/* Reset and base */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: #0f0f13;
    color: #fff;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    position: relative;
}

/* Animated Background (Core Visual Identity) */
.bg-blobs {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    overflow: hidden;
    z-index: 0;
    filter: blur(100px);
    pointer-events: none;
}
.blob {
    position: absolute;
    border-radius: 50%;
    animation: float 20s infinite alternate ease-in-out;
    opacity: 0.8;
}
.blob-1 {
    width: 400px; height: 400px;
    background: #4facfe;
    top: -10%; left: -10%;
    animation-delay: 0s;
}
.blob-2 {
    width: 500px; height: 500px;
    background: #00f2fe;
    bottom: -20%; right: -10%;
    animation-delay: -5s;
}
.blob-3 {
    width: 300px; height: 300px;
    background: #7f00ff;
    top: 40%; left: 40%;
    animation-delay: -10s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(150px, 100px) scale(1.3); }
}

/* Glassmorphism Card (Core UI Component) */
.glass-card {
    position: relative;
    z-index: 1;
    width: 90%;
    max-width: 800px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 60px 40px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transform: translateY(30px);
    opacity: 0;
    animation: slideUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    overflow: hidden;
    transition: max-width 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
    to { transform: translateY(0); opacity: 1; }
}

/* Interactive Glow */
#glow {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0) 70%);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* Typography & Content */
.card-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: linear-gradient(to right, #fff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

p.subtitle {
    font-size: 1.1rem;
    color: #a1a1aa;
    margin-bottom: 40px;
    max-width: 500px;
    line-height: 1.6;
}

/* Buttons */
.btn {
    padding: 12px 35px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.btn i {
    font-size: 1.2rem;
}
.btn-primary {
    background: #fff;
    color: #0f0f13;
    border: none;
}
.btn-primary:hover {
    background: #f4f4f5;
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 10px 25px rgba(255,255,255,0.2);
}
.btn-secondary {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.3);
}
.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    transform: scale(1.05) translateY(-2px);
    border-color: rgba(255,255,255,0.6);
}

/* Tool Page Specific Overrides that can be shared */
.header h2 {
    display: flex;
    align-items: center;
    gap: 10px;
}
.header h2 i {
    color: #4facfe;
}