/* ══════════════════════════════════════════════════════════════
   Factory 2026 – Presentation / Slide Styles
   ══════════════════════════════════════════════════════════════ */

/* ── PRESENTATION LAYOUT ────────────────────────────────────── */
.presentation {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.slide-container {
    flex: 1;
    position: relative;
    overflow: hidden;
}

/* ── INDIVIDUAL SLIDE ───────────────────────────────────────── */
.slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5rem var(--space-md) var(--space-lg);
    opacity: 0;
    transform: translateX(60px);
    pointer-events: none;
    transition: opacity .5s var(--ease), transform .5s var(--ease);
}

.slide.active {
    position: relative;
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

.slide.exit-left {
    transform: translateX(-60px);
}

.slide-inner {
    max-width: 1000px;
    width: 100%;
}

.slide-center {
    text-align: center;
}

/* ── SLIDE TYPOGRAPHY ───────────────────────────────────────── */
.slide-tag {
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .25em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: var(--space-sm);
}

.slide-hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-sm);
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.slide h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.slide-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 560px;
    margin: 0 auto var(--space-md);
    line-height: 1.7;
}

.slide-body {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: var(--space-sm);
}

.slide-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    justify-content: center;
    font-size: .8rem;
    color: var(--text-dim);
}

.meta-sep { color: var(--gold); }

.slide-note {
    font-size: .8rem;
    color: var(--text-dim);
    font-style: italic;
    margin-top: var(--space-md);
    text-align: center;
}

/* ── SLIDE LISTS ────────────────────────────────────────────── */
.slide-list {
    list-style: none;
    padding: 0;
    margin: var(--space-sm) 0;
}

.slide-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: .6rem;
    font-size: .95rem;
    color: var(--text-primary);
}

.slide-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: .55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
}

/* ── SLIDE GRIDS ────────────────────────────────────────────── */
.slide-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    align-items: start;
}

.slide-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

/* ── VISUAL PLACEHOLDER ────────────────────────────────────── */
.slide-visual-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    border: 1px dashed var(--dark-border);
    border-radius: var(--radius);
    background: var(--dark-card);
}

.visual-label {
    font-size: .85rem;
    color: var(--text-dim);
    letter-spacing: .05em;
}

/* ── PILOT / PROJECT CARDS ──────────────────────────────────── */
.pilot-card {
    padding: var(--space-md);
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius);
    text-align: center;
    transition: all var(--speed) var(--ease);
}

.pilot-card:hover {
    border-color: rgba(201, 168, 76, .3);
    transform: translateY(-4px);
}

.pilot-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-xs);
}

.pilot-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.pilot-card p {
    font-size: .85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ── CRITERIA GRID ──────────────────────────────────────────── */
.criteria-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.criteria-item {
    padding: var(--space-md);
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius);
    text-align: center;
}

.criteria-score {
    font-size: 2rem;
    font-weight: 800;
    color: var(--gold);
    margin-bottom: var(--space-xs);
}

.criteria-item h4 {
    font-size: .95rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.criteria-item p {
    font-size: .8rem;
    color: var(--text-muted);
}

/* ── STATION GRID ───────────────────────────────────────────── */
.station-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.station {
    padding: var(--space-md);
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius);
    text-align: center;
    transition: all var(--speed) var(--ease);
}

.station:hover {
    border-color: rgba(201, 168, 76, .3);
}

.station-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--gold);
    font-size: 1rem;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: var(--space-sm);
}

.station h4 {
    font-size: .95rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.station p {
    font-size: .8rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ── SLIDE LOGOS ────────────────────────────────────────────── */
.slide-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.slide-logo {
    height: 36px;
    width: auto;
    opacity: .8;
}

.slide-logo-invert {
    filter: brightness(0) invert(1);
}

/* ── STAT CARDS ─────────────────────────────────────────────── */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin: var(--space-md) 0;
}

.stat-card {
    padding: var(--space-md);
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius);
    text-align: center;
    transition: all var(--speed) var(--ease);
}

.stat-card:hover {
    border-color: rgba(201, 168, 76, .3);
    transform: translateY(-3px);
}

.stat-number {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    margin-bottom: var(--space-xs);
}

.stat-card p {
    font-size: .85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ── GAP GRID ──────────────────────────────────────────────── */
.gap-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-sm);
    margin: var(--space-md) auto;
    max-width: 900px;
}

.gap-card {
    padding: var(--space-sm) var(--space-sm);
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-sm);
    text-align: center;
    transition: all var(--speed) var(--ease);
}

.gap-card:hover {
    border-color: rgba(201, 168, 76, .25);
    transform: translateY(-2px);
}

.gap-icon {
    font-size: 1.8rem;
    margin-bottom: var(--space-xs);
}

.gap-card h4 {
    font-size: .85rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--gold-light);
}

.gap-card p {
    font-size: .78rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ── TERRA FLOW DIAGRAM ────────────────────────────────────── */
.terra-flow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: var(--space-sm);
}

.flow-step {
    width: 100%;
    max-width: 280px;
    padding: var(--space-sm) var(--space-sm);
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-sm);
    text-align: center;
}

.flow-highlight {
    border-color: var(--gold);
    background: rgba(201, 168, 76, .06);
    box-shadow: 0 0 30px rgba(201, 168, 76, .08);
}

.flow-label {
    font-size: .95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.flow-highlight .flow-label {
    color: var(--gold-light);
}

.flow-sub {
    font-size: .75rem;
    color: var(--text-dim);
}

.flow-arrow {
    font-size: 1.4rem;
    color: var(--gold);
    padding: .3rem 0;
    line-height: 1;
}

/* ── SENTINEL ICON ─────────────────────────────────────────── */
.sentinel-icon {
    font-size: 1.2rem !important;
    font-weight: 800;
    width: 56px;
    height: 56px;
    line-height: 56px;
    border-radius: 50%;
    border: 2px solid var(--gold);
    color: var(--gold);
    display: inline-block;
    text-align: center;
    margin-bottom: var(--space-xs);
}

/* ── DETAILED PILOT CARDS ──────────────────────────────────── */
.pilot-detailed {
    text-align: left;
}

.pilot-flag {
    font-size: 2rem;
    margin-bottom: var(--space-xs);
}

.pilot-location {
    font-size: .75rem;
    color: var(--text-dim);
    font-style: italic;
    margin-bottom: var(--space-xs);
}

.pilot-tech {
    font-size: .7rem;
    font-weight: 500;
    letter-spacing: .08em;
    color: var(--gold);
    margin-top: var(--space-sm);
    padding-top: var(--space-xs);
    border-top: 1px solid var(--dark-border);
}

/* ── EO VISUAL DIAGRAM ─────────────────────────────────────── */
.eo-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: var(--space-md);
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius);
}

.eo-layer {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: .6rem var(--space-sm);
}

.eo-icon {
    font-size: 1.6rem;
}

.eo-layer span {
    font-size: .85rem;
    font-weight: 500;
    color: var(--text-muted);
}

.eo-beam {
    width: 2px;
    height: 28px;
    background: linear-gradient(to bottom, var(--gold), rgba(201, 168, 76, .2));
}

/* ── CLOSING LINKS ─────────────────────────────────────────── */
.closing-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.closing-link {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .6rem 1.2rem;
    border: 1px solid var(--dark-border);
    border-radius: 50px;
    font-size: .82rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: all var(--speed) var(--ease);
}

.closing-link:hover {
    border-color: var(--gold);
    color: var(--gold-light);
    background: rgba(201, 168, 76, .06);
}

.closing-icon {
    font-size: 1rem;
}

/* ── SLIDE VIDEO EMBED ─────────────────────────────────────── */
.slide-video {
    margin-top: var(--space-md);
    text-align: center;
}

.slide-video iframe {
    max-width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--dark-border);
    box-shadow: 0 8px 30px rgba(0, 0, 0, .4);
}

/* ── STATION VIDEO LINKS ───────────────────────────────────── */
.station-video-link {
    display: inline-block;
    margin-top: var(--space-xs);
    font-size: .75rem;
    font-weight: 600;
    color: var(--gold);
    letter-spacing: .04em;
    text-decoration: none;
    transition: all var(--speed) var(--ease);
}

.station-video-link:hover {
    color: var(--gold-light);
    text-decoration: underline;
}

/* ── SLIDE CONTROLS ─────────────────────────────────────────── */
.slide-controls {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: 1rem;
    background: rgba(12, 12, 14, .85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--dark-border);
    z-index: 50;
}

.slide-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--dark-border);
    border-radius: 50%;
    background: transparent;
    color: var(--text-primary);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--speed) var(--ease);
}

.slide-btn:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: rgba(201, 168, 76, .08);
}

.slide-btn:disabled {
    opacity: .3;
    cursor: not-allowed;
}

.slide-progress {
    font-size: .9rem;
    font-weight: 600;
    letter-spacing: .1em;
    color: var(--text-muted);
}

.slide-current { color: var(--gold); }
.slide-sep { color: var(--dark-border); margin: 0 2px; }

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 768px) {
    .slide { padding: 5rem var(--space-sm) var(--space-md); }

    .slide-grid-2,
    .slide-grid-3,
    .station-grid,
    .stat-grid {
        grid-template-columns: 1fr;
    }

    .gap-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .criteria-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .closing-links {
        flex-direction: column;
        align-items: center;
    }
}