:root {
    --bg-dark: #0f172a;
    --bg-surface: #1e293b;
    --blueprint-grid: rgba(255, 255, 255, 0.03);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #38bdf8;
    --accent-hover: #0284c7;
    --border-color: rgba(255, 255, 255, 0.1);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    /* subtle blueprint texture */
    background-image: linear-gradient(var(--blueprint-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--blueprint-grid) 1px, transparent 1px);
    background-size: 40px 40px;
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

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

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.8rem;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(56, 189, 248, 0.3);
}

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

.btn-secondary:hover {
    border-color: var(--accent);
    background: rgba(56, 189, 248, 0.1);
}

.btn-nav {
    border: 1px solid var(--accent);
    color: var(--accent) !important;
    padding: 0.5rem 1.2rem;
    border-radius: 4px;
}

.btn-nav:hover {
    background: var(--accent);
    color: #fff !important;
}

.w-100 {
    width: 100%;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    font-family: 'Montserrat', sans-serif;
    color: var(--text-main);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    color: var(--accent);
}

.logo span {
    font-weight: 400;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a:not(.btn) {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

.nav-links a:not(.btn):hover {
    color: var(--text-main);
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    z-index: 1;
}

.tagline {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 1rem;
    display: inline-block;
    border-bottom: 1px solid var(--accent);
    padding-bottom: 0.3rem;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 90%;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

.hero-visual {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-map {
    width: 100%;
    max-width: 520px;
    height: auto;
    display: block;
    object-fit: contain;
    filter: drop-shadow(0 10px 30px rgba(0,0,0,0.6));
    border-radius: 12px;
    transition: var(--transition);
}

.hero-map:hover {
    transform: translateY(-5px);
    filter: drop-shadow(0 15px 35px rgba(56, 189, 248, 0.2));
}

.hero-cards-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
    width: 100%;
    max-width: 400px;
}

.info-card {
    background: rgba(30, 41, 59, 0.85);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    padding: 1.5rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    transition: var(--transition);
}

.info-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
}

.info-icon {
    font-size: 2.2rem;
    color: var(--accent);
}

.info-desc {
    color: var(--text-muted);
    font-size: 0.85rem;
}

@media (min-width: 1024px) {
    .hero-cards-wrapper {
        position: absolute;
        bottom: -20px;
        left: -60px;
        margin-top: 0;
    }
    
    .hero-cards-wrapper .info-card:nth-child(2) {
        margin-left: 3rem;
    }
}

/* Competences */
.competences {
    padding: 6rem 0;
    background: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.check-list {
    list-style: none;
    margin-top: 2rem;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.check-list li i {
    color: var(--accent);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-box {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    padding: 2rem 1rem;
    text-align: center;
    border-radius: 8px;
}

.stat-box i {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.stat-num {
    display: block;
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.2rem;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Services */
.services {
    padding: 8rem 0;
}

.services-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-panel {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 2.5rem 2rem;
    border-radius: 8px;
    transition: var(--transition);
}

.service-panel:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.panel-icon {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.service-panel h3 {
    margin-bottom: 1rem;
}

.service-panel p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Contact */
.contact {
    padding: 8rem 0;
    background: var(--bg-surface);
    border-top: 1px solid var(--border-color);
}

.contact-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.c-icon {
    width: 50px;
    height: 50px;
    background: rgba(56, 189, 248, 0.1);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--accent);
    font-size: 1.2rem;
}

.c-label {
    display: block;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.c-value {
    display: block;
    font-weight: 600;
    font-size: 1.1rem;
}

.c-form {
    background: var(--bg-dark);
    padding: 3rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-group input, 
.form-group textarea {
    width: 100%;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 0.8rem 1rem;
    border-radius: 4px;
    color: var(--text-main);
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 1rem;
    max-width: 400px;
}

.footer-links h4 {
    margin-bottom: 1.5rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animations Trigger */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* Responsive */
@media (max-width: 900px) {
    .hero-container, .split-layout, .contact-box {
        grid-template-columns: 1fr;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
    }

    .hamburger {
        display: block;
    }
}