:root {
    --primary-color: #0ea5e9;
    /* Sky Blue */
    --secondary-color: #0f172a;
    /* Dark Slate */
    --accent-color: #f43f5e;
    /* Soft Rose for Empathy/Heart */
    --success-color: #10b981;
    --dark-bg: #0f172a;
    --light-bg: #fdfdfd;
    /* Slightly warmer white */
    --text-color: #334155;
    --text-light: #64748b;
    --white: #ffffff;
    --gradient-inicial: linear-gradient(135deg, #0c4a6e 0%, #075985 100%);
    --gradient-glass: rgba(255, 255, 255, 0.85);
    --shadow-soft: 0 10px 30px -5px rgba(0, 0, 0, 0.05);
    --shadow-premium: 0 20px 40px -10px rgba(14, 165, 233, 0.15);
    --radius-sm: 12px;
    --radius: 30px;
    /* Softer, more modern corners */
    --container-width: 1200px;
}

/* Specific Section Styles for Renal+ */
.inicial-content-split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 80px;
    align-items: center;
}

.about-points {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 40px;
}

.point {
    display: flex;
    gap: 15px;
    align-items: center;
    font-weight: 600;
    color: var(--secondary-color);
    padding: 15px;
    background: var(--white);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-soft);
    transition: 0.3s ease;
}

.point:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-premium);
}

.point i {
    color: var(--primary-color);
    font-size: 1.3rem;
    background: #e0f2fe;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

#ajudar {
    background: var(--gradient-inicial);
    color: var(--white);
    text-align: center;
    position: relative;
    z-index: 1;
}

#ajudar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(15, 23, 42, 0.8), rgba(15, 23, 42, 0.8));
    z-index: -1;
}

#ajudar h2 {
    color: var(--white);
    font-size: 3.2rem;
}

#ajudar .inicial-tag {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    backdrop-filter: blur(5px);
}

/* Divisores ondulados */
.spacer {
    aspect-ratio: 960/100;
    width: 100%;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

.layer1 {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%23fdfdfd' fill-opacity='1' d='M0,160L48,176C96,192,192,224,288,213.3C384,203,480,149,576,144C672,139,768,181,864,181.3C960,181,1056,139,1152,122.7C1248,107,1344,117,1392,122.7L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3E%3C/path%3E%3C/svg%3E");
}

/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', sans-serif;
    color: var(--text-color);
    background-color: var(--light-bg);
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-decoration: none !important;
    color: inherit;
}

ul {
    list-style: none;
    padding: 0;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

/* Botões */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn-outline {
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    margin-left: 15px;
}

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

/* Cabeçalho */
#main-header {
    position: fixed;
    top: 20px;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.4s ease;
    background: transparent !important;
    /* Remove any bar */
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
    background: transparent !important;
    /* Ensure no bar here */
}

.logo img.main-logo {
    height: 65px;
    width: auto;
    transition: 0.3s;
}

#main-header.scrolled .logo img.main-logo {
    height: 50px;
}

.main-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    box-shadow: var(--shadow-soft);
    padding: 12px 35px;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

#main-header.scrolled .main-nav {
    box-shadow: var(--shadow-premium);
    background: var(--white);
}

.main-nav ul {
    display: flex;
    gap: 30px;
    align-items: center;
}

.main-nav a {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--secondary-color);
    position: relative;
    text-decoration: none;
    /* No underline */
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: 0.3s;
    border-radius: 2px;
}

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

.main-nav .btn-nav {
    background: var(--primary-color);
    color: var(--white) !important;
    padding: 10px 25px;
    border-radius: 100px;
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

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

.main-nav .btn-nav:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
}

.mobile-menu-btn {
    display: none;
    /* Hidden on desktop */
    background: var(--white);
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--secondary-color);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    box-shadow: var(--shadow-soft);
    align-items: center;
    justify-content: center;
}

/* Seção Inicial */
#inicial {
    position: relative;
    padding: 220px 0 160px;
    background: var(--gradient-inicial);
    color: var(--white);
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.inicial-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/hero-bg.png');
    background-size: cover;
    background-position: center;
    opacity: 0.4;
    mix-blend-mode: overlay;
}

.inicial-content {
    display: block;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.inicial-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    padding: 8px 24px;
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.inicial-text h1 {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 25px;
    color: var(--white);
    letter-spacing: -2px;
}

#inicial .inicial-text p {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 45px;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
}

#institucional .inicial-text h2,
#institucional .inicial-text p,
#institucional .inicial-text .point span {
    color: var(--secondary-color) !important;
}

#institucional .inicial-text p {
    margin-bottom: 25px;
    font-size: 1.15rem;
    line-height: 1.8;
}

.inicial-visual {
    position: relative;
}

.tech-circle-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, rgba(37, 99, 235, 0) 70%);
    z-index: -1;
}

.inicial-img {
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.floating-anim {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Straight Separator with Gray Strip */
.inicial-bottom-strip {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 15px;
    background: #e2e8f0;
    z-index: 5;
    border-top: 5px solid rgba(255, 255, 255, 0.1);
}

/* Clientes */
#clients {
    padding: 40px 0;
    background: var(--light-bg);
    border-bottom: 1px solid #e2e8f0;
}

.clients-title {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.clients-grid {
    display: flex;
    justify-content: center;
    gap: 50px;
    flex-wrap: wrap;
    opacity: 0.6;
}

.client-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--secondary-color);
    filter: grayscale(100%);
    transition: 0.3s;
}

.client-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
    color: var(--primary-color);
}

/* Cabeçalho da Seção */
.section-header {
    margin-bottom: 80px;
}

.section-subtitle {
    color: var(--primary-color);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 3px;
    display: block;
    margin-bottom: 15px;
}

.section-header h2 {
    font-size: 3.2rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    letter-spacing: -1.5px;
}

/* Global H2 sizing to keep headings consistent across pages */
h2 {
    font-size: 3.2rem;
    color: var(--secondary-color);
    line-height: 1.2;
    margin-bottom: 0.8rem;
}

.header-line {
    width: 80px;
    height: 5px;
    background: var(--primary-color);
    margin: 0 auto;
    border-radius: 10px;
}

/* Serviços */
#solucoes,
#servicos,
#projetos {
    padding: 140px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.service-card {
    background: var(--white);
    padding: 60px 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(0, 0, 0, 0.03);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-premium);
}

.icon-box {
    width: 80px;
    height: 80px;
    background: #f0f9ff;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 30px;
    transition: 0.4s;
}

.service-card:hover .icon-box {
    background: var(--primary-color);
    color: var(--white);
    transform: rotate(-5deg) scale(1.1);
}

.service-card h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 30px;
    font-size: 1.05rem;
    line-height: 1.6;
}

.read-more {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.read-more:hover {
    gap: 10px;
}

/* Depoimentos */
#testimonials {
    padding: 100px 0;
    background: #f1f5f9;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.quote-icon {
    font-size: 2rem;
    color: #cbd5e1;
    margin-bottom: 20px;
}

.testimonial-card p {
    font-style: italic;
    color: var(--text-color);
    margin-bottom: 30px;
}

.author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h4 {
    font-size: 1rem;
    color: var(--secondary-color);
}

.author-info span {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* Blog */
#blog {
    padding: 100px 0;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.blog-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: 0.3s;
}

.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.blog-img {
    height: 200px;
    position: relative;
    overflow: hidden;
}

.blog-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.5s;
}

.blog-card:hover .blog-img img {
    transform: scale(1.1);
}

.category {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.blog-content {
    padding: 25px;
}

.date {
    font-size: 0.85rem;
    color: var(--text-light);
    display: block;
    margin-bottom: 10px;
}

.blog-content h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    line-height: 1.4;
}

.blog-content h3 a:hover {
    color: var(--primary-color);
}

.read-more-link {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Rodapé */
footer {
    background: var(--secondary-color);
    color: #e2e8f0;
    padding: 100px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 80px;
    margin-bottom: 80px;
    text-align: left;
    align-items: start;
}

.footer-logo {
    height: 60px;
    margin-bottom: 30px;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 30px;
    font-size: 1.2rem;
    font-weight: 700;
}

.footer-col ul li {
    margin-bottom: 15px;
}

.footer-col ul li a {
    text-decoration: none;
    color: #94a3b8;
}

.footer-col ul li a:hover {
    color: var(--primary-color);
    padding-left: 8px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: 0.3s;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.contact-info li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.contact-info i {
    color: var(--primary-color);
    margin-top: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 25px 0;
    text-align: center;
    font-size: 0.9rem;
}

.footer-bottom .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-credits {
    display: flex;
    gap: 20px;
    align-items: center;
}

.dev-credit {
    color: var(--text-light);
    font-size: 0.85rem;
}

.dev-credit strong {
    color: var(--white);
}

/* Responsivo */
@media (max-width: 992px) {
    .inicial-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .inicial-text p {
        margin: 0 auto 35px;
    }

    .inicial-btns {
        justify-content: center;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 992px) {
    .main-nav {
        display: none !important;
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%);
        width: calc(100% - 40px);
        background: var(--white);
        border-radius: var(--radius-sm);
        padding: 40px;
        box-shadow: var(--shadow-premium);
        flex-direction: column;
        z-index: 1100;
    }

    .main-nav.active {
        display: flex !important;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 20px;
    }

    .mobile-menu-btn {
        display: flex !important;
        z-index: 1102;
    }

    .inicial-text h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-col {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .contact-info li {
        justify-content: center;
    }

    .footer-bottom .container {
        flex-direction: column;
        gap: 15px;
    }
}

.service-img {
    width: 100%;
    height: 160px;
    object-fit: contain;
    margin-bottom: 25px;
    transition: 0.3s;
    filter: drop-shadow(0 10px 15px rgba(0, 0, 0, 0.1));
}

.service-card:hover .service-img {
    transform: scale(1.05) translateY(-5px);
}

/* Fix menu visibility and contrast for pages with custom header colors */
#main-header .main-nav {
    align-items: center;
    background: rgba(255,255,255,0.95) !important;
    z-index: 1101; /* above header elements */
    color: #2024a2 !important;
}

#main-header .main-nav a {
    color: #2024a2 !important;
    font-weight: 600;
}

#main-header .main-nav .btn-nav {
    background: #2024a2 !important;
    color: #ffffff !important;
}

/* Keep menu items on one line for desktop while preserving current colors/borders */
@media (min-width: 993px) {
    #main-header .main-nav {
        display: flex !important;
        align-items: center;
        white-space: nowrap;
    }

    #main-header .main-nav ul {
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: nowrap !important;
        gap: 30px !important;
        align-items: center !important;
        margin: 0;
        padding: 0;
    }

    #main-header .main-nav ul li {
        display: inline-block !important;
    }

    /* Ensure mobile menu button remains hidden on desktop and visible on small screens */
    .mobile-menu-btn {
        display: none !important;
    }
}