/* ============================================
   Kopa Vital — Indigo + Lime / Transparent Nav
   Layout: Accordion + Timeline + Centered
   ============================================ */

:root {
  --indigo-900: #0f0a24;
  --indigo-800: #1a1040;
  --indigo-700: #261855;
  --indigo-600: #33206b;
  --indigo-500: #422b85;
  --indigo-400: #5a3fa8;
  --lime-600: #85a82e;
  --lime-500: #a3cc3a;
  --lime-400: #b5d85a;
  --lime-300: #c7e47a;
  --lime-200: #d9ef9c;
  --white: #ffffff;
  --warm-50: #faf9fd;
  --warm-100: #f4f2f8;
  --gray-100: #e6e3ee;
  --gray-200: #c4c0d0;
  --gray-300: #9a95a8;
  --gray-400: #6e697c;
  --gray-500: #48445a;
  --gray-600: #2c2938;
  --gray-700: #1c1a24;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(15,10,36,0.12);
  --shadow-lg: 0 12px 48px rgba(15,10,36,0.20);
  --transition: 0.25s ease;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
  background:var(--warm-50);color:var(--gray-700);line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--lime-600);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--lime-500)}

h1,h2,h3,h4{color:var(--indigo-800);font-weight:700;line-height:1.2}
h1{font-size:clamp(2.2rem,4vw,3.4rem)}
h2{font-size:clamp(1.6rem,2.5vw,2.2rem)}
h3{font-size:clamp(1.1rem,1.6vw,1.3rem)}
h4{font-size:1rem}

.container{width:100%;max-width:1120px;margin:0 auto;padding:0 24px}
.sec-tag{display:inline-flex;align-items:center;gap:8px;font-size:0.75rem;font-weight:700;text-transform:uppercase;letter-spacing:2.5px;color:var(--lime-600);margin-bottom:10px}
.sec-tag::after{content:'';width:16px;height:2px;background:var(--lime-500)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;font-size:0.93rem;font-weight:600;border-radius:var(--radius);cursor:pointer;transition:all var(--transition);border:2px solid transparent;text-decoration:none}
.btn-primary{background:var(--lime-500);color:var(--indigo-900);border-color:var(--lime-500)}
.btn-primary:hover{background:var(--lime-400);border-color:var(--lime-400);color:var(--indigo-900)}
.btn-outline{background:transparent;color:var(--white);border-color:rgba(255,255,255,0.4)}
.btn-outline:hover{background:var(--white);color:var(--indigo-800);border-color:var(--white)}

/* ===== TRANSPARENT NAV (new pattern) ===== */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:1000;height:68px;
  background:transparent;transition:background var(--transition),box-shadow var(--transition);
}
.navbar.scrolled{background:rgba(26,16,64,0.95);backdrop-filter:blur(12px);box-shadow:0 2px 20px rgba(0,0,0,0.15)}
.navbar .container{display:flex;align-items:center;justify-content:space-between;height:100%}
.navbar-brand{display:flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:700;color:var(--white);text-decoration:none}
.navbar-brand .brand-mark{width:32px;height:32px;background:var(--lime-500);border-radius:6px;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:0.95rem;color:var(--indigo-900)}
.nav-links{display:flex;align-items:center;gap:2px;list-style:none}
.nav-links a{display:block;padding:8px 16px;color:rgba(255,255,255,0.7);font-size:0.88rem;font-weight:500;border-radius:6px;transition:all var(--transition)}
.nav-links a:hover,.nav-links a.active{color:var(--white);background:rgba(255,255,255,0.08)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.nav-toggle span{display:block;width:26px;height:2px;background:var(--white)}

/* ===== HERO — full viewport centered with floating shapes ===== */
.hero{
  min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;
  background:linear-gradient(160deg,var(--indigo-900) 0%,var(--indigo-700) 50%,var(--indigo-600) 100%);
  position:relative;overflow:hidden;padding:120px 0 80px;
}
.hero-float{position:absolute;border-radius:50%;pointer-events:none;opacity:0.06}
.hero-float:nth-child(1){width:300px;height:300px;background:var(--lime-500);top:10%;left:-60px;animation:drift1 12s ease-in-out infinite}
.hero-float:nth-child(2){width:200px;height:200px;background:var(--lime-400);bottom:15%;right:-40px;animation:drift2 10s ease-in-out infinite}
.hero-float:nth-child(3){width:150px;height:150px;background:var(--white);top:50%;left:60%;animation:drift3 14s ease-in-out infinite}
@keyframes drift1{0%,100%{transform:translate(0,0)}50%{transform:translate(40px,-30px)}}
@keyframes drift2{0%,100%{transform:translate(0,0)}50%{transform:translate(-30px,20px)}}
@keyframes drift3{0%,100%{transform:translate(0,0)}50%{transform:translate(-20px,-40px)}}
.hero .container{position:relative;z-index:1;max-width:720px}
.hero h1{color:var(--white);margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--lime-400)}
.hero p{color:rgba(255,255,255,0.6);font-size:1.08rem;margin-bottom:32px;line-height:1.7}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ===== ACCORDION SERVICES (new pattern) ===== */
.accordion{margin-top:32px}
.accordion-item{border-bottom:1px solid var(--gray-100)}
.accordion-header{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 0;background:none;border:none;cursor:pointer;text-align:left;
  font-family:inherit;font-size:1.1rem;font-weight:600;color:var(--indigo-800);
  transition:color var(--transition);
}
.accordion-header:hover{color:var(--lime-600)}
.accordion-header .acc-icon{width:36px;height:36px;border-radius:50%;border:2px solid var(--gray-200);display:flex;align-items:center;justify-content:center;font-size:1.2rem;transition:all var(--transition);flex-shrink:0;color:var(--gray-400)}
.accordion-item.open .acc-icon{border-color:var(--lime-500);background:var(--lime-500);color:var(--indigo-900);transform:rotate(45deg)}
.accordion-body{max-height:0;overflow:hidden;transition:max-height 0.4s ease,padding 0.4s ease}
.accordion-item.open .accordion-body{max-height:400px;padding-bottom:22px}
.accordion-body p{color:var(--gray-500);margin-bottom:12px}
.accordion-body ul{margin-left:18px;color:var(--gray-500)}
.accordion-body li{margin-bottom:4px;font-size:0.92rem}

/* ===== TIMELINE ABOUT (new pattern) ===== */
.timeline{position:relative;padding:20px 0}
.timeline::before{content:'';position:absolute;left:50%;top:0;bottom:0;width:2px;background:var(--gray-100);transform:translateX(-50%)}
.timeline-entry{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;margin-bottom:48px;position:relative}
.timeline-entry:nth-child(even){direction:rtl}
.timeline-entry:nth-child(even) .timeline-content{direction:ltr}
.timeline-dot{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:16px;height:16px;background:var(--lime-500);border-radius:50%;z-index:1;border:3px solid var(--warm-50)}
.timeline-visual{background:linear-gradient(135deg,var(--indigo-800),var(--indigo-700));border-radius:var(--radius-lg);min-height:200px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.timeline-visual .tv-icon{font-size:2.5rem;position:relative;z-index:1}
.timeline-visual::after{content:'';position:absolute;width:100px;height:100px;border-radius:50%;background:radial-gradient(circle,rgba(163,204,58,0.12) 0%,transparent 70%)}
.timeline-content h3{margin-bottom:8px}
.timeline-content p{color:var(--gray-500);font-size:0.94rem}

/* ===== CENTERED CONTACT (new pattern) ===== */
.contact-centered{max-width:640px;margin:0 auto}
.contact-centered form{background:var(--white);padding:36px;border-radius:var(--radius-lg);border:1px solid var(--gray-100);box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:0.8rem;font-weight:600;color:var(--gray-500);margin-bottom:5px;text-transform:uppercase;letter-spacing:0.5px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 14px;border:2px solid var(--gray-100);border-radius:var(--radius);font-size:0.93rem;font-family:inherit;color:var(--gray-700);background:var(--warm-50);transition:border-color var(--transition)}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--lime-500);background:var(--white)}
.form-group textarea{resize:vertical;min-height:130px}
.info-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:40px;text-align:center}
.info-strip .is-item{padding:20px}
.is-item .is-icon{font-size:1.4rem;margin-bottom:8px}
.is-item h4{font-size:0.9rem;margin-bottom:4px;color:var(--indigo-800)}
.is-item p{color:var(--gray-400);font-size:0.85rem;margin:0}

/* ===== CTA BANNER ===== */
.cta-banner{background:linear-gradient(135deg,var(--indigo-900),var(--indigo-700));padding:68px 0;text-align:center;position:relative;overflow:hidden}
.cta-banner h2{color:var(--white);margin-bottom:12px}
.cta-banner p{color:rgba(255,255,255,0.6);margin-bottom:26px;font-size:1rem}

/* ===== FOOTER — 3 columns ===== */
.footer{background:var(--indigo-900);padding:56px 0 28px;color:rgba(255,255,255,0.5)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:36px;margin-bottom:36px}
.footer-brand .fb-name{font-size:1.25rem;font-weight:700;color:var(--white);margin-bottom:8px}
.footer-brand p{font-size:0.87rem;line-height:1.6}
.footer h4{color:var(--white);font-size:0.8rem;text-transform:uppercase;letter-spacing:1.4px;margin-bottom:14px}
.footer ul{list-style:none}
.footer ul li{margin-bottom:8px}
.footer ul a{color:rgba(255,255,255,0.45);font-size:0.85rem;transition:color var(--transition)}
.footer ul a:hover{color:var(--lime-300)}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:0.8rem}

/* ===== PAGE HEADER ===== */
.page-header{background:linear-gradient(160deg,var(--indigo-900),var(--indigo-700));padding:120px 0 56px;text-align:center;position:relative}
.page-header h1{color:var(--white);margin-bottom:10px}
.page-header p{color:rgba(255,255,255,0.55);font-size:1rem;max-width:500px;margin:0 auto}

/* ===== CONTENT ===== */
.content-section{padding:60px 0}
.content-section.alt{background:var(--warm-100)}
.content-section h2{margin-bottom:14px}
.content-section h3{margin-top:26px;margin-bottom:10px;color:var(--indigo-700)}
.content-section p{color:var(--gray-500);margin-bottom:12px}
.content-section ul,.content-section ol{margin:12px 0 14px 20px;color:var(--gray-500)}
.content-section li{margin-bottom:5px}
.legal-note{background:var(--warm-100);border-left:4px solid var(--lime-500);padding:15px 20px;border-radius:0 var(--radius) var(--radius) 0;margin:16px 0}
.legal-note p{margin-bottom:3px;font-size:0.9rem}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  .nav-links{position:fixed;top:68px;left:0;right:0;background:var(--indigo-800);flex-direction:column;padding:16px;gap:2px;transform:translateY(-120%);transition:transform 0.3s ease;z-index:999;border-bottom:2px solid var(--indigo-600)}
  .nav-links.open{transform:translateY(0)}
  .nav-toggle{display:flex}
  .timeline::before{left:20px}
  .timeline-entry{grid-template-columns:1fr;gap:20px}
  .timeline-entry:nth-child(even){direction:ltr}
  .timeline-dot{left:20px}
  .timeline-visual{min-height:140px}
  .form-row{grid-template-columns:1fr}
  .info-strip{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .info-strip{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}