html, body {
	height: 100%;
	margin: 0;
	background: #0A1613;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

#centro {
	position: fixed;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
	background: #0A1613;
}

#glow {
	position: absolute;
	width: 900px;
	height: 900px;
	border-radius: 50%;
	background: radial-gradient(circle, rgba(23,179,160,0.32) 0%, rgba(255,126,87,0.10) 45%, rgba(10,22,19,0) 70%);
	top: -320px;
	left: 50%;
	transform: translateX(-50%);
	pointer-events: none;
}
@media (prefers-reduced-motion: no-preference) {
	#glow { animation: smilevoDrift 14s ease-in-out infinite alternate; }
}
@keyframes smilevoDrift {
	from { transform: translateX(-52%) scale(1); }
	to   { transform: translateX(-48%) scale(1.06); }
}

#bgArc {
	position: absolute;
	bottom: -60px;
	left: 50%;
	transform: translateX(-50%);
	width: 1100px;
	max-width: none;
	opacity: 0.08;
	pointer-events: none;
}
#bgArc path { fill: none; stroke: #EAF4F1; stroke-width: 2; }

#container {
	position: relative;
	width: 380px;
	max-width: 90vw;
	background: rgba(19, 37, 32, 0.72);
	border: 1px solid rgba(234, 244, 241, 0.12);
	backdrop-filter: blur(14px);
	-webkit-backdrop-filter: blur(14px);
	border-radius: 18px;
	padding: 2.4rem 2.2rem 2rem;
	text-align: center;
	color: #EAF4F1;
	box-shadow: 0 30px 60px -25px rgba(10,22,19,0.55);
}

#logoSmilevo { width: 190px; height: auto; color: #EAF4F1; margin: 0 auto; display: block; }
#logoSmilevo .brand-vo { fill: #FF7E57; }
#logoSmilevo .brand-smile { fill: currentColor; }
#logoSmilevo .arc { stroke: url(#smileGrad); }
#logoSmilevo .dot { fill: #FF7E57; }
.stop-a { stop-color: #17B3A0; }
.stop-b { stop-color: #FF7E57; }

#tagline {
	font-family: Georgia, "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif;
	font-style: italic;
	font-size: 0.95rem;
	color: #B9CFC9;
	margin: 0.6rem 0 1.8rem;
}

#container form { display: flex; flex-direction: column; gap: 1rem; text-align: left; }
#container .form-group { margin: 0; }
#container label {
	display: block;
	font-size: 0.72rem;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: #9FBAB3;
	margin-bottom: 0.4rem;
}
#container .input-group { display: block; }
#container .input-group-addon { display: none; }
#container .form-control {
	width: 100%;
	background: rgba(244, 247, 245, 0.06);
	border: 1px solid rgba(234, 244, 241, 0.18);
	color: #EAF4F1;
	font-size: 0.95rem;
	padding: 0.65rem 0.8rem;
	border-radius: 9px;
	box-shadow: none;
	height: auto;
}
#container .form-control::placeholder { color: #6C8983; }
#container .form-control:focus {
	outline: 2px solid #17B3A0;
	outline-offset: 2px;
	border-color: transparent;
	box-shadow: none;
}

#btLogin {
	margin-top: 0.4rem;
	width: 100%;
	background: linear-gradient(135deg, #17B3A0, #0B6E62);
	color: #06120F;
	font-weight: 700;
	font-size: 0.95rem;
	border: none;
	border-radius: 9px;
	padding: 0.75rem 1rem;
	cursor: pointer;
}
#btLogin:hover { filter: brightness(1.08); }
#btLogin:focus-visible { outline: 2px solid #FF7E57; outline-offset: 2px; }

#loginHint {
	margin: 1.3rem 0 0;
	font-size: 0.78rem;
	color: #7C9993;
}

#erro, #sucesso {
	display: none;
	text-align: left;
	border-radius: 9px;
	padding: 0.7rem 0.9rem;
	margin-bottom: 1.1rem;
	font-size: 0.85rem;
}
#erro { background: rgba(194, 59, 59, 0.16); border: 1px solid rgba(194, 59, 59, 0.4); color: #F3B4AC; }
#sucesso { background: rgba(47, 158, 91, 0.16); border: 1px solid rgba(47, 158, 91, 0.4); color: #A9E6BF; }

@media only screen and (min-width: 100px) and (max-width: 800px) {
	#container { width: 90%; padding: 2rem 1.4rem 1.6rem; }
	#logoSmilevo { width: 160px; }
}