/* ==========================================================================
   Components: buttons, badges, section heading, course card, accordion,
   forms, breadcrumbs, avatar, price. Used across every page.
   ========================================================================== */

/* ---- Buttons ---- */
.btn {
	--_bg: var(--color-primary);
	--_fg: #fff;
	--_bd: transparent;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	min-height: var(--btn-h);
	padding: 0 24px;
	border: 1.5px solid var(--_bd);
	border-radius: var(--btn-radius);
	background: var(--_bg);
	color: var(--_fg);
	font: 700 var(--fs-base) / 1 var(--font-sans);
	text-decoration: none;
	cursor: pointer;
	white-space: nowrap;
	position: relative;
	isolation: isolate;
	overflow: hidden;
	transition: background-color var(--dur) var(--ease-out), color var(--dur) var(--ease-out),
		box-shadow var(--dur) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}

.btn:hover {
	--_bg: var(--color-primary-hover);
	color: var(--_fg);
	box-shadow: var(--shadow-glow);
}

.btn:active {
	transform: scale(0.97);
}

.btn .icon {
	transition: transform var(--dur) var(--ease-out);
}

.btn:hover .icon-arrow-right,
.btn:hover .icon-arrow-up-right {
	transform: translateX(3px);
}

.btn--ghost {
	--_bg: transparent;
	--_fg: var(--color-heading);
	--_bd: var(--color-border);
}

.btn--ghost:hover {
	--_bg: var(--color-primary-soft);
	--_fg: var(--color-primary-hover);
	--_bd: var(--dli-green-300);
	box-shadow: none;
}

.btn--light {
	--_bg: #fff;
	--_fg: var(--dli-night-900);
}

.btn--light:hover {
	--_bg: var(--dli-green-50);
	--_fg: var(--dli-night-900);
}

.btn--outline-light {
	--_bg: transparent;
	--_fg: #fff;
	--_bd: rgb(255 255 255 / 0.35);
}

.btn--outline-light:hover {
	--_bg: rgb(255 255 255 / 0.1);
	--_fg: #fff;
	box-shadow: none;
}

.btn--whatsapp {
	--_bg: #128c4a;
}

/* Logo red (the "L" block) — header Enroll button and other high-priority CTAs. */
.btn--red {
	--_bg: var(--dli-red-600);
}

.btn--red:hover {
	--_bg: #b0101a;
	box-shadow: 0 10px 34px rgb(236 28 36 / 0.35);
}

.btn--whatsapp:hover {
	--_bg: #0d7a3f;
}

.btn--lg {
	--btn-h: 56px;
	padding: 0 30px;
	font-size: var(--fs-lg);
}

.btn--sm {
	--btn-h: 40px;
	padding: 0 16px;
	font-size: var(--fs-sm);
}

.btn--block {
	width: 100%;
}

.btn[disabled],
.btn.is-loading {
	opacity: 0.6;
	pointer-events: none;
}

.btn.is-loading::after {
	content: "";
	width: 16px;
	height: 16px;
	border: 2px solid currentColor;
	border-right-color: transparent;
	border-radius: 50%;
	animation: dli-spin 0.7s linear infinite;
}

@keyframes dli-spin {
	to { transform: rotate(360deg); }
}

/* ---- Badges & chips ---- */
.badge {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 4px 10px;
	border-radius: var(--r-pill);
	background: var(--color-primary-soft);
	color: var(--color-primary-text);
	font-size: var(--fs-xs);
	font-weight: 700;
	letter-spacing: 0.02em;
	text-transform: uppercase;
	line-height: 1.4;
}

.badge--night { background: var(--color-surface-3); color: var(--color-heading); }
.badge--amber { background: var(--color-amber-soft); color: var(--color-amber-text); }
.badge--red { background: var(--color-danger-soft); color: var(--color-danger-text); }
.badge--dark { background: rgb(255 255 255 / 0.1); color: #fff; }

.live-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--dli-red-500);
	box-shadow: 0 0 0 0 rgb(236 28 36 / 0.6);
	animation: dli-pulse 1.8s var(--ease-out) infinite;
}

@keyframes dli-pulse {
	70% { box-shadow: 0 0 0 10px rgb(236 28 36 / 0); }
	100% { box-shadow: 0 0 0 0 rgb(236 28 36 / 0); }
}

/* ---- Section heading ---- */
.section-head {
	max-width: 760px;
	margin-bottom: clamp(32px, 5vw, 56px);
}

.section-head--center {
	margin-inline: auto;
	text-align: center;
}

.eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	margin-bottom: var(--s-3);
	color: var(--color-primary);
	font-size: var(--fs-sm);
	font-weight: 800;
	letter-spacing: 0.12em;
	text-transform: uppercase;
}

.eyebrow::before {
	content: "";
	width: 22px;
	height: 2px;
	border-radius: 2px;
	background: currentColor;
}

.section--dark .eyebrow {
	color: var(--dli-green-300);
}

.section-title {
	margin-bottom: var(--s-4);
}

.section-lead {
	color: var(--color-text-muted);
	font-size: var(--fs-lg);
}

.section--dark .section-lead {
	color: var(--color-on-dark-muted);
}

/* Split-word headline spans (motion/core.js wraps words) */
.split-word {
	display: inline-block;
	overflow: hidden;
	vertical-align: top;
	padding-bottom: 0.08em;
	margin-bottom: -0.08em;
}

.split-word > span {
	display: inline-block;
	will-change: transform;
}

/* ---- Course card ---- */
.course-card {
	display: flex;
	flex-direction: column;
	height: 100%;
	border: 1px solid var(--color-border);
	border-radius: var(--card-radius);
	background: var(--color-surface);
	overflow: hidden;
	position: relative;
	transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out), border-color var(--dur);
}

.course-card:hover {
	transform: translateY(-6px);
	box-shadow: var(--shadow-md);
	border-color: rgb(0 164 80 / 0.35);
}

.course-card__media {
	position: relative;
	aspect-ratio: 16 / 10;
	background: linear-gradient(135deg, var(--dli-night-800), var(--dli-green-700));
	overflow: hidden;
}

.course-card__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform var(--dur-slow) var(--ease-out);
}

.course-card:hover .course-card__media img {
	transform: scale(1.05);
}

.course-card__placeholder {
	display: grid;
	place-items: center;
	height: 100%;
	color: rgb(255 255 255 / 0.85);
	font-weight: 800;
	font-size: var(--fs-xl);
	padding: var(--s-5);
	text-align: center;
}

.course-card__badges {
	position: absolute;
	top: 14px;
	left: 14px;
	display: flex;
	gap: 6px;
	flex-wrap: wrap;
}

.course-card__badges .badge {
	background: rgb(255 255 255 / 0.95);
	color: var(--dli-green-700); /* Always on a photo: dark text in both modes. */
	backdrop-filter: blur(6px);
}

.course-card__badges .badge--night { color: var(--dli-night-700); }
.course-card__badges .badge--red { color: #a3121a; }

.course-card__body {
	display: flex;
	flex-direction: column;
	gap: var(--s-3);
	flex: 1;
	padding: var(--s-5);
}

.course-card__title {
	margin: 0;
	font-size: var(--fs-xl);
	line-height: var(--lh-snug);
}

.course-card__title a {
	color: inherit;
	text-decoration: none;
}

.course-card__title a::after {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 1;
}

.course-card__excerpt {
	margin: 0;
	color: var(--color-text-muted);
	font-size: var(--fs-sm);
}

.course-card__meta {
	display: flex;
	flex-wrap: wrap;
	gap: var(--s-2) var(--s-4);
	color: var(--color-text-muted);
	font-size: var(--fs-sm);
	font-weight: 600;
}

.course-card__meta span {
	display: inline-flex;
	align-items: center;
	gap: 6px;
}

.course-card__foot {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--s-3);
	margin-top: auto;
	padding-top: var(--s-4);
	border-top: 1px dashed var(--color-border);
}

.course-card__foot .btn {
	position: relative;
	z-index: 2;
}

/* ---- Price ---- */
.price {
	display: flex;
	align-items: baseline;
	flex-wrap: wrap;
	gap: 8px;
}

.price__now {
	color: var(--color-heading);
	font-size: var(--fs-xl);
	font-weight: 800;
}

.price__was {
	color: var(--color-text-faint);
	font-size: var(--fs-sm);
	text-decoration: line-through;
}

.price__free {
	color: var(--color-primary);
	font-size: var(--fs-xl);
	font-weight: 800;
}

.price__from {
	color: var(--color-text-muted);
	font-size: var(--fs-xs);
	font-weight: 700;
	text-transform: uppercase;
}

/* ---- Countdown chip ---- */
.countdown {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	color: var(--color-urgent-text);
	font-size: var(--fs-xs);
	font-weight: 800;
	font-variant-numeric: tabular-nums;
}

/* ---- Accordion (native <details>) ---- */
.accordion {
	display: grid;
	gap: var(--s-3);
}

.accordion details {
	border: 1px solid var(--color-border);
	border-radius: var(--r-md);
	background: var(--color-surface);
	transition: border-color var(--dur), box-shadow var(--dur);
}

.accordion details[open] {
	border-color: rgb(0 164 80 / 0.35);
	box-shadow: var(--shadow-sm);
}

.accordion summary {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--s-4);
	min-height: 56px;
	padding: var(--s-4) var(--s-5);
	color: var(--color-heading);
	font-weight: 700;
	cursor: pointer;
	list-style: none;
}

.accordion summary::-webkit-details-marker {
	display: none;
}

.accordion summary .icon {
	flex: none;
	transition: transform var(--dur) var(--ease-out);
}

.accordion details[open] summary .icon {
	transform: rotate(180deg);
}

.accordion__body {
	padding: 0 var(--s-5) var(--s-5);
	color: var(--color-text-muted);
}

/* ---- Forms ---- */
.field {
	display: grid;
	gap: 6px;
}

.field label,
.field .label {
	color: var(--color-heading);
	font-size: var(--fs-sm);
	font-weight: 700;
}

.field .req {
	color: var(--color-urgent-text);
}

.input,
.field input:not([type="checkbox"]):not([type="radio"]):not([type="file"]),
.field select,
.field textarea {
	width: 100%;
	min-height: var(--input-h);
	padding: 12px 14px;
	border: 1.5px solid var(--color-border);
	border-radius: var(--r-md);
	background: var(--color-input-bg);
	color: var(--color-text);
	font: 500 var(--fs-base) / 1.4 var(--font-sans);
	transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.field textarea {
	min-height: 120px;
	resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
	outline: none;
	border-color: var(--color-brand);
	box-shadow: 0 0 0 4px rgb(0 164 80 / 0.15);
}

.field.has-error input,
.field.has-error select,
.field.has-error textarea {
	border-color: var(--dli-red-500);
}

.field__help {
	color: var(--color-text-muted);
	font-size: var(--fs-xs);
}

.field__error {
	color: var(--color-danger-text);
	font-size: var(--fs-xs);
	font-weight: 600;
}

.form-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
	gap: var(--s-4);
}

.form-grid .field--full {
	grid-column: 1 / -1;
}

.form-status {
	display: none;
	align-items: flex-start;
	gap: 10px;
	padding: 14px 16px;
	border-radius: var(--r-md);
	font-weight: 600;
}

.form-status.is-success {
	display: flex;
	background: var(--color-primary-soft);
	color: var(--color-primary-text);
}

.form-status.is-error {
	display: flex;
	background: var(--color-danger-soft);
	color: var(--color-danger-text);
}

.hp-field {
	position: absolute;
	left: -9999px;
}

fieldset.field {
	min-width: 0;
	margin: 0;
	padding: 0;
	border: 0;
}

fieldset.field legend {
	margin-bottom: 6px;
	padding: 0;
}

/* ---- Checklist ---- */
.checklist {
	display: grid;
	gap: 10px;
	margin: var(--s-5) 0;
	padding: 0;
	list-style: none;
	font-weight: 600;
}

.checklist li {
	display: flex;
	align-items: flex-start;
	gap: 10px;
}

.checklist .icon {
	flex: none;
	margin-top: 2px;
	color: var(--dli-green-600);
}

/* ---- Breadcrumbs ---- */
.breadcrumbs ol {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin: 0 0 var(--s-4);
	padding: 0;
	list-style: none;
	font-size: var(--fs-sm);
	font-weight: 600;
}

.breadcrumbs li + li::before {
	content: "/";
	margin-right: 6px;
	color: var(--color-text-faint);
}

.breadcrumbs a {
	color: inherit;
	text-decoration: none;
	opacity: 0.75;
}

.breadcrumbs a:hover {
	opacity: 1;
}

/* ---- Avatar ---- */
.avatar {
	display: grid;
	place-items: center;
	width: 48px;
	height: 48px;
	border-radius: 50%;
	background: linear-gradient(135deg, var(--dli-green-500), var(--dli-night-500));
	color: #fff;
	font-weight: 800;
	flex: none;
	overflow: hidden;
}

.avatar img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

/* ---- Empty state ---- */
.empty-state {
	display: grid;
	justify-items: center;
	gap: var(--s-3);
	padding: var(--s-8) var(--s-5);
	border: 1.5px dashed var(--color-border);
	border-radius: var(--r-lg);
	color: var(--color-text-muted);
	text-align: center;
}

/* ---- Page hero (inner pages) ---- */
.page-hero {
	position: relative;
	padding: calc(var(--header-h) + clamp(48px, 7vw, 96px)) 0 clamp(48px, 7vw, 88px);
	background:
		radial-gradient(60% 80% at 85% 0%, rgb(0 164 80 / 0.35), transparent 60%),
		radial-gradient(50% 70% at 0% 100%, rgb(236 28 36 / 0.45), transparent 60%),
		var(--dli-night-900);
	color: var(--color-on-dark);
	overflow: hidden;
}

.page-hero::after {
	content: "";
	position: absolute;
	inset: 0;
	background-image: linear-gradient(rgb(255 255 255 / 0.04) 1px, transparent 1px),
		linear-gradient(90deg, rgb(255 255 255 / 0.04) 1px, transparent 1px);
	background-size: 48px 48px;
	mask-image: linear-gradient(to bottom, #000 30%, transparent);
	pointer-events: none;
}

.page-hero > .container {
	position: relative;
	z-index: 1;
}

.page-hero h1 {
	color: #fff;
	max-width: 860px;
}

.page-hero p {
	max-width: 680px;
	color: var(--color-on-dark-muted);
	font-size: var(--fs-lg);
}

.page-hero .breadcrumbs {
	color: var(--color-on-dark);
}