main {
	flex: 1;
	display: grid;
	place-items: center;
	padding: 32px 20px;
}
.home {
	width: 100%;
	max-width: 920px;
	display: grid;
	gap: 20px;
}
.hero-title {
	margin: 0;
	font-size: clamp(2rem, 5vw, 3.4rem);
	line-height: 1.08;
	letter-spacing: -0.02em;
}
.hero-subtitle {
	margin-top: 10px;
	font-size: clamp(1rem, 2vw, 1.2rem);
	color: #475569;
	text-align: center;
}
.optimized-hero {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	font-size: clamp(1.8rem, 4vw, 2.8rem);
	font-weight: 800;
	color: #16a34a;
	letter-spacing: -0.02em;
}
.optimized-hero-icon {
	width: 50px;
	height: 50px;
	display: block;
	color: inherit;
	margin-top: 6px;
}

.guest-quota-banner {
	background: #fef9c3;
	border: 1px solid #facc15;
	color: #713f12;
	border-radius: 10px;
	padding: 12px 14px;
	font-size: 0.95rem;
	font-weight: 600;
	line-height: 1.35;
}
.panel {
	background: #ffffff;
	border: 1px solid #e2e8f0;
	border-radius: 14px;
	padding: 18px;
}
.panel.guest-locked {
	opacity: 0.55;
	pointer-events: none;
	user-select: none;
}
.dropzone {
	border: 2px dashed #cbd5e1;
	border-radius: 12px;
	padding: 28px 18px;
	text-align: center;
	background: #f8fafc;
	transition: border-color 120ms ease, background-color 120ms ease;
}
.dropzone.guest-locked {
	opacity: 0.6;
}
.dropzone.drag-over {
	border-color: #0f172a;
	background: #f1f5f9;
}
.dropzone-icon {
	display: block;
	width: 74px;
	height: 74px;
	margin: 0 auto 12px;
}
.dropzone-title {
	margin: 0 0 10px;
	font-size: 1.28rem;
	font-weight: 700;
}
.dropzone-hint {
	margin: 0 0 14px;
	color: #64748b;
}
.upload-note {
	margin: 10px 0 0;
	font-size: 0.86rem;
	line-height: 1.4;
	color: #64748b;
	text-align: center;
}
.upload-note a {
	color: #0f172a;
	font-weight: 600;
	text-decoration: underline;
}
.upload-batch-note {
	margin-top: 6px;
	display: inline-flex;
	align-items: flex-start;
	gap: 8px;
	text-align: left;
}
.mode-select-note {
	margin-top: 8px;
	margin-bottom: 0;
	color: #475569;
	font-weight: 600;
}
.inline-note-icon {
	width: 16px;
	height: 16px;
	display: block;
	flex-shrink: 0;
	margin-top: 2px;
}
.btn-icon-img {
	width: 20px;
	height: 20px;
	display: block;
	flex-shrink: 0;
}
.btn-primary .btn-icon-img,
.btn-danger .btn-icon-img {
	filter: brightness(0) invert(1);
}
#optimize-btn.is-loading #optimize-btn-icon {
	animation: puresvg-spin 0.9s linear infinite;
}
.file-info,
.result-info {
	display: grid;
	gap: 8px;
	margin-top: 14px;
	color: #334155;
}
.mode-config {
	margin-top: 14px;
	padding: 12px;
	border: 1px solid #e2e8f0;
	border-radius: 10px;
	background: #f8fafc;
	display: grid;
	gap: 10px;
}
.mode-compact {
	display: grid;
	gap: 8px;
}
.mode-toggle-row {
	display: flex;
	justify-content: flex-start;
}
.mode-cards {
	display: grid;
	gap: 8px;
}
.mode-card {
	width: 100%;
	border: 1px solid #cbd5e1;
	border-radius: 10px;
	background: #ffffff;
	padding: 10px;
	display: grid;
	grid-template-columns: 18px 1fr;
	gap: 10px;
	text-align: left;
	cursor: pointer;
}
.mode-card.selected {
	border-color: #0f172a;
	box-shadow: 0 0 0 1px #0f172a inset;
}
.mode-indicator {
	width: 16px;
	height: 16px;
	border: 2px solid #94a3b8;
	border-radius: 4px;
	margin-top: 2px;
}
.mode-card.selected .mode-indicator {
	background: #0f172a;
	border-color: #0f172a;
	box-shadow: inset 0 0 0 2px #ffffff;
}
.mode-title {
	display: block;
	font-weight: 700;
	color: #0f172a;
	font-size: 0.93rem;
}
.mode-description {
	display: block;
	margin-top: 2px;
	font-size: 0.84rem;
	color: #64748b;
}
.mode-inline-params {
	display: grid;
	gap: 6px;
	margin-top: 10px;
	padding-top: 10px;
	border-top: 1px solid #e2e8f0;
}
.mode-inline-params label {
	font-size: 0.9rem;
	font-weight: 600;
	color: #334155;
}
.mode-inline-params select,
.mode-inline-params input {
	height: 38px;
	border: 1px solid #cbd5e1;
	border-radius: 8px;
	padding: 0 10px;
	font-size: 0.95rem;
	color: #0f172a;
	background: #ffffff;
}
.mode-help {
	margin: 0;
	font-size: 0.85rem;
	color: #64748b;
}
.mode-choice-grid {
	display: grid;
	gap: 8px;
}
.mode-choice-card {
	display: block;
	border: 1px solid #cbd5e1;
	border-radius: 8px;
	background: #ffffff;
	padding: 8px 10px;
	cursor: pointer;
}
.mode-choice-card.selected {
	border-color: #0f172a;
	box-shadow: 0 0 0 1px #0f172a inset;
}
.mode-choice-card:focus-visible {
	outline: 2px solid #0f172a;
	outline-offset: 2px;
}
.mode-choice-title {
	display: block;
	font-size: 0.86rem;
	font-weight: 700;
	color: #0f172a;
}
.mode-choice-description {
	display: block;
	margin-top: 2px;
	font-size: 0.8rem;
	color: #64748b;
}
.preview-grid {
	display: grid;
	gap: 12px;
	grid-template-columns: 1fr;
	margin-top: 14px;
	width: 100%;
}
.preview-grid.single-col {
	max-width: min(420px, 100%);
	margin-left: auto;
	margin-right: auto;
}
.preview-grid.two-col {
	grid-template-columns: repeat(2, minmax(0, 1fr));
	max-width: 100%;
}
.preview-card {
	background: #f8fafc;
	border: 1px solid #e2e8f0;
	border-radius: 10px;
	padding: 10px;
}
.preview-title {
	margin: 0 0 8px;
	font-size: 0.88rem;
	font-weight: 700;
	color: #475569;
	text-transform: uppercase;
	letter-spacing: 0.03em;
}
.preview-window {
	border-radius: 8px;
	background: #ffffff;
	display: grid;
	place-items: center;
	overflow: hidden;
}
.preview-window img {
	max-width: 100%;
	max-height: 100%;
	display: block;
}
.preview-empty {
	color: #94a3b8;
	font-size: 0.9rem;
}
.file-meta-label {
	color: #64748b;
	min-width: 94px;
	display: inline-block;
}
.actions-row {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	margin-top: 14px;
}
.metrics {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: 10px;
	margin-top: 14px;
}
.metrics-under-hero {
	margin-top: 0;
}
.metrics-before-actions {
	margin-top: 12px;
}
.metric {
	background: #f8fafc;
	border: 1px solid #e2e8f0;
	border-radius: 10px;
	padding: 14px;
}
.metric-label {
	display: block;
	font-size: 0.88rem;
	color: #64748b;
}
.metric-value {
	display: block;
	margin-top: 5px;
	font-size: clamp(1.6rem, 3.6vw, 2.4rem);
	font-weight: 800;
	line-height: 1.05;
	letter-spacing: -0.02em;
}
.metric-negative {
	color: #16a34a;
}
.metric-info {
	color: #0284c7;
}
.result-file-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 10px;
	margin-top: 14px;
}
.result-file-card {
	border-radius: 12px;
	padding: 12px;
	border: 1px solid #dbeafe;
	background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}
.result-file-card.original {
	border-color: #cbd5e1;
	background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}
.result-file-card.optimized {
	border-color: #bbf7d0;
	background: linear-gradient(180deg, #f0fdf4 0%, #ffffff 100%);
}
.result-file-title {
	margin: 0;
	font-size: 0.82rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: #475569;
}
.result-file-name {
	margin: 8px 0 10px;
	font-weight: 700;
	font-size: 0.95rem;
	color: #0f172a;
	word-break: break-all;
}
.result-file-size {
	margin: 0;
	display: flex;
	align-items: baseline;
	gap: 8px;
}
.result-file-size span {
	font-size: 0.82rem;
	color: #64748b;
}
.result-file-size strong {
	font-size: 1.02rem;
	color: #0f172a;
}
.result-file-card.optimized .result-file-size strong {
	color: #15803d;
}
.status-text {
	margin: 12px 0 0;
	font-weight: 600;
	color: #334155;
	word-break: break-word;
}
.hidden {
	display: none;
}
.alert-toast {
	position: fixed;
	top: 18px;
	right: 18px;
	z-index: 200;
	padding: 10px 14px;
	border-radius: 8px;
	background: #15803d;
	color: #ffffff;
	font-weight: 600;
	font-size: 0.92rem;
	box-shadow: 0 10px 24px rgba(15, 23, 42, 0.2);
	opacity: 0;
	transform: translateY(-6px);
	pointer-events: none;
	transition: opacity 140ms ease, transform 140ms ease;
}
.alert-toast.warning {
	background: #ca8a04;
	color: #ffffff;
}
.alert-toast.visible {
	opacity: 1;
	transform: translateY(0);
}
@keyframes puresvg-spin {
	from {
		transform: rotate(0deg);
	}
	to {
		transform: rotate(360deg);
	}
}
@media (max-width: 760px) {
	.preview-grid.two-col {
		grid-template-columns: 1fr;
	}
	.result-file-grid {
		grid-template-columns: 1fr;
	}
}