/* =========================================
   VARIÁVEIS DE TEMA
   ========================================= */
:root {
    --bg-color: #95c7ff;
    --text-color: #2f3640;
    --text-shadow-ui: 0px 2px 4px rgba(255, 255, 255, 0.5);
    --label-color: #2c3e50;
    --label-shadow: 2px 2px 0 #fff, -1px -1px 0 #fff, 1px -1px 0 #fff, -1px 1px 0 #fff, 1px 1px 0 #fff;
    --btn-bg: #ecf0f1;
    --btn-text: #2c3e50;
    --btn-border: #bdc3c7;
    --btn-hover: #bdc3c7;
    --panel-bg: rgba(255, 255, 255, 0.85);
    --panel-border: #bdc3c7;
    --panel-text: #34495e;
    --panel-title: #2980b9;
    --panel-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);

    --ring-u: #3498db;
    --ring-d: #e74c3c;
    --ring-c: #2ecc71;
    --ring-um: #f1c40f;
    --ring-dm: #9b59b6;
    --ring-cm: #e67e22;
    --ring-umi: #1abc9c;
    --ring-dmi: #34495e;
}

[data-theme="dark"] {
    --bg-color: #121212;
    --text-color: #ffffff;
    --text-shadow-ui: 0px 4px 10px rgba(0, 0, 0, 0.8);
    --label-color: #ffffff;
    --label-shadow: 2px 2px 0 #000, -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000, 1px 1px 0 #000;
    --btn-bg: #2c3e50;
    --btn-text: #ffffff;
    --btn-border: #34495e;
    --btn-hover: #34495e;
    --panel-bg: rgba(20, 20, 25, 0.85);
    --panel-border: #444;
    --panel-text: #ddd;
    --panel-title: #3498db;
    --panel-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);

    --ring-u: #5dade2;
    --ring-d: #ec7063;
    --ring-c: #58d68d;
    --ring-um: #f4d03f;
    --ring-dm: #af7ac5;
    --ring-cm: #eb984e;
    --ring-umi: #48c9b0;
    --ring-dmi: #bdc3c7;
}

/* =========================================
   ESTILOS GERAIS
   ========================================= */
body {
    margin: 0;
    overflow: hidden;
    background-color: var(--bg-color);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    touch-action: none;
    transition: background-color 0.5s, color 0.5s;
}

#ui-container {
    position: absolute;
    top: 40px;
    width: 100%;
    text-align: center;
    pointer-events: none;
    z-index: 10;
}

#total-display {
    font-size: 64px;
    font-weight: bold;
    text-shadow: var(--text-shadow-ui);
    margin: 0;
    letter-spacing: 2px;
}

.abaco-label {
    color: var(--label-color);
    font-size: 24px;
    font-weight: bold;
    text-shadow: var(--label-shadow);
    pointer-events: none;
    margin-top: 20px;
}

/* Grupo de Botões Superiores */
.top-controls {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    gap: 15px;
    z-index: 20;
}

.control-btn {
    padding: 10px 15px;
    border-radius: 20px;
    background-color: var(--btn-bg);
    color: var(--btn-text);
    border: 2px solid var(--btn-border);
    font-family: inherit;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--panel-shadow);
}

.control-btn:hover {
    background-color: var(--btn-hover);
    transform: scale(1.05);
}

/* Legenda Lateral */
#legend-box {
    position: absolute;
    top: 20px;
    left: 20px;
    background-color: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: 15px;
    font-size: 14px;
    line-height: 1.6;
    color: var(--panel-text);
    pointer-events: none;
    box-shadow: var(--panel-shadow);
    z-index: 10;
    backdrop-filter: blur(4px);
    transition: all 0.3s;
}

#legend-box h3 {
    margin: 0 0 10px 0;
    font-size: 15px;
    color: var(--panel-title);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Tooltip Ajuda */
#help-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--btn-bg);
    color: var(--btn-text);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    cursor: help;
    z-index: 20;
    box-shadow: var(--panel-shadow);
    border: 2px solid var(--btn-border);
    transition: all 0.2s;
    user-select: none;
}

#help-btn:hover {
    background-color: var(--btn-hover);
    transform: scale(1.05);
}

#help-tooltip {
    visibility: hidden;
    width: 220px;
    background-color: var(--panel-bg);
    color: var(--panel-text);
    text-align: center;
    border-radius: 12px;
    padding: 15px;
    position: absolute;
    bottom: 70px;
    right: 0;
    font-size: 15px;
    line-height: 1.6;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
    transform: translateY(10px);
    pointer-events: none;
    border: 1px solid var(--panel-border);
    box-shadow: var(--panel-shadow);
    backdrop-filter: blur(4px);
}

#help-btn:hover #help-tooltip {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
}

/* =========================================
   MODAL DE CONFIGURAÇÕES
   ========================================= */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    transition: opacity 0.3s;
}

.modal-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.modal-content {
    background-color: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    padding: 25px;
    width: 300px;
    max-height: 80vh;
    overflow-y: auto;
    color: var(--panel-text);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-header h2 {
    margin: 0;
    font-size: 20px;
    color: var(--panel-title);
}

.close-btn {
    background: none;
    border: none;
    color: inherit;
    font-size: 28px;
    cursor: pointer;
}

.close-btn:hover {
    color: #e74c3c;
}

.setting-group {
    margin-bottom: 15px;
}

.setting-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
}

.setting-group input[type="number"] {
    width: 100%;
    padding: 8px;
    border-radius: 6px;
    border: 1px solid var(--btn-border);
    background: var(--btn-bg);
    color: var(--text-color);
    box-sizing: border-box;
    font-weight: bold;
}

.modal-divider {
    border: 0;
    border-top: 1px solid var(--panel-border);
    margin: 20px 0;
}

/* Fileira de Seletor de Cores */
.color-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-size: 14px;
}

/* =========================================
   SELETOR DE CORES CUSTOMIZADO (ACORDEÃO)
   ========================================= */
.color-accordion {
    margin-bottom: 8px;
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.color-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    cursor: pointer;
    font-size: 14px;
    list-style: none;
    /* Remove a setinha nativa do HTML */
    border-radius: 8px;
}

.color-summary::-webkit-details-marker {
    display: none;
    /* Remove a setinha no Chrome/Safari */
}

.color-summary:hover {
    background: rgba(255, 255, 255, 0.05);
}

.current-color-preview {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--panel-border);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.custom-color-picker {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    padding: 15px;
    border-top: 1px solid var(--panel-border);
}

.color-swatch {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
    box-sizing: border-box;
}

.color-swatch:hover {
    transform: scale(1.2);
}

.color-swatch.active {
    border-color: #ffffff;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
}

[data-theme="light"] .color-swatch.active {
    border-color: #2c3e50;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.5);
}

/* =========================================
   CONTROLES INFERIORES (TOUCH / MOBILE)
   ========================================= */
.bottom-controls {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
}

.mode-btn {
    padding: 12px 25px;
    font-size: 18px;
    font-family: inherit;
    font-weight: bold;
    border-radius: 30px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
    color: white;
    user-select: none;
    border: 3px solid transparent;
}

.mode-btn:active {
    transform: scale(0.95);
}

.mode-add {
    background-color: #27ae60;
    border-color: #2ecc71;
}

.mode-remove {
    background-color: #c0392b;
    border-color: #e74c3c;
}

/* =========================================
   CONTROLE DISCRETO (TOUCH / MOBILE)
   ========================================= */
#mobile-mode-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #27ae60;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    cursor: pointer;
    z-index: 20;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
    border: 2px solid #2ecc71;
    transition: transform 0.2s, background-color 0.3s, border-color 0.3s;
    user-select: none;
}

#mobile-mode-btn:active {
    transform: scale(0.9);
}

#mobile-mode-btn.mode-remove {
    background-color: #c0392b;
    border-color: #e74c3c;
}

/* Esconde o botão caso esteja com a classe hidden */
.hidden {
    display: none !important;
}