/* IBS Global EdTech UI base (fase inicial) */

:root{
	--edu-bg: #0b1220;
	--edu-surface: rgba(255,255,255,0.08);
	--edu-surface-2: rgba(255,255,255,0.12);
	--edu-text: #f5f7ff;
	--edu-muted: rgba(245,247,255,0.72);
	--edu-brand: #7c5cff;
	--edu-brand-2: #34d399;
	--edu-warning: #fbbf24;
	--edu-danger: #fb7185;
	--edu-shadow: 0 18px 50px rgba(0,0,0,0.35);
	--edu-radius: 18px;
	--edu-radius-sm: 12px;
	--edu-max: 1100px;
	--edu-gap: 18px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
	margin:0;
	font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
	color: var(--edu-text);
	background:
		radial-gradient(1100px 600px at 20% 10%, rgba(124,92,255,0.28), transparent 55%),
		radial-gradient(900px 520px at 80% 0%, rgba(52,211,153,0.22), transparent 60%),
		radial-gradient(900px 700px at 50% 120%, rgba(251,191,36,0.12), transparent 55%),
		var(--edu-bg);
}

a{color:inherit}
.edu-container{max-width:var(--edu-max); margin:0 auto; padding: 22px 16px}
.edu-page{padding-bottom: 40px}

.edu-topbar{
	position: sticky;
	top: 0;
	z-index: 20;
	backdrop-filter: blur(10px);
	background: rgba(11,18,32,0.55);
	border-bottom: 1px solid rgba(255,255,255,0.08);
}
.edu-topbar__inner{
	max-width:var(--edu-max);
	margin:0 auto;
	padding: 12px 16px;
	display:flex;
	align-items:center;
	justify-content:space-between;
	gap: 12px;
}
.edu-brand{
	display:flex;
	align-items:center;
	gap: 10px;
	text-decoration:none;
}
.edu-brand__mark{
	width: 36px; height:36px;
	display:grid; place-items:center;
	border-radius: 12px;
	background: linear-gradient(135deg, var(--edu-brand), #ff5bd6);
	box-shadow: 0 10px 28px rgba(124,92,255,0.35);
	font-weight: 800;
}
.edu-brand__text{font-weight:800; letter-spacing:0.2px}
.edu-topnav__link{
	text-decoration:none;
	padding: 10px 12px;
	border-radius: 12px;
	background: rgba(255,255,255,0.06);
	border: 1px solid rgba(255,255,255,0.09);
}
.edu-topnav__link:hover{background: rgba(255,255,255,0.10)}

.edu-hero{
	margin-top: 18px;
	padding: 18px;
	border-radius: var(--edu-radius);
	background: linear-gradient(135deg, rgba(124,92,255,0.22), rgba(52,211,153,0.10));
	border: 1px solid rgba(255,255,255,0.10);
	box-shadow: var(--edu-shadow);
}
.edu-hero__title{margin:0 0 6px 0; font-size: 26px}
.edu-hero__subtitle{margin:0; color: var(--edu-muted)}

.edu-grid{
	margin-top: 18px;
	display:grid;
	grid-template-columns: repeat(12, 1fr);
	gap: var(--edu-gap);
}
.edu-col-4{grid-column: span 4}
.edu-col-6{grid-column: span 6}
.edu-col-12{grid-column: span 12}
@media (max-width: 900px){
	.edu-col-4,.edu-col-6{grid-column: span 12}
}

.edu-card{
	display:block;
	text-decoration:none;
	padding: 16px;
	border-radius: var(--edu-radius);
	background: rgba(255,255,255,0.07);
	border: 1px solid rgba(255,255,255,0.10);
	box-shadow: 0 14px 40px rgba(0,0,0,0.25);
	transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.edu-card:hover{
	transform: translateY(-2px);
	background: rgba(255,255,255,0.10);
	border-color: rgba(255,255,255,0.16);
}
.edu-card__kicker{
	color: var(--edu-muted);
	font-size: 12px;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	margin: 0 0 8px 0;
}
.edu-card__title{margin:0 0 10px 0; font-size: 18px}
.edu-card__meta{margin:0; color: var(--edu-muted); font-size: 13px}
.edu-card__badge{
	display:inline-flex;
	align-items:center;
	gap: 8px;
	margin-top: 12px;
	padding: 8px 10px;
	border-radius: 999px;
	background: rgba(124,92,255,0.18);
	border: 1px solid rgba(124,92,255,0.35);
	font-weight: 700;
	font-size: 13px;
}
.edu-card__badge--green{
	background: rgba(52,211,153,0.14);
	border-color: rgba(52,211,153,0.35);
}

.edu-section{margin-top: 18px}
.edu-section__title{margin: 0 0 10px 0; font-size: 18px}

.edu-breadcrumbs{
	display:flex;
	flex-wrap: wrap;
	gap: 8px;
	align-items:center;
	color: var(--edu-muted);
	font-size: 13px;
}
.edu-breadcrumbs a{color: var(--edu-text); text-decoration:none; opacity:0.85}
.edu-breadcrumbs a:hover{opacity:1; text-decoration:underline}

.edu-progress{
	height: 12px;
	border-radius: 999px;
	background: rgba(255,255,255,0.10);
	border: 1px solid rgba(255,255,255,0.10);
	overflow:hidden;
}
.edu-progress__bar{
	height: 100%;
	width: var(--p, 35%);
	background: linear-gradient(90deg, var(--edu-brand), var(--edu-brand-2));
}
.edu-progress__label{margin-top: 8px; color: var(--edu-muted); font-size: 13px}

.edu-pill-row{
	display:flex;
	flex-wrap: wrap;
	gap: 10px;
}
.edu-pill{
	display:inline-flex;
	align-items:center;
	gap: 10px;
	padding: 10px 12px;
	border-radius: 999px;
	background: rgba(255,255,255,0.06);
	border: 1px solid rgba(255,255,255,0.10);
	text-decoration:none;
}
.edu-pill:hover{background: rgba(255,255,255,0.10)}
.edu-pill__dot{
	width: 10px;
	height: 10px;
	border-radius: 999px;
	background: var(--edu-warning);
}

.edu-flashcards{
	display:grid;
	grid-template-columns: repeat(12, 1fr);
	gap: var(--edu-gap);
}
.edu-flashcard{grid-column: span 4}
@media (max-width: 900px){
	.edu-flashcard{grid-column: span 12}
}
.edu-flashcard__inner{
	position: relative;
	min-height: 180px;
	padding: 14px;
	border-radius: var(--edu-radius);
	background: rgba(255,255,255,0.07);
	border: 1px solid rgba(255,255,255,0.10);
	box-shadow: 0 14px 40px rgba(0,0,0,0.25);
	cursor: pointer;
	transform-style: preserve-3d;
	transition: transform .35s ease;
}
.edu-flashcard[data-flipped=\"1\"] .edu-flashcard__inner{transform: rotateY(180deg)}
.edu-flashcard__face{
	position:absolute;
	inset: 0;
	padding: 14px;
	backface-visibility: hidden;
	display:flex;
	flex-direction:column;
	justify-content:space-between;
}
.edu-flashcard__back{transform: rotateY(180deg)}
.edu-flashcard__img{
	width:100%;
	height: 110px;
	border-radius: 14px;
	background: rgba(255,255,255,0.06);
	border: 1px solid rgba(255,255,255,0.10);
	object-fit: cover;
}
.edu-flashcard__word{margin: 12px 0 0 0; font-size: 18px; font-weight: 900}
.edu-flashcard__hint{margin: 0; color: var(--edu-muted); font-size: 13px}

.edu-mcq{
	padding: 16px;
	border-radius: var(--edu-radius);
	background: rgba(255,255,255,0.07);
	border: 1px solid rgba(255,255,255,0.10);
	box-shadow: 0 14px 40px rgba(0,0,0,0.25);
}
.edu-mcq__q{margin: 0 0 12px 0; font-weight: 900; font-size: 16px}
.edu-mcq__opts{display:grid; gap: 10px}
.edu-btn{
	display:inline-flex;
	align-items:center;
	justify-content:center;
	gap: 10px;
	width:100%;
	padding: 12px 14px;
	border-radius: 14px;
	border: 1px solid rgba(255,255,255,0.12);
	background: rgba(255,255,255,0.08);
	color: var(--edu-text);
	font-weight: 800;
	cursor:pointer;
	text-align:left;
}
.edu-btn:hover{background: rgba(255,255,255,0.12)}
.edu-btn[aria-pressed=\"true\"]{border-color: rgba(124,92,255,0.55)}
.edu-btn--ok{background: rgba(52,211,153,0.16); border-color: rgba(52,211,153,0.45)}
.edu-btn--bad{background: rgba(251,113,133,0.16); border-color: rgba(251,113,133,0.45)}
.edu-mcq__feedback{margin-top: 12px; color: var(--edu-muted)}

.edu-footer{
	border-top: 1px solid rgba(255,255,255,0.08);
	margin-top: 40px;
	background: rgba(0,0,0,0.12);
}
.edu-footer__inner{
	max-width:var(--edu-max);
	margin: 0 auto;
	padding: 18px 16px;
	color: var(--edu-muted);
}