/* ==========================================================================
   STYLE SYSTEM: F PANDINI CONSTRUTORA & INCORPORADORA
   Colors: Black, White, Grey
   Aesthetic: Ultra-Minimalist, Sharp Lines, Monumental, Premium
   ========================================================================== */

/* 1. Design System & Variables */
:root {
    /* Color Palette (HSL Tailored for harmony and high contrast) */
    --color-black: #000000;
    --color-white: #ffffff;
    
    /* Grays */
    --color-gray-900: #0a0a0a; /* Dark background cards */
    --color-gray-800: #121212; /* Secondary elements */
    --color-gray-700: #1c1c1e; /* Borders and subtle blocks */
    --color-gray-600: #2c2c2e; /* Inactive input lines */
    --color-gray-500: #48484a; /* Text details / placeholders */
    --color-gray-400: #8e8e93; /* Secondary body text */
    --color-gray-300: #aeaeb2; /* Inactive tabs / labels */
    --color-gray-200: #e5e5ea; /* Hover items */
    --color-gray-100: #f2f2f7; /* High contrast text */

    /* Typography */
    --font-heading: 'Syne', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1.25rem;
    --spacing-md: 2.5rem;
    --spacing-lg: 6rem;
    --spacing-xl: 10rem;

    /* Transitions & Easing (Custom cubic-bezier for high-end feel) */
    --transition-fast: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-medium: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Layout Sizes */
    --container-max-width: 1280px;
    --header-height: 120px;
    --header-height-scroll: 95px;
}

/* 2. Global Resets & Basics */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    background-color: var(--color-white);
    color: var(--color-gray-600);
}

body {
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.85;
    letter-spacing: 0.03em;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

button, input, select, textarea {
    font-family: inherit;
    background: none;
    border: none;
    color: inherit;
    outline: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Scrollbar Stylings */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--color-black);
}
::-webkit-scrollbar-thumb {
    background: var(--color-gray-800);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
}

/* Selection Highlight */
::selection {
    background-color: var(--color-white);
    color: var(--color-black);
}

/* 3. Common Components & Utilities */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
    align-items: center;
}

/* Typography styles */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-white);
    line-height: 1.25;
    letter-spacing: 0.06em;
}

.section-tag {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-black); /* Preto puro para contraste e força visual */
    display: inline-block;
    margin-bottom: 1rem;
    position: relative;
    padding-left: 1.5rem;
}

.section-tag::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0.75rem;
    height: 1px;
    background-color: var(--color-black); /* Linha em preto puro */
}

.section-title {
    font-size: clamp(1.8rem, 3.5vw, 3rem);
    text-transform: uppercase;
    margin-bottom: 2rem;
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: 0.08em;
}

.section-subtitle {
    font-size: 1.125rem;
    font-weight: 300;
    color: var(--color-gray-500); /* Mais escuro para contraste em fundos cinza claros */
    max-width: 600px;
    margin-bottom: 3.5rem;
}

.lead-text {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--color-white);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.text-body {
    font-size: 1rem;
    font-weight: 300;
    margin-bottom: 1.25rem;
    color: var(--color-gray-400);
}

.text-white {
    color: var(--color-white) !important;
}

.font-weight-semibold {
    font-weight: 500;
}

.mt-4 { margin-top: 1.5rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.text-center { text-align: center; }

/* Buttons with sharp edges and subtle micro-animations */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.125rem 2.25rem;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    transition: var(--transition-medium);
    cursor: pointer;
    border-radius: 0px; /* Sharp corners for minimalist architecture theme */
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background-color: var(--color-white);
    color: var(--color-black);
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.08), transparent);
    transition: 0.6s;
}

.btn-primary:hover {
    background-color: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-primary:hover::after {
    left: 100%;
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-gray-600);
}

.btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-white);
}

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

/* 4. Header (Sticky navigation with glassmorphism) */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: var(--transition-medium);
    border-bottom: 1px solid transparent;
}

#main-header.scrolled {
    height: var(--header-height-scroll);
    background-color: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 96px;
    width: auto;
    object-fit: contain;
    mix-blend-mode: screen; /* Torna o fundo preto puro transparente */
    display: block;
    transition: height var(--transition-medium);
}

#main-header.scrolled .logo-img {
    height: 75px;
}


.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-gray-400);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1px;
    background-color: var(--color-white);
    transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--color-white);
}

.nav-link.active::after, .nav-link:hover::after {
    width: 100%;
}

.nav-btn {
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 0.6rem 1.5rem;
    transition: var(--transition-medium);
}

.nav-btn::after {
    display: none;
}

.nav-btn:hover {
    background-color: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-white);
}

/* Mobile Toggle Hamburger button */
#mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 16px;
    cursor: pointer;
    z-index: 1100;
}

.menu-bar {
    width: 100%;
    height: 1px;
    background-color: var(--color-white);
    transition: var(--transition-medium);
}

#mobile-menu-toggle.open .menu-bar:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

#mobile-menu-toggle.open .menu-bar:nth-child(2) {
    opacity: 0;
}

#mobile-menu-toggle.open .menu-bar:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* Mobile Nav Overlay (Solid black, very minimalist) */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-black);
    z-index: 999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
}

.mobile-overlay.open {
    opacity: 1;
    visibility: visible;
}

.mobile-links {
    list-style: none;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.mobile-link {
    font-family: var(--font-heading);
    font-size: 2rem;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--color-gray-500);
    display: block;
    transition: var(--transition-medium);
}

.mobile-link:hover {
    color: var(--color-white);
    transform: scale(1.05);
}

.mobile-link.btn-contato {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    border: 1px solid var(--color-gray-700);
    padding: 1rem 3rem;
    letter-spacing: 0.15em;
    margin-top: 1.5rem;
    color: var(--color-white);
}

.mobile-link.btn-contato:hover {
    background-color: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-white);
}

/* 5. Hero Section */
.hero-section {
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.hero-slideshow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed; /* Efeito Parallax */
    opacity: 0;
    transition: opacity 1.5s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
}

.hero-slide.active {
    opacity: 1;
    z-index: 2;
}

.hero-carousel-indicators {
    position: absolute;
    bottom: 3.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1.5rem;
    z-index: 15;
}

.hero-indicator {
    width: 60px;
    height: 2px;
    background-color: rgba(255, 255, 255, 0.15);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: background-color var(--transition-medium);
}

.hero-indicator.active {
    background-color: rgba(255, 255, 255, 0.3);
}

.hero-indicator-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background-color: var(--color-white);
}

.hero-indicator.active .hero-indicator-progress {
    animation: heroProgress 7s linear forwards;
}

@keyframes heroProgress {
    from { width: 0; }
    to { width: 100%; }
}


.hero-container {
    height: 100%;
    display: flex;
    align-items: center;
    z-index: 10;
}

.hero-content {
    max-width: 720px;
    padding-top: 4rem;
}

.hero-tagline {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.3em;
    color: var(--color-gray-300);
    text-transform: uppercase;
    display: block;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(2.2rem, 5.5vw, 4rem);
    line-height: 1.15;
    margin-bottom: 2rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-white); /* Garante que o título principal sobre o fundo escuro seja branco */
    animation: fadeInReveal 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-gray-300);
    margin-bottom: 3.5rem;
    font-weight: 300;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.scroll-down-arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.arrow-line {
    width: 1px;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.arrow-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 30px;
    background-color: var(--color-white);
    animation: scrollLineAnimation 2s infinite cubic-bezier(0.16, 1, 0.3, 1);
}

.arrow-text {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-gray-500);
    font-weight: 600;
}

/* 6. Sobre / Filosofia Section */
.sobre-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white); /* Fundo branco puro para alternar com o Hero escuro */
    position: relative;
    border-bottom: 1px solid #e5e5ea;
}

.sobre-section .section-title {
    color: var(--color-black); /* Preto puro para contraste máximo */
}

.sobre-section .lead-text {
    color: #1c1c1e; /* Chumbo escuro para legibilidade premium */
}

.sobre-section .text-body {
    color: #2c2c2e;
}

.sobre-manifesto-quote {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-top: 3.5rem;
    padding: 0.5rem 0;
}

.quote-line {
    width: 3px;
    height: 100%;
    min-height: 50px;
    background-color: var(--color-black);
    display: block;
    align-self: stretch;
}

.quote-text {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.6;
    color: var(--color-black);
    letter-spacing: 0.01em;
    margin: 0;
}

.sobre-image-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-wrapper-parallax {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background-color: var(--color-black);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08); /* Sombra suave luxuosa */
}

.sobre-image {
    width: 100%;
    height: 120%; /* Sobredimensão para efeito parallax vertical */
    object-fit: cover;
    position: absolute;
    top: -10%;
    left: 0;
    z-index: 2;
    filter: grayscale(1); /* Estética fotográfica de altíssimo padrão */
    transition: filter var(--transition-slow), transform 0.1s ease-out !important;
}

.image-wrapper-parallax:hover .sobre-image {
    filter: grayscale(0.2); /* Suave colorização conceitual ao passar o mouse */
}

.image-reveal-mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-black);
    z-index: 3;
    transform-origin: right;
    transition: transform 1.8s cubic-bezier(0.85, 0, 0.15, 1);
}

.sobre-image-container.revealed .image-reveal-mask {
    transform: scaleX(0);
}

/* 7. Loteamentos (Projects Card Grid) */
.loteamentos-section {
    padding: var(--spacing-xl) 0;
    background-color: #e5e5ea; /* Tom de concreto arquitetônico intermediário */
    border-bottom: 1px solid #c7c7cc;
}

.loteamentos-section .section-title {
    color: var(--color-black);
}

.loteamentos-section .section-subtitle {
    color: #2c2c2e; /* Mais escuro para contraste no fundo cinza concreto */
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 5rem;
}

.loteamentos-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3.5rem;
}

.project-card {
    background-color: var(--color-white); /* Cards em branco puro sobre o concreto claro */
    border: 1px solid #aeaeb2;
    display: flex;
    flex-direction: column;
    transition: var(--transition-medium);
}

.project-card:hover {
    border-color: var(--color-gray-500);
    transform: translateY(-8px);
}

.project-image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.project-card:hover .project-image {
    transform: scale(1.05);
}

.project-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    background-color: var(--color-white);
    color: var(--color-black);
    padding: 0.5rem 1rem;
    text-transform: uppercase;
}

.project-badge.status-ready {
    background-color: var(--color-gray-800);
    color: var(--color-white);
    border: 1px solid var(--color-gray-600);
}

.project-info {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-black);
}

.project-desc {
    font-size: 0.9375rem;
    color: #48484a; /* Mais escuro para legibilidade nos cards brancos */
    margin-bottom: 2rem;
    line-height: 1.6;
}

.project-features {
    list-style: none;
    border-top: 1px solid #d1d1d6;
    border-bottom: 1px solid #d1d1d6;
    padding: 1.5rem 0;
    margin-bottom: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    font-size: 0.875rem;
}

.project-features li {
    color: var(--color-black);
}

.project-features li strong {
    color: var(--color-gray-600);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    margin-right: 0.5rem;
    display: inline-block;
    width: 120px;
}

.project-card .btn-secondary {
    color: var(--color-black);
    border-color: #c7c7cc;
}

.project-card .btn-secondary:hover {
    background-color: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
}

/* 8. Diferenciais Técnicos */
.diferenciais-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-black); /* Retorna o preto monumental para contraste rítmico */
    border-bottom: 1px solid var(--color-gray-800);
}

.diferenciais-section .section-tag {
    color: var(--color-white); /* Tag em branco no fundo escuro */
}

.diferenciais-section .section-tag::before {
    background-color: var(--color-white);
}

.diferenciais-section .section-title {
    color: var(--color-white);
}

.diferenciais-section .section-subtitle {
    color: var(--color-gray-400); /* Manter cinza claro no fundo preto */
}

.diferenciais-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.diferencial-card {
    background-color: var(--color-gray-900); /* Grafite escuro para sofisticação */
    border: 1px solid var(--color-gray-800);
    padding: 3rem 2.25rem;
    transition: var(--transition-medium);
}

.diferencial-card:hover {
    border-color: var(--color-white);
    background-color: var(--color-black);
    transform: translateY(-5px);
}

.diferencial-icon {
    width: 48px;
    height: 48px;
    color: var(--color-white); /* Ícone branco no fundo escuro */
    margin-bottom: 2rem;
}

.diferencial-icon svg {
    width: 100%;
    height: 100%;
}

.diferencial-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
    color: var(--color-white);
}

.diferencial-desc {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--color-gray-400); /* Cinza claro de alto contraste */
}


/* 9. Contato Section */
.contato-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
    position: relative;
    border-bottom: 1px solid #e5e5ea;
}

.contato-section .section-title {
    color: var(--color-black);
}

.contato-section .text-body {
    color: #48484a; /* Garantir contraste no fundo branco */
}

.contato-info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.contato-details {
    margin-top: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.detail-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 1.75rem 0;
    border-bottom: 1px solid #e5e5ea;
}

.detail-item:first-child {
    padding-top: 0;
}

.detail-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.detail-icon {
    width: 20px;
    height: 20px;
    color: var(--color-black);
    flex-shrink: 0;
    margin-top: 0.15rem;
}

.detail-icon svg {
    width: 100%;
    height: 100%;
}

.detail-title {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-gray-500);
    display: block;
    margin-bottom: 0.4rem;
}

.detail-content {
    font-size: 1.0625rem;
    color: var(--color-black);
    line-height: 1.5;
    font-weight: 400;
}

.hover-underline {
    position: relative;
    font-weight: 400;
}

.hover-underline::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-black);
    transition: var(--transition-fast);
}

.hover-underline:hover::after {
    width: 100%;
}

/* Premium Minimalist Form with floating labels */
.contato-form-container {
    background-color: #e5e5ea; /* Bloco de concreto cinza para contraste monumental sobre o fundo branco */
    border: 1px solid #c7c7cc;
    padding: 3.5rem;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.02);
}


.minimalist-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.form-group {
    position: relative;
    width: 100%;
}

.form-input {
    width: 100%;
    padding: 0.875rem 0;
    font-size: 0.9375rem;
    color: var(--color-black); /* Digitação em cor preta */
    background-color: transparent;
    border: none;
    border-bottom: 1px solid #c7c7cc;
    transition: var(--transition-medium);
}

/* Floating labels effect */
.form-label {
    position: absolute;
    left: 0;
    top: 0.875rem;
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    pointer-events: none;
    transition: var(--transition-medium);
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
    top: -1.25rem;
    font-size: 0.6875rem;
    color: var(--color-black); /* Labels ativas em cor preta */
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.form-border-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-black); /* Linha ativa escura sobre o formulário branco */
    transition: var(--transition-medium);
}

.form-input:focus ~ .form-border-line {
    width: 100%;
}

.form-textarea {
    resize: none;
}

.form-select {
    cursor: pointer;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

/* Custom arrow for select fields */
.form-group::after {
    content: '';
    position: absolute;
    right: 0;
    top: 1rem;
    width: 8px;
    height: 8px;
    border-right: 1px solid var(--color-gray-500);
    border-bottom: 1px solid var(--color-gray-500);
    transform: translateY(-50%) rotate(45deg);
    pointer-events: none;
    display: none;
}

.form-group:has(.form-select)::after {
    display: block;
}

.form-feedback {
    font-size: 0.875rem;
    font-weight: 500;
    margin-top: -0.5rem;
    display: none;
}

.form-feedback.success {
    display: block;
    color: #1c7c1c; /* Verde escuro legível sobre fundo cinza */
}

.form-feedback.error {
    display: block;
    color: #8b1c1c; /* Vermelho escuro legível sobre fundo cinza */
    border-left: 2px solid #8b1c1c;
    padding-left: 10px;
}

/* 10. Footer Section */
.main-footer {
    background-color: var(--color-black);
    border-top: 1px solid var(--color-gray-800);
    padding: var(--spacing-lg) 0 2.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: 3.5rem;
    margin-bottom: 5rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
}

.footer-logo-img {
    height: 120px;
    width: auto;
    object-fit: contain;
    mix-blend-mode: screen; /* Torna o fundo preto puro transparente */
    display: block;
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    margin-top: 1.5rem;
    max-width: 250px;
}

.footer-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link {
    font-size: 0.875rem;
    color: #aeaeb2; /* Cinza claro de alto contraste sobre o rodapé preto */
}

.footer-link:hover {
    color: var(--color-white);
}

.footer-legal-text {
    font-size: 0.8125rem;
    line-height: 1.5;
    color: #8e8e93; /* Cinza médio de alta legibilidade */
}

.footer-bottom {
    border-top: 1px solid var(--color-gray-800);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--color-gray-500);
}

.copyright span, .developer span {
    font-weight: 500;
}

/* 11. Modal Window Component (Glassmorphism & animations) */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
    padding: 2rem;
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--color-black);
    border: 1px solid var(--color-gray-700);
    width: 100%;
    max-width: 1000px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(30px);
    transition: var(--transition-medium);
    border-radius: 0px; /* Sharp corners */
}

.modal-overlay.open .modal-content {
    transform: translateY(0);
}

.modal-close-btn {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 2.25rem;
    color: var(--color-white);
    line-height: 1;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition-fast);
    padding: 0 0.5rem;
}

.modal-close-btn:hover {
    transform: rotate(90deg);
}

.modal-body-wrapper {
    display: grid;
    grid-template-columns: 4.5fr 5.5fr;
    min-height: 550px;
}

.modal-image-col {
    position: relative;
    background-color: var(--color-gray-900);
}

.modal-hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-text-col {
    padding: 4rem 3.5rem;
    overflow-y: auto;
}

.modal-tag {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.25em;
    color: var(--color-gray-500);
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.75rem;
}

.modal-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.modal-description {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--color-gray-400);
    margin-bottom: 2.5rem;
}

.modal-subtitle {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-white);
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--color-gray-800);
    padding-bottom: 0.5rem;
}

.modal-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.spec-item {
    display: flex;
    flex-direction: column;
}

.spec-label {
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--color-gray-500);
    text-transform: uppercase;
    margin-bottom: 0.25rem;
}

.spec-value {
    font-size: 0.9375rem;
    color: var(--color-white);
    font-weight: 400;
}

.modal-infra-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem 1.5rem;
    margin-bottom: 3rem;
}

.modal-infra-list li {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    position: relative;
    padding-left: 1.25rem;
}

.modal-infra-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 1px;
    background-color: var(--color-white);
}

.modal-actions {
    margin-top: 2rem;
}

/* 12. Animations & Scroll Reveal */
@keyframes fadeInReveal {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollLineAnimation {
    0% {
        top: -100%;
    }
    50% {
        top: 0;
    }
    100% {
        top: 100%;
    }
}

/* Intersection Observer Reveal State */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }


/* ==========================================================================
   13. Responsive Media Queries (Mobile First / Custom breakpoints)
   ========================================================================== */

@media (max-width: 1100px) {
    .diferenciais-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
}

@media (max-width: 900px) {
    .grid-2 {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }

    .sobre-image-container {
        order: -1;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
        margin-bottom: 3.5rem;
    }

    .loteamentos-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .modal-body-wrapper {
        grid-template-columns: 1fr;
    }

    .modal-image-col {
        height: 300px;
    }

    .modal-text-col {
        padding: 2.5rem 2rem;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 90px;
    }

    .logo-img {
        height: 68px;
    }

    #mobile-menu-toggle {
        display: flex;
    }

    #nav-menu {
        display: none;
    }

    .hero-content {
        padding-top: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .sobre-manifesto-quote {
        margin-top: 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .modal-specs-grid, .modal-infra-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.25rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .contato-form-container {
        padding: 2rem 1.25rem;
    }
}

/* Interactive Lot Map styling */
.modal-interactive-map {
    margin-top: 2.5rem;
}

.map-grid-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--color-gray-800);
    padding-bottom: 0.5rem;
}

.map-legend {
    display: flex;
    gap: 1.5rem;
    font-size: 0.75rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-transform: uppercase;
    font-weight: 500;
}

.legend-color {
    width: 12px;
    height: 12px;
    border: 1px solid var(--color-gray-600);
}

.legend-color.available {
    background-color: var(--color-gray-900);
    border-color: var(--color-gray-500);
}

.legend-color.sold {
    background-color: #121212;
    position: relative;
    overflow: hidden;
}

.legend-color.sold::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 1px;
    height: 100%;
    background-color: var(--color-gray-600);
    transform: rotate(45deg);
}

.map-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.75rem;
    margin-bottom: 2.5rem;
}

.lot-card {
    aspect-ratio: 1;
    border: 1px solid var(--color-gray-700);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 0.8125rem;
    cursor: pointer;
    transition: var(--transition-medium);
    padding: 0.5rem;
    position: relative;
    border-radius: 0px;
}

.lot-card.available {
    background-color: var(--color-gray-900);
    color: var(--color-white);
}

.lot-card.available:hover {
    background-color: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-white);
    transform: scale(1.05);
}

.lot-card.sold {
    background-color: #050505;
    color: var(--color-gray-600);
    cursor: not-allowed;
    border-color: var(--color-gray-800);
}

.lot-card.sold::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 48%, var(--color-gray-800) 49%, var(--color-gray-800) 51%, transparent 52%);
    pointer-events: none;
}

.lot-number {
    font-weight: 600;
}

.lot-size {
    font-size: 0.625rem;
    margin-top: 0.25rem;
    color: var(--color-gray-500);
}

.lot-card.available:hover .lot-size {
    color: var(--color-gray-800);
}

/* Timeline construction styling */
.modal-timeline {
    margin-top: 2.5rem;
}

.timeline-track {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.timeline-track::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 8px;
    bottom: 8px;
    width: 1px;
    background-color: var(--color-gray-700);
}

.timeline-step {
    position: relative;
    display: flex;
    flex-direction: column;
}

.timeline-step::before {
    content: '';
    position: absolute;
    left: -23px;
    top: 7px;
    width: 9px;
    height: 9px;
    background-color: var(--color-black);
    border: 1px solid var(--color-gray-500);
    transition: var(--transition-medium);
}

.timeline-step.completed::before {
    background-color: var(--color-white);
    border-color: var(--color-white);
}

.timeline-step.active::before {
    background-color: var(--color-black);
    border-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.timeline-date {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
}

.timeline-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-white);
    margin-top: 0.15rem;
}

.timeline-desc {
    font-size: 0.8125rem;
    color: var(--color-gray-400);
    margin-top: 0.25rem;
}

@media (max-width: 600px) {
    .map-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}
@media (max-width: 400px) {
    .map-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}