/* ===== CSS Variables & Reset ===== */
:root {
  --bg: #f8f9fa;
  --text: #222;
  --primary: #1a1a2e;
  --accent: #ffd700;
  --card-bg: #fff;
  --shadow: 0 4px 20px rgba(0,0,0,0.06);
  --radius: 12px;
  --max-width: 1200px;
  --header-h: 70px;
  --gap: 24px;
  --gray: #6c757d;
  --light: #e9ecef;
  --hero-start: #1a1a2e;
  --hero-mid: #16213e;
  --hero-end: #0f3460;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none;transition:color 0.2s}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}

/* ===== Header ===== */
header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(26,26,46,0.95);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);height:var(--header-h);border-bottom:1px solid rgba(255,215,0,0.2);transition:box-shadow 0.3s,background 0.3s}
header.scrolled{box-shadow:0 2px 20px rgba(0,0,0,0.3)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:100%}
.logo{font-size:1.6rem;font-weight:800;color:#ffd700;letter-spacing:1px}
.logo span{color:#fff}
nav{display:flex;gap:28px;align-items:center}
nav a{color:rgba(255,255,255,0.85);font-size:0.95rem;font-weight:500;transition:color 0.2s;position:relative;padding:4px 0}
nav a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:#ffd700;transition:width 0.3s ease}
nav a:hover{color:#ffd700}
nav a:hover::after{width:100%}
.menu-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;background:transparent;border:none;z-index:1001}
.menu-toggle span{display:block;width:26px;height:2.5px;background:#fff;border-radius:4px;transition:transform 0.3s,opacity 0.3s}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ===== Hero Section ===== */
.hero{background:linear-gradient(135deg,var(--hero-start) 0%,var(--hero-mid) 50%,var(--hero-end) 100%);color:#fff;padding:140px 0 100px;margin-top:var(--header-h);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-30%;right:-10%;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(255,215,0,0.08),transparent 70%);pointer-events:none}
.hero::after{content:'';position:absolute;bottom:-20%;left:-5%;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(255,215,0,0.05),transparent 70%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:3rem;font-weight:800;line-height:1.2;margin-bottom:20px;animation:fadeInUp 0.8s ease}
.hero h1 em{color:#ffd700;font-style:normal}
.hero p{font-size:1.1rem;color:rgba(255,255,255,0.8);margin-bottom:30px;max-width:520px;animation:fadeInUp 0.8s ease 0.1s both}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;animation:fadeInUp 0.8s ease 0.2s both}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 34px;border-radius:50px;font-weight:600;font-size:1rem;transition:all 0.3s cubic-bezier(0.25,0.46,0.45,0.94);border:none;cursor:pointer;text-decoration:none}
.btn-primary{background:#ffd700;color:#1a1a2e}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(255,215,0,0.35)}
.btn-outline{background:transparent;border:2px solid rgba(255,255,255,0.3);color:#fff}
.btn-outline:hover{border-color:#ffd700;color:#ffd700;transform:translateY(-2px)}
.hero-image{display:flex;justify-content:center;align-items:center;animation:fadeInRight 0.8s ease 0.3s both}
.hero-image svg{width:100%;max-width:480px;height:auto;filter:drop-shadow(0 10px 30px rgba(255,215,0,0.1))}

/* ===== Animations ===== */
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeInRight{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:translateX(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes scaleIn{from{opacity:0;transform:scale(0.9)}to{opacity:1;transform:scale(1)}}

/* ===== Section Common ===== */
section{padding:80px 0}
.section-title{text-align:center;margin-bottom:50px}
.section-title h2{font-size:2.2rem;font-weight:700;position:relative;display:inline-block}
.section-title h2::after{content:'';display:block;width:60px;height:3px;background:#ffd700;margin:12px auto 0;border-radius:4px;transition:width 0.3s}
.section-title:hover h2::after{width:80px}
.section-title p{color:var(--gray);margin-top:12px;font-size:1.05rem}

/* ===== Card Grid ===== */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--gap)}
.card{background:var(--card-bg);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);transition:transform 0.3s cubic-bezier(0.25,0.46,0.45,0.94),box-shadow 0.3s;position:relative;overflow:hidden}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--primary));transform:scaleX(0);transform-origin:left;transition:transform 0.3s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,0.1)}
.card:hover::before{transform:scaleX(1)}
.card-icon{margin-bottom:16px;width:48px;height:48px;background:rgba(255,215,0,0.15);border-radius:12px;display:flex;align-items:center;justify-content:center;transition:background 0.3s,transform 0.3s}
.card:hover .card-icon{background:rgba(255,215,0,0.25);transform:scale(1.05) rotate(-5deg)}
.card h3{font-size:1.2rem;margin-bottom:10px}
.card p{color:var(--gray);font-size:0.95rem}

/* ===== About Section ===== */
.about-grid{display:grid;grid-template-columns:2fr 1fr;gap:40px;align-items:start}
.about-text p{margin-bottom:16px}
.about-meta{background:var(--card-bg);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform 0.3s,box-shadow 0.3s}
.about-meta:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(0,0,0,0.08)}
.about-meta h4{font-size:1.1rem;margin-bottom:12px;border-bottom:2px solid #ffd700;padding-bottom:8px;display:inline-block}
.about-meta ul li{padding:8px 0;border-bottom:1px solid var(--light);font-size:0.95rem}
.about-meta ul li:last-child{border:none}

/* ===== Stats ===== */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:20px;text-align:center}
.stat-item{padding:20px;transition:transform 0.3s}
.stat-item:hover{transform:translateY(-3px)}
.stat-number{font-size:2.4rem;font-weight:800;color:var(--primary);transition:color 0.3s}
.stat-label{color:var(--gray);font-size:0.95rem;margin-top:4px}

/* ===== Testimonials ===== */
.testimonial-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:var(--gap)}
.testimonial-card{padding:28px;background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);position:relative;transition:transform 0.3s,box-shadow 0.3s}
.testimonial-card:hover{transform:translateY(-3px);box-shadow:0 8px 30px rgba(0,0,0,0.08)}
.testimonial-card::before{content:'\201C';font-size:4rem;color:rgba(255,215,0,0.2);position:absolute;top:8px;left:16px;font-family:serif;line-height:1}
.testimonial-card p{font-style:italic;color:var(--text);margin-bottom:16px;padding-top:20px;position:relative;z-index:1}
.testimonial-author{font-weight:600;color:var(--primary);font-size:0.95rem}

/* ===== FAQ ===== */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--light);padding:0;transition:background 0.2s}
.faq-item:hover{background:rgba(255,215,0,0.02)}
.faq-question{width:100%;text-align:left;padding:18px 20px;font-size:1rem;font-weight:500;background:transparent;border:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--text);transition:background 0.2s,color 0.2s}
.faq-question:hover{background:rgba(255,215,0,0.05);color:var(--primary)}
.faq-question .icon{font-size:1.2rem;transition:transform 0.3s ease;color:var(--accent);flex-shrink:0}
.faq-item.active .faq-question .icon{transform:rotate(45deg)}
.faq-answer{padding:0 20px 18px;display:none;color:var(--gray);font-size:0.95rem;line-height:1.7;animation:fadeIn 0.3s ease}
.faq-item.active .faq-answer{display:block}

/* ===== HowTo ===== */
.howto-steps{max-width:700px;margin:0 auto;counter-reset:step}
.howto-step{display:flex;gap:20px;padding:20px 0;border-bottom:1px solid var(--light);align-items:flex-start;transition:transform 0.3s,background 0.3s;border-radius:8px;padding-left:10px;padding-right:10px}
.howto-step:hover{background:rgba(255,215,0,0.03);transform:translateX(5px)}
.howto-step:last-child{border:none}
.step-num{width:40px;height:40px;border-radius:50%;background:var(--primary);color:#ffd700;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;transition:transform 0.3s,background 0.3s}
.howto-step:hover .step-num{transform:scale(1.1);background:#ffd700;color:var(--primary)}
.step-content h4{font-size:1.05rem;margin-bottom:6px}
.step-content p{color:var(--gray);font-size:0.95rem}

/* ===== Insights ===== */
.insights-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--gap)}
.insight-card{background:var(--card-bg);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform 0.3s,box-shadow 0.3s;position:relative;overflow:hidden}
.insight-card::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--primary));transform:scaleX(0);transform-origin:left;transition:transform 0.3s ease}
.insight-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,0.1)}
.insight-card:hover::after{transform:scaleX(1)}
.insight-card .meta{font-size:0.85rem;color:var(--gray);margin-bottom:10px;display:flex;gap:12px}
.insight-card h3{font-size:1.15rem;margin-bottom:10px;transition:color 0.2s}
.insight-card:hover h3{color:var(--primary)}
.insight-card p{color:var(--gray);font-size:0.95rem;margin-bottom:14px}
.insight-card .read-more{color:var(--accent);font-weight:600;font-size:0.9rem;transition:gap 0.3s;display:inline-flex;align-items:center;gap:4px}
.insight-card .read-more:hover{gap:8px}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info h3{margin-bottom:16px;font-size:1.3rem}
.contact-info p{margin-bottom:8px;color:var(--gray);display:flex;align-items:center;gap:10px}
.contact-details{margin-top:20px;background:var(--card-bg);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.contact-details h4{font-size:1.1rem;margin-bottom:12px;border-bottom:2px solid #ffd700;padding-bottom:8px;display:inline-block}
.contact-details li{padding:8px 0;border-bottom:1px solid var(--light)}
.contact-details li:last-child{border:none}

/* ===== Footer ===== */
footer{background:var(--primary);color:rgba(255,255,255,0.8);padding:50px 0 30px;position:relative}
footer::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),transparent)}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:30px;margin-bottom:30px}
.footer-col h4{color:#ffd700;margin-bottom:16px;font-size:1.1rem;position:relative;display:inline-block}
.footer-col h4::after{content:'';display:block;width:30px;height:2px;background:var(--accent);margin-top:6px;transition:width 0.3s}
.footer-col:hover h4::after{width:50px}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{color:rgba(255,255,255,0.7);font-size:0.9rem;transition:color 0.2s,padding-left 0.2s;display:inline-block}
.footer-col ul li a:hover{color:#ffd700;padding-left:4px}
.footer-bottom{text-align:center;padding-top:24px;border-top:1px solid rgba(255,255,255,0.1);font-size:0.85rem}
.footer-bottom a{color:rgba(255,255,255,0.6);margin:0 10px;transition:color 0.2s}
.footer-bottom a:hover{color:#ffd700}

/* ===== Back to Top ===== */
.back-to-top{position:fixed;bottom:30px;right:30px;width:48px;height:48px;border-radius:50%;background:var(--primary);color:#ffd700;border:none;cursor:pointer;display:none;align-items:center;justify-content:center;font-size:1.5rem;box-shadow:0 4px 16px rgba(0,0,0,0.2);z-index:999;transition:all 0.3s cubic-bezier(0.25,0.46,0.45,0.94);opacity:0;transform:translateY(20px)}
.back-to-top.visible{display:flex;opacity:1;transform:translateY(0)}
.back-to-top:hover{transform:translateY(-3px);box-shadow:0 6px 20px rgba(0,0,0,0.3);background:#ffd700;color:var(--primary)}

/* ===== Responsive ===== */
@media (max-width:768px){
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .hero h1{font-size:2rem}
  .hero p{margin:0 auto 30px}
  .hero-actions{justify-content:center}
  .hero-image{display:none}
  .about-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  nav{display:none;position:absolute;top:var(--header-h);left:0;right:0;background:rgba(26,26,46,0.98);flex-direction:column;padding:20px;gap:16px;border-bottom:2px solid #ffd700;box-shadow:0 10px 30px rgba(0,0,0,0.3);animation:fadeIn 0.3s ease}
  nav.open{display:flex}
  .menu-toggle{display:flex}
  .section-title h2{font-size:1.7rem}
  section{padding:60px 0}
  .stat-number{font-size:2rem}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:769px){
  .menu-toggle{display:none}
  nav{display:flex!important}
}
@media (max-width:480px){
  .hero h1{font-size:1.7rem}
  .btn{padding:12px 24px;font-size:0.9rem}
  .card-grid{grid-template-columns:1fr}
  .testimonial-grid{grid-template-columns:1fr}
  .insights-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .stat-item{padding:12px}
  .stat-number{font-size:1.8rem}
}

/* ===== Dark Mode ===== */
@media (prefers-color-scheme:dark){
  :root{--bg:#121212;--text:#e0e0e0;--card-bg:#1e1e1e;--shadow:0 4px 20px rgba(0,0,0,0.4);--light:#2a2a2a;--gray:#aaa;--hero-start:#0d0d1a;--hero-mid:#111827;--hero-end:#0a1628}
  .hero{background:linear-gradient(135deg,var(--hero-start) 0%,var(--hero-mid) 50%,var(--hero-end) 100%)}
  .card,.about-meta,.testimonial-card,.insight-card,.contact-details{background:var(--card-bg)}
  .btn-primary{background:#ffd700;color:#1a1a2e}
  .card:hover,.insight-card:hover,.testimonial-card:hover{box-shadow:0 12px 40px rgba(0,0,0,0.5)}
  .faq-item:hover{background:rgba(255,215,0,0.03)}
  .howto-step:hover{background:rgba(255,215,0,0.02)}
  .stat-number{color:#ffd700}
  .back-to-top{background:#ffd700;color:#1a1a2e}
  .back-to-top:hover{background:#fff;color:#1a1a2e}
  .hero-image svg text[fill="rgba(255,255,255,0.7)"]{fill:rgba(255,255,255,0.6)}
}

/* ===== Scroll Animation (IntersectionObserver will add this class) ===== */
.scroll-animate{opacity:0;transform:translateY(20px);transition:opacity 0.6s ease,transform 0.6s ease}
.scroll-animate.visible{opacity:1;transform:translateY(0)}