@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f4f7fa;
  --bg-card: #ffffff;
  --bg-card-hover: #f0f5f5;
  --text-primary: #0f2b3c;
  --text-secondary: #4a6b7c;
  --text-muted: #8ba3b3;
  --accent: #2a9d8f;
  --accent-light: #1f7a6e;
  --accent-dark: #1a6b60;
  --accent-glow: rgba(42, 157, 143, 0.2);
  --navy: #1a3a5c;
  --navy-light: #264653;
  --gradient-1: linear-gradient(135deg, #2a9d8f, #1a3a5c);
  --gradient-2: linear-gradient(135deg, #40b4a6, #1a3a5c);
  --gradient-hero: linear-gradient(135deg, #40b4a6 0%, #2a9d8f 40%, #1a3a5c 100%);
  --border-color: rgba(26,58,92,0.1);
  --border-glow: rgba(42,157,143,0.35);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow: 0 4px 24px rgba(26,58,92,0.08);
  --shadow-glow: 0 8px 32px rgba(42,157,143,0.12);
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  --max-w: 1200px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}

/* ====== NAVBAR ====== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:12px 0;background:rgba(255,255,255,0.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);transition:var(--transition)}
.navbar.scrolled{padding:8px 0;background:rgba(255,255,255,0.95);box-shadow:0 2px 20px rgba(0,0,0,0.06)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;max-width:var(--max-w);margin:0 auto;padding:0 24px}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:1.3rem;font-weight:800;letter-spacing:-0.5px}
.nav-logo img{height:52px;width:auto;max-width:200px;object-fit:contain}
.nav-logo-text{background:var(--gradient-hero);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;gap:32px;align-items:center}
.nav-links a{font-size:0.9rem;font-weight:500;color:var(--text-secondary);transition:var(--transition);position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--text-primary)}
.nav-links a.active::after{content:'';position:absolute;bottom:-4px;left:0;right:0;height:2px;background:var(--gradient-1);border-radius:2px}
.nav-right{display:flex;gap:12px;align-items:center}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;border-radius:50px;font-weight:600;font-size:0.9rem;transition:var(--transition);border:none;cursor:pointer;font-family:inherit}
.btn-ghost{color:var(--text-secondary);background:transparent}
.btn-ghost:hover{color:var(--text-primary)}
.btn-primary{background:var(--gradient-1);color:#fff;box-shadow:0 4px 16px var(--accent-glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 28px var(--accent-glow)}
.btn-outline{border:1.5px solid var(--border-glow);color:var(--accent);background:transparent}
.btn-outline:hover{background:rgba(42,157,143,0.06);transform:translateY(-2px)}
.btn-promo{background:linear-gradient(135deg,#ff512f,#dd2476);color:#fff;font-weight:800;border:2px solid rgba(255,255,255,0.1);box-shadow:0 8px 20px rgba(221,36,118,0.4),inset 0 -3px 0 rgba(0,0,0,0.2);animation:pulsePromo 2s infinite;text-transform:uppercase;letter-spacing:0.5px;text-shadow:0 1px 2px rgba(0,0,0,0.2);position:relative;overflow:hidden}
.btn-promo::after{content:'';position:absolute;top:0;left:-100%;width:50%;height:100%;background:linear-gradient(to right,transparent,rgba(255,255,255,0.4),transparent);transform:skewX(-25deg);animation:shinePromo 3s infinite}
.btn-promo:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(221,36,118,0.6),inset 0 -3px 0 rgba(0,0,0,0.2)}
@keyframes shinePromo{0%{left:-100%}20%,100%{left:200%}}
@keyframes pulsePromo{0%{box-shadow:0 0 0 0 rgba(221,36,118,0.6),inset 0 -3px 0 rgba(0,0,0,0.2)}70%{box-shadow:0 0 0 10px rgba(221,36,118,0),inset 0 -3px 0 rgba(0,0,0,0.2)}100%{box-shadow:0 0 0 0 rgba(221,36,118,0),inset 0 -3px 0 rgba(0,0,0,0.2)}}
.btn-lg{padding:14px 36px;font-size:1rem}
.btn-sm{padding:8px 18px;font-size:0.85rem}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.hamburger span{width:24px;height:2px;background:var(--text-primary);border-radius:2px;transition:var(--transition)}

/* ====== HERO ====== */
.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:140px 24px 100px;position:relative;overflow:hidden;background:url('img/hero_bg.png') center/cover no-repeat;background-attachment:fixed}
.hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(180deg,rgba(255,255,255,0.6) 0%,rgba(255,255,255,0.95) 100%);pointer-events:none;z-index:0}
.hero-content{position:relative;z-index:1;max-width:780px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 18px;background:rgba(42,157,143,0.08);border:1px solid rgba(42,157,143,0.2);border-radius:50px;font-size:0.8rem;color:var(--accent);font-weight:600;margin-bottom:28px;animation:fadeInUp 0.8s ease}
.hero h1{font-size:clamp(2.4rem,5.5vw,3.8rem);font-weight:800;line-height:1.15;margin-bottom:24px;letter-spacing:-1px;color:var(--navy);animation:fadeInUp 0.8s ease 0.1s both}
.hero h1 .gradient-text{background:var(--gradient-hero);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero p{font-size:1.1rem;color:var(--text-secondary);max-width:600px;margin:0 auto 40px;line-height:1.8;animation:fadeInUp 0.8s ease 0.2s both}
.hero-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;animation:fadeInUp 0.8s ease 0.3s both}
@keyframes fadeInUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}

/* Hero Split Layout */
.hero-split{text-align:left}
.hero-split .hero p{margin:0 0 40px}
.hero-split .hero-btns{justify-content:flex-start}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;max-width:var(--max-w)}
.hero-left{max-width:560px}
.hero-right{position:relative;z-index:1;animation:fadeInUp 0.8s ease 0.4s both}
.hero-img{width:100%;max-width:560px;height:auto;filter:drop-shadow(0 20px 40px rgba(26,58,92,0.15));animation:float 4s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .hero-split .hero p{margin:0 auto 40px}
  .hero-split .hero-btns{justify-content:center}
  .hero-right{order:-1}
  .hero-img{max-width:400px;margin:0 auto}
}

/* ====== SECTIONS ====== */
.section{padding:100px 0;position:relative}
.section-header{text-align:center;margin-bottom:64px}
.section-header h2{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800;margin-bottom:16px;letter-spacing:-0.5px;color:var(--navy)}
.section-header p{color:var(--text-secondary);font-size:1.05rem;max-width:560px;margin:0 auto}
.section-alt{background:var(--bg-secondary)}

/* ====== PRICING ====== */
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.pricing-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:36px 28px;position:relative;transition:var(--transition);overflow:hidden;box-shadow:var(--shadow)}
.pricing-card:hover{border-color:var(--border-glow);transform:translateY(-6px);box-shadow:var(--shadow-glow)}
.pricing-card.popular{border-color:var(--accent);box-shadow:0 8px 32px rgba(42,157,143,0.15)}
.pricing-card.popular::before{content:'POPULER';position:absolute;top:16px;right:-30px;background:var(--gradient-1);color:#fff;font-size:0.7rem;font-weight:700;padding:4px 40px;transform:rotate(45deg);letter-spacing:1px}
.pricing-tier{font-size:0.8rem;font-weight:700;text-transform:uppercase;letter-spacing:2px;color:var(--accent);margin-bottom:12px}
.pricing-price{font-size:2rem;font-weight:800;margin-bottom:8px;color:var(--navy)}
.pricing-price span{font-size:0.9rem;font-weight:400;color:var(--text-muted)}
.pricing-desc{color:var(--text-secondary);font-size:0.88rem;margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid var(--border-color)}
.pricing-features{margin-bottom:32px}
.pricing-features li{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px;font-size:0.88rem;color:var(--text-secondary)}
.pricing-features li::before{content:'✓';color:var(--accent);font-weight:700;flex-shrink:0;margin-top:1px}

/* ====== STEPS ====== */
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:32px}
.step-card{text-align:center;padding:40px 28px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);transition:var(--transition);box-shadow:var(--shadow)}
.step-card:hover{transform:translateY(-6px);border-color:var(--border-glow);box-shadow:var(--shadow-glow)}
.step-num{width:56px;height:56px;border-radius:50%;background:var(--gradient-1);display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:800;color:#fff;margin:0 auto 20px}
.step-card h4{font-size:1.1rem;font-weight:700;margin-bottom:10px;color:var(--navy)}
.step-card p{color:var(--text-secondary);font-size:0.88rem}

/* ====== FEATURES ====== */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px}
.feature-card{padding:36px 28px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);transition:var(--transition);box-shadow:var(--shadow)}
.feature-card:hover{transform:translateY(-4px);border-color:var(--border-glow);box-shadow:var(--shadow-glow)}
.feature-icon{width:52px;height:52px;border-radius:14px;background:rgba(42,157,143,0.1);display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:18px}
.feature-card h4{font-size:1.05rem;font-weight:700;margin-bottom:10px;color:var(--navy)}
.feature-card p{color:var(--text-secondary);font-size:0.88rem}

/* ====== PORTFOLIO ====== */
.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:24px}
.portfolio-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);overflow:hidden;transition:var(--transition);box-shadow:var(--shadow)}
.portfolio-card:hover{transform:translateY(-6px);border-color:var(--border-glow);box-shadow:var(--shadow-glow)}
.portfolio-img{height:200px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}
.portfolio-img .overlay{position:absolute;inset:0;background:rgba(26,58,92,0.5);display:flex;align-items:center;justify-content:center;opacity:0;transition:var(--transition)}
.portfolio-card:hover .overlay{opacity:1}
.portfolio-badge{position:absolute;top:12px;left:12px;padding:4px 14px;background:rgba(255,255,255,0.9);backdrop-filter:blur(10px);border-radius:50px;font-size:0.75rem;font-weight:600;color:var(--accent)}
.portfolio-info{padding:24px}
.portfolio-info h4{font-size:1.05rem;font-weight:700;margin-bottom:8px;color:var(--navy)}
.portfolio-info p{color:var(--text-secondary);font-size:0.85rem}

/* ====== FAQ ====== */
.faq-list{max-width:760px;margin:0 auto}
.faq-item{border:1px solid var(--border-color);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden;background:var(--bg-card);transition:var(--transition);box-shadow:var(--shadow)}
.faq-item:hover{border-color:var(--border-glow)}
.faq-q{padding:20px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:0.95rem;user-select:none;color:var(--navy)}
.faq-q::after{content:'+';font-size:1.4rem;color:var(--accent);transition:var(--transition)}
.faq-item.open .faq-q::after{content:'−'}
.faq-a{max-height:0;overflow:hidden;transition:max-height 0.4s ease}
.faq-a-inner{padding:0 24px 20px;color:var(--text-secondary);font-size:0.9rem;line-height:1.8}

/* ====== TESTIMONIALS ====== */
.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.testimonial-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:32px 28px;transition:var(--transition);box-shadow:var(--shadow)}
.testimonial-card:hover{border-color:var(--border-glow);transform:translateY(-4px)}
.testimonial-stars{color:#f59e0b;font-size:0.9rem;margin-bottom:16px;letter-spacing:2px}
.testimonial-text{color:var(--text-secondary);font-size:0.9rem;line-height:1.8;margin-bottom:20px;font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-avatar{width:44px;height:44px;border-radius:50%;background:var(--gradient-1);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1rem;color:#fff}
.testimonial-name{font-weight:600;font-size:0.9rem;color:var(--navy)}
.testimonial-role{font-size:0.8rem;color:var(--text-muted)}

/* ====== CTA ====== */
.cta{text-align:center;padding:80px 24px;background:linear-gradient(135deg,#e8f5f2,#eaf0f6);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}
.cta h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;margin-bottom:16px;color:var(--navy)}
.cta p{color:var(--text-secondary);max-width:500px;margin:0 auto 32px;font-size:1rem}
.cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ====== FOOTER ====== */
.footer{padding:60px 0 30px;border-top:1px solid var(--border-color);background:var(--navy);color:#c8dce8}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;margin-bottom:40px}
.footer-brand .nav-logo{margin-bottom:16px;display:inline-flex}
.footer-brand .nav-logo-text{background:linear-gradient(135deg,#40b4a6,#8cc4df);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.footer-brand p{color:#8ba8be;font-size:0.88rem;max-width:320px}
.footer h5{font-size:0.85rem;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:#6b92aa;margin-bottom:20px}
.footer ul li{margin-bottom:10px}
.footer ul a{color:#8ba8be;font-size:0.9rem;transition:var(--transition)}
.footer ul a:hover{color:#40b4a6}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:24px;display:flex;justify-content:space-between;align-items:center}
.footer-bottom p{color:#6b92aa;font-size:0.82rem}
.footer-socials{display:flex;gap:16px}
.footer-socials a{color:#6b92aa;font-size:1.1rem;transition:var(--transition)}
.footer-socials a:hover{color:#40b4a6}

/* ====== PAGE HERO ====== */
.page-hero{padding:160px 24px 80px;text-align:center;position:relative;background:linear-gradient(180deg,#f0faf8 0%,#ffffff 100%)}
.page-hero h1{font-size:clamp(2rem,4vw,3rem);font-weight:800;margin-bottom:20px;color:var(--navy);letter-spacing:-0.5px}
.page-hero p{color:var(--text-secondary);max-width:640px;margin:0 auto;font-size:1.05rem}

.about-story{max-width:760px;margin:0 auto}
.about-story h2{font-size:1.6rem;font-weight:700;margin-bottom:20px;color:var(--navy)}
.about-story p{color:var(--text-secondary);font-size:0.95rem;margin-bottom:20px;line-height:1.9}

.mission-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:900px;margin:0 auto}
.mission-card{text-align:center;padding:36px 24px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--transition)}
.mission-card:hover{border-color:var(--border-glow);transform:translateY(-4px)}
.mission-card h5{font-size:1rem;font-weight:700;margin-bottom:8px;color:var(--accent)}
.mission-card p{color:var(--text-secondary);font-size:0.88rem}

.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:900px;margin:40px auto 0}
.stat-card{text-align:center;padding:28px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm);box-shadow:var(--shadow);transition:var(--transition)}
.stat-card:hover{border-color:var(--border-glow)}
.stat-card h3{font-size:0.78rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);margin-bottom:6px}
.stat-card p{font-size:0.9rem;font-weight:600;color:var(--accent)}

/* ====== COMPARISON TABLE ====== */
.comparison-table{width:100%;border-collapse:collapse;background:var(--bg-card);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border-color);box-shadow:var(--shadow)}
.comparison-table th,.comparison-table td{padding:14px 18px;text-align:center;border-bottom:1px solid var(--border-color);font-size:0.88rem}
.comparison-table th{background:rgba(42,157,143,0.08);font-weight:700;font-size:0.82rem;text-transform:uppercase;letter-spacing:1px;color:var(--accent)}
.comparison-table td:first-child{text-align:left;font-weight:500;color:var(--navy)}
.comparison-table tr:hover{background:rgba(42,157,143,0.03)}

/* ====== AUTH ====== */
.auth-wrapper{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:120px 24px 60px;background:var(--bg-secondary)}
.auth-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:48px 40px;width:100%;max-width:440px;box-shadow:var(--shadow)}
.auth-card h1{font-size:1.8rem;font-weight:800;margin-bottom:8px;text-align:center;color:var(--navy)}
.auth-card .subtitle{color:var(--text-secondary);text-align:center;margin-bottom:36px;font-size:0.92rem}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:0.85rem;font-weight:600;margin-bottom:8px;color:var(--text-secondary)}
.form-group input{width:100%;padding:12px 16px;border-radius:var(--radius-sm);border:1px solid var(--border-color);background:var(--bg-secondary);color:var(--text-primary);font-size:0.95rem;font-family:inherit;transition:var(--transition);outline:none}
.form-group input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.form-link{text-align:center;margin-top:24px;color:var(--text-secondary);font-size:0.88rem}
.form-link a{color:var(--accent);font-weight:600}
.form-link a:hover{text-decoration:underline}

/* ====== RESPONSIVE ====== */
@media(max-width:900px){
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;height:100vh;background:#ffffff;flex-direction:column;justify-content:flex-start;align-items:center;gap:28px;padding-top:40px;border-top:1px solid var(--border-color)}
  .nav-links.open{display:flex}
  .nav-links a{font-size:1.2rem}
  .hamburger{display:flex;z-index:1001}
  .nav-right .btn-ghost,.nav-right .btn-primary{display:none}
  .nav-right .btn-promo{padding:6px 12px;font-size:0.75rem;letter-spacing:0;margin-right:8px}
  .nav-logo-text{display:none}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:16px;text-align:center}
  .pricing-grid{grid-template-columns:1fr;max-width:400px;margin:0 auto}
  .features-grid{grid-template-columns:1fr}
  .portfolio-grid{grid-template-columns:1fr}
  .mission-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .steps-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:2rem}
  .auth-card{padding:36px 24px}
}

/* ====== ANIMATIONS ====== */
.fade-in{opacity:0;transform:translateY(30px);transition:opacity 0.7s ease,transform 0.7s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* ====== WA FLOAT ====== */
.wa-float{position:fixed;bottom:28px;right:28px;z-index:999;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;font-size:1.6rem;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(37,211,102,0.4);transition:var(--transition);cursor:pointer}
.wa-float:hover{transform:scale(1.1);box-shadow:0 6px 30px rgba(37,211,102,0.5)}