/**
 * BLADE BOSS - GUIDE LIBRARY (/guides/)
 * modules/guides/assets/css/guides.css
 *
 * The Flight Manual library index. Dark briefing-room hero over a
 * paper-white card grid. gl- prefix scopes everything to #bbGuides.
 */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700;800&family=Barlow:wght@400;500;600;700&display=swap');

#bbGuides {
    --gl-display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
    --gl-body:    'Barlow', -apple-system, BlinkMacSystemFont, sans-serif;
    --gl-ink:     #14281d;
    --gl-green:   #2e7d32;
    --gl-green-soft: #4caf50;
    --gl-hairline: #d8e0d9;
    --gl-gray:    #5b6660;

    font-family: var(--gl-body);
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   HERO - THE BRIEFING ROOM
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.gl-hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(160deg, var(--bb-green-dark) 0%, #123524 55%, var(--bb-green) 130%);
    padding: calc(var(--nav-height) + var(--space-8)) var(--page-gutter) var(--space-8);
    text-align: center;
}

.gl-hero-bg { position: absolute; inset: 0; pointer-events: none; }

.gl-hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 30%, transparent 75%);
}

.gl-hero-orb {
    position: absolute;
    top: -140px;
    right: -100px;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(76, 175, 80, 0.25), transparent 65%);
    filter: blur(20px);
}

.gl-hero-inner {
    position: relative;
    max-width: 760px;
    margin: 0 auto;
}

.gl-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--gl-display);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.16em;
    color: var(--gl-green-soft);
    border: 1px solid rgba(76, 175, 80, 0.4);
    border-radius: var(--radius-full);
    background: rgba(76, 175, 80, 0.08);
    padding: 6px 16px;
    margin-bottom: var(--space-4);
}

.gl-hero-title {
    font-family: var(--gl-display);
    font-size: clamp(44px, 8vw, 76px);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.01em;
    line-height: 0.98;
    color: var(--bb-white);
    margin: 0 0 var(--space-4);
}

.gl-hero-sub {
    font-size: var(--text-lg);
    line-height: 1.6;
    color: rgba(233, 242, 235, 0.82);
    max-width: 620px;
    margin: 0 auto var(--space-6);
}

/* Search */
.gl-search-wrap {
    position: relative;
    max-width: 520px;
    margin: 0 auto;
}

.gl-search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(233, 242, 235, 0.55);
    pointer-events: none;
}

.gl-search {
    width: 100%;
    font-family: var(--gl-body);
    font-size: 15.5px;
    color: var(--bb-white);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: var(--radius-full);
    padding: 15px 22px 15px 50px;
    outline: none;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: border-color var(--duration-normal) var(--ease-out), background var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}

.gl-search::placeholder { color: rgba(233, 242, 235, 0.45); }

.gl-search:focus {
    border-color: var(--gl-green-soft);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 0 0 4px rgba(76, 175, 80, 0.18);
}

.gl-search::-webkit-search-cancel-button { filter: invert(1); }


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   CATEGORY FILTERS
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.gl-filters {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-5) var(--page-gutter) 0;
}

.gl-filter {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-family: var(--gl-display);
    font-size: 13.5px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--gl-gray);
    background: var(--bb-white);
    border: 1.5px solid var(--gl-hairline);
    border-radius: var(--radius-full);
    padding: 8px 16px;
    cursor: pointer;
    transition: color var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out);
}

.gl-filter:hover { border-color: var(--gl-green-soft); color: var(--gl-green); transform: translateY(-1px); }

.gl-filter.is-active {
    color: var(--bb-white);
    background: var(--gl-ink);
    border-color: var(--gl-ink);
}

.gl-filter-count {
    font-size: 11px;
    font-weight: 700;
    color: var(--gl-green);
    background: rgba(76, 175, 80, 0.12);
    border-radius: var(--radius-full);
    padding: 1px 8px;
}

.gl-filter.is-active .gl-filter-count {
    color: var(--gl-green-soft);
    background: rgba(76, 175, 80, 0.2);
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   GUIDE GRID
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.gl-grid-section {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-6) var(--page-gutter) var(--space-8);
}

.gl-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 20px;
}

.gl-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: var(--bb-white);
    border: 1px solid var(--gl-hairline);
    border-radius: var(--radius-lg);
    padding: 22px;
    text-decoration: none;
    overflow: hidden;
    transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out);
}

.gl-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gl-green), var(--gl-green-soft));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--duration-normal) var(--ease-out);
}

.gl-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--gl-green-soft);
}

.gl-card:hover::before { transform: scaleX(1); }

.gl-card.is-hidden { display: none; }

.gl-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.gl-card-num {
    font-family: var(--gl-display);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.14em;
    color: var(--gl-green);
}

.gl-card-lock,
.gl-card-video {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-family: var(--gl-display);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.1em;
    border-radius: var(--radius-full);
    padding: 3px 10px;
}

.gl-card-lock {
    color: var(--bb-white);
    background: var(--gl-ink);
}

.gl-card-video {
    color: var(--gl-green);
    background: rgba(76, 175, 80, 0.12);
}

.gl-card-title {
    font-family: var(--gl-display);
    font-size: 24px;
    font-weight: 800;
    text-transform: uppercase;
    line-height: 1.1;
    color: var(--gl-ink);
    margin: 0;
}

.gl-card-sub {
    font-size: 14px;
    line-height: 1.55;
    color: var(--gl-gray);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.gl-card-specs {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: auto;
    padding-top: 8px;
    border-top: 1px dashed var(--gl-hairline);
    font-size: 12.5px;
    color: var(--gl-gray);
}

.gl-card-stars {
    color: var(--gl-green-soft);
    letter-spacing: 1.5px;
    font-size: 13px;
}

.gl-card-stars .off { color: var(--gl-hairline); }

.gl-card-cta {
    font-family: var(--gl-display);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--bb-orange);
    transition: transform var(--duration-fast) var(--ease-out);
}

.gl-card:hover .gl-card-cta { transform: translateX(4px); }

.gl-card-locked .gl-card-cta { color: var(--gl-ink); }
.gl-card-locked .gl-card-title { opacity: 0.85; }

.gl-empty,
.gl-no-results {
    text-align: center;
    padding: var(--space-8) var(--space-4);
    color: var(--gl-gray);
    font-size: 15px;
}

.gl-no-results a { color: var(--gl-green); font-weight: 600; }


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   CTA BAND
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

.gl-cta {
    background: linear-gradient(150deg, var(--bb-green-dark), #123524);
    padding: var(--space-8) var(--page-gutter);
}

.gl-cta-inner {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.gl-cta h2 {
    font-family: var(--gl-display);
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 800;
    text-transform: uppercase;
    line-height: 1.08;
    color: var(--bb-white);
    margin: 0 0 var(--space-3);
}

.gl-cta h2 span { color: var(--gl-green-soft); }

.gl-cta p {
    font-size: var(--text-base);
    line-height: 1.6;
    color: rgba(233, 242, 235, 0.8);
    margin: 0 0 var(--space-5);
}

.gl-cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
}

.gl-cta-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-family: var(--gl-display);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--bb-white);
    background: var(--bb-orange);
    border: 0;
    border-radius: var(--radius-full);
    padding: 14px 30px;
    cursor: pointer;
    box-shadow: 0 0 30px rgba(245, 120, 66, 0.35);
    transition: background var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);
}

.gl-cta-btn-primary:hover {
    background: var(--bb-orange-hover);
    transform: translateY(-2px);
    box-shadow: 0 0 44px rgba(245, 120, 66, 0.5);
}

.gl-cta-btn-secondary {
    font-family: var(--gl-display);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--bb-white);
    border: 1.5px solid rgba(255, 255, 255, 0.35);
    border-radius: var(--radius-full);
    padding: 13px 28px;
    text-decoration: none;
    transition: border-color var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out);
}

.gl-cta-btn-secondary:hover {
    border-color: var(--gl-green-soft);
    background: rgba(76, 175, 80, 0.12);
}


/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   MOBILE
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

@media (max-width: 640px) {
    .gl-hero { padding-top: calc(var(--nav-height-mobile) + var(--space-6)); }
    .gl-filters { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; padding-bottom: 6px; scrollbar-width: none; }
    .gl-filters::-webkit-scrollbar { display: none; }
    .gl-filter { white-space: nowrap; flex-shrink: 0; }
    .gl-grid { grid-template-columns: 1fr; }
}