:root {
    --primary-bg: #2d2d2d;
    --secondary-bg: #3c3c3c;
    --primary-text: #f0f0f0;
    --secondary-text: #a0a0a0;
    --accent-color: #4a90e2;
    --done-color: #777;
    --border-color: #555;
    --error-color: #e24a4a;
}

.light-mode {
    --primary-bg: #f0f2f5;
    --secondary-bg: #ffffff;
    --primary-text: #333;
    --secondary-text: #666;
    --accent-color: #007bff;
    --done-color: #adb5bd;
    --border-color: #dee2e6;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--primary-bg);
    color: var(--primary-text);
    margin: 0;
    padding: 1rem;
    transition: background-color 0.3s, color 0.3s;
}

.app-container, .login-container {
    max-width: 700px;
    margin: 0 auto;
}

header {
    display: flex;
    justify-content: space-between; /* A h1-et balra, a header-controls-t jobbra tolja */
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-bottom: 0.75rem;
    width: 100%;
    box-sizing: border-box;
}

header h1 {
    margin: 0;
    font-size: 1.3rem; /* Kisebb méret, kompaktabb fejléc */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0; /* Flexbox fix a szövegtöréshez */
    flex-shrink: 1; /* Engedélyezi a zsugorodást, ha szükséges */
    flex-grow: 0; /* Nem engedi, hogy feleslegesen növekedjen */
}

#theme-toggle {
    background: none;
    border: none;
    color: var(--primary-text);
    cursor: pointer;
    font-size: 1.5rem;
}

.header-controls {
    display: flex; /* A gombokat egymás mellé rendezi */
    align-items: center;
    gap: 15px; /* Távolság a téma váltó és a kilépés gomb között */
}

.theme-toggle-container {
    /* Nincs szükség speciális flex tulajdonságokra, ez csak egy burkoló */
    display: flex; /* Hogy a gombot középre igazítsa, ha szükséges */
    justify-content: center;
}

.logout-btn {
    display: flex;
    align-items: center;
    padding: 8px;
    color: var(--primary-text); /* A szöveg színe */
    text-decoration: none;
}

#add-item-form {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

#item-input {
    flex-grow: 1;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    background-color: var(--secondary-bg);
    color: var(--primary-text);
    font-size: 1rem;
}

#add-item-form button {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 5px;
    background-color: var(--accent-color);
    color: white;
    font-size: 1rem;
    cursor: pointer;
    font-weight: bold;
}

.list-container h2 {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.25rem;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

li {
    display: flex;
    align-items: center;
    padding: 0.4rem 0.25rem;
    border-bottom: 1px solid var(--border-color);
    transition: color 0.3s;
}

.drag-handle {
    cursor: grab;
    color: var(--secondary-text);
    padding: 0 5px;
    margin-right: 5px;
    font-size: 1.2rem;
    user-select: none;
}

/* SortableJS modern animáció stílusok */
.sortable-ghost {
    opacity: 0.3 !important;
    background-color: var(--accent-color) !important;
    border-radius: 8px;
}

.sortable-drag {
    opacity: 1 !important;
    background-color: var(--secondary-bg) !important;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    border-radius: 8px;
    cursor: grabbing;
}

li.done .item-text {
    text-decoration: line-through;
    color: var(--done-color);
}

.item-text {
    flex-grow: 1;
    margin-left: 1rem;
    display: flex;
    flex-direction: column;
}

input[type="checkbox"] {
    width: 1.5rem;
    height: 1.5rem;
    cursor: pointer;
}

.archive-container {
    margin-top: 1rem;
}

#archive-toggle {
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    color: var(--primary-text);
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
}

#archive-content {
    margin-top: 1rem;
    padding: 1rem;
    background-color: var(--secondary-bg);
    border-radius: 5px;
}

#archive-content.hidden {
    display: none;
}

#archived-list .reactivate-btn {
    margin-left: auto;
    background: none;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 0.3rem 0.6rem;
    border-radius: 5px;
    cursor: pointer;
}


/* Login Page */
.login-container {
    padding: 2rem;
    background-color: var(--secondary-bg);
    border-radius: 8px;
    margin-top: 5vh;
    text-align: center;
}
.login-container form {
    display: flex;
    flex-direction: column;
}
.login-container input {
    margin: 1rem 0;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    background-color: var(--primary-bg);
    color: var(--primary-text);
    font-size: 1rem;
}
.login-container button {
    padding: 0.75rem;
    border: none;
    border-radius: 5px;
    background-color: var(--accent-color);
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
}
.login-container .error {
    color: var(--error-color);
    margin-top: 1rem;
}

/* Modális ablakok és új elemek stílusai */
.modal {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex; justify-content: center; align-items: center;
    z-index: 1000;
}
.modal.hidden { display: none; }
.modal-content {
    background-color: var(--secondary-bg);
    color: var(--primary-text);
    padding: 20px; border-radius: 8px; width: 90%; max-width: 400px;
    position: relative;
}
.close-btn {
    position: absolute; top: 10px; right: 15px; font-size: 24px; cursor: pointer; color: var(--primary-text);
}
.modal-input {
    width: 100%; padding: 10px; margin-bottom: 15px; box-sizing: border-box;
    border: 1px solid var(--border-color);
    background-color: var(--primary-bg);
    color: var(--primary-text);
    border-radius: 5px;
}
.item-date { font-size: 0.8em; color: var(--secondary-text); margin-top: 3px; }
.action-btn { background: none; border: none; font-size: 1.2em; cursor: pointer; margin-left: 5px; color: var(--primary-text); }
.item-image-thumbnail { max-width: 40px; max-height: 40px; border-radius: 4px; cursor: pointer; margin-left: 10px; vertical-align: middle; object-fit: cover; }

#save-edit-btn { background-color: var(--accent-color); color: white; border: none; border-radius: 5px; }
#remove-image-btn { background-color: var(--secondary-bg); color: var(--error-color); border: 1px solid var(--border-color); padding: 5px; border-radius: 5px; }

#viewer-item-name {
    color: white;
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 15px;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.8);
    font-weight: bold;
}