body {
    background-color: #121212;
    color: #e0e0e0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    position: relative;
    overflow-x: hidden;
}

/* Blurred Wavy Background */
.wavy-bg {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    z-index: -1;
    background: radial-gradient(circle at center, #800080, #ff00ff, #4b0082, #121212);
    background-size: 50% 50%;
    animation: moveWaves 20s linear infinite;
    filter: blur(100px);
    opacity: 0.5;
}

@keyframes moveWaves {
    0% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(5%, 5%) rotate(5deg); }
    50% { transform: translate(10%, 0) rotate(0deg); }
    75% { transform: translate(5%, -5%) rotate(-5deg); }
    100% { transform: translate(0, 0) rotate(0deg); }
}

/* Navigation / Title Bar */
.navbar {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background: rgba(30, 30, 30, 0.7);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-sizing: border-box;
    z-index: 10;
    position: sticky;
    top: 0;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff;
    text-shadow: 0 0 10px rgba(255, 0, 255, 0.3);
}

.nav-links {
    display: flex;
    gap: 20px;
}

/* Main Content Container */
.content-container {
    max-width: 900px;
    width: 90%;
    margin: 2rem 0;
    padding: 2.5rem;
    background: rgba(30, 30, 30, 0.6);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    z-index: 1;
}

h1 {
    color: #fff;
    margin-top: 0;
}

.btn {
    text-decoration: none;
    background: linear-gradient(45deg, #008080, #00aaaa);
    color: white;
    padding: 10px 25px;
    border-radius: 25px;
    transition: all 0.3s ease;
    display: inline-block;
    font-weight: bold;
    font-size: 0.9rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 128, 128, 0.4);
}

.btn-dnd {
    background: linear-gradient(45deg, #800000, #b22222);
}

.btn-dnd:hover {
    box-shadow: 0 5px 15px rgba(128, 0, 0, 0.4);
}

/* Card Grid Layout */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 2rem;
}

/* Card Base */
.card {
    background: rgba(0, 0, 0, 0.3);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), 
                box-shadow 0.3s cubic-bezier(0.25, 0.8, 0.25, 1),
                border-color 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
}

.card h3 {
    margin-top: 0;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.card p {
    font-size: 0.9rem;
    color: #ccc;
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.card a {
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: bold;
    align-self: flex-start;
    transition: color 0.2s ease;
}

/* Red DnD Style Cards */
.card-campaign, .card-sheets {
    border-color: rgba(255, 69, 0, 0.15);
}

.card-campaign:hover, .card-sheets:hover {
    box-shadow: 0 10px 25px rgba(255, 69, 0, 0.15);
    border-color: rgba(255, 69, 0, 0.4);
}

.card-campaign h3, .card-sheets h3 {
    color: #ff4500;
}

.card-campaign a, .card-sheets a {
    color: #ff4500;
}

.card-campaign a:hover, .card-sheets a:hover {
    color: #ff6347;
}

/* DiceCloud Glass Card */
.card-dicecloud {
    background: rgba(15, 32, 67, 0.25);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(33, 150, 243, 0.2);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.card-dicecloud:hover {
    border-color: rgba(33, 150, 243, 0.6);
    box-shadow: 0 12px 30px rgba(33, 150, 243, 0.25);
}

.card-dicecloud h3 {
    color: #4fc3f7;
    text-shadow: 0 0 10px rgba(79, 195, 247, 0.3);
}

.card-dicecloud p {
    color: #e0f7fa;
}

/* Glass card glow background effect */
.card-dicecloud::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(33, 150, 243, 0.1) 0%, transparent 60%);
    pointer-events: none;
    transition: transform 0.5s ease;
}

.card-dicecloud:hover::before {
    transform: translate(10%, 10%);
}

.btn-dicecloud {
    background: linear-gradient(45deg, #1976d2, #2196f3);
    color: white !important;
    padding: 8px 18px;
    border-radius: 20px;
    font-size: 0.8rem !important;
    box-shadow: 0 4px 10px rgba(33, 150, 243, 0.3);
    transition: all 0.3s ease !important;
}

.btn-dicecloud:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(33, 150, 243, 0.5);
    background: linear-gradient(45deg, #2196f3, #4fc3f7);
}