:root {
    --bg-color: #050505;
    --text-primary: #ffffff;
    --text-secondary: #a3a3a3;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html, body {
    height: 100%;
    width: 100%;
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-family);
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
}

/* Background Gradients */
.background-effects {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
    background-image: 
        linear-gradient(to right, rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 4rem 4rem;
    mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, #000 70%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, #000 70%, transparent 100%);
}

.glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    mix-blend-mode: screen;
    opacity: 0.3;
}

.glow-1 {
    top: -20%;
    left: -10%;
    width: 50%;
    height: 50%;
    background: #4f46e5;
    animation: drift 15s ease-in-out infinite alternate;
}

.glow-2 {
    bottom: -20%;
    right: -10%;
    width: 50%;
    height: 50%;
    background: #e11d48;
    animation: drift 12s ease-in-out infinite alternate-reverse;
}

.glow-3 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40%;
    height: 40%;
    background: #3b82f6;
    animation: pulse 8s ease-in-out infinite alternate;
}

/* Main Container */
.container {
    position: relative;
    z-index: 10;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    margin-top: -5vh;
}

/* Elements */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.875rem;
    backdrop-filter: blur(12px);
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeDown 1s ease-out 0.2s forwards;
}

.sparkle {
    color: #818cf8;
}

.greeting {
    font-size: clamp(4rem, 15vw, 10rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, #ffffff 0%, #a3a3a3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
    opacity: 0;
    filter: blur(8px);
    animation: blurReveal 1s ease-out 0.5s forwards;
}

.subtitle {
    font-size: clamp(1.125rem, 3vw, 1.25rem);
    color: var(--text-secondary);
    max-w: 600px;
    margin: 0 auto 3rem auto;
    line-height: 1.6;
    opacity: 0;
    animation: fadeUp 1s ease-out 0.8s forwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: #ffffff;
    color: #000000;
    text-decoration: none;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 1.125rem;
    transition: transform 0.3s ease;
    opacity: 0;
    animation: fadeUp 1s ease-out 1.1s forwards;
}

.btn:hover {
    transform: scale(1.05);
}

.btn:active {
    transform: scale(0.95);
}

.arrow {
    transition: transform 0.3s ease;
}

.btn:hover .arrow {
    transform: translateX(4px);
}

/* Footer */
footer {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 1.5rem;
    color: rgba(255,255,255,0.3);
    font-size: 0.875rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* Animations */
@keyframes drift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(10%, 10%) scale(1.1); }
}

@keyframes pulse {
    0% { transform: translate(-50%, -50%) scale(0.8); opacity: 0.2; }
    100% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.4; }
}

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

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

@keyframes blurReveal {
    from { opacity: 0; transform: translateY(20px); filter: blur(8px); }
    to { opacity: 1; transform: translateY(0); filter: blur(0); }
}