/* --- [HEADER COMPONENT STYLES] ---
  This file styles the <header class="page-header">
  It uses the variables defined in 'style.css'.
*/

/* 1. Main Header Container */
.page-header {
    display: flex;
    justify-content: space-between; /* Pushes left and right sides apart */
    align-items: center;
    
    padding-bottom: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

/* 2. Left Side (Title) */
.page-header__left {
    flex: 1; /* Allows it to take up available space */
}

.page-header__title {
    margin: 0;
    font-size: 1.75rem; /* 28px */
    color: var(--text-primary);
}

/* 3. Right Side (Actions) */
.page-header__right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md); /* Space between items */
}

/* 4. Search Form */
.page-header__search-form {
    position: relative; /* Container for the absolute icon button */
}

.page-header__search-input {
    font-family: inherit;
    font-size: 0.875rem; /* 14px */
    color: var(--text-primary);
    background-color: var(--bg-primary);
    
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    
    padding: var(--spacing-sm);
    /* Make room for the icon on the left */
    padding-left: calc(var(--spacing-sm) * 2 + 20px); /* padding + icon width */
    
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-header__search-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.page-header__search-btn {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    
    display: flex;
    align-items: center;
    
    background: transparent;
    border: none;
    cursor: pointer;
    
    padding: 0 var(--spacing-sm);
    color: var(--text-secondary);
}

.page-header__search-btn:hover {
    color: var(--text-primary);
}

.icon-search {
    font-size: 1.25rem; /* 20px */
    width: 20px;
    text-align: center;
}