/*
 * VEO3 Video Prompt Generator
 * Every rule is scoped to .vpg so themes and the tool stay out of each other's way.
 */

.vpg {
	--vpg-blue: #1d4ed8;
	--vpg-blue-deep: #142f8a;
	--vpg-blue-tint: #eef3ff;
	--vpg-blue-line: #cfdcfb;
	--vpg-ink: #08090c;
	--vpg-ink-soft: #4a5568;
	--vpg-line: #e2e8f4;
	--vpg-white: #ffffff;
	--vpg-radius: 14px;
	--vpg-radius-sm: 9px;
	--vpg-shadow: 0 1px 2px rgba(8, 9, 12, .05), 0 14px 40px -18px rgba(20, 47, 138, .28);

	position: relative;
	box-sizing: border-box;
	max-width: 1080px;
	margin: 0 auto;
	color: var(--vpg-ink);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	font-size: 15px;
	line-height: 1.55;
	text-align: left;
	-webkit-font-smoothing: antialiased;
}

.vpg *,
.vpg *::before,
.vpg *::after {
	box-sizing: border-box;
}

.vpg p {
	margin: 0;
}

.vpg [hidden] {
	display: none !important;
}

.vpg-sr {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

/* ---------- shell ---------- */

.vpg-shell {
	background: var(--vpg-white);
	border: 1px solid var(--vpg-line);
	border-radius: var(--vpg-radius);
	box-shadow: var(--vpg-shadow);
	overflow: hidden;
}

.vpg-topbar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 10px 16px;
	background: var(--vpg-ink);
}

.vpg-tabs {
	display: flex;
	gap: 4px;
}

.vpg-tab {
	appearance: none;
	-webkit-appearance: none;
	border: 0;
	background: transparent;
	color: rgba(255, 255, 255, .62);
	font: inherit;
	font-size: 13px;
	font-weight: 600;
	letter-spacing: .02em;
	padding: 7px 14px;
	border-radius: 999px;
	cursor: pointer;
	transition: color .15s ease, background-color .15s ease;
}

.vpg-tab:hover {
	color: #fff;
}

.vpg-tab.is-active {
	background: var(--vpg-blue);
	color: #fff;
}

.vpg-usage {
	font-size: 12px;
	font-weight: 500;
	color: rgba(255, 255, 255, .68);
	white-space: nowrap;
}

.vpg-usage a {
	color: #fff;
	text-decoration: underline;
	text-underline-offset: 2px;
}

.vpg-usage.is-out {
	color: #ffd0d0;
}

.vpg-panel {
	display: none;
	padding: 20px;
}

.vpg-panel.is-active {
	display: block;
}

/* ---------- mode switch ---------- */

.vpg-modes {
	display: inline-flex;
	padding: 4px;
	gap: 3px;
	background: #f2f5fb;
	border: 1px solid var(--vpg-line);
	border-radius: 999px;
}

.vpg-mode {
	appearance: none;
	-webkit-appearance: none;
	border: 0;
	background: transparent;
	color: var(--vpg-ink-soft);
	font: inherit;
	font-size: 13px;
	font-weight: 650;
	padding: 7px 20px;
	border-radius: 999px;
	cursor: pointer;
	transition: background-color .15s ease, color .15s ease;
}

.vpg-mode:hover {
	color: var(--vpg-blue);
}

.vpg-mode.is-active {
	background: var(--vpg-blue);
	color: #fff;
	box-shadow: 0 2px 8px -2px rgba(29, 78, 216, .5);
}

.vpg-mode-hint {
	margin: 9px 0 16px !important;
	font-size: 12.5px;
	color: var(--vpg-ink-soft);
}

/* ---------- writer ---------- */

.vpg-writer {
	border: 1px solid var(--vpg-line);
	border-radius: var(--vpg-radius);
	background: var(--vpg-white);
	padding: 4px;
	transition: border-color .15s ease, box-shadow .15s ease;
}

.vpg-writer:focus-within {
	border-color: var(--vpg-blue);
	box-shadow: 0 0 0 3px rgba(29, 78, 216, .12);
}

.vpg-textarea {
	display: block;
	width: 100%;
	border: 0;
	background: transparent;
	color: var(--vpg-ink);
	font: inherit;
	font-size: 16px;
	line-height: 1.5;
	padding: 14px 14px 8px;
	resize: vertical;
	min-height: 96px;
	outline: none;
	box-shadow: none;
}

.vpg-textarea::placeholder {
	color: #98a2b8;
}

.vpg-writer-bar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	padding: 4px 10px 8px;
}

.vpg-writer-tools {
	display: flex;
	gap: 4px;
	flex-wrap: wrap;
}

.vpg-icon-btn {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	appearance: none;
	-webkit-appearance: none;
	border: 0;
	background: transparent;
	color: var(--vpg-ink-soft);
	font: inherit;
	font-size: 12.5px;
	font-weight: 600;
	padding: 6px 10px;
	border-radius: var(--vpg-radius-sm);
	cursor: pointer;
	transition: background-color .15s ease, color .15s ease;
}

.vpg-icon-btn:hover {
	background: var(--vpg-blue-tint);
	color: var(--vpg-blue);
}

.vpg-counter {
	font-size: 12px;
	font-variant-numeric: tabular-nums;
	color: #98a2b8;
	white-space: nowrap;
}

.vpg-counter.is-near {
	color: var(--vpg-blue);
	font-weight: 600;
}

.vpg-counter.is-full {
	color: #b42318;
	font-weight: 600;
}

/* ---------- examples ---------- */

.vpg-examples {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 6px;
	margin-top: 10px;
}

.vpg-examples-label {
	font-size: 11.5px;
	font-weight: 700;
	letter-spacing: .04em;
	text-transform: uppercase;
	color: var(--vpg-ink-soft);
	margin-right: 2px;
}

.vpg-example {
	appearance: none;
	-webkit-appearance: none;
	border: 1px dashed var(--vpg-blue-line);
	background: var(--vpg-white);
	color: var(--vpg-blue);
	font: inherit;
	font-size: 12.5px;
	font-weight: 600;
	padding: 5px 11px;
	border-radius: 999px;
	cursor: pointer;
	transition: background-color .15s ease, border-color .15s ease;
}

.vpg-example:hover {
	background: var(--vpg-blue-tint);
	border-style: solid;
}

/* ---------- fields ---------- */

.vpg-grid {
	display: grid;
	gap: 12px;
	margin-top: 16px;
}

.vpg-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.vpg-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.vpg-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.vpg-field {
	min-width: 0;
}

.vpg-label {
	display: block;
	font-size: 11.5px;
	font-weight: 700;
	letter-spacing: .04em;
	text-transform: uppercase;
	color: var(--vpg-ink-soft);
	margin-bottom: 6px;
}

.vpg-select-wrap {
	position: relative;
	display: block;
}

.vpg-select-wrap-sm {
	width: 150px;
	flex: none;
}

.vpg-select,
.vpg-input {
	display: block;
	width: 100%;
	appearance: none;
	-webkit-appearance: none;
	border: 1px solid var(--vpg-line);
	border-radius: var(--vpg-radius-sm);
	background: var(--vpg-white);
	color: var(--vpg-ink);
	font: inherit;
	font-size: 14px;
	line-height: 1.4;
	padding: 9px 12px;
	margin: 0;
	outline: none;
	box-shadow: none;
	min-height: 40px;
	transition: border-color .15s ease, box-shadow .15s ease;
}

.vpg-select {
	padding-right: 30px;
	cursor: pointer;
}

.vpg-select:focus,
.vpg-input:focus,
.vpg-textarea:focus {
	border-color: var(--vpg-blue);
	box-shadow: 0 0 0 3px rgba(29, 78, 216, .12);
}

.vpg-select-arrow {
	position: absolute;
	top: 50%;
	right: 12px;
	width: 8px;
	height: 8px;
	margin-top: -6px;
	border-right: 2px solid var(--vpg-ink-soft);
	border-bottom: 2px solid var(--vpg-ink-soft);
	transform: rotate(45deg);
	pointer-events: none;
}

.vpg-textarea-sm {
	border: 1px solid var(--vpg-line);
	border-radius: var(--vpg-radius-sm);
	font-size: 14px;
	padding: 9px 12px;
	min-height: 40px;
}

/* ---------- collapsible sections ---------- */

.vpg-sections {
	display: grid;
	gap: 8px;
	margin-top: 16px;
}

.vpg-section {
	border: 1px solid var(--vpg-line);
	border-radius: var(--vpg-radius-sm);
	overflow: hidden;
}

.vpg-section-toggle {
	display: flex;
	align-items: center;
	gap: 9px;
	width: 100%;
	appearance: none;
	-webkit-appearance: none;
	padding: 12px 14px;
	border: 0;
	background: var(--vpg-blue-tint);
	color: var(--vpg-blue-deep);
	font: inherit;
	font-size: 13.5px;
	font-weight: 700;
	text-align: left;
	cursor: pointer;
	transition: background-color .15s ease;
}

.vpg-section-toggle:hover {
	background: #e4ecff;
}

.vpg-section-plus {
	position: relative;
	width: 13px;
	height: 13px;
	flex: none;
}

.vpg-section-plus::before,
.vpg-section-plus::after {
	content: "";
	position: absolute;
	background: currentColor;
	border-radius: 2px;
	transition: transform .2s ease, opacity .2s ease;
}

.vpg-section-plus::before {
	top: 5.5px;
	left: 0;
	width: 13px;
	height: 2px;
}

.vpg-section-plus::after {
	top: 0;
	left: 5.5px;
	width: 2px;
	height: 13px;
}

.vpg-section-toggle[aria-expanded="true"] .vpg-section-plus::after {
	transform: rotate(90deg);
	opacity: 0;
}

.vpg-section-note {
	margin-left: auto;
	font-weight: 500;
	font-size: 12px;
	color: var(--vpg-ink-soft);
}

.vpg-section-body {
	padding: 2px 14px 14px;
}

.vpg-section-body .vpg-grid:first-child {
	margin-top: 14px;
}

/* ---------- buttons ---------- */

.vpg-actions {
	display: flex;
	align-items: center;
	gap: 16px;
	flex-wrap: wrap;
	margin-top: 18px;
}

.vpg-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	appearance: none;
	-webkit-appearance: none;
	border: 1px solid transparent;
	border-radius: var(--vpg-radius-sm);
	font: inherit;
	font-size: 14px;
	font-weight: 650;
	line-height: 1.2;
	padding: 12px 20px;
	cursor: pointer;
	text-decoration: none;
	transition: background-color .15s ease, border-color .15s ease, color .15s ease, transform .1s ease;
}

.vpg-btn:active {
	transform: translateY(1px);
}

.vpg-btn:disabled {
	opacity: .55;
	cursor: not-allowed;
	transform: none;
}

.vpg-btn-primary {
	background: var(--vpg-blue);
	border-color: var(--vpg-blue);
	color: #fff;
}

.vpg-btn-primary:hover:not(:disabled) {
	background: var(--vpg-blue-deep);
	border-color: var(--vpg-blue-deep);
	color: #fff;
}

.vpg-btn-dark {
	background: var(--vpg-ink);
	border-color: var(--vpg-ink);
	color: #fff;
}

.vpg-btn-dark:hover:not(:disabled) {
	background: #24262e;
	color: #fff;
}

.vpg-btn-outline {
	background: var(--vpg-white);
	border-color: var(--vpg-line);
	color: var(--vpg-ink);
}

.vpg-btn-outline:hover:not(:disabled) {
	border-color: var(--vpg-blue);
	color: var(--vpg-blue);
}

.vpg-btn-ghost {
	background: transparent;
	border-color: transparent;
	color: var(--vpg-blue);
	padding: 7px 11px;
}

.vpg-btn-ghost:hover:not(:disabled) {
	background: var(--vpg-blue-tint);
}

.vpg-btn-ghost[aria-pressed="true"] {
	background: var(--vpg-blue);
	color: #fff;
}

.vpg-btn-sm {
	font-size: 13px;
	padding: 8px 13px;
}

.vpg-btn.is-busy {
	position: relative;
	color: transparent !important;
}

.vpg-btn.is-busy svg,
.vpg-btn.is-busy span {
	visibility: hidden;
}

.vpg-btn.is-busy::after {
	content: "";
	position: absolute;
	top: 50%;
	left: 50%;
	width: 17px;
	height: 17px;
	margin: -9px 0 0 -9px;
	border: 2px solid rgba(255, 255, 255, .35);
	border-top-color: #fff;
	border-radius: 50%;
	animation: vpg-spin .7s linear infinite;
}

@keyframes vpg-spin {
	to { transform: rotate(360deg); }
}

/* ---------- notice ---------- */

.vpg-notice {
	margin-top: 14px;
	padding: 11px 14px;
	border-radius: var(--vpg-radius-sm);
	font-size: 13.5px;
	border: 1px solid var(--vpg-blue-line);
	background: var(--vpg-blue-tint);
	color: var(--vpg-blue-deep);
}

.vpg-notice.is-error {
	border-color: #f3c6c1;
	background: #fdf2f1;
	color: #9a2b1f;
}

.vpg-notice a {
	color: inherit;
	font-weight: 700;
}

/* ---------- result ---------- */

.vpg-result {
	margin-top: 20px;
	padding-top: 20px;
	border-top: 2px solid var(--vpg-ink);
	animation: vpg-rise .28s ease;
}

@keyframes vpg-rise {
	from { opacity: 0; transform: translateY(6px); }
	to { opacity: 1; transform: none; }
}

.vpg-result-head {
	display: flex;
	align-items: center;
	gap: 14px;
	flex-wrap: wrap;
	margin-bottom: 16px;
}

.vpg-score {
	display: inline-flex;
	align-items: baseline;
	gap: 8px;
	padding: 8px 15px;
	border-radius: 999px;
	background: var(--vpg-blue-tint);
	border: 1px solid var(--vpg-blue-line);
	color: var(--vpg-blue-deep);
}

.vpg-score.is-mid {
	background: #fff8e8;
	border-color: #f3ddad;
	color: #8a5a00;
}

.vpg-score.is-low {
	background: #fdf2f1;
	border-color: #f3c6c1;
	color: #9a2b1f;
}

.vpg-score-num {
	font-size: 21px;
	font-weight: 800;
	line-height: 1;
	font-variant-numeric: tabular-nums;
}

.vpg-score-label {
	font-size: 12.5px;
	font-weight: 600;
}

.vpg-result-meta {
	font-size: 12.5px;
	color: var(--vpg-ink-soft);
}

.vpg-block {
	margin-bottom: 14px;
}

.vpg-block-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	margin-bottom: 6px;
}

.vpg-block-title {
	margin: 0 !important;
	padding: 0;
	font-size: 12px !important;
	font-weight: 700;
	letter-spacing: .05em;
	text-transform: uppercase;
	color: var(--vpg-ink);
	line-height: 1.4;
}

.vpg-output {
	display: block;
	width: 100%;
	border: 1px solid var(--vpg-line);
	border-left: 3px solid var(--vpg-blue);
	border-radius: var(--vpg-radius-sm);
	background: #fbfcff;
	color: var(--vpg-ink);
	font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
	font-size: 13.5px;
	line-height: 1.65;
	padding: 13px 15px;
	resize: vertical;
	outline: none;
	min-height: 170px;
	transition: border-color .15s ease, box-shadow .15s ease;
}

.vpg-output:focus {
	border-color: var(--vpg-blue);
	box-shadow: 0 0 0 3px rgba(29, 78, 216, .12);
}

/* ---------- prompt check ---------- */

.vpg-check {
	margin: 6px 0 14px;
	padding: 13px 15px;
	border: 1px solid var(--vpg-line);
	border-radius: var(--vpg-radius-sm);
	background: var(--vpg-white);
}

.vpg-check-list {
	list-style: none;
	margin: 8px 0 0 !important;
	padding: 0 !important;
	display: grid;
	gap: 7px;
}

.vpg-check-list li {
	position: relative;
	padding-left: 24px;
	font-size: 13.5px;
	color: var(--vpg-ink-soft);
	margin: 0;
	list-style: none;
}

.vpg-check-list li::before {
	position: absolute;
	left: 0;
	top: 0;
	width: 16px;
	height: 16px;
	line-height: 16px;
	text-align: center;
	border-radius: 50%;
	font-size: 10px;
	font-weight: 800;
	color: #fff;
}

.vpg-check-list li.is-gap::before {
	content: "!";
	background: var(--vpg-blue);
}

.vpg-check-list li.is-ok::before {
	content: "\2713";
	background: var(--vpg-ink);
}

/* ---------- breakdown ---------- */

.vpg-breakdown {
	margin: 0 0 16px;
	border: 1px solid var(--vpg-line);
	border-radius: var(--vpg-radius-sm);
	background: var(--vpg-white);
}

.vpg-breakdown > summary {
	list-style: none;
	cursor: pointer;
	padding: 11px 15px;
	font-size: 13px;
	font-weight: 650;
	color: var(--vpg-blue);
}

.vpg-breakdown > summary::-webkit-details-marker {
	display: none;
}

.vpg-breakdown > summary::before {
	content: "+ ";
	font-weight: 800;
}

.vpg-breakdown[open] > summary::before {
	content: "\2212 ";
}

.vpg-breakdown dl {
	margin: 0 !important;
	padding: 0 15px 13px;
	display: grid;
	gap: 8px;
}

.vpg-breakdown dt {
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .04em;
	text-transform: uppercase;
	color: var(--vpg-ink-soft);
	margin: 0;
}

.vpg-breakdown dd {
	margin: 2px 0 0 !important;
	font-size: 13.5px;
	color: var(--vpg-ink);
}

.vpg-result-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 9px;
	align-items: center;
}

/* ---------- history ---------- */

.vpg-history-bar {
	display: flex;
	align-items: center;
	gap: 9px;
	flex-wrap: wrap;
	margin-bottom: 14px;
}

.vpg-search {
	position: relative;
	flex: 1 1 200px;
	min-width: 170px;
	color: var(--vpg-ink-soft);
}

.vpg-search svg {
	position: absolute;
	left: 12px;
	top: 50%;
	transform: translateY(-50%);
	pointer-events: none;
}

.vpg-search .vpg-input {
	padding-left: 35px;
}

.vpg-list {
	display: grid;
	gap: 10px;
}

.vpg-card {
	border: 1px solid var(--vpg-line);
	border-radius: var(--vpg-radius-sm);
	padding: 13px 15px;
	background: var(--vpg-white);
	transition: border-color .15s ease;
}

.vpg-card:hover {
	border-color: var(--vpg-blue-line);
}

.vpg-card-head {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 10px;
}

.vpg-card-title {
	margin: 0 !important;
	font-size: 15px !important;
	font-weight: 700;
	line-height: 1.35;
	color: var(--vpg-ink);
}

.vpg-star {
	appearance: none;
	-webkit-appearance: none;
	border: 0;
	background: none;
	cursor: pointer;
	font-size: 17px;
	line-height: 1;
	color: #c3cbdb;
	padding: 2px;
	flex: none;
}

.vpg-star.is-on {
	color: var(--vpg-blue);
}

.vpg-card-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin: 8px 0;
}

.vpg-tag {
	font-size: 11px;
	font-weight: 600;
	letter-spacing: .02em;
	padding: 3px 8px;
	border-radius: 999px;
	background: var(--vpg-blue-tint);
	color: var(--vpg-blue-deep);
}

.vpg-tag-dark {
	background: #f0f1f4;
	color: var(--vpg-ink-soft);
}

.vpg-card-text {
	font-size: 13px;
	color: var(--vpg-ink-soft);
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	line-height: 1.55;
	max-height: 62px;
	overflow: hidden;
	white-space: pre-wrap;
}

.vpg-card-acts {
	display: flex;
	flex-wrap: wrap;
	gap: 4px;
	margin-top: 10px;
	padding-top: 10px;
	border-top: 1px solid var(--vpg-line);
}

.vpg-mini {
	appearance: none;
	-webkit-appearance: none;
	border: 0;
	background: transparent;
	color: var(--vpg-ink-soft);
	font: inherit;
	font-size: 12.5px;
	font-weight: 600;
	padding: 5px 9px;
	border-radius: 6px;
	cursor: pointer;
	transition: background-color .15s ease, color .15s ease;
}

.vpg-mini:hover {
	background: var(--vpg-blue-tint);
	color: var(--vpg-blue);
}

.vpg-mini-danger:hover {
	background: #fdf2f1;
	color: #9a2b1f;
}

.vpg-empty {
	text-align: center;
	padding: 40px 20px;
	border: 1px dashed var(--vpg-blue-line);
	border-radius: var(--vpg-radius);
	background: var(--vpg-blue-tint);
}

.vpg-empty-title {
	font-size: 16px !important;
	font-weight: 700;
	margin: 0 0 6px !important;
	color: var(--vpg-ink);
}

.vpg-empty-text {
	font-size: 13.5px;
	color: var(--vpg-ink-soft);
	max-width: 470px;
	margin: 0 auto 16px !important;
}

.vpg-loading {
	padding: 26px;
	text-align: center;
	font-size: 13.5px;
	color: var(--vpg-ink-soft);
}

/* ---------- toast ---------- */

.vpg-toast {
	position: fixed;
	left: 50%;
	bottom: 26px;
	transform: translate(-50%, 12px);
	z-index: 99999;
	background: var(--vpg-ink);
	color: #fff;
	font-size: 13.5px;
	font-weight: 600;
	padding: 11px 20px;
	border-radius: 999px;
	box-shadow: 0 16px 34px -12px rgba(8, 9, 12, .5);
	opacity: 0;
	transition: opacity .2s ease, transform .2s ease;
	pointer-events: none;
	max-width: 90vw;
	text-align: center;
}

.vpg-toast.is-visible {
	opacity: 1;
	transform: translate(-50%, 0);
}

/* ---------- responsive ---------- */

@media (max-width: 980px) {
	.vpg-grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 782px) {
	.vpg-panel { padding: 16px; }
	.vpg-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.vpg-section-note { display: none; }
}

@media (max-width: 600px) {
	.vpg { font-size: 14.5px; }
	.vpg-panel { padding: 14px; }
	.vpg-grid-4,
	.vpg-grid-3,
	.vpg-grid-2 { grid-template-columns: minmax(0, 1fr); }
	.vpg-modes { display: flex; width: 100%; }
	.vpg-mode { flex: 1 1 0; padding: 8px 6px; }
	.vpg-actions .vpg-btn-primary { width: 100%; }
	.vpg-result-actions .vpg-btn { flex: 1 1 100%; }
	.vpg-usage { font-size: 11px; }
	.vpg-select-wrap-sm { width: 100%; }
	.vpg-search { flex-basis: 100%; }
	.vpg-history-bar .vpg-btn { flex: 1 1 45%; }
}

@media (prefers-reduced-motion: reduce) {
	.vpg *,
	.vpg *::before,
	.vpg *::after {
		animation-duration: .01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: .01ms !important;
	}
}

.vpg :focus-visible {
	outline: 2px solid var(--vpg-blue);
	outline-offset: 2px;
}