/* === VARIABLES CSS (Palette de base) === */
:root {
	--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	
	/* Couleurs Mode Clair */
	--color-bg: #f4f7f6;
	--color-surface: #ffffff;
	--color-text-primary: #222222;
	--color-text-secondary: #555555;
	--color-border: #dddddd;
	--color-input-bg: #ffffff;
	--color-input-bg-focus: #f9f9f9;
	--color-primary: #007bff;
	--color-primary-hover: #0056b3;
	--color-primary-text: #ffffff;
	--color-danger: #dc3545;
	--color-danger-hover: #c82333;
	--color-success-text: #28a745;
	--color-error-text: #d93025;
	--color-link: #007bff;
	--shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* === MODE SOMBRE === */
[data-theme="dark"] {
	--color-bg: #121212;
	--color-surface: #1e1e1e;
	--color-text-primary: #e0e0e0;
	--color-text-secondary: #aaaaaa;
	--color-border: #444444;
	--color-input-bg: #2a2a2a;
	--color-input-bg-focus: #333333;
	--color-primary: #3a96ff;
	--color-primary-hover: #5aa6ff;
	--color-primary-text: #ffffff;
	--color-danger: #ff5c5c;
	--color-danger-hover: #ff7b7b;
	--color-success-text: #33cc66;
	--color-error-text: #ff6b6b;
	--color-link: #3a96ff;
	--shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

/* === STYLES DE BASE === */
body {
	font-family: var(--font-family);
	background-color: var(--color-bg);
	color: var(--color-text-primary);
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	min-height: 100vh;
	margin: 0;
	padding: 1rem;
	box-sizing: border-box;
	transition: background-color 0.2s, color 0.2s;
}

main {
	flex-grow: 1;
	display: flex;
	justify-content: center;
	align-items: center;
	width: 100%;
}

.container {
	background-color: var(--color-surface);
	padding: 2rem 3rem;
	border-radius: 10px;
	box-shadow: var(--shadow);
	text-align: center;
	width: 100%;
	max-width: 500px;
	transition: background-color 0.2s;
}

h1 {
	color: var(--color-text-primary);
	margin-top: 0;
	margin-bottom: 1.5rem;
}

h2 {
	color: var(--color-text-primary);
	word-break: break-all;
}

p {
	color: var(--color-text-secondary);
	line-height: 1.6;
}

hr {
	border: none;
	border-top: 1px solid var(--color-border);
	margin: 1.5rem 0;
}

a {
	color: var(--color-link);
}
a:hover {
	text-decoration: underline;
}

/* === FORMULAIRES === */
.form-group {
	margin-bottom: 1.5rem;
	text-align: left;
}

label {
	display: block;
	margin-bottom: 0.5rem;
	color: var(--color-text-secondary);
	font-weight: 500;
}

input[type=file],
input[type=password],
input[type=text],
select {
	width: 100%;
	padding: 12px;
	border: 1px solid var(--color-border);
	border-radius: 5px;
	box-sizing: border-box;
	background-color: var(--color-input-bg);
	color: var(--color-text-primary);
	transition: background-color 0.2s, border-color 0.2s;
}

input[type=file] {
	padding: 10px;
}

input[type=file]::file-selector-button {
	background-color: var(--color-primary);
	color: var(--color-primary-text);
	border: none;
	padding: 8px 12px;
	border-radius: 5px;
	cursor: pointer;
	margin-right: 10px;
	transition: background-color 0.2s;
}

input[type=file]::file-selector-button:hover {
	background-color: var(--color-primary-hover);
}


input[type=password]:focus,
input[type=text]:focus,
select:focus {
	outline: none;
	border-color: var(--color-primary);
	background-color: var(--color-input-bg-focus);
}

.form-group-checkbox {
	display: flex;
	align-items: center;
	justify-content: flex-start;
	margin-bottom: 1.5rem;
	text-align: left;
}

.form-group-checkbox input[type=checkbox] {
	margin-right: 0.5rem;
	width: auto;
	accent-color: var(--color-primary);
}

.form-group-checkbox label {
	margin: 0;
	font-weight: 400;
	color: var(--color-text-secondary);
}

.expiration-preview {
	font-size: 0.85rem;
	color: var(--color-text-secondary);
	margin-top: 0.5rem;
	text-align: left;
}

/* === BOUTONS === */
#buttonsContainer {
	display: grid;
	grid-template-columns: 1fr;
}

button, .button-link, .donation-btn {
	display: inline-block;
	width: 100%;
	padding: 12px;
	border: none;
	border-radius: 5px;
	background-color: var(--color-primary);
	color: var(--color-primary-text);
	font-size: 1rem;
	font-weight: 700;
	cursor: pointer;
	transition: background-color 0.2s, opacity 0.2s;
	margin-top: 0.5rem;
	text-decoration: none;
	box-sizing: border-box;
	text-align: center;
}

button:disabled {
	opacity: 0.6;
	cursor: not-allowed;
}

button:hover:not(:disabled), .button-link:hover, .donation-btn:hover {
	background-color: var(--color-primary-hover);
	text-decoration: none;
	color: var(--color-primary-text);
}

.cancel-btn {
	background-color: var(--color-danger);
}

.cancel-btn:hover:not(:disabled) {
	background-color: var(--color-danger-hover);
}

.download-btn {
	width: auto;
	padding: 8px 15px;
	font-size: 0.9rem;
	margin: 0;
}

/* Boutons secondaires (ex: upload-success.html) */
#copyLinkBtn, #goToDownloadPageBtn {
	background-color: var(--color-surface);
	color: var(--color-primary);
	border: 1px solid var(--color-primary);
}
#copyLinkBtn:hover, #goToDownloadPageBtn:hover {
	background-color: var(--color-primary-hover);
	color: var(--color-primary-text);
	border-color: var(--color-primary-hover);
}


/* === MESSAGES & RÉSULTATS === */
.message {
	margin-top: 1.5rem;
	font-weight: 500;
	min-height: 1.2em;
}

.error {
	color: var(--color-error-text);
}

.success {
	margin-top: 1rem;
	padding: 1rem;
	border: 1px solid var(--color-border);
	border-radius: 5px;
	background-color: var(--color-bg);
	text-align: left;
}

.link-container {
	display: flex;
	gap: 0.5rem;
	margin-top: 0.5rem;
}

#downloadLinkInput {
	width: 100%;
	padding: 10px;
	border: 1px solid var(--color-border);
	border-radius: 5px;
	box-sizing: border-box;
	font-size: 0.9rem;
	background-color: var(--color-input-bg-focus);
	color: var(--color-text-primary);
}

.link-container button {
	width: auto;
	margin-top: 0;
	flex-shrink: 0;
}

.divider {
	border: none;
	border-top: 1px solid var(--color-border);
	margin: 1.5rem 0;
}

.donation-text {
	font-size: 0.9rem;
	color: var(--color-text-secondary);
	margin-bottom: 0.5rem;
}

.donation-btn {
	background-color: #009cde; /* Couleur PayPal */
}
.donation-btn:hover {
	background-color: #0079b3;
}


/* === PROGRESSION & STATS === */
.progress-info {
	width: 100%;
	margin-top: 1.5rem;
	display: flex;
	align-items: center;
	gap: 1rem;
}

.progress-container {
	flex-grow: 1;
	background-color: var(--color-border);
	border-radius: 5px;
	overflow: hidden;
	margin-top: 0;
}

.progress-bar {
	width: 0;
	height: 24px;
	background-color: var(--color-primary);
	text-align: center;
	line-height: 24px;
	color: var(--color-primary-text);
	font-weight: 700;
	transition: width 0.2s ease;
}

.upload-stats {
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	white-space: nowrap;
}

.speed-display {
	font-size: 0.9rem;
	font-weight: 500;
	color: var(--color-text-primary);
}

.time-display {
	font-size: 0.8rem;
	color: var(--color-text-secondary);
}

/* === PAGE TÉLÉCHARGEMENT (download.html) === */
.file-list {
	list-style: none;
	padding: 0;
	margin-top: 1.5rem;
	text-align: left;
}

.file-item {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 0.75rem;
	border-bottom: 1px solid var(--color-border);
}

.file-item:last-child {
	border-bottom: none;
}

.file-item span {
	word-break: break-all;
	padding-right: 1rem;
}

.expiration-display {
	font-weight: 700;
	color: var(--color-text-primary);
	background-color: var(--color-bg);
	border: 1px solid var(--color-border);
	border-radius: 5px;
	padding: 0.75rem;
}

/* === PAGE SUCCÈS (upload-success.html) === */
.highlight-code {
	font-family: 'Courier New', Courier, monospace;
	font-size: 1.8rem;
	font-weight: 700;
	padding: 1.5rem;
	margin: 1rem 0;
	background-color: var(--color-bg);
	border: 2px dashed var(--color-border);
	border-radius: 5px;
	color: var(--color-text-primary);
	word-break: break-all;
}

.info-item {
	text-align: left;
	color: var(--color-text-secondary);
	border-bottom: 1px solid var(--color-border);
	padding: 0.5rem 0;
}
.info-item strong {
	color: var(--color-text-primary);
	float: right;
}

#messageCopy {
	margin-top: 1rem;
	font-weight: 500;
}
/* Les couleurs de #messageCopy sont gérées par JS, 
   mais on peut définir des classes de fallback */
#messageCopy.success {
	color: var(--color-success-text);
}
#messageCopy.error {
	color: var(--color-error-text);
}


/* === FOOTER & PAGES LÉGALES === */
.main-footer {
	width: 100%;
	text-align: center;
	font-size: 0.8rem;
	color: var(--color-text-secondary);
	padding: 1rem 0;
	flex-shrink: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 1rem;
}

.main-footer a {
	color: var(--color-text-secondary);
	text-decoration: none;
	font-weight: 500;
}

.main-footer a:hover {
	text-decoration: underline;
	color: var(--color-text-primary);
}

.legal-content {
	text-align: left;
}

.legal-content h2 {
	margin-top: 2rem;
	border-bottom: 1px solid var(--color-border);
	padding-bottom: 0.5rem;
}

/* === BOUTON MODE SOMBRE (à ajouter) === */
.theme-switcher {
	display: flex;
	align-items: center;
	gap: 10px;
}

.theme-switcher-label {
	color: var(--color-text-secondary);
	font-size: 0.8rem;
	font-weight: 500;
}

.theme-toggle {
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
	width: 40px;
	height: 22px;
	border-radius: 11px;
	background-color: var(--color-border);
	position: relative;
	cursor: pointer;
	outline: none;
	transition: background-color 0.2s;
}

.theme-toggle::before {
	content: '';
	position: absolute;
	width: 18px;
	height: 18px;
	border-radius: 50%;
	background-color: white;
	top: 2px;
	left: 2px;
	transition: transform 0.2s ease-in-out;
}

.theme-toggle:checked {
	background-color: var(--color-primary);
}

.theme-toggle:checked::before {
	transform: translateX(18px);
}