/* style.css - extracted from index.html */
body {
    font-family: 'Inter', sans-serif;
    scroll-behavior: smooth;
}
.tab-content { display: none; }
.tab-content.active { display: block; }
.sidebar-link {
    display: block;
    padding: 0.75rem 1.25rem;
    border-radius: 0.375rem;
    transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out;
}
.sidebar-link:hover {
    background-color: #e0f2fe;
    color: #0c4a6e;
}
.sidebar-link.active {
    background-color: #0ea5e9;
    color: white;
    font-weight: 600;
}
.card {
    background-color: white;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}
.modal {
    display: none;
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
}
.modal-content {
    background-color: #fefefe;
    margin: 10% auto;
    padding: 25px;
    border: 1px solid #888;
    width: 80%;
    max-width: 600px;
    border-radius: 0.5rem;
    position: relative;
}
.close-button {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    position: absolute;
    top: 10px;
    right: 20px;
}
.close-button:hover,
.close-button:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}
.accordion-header {
    cursor: pointer;
    padding: 1rem;
    background-color: #f3f4f6;
    border: 1px solid #e5e7eb;
    border-radius: 0.375rem;
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.accordion-content {
    display: none;
    padding: 1rem;
    border: 1px solid #e5e7eb;
    border-top: none;
    border-radius: 0 0 0.375rem 0.375rem;
    background-color: #fafafa;
}
.accordion-content.open {
    display: block;
}
.timer-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #1f2937;
    color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    z-index: 50;
    max-width: 300px;
    width: auto;
}
.timer-display {
    font-size: 1.75rem;
    font-weight: bold;
}
.timer-controls-panel {
    transition: max-height 0.3s ease-out;
    overflow: hidden;
}
.timer-controls-panel.hidden {
    max-height: 0;
    display: none;
}
.timer-controls-panel:not(.hidden) {
    display: block;
    max-height: 300px;
}
#toggleTimerControls {
    transition: transform 0.3s ease;
}
#timerControlsIcon {
    display: inline-block;
    transition: transform 0.3s ease;
}