research-admin-list a {
    display: block;
    padding: 11px 12px;
    background: #0d1114;
    border: 1px solid #2e373d;
    border-radius: 7px;
    color: #cdd3d6;
    text-decoration: none;
}

.research-admin-list a:hover,
.research-admin-list a.is-active {
    border-color: #e20812;
}

.research-admin-form {
    display: grid;
    gap: 11px;
}

.research-admin-form label {
    display: grid;
    gap: 5px;
    color: #aeb6bb;
    font-size: .76rem;
    font-weight: 800;
}

.research-admin-form input,
.research-admin-form select,
.research-admin-form textarea {
    width: 100%;
    min-width: 0;
}

.research-admin-chassis-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0,1fr));
    gap: 7px;
    margin-top: 6px;
}

.research-admin-chassis-option {
    display: flex !important;
    grid-template-columns: none !important;
    flex-direction: row;
    gap: 8px !important;
    align-items: center;
    min-height: 34px;
    padding: 7px 9px;
    background: #0c1013;
    border: 1px solid #2d363c;
    border-radius: 6px;
    color: #c4cbcf !important;
    font-size: .72rem !important;
}

.research-admin-chassis-option input {
    width: auto;
    margin: 0;
}

.research-admin-note {
    padding: 16px 0;
    border-top: 1px solid #293137;
}

.research-admin-note:first-child {
    border-top: 0;
}

.research-admin-note-meta {
    margin-bottom: 9px;
    color: #778288;
    font-size: .7rem;
}

.research-system-note {
    padding: 13px 15px;
    background: #0c1013;
    border: 1px solid #2c353b;
    border-radius: 7px;
    color: #8f999f;
    font-size: .83rem;
    font-style: italic;
    line-height: 1.55;
}

/*
 * Existing mission-nav.css was written for 5 public links.
 * With Ongoing research inserted as link 4, preserve the existing mobile
 * intention: Home + Mission statement + Registry remain visible.
 */
@media (max-width: 760px) {
    .main-nav > a:nth-child(3) {
        display: inline;
    }

    .main-nav > a:nth-child(4),
    .main-nav > a:nth-child(5),
    .main-nav > a:nth-child(6) {
        display: none;
    }

    .research-project-grid,
    .model-research-grid,
    .research-admin-layout,
    .research-admin-chassis-grid {
        grid-template-columns: 1fr;
    }

    .research-timeline-item {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .research-note-date {
        white-space: normal;
    }
}


/* =========================================================
   Research photographs
   ========================================================= */

.research-note-photo-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}

.research-note-photo {
    width: min(300px, 100%);
    margin: 0;
    overflow: hidden;
    background: #0d1114;
    border: 1px solid #303940;
    border-radius: 8px;
}

.research-note-photo a {
    display: block;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #090b0d;
}

.research-note-photo img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.research-note-photo figcaption {
    padding: 9px 11px 10px;
    color: #929da3;
    font-size: .72rem;
    line-height: 1.5;
}

.research-photo-admin-block {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid #293137;
}

.research-photo-admin-heading {
    display: flex;
    align-items: start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 11px;
}

.research-photo-admin-heading strong {
    display: block;
    color: #dce1e4;
}

.research-photo-admin-heading small {
    display: block;
    margin-top: 3px;
    color: #778288;
    font-size: .68rem;
}

.research-photo-admin-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 14px;
}

.research-photo-admin-card {
    overflow: hidden;
    background: #0c1013;
    border: 1px solid #2e373d;
    border-radius: 8px;
}

.research-photo-admin-preview {
    display: block;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #080a0c;
}

.research-photo-admin-preview img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.research-photo-admin-body {
    padding: 11px;
}

.research-photo-admin-topline {
    display: flex;
    flex-wrap: wrap;
    gap: 9px 12px;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.research-photo-visibility-badge {
    display: inline-flex;
    min-height: 22px;
    align-items: center;
    padding: 2px 7px;
    border: 1px solid #39434a;
    border-radius: 999px;
    font-size: .58rem;
    font-weight: 900;
    letter-spacing: .08em;
}

.research-photo-visibility-badge.is-public {
    color: #cbd4d8;
}

.research-photo-visibility-badge.is-hidden {
    border-color: rgba(226,8,18,.5);
    color: #ff858b;
}

.research-photo-toggle-form {
    margin: 0;
}

.research-photo-switch {
    display: inline-flex !important;
    grid-template-columns: none !important;
    flex-direction: row;
    gap: 8px !important;
    align-items: center;
    cursor: pointer;
    color: #b7c0c5 !important;
    font-size: .69rem !important;
}

.research-photo-switch input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.research-photo-switch-track {
    position: relative;
    width: 38px;
    height: 20px;
    flex: 0 0 38px;
    background: #252d32;
    border: 1px solid #465159;
    border-radius: 999px;
    transition: background .15s ease, border-color .15s ease;
}

.research-photo-switch-track::after {
    content: "";
    position: absolute;
    top: 3px;
    left: 3px;
    width: 12px;
    height: 12px;
    background: #8d989e;
    border-radius: 50%;
    transition: transform .15s ease, background .15s ease;
}

.research-photo-switch input:checked + .research-photo-switch-track {
    border-color: #69757c;
    background: #343e44;
}

.research-photo-switch input:checked + .research-photo-switch-track::after {
    transform: translateX(18px);
    background: #eef1f2;
}

.research-photo-caption-form {
    display: grid;
    gap: 7px;
}

.research-photo-caption-form label,
.research-photo-upload-form label {
    display: grid;
    gap: 5px;
    color: #9da7ac;
    font-size: .69rem;
    font-weight: 800;
}

.research-photo-caption-form input,
.research-photo-upload-form input[type="text"],
.research-photo-upload-form input[type="file"] {
    width: 100%;
    min-width: 0;
}

.research-photo-remove {
    border: 0;
    padding: 0;
    background: transparent;
    color: #9b7275;
    text-decoration: underline;
    cursor: pointer;
    font: inherit;
    font-size: .68rem;
}

.research-photo-upload-form {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) minmax(220px, 1fr);
    gap: 10px 12px;
    padding: 13px;
    background: #0c1013;
    border: 1px dashed #344047;
    border-radius: 7px;
}

.research-photo-upload-visibility {
    display: flex !important;
    grid-template-columns: none !important;
    flex-direction: row;
    align-items: center;
    gap: 8px !important;
}

.research-photo-upload-visibility input {
    width: auto !important;
    margin: 0;
}

.research-photo-upload-hint {
    color: #6f7a80;
    font-size: .67rem;
    line-height: 1.5;
}

@media (max-width: 760px) {
    .research-photo-admin-grid,
    .research-photo-upload-form {
        grid-template-columns: 1fr;
    }

    .research-note-photo {
        width: 100%;
    }
}