/* BIN File Opener — brand styles */
.bfo {
	--bfo-primary: #9B5DE0;
	--bfo-primary-dark: #6E36B8;
	--bfo-accent: #C9A6F2;
	--bfo-pink: #FBD3DF;
	--bfo-pink-soft: #FFF0F4;
	--bfo-ink: #16121D;
	--bfo-muted: #6B6475;
	--bfo-line: #EEE4F5;
	--bfo-white: #FFFFFF;
	--bfo-radius: 24px;
	--bfo-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;

	font-family: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
	color: var(--bfo-ink);
	background: linear-gradient(180deg, var(--bfo-pink-soft) 0%, var(--bfo-pink) 100%);
	border-radius: calc(var(--bfo-radius) + 8px);
	padding: 16px;
	max-width: 1080px;
	margin: 0 auto 32px;
	line-height: 1.5;
}
.bfo *, .bfo *::before, .bfo *::after { box-sizing: border-box; }
.bfo [hidden] { display: none !important; }
.bfo p { margin: 0; }

/* Hero ------------------------------------------------------------- */
.bfo-hero {
	position: relative;
	background-color: var(--bfo-primary);
	background-image:
		radial-gradient(circle at 12% 18%, rgba(255,255,255,.14) 0 3px, transparent 4px),
		radial-gradient(circle at 82% 28%, rgba(255,255,255,.12) 0 5px, transparent 6px),
		radial-gradient(circle at 68% 82%, rgba(255,255,255,.10) 0 4px, transparent 5px),
		radial-gradient(circle at 26% 70%, rgba(255,255,255,.10) 0 6px, transparent 7px),
		radial-gradient(120% 80% at 50% 120%, var(--bfo-primary-dark) 0%, transparent 60%);
	border-radius: var(--bfo-radius);
	padding: 40px 20px 28px;
	text-align: center;
	color: var(--bfo-white);
	overflow: hidden;
}
.bfo-badge {
	display: inline-block;
	background: rgba(255,255,255,.18);
	border: 1px solid rgba(255,255,255,.3);
	color: var(--bfo-white);
	font-size: 13px;
	font-weight: 500;
	padding: 6px 14px;
	border-radius: 999px;
	margin-bottom: 14px;
}
.bfo .bfo-title {
	font-family: inherit;
	color: var(--bfo-white);
	font-size: clamp(26px, 5vw, 42px);
	font-weight: 800;
	line-height: 1.15;
	letter-spacing: -0.02em;
	margin: 0 0 10px;
}
.bfo-sub {
	max-width: 620px;
	margin: 0 auto 26px !important;
	font-size: 16px;
	opacity: .95;
}
.bfo-sub span {
	font-weight: 700;
	background: var(--bfo-white);
	color: var(--bfo-primary);
	padding: 0 8px;
	border-radius: 8px;
}

/* Drop zone -------------------------------------------------------- */
.bfo-drop {
	background: var(--bfo-white);
	color: var(--bfo-ink);
	border: 2.5px dashed var(--bfo-accent);
	border-radius: var(--bfo-radius);
	padding: 30px 20px 24px;
	max-width: 560px;
	margin: 0 auto;
	cursor: pointer;
	transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
	box-shadow: 0 18px 40px -18px rgba(40, 10, 80, .45);
}
.bfo-drop:hover, .bfo-drop:focus-visible { border-color: var(--bfo-primary); outline: none; }
.bfo-drop.is-over { transform: scale(1.02); border-color: var(--bfo-primary); background: var(--bfo-pink-soft); }
.bfo-file-ico { width: 58px; height: 70px; display: block; margin: 0 auto 10px; transform: rotate(-6deg); }
.bfo-drop-title { font-size: 19px; font-weight: 700; }
.bfo-drop-or { color: var(--bfo-muted); font-size: 14px; margin: 4px 0 10px !important; }
.bfo-drop-note { color: var(--bfo-muted); font-size: 13px; margin-top: 12px !important; }
.bfo-error {
	background: var(--bfo-white);
	color: #B3261E;
	border-radius: 14px;
	max-width: 560px;
	margin: 14px auto 0 !important;
	padding: 10px 14px;
	font-weight: 500;
	font-size: 14px;
}

/* Buttons ---------------------------------------------------------- */
.bfo button.bfo-btn, .bfo a.bfo-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	font-family: inherit;
	font-size: 15px;
	font-weight: 600;
	line-height: 1.2;
	text-decoration: none;
	color: var(--bfo-white);
	background: var(--bfo-primary);
	border: 2px solid var(--bfo-primary);
	border-radius: 999px;
	padding: 11px 24px;
	cursor: pointer;
	box-shadow: none;
	text-transform: none;
	letter-spacing: 0;
	transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.bfo button.bfo-btn:hover, .bfo a.bfo-btn:hover { background: var(--bfo-primary-dark); border-color: var(--bfo-primary-dark); color: var(--bfo-white); }
.bfo button.bfo-btn:focus-visible, .bfo a.bfo-btn:focus-visible { outline: 3px solid var(--bfo-accent); outline-offset: 2px; }
.bfo button.bfo-btn:disabled { opacity: .45; cursor: not-allowed; }
.bfo button.bfo-btn-ghost, .bfo a.bfo-btn-ghost { background: var(--bfo-white); color: var(--bfo-primary-dark); border-color: var(--bfo-accent); }
.bfo button.bfo-btn-ghost:hover, .bfo a.bfo-btn-ghost:hover { background: var(--bfo-pink-soft); color: var(--bfo-primary-dark); border-color: var(--bfo-primary); }
.bfo button.bfo-btn-sm { font-size: 13px; padding: 8px 14px; }

/* Result ----------------------------------------------------------- */
.bfo-result { margin-top: 16px; }
.bfo-card {
	background: var(--bfo-white);
	border-radius: var(--bfo-radius);
	padding: 20px;
	box-shadow: 0 10px 30px -20px rgba(60, 20, 100, .35);
}
.bfo-summary-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }
.bfo-label { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--bfo-muted); font-weight: 600; }
.bfo-fname { font-size: 20px; font-weight: 700; word-break: break-all; }
.bfo-type { margin: 14px 0 16px; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; }
.bfo-pill {
	background: var(--bfo-primary);
	color: var(--bfo-white);
	font-weight: 700;
	font-size: 14px;
	padding: 6px 14px;
	border-radius: 999px;
}
.bfo-pill.is-generic { background: var(--bfo-pink); color: var(--bfo-primary-dark); }
.bfo-pill.is-risky { background: #FDE2E0; color: #9A1C14; }
.bfo-tip { color: var(--bfo-muted); font-size: 14px; flex: 1 1 260px; }
.bfo-stats {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 10px;
	margin: 0;
}
.bfo-stats > div { background: var(--bfo-pink-soft); border-radius: 16px; padding: 10px 14px; min-width: 0; }
.bfo-stats .bfo-wide { grid-column: 1 / -1; }
.bfo-stats dt { font-size: 12px; color: var(--bfo-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .06em; }
.bfo-stats dd { margin: 2px 0 0; font-weight: 600; font-size: 15px; overflow-wrap: anywhere; }
.bfo-mono { font-family: var(--bfo-mono); }
.bfo-hash { font-size: 13px !important; font-weight: 500 !important; }

/* Tabs ------------------------------------------------------------- */
.bfo-tabs {
	display: flex;
	gap: 6px;
	background: var(--bfo-white);
	border-radius: 999px;
	padding: 6px;
	margin: 16px 0;
	overflow-x: auto;
	scrollbar-width: none;
}
.bfo-tabs::-webkit-scrollbar { display: none; }
.bfo button.bfo-tab {
	flex: 1 0 auto;
	font-family: inherit;
	font-size: 14px;
	font-weight: 600;
	color: var(--bfo-primary-dark);
	background: transparent;
	border: 0;
	border-radius: 999px;
	padding: 10px 16px;
	cursor: pointer;
	box-shadow: none;
	text-transform: none;
	white-space: nowrap;
}
.bfo button.bfo-tab:hover { background: var(--bfo-pink-soft); color: var(--bfo-primary-dark); }
.bfo button.bfo-tab[aria-selected="true"] { background: var(--bfo-primary); color: var(--bfo-white); }

/* Toolbar ---------------------------------------------------------- */
.bfo-toolbar { display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; margin-bottom: 10px; }
.bfo-group { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.bfo .bfo-input {
	font-family: inherit;
	font-size: 14px;
	color: var(--bfo-ink);
	background: var(--bfo-pink-soft);
	border: 2px solid transparent;
	border-radius: 999px;
	padding: 8px 14px;
	min-width: 0;
	width: 240px;
	max-width: 100%;
	height: auto;
	box-shadow: none;
}
.bfo .bfo-input:focus { outline: none; border-color: var(--bfo-accent); background: var(--bfo-white); }
.bfo .bfo-input-sm { width: 120px; font-family: var(--bfo-mono); }
.bfo .bfo-select { width: auto; padding-right: 10px; cursor: pointer; }
.bfo-label-inline { font-size: 13px; font-weight: 600; color: var(--bfo-muted); }
.bfo-status { font-size: 13px; color: var(--bfo-muted); min-height: 20px; margin-bottom: 6px !important; }

/* Hex viewer ------------------------------------------------------- */
.bfo-hex-wrap {
	overflow: auto;
	max-height: 560px;
	background: var(--bfo-pink-soft);
	border-radius: 16px;
	padding: 12px 14px;
}
.bfo-hex {
	font-family: var(--bfo-mono);
	font-size: 13px;
	line-height: 1.7;
	white-space: pre;
	min-width: max-content;
	color: var(--bfo-ink);
}
.bfo-hex .o { color: var(--bfo-primary); font-weight: 600; }
.bfo-hex .z { color: #B9AEC6; }
.bfo-hex .a { color: var(--bfo-muted); }
.bfo-hex .h { background: var(--bfo-primary); color: var(--bfo-white); border-radius: 3px; }
.bfo-hex .hd { color: var(--bfo-primary-dark); font-weight: 700; }
.bfo-pager { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.bfo-pageinfo { font-size: 13px; color: var(--bfo-muted); font-weight: 500; padding: 0 6px; text-align: center; }

/* Strings ---------------------------------------------------------- */
.bfo-strings {
	font-family: var(--bfo-mono);
	font-size: 13px;
	max-height: 480px;
	overflow: auto;
	background: var(--bfo-pink-soft);
	border-radius: 16px;
	padding: 10px 14px;
}
.bfo-strings div { padding: 3px 0; border-bottom: 1px solid var(--bfo-line); overflow-wrap: anywhere; }
.bfo-strings div:last-child { border-bottom: 0; }
.bfo-strings .o { color: var(--bfo-primary); font-weight: 600; margin-right: 12px; }

/* Preview ---------------------------------------------------------- */
.bfo-preview { text-align: center; }
.bfo-preview img, .bfo-preview video { max-width: 100%; max-height: 560px; border-radius: 16px; }
.bfo-preview audio { width: 100%; }
.bfo-preview iframe { width: 100%; height: 600px; border: 0; border-radius: 16px; background: var(--bfo-pink-soft); }
.bfo-preview pre {
	text-align: left;
	font-family: var(--bfo-mono);
	font-size: 13px;
	white-space: pre-wrap;
	overflow-wrap: anywhere;
	max-height: 520px;
	overflow: auto;
	background: var(--bfo-pink-soft);
	border-radius: 16px;
	padding: 14px;
	margin: 0;
}
.bfo-empty { padding: 28px 10px; color: var(--bfo-muted); }
.bfo-empty strong { display: block; color: var(--bfo-ink); font-size: 17px; margin-bottom: 4px; }

/* Convert ---------------------------------------------------------- */
.bfo-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.bfo-action {
	background: var(--bfo-pink-soft);
	border-radius: 18px;
	padding: 16px;
	display: flex;
	flex-direction: column;
	gap: 10px;
	align-items: flex-start;
}
.bfo-action.is-featured { background: var(--bfo-primary); color: var(--bfo-white); }
.bfo-action.is-featured .bfo-action-desc { color: rgba(255,255,255,.85); }
.bfo-action.is-featured button.bfo-btn { background: var(--bfo-white); color: var(--bfo-primary-dark); border-color: var(--bfo-white); }
.bfo-action-title { font-weight: 700; font-size: 16px; }
.bfo-action-desc { font-size: 13px; color: var(--bfo-muted); flex: 1; }

/* FAQ -------------------------------------------------------------- */
.bfo-faq { background: var(--bfo-white); border-radius: var(--bfo-radius); padding: 22px 20px; margin-top: 16px; }
.bfo .bfo-faq-title { font-family: inherit; font-size: 24px; font-weight: 800; margin: 0 0 10px; color: var(--bfo-ink); }
.bfo-faq-item { border-bottom: 1px solid var(--bfo-line); padding: 12px 0; }
.bfo-faq-item:last-child { border-bottom: 0; }
.bfo-faq-item summary {
	cursor: pointer;
	font-weight: 600;
	font-size: 16px;
	list-style: none;
	display: flex;
	justify-content: space-between;
	gap: 12px;
}
.bfo-faq-item summary::-webkit-details-marker { display: none; }
.bfo-faq-item summary::after { content: "+"; color: var(--bfo-primary); font-weight: 800; font-size: 20px; line-height: 1; }
.bfo-faq-item[open] summary::after { content: "–"; }
.bfo-faq-item p { margin-top: 8px !important; color: var(--bfo-muted); font-size: 15px; }

/* Mobile ----------------------------------------------------------- */
@media (max-width: 640px) {
	.bfo { padding: 10px; border-radius: 24px; }
	.bfo-hero { padding: 30px 14px 20px; }
	.bfo-card { padding: 16px; }
	.bfo-stats { grid-template-columns: 1fr 1fr; }
	.bfo-stats > div:nth-child(3) { grid-column: 1 / -1; }
	.bfo-actions { grid-template-columns: 1fr; }
	.bfo .bfo-input { width: 100%; flex: 1 1 140px; }
	.bfo-toolbar, .bfo-group { width: 100%; }
	.bfo-hex { font-size: 11.5px; }
}