/* ========================================
   FREE ONLINE DEMO SESSIONS - ENHANCED
   Based on Design Screenshot
   ======================================== */

.demo-section {
    background: transparent;
    padding: var(--space-4xl) 0;
    position: relative;
    overflow: hidden;
    margin-top: 120px;
}

/* TOP GRADIENT BOX */
.demo-top {
    background: linear-gradient(135deg, #8a0f66 0%, #d13997 100%);
    border-radius: 60px;
    padding: var(--space-3xl) var(--space-2xl);
    position: relative;
    text-align: center;
    color: #fff;
    overflow: hidden;
    margin: 0 var(--container-padding);
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 20px 60px rgba(138, 15, 102, 0.25);
}

/* Animated gradient overlay */
.demo-top::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg,
            transparent 30%,
            rgba(255, 255, 255, 0.1) 50%,
            transparent 70%);
    animation: shimmer-demo 3s ease-in-out infinite;
}

@keyframes shimmer-demo {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }

    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

/* Clouds */
.cloud {
    position: absolute;
    opacity: 0.7;
    animation: cloud-drift 30s linear infinite;
    filter: brightness(0.9);
}

@keyframes cloud-drift {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(50px);
    }
}

.cloud-left {
    top: 30px;
    left: 60px;
    width: 180px;
}

.cloud-right {
    top: 50px;
    right: 80px;
    width: 150px;
}

/* Rocket */
.rocket {
    position: absolute;
    left: 10%;
    top: 50%;
    width: 100px;
    opacity: 0.9;
    animation: rocket-launch 6s ease-in-out infinite;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.2));
}

@keyframes rocket-launch {

    0%,
    100% {
        transform: translateY(0) rotate(-15deg);
    }

    25% {
        transform: translateY(-30px) rotate(-10deg);
    }

    50% {
        transform: translateY(-50px) rotate(-5deg);
    }

    75% {
        transform: translateY(-30px) rotate(-10deg);
    }
}

/* Content */
.demo-content {
    position: relative;
    z-index: 2;
}

.demo-content h2 {
    font-size: clamp(2rem, 5vw, 2.75rem);
    font-weight: 800;
    margin: 0;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
}

.subtitle {
    margin-top: var(--space-lg);
    font-size: var(--font-size-lg);
    font-weight: 600;
    opacity: 0.95;
}

.desc-video {
    margin: var(--space-lg) auto;
    line-height: 1.7;
    max-width: 700px;
    font-size: var(--font-size-base);
    opacity: 0.9;
}

/* Demo Button */
.demo-btn {
    margin-top: var(--space-xl);
    background: linear-gradient(135deg, #ff9500 0%, #ff6b00 100%);
    padding: var(--space-lg) var(--space-3xl);
    border-radius: var(--radius-full);
    border: none;
    color: #fff;
    font-weight: 700;
    font-size: var(--font-size-lg);
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(255, 149, 0, 0.4);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: var(--space-md);
}

.demo-btn::after {
    content: '→';
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.demo-btn:hover::after {
    transform: translateX(4px);
}

.demo-btn:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 32px rgba(255, 149, 0, 0.5);
}

/* VIDEO SECTION */
.demo-videos {
    margin-top: -100px;
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    padding: 0 var(--container-padding) var(--space-4xl);
    flex-wrap: wrap;
    position: relative;
    z-index: 10;
}

.video-card {
    width: 380px;
    height: 240px;
    background: #000;
    border-radius: 30px 60px 0 60px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    border: 6px solid transparent;
    background-clip: padding-box;
}

/* Gradient border effect */
.video-card::before {
    content: "";
    position: absolute;
    inset: -6px;
    border-radius: 30px 60px 0 60px;
    padding: 6px;
    background: linear-gradient(135deg, #d13997, #7e0b5c);
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    mask-composite: exclude;
    transition: all 0.4s ease;
    z-index: -1;
}

.video-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 60px rgba(138, 15, 102, 0.3);
}

.video-card:hover::before {
    background: linear-gradient(135deg, #ff2565, #ff9500);
}

/* Play button overlay */
.video-card::after {
    content: '▶';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #d13997;
    padding-left: 6px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 5;
    cursor: pointer;
}

.video-card:hover::after {
    transform: translate(-50%, -50%) scale(1.15);
    background: linear-gradient(135deg, #ff9500 0%, #ff6b00 100%);
    color: white;
}

/* Video thumbnail placeholder */
.video-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.video-card:hover img {
    transform: scale(1.05);
}

/* Responsive */
@media (max-width: 1024px) {
    .demo-top {
        border-radius: 40px 0 40px 0;
        padding: var(--space-2xl) var(--space-xl) 120px;
    }

    .demo-videos {
        gap: var(--space-xl);
    }

    .video-card {
        width: 340px;
        height: 220px;
    }
}

@media (max-width: 768px) {
    .demo-section {
        padding: var(--space-2xl) 0;
    }

    .demo-top {
        border-radius: var(--space-xl) 0 var(--space-xl) 0;
        padding: var(--space-2xl) var(--space-lg) 100px;
        margin: 0 var(--space-md);
    }

    .demo-content h2 {
        font-size: 1.75rem;
        flex-direction: column;
        gap: var(--space-sm);
    }

    .cloud-left,
    .cloud-right {
        width: 100px;
    }

    .rocket {
        width: 70px;
        left: 5%;
    }

    .demo-btn {
        padding: var(--space-md) var(--space-xl);
        font-size: var(--font-size-base);
    }

    .demo-videos {
        margin-top: -80px;
        gap: var(--space-lg);
    }

    .video-card {
        width: 100%;
        max-width: 380px;
        height: 240px;
    }
}

@media (max-width: 480px) {
    .demo-top {
        padding: var(--space-xl) var(--space-md) 80px;
    }

    .cloud-left,
    .cloud-right {
        width: 70px;
    }

    .rocket {
        display: none;
    }

    .subtitle {
        font-size: var(--font-size-base);
    }

    .desc {
        font-size: var(--font-size-sm);
    }

    .demo-videos {
        margin-top: -60px;
    }

    .video-card {
        max-width: 320px;
        height: 200px;
        border-radius: 20px 40px 0 40px;
    }

    .video-card::after {
        width: 60px;
        height: 60px;
        font-size: 1.25rem;
    }
}