/* ============================================================
   SHADOWSKINGS — RESEARCH PANEL (SHADOWMERE THEME)
   ============================================================ */

.research-panel-container {
    padding: 24px;
    color: #e6d9ff;
    font-family: "Cinzel", serif;
}

/* ------------------------------------------------------------
   CLOSE BUTTON
   ------------------------------------------------------------ */
.panel-close-btn {
    position: absolute;
    top: 12px;
    right: 16px;
    font-size: 26px;
    cursor: pointer;
    color: #e6d9ff;
    text-shadow: 0 0 10px rgba(150, 80, 255, 0.6);
    transition: 0.2s ease;
    z-index: 50;
}

.panel-close-btn:hover {
    color: #ffffff;
    transform: scale(1.15);
    text-shadow: 0 0 14px rgba(200, 150, 255, 0.9);
}

/* ------------------------------------------------------------
   PILLAR TABS
   ------------------------------------------------------------ */
.research-pillars {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.pillar-tab {
    padding: 10px 18px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;

    background: linear-gradient(
        to bottom right,
        rgba(20, 10, 40, 0.85),
        rgba(10, 5, 25, 0.85)
    );

    border: 1px solid rgba(180, 120, 255, 0.25);

    box-shadow:
        inset 0 0 10px rgba(120, 60, 200, 0.25),
        0 0 10px rgba(80, 40, 150, 0.25);

    transition: 0.2s ease;
}

.pillar-tab:hover {
    border-color: rgba(200, 150, 255, 0.45);
    box-shadow:
        inset 0 0 14px rgba(160, 90, 255, 0.35),
        0 0 14px rgba(120, 60, 220, 0.45);
    transform: translateY(-2px);
}

.pillar-tab.active {
    background: linear-gradient(
        to bottom right,
        rgba(40, 20, 80, 0.95),
        rgba(20, 10, 50, 0.95)
    );
    border-color: rgba(200, 150, 255, 0.6);
    box-shadow:
        inset 0 0 18px rgba(160, 90, 255, 0.45),
        0 0 18px rgba(120, 60, 220, 0.55);
}

/* ------------------------------------------------------------
   NODE LIST
   ------------------------------------------------------------ */
.research-node-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
}

/* ------------------------------------------------------------
   NODE CARD
   ------------------------------------------------------------ */
.research-node {
    padding: 18px;
    border-radius: 10px;

    background: linear-gradient(
        to bottom right,
        rgba(15, 8, 30, 0.85),
        rgba(8, 4, 20, 0.85)
    );

    border: 1px solid rgba(180, 120, 255, 0.25);

    box-shadow:
        inset 0 0 12px rgba(120, 60, 200, 0.25),
        0 0 14px rgba(80, 40, 150, 0.25);

    transition: 0.2s ease;
}

.research-node:hover {
    border-color: rgba(200, 150, 255, 0.45);
    box-shadow:
        inset 0 0 16px rgba(160, 90, 255, 0.35),
        0 0 16px rgba(120, 60, 220, 0.45);
    transform: translateY(-2px);
}

/* ------------------------------------------------------------
   NODE STATES
   ------------------------------------------------------------ */
.research-node.locked {
    opacity: 0.45;
    filter: grayscale(40%);
}

.research-node.completed {
    border-color: rgba(120, 255, 180, 0.45);
    box-shadow:
        inset 0 0 14px rgba(80, 255, 150, 0.25),
        0 0 14px rgba(80, 255, 150, 0.35);
}

.research-node.researching {
    border-color: rgba(255, 200, 120, 0.45);
    box-shadow:
        inset 0 0 14px rgba(255, 180, 80, 0.25),
        0 0 14px rgba(255, 180, 80, 0.35);
}

/* ------------------------------------------------------------
   NODE CONTENT
   ------------------------------------------------------------ */
.research-node-title {
    font-size: 20px;
    margin-bottom: 6px;
    color: #e8d9ff;
    text-shadow: 0 0 8px rgba(150, 80, 255, 0.5);
}

.research-node-desc {
    font-size: 14px;
    opacity: 0.75;
    margin-bottom: 8px;
    color: #cbbaff;
}

.research-node-effects {
    font-size: 13px;
    opacity: 0.85;
    margin-bottom: 12px;
    color: #dcd0ff;
}

/* ------------------------------------------------------------
   START BUTTON
   ------------------------------------------------------------ */
.research-start-btn {
    padding: 8px 14px;
    border-radius: 6px;
    cursor: pointer;

    background: rgba(40, 20, 80, 0.8);
    border: 1px solid rgba(200, 150, 255, 0.35);
    color: #e6d9ff;

    transition: 0.2s ease;
}

.research-start-btn:hover {
    background: rgba(60, 30, 120, 0.9);
    border-color: rgba(200, 150, 255, 0.55);
    box-shadow: 0 0 12px rgba(150, 80, 255, 0.4);
}

/* ------------------------------------------------------------
   ACTIVE RESEARCH BOX
   ------------------------------------------------------------ */
.research-active-box {
    margin-top: 28px;
    padding: 18px;
    border-radius: 10px;

    background: rgba(20, 10, 40, 0.85);
    border: 1px solid rgba(180, 120, 255, 0.25);

    box-shadow:
        inset 0 0 12px rgba(120, 60, 200, 0.25),
        0 0 14px rgba(80, 40, 150, 0.25);
}

.research-active-title {
    font-size: 18px;
    margin-bottom: 6px;
    color: #c7a8ff;
    text-shadow: 0 0 10px rgba(150, 80, 255, 0.5);
}

.research-active-progress {
    font-size: 14px;
    color: #e6d9ff;
    opacity: 0.85;
}