/* RESET & BASE */
*,
*::before,
*::after {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
background-color: #f0f4f0;
color: #2d3436;
line-height: 1.6;
scroll-behavior: smooth;
}
html {
scroll-behavior: smooth;
}
/* NAV */
.nav {
position: fixed;
top: 0;
left: 0;
right: 0;
z-index: 50;
display: grid;
grid-template-columns: 1fr auto 1fr;
align-items: center;
justify-content: space-between;
padding: 0.9rem 2rem;
background: rgba(13, 94, 58, 0);
backdrop-filter: blur(0);
transition: background 0.4s ease, backdrop-filter 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}
.nav.nav-scrolled {
background: rgba(13, 94, 58, 0.92);
backdrop-filter: blur(8px);
box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
padding: 0.6rem 2rem;
}
.nav-brand {
color: #fff;
font-weight: 800;
font-size: 1.15rem;
letter-spacing: 0.5px;
text-decoration: none;
text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}
.nav-links {
display: flex;
gap: 1.6rem;
list-style: none;
}
.nav-links a {
color: #fff;
text-decoration: none;
font-weight: 600;
font-size: 0.95rem;
position: relative;
padding: 0.25rem 0;
text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
transition: color 0.25s;
}
.nav-links a::after {
content: '';
position: absolute;
left: 0;
bottom: -2px;
width: 0;
height: 2px;
background: #a5d6a7;
transition: width 0.3s ease;
}
.nav-links a:hover {
color: #c8e6c9;
}
.nav-links a:hover::after {
width: 100%;
}
/* SCROLL PROGRESS */
.scroll-progress {
position: fixed;
top: 0;
left: 0;
height: 3px;
width: 0%;
background: linear-gradient(90deg, #4caf50, #81c784, #c5e1a5);
z-index: 60;
transition: width 0.1s linear;
box-shadow: 0 0 8px rgba(76, 175, 80, 0.6);
}
/* HERO */
.hero {
background: linear-gradient(135deg, #0a8f3c 0%, #1e6f50 40%, #0d5e3a 100%);
min-height: 100vh;
height: 100vh;
display: flex;
align-items: center;
justify-content: center;
text-align: center;
position: relative;
overflow: hidden;
will-change: transform, opacity;
}
.hero::before {
content: '';
position: absolute;
inset: 0;
background: url('https://images.unsplash.com/photo-1448375240586-882707db888b?w=1920&q=80') center/cover no-repeat;
opacity: 0.55;
z-index: 0;
will-change: transform;
}
.hero-forest {
position: absolute;
inset: 0;
background: url('https://images.unsplash.com/photo-1542202229-7d93c33f5d07?w=1920&q=80') center/cover no-repeat;
opacity: 0.45;
mix-blend-mode: multiply;
z-index: 0;
will-change: transform;
}
.hero-blend {
position: absolute;
inset: 0;
background:
radial-gradient(ellipse at 30% 20%, rgba(10, 143, 60, 0.35) 0%, transparent 60%),
radial-gradient(ellipse at 70% 80%, rgba(13, 94, 58, 0.5) 0%, transparent 65%),
linear-gradient(180deg, rgba(10, 143, 60, 0.35) 0%, rgba(13, 94, 58, 0.55) 60%, rgba(240, 244, 240, 0.95) 100%);
z-index: 1;
pointer-events: none;
}
.hero-overlay {
position: relative;
z-index: 2;
padding: 2rem;
will-change: transform, opacity;
}
.hero-title {
font-size: clamp(2rem, 6vw, 4.2rem);
color: #fff;
text-shadow: 2px 4px 18px rgba(0, 0, 0, 0.5);
margin-bottom: 1rem;
animation: heroTitleIn 1.1s cubic-bezier(0.2, 0.9, 0.2, 1) both;
}
.hero-subtitle {
font-size: clamp(1rem, 1.8vw, 1.4rem);
color: #e0f5e0;
max-width: 640px;
margin: 0 auto 2rem;
animation: heroSubtitleIn 1.2s 0.25s cubic-bezier(0.2, 0.9, 0.2, 1) both;
}
.hero-cta {
display: inline-block;
padding: 0.9rem 2.4rem;
background: rgba(255, 255, 255, 0.95);
color: #1b5e20;
font-weight: 700;
letter-spacing: 0.5px;
border-radius: 50px;
text-decoration: none;
box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
animation: heroSubtitleIn 1.2s 0.5s cubic-bezier(0.2, 0.9, 0.2, 1) both;
}
.hero-cta:hover {
transform: translateY(-3px) scale(1.04);
box-shadow: 0 14px 36px rgba(0, 0, 0, 0.3);
background: #fff;
}
@keyframes heroTitleIn {
0% {
opacity: 0;
transform: translateY(30px) scale(0.96);
filter: blur(8px);
}
100% {
opacity: 1;
transform: translateY(0) scale(1);
filter: blur(0);
}
}
@keyframes heroSubtitleIn {
0% {
opacity: 0;
transform: translateY(20px);
}
100% {
opacity: 1;
transform: translateY(0);
}
}
/* SCROLL INDICATOR */
.scroll-indicator {
position: absolute;
bottom: 2.5rem;
left: 50%;
transform: translateX(-50%);
display: flex;
flex-direction: column;
align-items: center;
gap: 0.6rem;
color: #fff;
text-decoration: none;
z-index: 4;
animation: bobUp 2.4s ease-in-out infinite;
opacity: 0.9;
transition: opacity 0.3s;
}
.scroll-indicator:hover {
opacity: 1;
}
.scroll-indicator-text {
font-size: 0.85rem;
letter-spacing: 1.5px;
text-transform: uppercase;
text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}
.scroll-indicator-arrow {
width: 26px;
height: 26px;
border-right: 2px solid #fff;
border-bottom: 2px solid #fff;
transform: rotate(45deg);
filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.4));
}
@keyframes bobUp {
0%,
100% {
transform: translate(-50%, 0);
}
50% {
transform: translate(-50%, -10px);
}
}
/* SECTIONS */
.section {
padding: 4rem 2rem;
max-width: 1200px;
margin: 0 auto;
}
.section-alt {
background-color: #e8f5e9;
max-width: 100%;
padding-left: calc((100% - 1200px) / 2 + 2rem);
padding-right: calc((100% - 1200px) / 2 + 2rem);
}
.section-title {
text-align: center;
font-size: 2rem;
color: #1b5e20;
margin-bottom: 1rem;
}
.section-desc {
text-align: center;
color: #555;
max-width: 600px;
margin: 0 auto 2rem;
}
/* SOBRE */
.sobre-content {
max-width: 800px;
margin: 0 auto;
}
.sobre-text {
margin-bottom: 1.2rem;
font-size: 1.05rem;
text-align: justify;
}
.sobre-badges {
display: flex;
flex-wrap: wrap;
gap: 0.75rem;
justify-content: center;
margin-top: 1.5rem;
}
.badge {
background: #1b5e20;
color: #fff;
padding: 0.4rem 1.2rem;
border-radius: 50px;
font-size: 0.9rem;
font-weight: 600;
letter-spacing: 0.5px;
}
/* CARDS GRID */
.cards-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
gap: 1.5rem;
max-width: 1200px;
margin: 0 auto;
}
.card {
background: #fff;
border-radius: 12px;
padding: 2rem 1.5rem;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
transition: transform 0.4s cubic-bezier(0.2, 0.9, 0.2, 1), box-shadow 0.4s ease;
border-top: 4px solid #1b5e20;
position: relative;
overflow: hidden;
cursor: pointer;
}
.card::before {
content: '';
position: absolute;
inset: 0;
background: linear-gradient(135deg, rgba(76, 175, 80, 0) 0%, rgba(76, 175, 80, 0.08) 100%);
opacity: 0;
transition: opacity 0.4s ease;
pointer-events: none;
}
.card:hover {
transform: translateY(-10px) scale(1.02);
box-shadow: 0 18px 40px rgba(27, 94, 32, 0.18);
}
.card:hover::before {
opacity: 1;
}
.card:hover .card-icon {
transform: scale(1.15) rotate(-6deg);
}
.card-icon {
font-size: 2.5rem;
margin-bottom: 0.75rem;
display: inline-block;
transition: transform 0.4s cubic-bezier(0.2, 0.9, 0.2, 1);
}
.card h3 {
color: #1b5e20;
margin-bottom: 0.5rem;
font-size: 1.25rem;
}
.card p {
color: #555;
font-size: 0.95rem;
}
.card-eolica {
border-top-color: #4fc3f7;
}
.card-hidro {
border-top-color: #0288d1;
}
.card-bio {
border-top-color: #66bb6a;
}
.card-ondas {
border-top-color: #5c6bc0;
}
.card-solar {
border-top-color: #f9a825;
}
/* CALCULADORA */
.calc-wrapper {
display: flex;
flex-wrap: wrap;
gap: 2rem;
justify-content: center;
}
.calc-form {
background: #fff;
padding: 2rem;
border-radius: 12px;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
flex: 1 1 360px;
max-width: 420px;
}
.form-group {
margin-bottom: 1.25rem;
}
.form-group label {
display: block;
font-weight: 600;
margin-bottom: 0.3rem;
color: #1b5e20;
}
.form-group input,
.form-group select {
width: 100%;
padding: 0.65rem 0.75rem;
border: 2px solid #c8e6c9;
border-radius: 8px;
font-size: 1rem;
transition: border-color 0.3s;
}
.form-group input:focus,
.form-group select:focus {
outline: none;
border-color: #1b5e20;
}
.btn-calc {
width: 100%;
padding: 0.8rem;
background: #1b5e20;
color: #fff;
border: none;
border-radius: 8px;
font-size: 1.1rem;
font-weight: 700;
cursor: pointer;
transition: background 0.3s;
}
.btn-calc:hover {
background: #145218;
}
/* RESULTADOS */
.resultados {
flex: 1 1 400px;
max-width: 600px;
background: #fff;
padding: 2rem;
border-radius: 12px;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}
.resultados h3 {
color: #1b5e20;
margin-bottom: 1rem;
font-size: 1.4rem;
}
.result-cards {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 1rem;
margin-bottom: 1.5rem;
}
.result-card {
background: #e8f5e9;
border-radius: 10px;
padding: 1rem;
text-align: center;
}
.result-label {
display: block;
font-size: 0.85rem;
color: #555;
margin-bottom: 0.3rem;
}
.result-value {
display: block;
font-size: 1.3rem;
font-weight: 700;
color: #1b5e20;
}
.result-note {
font-size: 0.8rem;
color: #888;
margin-bottom: 1.5rem;
}
.chart-container {
width: 100%;
max-width: 900px;
margin: 0 auto;
position: relative;
display: flex;
justify-content: center;
align-items: center;
min-height: 300px;
}
/* HIDDEN */
.hidden {
display: none !important;
}
/* MAPA CO2 */
.mapa-co2-container {
display: flex;
flex-wrap: wrap;
gap: 2rem;
justify-content: center;
margin-top: 2rem;
}
.mapa-info {
flex: 1 1 300px;
max-width: 400px;
background: #fff;
padding: 2rem;
border-radius: 12px;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}
.mapa-info h3 {
color: #1b5e20;
margin-bottom: 1rem;
font-size: 1.3rem;
}
.co2-value {
display: flex;
align-items: baseline;
gap: 0.5rem;
margin-bottom: 0.5rem;
}
.co2-value #co2-global {
font-size: 3rem;
font-weight: 800;
color: #e53935;
}
.co2-unit {
font-size: 1.2rem;
color: #666;
font-weight: 600;
}
.co2-description {
color: #555;
margin-bottom: 1.5rem;
font-size: 0.95rem;
}
.co2-legend {
display: flex;
flex-direction: column;
gap: 0.75rem;
margin-bottom: 1.5rem;
}
.legend-item {
display: flex;
align-items: center;
gap: 0.75rem;
font-size: 0.9rem;
color: #555;
}
.legend-color {
width: 20px;
height: 20px;
border-radius: 50%;
flex-shrink: 0;
}
.legend-low {
background-color: #4caf50;
}
.legend-medium {
background-color: #ff9800;
}
.legend-high {
background-color: #f44336;
}
.mapa-note {
font-size: 0.8rem;
color: #888;
font-style: italic;
}
.mapa-mundi {
flex: 1 1 500px;
height: 500px;
border-radius: 12px;
overflow: hidden;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}
/* RESPONSIVE */
@media (max-width: 768px) {
.hero-title {
font-size: 2rem;
}
.hero-subtitle {
font-size: 1rem;
}
.section {
padding: 2.5rem 1rem;
}
.section-alt {
padding-left: 1rem;
padding-right: 1rem;
}
.calc-wrapper {
flex-direction: column;
align-items: center;
}
.calc-form,
.resultados {
max-width: 100%;
}
.result-cards {
grid-template-columns: 1fr;
}
.mapa-co2-container {
flex-direction: column;
}
.mapa-info,
.mapa-mundi {
max-width: 100%;
}
.mapa-mundi {
height: 400px;
}
.nav {
display: flex;
flex-wrap: wrap;
justify-content: space-between;
align-items: center;
padding: 0.8rem 1.2rem;
gap: 0.7rem 0; /* Espaçamento vertical entre as linhas */
grid-template-columns: none; /* Desativa o grid do desktop */
}
.nav.nav-scrolled {
padding: 0.6rem 1.2rem;
}
.nav-links {
width: 100%; /* Força a lista a ocupar a linha de baixo */
order: 3; /* Garante o posicionamento abaixo do topo */
justify-content: center;
gap: 1.2rem;
}
.nav-links a {
font-size: 0.9rem;
}
.dark-toggle {
margin-left: 0; /* Remove a margem desnecessária no mobile */
}
.nav-brand {
font-size: 1.1rem;
}
.scroll-indicator {
bottom: 1.4rem;
}
.scroll-indicator-text {
display: none;
}
}
/* FALLING LEAVES TRANSITION */
.leaves-container {
position: absolute;
inset: 0;
overflow: hidden;
pointer-events: none;
z-index: 3;
}
.leaf {
position: absolute;
top: -40px;
width: 28px;
height: 28px;
opacity: 0;
will-change: transform, opacity;
filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.2));
background-repeat: no-repeat;
background-position: center;
background-size: contain;
}
.leaf-a {
background-image: url("data:image/svg+xml;utf8,");
}
.leaf-b {
background-image: url("data:image/svg+xml;utf8,");
}
.leaf-c {
background-image: url("data:image/svg+xml;utf8,");
}
.leaf-d {
background-image: url("data:image/svg+xml;utf8,");
}
.leaves-falling .leaf {
animation: leafFall linear forwards;
}
@keyframes leafFall {
0% {
transform: translate3d(0, -10vh, 0) rotate(0deg);
opacity: 0;
}
10% {
opacity: 1;
}
50% {
transform: translate3d(40px, 50vh, 0) rotate(220deg);
}
100% {
transform: translate3d(-30px, 110vh, 0) rotate(540deg);
opacity: 0;
}
}
@keyframes leafSway {
0%,
100% {
margin-left: 0;
}
50% {
margin-left: 30px;
}
}
/* REVEAL ON SCROLL */
.reveal {
opacity: 0;
transform: translateY(40px);
transition: opacity 0.9s ease, transform 0.9s cubic-bezier(0.2, 0.9, 0.2, 1);
}
.reveal.is-visible {
opacity: 1;
transform: translateY(0);
}
.reveal .card,
.reveal .badge,
.reveal .sobre-text,
.reveal .calc-form {
opacity: 0;
transform: translateY(20px);
transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.9, 0.2, 1);
}
.reveal.is-visible .card,
.reveal.is-visible .badge,
.reveal.is-visible .sobre-text,
.reveal.is-visible .calc-form {
opacity: 1;
transform: translateY(0);
}
.reveal.is-visible .card:nth-child(1) {
transition-delay: 0.05s;
}
.reveal.is-visible .card:nth-child(2) {
transition-delay: 0.15s;
}
.reveal.is-visible .card:nth-child(3) {
transition-delay: 0.25s;
}
.reveal.is-visible .card:nth-child(4) {
transition-delay: 0.35s;
}
.reveal.is-visible .card:nth-child(5) {
transition-delay: 0.45s;
}
.reveal.is-visible .badge:nth-child(1) {
transition-delay: 0.1s;
}
.reveal.is-visible .badge:nth-child(2) {
transition-delay: 0.2s;
}
.reveal.is-visible .badge:nth-child(3) {
transition-delay: 0.3s;
}
.reveal.is-visible .badge:nth-child(4) {
transition-delay: 0.4s;
}
@media (prefers-reduced-motion: reduce) {
.reveal,
.reveal .card,
.reveal .badge,
.reveal .sobre-text,
.reveal .calc-form {
opacity: 1 !important;
transform: none !important;
transition: none !important;
}
.scroll-indicator,
.hero-title,
.hero-subtitle,
.hero-cta {
animation: none !important;
}
}
/* ANÁLISE DE VIABILIDADE */
.analise-viabilidade {
margin-top: 2rem;
padding: 1.5rem;
background: linear-gradient(135deg, #fff9c4 0%, #ffecb3 100%);
border-radius: 12px;
border-left: 4px solid #f9a825;
}
.analise-viabilidade h4 {
color: #f57f17;
font-size: 1.2rem;
margin-bottom: 1rem;
font-weight: 600;
}
.analise-viabilidade.fonte-solar {
background: linear-gradient(135deg, #fff9c4 0%, #ffecb3 100%);
border-left-color: #f9a825;
}
.analise-viabilidade.fonte-solar h4 {
color: #f57f17;
}
.analise-viabilidade.fonte-eolica {
background: linear-gradient(135deg, #e1f5fe 0%, #b3e5fc 100%);
border-left-color: #4fc3f7;
}
.analise-viabilidade.fonte-eolica h4 {
color: #0277bd;
}
.analise-viabilidade.fonte-hidro {
background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
border-left-color: #0288d1;
}
.analise-viabilidade.fonte-hidro h4 {
color: #01579b;
}
.analise-viabilidade.fonte-bio {
background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
border-left-color: #66bb6a;
}
.analise-viabilidade.fonte-bio h4 {
color: #2e7d32;
}
.viabilidade-cards {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
gap: 1rem;
}
.viabilidade-card {
background: white;
padding: 1rem;
border-radius: 8px;
text-align: center;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.viabilidade-label {
display: block;
font-size: 0.85rem;
color: #666;
margin-bottom: 0.5rem;
font-weight: 500;
}
.viabilidade-value {
display: block;
font-size: 1.1rem;
font-weight: 700;
color: #333;
}
.viabilidade-value.viabilidade-alta {
color: #2e7d32;
}
.viabilidade-value.viabilidade-media {
color: #f9a825;
}
.viabilidade-value.viabilidade-baixa {
color: #f57c00;
}
.viabilidade-value.viabilidade-nao-recomendada {
color: #c62828;
}
.hidden {
display: none !important;
}
/* DIAGNÓSTICO PERSONALIZADO */
.diagnostico {
margin-top: 2rem;
padding: 1.5rem;
background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
border-radius: 12px;
border-left: 4px solid #43a047;
}
.diagnostico h4 {
color: #2e7d32;
font-size: 1.2rem;
margin-bottom: 1rem;
font-weight: 600;
}
.diagnostico-text {
font-size: 1rem;
color: #333;
line-height: 1.6;
margin-bottom: 1rem;
padding: 1rem;
background: rgba(255, 255, 255, 0.7);
border-radius: 8px;
}
.plano-acao h5 {
color: #2e7d32;
font-size: 1.1rem;
margin-bottom: 0.75rem;
font-weight: 600;
}
.recomendacoes {
list-style: none;
padding: 0;
}
.recomendacoes li {
padding: 0.75rem 1rem;
margin-bottom: 0.5rem;
background: white;
border-radius: 6px;
border-left: 3px solid #66bb6a;
font-size: 0.95rem;
color: #333;
transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.recomendacoes li:hover {
transform: translateX(4px);
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
@media (prefers-reduced-motion: reduce) {
.reveal,
.reveal .card,
.reveal .badge,
.reveal .sobre-text,
.reveal .calc-form {
opacity: 1 !important;
transform: none !important;
transition: none !important;
}
.scroll-indicator,
.hero-title,
.hero-subtitle,
.hero-cta {
animation: none !important;
}
}
/* RECOMENDAÇÃO DE FONTE */
.recomendacao-fonte {
margin-top: 2rem;
padding: 1.5rem;
background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
border-radius: 12px;
border-left: 4px solid #1976d2;
}
.recomendacao-fonte h4 {
color: #0d47a1;
font-size: 1.2rem;
margin-bottom: 1rem;
font-weight: 600;
}
.recomendacao-content {
display: flex;
flex-direction: column;
gap: 1rem;
}
.recomendacao-destaque {
display: flex;
justify-content: space-between;
align-items: center;
padding: 1rem;
background: white;
border-radius: 8px;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.recomendacao-info {
display: flex;
justify-content: space-between;
align-items: center;
padding: 0.75rem 1rem;
background: rgba(255, 255, 255, 0.7);
border-radius: 6px;
}
.recomendacao-label {
font-size: 0.95rem;
color: #555;
font-weight: 500;
}
.recomendacao-valor {
font-size: 1.1rem;
font-weight: 700;
color: #1976d2;
}
.recomendacao-justificativa {
font-size: 0.95rem;
color: #333;
line-height: 1.6;
padding: 1rem;
background: rgba(255, 255, 255, 0.7);
border-radius: 8px;
margin: 0;
}
/* ===== FOOTER ===== */
.footer {
background: #1b5e20;
color: #e8f5e9;
text-align: center;
padding: 2rem;
}
.footer p {
margin: 0.3rem 0;
font-size: 0.9rem;
opacity: 0.9;
}
/* ===== DARK MODE TOGGLE BUTTON ===== */
.dark-toggle {
background: transparent;
border: 1.5px solid rgba(255, 255, 255, 0.55);
color: #fff;
border-radius: 50px;
padding: 0.28rem 0.8rem;
font-size: 1rem;
cursor: pointer;
transition: background 0.25s, border-color 0.25s, transform 0.2s;
line-height: 1.4;
margin-left: 0.6rem;
flex-shrink: 0;
justify-self: end;
}
.dark-toggle:hover {
background: rgba(255, 255, 255, 0.15);
border-color: rgba(255, 255, 255, 0.9);
transform: scale(1.08);
}
.dark-toggle:active {
transform: scale(0.95);
}
/* ===== RAIN CONTAINER ===== */
.rain-container {
position: absolute;
inset: 0;
z-index: 1;
pointer-events: none;
overflow: hidden;
opacity: 0;
transition: opacity 1.6s ease;
}
body.dark-mode .rain-container {
opacity: 1;
}
.rain-drop {
position: absolute;
top: -20px;
width: 1.5px;
background: linear-gradient(
to bottom,
transparent 0%,
rgba(160, 205, 245, 0.55) 40%,
rgba(140, 185, 230, 0.3) 100%
);
border-radius: 1px;
animation: rainDrop linear infinite;
will-change: transform, opacity;
}
@keyframes rainDrop {
0% {
transform: translateY(-2vh) skewY(-18deg);
opacity: 0;
}
8% {
opacity: var(--rain-op, 0.4);
}
92% {
opacity: var(--rain-op, 0.4);
}
100% {
transform: translateY(108vh) skewY(-18deg);
opacity: 0;
}
}
/* ===== LIGHTNING OVERLAY ===== */
.lightning-overlay {
position: absolute;
inset: 0;
z-index: 1;
pointer-events: none;
background: rgba(200, 230, 255, 1);
opacity: 0;
}
/* ===== SMOOTH THEME TRANSITIONS ===== */
body {
transition: background-color 0.6s ease, color 0.5s ease;
}
.hero {
transition: background 1.6s ease;
}
.hero::before,
.hero-forest {
transition: filter 1.8s ease, opacity 1.8s ease;
}
.hero-blend {
transition: background 1.8s ease;
}
.section-alt {
transition: background-color 0.6s ease;
}
.card,
.calc-form,
.resultados,
.result-card,
.viabilidade-card,
.diagnostico,
.analise-viabilidade,
.recomendacao-fonte,
.recomendacao-destaque,
.diagnostico-text,
.recomendacoes li {
transition: background-color 0.5s ease, background 0.5s ease,
color 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease;
}
/* ===== DARK MODE — BASE ===== */
body.dark-mode {
background-color: #0d1117;
color: #c9d1d9;
}
/* ===== DARK MODE — NAV ===== */
body.dark-mode .nav.nav-scrolled {
background: rgba(3, 8, 5, 0.96);
box-shadow: 0 4px 20px rgba(0, 0, 0, 0.55);
}
/* ===== DARK MODE — HERO (NIGHT FOREST WITH RAIN) ===== */
body.dark-mode .hero {
background: linear-gradient(135deg, #050d08 0%, #071512 40%, #040a07 100%);
}
body.dark-mode .hero::before {
filter: brightness(0.11) saturate(0.5) hue-rotate(195deg);
opacity: 0.82;
}
body.dark-mode .hero-forest {
filter: brightness(0.07) saturate(0.4) hue-rotate(205deg);
mix-blend-mode: screen;
opacity: 0.65;
}
body.dark-mode .hero-blend {
background:
radial-gradient(ellipse at 50% 0%, rgba(20, 40, 70, 0.55) 0%, transparent 55%),
radial-gradient(ellipse at 20% 50%, rgba(5, 30, 55, 0.65) 0%, transparent 50%),
radial-gradient(ellipse at 80% 70%, rgba(5, 25, 40, 0.5) 0%, transparent 50%),
linear-gradient(180deg,
rgba(4, 8, 16, 0.65) 0%,
rgba(5, 12, 22, 0.8) 50%,
rgba(13, 17, 23, 0.99) 100%);
}
body.dark-mode .hero-title {
text-shadow: 2px 4px 22px rgba(0, 0, 0, 0.85), 0 0 50px rgba(80, 180, 130, 0.18);
}
body.dark-mode .hero-subtitle {
color: #8ec8a8;
}
body.dark-mode .hero-cta {
background: rgba(0, 0, 0, 0.45);
color: #8dd8ad;
border: 1px solid rgba(70, 170, 120, 0.5);
box-shadow: 0 8px 28px rgba(0, 0, 0, 0.55), 0 0 22px rgba(50, 130, 90, 0.15);
}
body.dark-mode .hero-cta:hover {
background: rgba(15, 55, 35, 0.6);
color: #b2e8c8;
box-shadow: 0 12px 36px rgba(0, 0, 0, 0.65), 0 0 32px rgba(50, 130, 90, 0.25);
}
/* ===== DARK MODE — SECTIONS ===== */
body.dark-mode .section-title {
color: #6fcf97;
}
body.dark-mode .section-alt {
background-color: #0a0f0a;
}
body.dark-mode .section-desc {
color: #8b949e;
}
body.dark-mode .sobre-text {
color: #b0bec5;
}
body.dark-mode .badge {
background: #0e291a;
color: #6fcf97;
border: 1px solid #1e4d2e;
}
/* ===== DARK MODE — CARDS ===== */
body.dark-mode .card {
background: #161b22;
border-top-color: #2a5c30;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.45);
}
body.dark-mode .card:hover {
box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
}
body.dark-mode .card h3 {
color: #6fcf97;
}
body.dark-mode .card p {
color: #8b949e;
}
/* ===== DARK MODE — CALCULATOR ===== */
body.dark-mode .calc-form {
background: #161b22;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.45);
}
body.dark-mode .form-group label {
color: #6fcf97;
}
body.dark-mode .form-group input,
body.dark-mode .form-group select {
background: #0d1117;
border-color: #2a4a2e;
color: #c9d1d9;
color-scheme: dark;
}
body.dark-mode .form-group input:focus,
body.dark-mode .form-group select:focus {
border-color: #4caf70;
}
body.dark-mode .form-group input::placeholder {
color: #6e7681;
}
body.dark-mode .form-group select option {
background: #161b22;
color: #c9d1d9;
}
body.dark-mode .btn-calc {
background: #1c5e25;
}
body.dark-mode .btn-calc:hover {
background: #145218;
}
/* ===== DARK MODE — RESULTS ===== */
body.dark-mode .resultados {
background: #161b22;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.45);
}
body.dark-mode .resultados h3 {
color: #6fcf97;
}
body.dark-mode .result-card {
background: #0d2012;
}
body.dark-mode .result-label {
color: #8b949e;
}
body.dark-mode .result-value {
color: #6fcf97;
}
body.dark-mode .result-note {
color: #6e7681;
}
/* ===== DARK MODE — VIABILITY ANALYSIS ===== */
body.dark-mode .analise-viabilidade {
background: linear-gradient(135deg, #191800 0%, #1f1e00 100%);
border-left-color: #c0820c;
}
body.dark-mode .analise-viabilidade h4 {
color: #e5a93a;
}
body.dark-mode .analise-viabilidade.fonte-solar {
background: linear-gradient(135deg, #191800 0%, #1f1e00 100%);
border-left-color: #c0820c;
}
body.dark-mode .analise-viabilidade.fonte-solar h4 {
color: #e5a93a;
}
body.dark-mode .analise-viabilidade.fonte-eolica {
background: linear-gradient(135deg, #001520 0%, #001c2e 100%);
border-left-color: #2d9dc8;
}
body.dark-mode .analise-viabilidade.fonte-eolica h4 {
color: #4fc3f7;
}
body.dark-mode .analise-viabilidade.fonte-hidro {
background: linear-gradient(135deg, #00111e 0%, #00182c 100%);
border-left-color: #1672ae;
}
body.dark-mode .analise-viabilidade.fonte-hidro h4 {
color: #4aa8d8;
}
body.dark-mode .analise-viabilidade.fonte-bio {
background: linear-gradient(135deg, #071507 0%, #0a1c0a 100%);
border-left-color: #3b8840;
}
body.dark-mode .analise-viabilidade.fonte-bio h4 {
color: #66bb6a;
}
body.dark-mode .viabilidade-card {
background: #1e2530;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}
body.dark-mode .viabilidade-label {
color: #8b949e;
}
body.dark-mode .viabilidade-value {
color: #b0bec5;
}
body.dark-mode .viabilidade-value.viabilidade-alta {
color: #66bb6a;
}
body.dark-mode .viabilidade-value.viabilidade-media {
color: #e5a93a;
}
body.dark-mode .viabilidade-value.viabilidade-baixa {
color: #f08030;
}
body.dark-mode .viabilidade-value.viabilidade-nao-recomendada {
color: #e06060;
}
/* ===== DARK MODE — DIAGNOSIS ===== */
body.dark-mode .diagnostico {
background: linear-gradient(135deg, #071507 0%, #0a1c0c 100%);
border-left-color: #2c6832;
}
body.dark-mode .diagnostico h4 {
color: #6fcf97;
}
body.dark-mode .diagnostico-text {
background: rgba(0, 0, 0, 0.38);
color: #b0bec5;
}
body.dark-mode .plano-acao h5 {
color: #6fcf97;
}
body.dark-mode .recomendacoes li {
background: #1e2530;
color: #b0bec5;
border-left-color: #2c6832;
}
body.dark-mode .recomendacoes li:hover {
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}
/* ===== DARK MODE — RECOMMENDATION ===== */
body.dark-mode .recomendacao-fonte {
background: linear-gradient(135deg, #081320 0%, #0b1b2e 100%);
border-left-color: #18588e;
}
body.dark-mode .recomendacao-fonte h4 {
color: #58a6ff;
}
body.dark-mode .recomendacao-destaque {
background: #1e2530;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}
body.dark-mode .recomendacao-info {
background: rgba(0, 0, 0, 0.32);
}
body.dark-mode .recomendacao-label {
color: #8b949e;
}
body.dark-mode .recomendacao-valor {
color: #58a6ff;
}
body.dark-mode .recomendacao-justificativa {
background: rgba(0, 0, 0, 0.32);
color: #b0bec5;
}
/* ===== DARK MODE — FOOTER ===== */
body.dark-mode .footer {
background: #040c04;
color: #6e7681;
border-top: 1px solid #182018;
}
/* ===== DARK MODE — SCROLL PROGRESS ===== */
body.dark-mode .scroll-progress {
background: linear-gradient(90deg, #2e7d52, #58b875, #8dd5a8);
box-shadow: 0 0 8px rgba(88, 184, 117, 0.55);
}