:root {
	--srb-primary: #2e2e2e;
	--srb-primary-dark: #000000;
	--srb-bg: #f6f6f6;
	--srb-card: #ffffff;
	--srb-border: #e2e2e4;
	--srb-text: #242426;
	--srb-text-light: #78787c;
	--srb-danger: #b3413a;
	--srb-radius: 14px;
	--srb-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

* { box-sizing: border-box; }

html, body {
	margin: 0;
	padding: 0;
	background: var(--srb-bg);
	color: var(--srb-text);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	font-size: 15px;
	line-height: 1.5;
}

a { color: var(--srb-primary-dark); }

/* ---------- Login ---------- */

.srb-login-body {
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(160deg, var(--srb-primary) 0%, #1a1a1a 100%);
}

.srb-login-wrap { width: 100%; max-width: 380px; padding: 20px; }

.srb-login-card {
	background: var(--srb-card);
	border-radius: var(--srb-radius);
	box-shadow: 0 20px 60px rgba(0,0,0,0.25);
	padding: 36px 32px;
	text-align: center;
}

.srb-login-logo { max-width: 160px; max-height: 90px; margin-bottom: 8px; }
.srb-login-title { margin: 0 0 4px; font-size: 22px; }
.srb-login-sub { margin: 0 0 24px; color: var(--srb-text-light); font-size: 14px; }

.srb-login-form { text-align: left; display: flex; flex-direction: column; gap: 14px; }
.srb-login-form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--srb-text-light); font-weight: 600; }
.srb-login-form input {
	padding: 11px 12px;
	border: 1px solid var(--srb-border);
	border-radius: 10px;
	font-size: 15px;
	color: var(--srb-text);
}
.srb-login-form input:focus { outline: none; border-color: var(--srb-primary); box-shadow: 0 0 0 3px rgba(0,0,0,0.2); }

/* ---------- Botones ---------- */

.srb-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	padding: 10px 18px;
	border-radius: 10px;
	border: 1px solid transparent;
	font-size: 14px;
	font-weight: 600;
	cursor: pointer;
	transition: transform .05s ease, opacity .15s ease;
}
.srb-btn:active { transform: scale(0.98); }
.srb-btn-block { width: 100%; }
.srb-btn-primary { background: var(--srb-primary); color: #fff; }
.srb-btn-primary:hover { background: var(--srb-primary-dark); }
.srb-btn-secondary { background: #fff; border-color: var(--srb-border); color: var(--srb-text); }
.srb-btn-secondary:hover { border-color: var(--srb-text-light); }
.srb-btn-danger { background: #fff; border-color: var(--srb-danger); color: var(--srb-danger); }
.srb-btn-danger:hover { background: var(--srb-danger); color: #fff; }
.srb-btn-sm { padding: 6px 12px; font-size: 13px; }
.srb-btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Layout del panel ---------- */

.srb-app { min-height: 100vh; display: flex; }
.srb-boot { margin: auto; color: var(--srb-text-light); }

.srb-sidebar {
	width: 220px;
	flex-shrink: 0;
	background: #1e1e20;
	color: #e9e9ea;
	display: flex;
	flex-direction: column;
	padding: 20px 14px;
}
.srb-brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 22px; }
.srb-brand img { max-height: 34px; max-width: 120px; }
.srb-brand-name { font-weight: 700; font-size: 15px; line-height: 1.2; }

.srb-hamburger {
	display: none;
	margin-left: auto;
	background: none;
	border: 1px solid rgba(255,255,255,0.25);
	border-radius: 8px;
	color: #fff;
	font-size: 18px;
	line-height: 1;
	padding: 6px 10px;
	cursor: pointer;
}

.srb-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.srb-nav button {
	display: flex;
	align-items: center;
	gap: 10px;
	text-align: left;
	background: none;
	border: none;
	color: #c9c9cc;
	padding: 10px 12px;
	border-radius: 10px;
	font-size: 14px;
	font-weight: 600;
	cursor: pointer;
}
.srb-nav button:hover { background: rgba(255,255,255,0.08); color: #fff; }
.srb-nav button.active { background: rgba(255,255,255,0.14); color: #fff; box-shadow: inset 3px 0 0 var(--srb-primary, #fff); }
.srb-nav .srb-ico { width: 18px; text-align: center; }

.srb-sidebar-footer { padding-top: 14px; border-top: 1px solid rgba(255,255,255,0.12); }
.srb-user { font-size: 13px; color: #b0b0b3; margin-bottom: 8px; }
.srb-logout { color: #e9e9ea; font-size: 13px; text-decoration: none; }
.srb-logout:hover { color: #fff; }

.srb-main { flex: 1; min-width: 0; padding: 28px 34px; }
.srb-main h1 { font-size: 22px; margin: 0 0 4px; }
.srb-main .srb-subtitle { color: var(--srb-text-light); margin: 0 0 24px; font-size: 14px; }

.srb-topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; gap: 12px; flex-wrap: wrap; }

/* ---------- Tarjetas / tablas ---------- */

.srb-card {
	background: var(--srb-card);
	border: 1px solid var(--srb-border);
	border-radius: var(--srb-radius);
	box-shadow: var(--srb-shadow);
	padding: 22px;
	margin-bottom: 20px;
}

.srb-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.srb-table { width: 100%; border-collapse: collapse; }
.srb-table th {
	text-align: left;
	font-size: 12px;
	text-transform: uppercase;
	letter-spacing: .03em;
	color: var(--srb-text-light);
	padding: 8px 10px;
	border-bottom: 1px solid var(--srb-border);
}
.srb-table td { padding: 12px 10px; border-bottom: 1px solid var(--srb-border); vertical-align: middle; font-size: 14px; }
.srb-table tr:last-child td { border-bottom: none; }
.srb-table .srb-muted { color: var(--srb-text-light); }
.srb-table-actions { display: flex; gap: 8px; justify-content: flex-end; }

.srb-empty { text-align: center; padding: 40px 10px; color: var(--srb-text-light); }

.srb-badge { display: inline-block; padding: 3px 10px; border-radius: 100px; font-size: 12px; font-weight: 600; }
.srb-badge-ok { background: #e7efd8; color: #4d5c2c; }
.srb-badge-cancelled { background: #f5e2df; color: var(--srb-danger); }

.srb-avatar { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; background: #eee; display: inline-block; vertical-align: middle; }
.srb-avatar-placeholder { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; background: var(--srb-primary); color: #fff; font-weight: 700; font-size: 13px; }

/* ---------- Formularios ---------- */

.srb-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.srb-field label { font-size: 13px; font-weight: 600; color: var(--srb-text-light); }
.srb-field input[type=text], .srb-field input[type=email], .srb-field input[type=tel],
.srb-field input[type=number], .srb-field input[type=date], .srb-field input[type=time],
.srb-field input[type=color], .srb-field select, .srb-field textarea {
	padding: 10px 12px;
	border: 1px solid var(--srb-border);
	border-radius: 10px;
	font-size: 14px;
	font-family: inherit;
	color: var(--srb-text);
	width: 100%;
}
.srb-field textarea { resize: vertical; min-height: 70px; }
.srb-field input:focus, .srb-field select:focus, .srb-field textarea:focus {
	outline: none; border-color: var(--srb-primary); box-shadow: 0 0 0 3px rgba(0,0,0,0.18);
}
.srb-row { display: flex; gap: 16px; flex-wrap: wrap; }
.srb-row > .srb-field { flex: 1; min-width: 160px; }
.srb-check { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.srb-check input { width: 16px; height: 16px; }

.srb-chip-group { display: flex; flex-wrap: wrap; gap: 8px; }
.srb-chip {
	border: 1px solid var(--srb-border);
	border-radius: 100px;
	padding: 6px 14px;
	font-size: 13px;
	cursor: pointer;
	user-select: none;
}
.srb-chip.active { background: var(--srb-primary); border-color: var(--srb-primary); color: #fff; }

.srb-schedule-day { display: grid; grid-template-columns: 110px 90px 1fr 1fr; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--srb-border); }
.srb-schedule-day:last-child { border-bottom: none; }

/* ---------- Modal ---------- */

.srb-modal-backdrop {
	position: fixed; inset: 0; background: rgba(20,22,16,0.45);
	display: flex; align-items: flex-start; justify-content: center;
	padding: 40px 16px; overflow-y: auto; z-index: 1000;
}
.srb-modal {
	background: #fff; border-radius: var(--srb-radius); max-width: 560px; width: 100%;
	box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.srb-modal-header { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; border-bottom: 1px solid var(--srb-border); }
.srb-modal-header h2 { margin: 0; font-size: 17px; }
.srb-modal-close { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--srb-text-light); line-height: 1; }
.srb-modal-body { padding: 20px 22px; max-height: 65vh; overflow-y: auto; }
.srb-modal-footer { display: flex; justify-content: flex-end; gap: 10px; padding: 16px 22px; border-top: 1px solid var(--srb-border); }

/* ---------- Alertas / toasts ---------- */

.srb-alert { padding: 12px 14px; border-radius: 10px; font-size: 14px; margin-bottom: 16px; }
.srb-alert-error { background: #f7e3e0; color: #92352a; }
.srb-alert-success { background: #e7efd8; color: #4d5c2c; }

.srb-toast-wrap { position: fixed; top: 18px; right: 18px; z-index: 2000; display: flex; flex-direction: column; gap: 8px; }
.srb-toast { background: var(--srb-text); color: #fff; padding: 12px 16px; border-radius: 10px; font-size: 14px; box-shadow: 0 6px 20px rgba(0,0,0,0.2); }
.srb-toast.error { background: var(--srb-danger); }
.srb-toast.success { background: var(--srb-primary-dark); }

.srb-photo-upload { display: flex; align-items: center; gap: 14px; }
.srb-photo-preview { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; background: #eee; }

@media (max-width: 780px) {
	.srb-app { flex-direction: column; }
	.srb-sidebar { width: 100%; flex-direction: column; align-items: stretch; padding: 12px 16px; }
	.srb-brand { padding: 4px 0; }
	.srb-hamburger { display: inline-flex; align-items: center; justify-content: center; }
	.srb-nav { display: none; flex-direction: column; padding-top: 6px; }
	.srb-sidebar-footer { display: none; margin-top: 4px; }
	.srb-sidebar.open .srb-nav,
	.srb-sidebar.open .srb-sidebar-footer { display: flex; flex-direction: column; }
	.srb-main { padding: 16px; }
	.srb-card { padding: 16px; }
	.srb-schedule-day { grid-template-columns: 90px 70px 1fr 1fr; }
	.srb-table-wrap .srb-table { min-width: 560px; }
	.srb-topbar { flex-direction: column; align-items: stretch; }
	.srb-topbar > div:first-child { margin-bottom: 4px; }
}

@media (max-width: 480px) {
	.srb-schedule-day {
		display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; padding: 10px 0;
	}
	.srb-schedule-day strong,
	.srb-schedule-day .srb-check { flex: 1 1 100%; }
	.srb-schedule-day .em-sch-start,
	.srb-schedule-day .em-sch-end { flex: 1 1 auto; min-width: 0; }
	.srb-modal-backdrop { padding: 0; }
	.srb-modal { max-width: 100%; min-height: 100vh; border-radius: 0; }
}