@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700&display=swap');

:root {
    --bg-color: #0f172a;
    --text-color: #f8fafc;
    --accent-color: #38bdf8;
    --secondary-accent: #818cf8;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    background: radial-gradient(circle at top right, #1e293b, var(--bg-color));
    position: relative;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 2rem;
}

nav>ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
}

nav ul li {
    position: relative;
}

nav ul li a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

nav ul li a:hover {
    color: var(--accent-color);
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-accent));
    transition: width 0.3s ease;
}

nav ul li a:hover::after {
    width: 100%;
}

/* Dropdown Submenu Styles */
.has-submenu>a::before {
    content: '▾';
    margin-left: 0.3rem;
    font-size: 0.8rem;
}

.submenu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 1rem;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 0.75rem 0;
    min-width: 200px;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    z-index: 200;
}

.has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    margin-top: 0.5rem;
}

.submenu li {
    display: block;
    width: 100%;
}

.submenu li a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-color);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.submenu li a::after {
    display: none;
}

.submenu li a:hover {
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-color);
    padding-left: 2rem;
}

/* Main content container for home page */
.home-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
}

.container {
    text-align: center;
    padding: 3rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    max-width: 700px;
    width: 90%;
    position: relative;
    z-index: 10;
}

/* Page content container for other pages */
.page-container {
    padding: 6rem 2rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.page-content {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-accent));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.05em;
}

h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 2rem 0 1rem;
    color: var(--text-color);
}

.container ul {
    list-style: none;
    text-align: left;
    margin: 0;
}

.container ul li {
    color: #94a3b8;
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
}

.container ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: 600;
}

.two-column-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 2rem;
    margin: 1.5rem auto 2rem;
    max-width: 550px;
}

p {
    font-size: 1.25rem;
    color: #94a3b8;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-weight: 300;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-accent));
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 10px 15px -3px rgba(56, 189, 248, 0.3);
    margin-top: 1rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(56, 189, 248, 0.4);
}

/* Background decoration */
.blob {
    position: absolute;
    filter: blur(80px);
    z-index: 0;
    opacity: 0.6;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: var(--accent-color);
    border-radius: 50%;
    animation: float 10s infinite alternate;
}

.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 350px;
    height: 350px;
    background: var(--secondary-accent);
    border-radius: 50%;
    animation: float 12s infinite alternate-reverse;
}

@keyframes float {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(30px, 50px);
    }
}

/* Activity Box Styles */
.activity-box {
    margin-top: 3rem;
    padding: 2rem;
    background: rgba(56, 189, 248, 0.05);
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: 16px;
}

.box-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1rem;
    text-align: center;
}

.instruction {
    font-weight: 400;
    color: var(--text-color);
    margin-bottom: 1.5rem;
}

.description {
    font-size: 1rem;
    font-weight: 300;
    font-style: italic;
    color: #94a3b8;
    margin-bottom: 1.5rem;
    padding-left: 1rem;
    border-left: 3px solid rgba(56, 189, 248, 0.3);
}

.people-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin: 2rem 0;
}

.person-name {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.person-name:hover {
    background: rgba(56, 189, 248, 0.1);
    border-color: var(--accent-color);
    transform: translateY(-2px);
    color: var(--text-color);
}

.keyword-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.keyword-btn {
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-accent));
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(56, 189, 248, 0.3);
}

.keyword-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(56, 189, 248, 0.4);
}

.keyword-btn:active {
    transform: translateY(-1px);
}

/* Custom Tooltip Styles */
.person-name[data-tooltip] {
    position: relative;
}

.person-name[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    padding: 0.75rem 1rem;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(56, 189, 248, 0.3);
    border-radius: 12px;
    color: var(--text-color);
    font-size: 0.875rem;
    font-weight: 400;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    line-height: 1.4;
}

.person-name[data-tooltip]::after {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    border: 8px solid transparent;
    border-top-color: rgba(15, 23, 42, 0.95);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
}

.person-name[data-tooltip]:hover::before,
.person-name[data-tooltip]:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Glow effect on hover */
.person-name[data-tooltip]:hover::before {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5),
        0 0 20px rgba(56, 189, 248, 0.2);
}