*{
    margin:0;
    padding:0;
    box-sizing:border-box
}
:root{
    --primary-color:#6366f1;
    --primary-dark:#4f46e5;
    --secondary-color:#f59e0b;
    --accent-color:#10b981;
    --text-primary:#1f2937;
    --text-secondary:#6b7280;
    --text-light:#9ca3af;
    --bg-primary:#ffffff;
    --bg-secondary:#f9fafb;
    --bg-dark:#111827;
    --border-color:#e5e7eb;
    --shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);
    --shadow-md:0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1);
    --shadow-xl:0 20px 25px -5px rgba(0,0,0,0.1);
    --border-radius:8px;
    --border-radius-lg:12px;
    --transition:all 0.3s ease
}
body{
    font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
    line-height:1.6;
    color:var(--text-primary);
    background-color:var(--bg-primary);
    overflow-x:hidden
}
.container{
    max-width:1200px;
    margin:0 auto;
    padding:0 20px
}
@media (max-width:768px){
    .container{
        padding:0 15px
    }
}
@media (max-width:480px){
    .container{
        padding:0 12px
    }
}
@media (max-width:360px){
    .container{
        padding:0 10px
    }
}
h1,h2,h3,h4,h5,h6{
    font-weight:700;
    line-height:1.2;
    margin-bottom:1rem
}
h1{
    font-size:2.5rem
}
h2{
    font-size:2rem
}
h3{
    font-size:1.5rem
}
h4{
    font-size:1.25rem
}
p{
    margin-bottom:1rem;
    color:var(--text-secondary)
}
.breadcrumb-nav{
    background-color:var(--bg-secondary);
    padding:12px 0;
    border-bottom:1px solid var(--border-color)
}
.breadcrumb{
    display:flex;
    align-items:center;
    list-style:none;
    margin:0;
    padding:0;
    font-size:0.875rem;
    color:var(--text-secondary)
}
.breadcrumb-item{
    display:flex;
    align-items:center
}
.breadcrumb-item:not(:last-child)::after{
    content:'/';
    margin:0 8px;
    color:var(--text-light)
}
.breadcrumb-item a{
    color:var(--text-secondary);
    text-decoration:none;
    transition:var(--transition)
}
.breadcrumb-item a:hover{
    color:var(--primary-color)
}
.breadcrumb-item:last-child{
    color:var(--text-primary);
    font-weight:500
}
@media (max-width:768px){
    .breadcrumb{
        font-size:0.8rem
    }
    .breadcrumb-item:not(:last-child)::after{
        margin:0 6px
    }
}
a{
    color:var(--primary-color);
    text-decoration:none;
    transition:var(--transition)
}
a:hover{
    color:var(--primary-dark)
}
.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:12px 24px;
    border:none;
    border-radius:var(--border-radius);
    font-weight:600;
    font-size:1rem;
    text-decoration:none;
    cursor:pointer;
    transition:var(--transition);
    gap:8px
}
.btn-primary{
    background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));
    color:white;
    box-shadow:var(--shadow-md)
}
.btn-primary:hover{
    transform:translateY(-2px);
    box-shadow:var(--shadow-lg);
    color:white
}
@media (hover:none) and (pointer:coarse){
    .btn-primary:hover{
        transform:none;
        box-shadow:var(--shadow-md)
    }
    .btn-primary:active{
        transform:scale(0.98);
        box-shadow:var(--shadow-sm)
    }
    .btn-secondary:hover{
        background:var(--bg-secondary);
        color:var(--text-primary)
    }
    .btn-secondary:active{
        background:var(--border-color);
        transform:scale(0.98)
    }
}
.btn-secondary{
    background:var(--bg-secondary);
    color:var(--text-primary);
    border:2px solid var(--border-color)
}
.btn-secondary:hover{
    background:var(--border-color);
    color:var(--text-primary)
}
.header{
    background:var(--bg-primary);
    box-shadow:var(--shadow-sm);
    position:sticky;
    top:0;
    z-index:1000
}
.navbar{
    padding:0.5rem 0
}
.nav-container{
    display:flex;
    justify-content:space-between;
    align-items:center;
    max-width:1200px;
    margin:0 auto;
    padding:0 20px
}
.nav-logo a{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:1.5rem;
    font-weight:700;
    color:var(--text-primary)
}
.nav-logo i{
    color:var(--primary-color);
    font-size:1.75rem
}
.nav-menu{
    display:flex;
    gap:2rem;
    list-style:none
}
.nav-link{
    color:var(--text-secondary);
    font-weight:500;
    transition:var(--transition)
}
.nav-link:hover{
    color:var(--primary-color)
}
.nav-toggle{
    display:none;
    flex-direction:column;
    cursor:pointer
}
.bar{
    width:25px;
    height:3px;
    background:var(--text-primary);
    margin:3px 0;
    transition:var(--transition)
}
.hero{
    background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);
    color:white;
    padding:80px 20px 80px;
    text-align:center;
    position:relative;
    min-height:650px;
    box-sizing:border-box
}
.hero-container{
    max-width:100%;
    margin:0 auto;
    padding:0 20px
}
.hero-title{
    font-size:3rem;
    font-weight:800;
    margin-bottom:1.5rem;
    line-height:1.1
}
.highlight{
    color:var(--secondary-color)
}
.hero-subtitle{
    font-size:1.25rem;
    margin-bottom:3rem;
    color:#ffffff;
    font-weight:500;
    opacity:1
}
@media (max-width:768px){
    .hero{
        height:100vh;
        height:calc(var(--vh, 1vh) * 100);
        max-height:100vh;
        max-height:calc(var(--vh, 1vh) * 100);
        padding:40px 20px 40px;
        box-sizing:border-box;
        overflow:hidden
    }
    .hero-title{
        font-size:2.2rem;
        margin-bottom:1rem
    }
    .hero-subtitle{
        font-size:1.1rem;
        margin-bottom:2rem;
        line-height:1.4
    }
}
@media (max-width:480px){
    .hero{
        padding:40px 15px 15px
    }
    .hero-title{
        font-size:1.8rem;
        margin-bottom:0.75rem
    }
    .hero-subtitle{
        font-size:1rem;
        margin-bottom:1.5rem;
        line-height:1.3
    }
}
@media (max-width:360px){
    .hero{
        padding:2rem 0
    }
    .hero-title{
        font-size:1.5rem;
        margin-bottom:0.5rem
    }
    .hero-subtitle{
        font-size:0.9rem;
        margin-bottom:1rem
    }
}
.download-form-container{
    background:rgba(255,255,255,0.1);
    backdrop-filter:blur(10px);
    border-radius:var(--border-radius-lg);
    padding:2rem 0;
    width:100%;
    max-width:100%;
    margin:0 auto
}
.download-form{
    width:100%;
    max-width:820px;
    margin:0 auto;
     display: flex;
     flex-direction: column;
     align-items: center;
}
 .notification{
    position:absolute;
    top:-50px;
    left:50%;
    transform:translateX(-50%);
    width:auto;
    white-space:nowrap;
    padding:0.5rem 1.25rem;
    margin-bottom:1rem;
    border-radius:var(--border-radius);
    font-weight:600;
    text-align:center;
    animation:fadeInDown 0.5s ease-out;
    z-index:10
}
.notification.warning{
    background-color:#fffbeb;
    color:#b45309;
    border:1px solid #fde68a
}
@keyframes fadeInDown{
    from{
        opacity:0;
        transform:translateY(-10px) translateX(-50%)
    }
    to{
        opacity:1;
        transform:translateY(0) translateX(-50%)
    }
}

.input-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    position: relative;
    width: 100%;
    margin: 0 auto;
}

.input-wrapper {
    position: relative;
    display: flex;
    width: 100%;
    flex-grow: 1;
}

.url-input {
    width: 100%;
    padding: 0.8rem 1.5rem;
    border: 2px solid white;
    border-radius: var(--border-radius);
    font-size: 1rem;
    background: white;
    color: var(--text-primary);
    transition: var(--transition);
    text-align: left;
    direction: ltr;
}

.url-input.with-paste-btn {
    padding-inline-end: 100px;
}

.url-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

.paste-btn, .clear-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    inset-inline-end: 10px;
    background: #f0f2f5;
    border: 1px solid #ccc;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    color: #333;
    padding: 6px 12px;
    z-index: 5;
    transition: all 0.2s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-weight: 600;
}

.clear-btn {
    background: #fee2e2;
    border-color: #fca5a5;
    color: #b91c1c;
}

.paste-btn:hover {
    background: #e2e6ea;
    border-color: #aaa;
    color: #000;
}

.clear-btn:hover {
    background: #fecaca;
    border-color: #f87171;
    color: #991b1b;
}

.download-btn {
    padding: 0.8rem 2rem;
    background: var(--secondary-color);
    color: var(--text-primary);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    flex-shrink: 0;
    width: 100%;
}

.download-btn:hover{
    background:#d97706;
    transform:translateY(-2px)
}
.form-info{
    text-align:center;
    color:#fbbf24;
    font-size:0.9rem;
    font-weight:500;
    opacity:1
}
.form-info i{
    margin-right:0.5rem
}
.features-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:2rem;
    margin-top:3rem
}
.feature-card{
    background:rgba(255,255,255,0.1);
    backdrop-filter:blur(10px);
    padding:2rem;
    border-radius:var(--border-radius-lg);
    text-align:center;
    transition:var(--transition)
}
.feature-card:hover{
    transform:translateY(-5px);
    background:rgba(255,255,255,0.15)
}
.feature-card i{
    font-size:2.5rem;
    color:var(--secondary-color);
    margin-bottom:1rem
}
.feature-card h3{
    color:white;
    margin-bottom:0.5rem
}
.feature-card p{
    color:rgba(255,255,255,0.8);
    margin:0
}
.section-title{
    text-align:center;
    font-size:2.5rem;
    font-weight:700;
    margin-bottom:3rem;
    color:var(--text-primary)
}
 .how-it-works{
    padding:80px 20px;
    background:var(--bg-secondary)
}
 .steps-container{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:2rem;
    margin-top:3rem
}
.step{
    display:flex;
    align-items:flex-start;
    gap:1.5rem;
    padding:2rem;
    background:white;
    border-radius:var(--border-radius-lg);
    box-shadow:var(--shadow-md);
    transition:var(--transition)
}
.step:hover{
    transform:translateY(-5px);
    box-shadow:var(--shadow-lg)
}
.step-number{
    display:flex;
    align-items:center;
    justify-content:center;
    width:60px;
    height:60px;
    background:var(--primary-color);
    color:white;
    border-radius:50%;
    font-size:1.5rem;
    font-weight:700;
    flex-shrink:0
}
.step-content h3{
    margin-bottom:0.5rem;
    color:var(--text-primary)
}
.step-content p{
    margin:0;
    color:var(--text-secondary)
}
.thumbnail-success-overlay{
    position:absolute;
    top:0;
    left:0;
    right:0;
    bottom:0;
    background:rgba(16,185,129,0.9);
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:12px;
    animation:fadeInScale 0.5s ease-out;
    z-index:10
}
.success-checkmark{
    display:flex;
    align-items:center;
    justify-content:center;
    width:80px;
    height:80px;
    background:rgba(255,255,255,0.95);
    border-radius:50%;
    box-shadow:0 8px 25px rgba(16,185,129,0.3)
}
.success-checkmark i{
    font-size:2.5rem;
    color:#10b981;
    animation:checkmarkBounce 0.6s ease-out 0.2s both
}
@keyframes fadeInScale{
    from{
        opacity:0;
        transform:scale(0.8)
    }
    to{
        opacity:1;
        transform:scale(1)
    }
}
@keyframes checkmarkBounce{
    0%{
        opacity:0;
        transform:scale(0.5)
    }
    50%{
        transform:scale(1.2)
    }
    100%{
        opacity:1;
        transform:scale(1)
    }
}
.video-preview{
    padding:5rem 0;
    background:white
}
.video-preview-inline{
    margin-top:0.5rem;
    padding:0.25rem 0;
    position:relative;
    z-index:10;
    animation:fadeInUp 0.6s ease-out
}
@keyframes fadeInUp{
    from{
        opacity:0;
        transform:translateY(20px)
    }
    to{
        opacity:1;
        transform:translateY(0)
    }
}
.preview-container{
    max-width:800px;
    margin:0 auto
}
.video-info{
    display:grid;
    grid-template-columns:260px 1fr;
    gap:1rem;
    background:linear-gradient(135deg,#ffffff 0%,#f8fafc 100%);
    padding:0.75rem;
    border-radius:16px;
    box-shadow:0 10px 25px rgba(0,0,0,0.08),0 4px 10px rgba(0,0,0,0.04);
    border:1px solid rgba(99,102,241,0.1);
    position:relative;
    overflow:hidden
}
.video-info::before{
    content:'';
    position:absolute;
    top:0;
    left:0;
    right:0;
    height:4px;
    background:linear-gradient(90deg,var(--primary-color),var(--accent-color));
    border-radius:16px 16px 0 0
}
.video-thumbnail{
    position:relative;
    border-radius:12px;
    overflow:hidden;
    box-shadow:0 8px 20px rgba(0,0,0,0.12);
    transition:transform 0.3s ease,box-shadow 0.3s ease;
    height:fit-content
}
.video-thumbnail:hover{
    transform:translateY(-4px);
    box-shadow:0 12px 30px rgba(0,0,0,0.15)
}
.video-thumbnail img{
    width:100%;
    height:280px;
    object-fit:cover;
    border-radius:12px;
    aspect-ratio:9/16;
    transition:transform 0.3s ease
}
.video-thumbnail:hover img{
    transform:scale(1.02)
}
.thumbnail-loading-overlay{
    position:absolute;
    top:0;
    left:0;
    right:0;
    bottom:0;
    background:rgba(0,0,0,0.7);
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:12px;
    backdrop-filter:blur(2px);
    z-index:10
}
.thumbnail-loading-overlay .circular-progress{
    transform:scale(0.8)
}
.thumbnail-loading-overlay .progress-text{
    color:white
}
.thumbnail-loading-overlay .progress-text span{
    color:white;
    -webkit-text-fill-color:white;
    background:none;
    -webkit-background-clip:unset;
    background-clip:unset
}
.thumbnail-loading-overlay .progress-text small{
    color:rgba(255,255,255,0.9)
}
#thumbnail-download-loading .progress-ring-circle{
    stroke:url(#download-progress-gradient)
}
#thumbnail-download-loading .progress-text span{
    background:linear-gradient(135deg,#10b981,#f59e0b);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    background-clip:text
}
@media (max-width:768px){
    .thumbnail-loading-overlay .circular-progress{
        transform:scale(0.7)
    }
    .thumbnail-loading-overlay .progress-text span{
        font-size:1rem
    }
    .thumbnail-loading-overlay .progress-text small{
        font-size:0.7rem
    }
}
@media (max-width:480px){
    .thumbnail-loading-overlay .circular-progress{
        transform:scale(0.6)
    }
    .thumbnail-loading-overlay .progress-text span{
        font-size:0.9rem
    }
    .thumbnail-loading-overlay .progress-text small{
        font-size:0.65rem
    }
}
.download-progress-section{
    display:flex;
    justify-content:center;
    align-items:center;
    margin-top:0.5rem;
    padding:0.5rem;
    background:linear-gradient(135deg,rgba(99,102,241,0.08) 0%,rgba(16,185,129,0.08) 100%);
    border-radius:12px;
    border:2px dashed rgba(99,102,241,0.2);
    position:relative;
    overflow:hidden;
    min-height:150px
}
.download-progress-section::before{
    content:'';
    position:absolute;
    top:0;
    left:0;
    right:0;
    bottom:0;
    background:linear-gradient(45deg,transparent 30%,rgba(255,255,255,0.1) 50%,transparent 70%);
    animation:shimmer 2s infinite
}
@keyframes shimmer{
    0%{
        transform:translateX(-100%)
    }
    100%{
        transform:translateX(100%)
    }
}
.circular-progress{
    position:relative;
    display:flex;
    align-items:center;
    justify-content:center;
    z-index:1;
    transform:scale(0.9)
}
.progress-ring{
    transform:rotate(-90deg);
    filter:drop-shadow(0 4px 8px rgba(99,102,241,0.3))
}
.progress-ring-circle{
    transition:stroke-dashoffset 0.4s cubic-bezier(0.4,0,0.2,1);
    stroke-linecap:round;
    stroke:url(#progress-gradient);
    stroke-width:6
}
.progress-ring.spinning{
    animation:ringSpin 1.25s linear infinite
}
@keyframes ringSpin{
    from{
        transform:rotate(0deg)
    }
    to{
        transform:rotate(360deg)
    }
}
.progress-text{
    position:absolute;
    left:50%;
    top:50%;
    transform:translate(-50%,-50%);
    width:100%;
    text-align:center;
    color:var(--primary-color);
    z-index:2;
    pointer-events:none
}
.progress-text span{
    display:block;
    font-size:1.2rem;
    font-weight:800;
    margin-bottom:0.3rem;
    background:linear-gradient(135deg,var(--primary-color),var(--accent-color));
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    background-clip:text
}
.progress-text small{
    font-size:0.8rem;
    opacity:0.9;
    font-weight:600;
    color:var(--text-secondary)
}
.video-details h3{
    margin-bottom:0.3rem;
    color:var(--text-primary);
    font-size:1.2rem;
    font-weight:700;
    line-height:1.3;
    line-clamp:2;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden
}
.video-details p{
    margin-bottom:0.5rem;
    color:var(--text-secondary);
    font-size:0.95rem;
    font-weight:500;
    display:flex;
    align-items:center;
    gap:0.5rem
}
.video-details p::before{
    content:'👤';
    font-size:1.1rem
}
.download-another-section{
    margin-top:1rem;
    padding-top:1rem;
    border-top:1px solid var(--border-color)
}
.download-another-section .btn{
    width:100%;
    justify-content:center;
    gap:0.5rem;
    font-size:0.9rem;
    padding:0.75rem 1rem;
    background:#fbbf24;
    color:#1f2937;
    border:2px solid #f59e0b
}
.download-another-section .btn:hover{
    transform:translateY(-1px);
    box-shadow:var(--shadow-md);
    background:#f59e0b;
    color:#1f2937
}
.video-stats{
    display:flex;
    gap:1rem;
    margin-bottom:0.75rem;
    padding:0.4rem;
    background:rgba(99,102,241,0.05);
    border-radius:12px;
    border:1px solid rgba(99,102,241,0.1)
}
.stat-item{
    display:flex;
    align-items:center;
    gap:0.5rem;
    color:var(--text-secondary);
    font-size:0.9rem;
    font-weight:500;
    padding:0.4rem 0.8rem;
    background:white;
    border-radius:8px;
    box-shadow:0 2px 8px rgba(0,0,0,0.06);
    transition:transform 0.2s ease
}
.stat-item:hover{
    transform:translateY(-2px);
    box-shadow:0 4px 12px rgba(0,0,0,0.1)
}
.stat-item i{
    color:var(--primary-color);
    font-size:1rem;
    opacity:0.8
}
.stat-value{
    font-weight:600;
    color:var(--text-primary)
}
.download-options{
    display:flex;
    gap:1rem;
    flex-wrap:wrap
}
.download-option-btn{
    padding:0.75rem 1.5rem;
    background:var(--accent-color);
    color:white;
    border:none;
    border-radius:var(--border-radius);
    font-weight:600;
    cursor:pointer;
    transition:var(--transition)
}
.download-option-btn:hover{
    background:#059669;
    transform:translateY(-2px)
}
.why-choose-us{
    padding:5rem 0;
    background:var(--bg-secondary)
}
.benefits-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:2rem;
    margin-top:3rem
}
.benefit-card{
    background:white;
    padding:2rem;
    border-radius:var(--border-radius-lg);
    text-align:center;
    box-shadow:var(--shadow-md);
    transition:var(--transition)
}
.benefit-card:hover{
    transform:translateY(-5px);
    box-shadow:var(--shadow-lg)
}
.benefit-card i{
    font-size:2.5rem;
    color:var(--primary-color);
    margin-bottom:1rem
}
.benefit-card h3{
    margin-bottom:1rem;
    color:var(--text-primary)
}
.benefit-card p{
    margin:0;
    color:var(--text-secondary)
}
.faq-preview{
    padding:5rem 0;
    background:white
}
.faq-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(400px,1fr));
    gap:2rem;
    margin-top:3rem
}
.faq-item{
    background:var(--bg-secondary);
    padding:2rem;
    border-radius:var(--border-radius-lg);
    transition:var(--transition)
}
.faq-item:hover{
    box-shadow:var(--shadow-md)
}
.faq-item h3{
    margin-bottom:1rem;
    color:var(--text-primary)
}
.faq-item p{
    margin:0;
    color:var(--text-secondary)
}
.faq-cta{
    text-align:center;
    margin-top:3rem
}
.cta-section{
    padding:5rem 0;
    background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));
    color:white;
    text-align:center
}
.cta-content h2{
    font-size:2.5rem;
    margin-bottom:1rem;
    color:white
}
.cta-content p{
    font-size:1.25rem;
    margin-bottom:2rem;
    color:white;
    opacity:1
}
@media (max-width:768px){
    .cta-section{
        padding:3rem 0
    }
    .cta-content h2{
        font-size:2rem;
        margin-bottom:0.75rem
    }
    .cta-content p{
        font-size:1.1rem;
        margin-bottom:1.5rem;
        line-height:1.4
    }
}
@media (max-width:480px){
    .cta-section{
        padding:2.5rem 0
    }
    .cta-content h2{
        font-size:1.6rem;
        margin-bottom:0.5rem
    }
    .cta-content p{
        font-size:1rem;
        margin-bottom:1.25rem;
        line-height:1.3
    }
}
@media (max-width:360px){
    .cta-section{
        padding:2rem 0
    }
    .cta-content h2{
        font-size:1.4rem
    }
    .cta-content p{
        font-size:0.9rem
    }
}
.page-header{
    background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));
    color:white;
    padding:3rem 0;
    text-align:center
}
.page-header h1{
    font-size:2.5rem;
    margin-bottom:0.5rem;
    color:white
}
.page-header p{
    font-size:1.25rem;
    opacity:0.9;
    margin:0
}
.faq-content{
    padding:3rem 0
}
.faq-categories{
    max-width:800px;
    margin:0 auto
}
.faq-category{
    margin-bottom:3rem
}
.faq-category h2{
    color:var(--text-primary);
    margin-bottom:2rem;
    padding-bottom:0.5rem;
    border-bottom:2px solid var(--border-color)
}
.faq-item{
    background:white;
    border:1px solid var(--border-color);
    border-radius:var(--border-radius);
    margin-bottom:1rem;
    overflow:hidden
}
.faq-question{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:1.5rem;
    cursor:pointer;
    transition:var(--transition);
    background:var(--bg-secondary)
}
.faq-question:hover{
    background:var(--border-color)
}
.faq-question h3{
    margin:0;
    font-size:1.1rem;
    color:var(--text-primary)
}
.faq-question i{
    color:var(--text-secondary);
    transition:var(--transition)
}
.faq-answer{
    max-height:0;
    overflow:hidden;
    transition:max-height 0.3s ease;
    background:white
}
.faq-answer p{
    padding:0 1.5rem 1.5rem;
    margin:0;
    color:var(--text-secondary)
}
.faq-cta{
    text-align:center;
    margin-top:3rem;
    padding:2rem;
    background:var(--bg-secondary);
    border-radius:var(--border-radius-lg)
}
.about-content{
    padding:3rem 0
}
.about-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:3rem;
    align-items:center;
    margin-bottom:3rem
}
.about-text h2{
    color:var(--text-primary);
    margin-bottom:1.5rem
}
.about-text p{
    color:var(--text-secondary);
    margin-bottom:1rem
}
.about-image img{
    width:100%;
    border-radius:var(--border-radius-lg);
    box-shadow:var(--shadow-lg)
}
.values-section{
    margin-bottom:3rem
}
.values-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:2rem;
    margin-top:2rem
}
.value-card{
    text-align:center;
    padding:2rem;
    background:white;
    border-radius:var(--border-radius-lg);
    box-shadow:var(--shadow-md);
    transition:var(--transition)
}
.value-card:hover{
    transform:translateY(-5px);
    box-shadow:var(--shadow-lg)
}
.value-card i{
    font-size:2.5rem;
    color:var(--primary-color);
    margin-bottom:1rem
}
.value-card h3{
    margin-bottom:1rem;
    color:var(--text-primary)
}
.value-card p{
    margin:0;
    color:var(--text-secondary)
}
.features-highlight{
    margin-bottom:3rem
}
.features-list{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:1.5rem;
    margin-top:2rem
}
.feature-item{
    display:flex;
    align-items:flex-start;
    gap:1rem;
    padding:1.5rem;
    background:white;
    border-radius:var(--border-radius);
    box-shadow:var(--shadow-sm);
    transition:var(--transition)
}
.feature-item:hover{
    box-shadow:var(--shadow-md)
}
.feature-item i{
    color:var(--accent-color);
    font-size:1.25rem;
    margin-top:0.25rem
}
.feature-item h3{
    margin-bottom:0.5rem;
    color:var(--text-primary)
}
.feature-item p{
    margin:0;
    color:var(--text-secondary)
}
.stats-section{
    margin-bottom:3rem
}
.stats-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:2rem;
    margin-top:2rem
}
.stat-card{
    text-align:center;
    padding:2rem;
    background:white;
    border-radius:var(--border-radius-lg);
    box-shadow:var(--shadow-md)
}
.stat-number{
    font-size:2.5rem;
    font-weight:800;
    color:var(--primary-color);
    margin-bottom:0.5rem
}
.stat-label{
    color:var(--text-secondary);
    font-weight:500
}
.team-section{
    text-align:center;
    margin-bottom:3rem
}
.team-section h2{
    color:var(--text-primary);
    margin-bottom:1.5rem
}
.team-section p{
    color:var(--text-secondary);
    max-width:800px;
    margin:0 auto 1rem
}
.privacy-content,.terms-content{
    padding:3rem 0
}
.privacy-section,.terms-section{
    margin-bottom:2rem
}
.privacy-section h2,.terms-section h2{
    color:var(--text-primary);
    margin-bottom:1rem;
    padding-bottom:0.5rem;
    border-bottom:2px solid var(--border-color)
}
.privacy-section h3,.terms-section h3{
    color:var(--text-primary);
    margin:1.5rem 0 0.5rem
}
.privacy-section p,.terms-section p{
    color:var(--text-secondary);
    margin-bottom:1rem
}
.privacy-section ul,.terms-section ul{
    margin-left:2rem;
    margin-bottom:1rem
}
.privacy-section li,.terms-section li{
    color:var(--text-secondary);
    margin-bottom:0.5rem
}
.footer{
    background:var(--bg-dark);
    color:white;
    padding:3rem 0 1rem
}
.footer-container{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:2rem;
    margin-bottom:2rem
}
.footer-section h3,.footer-section h4{
    color:white;
    margin-bottom:1rem
}
.footer-section p{
    color:rgba(255,255,255,0.7);
    margin-bottom:1rem
}
.footer-section ul{
    list-style:none
}
.footer-section ul li{
    margin-bottom:0.5rem
}
.footer-section ul li a{
    color:rgba(255,255,255,0.7);
    transition:var(--transition)
}
.footer-section ul li a:hover{
    color:white
}
.social-links{
    display:flex;
    gap:1rem;
    margin-top:1rem
}
.social-links a{
    display:flex;
    align-items:center;
    justify-content:center;
    width:40px;
    height:40px;
    background:rgba(255,255,255,0.1);
    border-radius:50%;
    color:white;
    transition:var(--transition)
}
.social-links a:hover{
    background:var(--primary-color);
    transform:translateY(-2px)
}
.footer-bottom{
    text-align:center;
    padding-top:2rem;
    border-top:1px solid rgba(255,255,255,0.1)
}
.footer-bottom p{
    color:rgba(255,255,255,0.5);
    margin:0
}
.footer p a{
    color:rgba(255,255,255,0.85);
    text-decoration:underline
}
.footer p a:hover{
    color:white
}
.loading-spinner{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:100%;
    background:rgba(0,0,0,0.8);
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    z-index:9999;
    color:white
}
.loading-spinner.hidden{
    display:none
}
.spinner{
    width:50px;
    height:50px;
    border:4px solid rgba(255,255,255,0.3);
    border-top:4px solid white;
    border-radius:50%;
    animation:spin 1s linear infinite;
    margin-bottom:1rem
}
@keyframes spin{
    0%{
        transform:rotate(0deg)
    }
    100%{
        transform:rotate(360deg)
    }
}
@media (max-width:768px){
    .nav-menu{
        position:fixed;
        left:0;
        top:55px;
        flex-direction:column;
        background-color:white;
        width:100%;
        text-align:center;
        transition:transform 0.3s ease-out,opacity 0.2s ease-out;
        box-shadow:var(--shadow-lg);
        padding:2rem 0;
        transform:translateY(-20px);
        opacity:0;
        pointer-events:none;
        border-bottom-left-radius:var(--border-radius-lg);
        border-bottom-right-radius:var(--border-radius-lg)
    }
    .nav-menu.active{
        transform:translateY(0);
        opacity:1;
        pointer-events:auto
    }
    .nav-toggle{
        display:flex;
        padding:8px;
        min-height:44px;
        min-width:44px;
        align-items:center;
        justify-content:center
    }
    .nav-toggle.active .bar:nth-child(2){
        opacity:0
    }
    .nav-toggle.active .bar:nth-child(1){
        transform:translateY(8px) rotate(45deg)
    }
    .nav-toggle.active .bar:nth-child(3){
        transform:translateY(-8px) rotate(-45deg)
    }
    .nav-link{
        padding:12px 20px;
        min-height:44px;
        display:flex;
        align-items:center;
        justify-content:center;
        font-size:1.1rem;
        font-weight:600
    }
}
@media (max-width:768px){
    .hero-title{
        font-size:2rem
    }
    .hero-subtitle{
        font-size:0.9rem;
        white-space:nowrap;
        overflow:hidden;
        text-overflow:ellipsis;
        line-height:1.2;
        word-wrap:normal;
        hyphens:none
    }
    .input-group{
        flex-direction:column;
        width:100%;
        margin:0 auto;
        padding:0
    }
    .download-btn{
        width:100%
    }
    .action-buttons .btn{
        width:80%;
        max-width:300px
    }
    .features-grid{
        grid-template-columns:1fr
    }
    .steps-container{
        grid-template-columns:1fr
    }
    .step{
        flex-direction:column;
        text-align:center
    }
    .step-number{
        margin:0 auto 1rem auto
    }
    .video-info{
        grid-template-columns:1fr;
        text-align:center;
        gap:0.75rem;
        padding:0.75rem
    }
    .video-thumbnail img{
        height:260px;
        max-width:250px;
        margin:0 auto
    }
    .video-stats{
        flex-direction:column;
        gap:1rem
    }
    .stat-item{
        justify-content:center
    }
    .video-preview-inline{
        margin-top:0.75rem;
        padding:1.5rem 0
    }
    .download-progress-section{
        margin-top:0.5rem;
        padding:0.5rem;
        min-height:130px
    }
    .progress-ring{
        width:140px!important;
        height:140px!important
    }
    .progress-ring-circle{
        r:60;
        cx:70;
        cy:70;
        stroke-width:5
    }
    .progress-text span{
        font-size:1rem
    }
    .progress-text small{
        font-size:0.7rem
    }
    .benefits-grid{
        grid-template-columns:1fr
    }
    .faq-grid{
        grid-template-columns:1fr
    }
    .about-grid{
        grid-template-columns:1fr
    }
    .values-grid{
        grid-template-columns:1fr
    }
    .features-list{
        grid-template-columns:1fr
    }
    .stats-grid{
        grid-template-columns:repeat(2,1fr)
    }
    .footer-container{
        grid-template-columns:1fr;
        text-align:center
    }
    .social-links{
        justify-content:center
    }
    .section-title{
        font-size:2rem
    }
    h1{
        font-size:2rem
    }
    h2{
        font-size:1.75rem
    }
    h3{
        font-size:1.25rem
    }
}
@media (max-width:480px){
    .container{
        padding:0 15px
    }
    .hero{
        padding:1rem 0 1rem 0
    }
    .hero-title{
        font-size:1.5rem;
        white-space:normal;
        overflow:visible;
        text-overflow:clip;
        line-height:1.25;
        word-wrap:break-word;
        hyphens:auto;
        margin-top:1.25rem
    }
    .download-form-container{
        padding:1rem
    }
    .input-group{
        width:100%;
        margin:0 auto;
        padding:0
    }
    .video-thumbnail img{
        height:220px;
        max-width:180px;
        margin:0 auto
    }
    .video-preview-inline{
        margin-top:0.25rem;
        padding:0.25rem 0
    }
    .download-another-section .btn{
        font-size:0.85rem;
        padding:0.6rem 0.8rem
    }
    .download-progress-section{
        margin-top:0.4rem;
        padding:0.4rem;
        min-height:120px
    }
    .progress-ring{
        width:160px!important;
        height:160px!important
    }
    .progress-ring-circle{
        r:70;
        cx:80;
        cy:80;
        stroke-width:6
    }
    .progress-text span{
        font-size:1rem
    }
    .progress-text small{
        font-size:0.7rem
    }
    .thumbnail-success-overlay{
        border-radius:8px
    }
    .success-checkmark{
        width:60px;
        height:60px
    }
    .success-checkmark i{
        font-size:2rem
    }
    .stats-grid{
        grid-template-columns:1fr
    }
}
@media (max-width:360px){
    .hero-title{
        font-size:1.25rem;
        white-space:normal;
        overflow:visible;
        text-overflow:clip;
        line-height:1.2;
        margin-top:1.5rem
    }
    .hero-subtitle{
        font-size:0.9rem;
        white-space:normal;
        overflow:visible;
        text-overflow:clip;
        line-height:1.3
    }
}
@media (prefers-reduced-motion:reduce){
    *{
        animation-duration:0.01ms!important;
        animation-iteration-count:1!important;
        transition-duration:0.01ms!important
    }
}
.btn:focus,.url-input:focus,.nav-link:focus{
    outline:2px solid var(--primary-color);
    outline-offset:2px
}
@media print{
    .header,.footer,.nav-toggle,.loading-spinner{
        display:none!important
    }
    .hero{
        background:white!important;
        color:black!important
    }
    .download-form-container{
        background:white!important;
        color:black!important
    }
}
.thumbnail-loading-overlay{
    background:radial-gradient(120% 120% at 50% 0%,rgba(99,102,241,0.25) 0%,rgba(0,0,0,0.75) 40%,rgba(0,0,0,0.85) 60%)!important;
    backdrop-filter:blur(6px) saturate(140%);
    -webkit-backdrop-filter:blur(6px) saturate(140%);
    box-shadow:inset 0 0 0 1px rgba(99,102,241,0.25),inset 0 0 40px rgba(16,185,129,0.15)
}
.thumbnail-loading-overlay::before,.thumbnail-loading-overlay::after{
    content:'';
    position:absolute;
    inset:-2px;
    border-radius:12px;
    pointer-events:none
}
.thumbnail-loading-overlay::before{
    background:repeating-linear-gradient(to bottom,rgba(99,102,241,0.10) 0 2px,rgba(99,102,241,0.02) 2px 6px);
    mix-blend-mode:screen;
    animation:futuristicGridScroll 5s linear infinite
}
.thumbnail-loading-overlay::after{
    background:radial-gradient(600px 300px at 50% -10%,rgba(99,102,241,0.35),transparent 60%),radial-gradient(600px 300px at 50% 110%,rgba(16,185,129,0.35),transparent 60%),linear-gradient(120deg,transparent 40%,rgba(255,255,255,0.08) 50%,transparent 60%);
    filter:blur(0.5px);
    mix-blend-mode:screen;
    animation:lightSweep 2.4s ease-in-out infinite
}
@keyframes futuristicGridScroll{
    0%{
        transform:translateY(0)
    }
    100%{
        transform:translateY(40px)
    }
}
@keyframes lightSweep{
    0%,100%{
        opacity:0.35
    }
    50%{
        opacity:0.8
    }
}
.circular-progress{
    --cp-size:180px;
    transform:none;
    justify-content:center;
    align-items:center
}
.circular-progress::before,.circular-progress::after{
    content:'';
    position:absolute;
    width:var(--cp-size);
    height:var(--cp-size);
    border-radius:50%;
    z-index:0;
    left:50%;
    top:50%;
    transform:translate(-50%,-50%);
    pointer-events:none
}
.circular-progress::before{
    background:conic-gradient(from 0deg,rgba(99,102,241,0) 0deg,rgba(99,102,241,0.9) 80deg,rgba(16,185,129,0.9) 140deg,rgba(99,102,241,0) 220deg);
    filter:blur(14px) saturate(140%);
    animation:orbitSpin 2.2s linear infinite;
    will-change:transform
}
.circular-progress::after{
    width:calc(var(--cp-size) - 32px);
    height:calc(var(--cp-size) - 32px);
    left:50%;
    top:50%;
    transform:translate(-50%,-50%);
    background:radial-gradient(closest-side,rgba(255,255,255,0.16),rgba(255,255,255,0) 70%),radial-gradient(closest-side at 65% 35%,rgba(99,102,241,0.25),rgba(0,0,0,0) 60%);
    box-shadow:inset 0 0 36px rgba(99,102,241,0.35),inset 0 0 64px rgba(16,185,129,0.25)
}
@keyframes orbitSpin{
    from{
        transform:rotate(0deg)
    }
    to{
        transform:rotate(360deg)
    }
}
.progress-ring{
    filter:drop-shadow(0 0 18px rgba(99,102,241,0.5)) drop-shadow(0 0 28px rgba(16,185,129,0.35))
}
.progress-ring-circle{
    stroke-linecap:round;
    stroke-dasharray:1 314;
    stroke-dashoffset:0
}
.progress-ring.spinning .progress-ring-circle{
    animation:dashMotion 1.4s ease-in-out infinite
}
@keyframes dashMotion{
    0%{
        stroke-dasharray:1 314;
        stroke-dashoffset:0
    }
    50%{
        stroke-dasharray:150 314;
        stroke-dashoffset:-60
    }
    100%{
        stroke-dasharray:1 314;
        stroke-dashoffset:-200
    }
}
.progress-text{
    text-transform:uppercase;
    letter-spacing:0.15em
}
.progress-text small{
    color:rgba(229,242,255,0.95)!important;
    text-shadow:0 0 8px rgba(99,102,241,0.75),0 0 18px rgba(16,185,129,0.45)
}
#thumbnail-download-loading .progress-ring{
    filter:drop-shadow(0 0 18px rgba(16,185,129,0.5)) drop-shadow(0 0 28px rgba(245,158,11,0.35))
}
.loading-spinner{
    background:radial-gradient(120% 120% at 50% 10%,rgba(10,15,32,0.95) 0%,rgba(6,10,24,0.98) 35%,rgba(0,0,0,1) 100%);
    backdrop-filter:blur(4px) saturate(140%);
    -webkit-backdrop-filter:blur(4px) saturate(140%)
}
.spinner{
    width:96px;
    height:96px;
    position:relative;
    border:none;
    border-radius:50%;
    background:conic-gradient(from 0deg,rgba(99,102,241,0.15),rgba(16,185,129,0.15),rgba(99,102,241,0.15));
    -webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 12px),#000 0);
    mask:radial-gradient(farthest-side,transparent calc(100% - 12px),#000 0);
    animation:spinDisc 1.2s linear infinite;
    box-shadow:0 0 30px rgba(99,102,241,0.35),0 0 60px rgba(16,185,129,0.25)
}
.spinner::before,.spinner::after{
    content:'';
    position:absolute;
    inset:0;
    border-radius:50%
}
.spinner::before{
    background:radial-gradient(30px 30px at 30% 30%,rgba(99,102,241,0.65),transparent 60%),radial-gradient(40px 40px at 70% 70%,rgba(16,185,129,0.65),transparent 60%);
    filter:blur(12px) saturate(120%)
}
.spinner::after{
    inset:14px;
    background:#0b1020;
    box-shadow:inset 0 0 30px rgba(99,102,241,0.4),inset 0 0 60px rgba(16,185,129,0.3)
}
@keyframes spinDisc{
    to{
        transform:rotate(360deg)
    }
}
.loading-spinner p{
    margin-top:1rem;
    font-weight:700;
    text-transform:uppercase;
    letter-spacing:0.18em;
    color:#e5f2ff;
    text-shadow:0 0 10px rgba(99,102,241,0.9),0 0 22px rgba(16,185,129,0.65)
}
@media (max-width:768px){
    .circular-progress{
        --cp-size:160px
    }
}
@media (max-width:480px){
    .circular-progress{
        --cp-size:140px
    }
}
.action-buttons{
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:10px
}
.action-buttons .btn{
    min-width:220px;
    justify-content:center
}
@keyframes subtle-bounce{
    0%{
        transform:scale(1) translateY(0);
        opacity:0.8
    }
    50%{
        transform:scale(1.05) translateY(-5px);
        opacity:1
    }
    100%{
        transform:scale(1) translateY(0);
        opacity:1
    }
}
.video-preview-inline .download-btn{
    animation:subtle-bounce 0.8s ease-in-out
}
 .hidden {
     display: none !important;
}
 
/* Desktop constraints for hero and form */
@media (min-width:1024px){
    .hero{
        padding:60px 20px 10px;
    }
    .hero-container{
        max-width:980px;
        margin:0 auto;
    }
    .download-form-container{
        max-width:980px;
        margin:0 auto;
        padding:1.25rem 0;
    }
}