/*
============================================================
  MUSELINK - V3 REFINEMENT (PRO HOVER EFFECTS)
============================================================
*/

/* ===== 1. GLOBAL STYLES & THEME ===== */
:root {
  --transition-fast: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-medium: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --shadow-soft: 0 4px 15px rgba(0, 0, 0, 0.05);
  --shadow-medium: 0 8px 30px rgba(0, 0, 0, 0.1);
  --bg-primary: #FCFCFC;
  --bg-secondary: #F0F0F0;
  --bg-card: #FFFFFF;
  --text-primary: #1E1E1E;
  --text-secondary: #666666;
  --border-color: #E0E0E0;
  --accent-gradient: linear-gradient(90deg, #D46A45, #E58D6E);
  --accent-start: #D46A45;
  --accent-end: #E58D6E;
  --aurora1: #E58D6E;
  --aurora2: #D46A45;
  --aurora3: #818CF8;
}

[data-theme='dark'] {
  --shadow-soft: 0 4px 15px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 8px 30px rgba(0, 0, 0, 0.2);
  --bg-primary: #121212;
  --bg-secondary: #1A1A1A;
  --bg-card: #1E1E1E;
  --text-primary: #F5F5F5;
  --text-secondary: #A3A3A3;
  --border-color: #2D2D2D;
  --accent-gradient: linear-gradient(90deg, #F17A4D, #F7A382);
  --accent-start: #F17A4D;
  --accent-end: #F7A382;
  --aurora1: #F7A382;
  --aurora2: #F17A4D;
  --aurora3: #A855F7;
}

/* === Basic Setup === */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { 
  background-color: var(--bg-primary); 
  color: var(--text-secondary); 
  font-family: 'Inter', sans-serif; 
  transition: background-color 0.3s, color 0.3s; 
  overflow-x: hidden;
}
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
h1, h2, h3 { text-wrap: balance; color: var(--text-primary); }

/* === Reusable Components & Effects === */
.aurora-background{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:-1;overflow:hidden}.aurora-dot{position:absolute;border-radius:50%;filter:blur(200px);opacity:.15}.aurora-dot:nth-child(1){width:500px;height:500px;background:var(--aurora1);top:-20%;left:-10%;animation:aurora 25s infinite alternate}.aurora-dot:nth-child(2){width:600px;height:600px;background:var(--aurora2);bottom:-30%;right:-20%;animation:aurora 22s infinite alternate-reverse}.aurora-dot:nth-child(3){width:400px;height:400px;background:var(--aurora3);bottom:20%;left:20%;animation:aurora 28s infinite}@keyframes aurora{0%{transform:translate(0,0) scale(1)}50%{transform:translate(100px,50px) scale(1.2)}100%{transform:translate(0,0) scale(1)}}.header{position:fixed;width:100%;top:0;z-index:1000;padding:1.5rem 0;transition:var(--transition-medium)}.header.scrolled{background-color:rgba(18,18,18,.7);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);box-shadow:var(--shadow-soft)}[data-theme=light] .header.scrolled{background-color:rgba(252,252,252,.8)}.header-container{display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.8rem;font-weight:900;text-decoration:none;color:var(--text-primary);z-index:1001}.main-nav{display:flex;align-items:center;gap:2.5rem}.nav-link{position:relative;padding:.5rem 0;text-decoration:none;color:var(--text-secondary);font-weight:600;transition:var(--transition-fast)}.nav-link:hover{color:var(--text-primary)}.nav-link::after{content:'';position:absolute;bottom:0;left:0;width:100%;height:2px;background-image:var(--accent-gradient);transform:scaleX(0);transform-origin:bottom right;transition:transform .3s cubic-bezier(.45,.05,.55,.95)}.nav-link:hover::after{transform:scaleX(1);transform-origin:bottom left}.nav-toggle{display:none;z-index:1001}.actions{display:flex;gap:1rem;align-items:center}#theme-toggle{background:transparent;border:1px solid var(--border-color);border-radius:50%;cursor:pointer;color:var(--text-secondary);width:40px;height:40px;display:grid;place-items:center;transition:var(--transition-fast)}#theme-toggle:hover{color:var(--text-primary);border-color:var(--text-primary);transform:rotate(15deg) scale(1.1)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:12px 28px;border-radius:8px;text-decoration:none;font-weight:600;transition:var(--transition-fast);border:1px solid transparent;cursor:pointer}.btn-primary{background-image:var(--accent-gradient);color:#fff;box-shadow:0 4px 15px -5px var(--accent-start)}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 6px 20px -5px var(--accent-start)}.btn-secondary{background-color:transparent;color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--bg-card);border-color:var(--text-primary)}.btn-lg{padding:18px 36px;font-size:1.1rem;border-radius:12px}.btn-arrow{transition:var(--transition-fast)}.btn:hover .btn-arrow{transform:translateX(5px)}.hero{padding:14rem 0 10rem;text-align:center}.hero-content{max-width:800px;margin:0 auto 4rem}.hero-headline{font-size:clamp(3.5rem,7vw,6rem);font-weight:900;line-height:1.1;margin-bottom:1.5rem}.gradient-text{background-image:var(--accent-gradient);-webkit-background-clip:text;background-clip:text;color:transparent}.hero-subheadline{font-size:1.25rem;line-height:1.6;margin-bottom:2.5rem;max-width:650px;margin-left:auto;margin-right:auto}.hero-visual-container{margin:auto;max-width:450px;aspect-ratio:1/1;position:relative;display:grid;place-items:center}#particle-canvas{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1}.glow-layer{position:absolute;border-radius:50%;z-index:0}.glow-layer.layer-1{width:80%;height:80%;background:radial-gradient(circle,var(--accent-start) 0,transparent 70%);opacity:.15;animation:pulse 5s infinite alternate ease-in-out}.glow-layer.layer-2{width:60%;height:60%;background:radial-gradient(circle,var(--accent-end) 0,transparent 70%);opacity:.1;animation:pulse 5s infinite alternate-reverse ease-in-out;animation-delay:-2.5s}@keyframes pulse{from{transform:scale(.95);opacity:.1}to{transform:scale(1.05);opacity:.15}}
.section { padding: 7rem 0; }
.section-secondary { background-color: var(--bg-secondary); }

.section-title { 
    font-size: clamp(2.5rem, 4vw, 3.5rem); 
    text-align: center; 
    margin-bottom: 4rem;
    font-weight: 800; 
}
.section-header { 
    text-align: center; 
    max-width: 700px; 
    margin: 0 auto 4rem auto; 
}
.section-header .section-title {
    margin-bottom: 1rem;
}
.section-header .section-subtitle { font-size: 1.1rem; line-height: 1.7; }
.feature-icon { display: inline-block; vertical-align: middle; margin-right: 12px; color: var(--accent-start); }

/* === Interactive Features Section (Remains the same) === */
.feature-panels-container { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: flex-start; }
.feature-panels-sticky { position: sticky; top: 150px; height: 60vh; }
.feature-panels-visual { width: 100%; height: 100%; border-radius: 24px; background-color: var(--bg-card); background-size: cover; background-position: center; transition: background-image 0.5s ease-in-out, box-shadow var(--transition-medium); border: 1px solid var(--border-color); box-shadow: var(--shadow-soft); }
.feature-panels-content .panel { padding: 2rem 0; min-height: 60vh; display: flex; flex-direction: column; justify-content: center; opacity: 0.4; transition: opacity 0.4s; }
.feature-panels-content .panel.active { opacity: 1; }
.panel h3 { font-size: 2rem; margin-bottom: 1rem; display: flex; align-items: center; }
.panel p { font-size: 1.1rem; line-height: 1.7; }


/*
============================================================
  START: UPDATED SECTIONS CSS
============================================================
*/

/* ===== SECURITY SECTION (TABS) - NEW HOVER EFFECT ===== */
.security-tabs-wrapper { max-width: 800px; margin: auto; }
.security-tabs {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 0;
    background-color: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}
.security-tabs .tab {
    flex-grow: 1;
    padding: 1rem 1.5rem;
    text-align: center;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition-fast);
    border-right: 1px solid var(--border-color);
    position: relative; 
}
.security-tabs .tab:last-child { border-right: none; }
.security-tabs .tab::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-image: var(--accent-gradient);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.3s ease;
}
.security-tabs .tab:not(.active):hover { color: var(--text-primary); }
.security-tabs .tab:not(.active):hover::after { transform: scaleX(1); }
.security-tabs .tab.active { background-image: var(--accent-gradient); color: #fff; }

/* === THIS IS THE FIX === */
.security-content-wrapper {
    margin-top: 2rem;
    padding: 2.5rem;
    background-color: var(--bg-secondary);
    border-radius: 16px;
    min-height: 200px;
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.security-content-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}
/* === END FIX === */

.security-content-pane {
    display: none;
    text-align: center;
    animation: fadeIn .5s ease;
}
.security-content-pane.active {
    display: block;
}
.security-content-pane .pane-icon {
    color: var(--accent-start);
    display: inline-block;
    vertical-align: middle;
    margin-right: 12px;
}
.security-content-pane h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    display: inline-block;
    vertical-align: middle;
}
.security-content-pane p {
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 550px;
    margin: 1rem auto 0;
}
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== BENEFITS SECTION (ALTERNATING LIST) ===== */
.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 5rem;
}
.benefit-item {
    display: flex;
    align-items: center;
    gap: 4rem;
    position: relative;
}
.benefit-item::after {
    content: '•';
    position: absolute;
    left: calc(150px + 2rem);
    font-size: 2rem;
    color: var(--accent-start);
    opacity: 0.5;
}
.benefit-item:nth-child(even)::after {
    left: auto;
    right: calc(150px + 2rem);
}
.benefit-item:nth-child(even) {
    flex-direction: row-reverse;
}
.benefit-icon {
    flex-shrink: 0;
    width: 150px;
    height: 150px;
    display: grid;
    place-items: center;
    font-size: 4rem;
    font-weight: 900;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    color: var(--accent-start);
    background-color: var(--bg-card);
    transition: var(--transition-medium);
}
.benefit-item:hover .benefit-icon {
    transform: scale(1.1) rotate(-15deg);
    border-color: var(--accent-start);
    box-shadow: var(--shadow-medium);
}
.benefit-content h3 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}
.benefit-content p {
    font-size: 1.1rem;
    line-height: 1.8;
}

/* ===== TESTIMONIALS (GRID) - NEW DESIGN & HOVER EFFECT ===== */
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}
.testimonial-card {
    --mouse-x: 50%;
    --mouse-y: 50%;
    padding: 2.5rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-medium);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}
.testimonial-card::before {
    content: '';
    position: absolute;
    left: var(--mouse-x);
    top: var(--mouse-y);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}
[data-theme='light'] .testimonial-card::before {
    background: radial-gradient(circle, rgba(0, 0, 0, 0.04) 0%, transparent 70%);
}
.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
    border-color: var(--text-secondary);
}
.testimonial-card:hover::before {
    opacity: 1;
}
.card-quote-icon {
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    font-size: 6rem;
    font-weight: 900;
    color: var(--border-color);
    opacity: 0.5;
    z-index: 0;
}
.testimonial-quote {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-primary);
    flex-grow: 1;
    margin-bottom: 2rem;
    position: relative; 
    z-index: 1;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    position: relative;
    z-index: 1;
}
.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-image: var(--accent-gradient);
    color: #fff;
    display: grid;
    place-items: center;
    font-weight: 600;
    flex-shrink: 0;
}
.author-name {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/*
============================================================
  END: UPDATED SECTIONS CSS
============================================================
*/

/* === Other Sections (Pricing, Marquee, etc.) === */
.parallax-marquee-section{padding:0;overflow:hidden}.marquee-container{display:flex;flex-direction:column;gap:1rem;transform:rotate(-3deg) scale(1.05);padding:4rem 0}.marquee{display:flex;overflow:hidden;user-select:none}.marquee>div{flex-shrink:0;display:flex;justify-content:space-around;min-width:100%;animation:scroll var(--duration,20s) var(--direction,normal) linear infinite}.marquee span{font-size:2rem;font-weight:800;padding:0 2rem;color:var(--border-color);transition:color .3s}.marquee:hover span{color:var(--text-secondary)}@keyframes scroll{to{transform:translateX(-100%)}}.pricing-toggle-wrapper{display:flex;justify-content:center;align-items:center;gap:1rem;margin-bottom:3rem}.toggle-switch{position:relative;display:inline-block;width:50px;height:28px}.toggle-switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--border-color);transition:.4s;border-radius:34px}.slider:before{position:absolute;content:"";height:20px;width:20px;left:4px;bottom:4px;background-color:#fff;transition:.4s;border-radius:50%}.toggle-switch input:checked+.slider{background-image:var(--accent-gradient)}.toggle-switch input:checked+.slider:before{transform:translateX(22px)}.discount-badge{background:var(--accent-gradient);color:#fff;font-size:.7rem;padding:2px 6px;border-radius:6px;margin-left:8px}.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;align-items:stretch}
.pricing-card{display:flex;flex-direction:column;background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:20px;padding:2.5rem 2rem;text-align:center;transition:var(--transition-medium);box-shadow:var(--shadow-soft);}
.pricing-card .features{flex-grow:1}.pricing-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-medium)}.pricing-card.popular{border-width:2px;border-image:var(--accent-gradient) 1;transform:scale(1.05);position:relative;box-shadow:var(--shadow-medium)}.pricing-card.popular:hover{transform:scale(1.05) translateY(-10px)}.popular-badge{position:absolute;top:-15px;left:50%;transform:translateX(-50%);font-weight:bold;background-image:var(--accent-gradient);color:white;padding:6px 16px;border-radius:20px;font-size:.9rem}.price,.price-custom{font-size:3rem;font-weight:900;color:var(--text-primary);margin:1rem 0 .5rem}.features{list-style:none;text-align:left;margin:2rem 0}.features li{margin-bottom:1rem;padding-left:2rem;position:relative}.features li::before{content:'✔';position:absolute;left:0;color:var(--accent-start)}.footer{padding:4rem 0 2rem;text-align:center}.footer-cta{margin-bottom:4rem}.footer-cta h2{font-size:2.5rem;color: var(--text-primary);margin-bottom:1rem}.footer-cta p{max-width:500px;margin:0 auto 2rem}.footer-bottom a{text-decoration:none;color:var(--text-secondary);transition:color .3s}.footer-bottom a:hover{color:var(--text-primary)}

/* === Animations & Responsiveness === */
.animate-on-scroll { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; transition-delay: var(--delay, 0s); }
.animate-on-scroll.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 992px) {
  .feature-panels-container { grid-template-columns: 1fr; }
  .feature-panels-sticky { position: static; height: 300px; margin-bottom: 2rem; }
  .feature-panels-content .panel { min-height: auto; }
  .nav-toggle { display: block; background: transparent; border: none; cursor: pointer; padding: 0; width: 24px; height: 18px; position: relative; }
  .hamburger, .hamburger::before, .hamburger::after { content: ''; position: absolute; left: 0; width: 24px; height: 2px; background-color: var(--text-primary); transition: transform 0.3s, top 0.3s, opacity 0.3s; }
  .hamburger { top: 8px; }
  .hamburger::before { top: -8px; }
  .hamburger::after { top: 8px; }
  body.nav-open .hamburger { transform: rotate(45deg); }
  body.nav-open .hamburger::before { top: 0; opacity: 0; }
  body.nav-open .hamburger::after { top: 0; transform: rotate(-90deg); }
  .main-nav { display: flex; position: fixed; top: 85px; left: 0; right: 0; width: 100%; background-color: var(--bg-primary); flex-direction: column; align-items: center; gap: 0; padding: 1rem 0; border-bottom: 1px solid var(--border-color); box-shadow: 0 10px 20px rgba(0,0,0,0.1); opacity: 0; transform: translateY(-20px); pointer-events: none; transition: opacity 0.3s ease, transform 0.3s ease; }
  [data-theme=light] .main-nav{background-color:rgba(252,252,252,.8); backdrop-filter:blur(10px);}
  .main-nav.active { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .main-nav a { font-size: 1.1rem; padding: 1rem 2rem; width: 100%; text-align: center; }
  .main-nav a:hover { background-color: var(--bg-secondary); }
  .main-nav a::after { display: none; }
}

@media (max-width: 768px) {
    .section { padding: 5rem 0; }
    .hero { padding-top: 10rem; }
    .hero-headline { font-size: 2.8rem; }
    .section-title { font-size: 2.2rem; }
    .pricing-card.popular { transform: scale(1); }
    .pricing-card:hover { transform: translateY(0); }
    /* V2 Redesign Responsive */
    .security-tabs { flex-wrap: wrap; }
    .security-tabs .tab { flex-basis: 50%; border-right: none; }
    .benefit-item, .benefit-item:nth-child(even) {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }
}
@media (max-width: 576px) {
    .actions .btn-secondary { display: none; }
}

/* Mobile Auth Links - Hidden on Desktop */
.mobile-auth-links {
    display: none;
}

@media (max-width: 992px) {
    /* Show mobile auth links in hamburger menu */
    .mobile-auth-links {
        display: flex;
        flex-direction: column;
        width: 100%;
        padding-top: 1rem;
        margin-top: 1rem;
        border-top: 1px solid var(--border-color);
        gap: 0;
    }

    .mobile-auth-link {
        font-size: 1.1rem;
        padding: 1rem 2rem;
        width: 100%;
        text-align: center;
        font-weight: 600;
    }

    /* Style the Sign Up button differently */
    .nav-link-primary {
        background-image: var(--accent-gradient);
        color: #fff !important;
        border-radius: 8px;
        margin: 0.5rem 1rem;
        width: calc(100% - 2rem);
    }

    .nav-link-primary::after {
        display: none;
    }

    .nav-link-primary:hover {
        background-image: var(--accent-gradient);
        opacity: 0.9;
        transform: translateY(-2px);
    }
}