/* ========================================
   Investor Relations — Stylesheet
   ======================================== */

/* ---- Hero ---- */

.ir-hero {
    padding: 160px 0 80px;
    background: var(--bg-darker);
    border-bottom: 1px solid var(--border);
}

.ir-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 20px;
}

.ir-hero h1 {
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    max-width: 800px;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    line-height: 1.15;
}

.ir-hero-sub {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 720px;
    line-height: 1.75;
}

/* ---- Sections ---- */

.ir-section {
    padding: 80px 0;
}

.ir-section-alt {
    background: var(--bg-darker);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.ir-h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    margin-bottom: 40px;
    letter-spacing: -0.01em;
}

/* ---- KPI Grid ---- */

.ir-kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.ir-kpi {
    text-align: center;
    padding: 32px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: all var(--transition);
}

.ir-kpi:hover {
    border-color: rgba(0, 212, 255, 0.25);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.ir-kpi-num {
    font-size: 2.4rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.ir-kpi-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: #fff;
}

.ir-kpi-detail {
    font-size: 0.78rem;
    color: var(--text-dim);
}

/* ---- Thesis Grid ---- */

.ir-thesis-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.ir-thesis-card {
    padding: 36px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.ir-thesis-card:hover {
    border-color: rgba(0, 212, 255, 0.2);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.ir-thesis-num {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 16px;
}

.ir-thesis-card h3 {
    font-size: 1.15rem;
    margin-bottom: 12px;
}

.ir-thesis-card p {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.75;
}

/* ---- Market Grid ---- */

.ir-market-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.ir-market-card {
    padding: 36px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.ir-market-card:hover {
    border-color: rgba(0, 212, 255, 0.2);
    transform: translateY(-4px);
}

.ir-market-card h3 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.ir-market-size {
    font-size: 1.6rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
    line-height: 1.2;
}

.ir-market-card p:last-child {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ---- Differentiation Grid ---- */

.ir-diff-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.ir-diff-item {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.ir-diff-item:hover {
    border-color: rgba(0, 212, 255, 0.2);
}

.ir-diff-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    gap: 12px;
}

.ir-diff-header h3 {
    font-size: 1rem;
}

.ir-diff-badge {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 3px 10px;
    border-radius: 50px;
    background: rgba(0, 212, 255, 0.1);
    color: var(--primary);
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}

.ir-diff-item p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.7;
}

/* ---- Business Model ---- */

.ir-biz-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.ir-biz-card {
    padding: 36px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-align: center;
    transition: all var(--transition);
}

.ir-biz-card:hover {
    border-color: rgba(0, 212, 255, 0.2);
    transform: translateY(-4px);
}

.ir-biz-icon {
    width: 48px;
    height: 48px;
    color: var(--primary);
    margin: 0 auto 20px;
}

.ir-biz-icon svg {
    width: 100%;
    height: 100%;
}

.ir-biz-card h3 {
    font-size: 1.05rem;
    margin-bottom: 12px;
}

.ir-biz-card p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.7;
    text-align: left;
}

/* ---- Tables ---- */

.ir-portfolio-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.ir-portfolio-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.ir-portfolio-table thead {
    background: rgba(0, 212, 255, 0.05);
}

.ir-portfolio-table th {
    text-align: left;
    padding: 14px 20px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.ir-portfolio-table td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
    vertical-align: top;
}

.ir-portfolio-table tr:last-child td {
    border-bottom: none;
}

.ir-portfolio-table tbody tr {
    transition: background var(--transition);
}

.ir-portfolio-table tbody tr:hover {
    background: rgba(0, 212, 255, 0.02);
}

.ir-portfolio-table td strong {
    color: #fff;
}

/* Competitive table colors */
.ir-yes { color: #00d4ff; font-weight: 500; }
.ir-no { color: var(--text-dim); }
.ir-partial { color: #8891a8; }

/* ---- Contact ---- */

.ir-contact-inner {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.ir-contact-inner > p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 36px;
    line-height: 1.7;
}

.ir-contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    text-align: left;
}

.ir-contact-item h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 8px;
}

.ir-contact-item p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.ir-contact-item a {
    color: var(--text-muted);
}

.ir-contact-item a:hover {
    color: var(--primary);
}

/* ---- Board of Directors ---- */

.ir-board-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.ir-board-member {
    padding: 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-align: center;
    transition: all var(--transition);
}

.ir-board-member:hover {
    border-color: rgba(0, 212, 255, 0.2);
    transform: translateY(-4px);
}

.ir-board-member h3 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.ir-leader-title {
    display: block;
    font-size: 0.82rem;
    color: var(--primary);
    font-weight: 500;
}

/* ---- Market Source ---- */

.ir-source {
    font-size: 0.78rem;
    color: var(--text-dim);
    font-style: italic;
}

/* ---- Footer ---- */

.ir-footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
    padding: 32px 0;
}

.ir-footer-inner {
    text-align: center;
}

.ir-footer-inner p {
    color: var(--text-dim);
    font-size: 0.82rem;
}

.ir-disclaimer {
    margin-top: 12px;
    font-size: 0.72rem !important;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
    opacity: 0.7;
}

/* ---- Responsive ---- */

@media (max-width: 1024px) {
    .ir-kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .ir-biz-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .ir-hero { padding: 120px 0 60px; }
    .ir-hero h1 { font-size: 1.8rem; }
    .ir-section { padding: 60px 0; }

    .ir-kpi-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .ir-thesis-grid { grid-template-columns: 1fr; }
    .ir-market-grid { grid-template-columns: 1fr; }
    .ir-diff-grid { grid-template-columns: 1fr; }
    .ir-biz-grid { grid-template-columns: 1fr; }
    .ir-contact-grid { grid-template-columns: 1fr; text-align: center; }
    .ir-board-grid { grid-template-columns: repeat(2, 1fr); }

    .ir-thesis-card { padding: 24px; }
    .ir-market-card { padding: 24px; }
    .ir-diff-item { padding: 20px; }
    .ir-biz-card { padding: 24px; }

    .ir-portfolio-table th,
    .ir-portfolio-table td {
        padding: 10px 14px;
        font-size: 0.82rem;
    }
}

@media (max-width: 480px) {
    .ir-hero h1 { font-size: 1.5rem; }
    .ir-hero-sub { font-size: 0.95rem; }
    .ir-kpi-grid { grid-template-columns: 1fr; }
    .ir-board-grid { grid-template-columns: 1fr; }
    .ir-kpi { padding: 24px; }
    .ir-kpi-num { font-size: 2rem; }
}