.sfm {
	--sfm-accent: #1f6f43;
	--sfm-accent-ink: #ffffff;
	--sfm-ink: #1b1f1d;
	--sfm-muted: #5f6a64;
	--sfm-line: #e2e6e3;
	--sfm-bg: #ffffff;
	--sfm-soft: #f4f7f5;
	--sfm-ok: #1f6f43;
	--sfm-warn: #9a6400;
	--sfm-err: #b42318;
	--sfm-radius: 12px;
	max-width: 760px;
	margin: 0 auto;
	color: var(--sfm-ink);
	font-size: 16px;
	line-height: 1.5;
}
.sfm *, .sfm *::before, .sfm *::after { box-sizing: border-box; }
.sfm h2 { margin: 0 0 .25em; font-size: 1.5em; line-height: 1.2; }
.sfm h3 { margin: 0 0 .75em; font-size: 1.1em; }
.sfm p { margin: 0 0 .5em; }

.sfm-card {
	background: var(--sfm-bg);
	border: 1px solid var(--sfm-line);
	border-radius: var(--sfm-radius);
	padding: 20px;
	margin-bottom: 16px;
}
.sfm-loading { color: var(--sfm-muted); text-align: center; }
.sfm-grid { display: grid; grid-template-columns: 1fr; gap: 16px; margin-bottom: 16px; }
.sfm-grid .sfm-card { margin-bottom: 0; }
@media (min-width: 640px) { .sfm-grid { grid-template-columns: 220px 1fr; } }

.sfm-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; font-weight: 600; }
.sfm-muted { color: var(--sfm-muted); font-size: .92em; }
.sfm-fine { color: var(--sfm-muted); font-size: .82em; margin-top: 10px; }
.sfm-label { font-size: .8em; text-transform: uppercase; letter-spacing: .06em; color: var(--sfm-muted); font-weight: 600; }
.sfm-balance { background: var(--sfm-soft); text-align: center; display: flex; flex-direction: column; justify-content: center; }
.sfm-big { font-size: 3.2em; font-weight: 700; line-height: 1.1; color: var(--sfm-accent); font-variant-numeric: tabular-nums; }

.sfm-plan-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 4px; font-size: 1.05em; }
.sfm-badge { font-size: .72em; font-weight: 700; padding: 2px 8px; border-radius: 999px; text-transform: uppercase; letter-spacing: .04em; }
.sfm-badge-ok { background: #e3f2e9; color: var(--sfm-ok); }
.sfm-badge-warn { background: #fdf1dc; color: var(--sfm-warn); }
.sfm-badge-off { background: #f1f1f1; color: var(--sfm-muted); }
.sfm-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }

.sfm-btn {
	display: inline-flex; align-items: center; justify-content: center;
	background: var(--sfm-accent); color: var(--sfm-accent-ink) !important;
	border: 1px solid var(--sfm-accent); border-radius: 8px;
	padding: 10px 16px; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none !important;
	min-height: 44px;
}
.sfm-btn:disabled { opacity: .6; cursor: default; }
.sfm-btn-ghost { background: transparent; color: var(--sfm-accent) !important; }
.sfm-link { background: none; border: 0; padding: 4px 0; color: var(--sfm-accent); font: inherit; font-weight: 600; cursor: pointer; text-decoration: underline; }

.sfm-login { max-width: 460px; margin: 0 auto; }
.sfm-login-form { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }
.sfm input[type=email], .sfm input[type=date], .sfm select {
	width: 100%; min-height: 44px; padding: 8px 12px; font: inherit;
	border: 1px solid var(--sfm-line); border-radius: 8px; background: #fff; color: var(--sfm-ink);
}

.sfm-book-controls { display: grid; grid-template-columns: 1fr; gap: 12px; margin-bottom: 14px; }
@media (min-width: 560px) { .sfm-book-controls { grid-template-columns: 3fr 2fr; } }
.sfm-book-controls label { display: flex; flex-direction: column; gap: 4px; font-size: .85em; font-weight: 600; color: var(--sfm-muted); }

.sfm-slots { display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: 8px; }
.sfm-slot {
	min-height: 44px; border: 1px solid var(--sfm-line); background: #fff; border-radius: 8px;
	font: inherit; font-weight: 600; color: var(--sfm-ink); cursor: pointer; font-variant-numeric: tabular-nums;
}
.sfm-slot:hover { border-color: var(--sfm-accent); }
.sfm-slot.is-on { background: var(--sfm-accent); border-color: var(--sfm-accent); color: var(--sfm-accent-ink); }

.sfm-confirm {
	margin-top: 14px; padding: 14px; border-radius: 10px; background: var(--sfm-soft);
	display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap;
}

.sfm-list { list-style: none; margin: 0; padding: 0; }
.sfm-list li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-top: 1px solid var(--sfm-line); }
.sfm-list li:first-child { border-top: 0; padding-top: 0; }
.sfm-history li { font-size: .95em; }
.sfm-plus, .sfm-minus { font-weight: 700; font-variant-numeric: tabular-nums; }
.sfm-plus { color: var(--sfm-ok); }
.sfm-minus { color: var(--sfm-muted); }

.sfm-msg { padding: 10px 14px; border-radius: 8px; margin: 0 0 12px; font-size: .95em; }
.sfm-msg-ok { background: #e3f2e9; color: var(--sfm-ok); }
.sfm-msg-warn { background: #fdf1dc; color: var(--sfm-warn); }
.sfm-msg-err { background: #fde8e6; color: var(--sfm-err); }
.sfm-confirm .sfm-msg { margin: 0; }

/* Guest booking */
.sfm-guest { margin-top: 16px; }
.sfm-guest h3 { margin-top: 4px; }
.sfm-step[hidden] { display: none !important; }
.sfm-frame { margin: 12px -8px 0; }
.sfm-frame iframe { display: block; background: #fff; }
.sfm-sticky { position: sticky; bottom: 0; background: var(--sfm-bg); padding: 12px 0; border-top: 1px solid var(--sfm-line); align-items: center; }
@media (min-width: 640px) { .sfm-frame { margin: 12px 0 0; } }