/* =========================================================
   Big Slick Poker Academy - Unified with community theme
   ========================================================= */

/* 커뮤니티 pokergosu 테마와 동일한 팔레트 */
:root {
    --pg-green: #1a5f3f;
    --pg-green-dark: #0f4a2f;
    --pg-green-light: #e8f3ed;
    --pg-red: #d32f2f;
    --pg-red-bg: #fef2f2;
    --pg-blue: #1a6fb5;

    --pg-bg: #f5f6f8;
    --pg-card-bg: #ffffff;
    --pg-text: #1a1a1a;
    --pg-text-sub: #6b7280;
    --pg-text-mute: #9ca3af;
    --pg-border: #e5e7eb;
    --pg-border-light: #f3f4f6;
    --pg-hover: #fafafa;
    --pg-header-bg: #ffffff;
    --pg-header-border: #e5e7eb;
    --pg-shadow: 0 1px 2px rgba(0,0,0,.04);
    --pg-shadow-lg: 0 2px 8px rgba(0,0,0,.06);

    --pg-gold: #b89968;          /* 편집부 골드 (액센트) */
    --pg-felt: #0a4d2b;          /* 포커 테이블 펠트 */
    --pg-felt-light: #0f6b3d;
}

[data-theme="dark"] {
    --pg-green: #4fbf87;
    --pg-green-dark: #6dd3a1;
    --pg-green-light: #1f3a2c;
    --pg-red: #ef5350;
    --pg-red-bg: #3a1f1f;
    --pg-blue: #4fa8e8;

    --pg-bg: #1a1a1a;
    --pg-card-bg: #242424;
    --pg-text: #e5e7eb;
    --pg-text-sub: #9ca3af;
    --pg-text-mute: #6b7280;
    --pg-border: #333333;
    --pg-border-light: #2a2a2a;
    --pg-hover: #2a2a2a;
    --pg-header-bg: #242424;
    --pg-header-border: #333333;
    --pg-shadow: 0 1px 2px rgba(0,0,0,.25);
    --pg-shadow-lg: 0 2px 8px rgba(0,0,0,.4);

    --pg-gold: #c9ab7d;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--pg-bg);
    color: var(--pg-text);
    font-family: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont,
                 'Apple SD Gothic Neo', 'Noto Sans KR', Roboto, sans-serif;
    font-size: 13px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--pg-text); text-decoration: none; }
a:hover { color: var(--pg-green); }

.hub_container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 16px;
}

/* ===============================================
   Header — 커뮤니티 헤더와 동일한 스타일
   =============================================== */
.hub_header {
    background: var(--pg-header-bg);
    border-bottom: 1px solid var(--pg-header-border);
    box-shadow: var(--pg-shadow);
    padding: 14px 0;
    position: relative;
}
.hub_header .hub_container {
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
}
.hub_back_btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    background: transparent;
    color: var(--pg-text-sub) !important;
    border: 1px solid var(--pg-border);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s;
    white-space: nowrap;
}
.hub_back_btn:hover {
    background: var(--pg-green);
    color: #fff !important;
    border-color: var(--pg-green);
}
.hub_header h1 {
    margin: 0;
    font-size: 18px;
    font-weight: 800;
    letter-spacing: -0.3px;
}
.hub_header h1 a {
    color: var(--pg-green);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.hub_header h1 a:hover { color: var(--pg-green-dark); }
.hub_tagline {
    color: var(--pg-text-mute);
    font-size: 12px;
    margin-left: auto;
    padding-left: 16px;
    border-left: 1px solid var(--pg-border);
    line-height: 1.3;
}
.hub_theme_btn {
    background: transparent;
    border: 1px solid var(--pg-border);
    color: var(--pg-text-sub);
    cursor: pointer;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 13px;
    line-height: 1;
    margin-left: auto;
}
.hub_tagline + .hub_theme_btn { margin-left: 12px; }
.hub_theme_btn:hover { color: var(--pg-green); border-color: var(--pg-green); }
.hub_theme_btn .hub_theme_dark { display: none; }
.hub_theme_btn .hub_theme_light { display: inline; }
[data-theme="dark"] .hub_theme_btn .hub_theme_light { display: none; }
[data-theme="dark"] .hub_theme_btn .hub_theme_dark { display: inline; }

@media (max-width: 700px) {
    .hub_header .hub_container { flex-wrap: wrap; gap: 8px; }
    .hub_tagline { display: none; }
    .hub_header h1 { font-size: 16px; }
}

/* ===============================================
   Tabs — 커뮤니티 GNB 스타일 유지하되 게임 선택 카드
   =============================================== */
.hub_tabs {
    background: var(--pg-card-bg);
    border-bottom: 1px solid var(--pg-border);
    padding: 12px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.hub_tabs_label {
    color: var(--pg-text-sub);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 8px;
    padding: 0 4px;
}
.hub_tabs_row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}
.hub_tab {
    background: var(--pg-card-bg);
    border: 1px solid var(--pg-border);
    color: var(--pg-text);
    padding: 12px 14px;
    cursor: pointer;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    border-radius: 6px;
    transition: all 0.15s ease;
    font-family: inherit;
    text-align: left;
    position: relative;
}
.hub_tab:hover {
    border-color: var(--pg-green);
    background: var(--pg-green-light);
}
.hub_tab.active {
    background: var(--pg-green);
    border-color: var(--pg-green);
    color: #fff;
    box-shadow: var(--pg-shadow-lg);
}
.hub_tab.active::after {
    content: '';
    position: absolute;
    bottom: -13px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 7px solid transparent;
    border-right: 7px solid transparent;
    border-top: 7px solid var(--pg-green);
}
.hub_tab_icon {
    font-size: 24px;
    line-height: 1;
    flex-shrink: 0;
    filter: grayscale(0.2);
}
.hub_tab.active .hub_tab_icon { filter: none; }
.hub_tab_body {
    display: flex;
    flex-direction: column;
    gap: 1px;
    min-width: 0;
}
.hub_tab_title { font-size: 14px; font-weight: 700; }
.hub_tab_sub { font-size: 11px; color: var(--pg-text-mute); }
.hub_tab.active .hub_tab_sub { color: rgba(255,255,255,0.85); }
.hub_tab:hover .hub_tab_sub { color: var(--pg-green-dark); }

@media (max-width: 900px) {
    .hub_tabs_row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 500px) {
    .hub_tab { padding: 10px 12px; }
    .hub_tab_icon { font-size: 20px; }
    .hub_tab_title { font-size: 12px; }
    .hub_tab_sub { display: none; }
}

/* ===============================================
   Main panels
   =============================================== */
.hub_main {
    padding: 24px 0 40px;
    min-height: 400px;
}
.hub_panel {
    display: none;
}
.hub_panel.active {
    display: block;
}
.hub_panel_head {
    max-width: 1280px;
    margin: 0 auto 18px;
    padding: 0 16px;
}
.hub_panel_head h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 6px;
    color: var(--pg-text);
    letter-spacing: -0.02em;
}
.hub_panel_head p {
    color: var(--pg-text-sub);
    margin: 0;
    max-width: 700px;
    font-size: 13px;
}

/* ===============================================
   Game Container + Fullscreen button
   =============================================== */
.game_container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}
.game_container.is_fullscreen {
    max-width: none;
    margin: 0;
    padding: 0;
    background: var(--pg-bg);
    display: flex;
    align-items: center;
    justify-content: center;
}
.game_container.is_fullscreen .card_game { padding: 0; max-width: 100%; }
.game_container.is_fullscreen .card_game .card_table,
.game_container.is_fullscreen iframe {
    height: 100vh !important;
    min-height: 0 !important;
    max-width: 100%;
}
.game_container.is_fullscreen .hub_iframe_wrap {
    max-width: 100%;
    padding: 0;
    height: 100vh;
    min-height: 0;
}

.fullscreen_btn {
    position: absolute;
    top: 10px;
    right: 26px;
    z-index: 50;
    background: var(--pg-card-bg);
    color: var(--pg-text);
    border: 1px solid var(--pg-border);
    border-radius: 4px;
    padding: 6px 12px;
    font-family: inherit;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.15s;
    box-shadow: var(--pg-shadow);
}
.fullscreen_btn:hover {
    background: var(--pg-green);
    color: #fff;
    border-color: var(--pg-green);
}
.fullscreen_btn .fs_icon {
    font-size: 14px;
    line-height: 1;
}
.fullscreen_btn .fs_compress,
.fullscreen_btn .fs_compress_label { display: none; }
.game_container.is_fullscreen .fullscreen_btn {
    top: 14px;
    right: 20px;
    background: rgba(0,0,0,0.55);
    color: #fff;
    border-color: rgba(255,255,255,0.2);
    backdrop-filter: blur(6px);
}
.game_container.is_fullscreen .fullscreen_btn .fs_expand,
.game_container.is_fullscreen .fullscreen_btn .fs_expand_label { display: none; }
.game_container.is_fullscreen .fullscreen_btn .fs_compress,
.game_container.is_fullscreen .fullscreen_btn .fs_compress_label { display: inline-flex; }
.game_container.is_fullscreen .fullscreen_btn .fs_compress { transform: rotate(45deg); }

@media (max-width: 700px) {
    .fullscreen_btn { top: 8px; right: 14px; padding: 5px 10px; font-size: 11px; }
    .fullscreen_btn .fs_label { display: none; }
}

/* ===============================================
   Hold'em iframe (holdemContainer에 포함)
   =============================================== */
.hub_iframe_wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px 16px;
    height: min(860px, calc(100vh - 200px));
    min-height: 720px;
}
.hub_iframe_wrap iframe {
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: 6px;
    background: var(--pg-felt);
    box-shadow: var(--pg-shadow-lg);
    display: block;
}
@media (max-width: 700px) {
    .hub_iframe_wrap {
        height: min(720px, calc(100vh - 180px));
        min-height: 600px;
        padding: 0 10px 10px;
    }
}

/* ===============================================
   Card Game Tables (Draw / Stud) — 커뮤니티 스타일의 카드 외곽 + 게임 내부 펠트
   =============================================== */
.card_game {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px 16px;
}
.card_table {
    background: radial-gradient(ellipse at center, var(--pg-felt-light) 0%, var(--pg-felt) 60%, #042614 100%);
    border: 6px solid #2b1810;
    border-radius: 120px / 70px;
    padding: 20px 22px;
    height: min(860px, calc(100vh - 200px));
    min-height: 720px;
    overflow: hidden;
    position: relative;
    box-shadow: inset 0 0 60px rgba(0,0,0,0.4), var(--pg-shadow-lg);
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
@media (max-width: 700px) {
    .card_table {
        height: min(720px, calc(100vh - 180px));
        min-height: 600px;
        padding: 16px 12px;
        border-width: 4px;
    }
}

.card_table_info {
    text-align: center;
    color: rgba(255,255,255,0.85);
    margin-bottom: 10px;
    font-size: 13px;
    flex: 0 0 auto;
}
.card_table_info strong { color: var(--pg-gold); font-size: 15px; }

.opponent_row {
    display: flex;
    justify-content: center;
    gap: 28px;
    margin-bottom: 0;
    flex-wrap: wrap;
    flex: 0 0 auto;
}
.opponent {
    text-align: center;
    color: #fff;
    min-width: 130px;
}
.opponent_name {
    font-weight: 600;
    font-size: 12px;
    background: rgba(0,0,0,0.4);
    padding: 3px 10px;
    border-radius: 10px;
    display: inline-block;
    margin-bottom: 5px;
}
.opponent.current .opponent_name { background: var(--pg-green); }
.opponent.folded { opacity: 0.35; }
.opponent_chips { font-size: 11px; color: var(--pg-gold); margin-bottom: 6px; }
.opponent_action {
    font-size: 10px;
    color: #fff;
    background: rgba(211,47,47,0.8);
    display: inline-block;
    padding: 2px 7px;
    border-radius: 8px;
    margin-top: 3px;
    min-height: 16px;
}

.opponent_cards {
    display: flex;
    gap: 3px;
    justify-content: center;
    min-height: 62px;
}

/* Card widget — 카드 시각 */
.card_widget {
    width: 40px;
    height: 58px;
    background: #fff;
    border-radius: 4px;
    border: 1px solid #d4d4d4;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 3px 5px;
    font-family: 'Georgia', serif;
    font-weight: 700;
    font-size: 13px;
    color: #000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    user-select: none;
}
.card_widget.red { color: #dc2626; }
.card_widget.back {
    background: linear-gradient(135deg, var(--pg-green) 0%, var(--pg-green-dark) 100%);
    border-color: #0a2d1b;
    color: transparent;
    background-image: repeating-linear-gradient(45deg, rgba(255,255,255,0.03) 0 4px, transparent 4px 8px);
}
.card_widget.hidden { opacity: 0; }
.card_widget.selectable { cursor: pointer; transition: all 0.2s; }
.card_widget.selectable:hover { transform: translateY(-3px); box-shadow: 0 4px 8px rgba(0,0,0,0.3); }
.card_widget.selected {
    transform: translateY(-7px);
    box-shadow: 0 8px 12px rgba(184,153,104,0.5);
    border-color: var(--pg-gold);
    border-width: 2px;
}

.card_widget_corner { line-height: 1; font-size: 12px; }
.card_widget_corner.bottom { align-self: flex-end; transform: rotate(180deg); }
.card_widget_center { font-size: 18px; text-align: center; line-height: 1; }

.pot_display {
    text-align: center;
    background: rgba(0,0,0,0.4);
    padding: 7px 16px;
    border-radius: 16px;
    display: inline-block;
    margin: 0 auto;
    color: var(--pg-gold);
    font-weight: 700;
    font-size: 14px;
}
.pot_wrap {
    text-align: center;
    margin: 0;
    flex: 0 0 auto;
}

.player_row {
    text-align: center;
    color: #fff;
    flex: 0 0 auto;
}
.player_info { margin-bottom: 8px; }
.player_name { font-weight: 700; font-size: 14px; color: var(--pg-gold); }
.player_chips { color: #fff; font-size: 12px; margin-top: 2px; }
.player_cards {
    display: flex;
    gap: 4px;
    justify-content: center;
    margin-bottom: 10px;
    min-height: 70px;
}
.player_cards .card_widget {
    width: 50px;
    height: 72px;
    font-size: 15px;
}
.player_cards .card_widget_center { font-size: 24px; }
.player_cards .card_widget_corner { font-size: 14px; }

/* 액션 버튼 — 커뮤니티 pg_btn_login 스타일 참고 */
.action_bar {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 10px;
}
.action_btn {
    background: var(--pg-card-bg);
    color: var(--pg-text);
    border: 1px solid var(--pg-border);
    padding: 9px 20px;
    border-radius: 4px;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    min-width: 90px;
    transition: all 0.15s;
}
.action_btn:hover:not(:disabled) {
    background: var(--pg-green);
    color: #fff;
    border-color: var(--pg-green);
}
.action_btn:disabled { opacity: 0.35; cursor: not-allowed; }
.action_btn.primary {
    background: var(--pg-green);
    color: #fff;
    border-color: var(--pg-green);
}
.action_btn.primary:hover:not(:disabled) { background: var(--pg-green-dark); }
.action_btn.danger {
    background: var(--pg-red);
    color: #fff;
    border-color: var(--pg-red);
}
.action_btn.warn {
    background: var(--pg-gold);
    color: #fff;
    border-color: var(--pg-gold);
}

.game_log {
    max-width: 680px;
    width: 100%;
    margin: 10px auto 0;
    background: rgba(0,0,0,0.35);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
    padding: 8px 14px;
    max-height: 90px;
    overflow-y: auto;
    font-size: 11px;
    color: rgba(255,255,255,0.75);
    flex: 1 1 auto;
    min-height: 50px;
}
.game_log p { margin: 2px 0; }
.game_log .hl { color: var(--pg-gold); font-weight: 600; }
.game_log .win { color: #4ade80; font-weight: 700; }

/* ===============================================
   Tips — 커뮤니티 위젯 스타일
   =============================================== */
.hub_tips {
    max-width: 1200px;
    margin: 20px auto 0;
    padding: 0 16px;
}
.hub_tips h3 {
    font-size: 13px;
    font-weight: 700;
    margin: 0 0 10px;
    color: var(--pg-text);
    padding: 10px 12px;
    border: 1px solid var(--pg-border);
    border-bottom: 0;
    border-radius: 4px 4px 0 0;
    background: var(--pg-border-light);
}
[data-theme="dark"] .hub_tips h3 { background: #1f1f1f; }
.hub_tips ul {
    background: var(--pg-card-bg);
    border: 1px solid var(--pg-border);
    border-radius: 0 0 4px 4px;
    padding: 12px 18px 12px 34px;
    margin: 0;
    list-style: disc;
}
.hub_tips li {
    margin: 4px 0;
    color: var(--pg-text-sub);
    font-size: 12.5px;
}
.hub_tips li strong { color: var(--pg-text); }

/* ===============================================
   Learn section — 커뮤니티 pg_widget 스타일
   =============================================== */
.hub_learn_grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 16px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 14px;
}
.hub_learn_card {
    background: var(--pg-card-bg);
    border: 1px solid var(--pg-border);
    border-radius: 4px;
    overflow: hidden;
}
.hub_learn_card h3 {
    margin: 0;
    padding: 10px 14px;
    font-size: 13px;
    font-weight: 700;
    color: var(--pg-text);
    border-bottom: 1px solid var(--pg-border);
    background: var(--pg-border-light);
}
[data-theme="dark"] .hub_learn_card h3 { background: #1f1f1f; }
.hub_learn_card > :not(h3) {
    padding: 14px 18px;
}
.hub_rank_list, .hub_roadmap {
    padding-left: 34px !important;
    margin: 0;
}
.hub_rank_list li, .hub_roadmap li {
    margin: 5px 0;
    color: var(--pg-text-sub);
    font-size: 12.5px;
}
.hub_rank_list li strong, .hub_roadmap li strong { color: var(--pg-text); }

.hub_term_list { margin: 0; padding: 14px 18px !important; }
.hub_term_list dt {
    font-weight: 700;
    color: var(--pg-green);
    margin-top: 8px;
    font-size: 12px;
}
.hub_term_list dt:first-child { margin-top: 0; }
.hub_term_list dd {
    margin-left: 0;
    margin-bottom: 4px;
    color: var(--pg-text-sub);
    font-size: 12px;
}

.hub_compare {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}
.hub_compare th, .hub_compare td {
    padding: 6px 10px;
    border-bottom: 1px solid var(--pg-border-light);
    text-align: left;
}
.hub_compare th {
    color: var(--pg-text);
    font-weight: 700;
    background: var(--pg-border-light);
}
[data-theme="dark"] .hub_compare th { background: #1f1f1f; }
.hub_compare td { color: var(--pg-text-sub); }
.hub_compare td:first-child { color: var(--pg-text); font-weight: 600; }

/* ===============================================
   Academy Tools — Quiz / Calc / Range Trainer
   =============================================== */
.tool_wrap {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 16px 16px;
}
.tool_stats {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--pg-card-bg);
    border: 1px solid var(--pg-border);
    border-radius: 4px;
    padding: 10px 16px;
    margin-bottom: 14px;
    font-size: 13px;
    color: var(--pg-text-sub);
    flex-wrap: wrap;
}
.tool_stats strong { color: var(--pg-green); font-size: 15px; font-weight: 700; }
.tool_stats .action_btn { margin-left: auto; padding: 6px 14px; font-size: 12px; min-width: auto; }

.tool_hint { color: var(--pg-text-mute); font-size: 13px; margin: 16px 0; text-align: center; }
.tool_error { color: var(--pg-red); font-size: 13px; text-align: center; margin: 16px 0; }

/* ---- Quiz ---- */
.quiz_board {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 20px;
    align-items: center;
    background: var(--pg-card-bg);
    border: 1px solid var(--pg-border);
    border-radius: 6px;
    padding: 24px;
    margin-bottom: 14px;
}
.quiz_side {
    text-align: center;
    padding: 16px;
    border: 2px dashed var(--pg-border);
    border-radius: 6px;
    background: var(--pg-border-light);
}
[data-theme="dark"] .quiz_side { background: #1f1f1f; }
.quiz_side_label {
    font-size: 24px;
    font-weight: 800;
    color: var(--pg-green);
    margin-bottom: 12px;
}
.quiz_cards {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-bottom: 10px;
    min-height: 80px;
}
.quiz_cards .card_widget {
    width: 46px;
    height: 68px;
    font-size: 13px;
}
.quiz_cards .card_widget_center { font-size: 18px; }
.quiz_hand_name {
    min-height: 20px;
    color: var(--pg-gold);
    font-weight: 700;
    font-size: 13px;
    margin-bottom: 12px;
}
.quiz_vs {
    font-size: 24px;
    font-weight: 800;
    color: var(--pg-text-mute);
    letter-spacing: 0.1em;
}
.quiz_pick { width: 100%; }
.quiz_tie_btn_wrap { text-align: center; margin-bottom: 14px; }
.quiz_tie_btn_wrap .quiz_pick { width: auto; min-width: 180px; }

.quiz_feedback {
    padding: 14px 18px;
    border-radius: 4px;
    font-size: 13px;
    min-height: 20px;
}
.quiz_feedback.ok { background: var(--pg-green-light); color: var(--pg-green-dark); border: 1px solid var(--pg-green); }
.quiz_feedback.bad { background: var(--pg-red-bg); color: var(--pg-red); border: 1px solid var(--pg-red); }
.quiz_feedback .action_btn { margin-left: 12px; padding: 6px 14px; font-size: 12px; min-width: auto; }
[data-theme="dark"] .quiz_feedback.ok { color: var(--pg-green); }
[data-theme="dark"] .quiz_feedback.bad { color: var(--pg-red); }

@media (max-width: 700px) {
    .quiz_board { grid-template-columns: 1fr; gap: 12px; padding: 16px; }
    .quiz_vs { font-size: 18px; }
    .quiz_cards .card_widget { width: 40px; height: 58px; }
}

/* ---- Calc (Equity calculator) ---- */
.calc_grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 14px;
}
.calc_section {
    background: var(--pg-card-bg);
    border: 1px solid var(--pg-border);
    border-radius: 6px;
    padding: 14px 18px;
}
.calc_section h3 {
    margin: 0 0 10px;
    font-size: 13px;
    font-weight: 700;
    color: var(--pg-text);
}
.card_picker {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.picker_slot {
    width: 50px;
    height: 72px;
    border: 2px dashed var(--pg-border);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: transparent;
    transition: all 0.2s;
}
.picker_slot.empty span {
    color: var(--pg-text-mute);
    font-size: 14px;
    font-weight: 600;
}
.picker_slot.filled {
    border-style: solid;
    border-color: var(--pg-green);
    padding: 0;
}
.picker_slot:hover { border-color: var(--pg-green); background: var(--pg-green-light); }
.calc_opp_row {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.calc_opp_row label { display: inline-flex; align-items: center; gap: 8px; }
.calc_opp_row input[type=range] { width: 150px; }
.calc_opp_row .action_btn { min-width: auto; margin-left: auto; }

.calc_result {
    background: var(--pg-card-bg);
    border: 1px solid var(--pg-border);
    border-radius: 6px;
    padding: 16px 18px;
    min-height: 60px;
    margin-bottom: 14px;
}
.calc_result_bar {
    display: flex;
    height: 32px;
    border-radius: 4px;
    overflow: hidden;
    background: var(--pg-border);
    font-size: 12px;
    font-weight: 700;
    color: #fff;
}
.calc_result_bar > div {
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    overflow: hidden;
    min-width: 0;
}
.bar_win { background: #22c55e; }
.bar_tie { background: #f59e0b; }
.bar_lose { background: #ef4444; }
.calc_result_summary { margin: 12px 0 0; font-size: 13px; color: var(--pg-text-sub); text-align: center; }
.equity_big { color: var(--pg-green); font-size: 17px; }

.calc_pot_row {
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
}
.calc_pot_row label {
    display: inline-flex;
    flex-direction: column;
    gap: 4px;
    font-size: 12px;
    color: var(--pg-text-sub);
}
.calc_pot_row input[type=number] {
    width: 100px;
    padding: 7px 10px;
    border: 1px solid var(--pg-border);
    border-radius: 4px;
    background: var(--pg-card-bg);
    color: var(--pg-text);
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
}
.calc_pot_result { flex: 1; min-width: 220px; font-size: 13px; color: var(--pg-text-sub); }
.calc_pot_result strong { color: var(--pg-gold); font-size: 15px; }
.calc_pot_hint { display: block; margin-top: 4px; font-size: 12px; }

/* Card picker modal */
.card_modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 16px;
}
.card_modal.open { display: flex; }
.card_modal_inner {
    background: var(--pg-card-bg);
    border-radius: 8px;
    padding: 20px;
    max-width: 640px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
}
.card_modal_inner h4 { margin: 0 0 14px; font-size: 15px; color: var(--pg-text); }
.card_modal_grid {
    display: grid;
    grid-template-columns: repeat(13, 1fr);
    gap: 4px;
    margin-bottom: 14px;
}
.picker_card {
    background: transparent;
    border: 0;
    padding: 0;
    cursor: pointer;
}
.picker_card:disabled { opacity: 0.25; cursor: not-allowed; }
.picker_card .card_widget {
    width: 100%;
    height: 48px;
    font-size: 10px;
    padding: 2px 3px;
}
.picker_card .card_widget_center { font-size: 13px; }
.picker_card .card_widget_corner { font-size: 9px; }
.picker_card:not(:disabled):hover .card_widget { border-color: var(--pg-green); transform: translateY(-2px); }
.card_modal_actions { display: flex; gap: 10px; justify-content: flex-end; }
@media (max-width: 700px) {
    .card_modal_grid { grid-template-columns: repeat(7, 1fr); }
}

/* ---- Range Trainer ---- */
.range_scenario {
    background: var(--pg-card-bg);
    border: 1px solid var(--pg-border);
    border-radius: 6px;
    padding: 20px 24px;
    text-align: center;
    margin-bottom: 14px;
}
.range_context {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.range_info { display: flex; flex-direction: column; gap: 2px; }
.range_label { font-size: 11px; color: var(--pg-text-mute); letter-spacing: 0.08em; text-transform: uppercase; }
.range_val { font-size: 15px; font-weight: 700; color: var(--pg-green); }
.range_hand {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    margin-bottom: 20px;
}
.range_hand .card_widget { width: 60px; height: 86px; font-size: 16px; }
.range_hand .card_widget_center { font-size: 28px; }
.range_hand .card_widget_corner { font-size: 15px; }
.range_code {
    margin-left: 10px;
    padding: 8px 14px;
    background: var(--pg-border-light);
    border-radius: 4px;
    font-weight: 700;
    font-family: 'Georgia', serif;
    font-size: 18px;
    color: var(--pg-gold);
}
[data-theme="dark"] .range_code { background: #1f1f1f; }
.range_buttons { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.range_buttons .action_btn { min-width: 140px; }
.range_feedback {
    padding: 14px 18px;
    border-radius: 4px;
    font-size: 13px;
    min-height: 20px;
}
.range_feedback.ok { background: var(--pg-green-light); color: var(--pg-green-dark); border: 1px solid var(--pg-green); }
.range_feedback.bad { background: var(--pg-red-bg); color: var(--pg-red); border: 1px solid var(--pg-red); }
[data-theme="dark"] .range_feedback.ok { color: var(--pg-green); }
[data-theme="dark"] .range_feedback.bad { color: var(--pg-red); }

/* ===============================================
   Footer
   =============================================== */
.hub_footer {
    border-top: 1px solid var(--pg-border);
    padding: 20px 0;
    margin-top: 32px;
    color: var(--pg-text-mute);
    font-size: 11px;
    text-align: center;
    background: var(--pg-card-bg);
}
.hub_footer p { margin: 3px 0; }
.hub_footer a { color: var(--pg-text-sub); }
.hub_footer a:hover { color: var(--pg-green); }