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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #0b1120;
    color: #e5e7eb;
    line-height: 1.6;
}

.container {
    width: min(1100px, 90%);
    margin: auto;
}


/* NAVBAR */

.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 17, 32, 0.95);
    border-bottom: 1px solid #1f2937;
}

.nav-content {
    min-height: 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 20px;
    font-weight: 700;
}

nav {
    display: flex;
    gap: 25px;
}

nav a {
    color: #9ca3af;
    text-decoration: none;
    font-size: 14px;
}

nav a:hover {
    color: white;
}


/* HERO */

.hero {
    padding: 120px 0;
    text-align: center;
    background:
        radial-gradient(
            circle at top,
            #172554 0,
            #0b1120 55%
        );
}

.badge {
    display: inline-block;
    padding: 7px 14px;
    border: 1px solid #374151;
    border-radius: 999px;
    font-size: 13px;
    color: #93c5fd;
    margin-bottom: 25px;
}

.hero h1 {
    font-size: clamp(45px, 7vw, 82px);
    line-height: 1.05;
    letter-spacing: -3px;
    margin-bottom: 25px;
}

.hero-text {
    max-width: 700px;
    margin: auto;
    color: #9ca3af;
    font-size: 19px;
}

.buttons {
    margin-top: 35px;
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.button {
    display: inline-block;
    padding: 13px 22px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
}

.primary {
    background: white;
    color: #111827;
}

.secondary {
    border: 1px solid #374151;
    color: white;
}


/* SECTIONS */

.section {
    padding: 90px 0;
}

.section h2,
.github-section h2 {
    font-size: 38px;
    margin-bottom: 25px;
}

.section > .container > p {
    max-width: 800px;
    color: #9ca3af;
    margin-bottom: 20px;
}

.dark {
    background: #080d19;
}


/* ARCHITECTURE */

.architecture {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    gap: 15px;
    align-items: center;
    margin-top: 45px;
}

.architecture-box {
    padding: 25px;
    border: 1px solid #1f2937;
    border-radius: 12px;
    background: #111827;
}

.architecture-box span {
    color: #60a5fa;
    font-size: 13px;
}

.architecture-box h3 {
    margin: 10px 0;
}

.architecture-box p {
    color: #9ca3af;
    font-size: 14px;
}

.arrow {
    color: #60a5fa;
    font-size: 25px;
}


/* CARDS */

.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.card {
    padding: 30px;
    background: #111827;
    border: 1px solid #1f2937;
    border-radius: 12px;
}

.card:hover {
    border-color: #3b82f6;
    transform: translateY(-3px);
    transition: 0.2s;
}

.icon {
    color: #60a5fa;
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 15px;
}

.card h3 {
    margin-bottom: 10px;
}

.card p {
    color: #9ca3af;
}


/* TECHNOLOGY */

.tech-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 15px;
    margin-top: 35px;
}

.tech-grid div {
    padding: 18px;
    text-align: center;
    border: 1px solid #1f2937;
    border-radius: 10px;
    background: #111827;
}


/* STATUS */

.status-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 35px;
}

.status {
    display: flex;
    gap: 15px;
    padding: 18px;
    border: 1px solid #1f2937;
    border-radius: 10px;
    background: #111827;
}

.status strong {
    color: #22c55e;
}


/* GITHUB */

.github-section {
    padding: 100px 0;
    text-align: center;
    background: #111827;
}

.github-section p {
    color: #9ca3af;
    max-width: 650px;
    margin: 0 auto 30px;
}


/* FOOTER */

footer {
    padding: 30px 0;
    border-top: 1px solid #1f2937;
    text-align: center;
    color: #6b7280;
    font-size: 13px;
}


/* MOBILE */

@media (max-width: 900px) {

    nav {
        display: none;
    }

    .architecture {
        grid-template-columns: 1fr;
    }

    .arrow {
        text-align: center;
        transform: rotate(90deg);
    }

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

    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {

    .hero {
        padding: 80px 0;
    }

    .hero h1 {
        letter-spacing: -1px;
    }

    .status-grid {
        grid-template-columns: 1fr;
    }
}

/* MONITORING DASHBOARD */

.section-label {
    color: #60a5fa;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
}

.dashboard-description {
    max-width: 750px;
    color: #9ca3af;
    margin-bottom: 40px;
}

.dashboard-image {
    padding: 10px;
    background: #111827;
    border: 1px solid #1f2937;
    border-radius: 14px;
    overflow: hidden;
    margin-top: 25px;
}

.dashboard-image img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.dashboard-subtitle {
    font-size: 24px;
    margin: 45px 0 20px;
}

.dashboard-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-top: 25px;
}

.dashboard-features div {
    padding: 20px;
    background: #111827;
    border: 1px solid #1f2937;
    border-radius: 10px;
}

.dashboard-features strong {
    display: block;
    margin-bottom: 5px;
    color: #60a5fa;
}

.dashboard-features span {
    color: #9ca3af;
    font-size: 14px;
}

@media (max-width: 700px) {

    .dashboard-features {
        grid-template-columns: 1fr;
    }

}