:root {
    --primary-color: #89CFF0;
    --secondary-color: #F5F5DC;
    --accent-color: #FFD700;
    --text-color: #333333;
    --bg-color: #f0f8ff;
    --card-bg-color: #ffffff;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --glow-color: rgba(137, 207, 240, 0.5);
    --success-color: #4CAF50;
    --error-color: #f44336;
}

body {
    font-family: 'Nunito', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding-top: 8rem; /* Adjusted for fixed header */
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
    background-image: url('subtle-pattern.png');
}

header {
    background-color: var(--card-bg-color);
    box-shadow: 0 4px 12px var(--shadow-color);
    padding: 1rem 3rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}
nav {
    display: flex;
    gap: 1rem;
}


#app-container {
    width: 100%;
    max-width: 1200px;
    background-color: var(--card-bg-color);
    border-radius: 16px;
    box-shadow: 0 8px 24px var(--shadow-color);
    padding: 2rem 3rem;
    text-align: center;
    position: relative; /* For message positioning */
}

h1 {
    color: var(--primary-color);
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.button-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px var(--glow-color);
}

.button.secondary {
    background-color: var(--accent-color);
}

.button.active {
    background-color: var(--accent-color);
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
}

/* Profile Management */
h2 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}
.profile-form {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

#child-name-input {
    font-size: 1rem;
    padding: 0.8rem 1rem;
    border: 1px solid #ccc;
    border-radius: 8px;
    width: 60%;
}

.profile-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.profile-item {
    background-color: var(--bg-color);
    padding: 1rem 2rem;
    border-radius: 8px;
    width: 80%;
    text-align: left;
    font-size: 1.1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

/* Activity Form */
.activity-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    text-align: left;
}

.activity-form input,
.activity-form select {
    width: 100%;
    box-sizing: border-box;
    font-size: 1rem;
    padding: 0.8rem 1rem;
    border: 1px solid #ccc;
    border-radius: 8px;
}

.activity-form button {
    grid-column: 2 / 3;
    justify-self: end;
}

/* Calendar View */
.calendar-container {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 2rem;
}

#summary-panel {
    grid-column: 2 / 3; /* Occupy the second column of the calendar-container */
    display: flex;
    flex-direction: column; /* Stack controls and summary vertically */
}

#summary-container {
    background-color: var(--bg-color);
    padding: 1.5rem;
    border-radius: 8px;
    text-align: left;
    /* Removed grid-column and margin-top, now controlled by parent #summary-panel */
}

#summary-container h3 {
    margin-top: 0;
    color: var(--primary-color);
}

#summary-container ul {
    list-style-type: none;
    padding: 0;
}

#summary-container li {
    margin-bottom: 0.5rem;
}

.event-popup {
    background-color: var(--primary-color);
    color: white;
    padding: 10px;
    border-radius: 5px;
}

#summary-view-controls {
    display: flex;
    justify-content: space-around;
    margin-bottom: 1rem; /* Space between controls and summary */
    /* Removed grid-column and align-self, now controlled by parent #summary-panel */
}

#summary-view-controls .button {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* Message Styles */
.message {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    text-align: center;
    font-weight: bold;
    opacity: 1;
    transition: opacity 0.5s ease-out;
}

.message.hide {
    opacity: 0;
}

.message.success {
    background-color: var(--success-color);
    color: white;
}


.message.error {
    background-color: var(--error-color);
    color: white;
}

/* Activity Dot on Calendar */
.vanilla-calendar .vanilla-calendar__date.has-activity::after {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    background-color: var(--primary-color); /* Use your primary color for the dot */
    border-radius: 50%;
    margin: 2px auto 0; /* Center the dot below the date number */
}