@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;600;800&display=swap');

:root {
    --primary: #3b82f6;
    --accent: #10b981;
    --bg: #030712;
    --card-bg: rgba(31, 41, 55, 0.5);
    --border: rgba(75, 85, 99, 0.3);
    --text: #f3f4f6;
}

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    margin: 0;
    line-height: 1.6;
}

/* Bannière Étudiant */
.project-banner {
    background: linear-gradient(90deg, #1e3a8a, #1e40af);
    padding: 10px 20px;
    text-align: center;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--border);
    color: #d1d5db;
}

.project-banner strong { color: white; }

header {
    text-align: center;
    padding: 80px 20px 40px;
}

h1 {
    font-size: 4rem;
    font-weight: 800;
    margin: 0;
    letter-spacing: -2px;
}

h1 span { color: var(--primary); }

.subtitle {
    color: #9ca3af;
    font-size: 1.2rem;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
}

.app-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 30px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.app-card:hover {
    transform: scale(1.02);
    border-color: var(--primary);
    background: rgba(59, 130, 246, 0.1);
}

.app-card.selected {
    border-color: var(--primary);
    background: rgba(59, 130, 246, 0.2);
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.2);
}

.app-card .icon {
    font-size: 3rem;
    margin-bottom: 10px;
}

.app-card h3 { margin: 15px 0 5px; font-weight: 700; }
.app-card p { font-size: 0.9rem; color: #9ca3af; }

.action-area {
    text-align: center;
    padding: 50px 20px;
}

#deploy-btn {
    background: var(--primary);
    color: white;
    padding: 18px 45px;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 10px 25px -5px rgba(59, 130, 246, 0.5);
    transition: all 0.3s;
}

#deploy-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 30px -10px rgba(59, 130, 246, 0.6);
}

.instruction {
    margin-top: 20px;
    color: #6b7280;
    font-size: 0.9rem;
}

code {
    background: #1f2937;
    padding: 4px 8px;
    border-radius: 6px;
    color: var(--accent);
}