/* ========== หน้าปกการอบรม (Training Cover Cards) ========== */
    .train-card {
        background: white;
        border-radius: 1.75rem;
        border: 1.5px solid #f0eef5;
        box-shadow: 0 4px 20px rgba(0,0,0,0.05);
        overflow: hidden;
        transition: all 0.4s cubic-bezier(0.34,1.56,0.64,1);
        display: flex;
        flex-direction: column;
    }
    .train-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 24px 50px rgba(235,0,139,0.15);
        border-color: rgba(235,0,139,0.25);
    }
    .train-cover-wrap {
        position: relative;
        width: 100%;
        aspect-ratio: 16/9;
        overflow: hidden;
        background: linear-gradient(135deg,#1a1a2e,#0f3460);
    }
    .train-cover-wrap img {
        width: 100%; height: 100%; object-fit: cover;
        transition: transform 0.6s cubic-bezier(0.34,1.56,0.64,1);
    }
    .train-card:hover .train-cover-wrap img { transform: scale(1.08); }
    .train-cover-wrap::after {
        content:'';
        position:absolute; inset:0;
        background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.55) 100%);
        pointer-events:none;
    }
    .train-badge {
        position:absolute; top:14px; left:14px; z-index:2;
        width:38px; height:38px; border-radius:0.75rem;
        display:flex; align-items:center; justify-content:center;
        background: linear-gradient(135deg, var(--spu-pink), #c4006b);
        color:white; font-weight:700; font-family:'Kanit',sans-serif;
        box-shadow: 0 6px 16px rgba(235,0,139,0.4);
    }
    .train-month-chip {
        position:absolute; top:14px; right:14px; z-index:2;
        padding: 5px 14px; border-radius:999px;
        background: rgba(255,255,255,0.9); backdrop-filter: blur(6px);
        color:#1a1a2e; font-size:12px; font-weight:600;
        font-family:'Kanit',sans-serif;
    }
    .train-body { padding: 1.5rem; display:flex; flex-direction:column; flex:1; }
    .train-title {
        font-family:'Kanit',sans-serif; font-weight:600; font-size:17px;
        color:#1a1a2e; line-height:1.45; margin-bottom:0.5rem;
        min-height: 2.9em;
    }
    .train-presenter {
        display:flex; align-items:center; gap:8px;
        color:#8a8fa3; font-size:13.5px; margin-bottom:1.25rem;
    }
    .btn-train {
        display:flex; align-items:center; justify-content:center; gap:8px;
        padding: 0.7rem 1rem; border-radius: 0.85rem;
        font-family:'Kanit',sans-serif; font-weight:600; font-size:14px;
        text-decoration:none !important; transition: all 0.3s ease;
        width:100%;
    }
    .btn-train:hover { transform: translateY(-2px); }
    .btn-train-video {
        background: linear-gradient(135deg, var(--spu-pink), #c4006b);
        color:white; box-shadow: 0 6px 16px rgba(235,0,139,0.3);
    }
    .btn-train-video:hover { box-shadow: 0 10px 24px rgba(235,0,139,0.4); color:white; }
    .btn-train-quiz {
        background: #fff; color: var(--spu-pink);
        border: 1.5px solid rgba(235,0,139,0.3);
    }
    .btn-train-quiz:hover { background:#fff5f9; border-color: var(--spu-pink); color: var(--spu-pink); }

    /* ========== เพจ HERO (ปรับให้เป็นธีมเดียวกับ ai_service) ========== */
    .page-hero {
        background: linear-gradient(135deg, #1a1a2e 0%, #16213e 40%, #0f3460 70%, #1a1a2e 100%);
        position: relative; overflow: hidden;
        min-height: 400px;
        padding-top: 160px; padding-bottom: 90px;
    }
    .page-hero::before {
        content: ''; position: absolute; inset: 0;
        background:
            radial-gradient(ellipse at 15% 50%, rgba(235,0,139,0.25) 0%, transparent 55%),
            radial-gradient(ellipse at 85% 20%, rgba(255,200,45,0.15) 0%, transparent 50%),
            radial-gradient(ellipse at 50% 85%, rgba(100,120,255,0.12) 0%, transparent 45%);
        pointer-events: none;
    }
    .page-hero::after {
        content: ''; position: absolute; inset: 0;
        background-image: radial-gradient(circle, rgba(255,255,255,0.025) 1px, transparent 1px);
        background-size: 36px 36px;
        pointer-events: none;
    }
    
    /* Animations & Elements จาก ai_service */
    .hero-orb {
        position: absolute; border-radius: 50%;
        filter: blur(70px); pointer-events: none; opacity: 0.55;
        animation: orbFloat 9s ease-in-out infinite;
    }
    .hero-orb-1 { width:320px; height:320px; background: radial-gradient(circle, rgba(235,0,139,0.45), transparent); top:-80px; left:-100px; }
    .hero-orb-2 { width:280px; height:280px; background: radial-gradient(circle, rgba(255,200,45,0.35), transparent); bottom:-80px; right:-60px; animation-delay:-4.5s; }
    .hero-orb-3 { width:200px; height:200px; background: radial-gradient(circle, rgba(120,100,255,0.25), transparent); top:40%; left:45%; animation-delay:-2s; }
    
    @keyframes orbFloat {
        0%,100% { transform: translate(0,0) scale(1); }
        33% { transform: translate(18px,-14px) scale(1.06); }
        66% { transform: translate(-12px,10px) scale(0.94); }
    }

    .hero-wave {
        position: absolute; bottom:-2px; left:0; width:100%;
        line-height:0; z-index:10; pointer-events:none;
    }

    @keyframes fadeSlideUp {
        from { opacity:0; transform:translateY(30px); }
        to   { opacity:1; transform:translateY(0); }
    }
    .anim-up { animation: fadeSlideUp 0.6s ease both; }
    .anim-delay-1 { animation-delay:0.1s; }
    .anim-delay-2 { animation-delay:0.2s; }

    /* Title Underline */
    .category-title-left {
        display: inline-block; position: relative; padding-bottom: 12px;
    }
    .category-title-left::after {
        content: ''; position: absolute; bottom: 0; left: 0;
        width: 60px; height: 4px; border-radius: 2px;
        background: linear-gradient(90deg, var(--spu-pink), var(--spu-yellow));
    }

    /* ========== dropdown เดือน (Alpine) ========== */
    .month-dropdown-panel {
        max-height: 340px; overflow-y:auto;
    }
    .month-item {
        display:flex; align-items:center; gap:10px;
        padding: 0.6rem 1rem; border-radius: 0.65rem;
        font-family:'Kanit',sans-serif; font-size:14px; color:#4b5563;
        transition: all 0.2s; cursor:pointer;
    }
    .month-item:hover, .month-item.active {
        background: rgba(235,0,139,0.08); color: var(--spu-pink);
    }