/* ============================================
    The All Knights (FRC Team 3944) — Brand Theme
   ============================================ */

:root {
    /* Brand Colors */
    --ak-navy: #0A1733;
    --ak-navy-light: #0F2046;
    --ak-blue: #2563EB;
    --ak-blue-light: #3B82F6;
    --ak-gold: #F5C518;
    --ak-gold-dark: #D4A812;
    --ak-gold-strong: #8A5A00;
    --ak-white: #FFFFFF;
    --ak-light: #F1F5F9;
    --ak-gray: #94A3B8;
    --ak-dark-text: #1E293B;
    --ak-muted-text: #64748B;
    /* Typography */
    --ak-font-family: 'Source Sans 3', 'Segoe UI', sans-serif;
    --ak-font-heading: 'Merriweather', Georgia, serif;
    /* Spacing */
    --ak-section-padding: 4rem 0;
    --ak-container-max: 1140px;
    /* Transitions */
    --ak-transition: 0.2s ease;
}

/* ---- Base ---- */
html, body {
    font-family: var(--ak-font-family);
    color: var(--ak-dark-text);
    background: var(--ak-white);
    margin: 0;
    padding: 0;
    line-height: 1.55;
    scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--ak-font-heading);
    font-weight: 700;
    color: var(--ak-navy);
    letter-spacing: 0;
}

a {
    color: var(--ak-blue);
    text-decoration: none;
    transition: color var(--ak-transition);
}

    a:hover {
        color: var(--ak-blue-light);
    }

.ak-skip-link {
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 2000;
    padding: 0.65rem 1rem;
    background: var(--ak-gold);
    color: var(--ak-navy);
    font-weight: 800;
    transform: translateY(-150%);
}

.ak-skip-link:focus {
    color: var(--ak-navy);
    transform: translateY(0);
}

#main-content {
    min-height: 60vh;
}

/* ---- Section Utilities ---- */
.section {
    padding: var(--ak-section-padding);
}

.section-light {
    background-color: var(--ak-light);
    padding: var(--ak-section-padding);
}

.section-navy {
    background-color: var(--ak-navy);
    color: var(--ak-white);
    padding: 3.5rem 0;
}

    .section-navy h1,
    .section-navy h2,
    .section-navy h3,
    .section-navy h4 {
        color: var(--ak-white);
    }

    .section-navy a:not(.btn) {
        color: var(--ak-gold);
    }

        .section-navy a:not(.btn):hover {
            color: var(--ak-gold-dark);
        }

/* ---- Card Styles ---- */
.ak-card {
    background: var(--ak-white);
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform var(--ak-transition), box-shadow var(--ak-transition);
    overflow: hidden;
}

    .ak-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }

/* ---- Gold Accent Underline for Headings ---- */
.ak-heading-accent {
    position: relative;
    display: block;
    text-align: center;
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

    .ak-heading-accent::after {
        content: '';
        display: block;
        margin: 0 auto;
        width: 60px;
        height: 3px;
        background-color: var(--ak-gold);
        margin-top: 0.5rem;
    }

/* ---- Team Number Accent ---- */
.ak-team-number {
    color: var(--ak-gold-strong);
    font-weight: 800;
}

.mud-appbar .ak-team-number,
.mud-drawer .ak-team-number {
    color: var(--ak-gold);
}

.ak-brand-title {
    font-family: var(--ak-font-heading);
}

/* ---- Footer ---- */
.ak-footer {
    background-color: var(--ak-navy);
    color: var(--ak-white);
    padding: 2.5rem 0 1rem;
    text-align: center;
}

.ak-footer-brand {
    width: 100%;
}

.ak-footer-tagline {
    margin-top: 0.2rem;
    margin-bottom: 0.2rem;
    color: rgba(255, 255, 255, 0.92);
    font-family: var(--ak-font-heading);
    font-size: clamp(0.9rem, 1.1vw, 1.02rem);
    font-weight: 700;
    letter-spacing: 0.03rem;
}

/* ---- OpportunitySignups Mockup ---- */
.opps-hero {
    background: linear-gradient(130deg, var(--ak-navy), #10285c 58%, #193e7e);
}

.opps-kicker {
    text-transform: uppercase;
    letter-spacing: 0.1rem;
    font-size: 0.78rem;
    margin-bottom: 0.8rem;
    color: rgba(255, 255, 255, 0.78);
}

.opps-main {
    background: radial-gradient(circle at top left, #f0f5ff 0%, #f8fbff 42%, #ffffff 100%);
}

.opps-opportunity-card {
    width: 100%;
    border: 1px solid #d9e3f5;
    background: #ffffff;
    border-radius: 0.75rem;
    padding: 1rem;
    margin-bottom: 0.85rem;
    text-align: left;
    box-shadow: 0 5px 14px rgba(9, 21, 50, 0.06);
    transition: border-color var(--ak-transition), box-shadow var(--ak-transition), transform var(--ak-transition);
}

.opps-opportunity-card:hover {
    border-color: #adc4f3;
    box-shadow: 0 11px 24px rgba(9, 21, 50, 0.11);
    transform: translateY(-1px);
}

.opps-opportunity-card-selected {
    border-color: #3b74d8;
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}

.opps-opportunity-card p {
    color: var(--ak-muted-text);
    margin: 0.65rem 0;
}

.opps-opportunity-card-header,
.opps-detail-header {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    align-items: flex-start;
}

.opps-status {
    border-radius: 999px;
    padding: 0.2rem 0.6rem;
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04rem;
    white-space: nowrap;
}

.opps-status-open {
    background: #dcfce7;
    color: #166534;
}

.opps-status-closing {
    background: #fef3c7;
    color: #92400e;
}

.opps-status-closed {
    background: #e2e8f0;
    color: #334155;
}

.opps-opportunity-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.opps-opportunity-meta span {
    background: #eef3ff;
    color: #294273;
    font-size: 0.78rem;
    border-radius: 999px;
    padding: 0.2rem 0.55rem;
}

.opps-detail-panel {
    border: 1px solid #d9e3f5;
    border-radius: 0.85rem;
    background: #ffffff;
    padding: 1.1rem;
    box-shadow: 0 8px 26px rgba(12, 24, 55, 0.08);
}

.opps-slot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 0.85rem;
}

.opps-slot-card {
    border: 1px solid #d8e5fb;
    border-radius: 0.7rem;
    background: #f8fbff;
    padding: 0.9rem;
}

.opps-slot-card h4 {
    font-size: 1.04rem;
    margin-bottom: 0.3rem;
}

.opps-slot-card p {
    color: var(--ak-muted-text);
    min-height: 2.2rem;
}

.opps-slot-counts {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.65rem;
    font-size: 0.86rem;
    color: #36507e;
}

.opps-claim-form {
    margin-top: 0.8rem;
    border-top: 1px dashed #b8cbef;
    padding-top: 0.75rem;
}

.opps-form-actions {
    display: flex;
    gap: 0.45rem;
}

.opps-signup-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.opps-signup-list li {
    border: 1px solid #d6e4ff;
    background: #f8fbff;
    border-radius: 0.6rem;
    padding: 0.7rem 0.8rem;
    margin-bottom: 0.65rem;
    display: flex;
    justify-content: space-between;
    gap: 0.8rem;
    align-items: center;
}

.opps-signup-list span,
.opps-signup-list small {
    display: block;
    color: var(--ak-muted-text);
}

.opps-signup-actions {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.opps-admin-panel {
    height: 100%;
}

.opps-admin-panel .validation-summary-errors {
    margin-bottom: 0.65rem;
    color: #b91c1c;
}

.opps-admin-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.opps-admin-list li {
    border: 1px solid #d8e5fb;
    border-radius: 0.55rem;
    background: #f8fbff;
    padding: 0.65rem 0.8rem;
    margin-bottom: 0.55rem;
}

.opps-admin-list span {
    display: block;
    font-size: 0.84rem;
    color: var(--ak-muted-text);
}

@media (max-width: 767px) {
    :root {
        --ak-section-padding: 3.25rem 0;
    }

    .ak-main .row.g-5 {
        --bs-gutter-x: 1.5rem;
    }

    .opps-opportunity-card-header,
    .opps-detail-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .opps-signup-list li {
        flex-direction: column;
        align-items: flex-start;
    }
}