/* ================================================================
   SERENO – SECTIONS.CSS
   Estilos das seções internas: Features, Gallery, Form,
   Slider, About e CTA.
   ================================================================ */


/* ================================================================
   1. FEATURES – Diferenciais do empreendimento
   ================================================================ */

.features {
	background-color: var(--color-white);
	padding-block: var(--space-lg);
	box-shadow: var(--shadow-md);
	position: relative;
	z-index: 2;
}

.features__grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: var(--space-md);
	align-items: start;
	justify-items: center;
}

.features__item {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	gap: var(--space-sm);
}

.features__icon {
	width: 60px;
	height: 60px;
	color: var(--color-navy);
	flex-shrink: 0;
}

.features__icon svg {
	width: 100%;
	height: 100%;
}

.features__label {
	font-family: var(--font-sans);
	font-size: 0.7rem;
	font-weight: 400;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--color-text);
	line-height: 1.6;
	text-align: center;
}


/* ================================================================
   2. GALLERY – "Viver no Sereno é uma experiência única"
   ================================================================ */

.gallery {
	background-color: var(--color-white);
	padding-block: var(--space-xl);
}

.gallery__title {
	font-family: var(--font-serif);
	font-size: clamp(1.5rem, 3vw, 2.375rem);
	font-weight: 400;
	color: var(--color-text);
	text-align: center;
	margin-bottom: var(--space-lg);
	line-height: 1.3;
	letter-spacing: 0.01em;
}

.gallery__grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 14px;
}

.gallery__item {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.gallery__img-wrap {
	overflow: hidden;
	aspect-ratio: 4 / 3;
}

.gallery__link {
	display: block;
	width: 100%;
	height: 100%;
	cursor: zoom-in;
}

.gallery__img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
	display: block;
	transition: transform var(--transition-md);
}

.gallery__item:hover .gallery__img {
	transform: scale(1.03);
}

.gallery__caption {
	font-family: var(--font-sans);
	font-size: 0.6rem;
	font-weight: 500;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--color-text-light);
	text-align: center;
}

/* Links das demais fotos da galeria ficam ocultos na Home */
.gallery__link--hidden {
	display: none !important;
}


/* ================================================================
   3. CONTACT FORM – "Agende uma visita"
   ================================================================ */

.contact-form {
	background-color: var(--color-navy);
	padding-block: var(--space-xl);
}

.contact-form__inner {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-xl);
	align-items: center;
}

/* --- Lado esquerdo: copy --- */
.contact-form__logo-text {
	display: block;
	font-family: var(--font-serif);
	font-size: 1.125rem;
	font-weight: 300;
	letter-spacing: 0.30em;
	color: var(--color-white);
	margin-bottom: var(--space-md);
	line-height: 1;
}

.contact-form__logo-text em {
	font-style: normal;
}

.contact-form__heading {
	font-family: var(--font-serif);
	font-size: clamp(1.875rem, 3.5vw, 3rem);
	font-weight: 400;
	line-height: 1.15;
	color: var(--color-white);
	letter-spacing: 0.01em;
}

/* --- Lado direito: formulário --- */
.contact-form__form {
	display: flex;
	flex-direction: column;
	gap: var(--space-md);
}

.form-group {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.form-label {
	font-family: var(--font-sans);
	font-size: 0.6875rem;
	font-weight: 500;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--color-white);
	display: block;
}

.form-input {
	display: block;
	width: 100%;
	background-color: transparent;
	border: none;
	border-bottom: 1px solid var(--color-border-light);
	padding: 10px 0;
	font-family: var(--font-sans);
	font-size: 0.9375rem;
	font-weight: 300;
	color: var(--color-white);
	outline: none;
	transition: border-color var(--transition);
	-webkit-appearance: none;
	appearance: none;
	border-radius: 0;
}

.form-input::placeholder {
	color: rgba(255, 255, 255, 0.25);
}

.form-input:focus {
	border-bottom-color: var(--color-white);
	outline: none;
}

/* Botão Enviar */
.btn--enviar {
	display: block;
	width: 100%;
	text-align: center;
	padding: 15px 40px;
	background-color: var(--color-white);
	color: var(--color-navy);
	font-family: var(--font-sans);
	font-size: 0.8rem;
	font-weight: 500;
	letter-spacing: 0.18em;
	text-transform: uppercase;
	border-radius: var(--radius-pill);
	border: 2px solid var(--color-white);
	cursor: pointer;
	transition: background-color var(--transition), color var(--transition);
	margin-top: var(--space-xs);
}

.btn--enviar:hover,
.btn--enviar:focus-visible {
	background-color: rgba(255, 255, 255, 0.88);
	color: var(--color-navy);
	outline: none;
}

.btn--enviar:disabled {
	opacity: 0.6;
	cursor: not-allowed;
}

/* Feedback do formulário */
.form-feedback {
	min-height: 20px;
	font-family: var(--font-sans);
	font-size: 0.8125rem;
	font-weight: 400;
	text-align: center;
	line-height: 1.5;
}

.form-feedback--success {
	color: #4ade80;
}

.form-feedback--error {
	color: #f87171;
}


/* ================================================================
   4. SLIDER – "O melhor de tudo: Já está pronto!"
   ================================================================ */

.slider {
	position: relative;
	overflow: hidden;
}

.slider__track {
	position: relative;
	width: 100%;
	aspect-ratio: 16 / 6;
	min-height: 420px;
}

/* Slides */
.slider__slide {
	position: absolute;
	inset: 0;
	opacity: 0;
	transition: opacity var(--transition-md);
	pointer-events: none;
}

.slider__slide.is-active {
	opacity: 1;
	pointer-events: auto;
}

.slider__img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
	display: block;
}

.slider__overlay {
	position: absolute;
	inset: 0;
	background: var(--color-overlay-slide);
}

/* Texto sobreposto */
.slider__content {
	position: absolute;
	z-index: 10;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	text-align: center;
	color: var(--color-white);
	pointer-events: none;
	width: 100%;
	padding-inline: var(--container-padding-x);
}

.slider__eyebrow {
	font-family: var(--font-sans);
	font-size: 0.75rem;
	font-weight: 500;
	letter-spacing: 0.18em;
	text-transform: uppercase;
	margin-bottom: 10px;
	opacity: 0.90;
}

.slider__heading {
	font-family: var(--font-serif);
	font-size: clamp(2.25rem, 5vw, 4.25rem);
	font-weight: 400;
	line-height: 1.1;
	letter-spacing: 0.01em;
}

/* Setas de navegação */
.slider__arrow {
	position: absolute;
	z-index: 20;
	top: 50%;
	transform: translateY(-50%);
	width: 46px;
	height: 46px;
	display: flex;
	align-items: center;
	justify-content: center;
	background-color: rgba(255, 255, 255, 0.18);
	color: var(--color-white);
	border-radius: 50%;
	border: 1.5px solid rgba(255, 255, 255, 0.45);
	cursor: pointer;
	transition: background-color var(--transition);
	padding: 0;
}

.slider__arrow:hover,
.slider__arrow:focus-visible {
	background-color: rgba(255, 255, 255, 0.32);
	outline: none;
}

.slider__arrow svg {
	width: 20px;
	height: 20px;
	flex-shrink: 0;
}

.slider__arrow--prev {
	left: 24px;
}

.slider__arrow--next {
	right: 24px;
}

/* Dots de navegação */
.slider__dots {
	position: absolute;
	z-index: 20;
	bottom: 18px;
	left: 50%;
	transform: translateX(-50%);
	display: flex;
	gap: 8px;
	align-items: center;
}

.slider__dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background-color: rgba(255, 255, 255, 0.45);
	border: none;
	cursor: pointer;
	padding: 0;
	transition: background-color var(--transition), transform var(--transition);
}

.slider__dot.is-active,
.slider__dot:hover {
	background-color: var(--color-white);
	transform: scale(1.2);
}


/* ================================================================
   5. ABOUT – "Sobre o edifício"
   ================================================================ */

.about {
	background-color: var(--color-white);
	padding-block: var(--space-xl);
}

.about__inner {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-xl);
	align-items: center;
}

.about__figure {
	margin: 0;
	overflow: hidden;
}

.about__img {
	width: 100%;
	aspect-ratio: 9 / 10;
	object-fit: cover;
	object-position: center top;
	display: block;
}

.about__content {
	padding-left: var(--space-md);
}

.about__title {
	font-family: var(--font-serif);
	font-size: clamp(1.875rem, 3vw, 2.75rem);
	font-weight: 400;
	color: var(--color-text);
	margin-bottom: var(--space-md);
	line-height: 1.2;
	letter-spacing: 0.01em;
}

.about__text {
	font-family: var(--font-sans);
	font-size: 0.875rem;
	font-weight: 300;
	line-height: 1.80;
	color: var(--color-text-light);
	margin-bottom: var(--space-sm);
}

.about__text:last-child {
	margin-bottom: 0;
}


/* ================================================================
   6. CTA – "Entre em contato para mais informações."
   ================================================================ */

.cta {
	background-color: var(--color-white);
	padding-block: var(--space-xl);
	text-align: center;
}

.cta__inner {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: var(--space-md);
}

.cta__title {
	font-family: var(--font-serif);
	font-size: clamp(1.875rem, 3.5vw, 3.25rem);
	font-weight: 400;
	color: var(--color-text);
	line-height: 1.25;
	letter-spacing: 0.01em;
}

.cta__buttons {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: var(--space-sm);
	margin-top: var(--space-xs);
}

.cta__buttons .btn {
	min-width: 240px;
}


/* ================================================================
   7. LIGHTBOX DA GALERIA
   ================================================================ */

.gallery-lightbox {
	position: fixed;
	inset: 0;
	z-index: 99999;

	display: none;
	align-items: center;
	justify-content: center;

	padding: 50px 90px;

	background: rgba(8, 13, 30, 0.97);
}

.gallery-lightbox.is-open {
	display: flex;
}

.gallery-lightbox__content {
	width: 100%;
	height: 100%;

	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
}

.gallery-lightbox__image {
	display: block;

	max-width: 100%;
	max-height: calc(100vh - 150px);

	width: auto;
	height: auto;

	object-fit: contain;
}

.gallery-lightbox__footer {
	margin-top: 16px;

	display: flex;
	align-items: center;
	justify-content: center;
	gap: 18px;

	color: #fff;
}

.gallery-lightbox__caption {
	margin: 0;

	font-family: var(--font-sans);
	font-size: 13px;
	font-weight: 400;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	text-align: center;
}

.gallery-lightbox__counter {
	font-family: var(--font-sans);
	font-size: 13px;
	opacity: 0.75;
	white-space: nowrap;
}

/* Botões do lightbox */

.gallery-lightbox__close,
.gallery-lightbox__prev,
.gallery-lightbox__next {
	position: absolute;
	z-index: 3;

	border: 0;
	background: transparent;
	color: #fff;

	cursor: pointer;
	transition: opacity 0.2s ease;
}

.gallery-lightbox__close {
	top: 20px;
	right: 28px;

	font-size: 46px;
	font-weight: 300;
	line-height: 1;
	padding: 5px 10px;
}

.gallery-lightbox__prev,
.gallery-lightbox__next {
	top: 50%;
	transform: translateY(-50%);

	font-size: 48px;
	line-height: 1;
	padding: 20px;
}

.gallery-lightbox__prev {
	left: 10px;
}

.gallery-lightbox__next {
	right: 10px;
}

.gallery-lightbox__close:hover,
.gallery-lightbox__prev:hover,
.gallery-lightbox__next:hover {
	opacity: 0.65;
}

.gallery-lightbox__close:focus-visible,
.gallery-lightbox__prev:focus-visible,
.gallery-lightbox__next:focus-visible {
	outline: 2px solid #fff;
	outline-offset: 3px;
}


/* ================================================================
   LIGHTBOX – MOBILE
   ================================================================ */

@media (max-width: 768px) {

	.gallery-lightbox {
		padding: 65px 18px 35px;
	}

	.gallery-lightbox__image {
		max-height: calc(100vh - 160px);
		max-width: 100%;
	}

	.gallery-lightbox__prev,
	.gallery-lightbox__next {
		font-size: 34px;
		padding: 10px;
	}

	.gallery-lightbox__prev {
		left: 0;
	}

	.gallery-lightbox__next {
		right: 0;
	}

	.gallery-lightbox__close {
		top: 14px;
		right: 14px;

		font-size: 40px;
	}

	.gallery-lightbox__footer {
		flex-direction: column;
		gap: 6px;

		text-align: center;
	}

	.gallery-lightbox__caption,
	.gallery-lightbox__counter {
		font-size: 11px;
	}
}