/* --- GOOGLE FONT & VARIABLES --- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');

:root {
    /* Variables para el Tema Oscuro (por defecto) */
    --bg-color: #0D1117;
    --bg-secondary-color: #161B22;
    --card-bg-color: #161B22;
    --card-gradient: linear-gradient(145deg, #1a202c, #2d3748);
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --accent-color: #6366F1;
    --accent-color-hover: #4F46E5;
    --accent-glow: 0 0 20px rgba(99, 102, 241, 0.5);
    --border-color: #30363D;
    --shadow-color: rgba(0, 0, 0, 0.4);
    --green-color: #22c55e;
    --red-color: #ef4444;
    --yellow-color: #d97706;
    --slider-bg: #374151;
    --calendar-indicator: invert(1);
}

body.light-mode {
    /* Variables para el Tema Claro */
    --bg-color: #F9FAFB;
    --bg-secondary-color: #F3F4F6;
    --card-bg-color: #FFFFFF;
    --card-gradient: linear-gradient(145deg, #FFFFFF, #F9FAFB);
    --text-primary: #1F2937;
    --text-secondary: #4B5563;
    --accent-color: #4F46E5;
    --accent-color-hover: #4338CA;
    --accent-glow: 0 0 20px rgba(79, 70, 229, 0.4);
    --border-color: #E5E7EB;
    --shadow-color: rgba(99, 102, 241, 0.1);
    --green-color: #16a34a;
    --red-color: #dc2626;
    --yellow-color: #d97706;
    --slider-bg: #D1D5DB;
    --calendar-indicator: initial;
}

/* --- ESTILO BASE --- */
body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color) !important;
    color: var(--text-primary) !important;
    transition: background-color 0.3s ease, color 0.3s ease;
}

label {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
}

h2, h3 {
    color: var(--text-primary);
}

#auth-container {
    background-image: linear-gradient(rgba(13, 17, 23, 0.8), rgba(13, 17, 23, 1)), url('backgroundloging.png');
    background-size: cover;
    background-position: center;
}

#auth-container .card {
    background-color: rgba(22, 27, 34, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
}

body.light-mode #auth-container {
     background-image: linear-gradient(rgba(249, 250, 251, 0.7), rgba(249, 250, 251, 0.9)), url('backgroundloging.png');
}

body.light-mode #auth-container .card {
    background-color: rgba(255, 255, 255, 0.7);
    border-color: var(--border-color);
}


/* --- TARJETAS Y CONTENEDORES --- */
.card {
    background-color: var(--card-bg-color);
    border-radius: 1rem;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px var(--shadow-color);
    transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px var(--shadow-color);
}

.summary-box {
    background: var(--card-gradient);
    border-radius: 1rem;
    padding: 1.5rem;
    text-align: center;
    border: 1px solid var(--border-color);
    box-shadow: 0 6px 16px var(--shadow-color);
    transition: all 0.3s ease-in-out;
}
.summary-box:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 30px var(--shadow-color);
}

/* --- BOTONES Y ELEMENTOS INTERACTIVOS --- */
.btn {
    background-color: var(--accent-color);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.btn:hover {
    background-color: var(--accent-color-hover);
    transform: translateY(-2px);
    box-shadow: 0 7px 14px rgba(0,0,0,0.2), var(--accent-glow);
}
.btn:active {
    transform: translateY(1px);
}
.btn-green { background-color: var(--green-color); }
.btn-green:hover { background-color: #15803d; box-shadow: 0 7px 14px rgba(0,0,0,0.2), 0 0 15px rgba(34, 197, 94, 0.5); }

/* --- PESTAÑAS --- */
.tab-btn {
    padding: 0.5rem 1.25rem;
    border-radius: 0.5rem;
    background-color: transparent;
    color: var(--text-secondary);
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}
.tab-btn.active {
    color: var(--text-primary);
    background-color: var(--card-bg-color);
    box-shadow: 0 2px 4px var(--shadow-color);
}
.tab-btn:not(.active):hover {
    background-color: var(--bg-secondary-color);
    color: var(--text-primary);
}
.tab-content { display: none; margin-top: 1rem;}
.tab-content.active { display: block; }

#main-content-wrapper {
    margin-top: 1.5rem; /* Espaciado para separar de los cuadros de estadísticas */
}


/* --- FORMULARIOS --- */
.input, .select {
    background-color: var(--bg-secondary-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem;
    color: var(--text-primary);
    width: 100%;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.input:focus, .select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-color) 30%, transparent);
}

/* Estilo para el ícono del calendario */
input[type="date"]::-webkit-calendar-picker-indicator {
    filter: var(--calendar-indicator);
}


/* --- TABLAS --- */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 0.5rem;
}

th, td {
    padding: 0.75rem 1rem;
    text-align: left;
    white-space: nowrap;
    color: var(--text-secondary);
}

td {
    color: var(--text-primary);
}

th {
    background-color: var(--bg-secondary-color);
    font-weight: 600;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.75rem;
}
th:first-child { border-radius: 0.5rem 0 0 0.5rem; }
th:last-child { border-radius: 0 0.5rem 0.5rem 0; }

tr.data-row td {
    background-color: var(--card-bg-color);
    transition: background-color 0.2s ease;
}
tr.data-row td:first-child { border-radius: 0.5rem 0 0 0.5rem; }
tr.data-row td:last-child { border-radius: 0 0.5rem 0.5rem 0; }

tr.data-row:hover td {
    background-color: #2d3748; /* Un tono más claro que el fondo de la tarjeta */
}

body.light-mode tr.data-row:hover td {
    background-color: var(--bg-secondary-color);
}


.action-icon-btn {
    background-color: var(--bg-secondary-color); color: var(--text-secondary); padding: 0.5rem; border-radius: 50%; display: inline-flex;
    align-items: center; justify-content: center; transition: all 0.2s ease; cursor: pointer; border: 1px solid var(--border-color);
}
.action-icon-btn:hover { color: var(--accent-color); transform: scale(1.1); box-shadow: 0 0 8px var(--shadow-color); }
.delete-icon-btn:hover { background-color: var(--red-color); color: white; }
.edit-icon-btn:hover { background-color: #3b82f6; color: white; }

/* --- OTROS ESTILOS Y ANIMACIONES --- */
#price-ticker-container {
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    background: var(--bg-secondary-color);
    border: 1px solid var(--border-color);
    height: 2.5rem; /* Se añade altura para centrar el contenido */
}
#price-ticker.animate { animation: scroll 40s linear infinite; }
.ticker-item { 
    display: inline-flex; 
    align-items: center; 
    gap: 0.5rem; 
    padding: 0 1.5rem; 
    line-height: 2.5rem; /* Se iguala al alto del contenedor */
}
.ticker-separator { color: var(--border-color); }
@keyframes scroll { from { transform: translateX(0%); } to { transform: translateX(-50%); } }

.crypto-icon { width: 24px; height: 24px; margin-right: 8px; }

.switch { position: relative; display: inline-block; width: 50px; height: 28px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: var(--slider-bg); transition: .4s; border-radius: 28px; }
.slider:before { position: absolute; content: ""; height: 20px; width: 20px; left: 4px; bottom: 4px; background-color: white; transition: .4s; border-radius: 50%; }
input:checked + .slider { background-color: var(--accent-color); }
input:checked + .slider:before { transform: translateX(22px); }

.modal-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: color-mix(in srgb, var(--bg-color) 80%, transparent); backdrop-filter: blur(5px); display: flex; align-items: center; justify-content: center; z-index: 1000; }

/* --- Estilos de Filas de Tablas (Detalles y Abiertas) --- */

.futures-data-row.open td {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.trade-details td {
    background-color: var(--bg-color);
    border-radius: 0 0 0.5rem 0.5rem;
}
.trade-details .font-semibold {
    color: var(--text-secondary);
}


/* --- BOTONES FLOTANTES (MÓVIL) --- */
#mobile-fab-buttons {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    z-index: 50;
    display: none; /* Oculto por defecto */
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
}

.fab-btn, .fab-btn-sm {
    border-radius: 50%;
    color: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}
.fab-btn {
    width: 3.5rem; /* 56px */
    height: 3.5rem; /* 56px */
}
.fab-btn-sm {
    width: 3rem; /* 48px */
    height: 3rem; /* 48px */
}

.fab-btn:hover, .fab-btn-sm:hover {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.3);
}

/* --- TICKER PERSONALIZADO --- */
#customTickerList > div {
    background-color: #2a313c; /* Color oscuro por defecto */
    transition: background-color 0.3s ease, color 0.3s ease;
}
body.light-mode #customTickerList > div {
    background-color: var(--bg-secondary-color);
    color: var(--text-primary);
}
body.light-mode #customTickerList .delete-ticker-btn {
    color: var(--red-color);
}


/* --- Colores de texto (reemplazo de clases de Tailwind) --- */
.text-green-400 { color: var(--green-color); }
.text-red-400 { color: var(--red-color); }
.text-yellow-400 { color: var(--yellow-color); }
.text-indigo-400 { color: var(--accent-color); }
.text-gray-100 { color: var(--text-primary); }
.text-gray-200 { color: var(--text-primary); }
.text-gray-300 { color: var(--text-secondary); }
.text-gray-400 { color: var(--text-secondary); }
.text-gray-500 { color: var(--text-secondary); }

/* --- MODO DALTÓNICO --- */
body.colorblind-mode .text-green-400 { color: #3b82f6 !important; }
body.colorblind-mode .text-red-400 { color: #f97316 !important; }

/* --- RESPONSIVE --- */
@media (max-width: 640px) {
    .container { max-width: 100%; padding: 0.5rem; }
    .card, .summary-box { padding: 1rem; }
    .tab-btn { padding: 0.4rem 0.5rem; font-size: 0.7rem; }
    th, td { padding: 0.5rem 0.4rem; font-size: 0.7rem; white-space: normal; }
    th { white-space: nowrap; }
    .trade-details .text-lg { font-size: 0.875rem; }
    .trade-details .font-semibold { font-size: 0.75rem; }

    /* Ocultar botones de escritorio y mostrar flotantes */
    #desktop-action-buttons {
        display: none;
    }
    #mobile-fab-buttons {
        display: flex;
    }

    /* Achicar botones de acción en la tabla */
    .action-icon-btn {
        padding: 0.35rem;
    }
    .action-icon-btn svg {
        width: 12px;
        height: 12px;
    }
}