/* Import fonts from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Orbitron:wght@400;700&display=swap');

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --text-primary: #f0f4f8;
    --text-secondary: #a3bffa;
    --accent-primary: #1e90ff;
    --accent-hover: #1e7bff;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    --button-glow: 0 0 10px rgba(30, 144, 255, 0.6);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
    overflow-x: hidden;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleUp {
    from { transform: scale(1); }
    to { transform: scale(1.05); }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.main-view {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--bg-primary);
    position: relative;
    z-index: 10;
}

.main-header {
    background: var(--bg-secondary);
    padding: 0.5rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow);
    border-bottom: 2px solid var(--accent-primary);
    height: 60px;
}

.header-nav {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    transform: translateX(0);
}

.header-nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.header-nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1.2rem;
    border-radius: 6px;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.header-nav a.active,
.header-nav a:hover {
    background: var(--accent-primary);
    color: #fff;
    box-shadow: var(--button-glow);
}

.header-auth {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-auth .username {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.auth-btn {
    background: var(--accent-primary);
    color: #fff;
    padding: 0.35rem 0.9rem;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    box-shadow: var(--button-glow);
    transition: transform 0.2s ease;
    font-size: 0.85rem;
}

.auth-btn:hover {
    transform: scale(1.05);
    background: var(--accent-hover);
}

.main-content {
    flex-grow: 1;
    margin-top: 0px;
    width: 100%;
    padding: 0 1rem;
}

.content-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2.5rem 2rem;
    position: relative;
}

.top-logo {
    text-align: center;
    margin-bottom: 2.5rem;
    animation: fadeIn 1s ease-out;
}

.main-logo {
    max-width: 200px;
    height: auto;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.main-logo:hover {
    transform: scale(1.1);
}

.total-raised-section,
.about-section,
.why-invest-section,
.ideas-section,
.leaderboards-section,
.sponsors-section,
.cta-section {
    margin-bottom: 3.5rem;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: 10px;
    box-shadow: var(--shadow);
    animation: fadeIn 0.5s ease;
}

.total-raised-section {
    background: linear-gradient(135deg, #1a1a1a, #0a0a0a);
    border: 2px solid var(--accent-primary);
    text-align: center;
    padding: 2.5rem;
}

.total-raised-section h2,
.about-section h2,
.why-invest-section h2,
.ideas-section h2,
.leaderboards-section h2,
.sponsors-section h2,
.cta-section h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.3rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.total-raised-section #total-raised-amount {
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
    animation: pulse 2s infinite;
}

.why-invest-section ul {
    list-style: none;
    padding-left: 1.5rem;
}

.why-invest-section li {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    position: relative;
}

.why-invest-section li:before {
    content: "›";
    color: var(--accent-primary);
    font-weight: bold;
    position: absolute;
    left: -1.5rem;
}

.ideas-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin: 2rem 0;
}

.idea-card {
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.idea-card:hover {
    transform: translateY(-8px);
}

.idea-banner {
    max-width: 100%;
    height: 160px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.idea-header {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-bottom: 1.5rem;
}

.idea-logo {
    max-width: 45px;
    height: auto;
    border-radius: 8px;
}

.idea-card h3 {
    margin: 0;
    font-size: 1.5rem;
    font-family: 'Orbitron', sans-serif;
    color: var(--accent-primary);
}

.whitepaper-preview {
    margin: 1rem 0;
    padding: 0.8rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    border-left: 4px solid var(--accent-primary);
}

.whitepaper-snippet {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.whitepaper-snippet span {
    display: block;
    padding: 0.4rem;
    background: rgba(30, 144, 255, 0.1);
    border-radius: 3px;
}

.pdf-btn {
    background: #007bff;
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    text-decoration: none;
    display: inline-block;
    transition: background 0.3s ease, transform 0.2s ease;
}

.pdf-btn:hover,
.pdf-btn:focus {
    background: #0056b3;
    transform: scale(1.05);
    box-shadow: var(--button-glow);
}

.details {
    margin-top: 1.5rem;
    text-align: left;
    max-height: 1000px;
    overflow: visible;
    opacity: 1;
    transition: none;
}

.btn {
    background: var(--accent-primary);
    color: #fff;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    margin: 0.5rem;
    transition: background 0.3s ease, transform 0.2s ease;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
}

.btn:hover,
.btn:focus {
    background: var(--accent-hover);
    transform: scale(1.05);
    box-shadow: var(--button-glow);
}

.invest-btn {
    background: #28a745;
}

.invest-btn:hover,
.invest-btn:focus {
    background: #1e7e34;
}

.cta-btn {
    background: #dc3545;
    font-size: 1.2rem;
    padding: 0.9rem 1.8rem;
}

.cta-btn:hover,
.cta-btn:focus {
    background: #b02a37;
}

.about-section p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.leaderboards-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    margin-top: 2rem;
}

.leaderboard {
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.leaderboard h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.6rem;
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
}

.leaderboard-table {
    width: 100%;
    border-collapse: collapse;
}

.leaderboard-table th,
.leaderboard-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #3a3a3a;
}

.leaderboard-table th {
    background: var(--accent-primary);
    color: #fff;
    font-weight: 600;
}

.leaderboard-table tr:hover {
    background: rgba(30, 144, 255, 0.1);
}

.sponsors-section {
    margin-bottom: 2.5rem;
}

footer {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 1.2rem;
    text-align: center;
    font-size: 1rem;
}

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

.centered-btn {
    display: block;
    margin: 1.5rem auto;
    text-align: center;
}

@media (max-width: 1024px) {
    .leaderboards-container {
        grid-template-columns: 1fr;
    }
    .main-header {
        padding: 0.5rem;
    }
    .header-nav ul {
        gap: 1rem;
    }
    .header-nav a {
        padding: 0.4rem 1rem;
        font-size: 0.9rem;
    }
    .header-auth .auth-btn {
        padding: 0.3rem 0.7rem;
    }
    .content-container {
        padding: 1.5rem;
    }
    .total-raised-section h2,
    .about-section h2,
    .why-invest-section h2,
    .ideas-section h2,
    .leaderboards-section h2,
    .sponsors-section h2,
    .cta-section h2 {
        font-size: 1.9rem;
    }
    .idea-banner {
        height: 140px;
    }
    .idea-card h3 {
        font-size: 1.4rem;
    }
    .top-logo {
        margin-bottom: 2rem;
    }
    .main-logo {
        max-width: 150px;
    }
    .header-nav {
        transform: translateX(5%);
    }
}

@media (max-width: 768px) {
    .main-content {
        margin-top: 70px;
    }
    .header-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
    }
    .header-auth {
        flex-direction: column;
        gap: 0.6rem;
    }
    .ideas-container {
        grid-template-columns: 1fr;
    }
    .leaderboard-table th,
    .leaderboard-table td {
        font-size: 0.9rem;
        padding: 0.8rem;
    }
    .top-logo {
        margin-bottom: 1.5rem;
    }
    .main-logo {
        max-width: 120px;
    }
    .header-nav {
        transform: none;
    }
}