/* Define root variables for light and dark modes */
:root {
    /* Light mode (default) */
    --background-color: yellow;
    --text-color: #000000;
    --border-color: #000000;
    --input-bg: #ffffff;
    --input-border: #ccc;
    --button-bg: #2196F3;
    --button-text: #ffffff;
    --button-disabled-bg: #ccc;
    --bless-btn-bg: yellow;
    --curse-btn-bg: red;
    --delete-btn-bg: #f44336;
    --admin-btn-bg: #4CAF50;
    --logout-btn-bg: #f44336;
    --container-bg: transparent;
    --banner-bg: #f0f0f0;
    --card-bg: #f9f9f9;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

body.dark-mode {
    /* Dark mode */
    --background-color: #1a1a1a;
    --text-color: #ffffff;
    --border-color: #ffffff;
    --input-bg: #333333;
    --input-border: #555555;
    --button-bg: #1976D2;
    --button-text: #ffffff;
    --button-disabled-bg: #666666;
    --bless-btn-bg: #cccc00;
    --curse-btn-bg: #b30000;
    --delete-btn-bg: #d32f2f;
    --admin-btn-bg: #388E3C;
    --logout-btn-bg: #d32f2f;
    --container-bg: #2a2a2a;
    --banner-bg: #333333;
    --card-bg: #2a2a2a;
    --shadow-color: rgba(255, 255, 255, 0.1);
}

html {
    height: 100%;
    background-color: var(--background-color);
}

body {
    min-height: 100%;
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    position: relative;
}

.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--background-color);
}

.login-card {
    background-color: var(--card-bg);
    padding: 3vh 4vw;
    border-radius: 1vw;
    box-shadow: 0 4px 8px var(--shadow-color);
    width: 90%;
    max-width: 40vw;
    text-align: center;
}

.login-card h1 {
    font-size: 2.5vw;
    margin-bottom: 2vh;
    color: var(--text-color);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 2vh;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5vh;
}

.form-group input {
    padding: 1vh 1.5vw;
    font-size: 1.2vw;
    border: 0.1vw solid var(--input-border);
    border-radius: 0.5vw;
    background-color: var(--input-bg);
    color: var(--text-color);
    outline: none;
    transition: border-color 0.3s;
}

.form-group input:focus {
    border-color: var(--button-bg);
}

.form-buttons {
    display: flex;
    gap: 1vw;
    justify-content: center;
}

.form-buttons button {
    padding: 1vh 2vw;
    font-size: 1.2vw;
    border-radius: 0.5vw;
    border: 0.1vw solid var(--border-color);
    background-color: var(--button-bg);
    color: var(--button-text);
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}

.form-buttons button:hover {
    background-color: #1e88e5;
    transform: scale(1.05);
}

#signup-btn {
    background-color: #4CAF50;
}

#signup-btn:hover {
    background-color: #43a047;
}

#error-message {
    color: #f44336;
    font-size: 1vw;
    margin-top: 1vh;
}

.banner-container {
    width: 100%;
    margin: 0;
}

.banner {
    width: 100%;
    background-color: var(--banner-bg);
    padding: 1vh 0;
    margin-bottom: 2vh;
    position: relative;
    overflow: hidden;
}

#banner-image {
    display: block;
    width: 100%;
    height: auto;
    max-height: 40vh;
    object-fit: cover;
}

.banner h1 {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    margin: 0;
    font-size: 3.5vw;
    color: black;
    text-shadow: 2px 2px 4px rgba(255, 255, 255, 0.7);
}

.banner p {
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translateX(-50%);
    margin: 0;
    font-size: 1.5vw;
    color: black;
    text-shadow: 2px 2px 4px rgba(255, 255, 255, 0.7);
}

.header-controls {
    position: absolute;
    top: 1vh;
    right: 1vw;
    display: flex;
    gap: 1vw;
    z-index: 10;
}

#admin-banner-form {
    width: 90%;
    max-width: 90vw;
    margin: 0 auto 2vh auto;
    text-align: center;
}

#admin-banner-form h3 {
    font-size: 1.8vw;
    margin: 0.5vh 0;
}

#banner-input {
    padding: 0.8vh 1vw;
    font-size: 1.2vw;
    width: 50%;
    max-width: 50vw;
    margin-right: 1vw;
}

#update-banner-btn {
    padding: 0.8vh 1.5vw;
    font-size: 1.2vw;
}

.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-top: 5vh;
}

.meme-input-container {
    margin: 2vh 0;
    width: 90%;
    max-width: 90vw;
    display: flex;
    gap: 1vw;
    justify-content: center;
}

.sort-pagination-wrapper {
    margin: 2vh 0;
    width: 90%;
    max-width: 90vw;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.sort-container {
    display: flex;
    align-items: center;
    gap: 1vw;
}

.sort-container label {
    font-size: 1.5vw;
}

.sort-container select {
    padding: 0.8vh 1vw;
    font-size: 1.2vw;
    border-radius: 0.5vw;
    border: 0.1vw solid var(--input-border);
    background-color: var(--input-bg);
    color: var(--text-color);
}

.pagination-container {
    display: none;
    justify-content: center;
    align-items: center;
    gap: 1vw;
}

.top-pagination {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.bottom-pagination {
    margin: 2vh 0;
    width: 90%;
    max-width: 90vw;
}

#page-info, #page-info-top {
    font-size: 1.5vw;
}

#prev-page, #next-page, #prev-page-top, #next-page-top {
    padding: 0.8vh 1.5vw;
    font-size: 1.2vw;
    width: 8vw;
    background-color: var(--button-bg);
    color: var(--button-text);
    text-align: center;
}

#prev-page:disabled, #next-page:disabled, #prev-page-top:disabled, #next-page-top:disabled {
    background-color: var(--button-disabled-bg);
    cursor: not-allowed;
}

#memes-container {
    width: 100%;
    max-width: 90vw;
    display: flex;
    flex-direction: column;
    gap: 2vh;
    justify-content: center;
    align-items: center;
}

.meme-wrapper {
    display: flex;
    flex-direction: column;
    width: fit-content;
    align-items: center;
    position: relative;
}

.uploader-container {
    width: 40vw;
    text-align: left;
    margin-bottom: 0.5vh;
    padding-left: 1vw;
    box-sizing: border-box;
}

.description-controls {
    display: flex;
    gap: 0.5vw;
    margin-top: 0.5vh;
}

.description-input {
    padding: 0.5vh 1vw;
    font-size: 1vw;
    width: 70%;
    border: 0.1vw solid var(--input-border);
    border-radius: 0.5vw;
    background-color: var(--input-bg);
    color: var(--text-color);
}

.description-btn {
    padding: 0.5vh 1vw;
    font-size: 1vw;
    border-radius: 0.5vw;
    border: 0.1vw solid var(--border-color);
    background-color: var(--button-bg);
    color: var(--button-text);
    cursor: pointer;
}

.uploader {
    font-size: 1.2vw;
    display: inline-block;
}

.meme-container {
    display: flex;
    gap: 1vw;
    align-items: stretch;
    justify-content: center;
    width: fit-content;
    max-width: 90vw;
}

.meme-item {
    border: 0.2vw solid var(--border-color);
    padding: 1vw;
    border-radius: 0.5vw;
    width: 40vw;
    box-sizing: border-box;
    background-color: var(--container-bg);
}

.meme-item img {
    width: 100%;
    max-width: 38vw;
    height: auto;
    border-radius: 0.5vw;
}

.comment-section {
    border: 0.2vw solid var(--border-color);
    padding: 1vw;
    border-radius: 0.5vw;
    width: 40vw;
    display: flex;
    flex-direction: column;
    gap: 1vh;
    box-sizing: border-box;
    background-color: var(--container-bg);
    min-height: 0; /* Allow shrinking */
    height: auto; /* Let content dictate height */
}

.meme-description {
    font-size: 1vw;
    font-style: italic;
    color: var(--text-color);
    background-color: rgba(0, 0, 0, 0.05);
    padding: 0.5vh 1vw;
    border-radius: 0.5vw;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.delete-description-btn {
    padding: 0.3vh 0.5vw;
    font-size: 0.8vw;
    background-color: var(--delete-btn-bg);
    color: var(--button-text);
    border: 0.1vw solid var(--border-color);
    border-radius: 0.3vw;
    cursor: pointer;
}

.comments-list {
    flex-grow: 1;
    overflow-y: auto;
    overflow-x: hidden;
    max-height: calc(100% - 8vh);
}

.comment-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1vw;
    margin: 0.5vh 0;
}

.comments-list p {
    margin: 0;
    font-size: 1vw;
    word-wrap: break-word;
    max-width: calc(100% - 7vw);
}

.meme-buttons {
    display: flex;
    justify-content: center;
    gap: 1vw;
    margin-top: 1vh;
}

button {
    padding: 1vh 2vw;
    font-size: 1.5vw;
    cursor: pointer;
    border-radius: 0.5vw;
    border: 0.2vw solid var(--border-color);
    margin: 0.5vh;
    background-color: var(--button-bg);
    color: var(--button-text);
}

.bless-btn {
    background-color: var(--bless-btn-bg);
    color: var(--text-color);
}

.curse-btn {
    background-color: var(--curse-btn-bg);
    color: var(--text-color);
}

.delete-btn {
    background-color: var(--delete-btn-bg);
    color: var(--button-text);
}

.comment-btn {
    background-color: var(--button-bg);
    color: var(--button-text);
}

.delete-comment-btn {
    padding: 0.5vh 1vw;
    font-size: 1vw;
    background-color: var(--delete-btn-bg);
    color: var(--button-text);
    white-space: nowrap;
    flex-shrink: 0;
}

button:disabled {
    background-color: var(--button-disabled-bg);
    cursor: not-allowed;
    opacity: 0.6;
}

#admin-btn {
    background-color: var(--admin-btn-bg);
    color: var(--button-text);
    margin-top: 2vh;
}

#logout-btn {
    background-color: var(--logout-btn-bg);
    color: var(--button-text);
    padding: 0.6vh 1vw;
    font-size: 1vw;
}

#mode-toggle {
    background-color: #555555;
    color: var(--button-text);
    padding: 0.6vh 1vw;
    font-size: 1vw;
}

#update-meme {
    padding: 0.6vh 1vw;
    font-size: 1vw;
}

#meme-url {
    padding: 0.6vh 0.8vw;
    font-size: 1vw;
    width: 100%;
    box-sizing: border-box;
    background-color: var(--input-bg);
    color: var(--text-color);
    border: 0.1vw solid var(--input-border);
    border-radius: 0.5vw;
}

input {
    padding: 1vh 1vw;
    border: 0.1vw solid var(--input-border);
    border-radius: 0.5vw;
    font-size: 1.2vw;
    width: 100%;
    box-sizing: border-box;
    background-color: var(--input-bg);
    color: var(--text-color);
}

.comment-input {
    padding: 0.8vh 1vw;
    font-size: 1vw;
}

h1 {
    font-size: 2.5vw;
}

p {
    font-size: 1.5vw;
}