/* ===== Talent Calculator — Inferno WoW ===== */

/* --- Variables --- */
:root {
    --tc-bg:          #0d0e10;
    --tc-bg2:         #13141a;
    --tc-border:      #3d2e0a;
    --tc-gold:        #c8a045;
    --tc-gold-lit:    #e8c860;
    --tc-text:        #c8b878;
    --tc-text-dim:    #7a6a44;
    --tc-locked:      rgba(0,0,0,0.55);
    --cell:           54px;
    --gap:            8px;
}

/* --- Root --- */
#tc-root {
    background: var(--tc-bg);
    color: var(--tc-text);
    font-family: 'Segoe UI', Arial, sans-serif;
    font-size: 13px;
    border: 1px solid var(--tc-border);
    border-radius: 6px;
    overflow-x: auto;
    user-select: none;
}

/* --- Class selector --- */
#tc-classbar {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 10px 14px;
    background: #0a0b0d;
    border-bottom: 1px solid var(--tc-border);
}

.tc-cls {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 5px 12px 5px 8px;
    background: #141608;
    border: 1px solid #3d2e0a;
    border-radius: 4px;
    color: var(--tc-text);
    cursor: pointer;
    transition: background .15s, border-color .15s, color .15s;
    font-size: 13px;
}
.tc-cls img { border-radius: 50%; flex-shrink: 0; }
.tc-cls:hover { background: #1e1a08; border-color: var(--tc-gold); color: var(--tc-gold-lit); }
.tc-cls.active { background: #1e1a08; border-color: var(--tc-gold-lit); color: var(--tc-gold-lit); }

/* --- Top summary bar --- */
#tc-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    padding: 8px 14px;
    background: var(--tc-bg2);
    border-bottom: 1px solid var(--tc-border);
    font-size: 13px;
}
#tc-topbar-left {
    display: flex;
    align-items: center;
    gap: 8px;
}
#tc-top-clsicon { border-radius: 3px; flex-shrink: 0; }
#tc-top-clsname { color: var(--tc-gold-lit); font-weight: bold; font-size: 14px; }
#tc-top-breakdown { color: var(--tc-text-dim); font-size: 14px; margin-left: 2px; }
#tc-topbar-right { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--tc-text-dim); }
#tc-topbar-right strong { color: var(--tc-gold-lit); font-size: 14px; }
.tc-sep { color: var(--tc-border); }
#tc-req-lvl-wrap { color: var(--tc-text-dim); }

/* --- Per-tree icon bar --- */
#tc-treebar {
    display: flex;
    gap: 0;
    background: #0a0b0d;
    border-bottom: 1px solid var(--tc-border);
}
.tc-treebar-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    border-right: 1px solid var(--tc-border);
    font-size: 13px;
    color: var(--tc-text-dim);
    flex: 1;
    justify-content: center;
}
.tc-treebar-item img { border-radius: 3px; width: 22px; height: 22px; object-fit: cover; }
.tc-treebar-item .tb-name { color: var(--tc-text); font-weight: bold; }
.tc-treebar-item .tb-pts { color: var(--tc-gold-lit); }

/* --- Actions toolbar --- */
#tc-toolbar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 6px 14px;
    background: var(--tc-bg2);
    border-bottom: 1px solid var(--tc-border);
}
#tc-pts { color: var(--tc-gold-lit); font-size: 14px; font-weight: bold; }

.tc-actions { display: flex; gap: 8px; }
.tc-actions button {
    background: #141608;
    border: 1px solid var(--tc-border);
    color: var(--tc-text);
    padding: 5px 14px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 13px;
    transition: background .15s, border-color .15s, color .15s;
}
.tc-actions button:hover { background: #1e1a08; border-color: var(--tc-gold); color: var(--tc-gold-lit); }

/* --- Trees container --- */
#tc-trees {
    display: flex;
    flex-wrap: nowrap;
    gap: 0;
    padding: 0;
    min-height: 200px;
}
#tc-loading { color: var(--tc-text-dim); padding: 24px; font-style: italic; }

/* --- Single tree --- */
.tc-tree {
    flex: 1 1 0;
    min-width: 0;
    background: var(--tc-bg2);
    border-right: 1px solid var(--tc-border);
    overflow: hidden;
}
.tc-tree:last-child { border-right: none; }

.tc-tree-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    border-bottom: 1px solid var(--tc-border);
}
.tc-tree-head img { flex-shrink: 0; }
.tc-tree-head.disc   { background: linear-gradient(135deg,#0c1630,#16204a); }
.tc-tree-head.holy   { background: linear-gradient(135deg,#2a1a00,#3d2800); }
.tc-tree-head.shadow { background: linear-gradient(135deg,#120818,#1c0e28); }
.tc-tree-head.custom { background: linear-gradient(135deg,#0a1a0a,#0e2a0e); }
.tc-tree-head.arcane { background: linear-gradient(135deg,#10102e,#1c1c52); }
.tc-tree-head.fire   { background: linear-gradient(135deg,#2e0c00,#4a1800); }
.tc-tree-head.frost  { background: linear-gradient(135deg,#001830,#002848); }
.tc-tree-head.affli   { background: linear-gradient(135deg,#150820,#22103a); }
.tc-tree-head.demo    { background: linear-gradient(135deg,#0e1a00,#1a2e00); }
.tc-tree-head.destro  { background: linear-gradient(135deg,#2e0800,#4a1000); }
.tc-tree-head.holypal { background: linear-gradient(135deg,#2e1e00,#4a3000); }
.tc-tree-head.protpal { background: linear-gradient(135deg,#001428,#001e3a); }
.tc-tree-head.ret     { background: linear-gradient(135deg,#2a1000,#401800); }
.tc-tree-head.assas   { background: linear-gradient(135deg,#1a0010,#2e0018); }
.tc-tree-head.combat  { background: linear-gradient(135deg,#1e1000,#2e1800); }
.tc-tree-head.sub     { background: linear-gradient(135deg,#001a14,#002a1e); }
.tc-tree-head.bm      { background: linear-gradient(135deg,#1a2a00,#2a4000); }
.tc-tree-head.mm      { background: linear-gradient(135deg,#002a1a,#003a28); }
.tc-tree-head.sv      { background: linear-gradient(135deg,#1a1a00,#2e2e00); }
.tc-tree-head.balance { background: linear-gradient(135deg,#001428,#001e40); }
.tc-tree-head.feral   { background: linear-gradient(135deg,#1e1000,#341a00); }
.tc-tree-head.resto   { background: linear-gradient(135deg,#002800,#003c00); }

.tc-tree-name { font-weight: bold; font-size: 13px; color: var(--tc-gold-lit); }
.tc-tree-pts  { font-size: 12px; color: var(--tc-text-dim); }

.tc-tree-body {
    position: relative;
    padding: 10px;
    background-size: cover;
    background-position: center top;
    background-repeat: no-repeat;
}
.tc-tree-body::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(13,14,16,0.69);
    pointer-events: none;
    z-index: 0;
}
.tc-tree-body > * { position: relative; z-index: 1; }

.tc-tree-reset {
    display: block;
    width: calc(100% - 20px);
    margin: 0 10px 10px;
    padding: 4px 0;
    background: transparent;
    border: 1px solid var(--tc-border);
    color: var(--tc-text-dim);
    font-size: 12px;
    cursor: pointer;
    border-radius: 3px;
    transition: border-color .15s, color .15s;
}
.tc-tree-reset:hover { border-color: var(--tc-gold); color: var(--tc-gold); }

/* --- Talent grid --- */
.tc-grid {
    position: relative;
    margin: 0 auto;  /* center within the wider tree body */
    /* width & height set by JS */
}

/* SVG overlay for dependency arrows */
.tc-arrows {
    position: absolute;
    top: 0; left: 0;
    pointer-events: none;
    overflow: visible;
}

/* Tier requirement label (in the SVG via foreignObject or just positioned div) */
.tc-tier-label {
    position: absolute;
    left: 0;
    font-size: 9px;
    color: var(--tc-text-dim);
    white-space: nowrap;
    transform: translateY(-50%);
    padding-right: 3px;
    pointer-events: none;
}

/* --- Talent cell --- */
.tc-talent {
    position: absolute;
    width: var(--cell);
    height: var(--cell);
    cursor: pointer;
}

.tc-icon-wrap {
    position: relative;
    width: 100%;
    height: 100%;
    border: 2px solid #2a2208;
    border-radius: 3px;
    overflow: hidden;
    transition: border-color .12s, box-shadow .12s, opacity .12s;
    background: #050505;
}

.tc-icon-wrap img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.tc-rank {
    position: absolute;
    bottom: 1px;
    right: 2px;
    font-size: 10px;
    font-weight: bold;
    color: #fff;
    text-shadow: 0 0 3px #000, 0 0 3px #000;
    line-height: 1;
    pointer-events: none;
}

/* States */
.tc-talent.tc-locked .tc-icon-wrap {
    border-color: #1a1508;
}
.tc-talent.tc-locked .tc-icon-wrap img {
    filter: grayscale(100%) brightness(0.5);
}
.tc-talent.tc-avail .tc-icon-wrap  { border-color: #5a4a20; }
.tc-talent.tc-avail:hover .tc-icon-wrap { border-color: var(--tc-gold); box-shadow: 0 0 5px rgba(200,160,69,.4); }
.tc-talent.tc-partial .tc-icon-wrap { border-color: var(--tc-gold); }
.tc-talent.tc-partial:hover .tc-icon-wrap { border-color: var(--tc-gold-lit); box-shadow: 0 0 5px rgba(232,200,96,.4); }
.tc-talent.tc-maxed .tc-icon-wrap  {
    border-color: var(--tc-gold-lit);
    box-shadow: 0 0 8px rgba(232,200,96,.55);
}
.tc-talent.tc-maxed .tc-rank { color: var(--tc-gold-lit); }

/* --- Tooltip --- */
#tc-tip {
    display: none;
    position: fixed;
    z-index: 9999;
    background: #0a0b0d;
    border: 1px solid var(--tc-gold);
    border-radius: 5px;
    padding: 10px 14px;
    max-width: 270px;
    min-width: 180px;
    pointer-events: none;
    box-shadow: 0 4px 20px rgba(0,0,0,.85);
}

.tip-spell-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px 8px;
    color: #90b8d0;
    font-size: 11px;
    margin-bottom: 6px;
}
.tip-spell-info .si-left  { text-align: left; white-space: nowrap; }
.tip-spell-info .si-right { text-align: right; white-space: nowrap; }

.tip-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 6px;
}
.tip-name  { color: var(--tc-gold-lit); font-weight: bold; font-size: 13px; }
.tip-ranks { color: var(--tc-text-dim); font-size: 11px; white-space: nowrap; }
.tip-desc  { color: var(--tc-text); font-size: 12px; line-height: 1.5; }
.tip-next-head {
    margin-top: 7px;
    font-size: 11px;
    color: var(--tc-gold);
    font-style: italic;
}
.tip-next { color: #a8c898; font-size: 12px; line-height: 1.5; margin-top: 2px; }
.tip-req  { margin-top: 7px; color: #e06060; font-size: 11px; display: flex; flex-direction: column; gap: 2px; }

/* --- Responsive --- */
@media (max-width: 900px) {
    #tc-trees { flex-wrap: wrap; }
    .tc-tree { flex: 1 1 45%; min-width: 280px; }
    .tc-tree:last-child { flex: 1 1 100%; }
}

@media (max-width: 600px) {
    #tc-root { font-size: 12px; border-radius: 4px; }
    #tc-classbar { padding: 8px; gap: 4px; }
    .tc-cls { padding: 4px 8px 4px 6px; font-size: 11px; gap: 4px; }
    .tc-cls img { width: 22px; height: 22px; }
    #tc-topbar { padding: 6px 10px; font-size: 11px; }
    #tc-top-clsname { font-size: 12px; }
    #tc-top-breakdown { font-size: 11px; }
    #tc-treebar { flex-wrap: wrap; }
    .tc-treebar-item { padding: 5px 10px; font-size: 11px; gap: 4px; justify-content: flex-start; flex: 1 1 auto; min-width: 0; }
    .tc-treebar-item img { width: 18px; height: 18px; }
    .tc-treebar-item .tb-name { display: none; }
    #tc-toolbar { padding: 4px 10px; }
    .tc-actions button { padding: 4px 10px; font-size: 11px; }
    #tc-trees { flex-direction: column; padding: 8px; gap: 10px; }
    .tc-tree { flex: none; width: 100%; min-width: 0; border-right: none; border-bottom: 1px solid var(--tc-border); }
    .tc-tree:last-child { border-bottom: none; }
    .tc-tree-head { padding: 6px 10px; }
    .tc-tree-head .tt-name { font-size: 12px; }
    .tc-grid { justify-content: center; }
}

@media (max-width: 400px) {
    .tc-cls { padding: 3px 6px 3px 4px; font-size: 10px; }
    .tc-cls img { width: 18px; height: 18px; }
    #tc-topbar { flex-direction: column; align-items: flex-start; gap: 4px; }
    #tc-topbar-right { width: 100%; justify-content: flex-end; }
    .tc-treebar-item { padding: 4px 6px; font-size: 10px; }
    .tc-treebar-item img { width: 16px; height: 16px; }
}