/**
 * Estilos del frontend público de Driving Academy.
 * Aplica a: [da_plans], [da_instructors_public] y botón de WhatsApp.
 */

/* ── Variables ─────────────────────────────────────────────────────────────── */
:root {
	--da-pub-primary:      #2563eb;
	--da-pub-primary-dark: #1d4ed8;
	--da-pub-accent:       #16a34a;
	--da-pub-text:         #1f2937;
	--da-pub-text-muted:   #6b7280;
	--da-pub-border:       #e5e7eb;
	--da-pub-bg:           #f9fafb;
	--da-pub-white:        #ffffff;
	--da-pub-featured:     #2563eb;
	--da-pub-radius:       10px;
	--da-pub-shadow:       0 4px 16px rgba(0,0,0,.08);
	--da-pub-shadow-hover: 0 8px 28px rgba(0,0,0,.14);
	--da-pub-transition:   200ms ease;
	--da-whatsapp:         #25D366;
	--da-whatsapp-dark:    #128C7E;
}

/* ── Botones públicos ───────────────────────────────────────────────────────── */
.da-btn-public {
	display: inline-block;
	padding: 12px 24px;
	border-radius: var(--da-pub-radius);
	font-size: 0.95rem;
	font-weight: 600;
	text-decoration: none;
	text-align: center;
	cursor: pointer;
	transition: background var(--da-pub-transition), transform var(--da-pub-transition);
	border: none;
}

.da-btn-public:hover {
	transform: translateY(-1px);
	text-decoration: none;
}

.da-btn-public--primary {
	background: var(--da-pub-primary);
	color: var(--da-pub-white) !important;
}

.da-btn-public--primary:hover {
	background: var(--da-pub-primary-dark);
}

.da-btn-public--secondary {
	background: transparent;
	color: var(--da-pub-primary) !important;
	border: 2px solid var(--da-pub-primary);
}

.da-btn-public--secondary:hover {
	background: var(--da-pub-primary);
	color: var(--da-pub-white) !important;
}

/* ── Estado vacío ───────────────────────────────────────────────────────────── */
.da-public-empty {
	text-align: center;
	color: var(--da-pub-text-muted);
	padding: 40px 20px;
	font-style: italic;
}

/* ════════════════════════════════════════════════════════════════════════════
   PLANES
════════════════════════════════════════════════════════════════════════════ */

.da-plans-grid {
	display: grid;
	gap: 24px;
	margin: 32px 0;
}

.da-plans-grid--cols-1 { grid-template-columns: 1fr; }
.da-plans-grid--cols-2 { grid-template-columns: repeat(2, 1fr); }
.da-plans-grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
.da-plans-grid--cols-4 { grid-template-columns: repeat(4, 1fr); }

/* Tarjeta de plan */
.da-plan-card {
	position: relative;
	background: var(--da-pub-white);
	border: 2px solid var(--da-pub-border);
	border-radius: var(--da-pub-radius);
	box-shadow: var(--da-pub-shadow);
	display: flex;
	flex-direction: column;
	transition: box-shadow var(--da-pub-transition), transform var(--da-pub-transition);
	overflow: hidden;
}

.da-plan-card:hover {
	box-shadow: var(--da-pub-shadow-hover);
	transform: translateY(-3px);
}

/* Plan destacado */
.da-plan-card--featured {
	border-color: var(--da-pub-featured);
	box-shadow: 0 4px 24px rgba(37,99,235,.2);
}

.da-plan-card--featured:hover {
	box-shadow: 0 8px 36px rgba(37,99,235,.28);
}

/* Badge */
.da-plan-card__badge {
	background: var(--da-pub-featured);
	color: var(--da-pub-white);
	text-align: center;
	font-size: 0.78rem;
	font-weight: 700;
	padding: 6px 12px;
	text-transform: uppercase;
	letter-spacing: 0.08em;
}

/* Header */
.da-plan-card__header {
	padding: 28px 24px 20px;
	text-align: center;
	border-bottom: 1px solid var(--da-pub-border);
}

.da-plan-card--featured .da-plan-card__header {
	background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
}

.da-plan-card__title {
	font-size: 1.25rem;
	font-weight: 700;
	color: var(--da-pub-text);
	margin: 0 0 16px;
}

.da-plan-card__price {
	display: flex;
	align-items: baseline;
	justify-content: center;
	gap: 4px;
	margin-bottom: 8px;
}

.da-plan-card__currency {
	font-size: 1.1rem;
	font-weight: 600;
	color: var(--da-pub-text-muted);
}

.da-plan-card__amount {
	font-size: 2.6rem;
	font-weight: 800;
	color: var(--da-pub-primary);
	line-height: 1;
}

.da-plan-card__duration {
	font-size: 0.85rem;
	color: var(--da-pub-text-muted);
	margin: 0;
}

/* Body */
.da-plan-card__body {
	padding: 20px 24px;
	flex: 1;
}

.da-plan-card__description {
	font-size: 0.9rem;
	color: var(--da-pub-text-muted);
	line-height: 1.6;
}

.da-plan-card__description ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.da-plan-card__description ul li {
	padding: 4px 0 4px 24px;
	position: relative;
}

.da-plan-card__description ul li::before {
	content: '✓';
	position: absolute;
	left: 0;
	color: var(--da-pub-accent);
	font-weight: 700;
}

.da-plan-card__classes {
	margin: 12px 0 0;
	font-size: 0.9rem;
	color: var(--da-pub-text);
	text-align: center;
}

.da-plan-card__classes-num {
	font-size: 1.4rem;
	font-weight: 800;
	color: var(--da-pub-primary);
	margin-right: 4px;
}

/* Footer */
.da-plan-card__footer {
	padding: 16px 24px 24px;
	text-align: center;
}

.da-plan-card__footer .da-btn-public {
	width: 100%;
}

/* ════════════════════════════════════════════════════════════════════════════
   INSTRUCTORES PÚBLICOS
════════════════════════════════════════════════════════════════════════════ */

.da-instructors-public-grid {
	display: grid;
	gap: 24px;
	margin: 32px 0;
}

.da-instructors-public-grid--cols-1 { grid-template-columns: 1fr; }
.da-instructors-public-grid--cols-2 { grid-template-columns: repeat(2, 1fr); }
.da-instructors-public-grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
.da-instructors-public-grid--cols-4 { grid-template-columns: repeat(4, 1fr); }

.da-instructor-public-card {
	background: var(--da-pub-white);
	border: 1px solid var(--da-pub-border);
	border-radius: var(--da-pub-radius);
	box-shadow: var(--da-pub-shadow);
	padding: 28px 20px;
	text-align: center;
	transition: box-shadow var(--da-pub-transition), transform var(--da-pub-transition);
}

.da-instructor-public-card:hover {
	box-shadow: var(--da-pub-shadow-hover);
	transform: translateY(-3px);
}

.da-instructor-public-card__avatar {
	margin-bottom: 16px;
}

.da-instructor-public-card__img {
	width: 100px !important;
	height: 100px !important;
	border-radius: 50% !important;
	object-fit: cover !important;
	border: 3px solid var(--da-pub-primary) !important;
}

.da-instructor-public-card__name {
	font-size: 1.15rem;
	font-weight: 700;
	margin: 0 0 8px;
	color: var(--da-pub-text);
}

.da-instructor-public-card__vehicle,
.da-instructor-public-card__license {
	font-size: 0.85rem;
	color: var(--da-pub-text-muted);
	margin: 4px 0;
}

.da-instructor-public-card__bio {
	font-size: 0.88rem;
	color: var(--da-pub-text-muted);
	line-height: 1.5;
	margin: 12px 0 16px;
}

.da-instructor-public-card .da-btn-public {
	margin-top: 8px;
}

/* ════════════════════════════════════════════════════════════════════════════
   BOTÓN FLOTANTE DE WHATSAPP
════════════════════════════════════════════════════════════════════════════ */

.da-whatsapp-btn {
	position: fixed;
	bottom: 24px;
	right: 24px;
	z-index: 9999;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 60px;
	height: 60px;
	background: var(--da-whatsapp);
	border-radius: 50%;
	box-shadow: 0 4px 16px rgba(37,211,102,.4);
	text-decoration: none !important;
	transition: background var(--da-pub-transition), transform var(--da-pub-transition), box-shadow var(--da-pub-transition);
	animation: da-whatsapp-pulse 2.5s infinite;
}

.da-whatsapp-btn:hover {
	background: var(--da-whatsapp-dark);
	transform: scale(1.1);
	box-shadow: 0 6px 24px rgba(37,211,102,.5);
	text-decoration: none !important;
}

.da-whatsapp-btn svg {
	width: 32px;
	height: 32px;
	fill: #ffffff;
}

/* Tooltip */
.da-whatsapp-btn::before {
	content: attr(data-tooltip);
	position: absolute;
	right: 70px;
	background: #1f2937;
	color: #fff;
	padding: 6px 12px;
	border-radius: 6px;
	font-size: 13px;
	font-weight: 500;
	white-space: nowrap;
	opacity: 0;
	pointer-events: none;
	transition: opacity var(--da-pub-transition);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.da-whatsapp-btn:hover::before {
	opacity: 1;
}

@keyframes da-whatsapp-pulse {
	0%   { box-shadow: 0 4px 16px rgba(37,211,102,.4); }
	50%  { box-shadow: 0 4px 28px rgba(37,211,102,.65); }
	100% { box-shadow: 0 4px 16px rgba(37,211,102,.4); }
}

/* ── Responsive ─────────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
	.da-plans-grid--cols-3,
	.da-plans-grid--cols-4 {
		grid-template-columns: repeat(2, 1fr);
	}

	.da-instructors-public-grid--cols-3,
	.da-instructors-public-grid--cols-4 {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 600px) {
	.da-plans-grid--cols-2,
	.da-plans-grid--cols-3,
	.da-plans-grid--cols-4 {
		grid-template-columns: 1fr;
	}

	.da-instructors-public-grid--cols-2,
	.da-instructors-public-grid--cols-3,
	.da-instructors-public-grid--cols-4 {
		grid-template-columns: 1fr;
	}

	.da-whatsapp-btn {
		bottom: 16px;
		right: 16px;
		width: 52px;
		height: 52px;
	}

	.da-whatsapp-btn svg {
		width: 28px;
		height: 28px;
	}

	.da-whatsapp-btn::before {
		display: none;
	}
}