/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--dark:#0B0F19;--accent:#E6A55C;--accent-hover:#d4923a;--light:#F9F9F9;--white:#fff;--gray:#6B7280;--gray-light:#E5E7EB;--radius:12px;--shadow:0 4px 24px rgba(0,0,0,.08);--nav-h:72px}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',system-ui,sans-serif;color:var(--dark);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{max-width:1140px;margin:0 auto;padding:0 24px}

/* ===== NAV ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);display:flex;align-items:center;transition:background .3s,box-shadow .3s}
.nav.scrolled{background:var(--dark);box-shadow:0 2px 16px rgba(0,0,0,.3)}
.nav .container{display:flex;align-items:center;justify-content:space-between;width:100%}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.2rem;color:var(--white)}
.nav-logo img{height:36px;width:36px}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{color:rgba(255,255,255,.85);font-size:.95rem;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--accent)}
.nav-links .btn-nav{background:var(--accent);color:var(--dark);padding:10px 24px;border-radius:8px;font-weight:600;transition:background .2s}
.nav-links .btn-nav:hover{background:var(--accent-hover)}
/* dropdown */
.dropdown{position:relative}
.dropdown-toggle{cursor:pointer;display:flex;align-items:center;gap:4px}
.dropdown-toggle::after{content:'▾';font-size:.7em;margin-top:2px}
.dropdown-menu{position:absolute;top:calc(100% + 8px);left:0;background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);min-width:200px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .2s}
.dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown-menu a{display:block;padding:12px 20px;color:var(--dark);font-size:.9rem;transition:background .15s}
.dropdown-menu a:hover{background:var(--light)}
/* hamburger */
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}
.hamburger span{display:block;width:24px;height:2px;background:var(--white);border-radius:2px;transition:transform .3s,opacity .3s}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(max-width:768px){
  .nav-links{position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;background:var(--dark);flex-direction:column;justify-content:flex-start;padding:40px 24px;gap:24px;transform:translateX(100%);transition:transform .3s}
  .nav-links.open{transform:translateX(0)}
  .hamburger{display:flex}
  .dropdown-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:transparent;display:none}
  .dropdown:hover .dropdown-menu,.dropdown.open .dropdown-menu{display:block}
  .dropdown-menu a{color:rgba(255,255,255,.8);padding:8px 16px}
}

/* ===== HERO ===== */
.hero{background:var(--dark);color:var(--white);padding:160px 0 100px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(230,165,92,.12) 0%,transparent 70%);pointer-events:none}
.hero h1{font-size:clamp(2rem,5vw,3.5rem);font-weight:800;line-height:1.15;max-width:800px;margin:0 auto 24px}
.hero .accent{color:var(--accent)}
.hero p{font-size:1.15rem;color:rgba(255,255,255,.7);max-width:600px;margin:0 auto 40px}
.hero-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:8px;font-weight:600;font-size:1rem;transition:all .2s;cursor:pointer;border:none}
.btn-primary{background:var(--accent);color:var(--dark)}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}
.btn-outline{border:2px solid rgba(255,255,255,.3);color:var(--white);background:transparent}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-dark{background:var(--dark);color:var(--white)}
.btn-dark:hover{background:#161b2e}

/* ===== SECTIONS ===== */
.section{padding:100px 0}
.section-light{background:var(--light)}
.section-dark{background:var(--dark);color:var(--white)}
.section-title{font-size:clamp(1.6rem,3.5vw,2.5rem);font-weight:800;margin-bottom:16px}
.section-subtitle{color:var(--gray);font-size:1.1rem;max-width:600px;margin-bottom:48px}
.text-center{text-align:center}
.text-center .section-subtitle{margin-left:auto;margin-right:auto}

/* ===== CARDS ===== */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px}
.card{background:var(--white);border-radius:var(--radius);padding:40px 32px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 8px 32px rgba(0,0,0,.12)}
.card-icon{width:56px;height:56px;background:rgba(230,165,92,.12);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:20px}
.card h3{font-size:1.3rem;margin-bottom:12px;font-weight:700}
.card p{color:var(--gray);font-size:.95rem;margin-bottom:20px}
.card-link{color:var(--accent);font-weight:600;font-size:.95rem;display:inline-flex;align-items:center;gap:6px}
.card-link:hover{gap:10px}
.card-link::after{content:'→'}

/* ===== FEATURE ROW ===== */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.feature-row.reverse{direction:rtl}
.feature-row.reverse>*{direction:ltr}
.feature-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.feature-img img{width:100%;object-fit:cover}
.feature-content h2{font-size:1.8rem;font-weight:800;margin-bottom:16px}
.feature-content p{color:var(--gray);margin-bottom:24px}
@media(max-width:768px){
  .feature-row,.feature-row.reverse{grid-template-columns:1fr;gap:32px;direction:ltr}
}

/* ===== ADVANTAGES ===== */
.advantages{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px}
.advantage{display:flex;gap:16px;align-items:flex-start}
.advantage-icon{flex-shrink:0;width:48px;height:48px;background:rgba(230,165,92,.12);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.3rem}
.advantage h4{font-weight:700;margin-bottom:4px}
.advantage p{color:var(--gray);font-size:.9rem}

/* ===== STEPS ===== */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:32px;counter-reset:step}
.step{position:relative;padding:32px 24px;text-align:center}
.step::before{counter-increment:step;content:counter(step);display:flex;align-items:center;justify-content:center;width:48px;height:48px;background:var(--accent);color:var(--dark);font-weight:800;font-size:1.2rem;border-radius:50%;margin:0 auto 20px}
.step h4{font-weight:700;margin-bottom:8px}
.step p{color:var(--gray);font-size:.9rem}

/* ===== SECURITY GRID ===== */
.security-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:32px}
.security-item{padding:32px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius)}
.section-dark .security-item h3{color:var(--accent);margin-bottom:8px}
.security-item p{color:rgba(255,255,255,.7);font-size:.95rem}

/* ===== HIS GRID ===== */
.his-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}
.his-item{background:var(--white);padding:20px 24px;border-radius:var(--radius);text-align:center;font-weight:600;font-size:.95rem;box-shadow:var(--shadow);transition:transform .2s}
.his-item:hover{transform:translateY(-2px)}
.his-item a{color:var(--dark)}
.his-item a:hover{color:var(--accent)}

/* ===== CONTACT FORM ===== */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:700px}
.form-grid.centered{margin:0 auto}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group.full{grid-column:1/-1}
.form-group label{font-weight:600;font-size:.9rem}
.form-group input,.form-group textarea{padding:14px 16px;border:1px solid var(--gray-light);border-radius:8px;font-size:1rem;font-family:inherit;transition:border .2s;background:var(--white)}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent)}
.form-group textarea{resize:vertical;min-height:120px}
@media(max-width:600px){.form-grid{grid-template-columns:1fr}}

/* ===== CONTACT INFO ===== */
.contact-info{display:flex;flex-direction:column;gap:24px;margin-top:48px}
.contact-info-item{display:flex;gap:16px;align-items:center}
.contact-info-item .ci-icon{width:48px;height:48px;background:rgba(230,165,92,.12);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0}

/* ===== FOOTER ===== */
.footer{background:var(--dark);color:rgba(255,255,255,.7);padding:80px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.footer-brand p{margin-top:12px;font-size:.9rem;max-width:280px}
.footer h4{color:var(--white);font-size:.95rem;font-weight:700;margin-bottom:16px}
.footer a{font-size:.9rem;display:block;margin-bottom:8px;transition:color .2s}
.footer a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;display:flex;justify-content:space-between;font-size:.85rem;flex-wrap:wrap;gap:12px}
@media(max-width:768px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:480px){
  .footer-grid{grid-template-columns:1fr}
}

/* ===== ANIMATIONS ===== */
.fade-up{opacity:0;transform:translateY(24px);transition:opacity .6s,transform .6s}
.fade-up.visible{opacity:1;transform:translateY(0)}