:root {
    --ds-blue: #1E5FA3;
    --ds-green: #2FAF8F;
    --ds-turquoise: #4FB7C5;
    --ds-light-green: #7ED3A6;
    --ds-dark-gray: #2E2E2E;
    --ds-light-gray: #F5F7FA;
    --ds-white: #FFFFFF;
    --ds-yellow: #FFD166;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--ds-dark-gray);
    background-color: var(--ds-light-gray);
    line-height: 1.6;
}

/* Navbar Africana Moderna */
.navbar {
    background: linear-gradient(135deg, var(--ds-white) 0%, rgba(245, 247, 250, 0.98) 100%);
    backdrop-filter: blur(10px);
    border-bottom: 3px solid var(--ds-green);
    padding: 1rem 0;
    transition: var(--transition);
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.6rem;
    color: var(--ds-blue) !important;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.navbar-brand img {
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(30, 95, 163, 0.2);
    border: 2px solid var(--ds-green);
}

.nav-link {
    color: var(--ds-dark-gray) !important;
    font-weight: 600;
    padding: 0.5rem 1.2rem !important;
    margin: 0 0.3rem;
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
    font-size: 1.05rem;
}

.nav-link:hover {
    color: var(--ds-blue) !important;
    background: rgba(30, 95, 163, 0.08);
    transform: translateY(-2px);
}

.nav-link.active {
    color: var(--ds-blue) !important;
    background: linear-gradient(135deg, rgba(30, 95, 163, 0.1) 0%, rgba(47, 175, 143, 0.1) 100%);
}

/* HERO PREMIUM SECTION */
.hero-section {
    min-height: 100vh;
    /* Full Height */
    background: linear-gradient(180deg,
            rgba(30, 95, 163, 0.4) 0%,
            rgba(10, 20, 40, 0.8) 100%),
        url('https://images.unsplash.com/photo-1488521787991-ed7bbaae773c?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
    /* Imagem mais emotiva */
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    /* Parallax effect */
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-overlay-gradient {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: linear-gradient(to top, var(--ds-light-gray), transparent);
    z-index: 2;
}

.hero-content-wrapper {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 900px;
    padding: 2rem;
    backdrop-filter: blur(5px);
    background: rgba(255, 255, 255, 0.05);
    /* Leve toque de vidro */
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    letter-spacing: -2px;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    background: linear-gradient(135deg, #ffffff 0%, #e0e0e0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.hero-tagline {
    font-size: 1.8rem;
    color: var(--ds-yellow);
    font-weight: 600;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* GLASSMORPHISM CARDS */
.glass-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.glass-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 30px 60px rgba(30, 95, 163, 0.15);
    background: white;
}

/* PROJECT CARDS PREMIUM */
.project-card {
    border-radius: 24px;
    overflow: hidden;
    background: white;
    border: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.4s ease;
    height: 100%;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.project-img-wrapper {
    position: relative;
    overflow: hidden;
    height: 280px;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

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

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.7));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

/* MODERN TYPOGRAPHY & SECTIONS */
.section-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 4rem;
    position: relative;
    color: var(--ds-dark-gray);
    letter-spacing: -1px;
}

.section-title:after {
    display: none;
    /* Remove a linha antiga */
}

.section-subtitle {
    display: block;
    font-size: 1rem;
    color: var(--ds-blue);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 1rem;
}

/* ESTATÍSTICAS MODERNAS */
.stats-section {
    background: linear-gradient(135deg, #1E2A38 0%, #151F28 100%);
    padding: 8rem 0;
    position: relative;
    overflow: hidden;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
    z-index: 2;
}

.stat-item-premium {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s ease;
}

.stat-item-premium:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.1);
}

.stat-number {
    font-size: 4.5rem;
    font-weight: 800;
    background: linear-gradient(to right, var(--ds-turquoise), var(--ds-light-green));
    -webkit-background-clip: text;

    .pointer-events-none {
        pointer-events: none;
    }
}