:root {
    --brand: #0a4a82;
    --accent: #0bb4a6;
    --bg: #0b1120;
    --light: #f1f5f9;
    --muted: #94a3b8;
    --white: #fff;
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
    color: #0f172a;
    background: #eef2ff;
}

a {
    color: var(--brand);
    text-decoration: none
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px
}

.section {
    padding: 64px 0
}

h1,
h2,
h3 {
    line-height: 1.1;
    margin: 0 0 12px
}

h1 {
    font-size: clamp(32px, 5vw, 56px);
    color: #0b2447
}

h2 {
    font-size: clamp(24px, 3vw, 36px);
    color: #0b2447
}

p {
    margin: 0 0 12px;
    color: #334155
}

.btn {
    display: inline-flex;
    gap: 10px;
    align-items: center;
    border-radius: 12px;
    padding: 14px 20px;
    background: linear-gradient(90deg, var(--brand), var(--accent));
    color: white;
    font-weight: 600;
    border: 0;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(11, 36, 71, .25);
    transition: transform .15s ease, opacity .15s ease
}

.btn:hover {
    transform: translateY(-1px);
    opacity: .95
}

.btn.outline {
    background: transparent;
    border: 2px solid var(--brand);
    color: var(--brand)
}

nav {
    position: sticky;
    top: 0;
    z-index: 40;
    background: rgba(255, 255, 255, .9);
    backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid #e2e8f0
}

nav .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0
}

nav img {
    height: 40px
}

nav ul {
    display: flex;
    gap: 24px;
    list-style: none;
    padding: 0;
    margin: 0;
    align-items: center
}

.nav.links {
    display: flex;
    gap: 20px;
    list-style: none;
    transition: all 0.3s ease;
}

.nav.links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
}

.nav-links a.active {
    position: relative;
    color: var(--brand);
    font-weight: 700;
}

.nav-links a.active::after {
    content: "";
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--brand);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(2px);
    z-index: 9;
}

.nav-icon {
    height: 70px;
    width: 170px;
}

.menu-icon {
    display: none;
    font-size: 28px;
    cursor: pointer;
    user-select: none;
    margin-right: 20px;
}

.brand {
    cursor: pointer;
}

.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(2px);
    z-index: 9;
}

.card {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 8px 24px rgba(2, 6, 23, .04)
}

.speaker-photo {
    width: 100%;
    height: 200px;
    border-radius: 12px;
    margin-bottom: 16px;
}

footer {
    background: #0b2447;
    color: #e2e8f0;
    padding: 40px 0;
    text-align: center;
}

.text-footer {
    color: var(--white);
}

.grid {
    display: grid;
    gap: 24px
}

.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr))
}

.grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr))
}

.logo-footer {
    height: 30px;
    width: 100px;
}

@media (max-width: 768px) {
    .menu-icon {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 30px;
        transform: translateY(-100%);
        transition: transform 0.4s ease;
        z-index: 10;
    }

    /* When the menu is activated */
    .nav-links.active {
        transform: translateY(0);
    }

    /* Optional overlay (you can remove it if it already covers the entire menu) */
    .overlay {
        display: none;
    }

    /* Centered links with larger font */
    .nav-links a {
        font-size: 1.5rem;
    }

    .btn {
        padding: 12px 24px;
        font-size: 1.2rem;
    }

    .grid-3 {
        grid-template-columns: 1fr;
    }

    .grid-2 {
        grid-template-columns: 1fr;
    }
}