:root {
    /* MODO CLARO*/
    --bg-body: oklch(96% 0.01 250);
    --bg-header: oklch(91% 0.02 303);
    --bg-card: oklch(96% 0.01 250);
    --bg-map: oklch(100% 0 0);
    --text-main: oklch(28% 0 0);
    --text-muted: oklch(45% 0 0);
    --border-light: oklch(0% 0 0 / 0.1);
    --shadow: oklch(0% 0 0 / 0.1);
    --progress-bg: oklch(90% 0 0);
    --link-color: oklch(60% 0.22 290);
}

/* MODO OSCURO */
[data-theme="dark"] {
    --bg-body: oklch(15% 0.02 250);
    --bg-header: oklch(20% 0.02 250);
    --bg-card: oklch(25% 0.02 250);
    --bg-map: oklch(18% 0.02 250);
    
    --text-main: oklch(90% 0 0);
    --text-muted: oklch(75% 0 0); 
    
    --border-light: oklch(100% 0 0 / 0.15);
    --shadow: oklch(0% 0 0 / 0.5);
    
    --progress-bg: oklch(30% 0 0);
    --link-color: oklch(75% 0.15 290);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%; 
    width: 100%;
    overflow: hidden; 
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    display: flex;
    flex-direction: column; 
}

header {
    background-color: var(--bg-header);
    min-height: 60px; 
    padding: 0.8rem 1.5rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
    box-shadow: 0 2px 4px var(--shadow);
    z-index: 10;
    flex-shrink: 0;
    gap: 15px;
}

h1 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-main);
    white-space: nowrap;
}

.leyenda-container {
    display: flex;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
    flex-wrap: wrap; 
    justify-content: center;
}

.leyenda-item {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 3px 5px;
    border-radius: 4px;
    background-color: var(--bg-card);
}

.color-box {
    width: 15px;
    height: 15px;
    border-radius: 3px;
    border: 1px solid oklch(0% 0 0 / 0.2);
}

.actions-container {
    display: flex;
    gap: 15px;
    align-items: center;
}

.progress-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

#progress-text {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    white-space: nowrap;
}

.progress-bar-bg {
    width: 100px; 
    height: 10px;
    background-color: var(--progress-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: inset 0 1px 2px var(--shadow);
}

#progress-fill {
    height: 100%;
    width: 0%;
    background-color: oklch(80% 0.22 145);
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

#clear {
    background-color: oklch(63% 0.23 29);
    color: oklch(100% 0 0);
    border: none;
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    white-space: nowrap;
}

#clear:hover {
    background-color: oklch(56% 0.21 29);
}

#theme-toggle svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-muted); 
    fill: none;
    transition: stroke 0.3s ease, transform 0.3s ease;
}

#theme-toggle:hover svg {
    stroke: var(--link-color);
    background-color: var(--shadow);
}

.icon-moon { display: block; }
.icon-sun { display: none; }

[data-theme="dark"] .icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: block; }

footer {
    height: 30px;
    background-color: oklch(96% 0.01 250);
    display: flex;
    justify-content: center; 
    align-items: center;
    font-size: 0.8rem;
    color: oklch(50% 0 0);
    border-top: 1px solid oklch(90% 0 0);
    flex-shrink: 0;
    text-align: center;
    padding: 0 10px;
}

footer a {
    color: oklch(60% 0.22 290);
    text-decoration: none;
    margin-left: 5px;
}

footer a:hover {
    text-decoration: underline;
}

#network {
    width: 100%;
    flex: 1;
    min-height: 0;
    border: 1px solid oklch(85% 0 0);
    position: relative;
}

@media (max-width: 768px) {
    header {
        flex-direction: row !important;
        flex-wrap: wrap;
        justify-content: space-between;
        gap: 10px;
        padding: 0.8rem;
        height: auto !important;
    }

    h1 {
        font-size: 1.2rem;
        width: 100%;
        text-align: center;
        order: 1;
        margin-bottom: 5px;
    }

    .progress-container {
        width: auto;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        order: 2;
    }

    .progress-bar-bg {
        width: 100%;
        max-width: 150px;
    }

    .actions-container {
        width: auto;
        order: 3;
        gap: 8px;
    }

    #clear {
        width: auto; 
        justify-content: flex-end;
        padding: 0.8rem;
        font-size: 0.75rem;
        order: 3;
    }

    .leyenda-container {
        width: 100%;
        order: 4;
        justify-content: center;
        flex-wrap: wrap;
        overflow-x: visible; 
        padding-bottom: 5px;
    }

    .leyenda-item {
        flex-shrink: 0; 
        font-size: 0.7rem;
    }

    footer {
        height: auto;
        padding: 5px 10px;
        font-size: 0.7rem;
    }
}