/* =========================================
   VARIABLES & TEMA ESTILO DUOLINGO
   ========================================= */
:root {
	--brand-blue: #1cb0f6;
	--brand-blue-shadow: #1899d6;
	--brand-blue-light: #def1ff;
	--secondary-purple: #a570ff;
	--secondary-purple-shadow: #8854dc;

	--sunshine-yellow: #ffc700;
	--bubblegum-pink: #cc348d;
	--snow-white: #ffffff;
	--cloud-gray: #e5e5e5;
	--silver: #afafaf;
	--graphite: #777777;
	--charcoal: #4b4b4b;
	--almost-black: #3c3c3c;

	--font-logo: "Protest Riot", sans-serif;
	--font-heading: "Baloo 2", system-ui, sans-serif; /* Sub for feather */
	--font-body: "Nunito", system-ui, sans-serif; /* Sub for din-round */

	--radius-md: 12px;
	--radius-lg: 24px;
	--radius-pill: 99px;

	--max-width: 1140px;
}

/* =========================================
   RESET & BASE
   ========================================= */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
	scroll-padding-top: 24px;
}

body {
	font-family: var(--font-body);
	font-weight: 700;
	color: var(--almost-black);
	background-color: var(--snow-white);
	line-height: 1.4;
	letter-spacing: 0.053em;
	overflow-x: hidden;
	position: relative;
}

h1,
h2,
h3 {
	font-family: var(--font-heading);
	font-weight: 800;
	line-height: 1.2;
	letter-spacing: -0.02em;
	color: var(--almost-black);
}

.container {
	width: 100%;
	max-width: var(--max-width);
	margin: 0 auto;
	padding: 0 24px;
}

.text-center {
	text-align: center;
}

.eyebrow {
	margin-bottom: 12px;
	color: var(--bubblegum-pink);
	font-size: 13px;
	font-weight: 800;
	text-transform: uppercase;
	letter-spacing: 1.2px;
}

.section-header {
	display: grid;
	grid-template-columns: 0.9fr 1.1fr;
	gap: 48px;
	align-items: start;
	margin-bottom: 56px;
}

.section-header .section-title,
.section-header .section-subtitle {
	margin-bottom: 0;
}

/* =========================================
   BUTTONS
   ========================================= */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 14px 24px;
	font-family: var(--font-body);
	font-weight: 800;
	font-size: 17px;
	text-decoration: none;
	border-radius: var(--radius-md);
	cursor: pointer;
	text-transform: uppercase;
	letter-spacing: 0.8px;
	transition: all 0.1s ease;
	border: none;
	user-select: none;
}

.btn:active {
	transform: translateY(4px);
}

.btn-primary {
	background-color: var(--brand-blue);
	color: var(--snow-white);
	box-shadow: 0 4px 0 var(--brand-blue-shadow);
}
.btn-primary:active {
	box-shadow: 0 0 0 var(--brand-blue-shadow);
}

.btn-secondary {
	background-color: var(--secondary-purple);
	color: var(--snow-white);
	box-shadow: 0 4px 0 var(--secondary-purple-shadow);
}
.btn-secondary:active {
	box-shadow: 0 0 0 var(--secondary-purple-shadow);
}

.btn-outline {
	background-color: transparent;
	color: var(--brand-blue);
	border: 2px solid var(--cloud-gray);
	box-shadow: 0 4px 0 var(--cloud-gray);
}
.btn-outline:hover {
	background-color: #f7f7f7;
}
.btn-outline:active {
	box-shadow: 0 0 0 var(--cloud-gray);
}

/* =========================================
   NAVBAR
   ========================================= */
.navbar {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 28px;
	width: 100%;
	padding: 24px 48px;
	max-width: var(--max-width);
	margin: 0 auto;
}

.logo {
	font-family: var(--font-logo);
	font-size: 52px;
	color: var(--brand-blue);
	letter-spacing: 1px;
	text-decoration: none;
	white-space: nowrap;
}

.nav-links {
	display: flex;
	align-items: center;
	justify-content: flex-end;
	gap: 20px;
	flex-wrap: wrap;
	min-width: 0;
}

.nav-links a:not(.btn) {
	color: var(--charcoal);
	font-size: 13px;
	font-weight: 800;
	text-decoration: none;
	text-transform: uppercase;
	letter-spacing: 0.8px;
}

.nav-links a:not(.btn):hover {
	color: var(--brand-blue);
}

.menu-toggle {
	display: none;
	width: 48px;
	height: 44px;
	padding: 10px;
	background: var(--snow-white);
	border: 2px solid var(--cloud-gray);
	border-radius: var(--radius-md);
	box-shadow: 0 4px 0 var(--cloud-gray);
	cursor: pointer;
}

.menu-toggle span {
	display: block;
	width: 100%;
	height: 3px;
	margin: 4px 0;
	background: var(--brand-blue);
	border-radius: var(--radius-pill);
	transition:
		transform 0.2s ease,
		opacity 0.2s ease;
}

.menu-toggle.active span:nth-child(1) {
	transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
	opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
	transform: translateY(-7px) rotate(-45deg);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
	padding: 72px 0 112px;
}

.hero-title {
	max-width: 900px;
	margin: 0 auto 56px;
	font-size: 64px;
	color: var(--brand-blue);
	text-align: center;
}

.hero-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 60px;
	align-items: center;
}

.hero-text p {
	font-size: 19px;
	color: var(--graphite);
	margin-bottom: 28px;
}

.hero-actions {
	display: flex;
	gap: 16px;
	flex-wrap: wrap;
	align-items: center;
}

.hero-stats {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 12px;
	margin-top: 36px;
}

.hero-stats div {
	min-height: 112px;
	padding: 18px;
	background: var(--snow-white);
	border: 2px solid var(--cloud-gray);
	border-radius: var(--radius-md);
	box-shadow: 0 4px 0 var(--cloud-gray);
}

.hero-stats strong {
	display: block;
	color: var(--brand-blue);
	font-family: var(--font-heading);
	font-size: 30px;
	line-height: 1;
	letter-spacing: -0.02em;
}

.hero-stats span {
	display: block;
	margin-top: 10px;
	color: var(--graphite);
	font-size: 13px;
	line-height: 1.25;
	letter-spacing: 0.6px;
	text-transform: uppercase;
}

.hero-visual {
	position: relative;
	height: 400px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 24px;
	align-items: center;
}

.bouncing-card {
	background: var(--snow-white);
	border: 2px solid var(--cloud-gray);
	border-radius: var(--radius-lg);
	padding: 16px 32px;
	display: flex;
	justify-content: space-between;
	align-items: center;
	width: 80%;
	box-shadow: 0 8px 0 var(--cloud-gray);
	font-size: 19px;
	animation: float 4s ease-in-out infinite;
}

.bouncing-card .tag {
	color: var(--graphite);
}
.bouncing-card .price {
	color: var(--brand-blue);
	font-weight: 800;
	font-size: 20px;
	text-align: right;
}

.code-card {
	display: flex;
	flex-direction: column;
	gap: 4px;
	background: var(--almost-black);
	color: var(--brand-blue-light);
	font-family: monospace;
	font-size: 16px;
	padding: 24px;
	border-radius: var(--radius-md);
	box-shadow: 0 8px 0 rgba(0, 0, 0, 0.2);
	border: none;
	text-align: left;
	line-height: 1.5;
	width: 88%;
}
.code-card .string {
	color: var(--sunshine-yellow);
}
.code-card .number {
	color: var(--bubblegum-pink);
}
.code-card .key {
	color: var(--brand-blue);
}
.code-card .method {
	color: var(--bubblegum-pink);
	font-weight: 800;
}

.delay-1 {
	animation-delay: 0.5s;
}
.delay-2 {
	animation-delay: 1s;
}
.delay-3 {
	animation-delay: 1.5s;
}

@keyframes float {
	0% {
		transform: translateY(0px) rotate(-2deg);
	}
	50% {
		transform: translateY(-15px) rotate(2deg);
	}
	100% {
		transform: translateY(0px) rotate(-2deg);
	}
}

/* =========================================
   SECTION TITLES
   ========================================= */
.section-title {
	font-size: 48px;
	margin-bottom: 24px;
}

.section-subtitle {
	font-size: 19px;
	color: var(--graphite);
	margin-bottom: 60px;
}

.section-subtitle.text-center {
	max-width: 760px;
	margin-left: auto;
	margin-right: auto;
}

/* =========================================
   FEATURES
   ========================================= */
.features {
	padding: 80px 0;
	position: relative;
	z-index: 2;
}

.features-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 32px;
	margin-top: 60px;
}

.feature-card {
	background: var(--snow-white);
	border: 2px solid var(--cloud-gray);
	border-radius: var(--radius-lg);
	padding: 40px 32px;
	text-align: center;
	transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.feature-card:hover {
	transform: translateY(-10px);
}

.icon-wrapper {
	width: 80px;
	height: 80px;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 36px;
	margin: 0 auto 24px;
}

.blue-bg {
	background: var(--brand-blue-light);
	color: var(--brand-blue);
}
.purple-bg {
	background: rgba(165, 112, 255, 0.2);
	color: var(--secondary-purple);
}
.pink-bg {
	background: rgba(204, 52, 141, 0.2);
}

.feature-card h3 {
	font-size: 24px;
	margin-bottom: 16px;
	color: var(--charcoal);
}

.feature-card p {
	color: var(--graphite);
	font-size: 15px;
}

/* =========================================
   USE CASES
   ========================================= */
.use-cases {
	padding: 80px 0;
}

.use-case-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 24px;
}

.use-case-card {
	min-height: 280px;
	padding: 28px 24px;
	background: var(--snow-white);
	border: 2px solid var(--cloud-gray);
	border-radius: var(--radius-lg);
	display: flex;
	flex-direction: column;
	justify-content: flex-start;
	transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.use-case-card:hover {
	transform: translateY(-8px);
}

.case-number {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	margin-bottom: 24px;
	border-radius: 50%;
	background: var(--almost-black);
	color: var(--sunshine-yellow);
	font-size: 14px;
	font-weight: 800;
}

.use-case-card h3,
.step-item h3,
.plan-card h3 {
	font-size: 24px;
	margin-bottom: 12px;
	color: var(--charcoal);
}

.use-case-card p,
.step-item p,
.plan-card p,
.woocommerce p {
	color: var(--graphite);
	font-size: 15px;
}

/* =========================================
   INTEGRATION
   ========================================= */
.integration {
	padding: 80px 0;
	background: linear-gradient(180deg, var(--snow-white), var(--brand-blue-light));
}

.integration-grid {
	display: grid;
	grid-template-columns: 0.95fr 1.05fr;
	gap: 56px;
	align-items: start;
}

.steps-list {
	display: flex;
	flex-direction: column;
	gap: 18px;
}

.step-item {
	display: grid;
	grid-template-columns: 56px 1fr;
	gap: 18px;
	align-items: start;
	padding: 22px;
	background: var(--snow-white);
	border: 2px solid var(--cloud-gray);
	border-radius: var(--radius-lg);
}

.step-item > span {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	border-radius: 50%;
	background: var(--brand-blue);
	color: var(--snow-white);
	font-family: var(--font-heading);
	font-size: 24px;
	box-shadow: 0 4px 0 var(--brand-blue-shadow);
}

.api-panel {
	overflow: hidden;
	background: var(--almost-black);
	border-radius: var(--radius-lg);
	box-shadow: 0 10px 0 rgba(0, 0, 0, 0.18);
}

.window-dots {
	display: flex;
	gap: 8px;
	padding: 18px 22px 4px;
}

.window-dots span {
	width: 12px;
	height: 12px;
	border-radius: 50%;
}

.window-dots span:nth-child(1) {
	background: var(--bubblegum-pink);
}

.window-dots span:nth-child(2) {
	background: var(--sunshine-yellow);
}

.window-dots span:nth-child(3) {
	background: var(--brand-blue);
}

.api-panel pre {
	margin: 0;
	padding: 22px;
	overflow-x: hidden;
	color: var(--brand-blue-light);
	font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
	font-size: 14px;
	line-height: 1.6;
	letter-spacing: 0;
	overflow-wrap: anywhere;
	white-space: pre-wrap;
}

/* =========================================
   WOOCOMMERCE
   ========================================= */
.woocommerce {
	padding: 80px 0;
}

.woocommerce-grid {
	display: grid;
	grid-template-columns: 0.95fr 1.05fr;
	gap: 56px;
	align-items: center;
}

.checkout-card {
	padding: 28px;
	background: var(--snow-white);
	border: 2px solid var(--cloud-gray);
	border-radius: var(--radius-lg);
	box-shadow: 10px 10px 0 var(--brand-blue);
}

.checkout-row,
.shipping-option,
.checkout-total {
	display: grid;
	align-items: center;
	gap: 16px;
	padding: 18px;
	border: 2px solid var(--cloud-gray);
	border-radius: var(--radius-md);
	color: var(--charcoal);
	font-size: 15px;
}

.checkout-row,
.checkout-total {
	grid-template-columns: 1fr auto;
}

.shipping-option {
	grid-template-columns: 18px 1fr auto;
	text-align: left;
}

.shipping-option span,
.shipping-option strong {
	text-align: left;
}

.checkout-row,
.shipping-option {
	margin-bottom: 12px;
}

.shipping-option {
	cursor: pointer;
}

.shipping-option input {
	accent-color: var(--brand-blue);
}

.checkout-total {
	background: var(--brand-blue-light);
	border-color: var(--brand-blue);
}

/* =========================================
   PLANS
   ========================================= */
.plans {
	padding: 80px 0;
}

.plans-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 24px;
	margin-top: 60px;
}

.plan-card {
	display: flex;
	flex-direction: column;
	gap: 18px;
	padding: 32px;
	background: var(--snow-white);
	border: 2px solid var(--cloud-gray);
	border-radius: var(--radius-lg);
}

.featured-plan {
	background: #4f6174;
	border-color: #4f6174;
	color: var(--snow-white);
	box-shadow: 0 8px 0 var(--sunshine-yellow);
}

.featured-plan h3,
.featured-plan p,
.featured-plan li {
	color: var(--snow-white);
}

.plan-label {
	color: var(--bubblegum-pink);
	font-size: 13px;
	font-weight: 800;
	text-transform: uppercase;
	letter-spacing: 1px;
}

.plan-card ul {
	display: flex;
	flex-direction: column;
	gap: 12px;
	padding: 0;
	list-style: none;
}

.plan-card li {
	padding-top: 12px;
	border-top: 2px solid var(--cloud-gray);
	color: var(--graphite);
	font-size: 14px;
}

.featured-plan li {
	border-top-color: rgba(255, 255, 255, 0.24);
	color: #f6fbff;
}

.plan-card .btn {
	margin-top: auto;
}

/* =========================================
   COURIERS
   ========================================= */
.couriers {
	padding: 80px 0;
}

.couriers-list {
	display: flex;
	justify-content: center;
	gap: 24px;
	flex-wrap: wrap;
	margin-bottom: 40px;
}

.courier-badge {
	background: var(--snow-white);
	border: 2px solid var(--cloud-gray);
	padding: 16px 32px;
	border-radius: var(--radius-pill);
	font-size: 24px;
	font-family: var(--font-heading);
	box-shadow: 0 4px 0 var(--cloud-gray);
}

.coming-soon {
	color: var(--silver);
	font-size: 17px;
}

/* =========================================
   FAQ SECTION
   ========================================= */
.faq {
	padding: 80px 0;
}

.faq-list {
	max-width: 800px;
	margin: 60px auto 0;
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.faq-item {
	background: var(--snow-white);
	border: 2px solid var(--cloud-gray);
	border-radius: var(--radius-md);
	overflow: hidden;
}

.faq-question {
	width: 100%;
	text-align: left;
	padding: 24px;
	background: none;
	border: none;
	font-family: var(--font-body);
	font-size: 17px;
	font-weight: 800;
	color: var(--charcoal);
	cursor: pointer;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.faq-question .icon {
	font-size: 24px;
	color: var(--brand-blue);
	transition: transform 0.3s ease;
}

.faq-question.active .icon {
	transform: rotate(45deg);
}

.faq-answer {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.4s ease;
	padding: 0 24px;
}

.faq-question.active + .faq-answer {
	max-height: 260px;
}

.faq-answer p {
	padding-bottom: 24px;
	color: var(--graphite);
	font-size: 15px;
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
	padding: 80px 0 40px;
	border-top: 2px solid var(--cloud-gray);
}

.logo-footer {
	font-family: var(--font-logo);
	font-size: 32px;
	color: var(--silver);
	margin-bottom: 16px;
}

.footer p {
	color: var(--silver);
	margin-bottom: 24px;
}

.footer-links {
	display: flex;
	justify-content: center;
	gap: 24px;
}

.footer-links a {
	color: var(--brand-blue);
	text-decoration: none;
	font-weight: 800;
}
.footer-links a:hover {
	text-decoration: underline;
}

/* =========================================
   ANIMATIONS (REVEAL)
   ========================================= */
.reveal {
	opacity: 0;
	transform: translateY(40px) scale(0.95);
	transition:
		opacity 0.6s ease,
		transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.reveal.visible {
	opacity: 1;
	transform: translateY(0) scale(1);
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 900px) {
	.navbar {
		align-items: flex-start;
	}

	.nav-links {
		gap: 14px;
	}

	.hero-grid {
		grid-template-columns: 1fr;
		text-align: center;
	}

	.hero-actions {
		justify-content: center;
	}

	.hero-title {
		font-size: 48px;
	}

	.hero-stats {
		max-width: 620px;
		margin-left: auto;
		margin-right: auto;
	}

	.section-header,
	.integration-grid,
	.woocommerce-grid {
		grid-template-columns: 1fr;
	}

	.section-header {
		gap: 20px;
	}

	.use-case-grid,
	.plans-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 600px) {
	.hero {
		padding: 40px 0 88px;
	}

	.navbar {
		padding: 16px 24px;
		flex-direction: row;
		align-items: center;
		gap: 16px;
		position: relative;
		z-index: 5;
	}

	.logo {
		font-size: 42px;
	}

	.menu-toggle {
		display: block;
		flex: 0 0 auto;
		margin-left: auto;
	}

	.nav-links {
		display: none;
		position: absolute;
		top: calc(100% + 8px);
		right: 24px;
		left: 24px;
		z-index: 10;
		padding: 18px;
		background: var(--snow-white);
		border: 2px solid var(--cloud-gray);
		border-radius: var(--radius-lg);
		box-shadow: 0 8px 0 var(--cloud-gray);
		flex-direction: column;
		align-items: stretch;
		gap: 12px;
	}

	.nav-links.open {
		display: flex;
	}

	.nav-links a:not(.btn) {
		padding: 10px 4px;
		font-size: 13px;
		text-align: center;
	}

	.nav-login {
		display: inline-flex;
		width: 100%;
	}

	.hero-title {
		font-size: 28px;
		max-width: 100%;
		overflow-wrap: break-word;
	}

	.hero-actions {
		align-items: stretch;
		flex-direction: column;
		width: 100%;
	}

	.hero-actions .btn {
		width: 100%;
		font-size: 15px;
		padding-left: 16px;
		padding-right: 16px;
	}

	.hero-text p {
		font-size: 17px;
	}

	.hero-stats,
	.use-case-grid,
	.plans-grid {
		grid-template-columns: 1fr;
	}

	.hero-stats {
		width: 100%;
	}

	.hero-visual {
		height: auto;
		min-height: 360px;
		overflow: hidden;
	}

	.bouncing-card,
	.code-card {
		width: 100%;
	}

	.bouncing-card {
		padding: 16px 20px;
		font-size: 16px;
		gap: 12px;
		min-width: 0;
	}

	.bouncing-card .price {
		font-size: 16px;
	}

	.section-title {
		font-size: 32px;
		overflow-wrap: break-word;
	}

	.section-subtitle {
		font-size: 17px;
		margin-bottom: 40px;
	}

	.features,
	.use-cases,
	.integration,
	.woocommerce,
	.plans,
	.couriers,
	.faq {
		padding: 72px 0;
	}

	.features-grid {
		grid-template-columns: 1fr;
	}

	.api-panel pre {
		font-size: 13px;
	}

	.step-item {
		grid-template-columns: 1fr;
	}

	.api-panel,
	.checkout-card,
	.plan-card,
	.use-case-card,
	.feature-card {
		width: 100%;
		min-width: 0;
	}

	.checkout-card {
		box-shadow: 0 8px 0 var(--brand-blue);
	}

	.checkout-row,
	.shipping-option,
	.checkout-total {
		align-items: flex-start;
		flex-direction: column;
		gap: 8px;
	}

	.footer-links {
		flex-direction: column;
		gap: 12px;
	}
}