/* ===========================================
   RESET & BASE STYLES
   =========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #0f0f23;
    color: #ffffff;
    overflow-x: hidden;
    position: relative;
}

/* ===========================================
   ANIMATED BACKGROUND
   =========================================== */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: linear-gradient(135deg,
        #667eea 0%,
        #764ba2 25%,
        #f093fb 50%,
        #667eea 75%,
        #764ba2 100%
    );
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    opacity: 0.15;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* ===========================================
   CONTAINER
   =========================================== */
.container {
    position: relative;
    z-index: 1;
    max-width: 900px;
    width: 90%;
    padding: 3rem 2rem;
    text-align: center;
}

/* ===========================================
   LOGO & BRAND
   =========================================== */
.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    animation: fadeInDown 1s ease;
}

.logo h1 {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===========================================
   CONTENT
   =========================================== */
.content {
    animation: fadeInUp 1s ease 0.3s both;
}

.title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: linear-gradient(135deg, #ffffff 0%, #a0a0a0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 1.25rem;
    line-height: 1.8;
    color: #b0b0b0;
    margin-bottom: 3rem;
    font-weight: 300;
}

/* ===========================================
   FEATURES
   =========================================== */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.feature {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 10px 40px rgba(102, 126, 234, 0.2);
}

.feature-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    color: white;
}

.feature h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: #ffffff;
    font-weight: 600;
}

.feature p {
    color: #a0a0a0;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===========================================
   CTA
   =========================================== */
.cta {
    margin: 3rem 0;
}

.cta-text {
    font-size: 1.1rem;
    color: #b0b0b0;
    margin-bottom: 1.5rem;
}

.btn-primary {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.6);
}

/* ===========================================
   STATUS INDICATOR
   =========================================== */
.status {
    margin: 3rem 0;
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: 50px;
    font-size: 0.95rem;
}

.pulse {
    width: 10px;
    height: 10px;
    background: #22c55e;
    border-radius: 50%;
    position: relative;
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.1);
    }
}

.status-text {
    color: #22c55e;
    font-weight: 500;
}

/* ===========================================
   FOOTER
   =========================================== */
.footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: #808080;
    animation: fadeIn 1s ease 1s both;
}

.footer p {
    margin-bottom: 0.5rem;
}

.footer a {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: #764ba2;
    text-decoration: underline;
}

.footer-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
}

.separator {
    color: #404040;
}

/* ===========================================
   ANIMATIONS
   =========================================== */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ===========================================
   RESPONSIVE
   =========================================== */
@media (max-width: 768px) {
    .title {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.1rem;
    }

    .features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .logo h1 {
        font-size: 1.5rem;
    }

    .container {
        padding: 2rem 1.5rem;
    }

    .btn-primary {
        padding: 0.875rem 2rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .title {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .feature {
        padding: 1.5rem;
    }

    .footer-links {
        flex-direction: column;
        gap: 0.5rem;
    }

    .separator {
        display: none;
    }
}

/* ===========================================
   ACCESSIBILITY
   =========================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus {
    outline: 2px solid #667eea;
    outline-offset: 4px;
}