/* ============================================================
   GENTLE MATTER — LANDING PAGE STYLES
   Tecnologia Invisível, Conforto Absoluto
   ============================================================ */

/* ---- CSS Variables ---- */
:root {
    --color-bg: #0a0a0a;
    --color-bg-alt: #111111;
    --color-bg-card: #161616;
    --color-bg-card-hover: #1a1a1a;
    --color-surface: #1e1e1e;
    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-hover: rgba(255, 255, 255, 0.12);

    --color-text: #f5f5f5;
    --color-text-secondary: #a0a0a0;
    --color-text-muted: #666666;

    --color-accent: #c9a96e;
    --color-accent-light: #dfc291;
    --color-accent-dark: #a8853f;
    --color-accent-glow: rgba(201, 169, 110, 0.15);
    --color-accent-glow-strong: rgba(201, 169, 110, 0.3);

    --color-whatsapp: #25D366;
    --color-whatsapp-dark: #128C7E;

    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

    --container-max: 1200px;
    --section-padding: 120px;
}

/* ---- Reset & Base ---- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
    cursor: default;
}

body.loading {
    overflow: hidden;
}

::selection {
    background: var(--color-accent);
    color: var(--color-bg);
}

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

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

ul {
    list-style: none;
}

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

/* ============================================================
   PRELOADER
   ============================================================ */
#preloader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

#preloader.hide {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader-inner {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.preloader-symbol {
    width: 60px;
    height: 60px;
    object-fit: contain;
    animation: preloaderPulse 2s ease-in-out infinite;
    position: relative;
    z-index: 2;
}

.preloader-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100px;
    height: 100px;
    transform: translate(-50%, -50%);
    border: 1px solid var(--color-accent);
    border-radius: 50%;
    opacity: 0;
    animation: preloaderRing 2s ease-out infinite;
}

.preloader-ring--2 {
    animation-delay: 1s;
}

.preloader-text {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    letter-spacing: 3px;
    text-transform: uppercase;
    animation: preloaderTextFade 2s ease-in-out infinite;
}

@keyframes preloaderPulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.1); opacity: 1; }
}

@keyframes preloaderRing {
    0% { width: 60px; height: 60px; opacity: 0.6; }
    100% { width: 160px; height: 160px; opacity: 0; }
}

@keyframes preloaderTextFade {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

/* ============================================================
   CUSTOM CURSOR (Desktop only)
   ============================================================ */
.cursor-dot,
.cursor-outline {
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    border-radius: 50%;
    transition: opacity var(--transition-fast);
}

.cursor-dot {
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    transform: translate(-50%, -50%);
}

.cursor-outline {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(201, 169, 110, 0.4);
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease, border-color 0.3s ease;
}

.cursor-outline.hover {
    width: 56px;
    height: 56px;
    border-color: var(--color-accent);
    background: var(--color-accent-glow);
}

@media (max-width: 1024px) {
    .cursor-dot, .cursor-outline { display: none; }
}

/* ============================================================
   BACKGROUND ANIMATED SYMBOLS
   ============================================================ */
.bg-symbol-container {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-symbol {
    position: absolute;
    opacity: 0.02;
    filter: blur(1px);
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

.bg-symbol--1 {
    width: 300px;
    top: 10%;
    right: -5%;
    animation: bgFloat1 40s infinite;
}

.bg-symbol--2 {
    width: 200px;
    bottom: 15%;
    left: -3%;
    animation: bgFloat2 50s infinite;
}

.bg-symbol--3 {
    width: 150px;
    top: 50%;
    left: 40%;
    animation: bgFloat3 60s infinite;
}

@keyframes bgFloat1 {
    0% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(-30px, 40px) rotate(90deg); }
    50% { transform: translate(-10px, 80px) rotate(180deg); }
    75% { transform: translate(20px, 40px) rotate(270deg); }
    100% { transform: translate(0, 0) rotate(360deg); }
}

@keyframes bgFloat2 {
    0% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(50px, -30px) rotate(120deg); }
    66% { transform: translate(20px, -60px) rotate(240deg); }
    100% { transform: translate(0, 0) rotate(360deg); }
}

@keyframes bgFloat3 {
    0% { transform: translate(0, 0) rotate(0deg) scale(1); }
    50% { transform: translate(40px, -40px) rotate(180deg) scale(1.1); }
    100% { transform: translate(0, 0) rotate(360deg) scale(1); }
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
}

.navbar-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo-img {
    height: 72px;
    width: auto;
    transition: opacity var(--transition-fast);
}

.navbar-logo:hover .navbar-logo-img {
    opacity: 0.8;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-link {
    padding: 8px 16px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.navbar-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 16px;
    right: 16px;
    height: 1px;
    background: var(--color-accent);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.navbar-link:hover,
.navbar-link.active {
    color: var(--color-text);
}

.navbar-link:hover::after,
.navbar-link.active::after {
    transform: scaleX(1);
}

.navbar-link--cta {
    background: var(--color-accent);
    color: var(--color-bg) !important;
    font-weight: 600;
    border-radius: var(--radius-xl);
    padding: 8px 24px;
}

.navbar-link--cta::after {
    display: none;
}

.navbar-link--cta:hover {
    background: var(--color-accent-light);
    transform: translateY(-1px);
}

/* Mobile Toggle */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.navbar-toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.navbar-toggle.active .navbar-toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.navbar-toggle.active .navbar-toggle-bar:nth-child(2) {
    opacity: 0;
}

.navbar-toggle.active .navbar-toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

@media (max-width: 768px) {
    .navbar-toggle {
        display: flex;
    }

    .navbar-menu {
        position: fixed;
        inset: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(30px);
        flex-direction: column;
        justify-content: center;
        gap: 16px;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .navbar-menu.open {
        opacity: 1;
        visibility: visible;
    }

    .navbar-link {
        font-size: 1.25rem;
        padding: 12px 24px;
    }

    .navbar-link--cta {
        margin-top: 16px;
    }
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-particles {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    background: rgba(255, 255, 255, 0.02);
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--color-accent-glow-strong); }
    50% { opacity: 0.6; box-shadow: 0 0 0 8px transparent; }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 600;
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-title span {
    display: block;
}

.hero-title-accent {
    background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent), var(--color-accent-dark));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Hero Symbol Animation */
.hero-symbol {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin: 32px auto 36px;
}

.hero-symbol-img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    position: relative;
    z-index: 2;
    animation: heroSymbolFloat 4s ease-in-out infinite;
    filter: drop-shadow(0 0 16px rgba(201, 169, 110, 0.4));
}

.hero-symbol-glow {
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201, 169, 110, 0.2) 0%, transparent 70%);
    animation: heroSymbolGlow 4s ease-in-out infinite;
}

.hero-symbol-ring {
    position: absolute;
    inset: -4px;
    border: 1px solid rgba(201, 169, 110, 0.25);
    border-radius: 50%;
    animation: heroSymbolSpin 12s linear infinite;
}

.hero-symbol-ring::before {
    content: '';
    position: absolute;
    top: -3px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--color-accent);
}

.hero-symbol-ring--2 {
    inset: -16px;
    border-color: rgba(201, 169, 110, 0.1);
    animation: heroSymbolSpin 18s linear infinite reverse;
}

.hero-symbol-ring--2::before {
    width: 4px;
    height: 4px;
    background: rgba(201, 169, 110, 0.6);
    box-shadow: 0 0 8px rgba(201, 169, 110, 0.4);
}

@keyframes heroSymbolFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-6px) rotate(3deg); }
    75% { transform: translateY(4px) rotate(-2deg); }
}

@keyframes heroSymbolGlow {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.15); }
}

@keyframes heroSymbolSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-subtitle {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

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

.hero-stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.hero-stat-suffix {
    font-size: 1.5rem;
}

.hero-stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 8px;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 2;
}

.hero-scroll-indicator span {
    font-size: 0.65rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.hero-scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollLineAnim 2s ease-in-out infinite;
}

@keyframes scrollLineAnim {
    0% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.3; transform: scaleY(0.5); }
    100% { opacity: 1; transform: scaleY(1); }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-bg);
}

.btn-primary:hover {
    background: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--color-accent-glow-strong);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border-hover);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 10px 24px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1rem;
}

/* ============================================================
   SECTIONS COMMON
   ============================================================ */
.section {
    position: relative;
    z-index: 1;
    padding: var(--section-padding) 0;
}

.section-header {
    margin-bottom: 64px;
}

.section-header.centered {
    text-align: center;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 64px;
}

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 16px;
    position: relative;
    padding-left: 32px;
}

.section-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 1px;
    background: var(--color-accent);
}

.section-header.centered .section-label {
    padding-left: 0;
}

.section-header.centered .section-label::before {
    display: none;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 16px;
}

.text-accent {
    color: var(--color-accent);
}

.section-description {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ============================================================
   FILOSOFIA / SOBRE NÓS
   ============================================================ */
.section-filosofia {
    background: var(--color-bg);
}

.filosofia-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.filosofia-text {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    margin-bottom: 20px;
    line-height: 1.9;
}

.filosofia-card {
    padding: 32px;
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    margin-bottom: 24px;
    transition: all var(--transition-base);
}

.filosofia-card:hover {
    border-color: var(--color-accent);
    background: var(--color-bg-card-hover);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.filosofia-card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--color-accent-glow);
    color: var(--color-accent);
    margin-bottom: 20px;
}

.filosofia-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.filosofia-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

@media (max-width: 768px) {
    .filosofia-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

/* ============================================================
   PROPÓSITO
   ============================================================ */
.section-proposito {
    background: var(--color-bg-alt);
}

.proposito-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.proposito-card {
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.proposito-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.proposito-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.proposito-card:hover::before {
    opacity: 1;
}

.proposito-card-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.15;
    position: absolute;
    top: 16px;
    right: 24px;
    line-height: 1;
}

.proposito-card-icon {
    color: var(--color-accent);
    margin-bottom: 24px;
}

.proposito-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    margin-bottom: 16px;
}

.proposito-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

@media (max-width: 768px) {
    .proposito-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   SERVIÇOS
   ============================================================ */
.section-servicos {
    background: var(--color-bg);
}

.servicos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.servico-card {
    position: relative;
    padding: 40px 28px;
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
    overflow: hidden;
    text-align: center;
}

.servico-card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 0%), var(--color-accent-glow) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

.servico-card:hover .servico-card-glow {
    opacity: 1;
}

.servico-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.servico-card-icon {
    color: var(--color-accent);
    margin-bottom: 24px;
    transition: transform var(--transition-base);
}

.servico-card:hover .servico-card-icon {
    transform: scale(1.1);
}

.servico-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    margin-bottom: 12px;
}

.servico-card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

.servico-card-line {
    margin-top: 24px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.servico-card:hover .servico-card-line {
    opacity: 0.5;
}

@media (max-width: 1024px) {
    .servicos-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .servicos-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   VIVER SEM OBRAS
   ============================================================ */
.section-obras {
    background: var(--color-bg-alt);
}

.obras-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.obra-card {
    display: flex;
    gap: 20px;
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-bg-card);
    margin-bottom: 16px;
    transition: all var(--transition-base);
}

.obra-card:hover {
    border-color: var(--color-accent);
    transform: translateX(8px);
}

.obra-card-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--color-accent-glow);
    color: var(--color-accent);
}

.obra-card h4 {
    font-size: 1rem;
    margin-bottom: 6px;
}

.obra-card p {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .obras-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

/* ============================================================
   SOLUÇÕES EM DETALHE (TABS)
   ============================================================ */
.section-solucoes {
    background: var(--color-bg);
}

.solucoes-tab-nav {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.solucoes-tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    background: transparent;
    color: var(--color-text-secondary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.solucoes-tab-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.solucoes-tab-btn.active {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

.solucoes-panel {
    display: none;
    animation: fadeInPanel 0.5s ease;
}

.solucoes-panel.active {
    display: block;
}

@keyframes fadeInPanel {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

.solucoes-panel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.solucoes-panel-main h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: 20px;
}

.solucoes-panel-main p {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 24px;
}

.solucoes-panel-cta {
    margin-top: 24px;
}

.solucoes-feature {
    display: flex;
    gap: 16px;
    padding: 20px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    margin-bottom: 16px;
    transition: all var(--transition-base);
    background: var(--color-bg-card);
}

.solucoes-feature:hover {
    border-color: var(--color-border-hover);
    background: var(--color-bg-card-hover);
}

.solucoes-feature-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--color-accent-glow);
    color: var(--color-accent);
}

.solucoes-feature h4 {
    font-size: 0.95rem;
    margin-bottom: 6px;
}

.solucoes-feature p {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .solucoes-panel-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* ============================================================
   INTEGRAÇÕES
   ============================================================ */
.section-integracoes {
    background: var(--color-bg-alt);
}

.integracoes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.integracao-card {
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: all var(--transition-base);
}

.integracao-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.integracao-card-icon {
    color: var(--color-accent);
    margin-bottom: 24px;
    display: inline-block;
}

.integracao-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.integracao-card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

@media (max-width: 768px) {
    .integracoes-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   PROCESSO 360
   ============================================================ */
.section-processo {
    background: var(--color-bg);
}

.processo-timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.processo-line {
    position: absolute;
    left: 28px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent), var(--color-border));
}

.processo-step {
    display: flex;
    gap: 32px;
    margin-bottom: 48px;
    position: relative;
}

.processo-step:last-child {
    margin-bottom: 0;
}

.processo-step-number {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
    border-radius: 50%;
    background: var(--color-bg);
    position: relative;
    z-index: 2;
    transition: all var(--transition-base);
}

.processo-step:hover .processo-step-number {
    background: var(--color-accent);
    color: var(--color-bg);
    box-shadow: 0 0 24px var(--color-accent-glow-strong);
}

.processo-step-content {
    padding-top: 8px;
}

.processo-step-content h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.processo-step-content p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

@media (max-width: 640px) {
    .processo-step {
        gap: 20px;
    }
    .processo-step-number {
        width: 44px;
        height: 44px;
        font-size: 0.85rem;
    }
    .processo-line {
        left: 21px;
    }
}

/* ============================================================
   INVESTIMENTO
   ============================================================ */
.section-investimento {
    background: var(--color-bg-alt);
}

.investimento-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.9fr 0.9fr;
    gap: 24px;
    align-items: start;
}

.investimento-card {
    padding: 36px;
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.investimento-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.investimento-card--featured {
    border-color: var(--color-accent);
    position: relative;
    background: linear-gradient(135deg, rgba(201, 169, 110, 0.05), var(--color-bg-card));
}

.investimento-card-badge {
    position: absolute;
    top: -12px;
    right: 24px;
    padding: 4px 16px;
    background: var(--color-accent);
    color: var(--color-bg);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
}

.investimento-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.investimento-card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.investimento-list {
    margin-bottom: 24px;
}

.investimento-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.investimento-list svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

.investimento-highlight {
    text-align: center;
    margin: 24px 0;
}

.investimento-number {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.investimento-unit {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 4px;
}

.investimento-small {
    font-size: 0.85rem !important;
    color: var(--color-text-muted) !important;
}

.investimento-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.investimento-feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.investimento-feature-item:hover {
    border-color: var(--color-accent);
}

.investimento-feature-item svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

@media (max-width: 1024px) {
    .investimento-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   EQUIPA
   ============================================================ */
.section-equipa {
    background: var(--color-bg);
}

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

.equipa-card {
    padding: 36px 24px;
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: all var(--transition-base);
}

.equipa-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.equipa-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-accent-glow);
    color: var(--color-accent);
    transition: all var(--transition-base);
}

.equipa-card:hover .equipa-card-icon {
    background: var(--color-accent);
    color: var(--color-bg);
}

.equipa-card h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    margin-bottom: 12px;
}

.equipa-card p {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .equipa-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .equipa-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   CONTACTO / CTA FINAL
   ============================================================ */
.section-contacto {
    background: var(--color-bg-alt);
    padding: 140px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.section-contacto::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at center, var(--color-accent-glow) 0%, transparent 60%);
    pointer-events: none;
}

.contacto-content {
    position: relative;
    z-index: 2;
}

.contacto-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 24px;
}

.contacto-text {
    max-width: 600px;
    margin: 0 auto 40px;
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
}

.contacto-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.contacto-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.contacto-info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.contacto-info-item svg {
    color: var(--color-accent);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: 48px 0;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 24px;
}

.footer-logo {
    flex: 0 0 auto;
    text-align: left;
}

.footer-logo-img {
    height: 60px;
    margin: 0 0 12px;
}

.footer-logo p {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    flex: 1 1 auto;
}

.footer-links a {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    text-align: center;
}

/* ---- Footer Developer Credit (Vix) ---- */
.footer-dev {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

.footer-dev-label {
    font-size: 0.65rem;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    transition: color 0.5s ease;
}

.footer-dev-link {
    position: relative;
    display: inline-block;
    cursor: pointer;
    overflow: hidden;
    border-radius: 6px;
    padding: 2px 4px;
}

/* The actual logo — starts "off": greyscale, dim */
.footer-dev-img {
    height: 30px;
    width: auto;
    display: block;
    position: relative;
    z-index: 1;
    filter: grayscale(1) brightness(0.35) contrast(1.1);
    transition:
        filter 0.7s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Scan line — sweeps left→right on hover */
.footer-dev-scan {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background: linear-gradient(
        105deg,
        transparent 25%,
        rgba(255, 255, 255, 0.45) 50%,
        transparent 75%
    );
    transform: translateX(-110%);
    transition: none;
    border-radius: 6px;
}

/* Glow halo behind the logo */
.footer-dev-glow {
    position: absolute;
    inset: -12px -18px;
    z-index: 0;
    border-radius: 14px;
    background: radial-gradient(ellipse at center, var(--color-accent-glow-strong) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

/* === HOVER STATE === */
.footer-dev-link:hover .footer-dev-img {
    filter: grayscale(0) brightness(1.1) contrast(1);
    transform: scale(1.06) translateY(-1px);
}

.footer-dev-link:hover .footer-dev-scan {
    animation: vixScan 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.footer-dev-link:hover .footer-dev-glow {
    opacity: 1;
}

.footer-dev:hover .footer-dev-label {
    color: var(--color-accent-light);
}

@keyframes vixScan {
    0%   { transform: translateX(-110%); }
    100% { transform: translateX(110%); }
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .footer-logo {
        text-align: center;
    }
    .footer-logo-img {
        margin: 0 auto 12px;
    }
    .footer-dev {
        align-items: center;
    }
}

/* ============================================================
   WHATSAPP FLOATING BUTTON
   ============================================================ */
.whatsapp-float {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 999;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-whatsapp);
    border-radius: 50%;
    box-shadow: 0 4px 24px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-base);
    color: white;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 32px rgba(37, 211, 102, 0.6);
}

.whatsapp-icon {
    width: 30px;
    height: 30px;
    position: relative;
    z-index: 3;
    animation: whatsappWiggle 3s ease-in-out infinite;
}

@keyframes whatsappWiggle {
    0%, 80%, 100% { transform: rotate(0deg); }
    85% { transform: rotate(12deg); }
    90% { transform: rotate(-8deg); }
    95% { transform: rotate(5deg); }
}

.whatsapp-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: var(--color-whatsapp);
    animation: whatsappPulse 2.5s ease-out infinite;
}

.whatsapp-pulse--2 {
    animation-delay: 1.25s;
}

@keyframes whatsappPulse {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.8); opacity: 0; }
}

.whatsapp-tooltip {
    position: absolute;
    right: 72px;
    white-space: nowrap;
    padding: 8px 16px;
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
    opacity: 0;
    transform: translateX(8px);
    transition: all var(--transition-base);
    pointer-events: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid var(--color-surface);
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
    position: fixed;
    bottom: 104px;
    right: 38px;
    z-index: 998;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-text-secondary);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
    transition-delay: var(--delay, 0s);
}

.reveal-up {
    transform: translateY(40px);
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed {
    opacity: 1;
    transform: translate(0, 0);
}

/* ============================================================
   MAGNETIC EFFECT ON BUTTONS
   ============================================================ */
.btn {
    will-change: transform;
}

/* ============================================================
   SECTION SEPARATION GLOW
   ============================================================ */
.section-filosofia,
.section-servicos,
.section-solucoes,
.section-processo,
.section-equipa {
    position: relative;
}

.section-filosofia::after,
.section-servicos::after,
.section-solucoes::after,
.section-processo::after,
.section-equipa::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

/* ============================================================
   RESPONSIVE ADJUSTMENTS
   ============================================================ */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .hero-stats {
        gap: 24px;
    }

    .hero-scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

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

    .contacto-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 54px;
        height: 54px;
    }

    .back-to-top {
        bottom: 84px;
        right: 26px;
    }
}

/* ============================================================
   SMOOTH SCROLL SNAP - OPTIONAL
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}