@charset "UTF-8";
/* ============================================
   ISRobotics Global Styles v3.0
   Self-contained, no external dependencies
   ============================================ */

/* --- Reset & Base --- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Segoe UI',-apple-system,BlinkMacSystemFont,Roboto,'Helvetica Neue',Arial,sans-serif;line-height:1.6;color:#1e293b;background:#f8fafc;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{cursor:pointer;font-family:inherit;border:none;background:none}
ul{list-style:none}
input,textarea{font-family:inherit;font-size:inherit}

/* --- Container --- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.25rem}

/* --- Typography --- */
h1{font-size:clamp(1.75rem,4vw,3.25rem);font-weight:800;line-height:1.15;letter-spacing:-0.02em}
h2{font-size:clamp(1.35rem,2.5vw,2rem);font-weight:700;line-height:1.25;letter-spacing:-0.01em}
h3{font-size:clamp(1rem,1.8vw,1.25rem);font-weight:600;line-height:1.35}
p{font-size:0.95rem;line-height:1.65;color:#475569}

/* --- Skip Link --- */
.skip-link{position:absolute;top:-100%;left:0;background:#dc2626;color:#fff;padding:0.6rem 1.25rem;z-index:300;font-weight:600;font-size:0.875rem;border-radius:0 0 0.5rem 0;transition:top .2s}
.skip-link:focus{top:0}

/* --- Header --- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(248,250,252,0.97);backdrop-filter:blur(12px);border-bottom:1px solid #e2e8f0}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:0.6rem 1.25rem;max-width:1200px;margin:0 auto}
.logo{height:28px;width:auto}

/* Desktop nav */
.main-nav{display:flex;align-items:center;gap:1.25rem}
.main-nav a{font-size:1.15rem;font-weight:700;color:#334155;transition:color .2s;position:relative;padding:0.2rem 0}
.main-nav a::after{content:'';position:absolute;bottom:-3px;left:0;width:0;height:2px;background:#dc2626;transition:width .25s}
.main-nav a:hover{color:#dc2626}
.main-nav a:hover::after{width:100%}

/* Language Switcher */
.lang-switcher{position:relative;margin-left:0.5rem}
.lang-current{display:flex;align-items:center;gap:0.35rem;background:#dc2626;color:#fff;padding:0.4rem 0.75rem;border-radius:0.5rem;font-weight:600;font-size:0.8rem;cursor:pointer;transition:background .2s;border:none}
.lang-current:hover{background:#b91c1c}
.lang-current .globe{font-size:0.9rem}
.lang-dropdown{position:absolute;top:calc(100% + 0.3rem);right:0;background:#fff;border-radius:0.6rem;box-shadow:0 8px 30px rgba(0,0,0,0.12);padding:0.35rem;min-width:155px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .2s;z-index:200}
.lang-switcher:hover .lang-dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.lang-dropdown a{display:flex;align-items:center;gap:0.4rem;padding:0.4rem 0.6rem;border-radius:0.4rem;font-size:0.8rem;color:#334155;transition:all .15s;white-space:nowrap}
.lang-dropdown a:hover{background:#f1f5f9;color:#dc2626}
.lang-dropdown a.active{background:#fef2f2;color:#dc2626;font-weight:600}
.lang-flag{width:18px;height:12px;display:inline-block;border-radius:2px;object-fit:cover}

/* --- Mobile Menu --- */
.mobile-toggle{display:none;flex-direction:column;gap:4px;padding:6px;cursor:pointer;background:none;border:none;z-index:160}
.mobile-toggle span{display:block;width:22px;height:2px;background:#334155;border-radius:2px;transition:all .3s}
.mobile-toggle.active span:nth-child(1){transform:rotate(45deg) translate(4px,4px)}
.mobile-toggle.active span:nth-child(2){opacity:0}
.mobile-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

.mobile-nav{display:none;position:fixed;inset:0;background:rgba(248,250,252,0.98);z-index:150;flex-direction:column;align-items:center;justify-content:center;gap:1.25rem;padding:2rem}
.mobile-nav.active{display:flex}
.mobile-nav a{font-size:1.15rem;font-weight:600;color:#334155}
.mobile-nav a:hover{color:#dc2626}
.mobile-lang{display:flex;flex-wrap:wrap;gap:0.4rem;justify-content:center;margin-top:1rem;max-width:300px}
.mobile-lang a{padding:0.35rem 0.6rem;background:#f1f5f9;border-radius:0.4rem;font-size:0.8rem;color:#475569}
.mobile-lang a:hover,.mobile-lang a.active{background:#dc2626;color:#fff}

/* --- Hero Section --- */
.hero{position:relative;height:85vh;min-height:500px;max-height:800px;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,0,0,0.72) 0%,rgba(0,0,0,0.5) 100%);z-index:1}
.hero-content{position:relative;z-index:2;max-width:800px;padding:0 1.25rem}
.hero h1{color:#fff;text-shadow:0 3px 20px rgba(0,0,0,0.4);margin-bottom:1.25rem}
.hero p{color:rgba(255,255,255,0.88);font-size:clamp(1rem,1.8vw,1.2rem);margin-bottom:2rem;text-shadow:0 2px 8px rgba(0,0,0,0.3);max-width:600px;margin-left:auto;margin-right:auto}

/* --- Buttons --- */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:0.8rem 2rem;font-size:0.95rem;font-weight:600;border-radius:0.75rem;transition:all .2s;gap:0.4rem;border:none;cursor:pointer}
.btn-primary{background:#dc2626;color:#fff;box-shadow:0 4px 18px rgba(220,38,38,0.3)}
.btn-primary:hover{background:#b91c1c;transform:translateY(-2px);box-shadow:0 6px 24px rgba(220,38,38,0.4)}
.btn-secondary{background:#fff;color:#dc2626;border:2px solid #dc2626}
.btn-secondary:hover{background:#dc2626;color:#fff}
.btn-full{width:100%}

/* --- Sections --- */
.section{padding:4rem 0}
.section-alt{background:#f1f5f9}
.section-header{text-align:center;margin-bottom:2.5rem}
.section-header h2{color:#0f172a;margin-bottom:0.5rem}
.section-header p{color:#64748b;font-size:1rem;max-width:550px;margin:0 auto}

/* --- Cards --- */
.card{background:#fff;border-radius:1rem;padding:1.5rem;border:1px solid #e2e8f0;transition:all .3s}
.card-hover{cursor:pointer}
.card-hover:hover{transform:translateY(-4px);box-shadow:0 15px 35px rgba(0,0,0,0.08);border-color:#cbd5e1}
.card-icon{font-size:2rem;margin-bottom:0.75rem;line-height:1}
.card h3{color:#0f172a;margin-bottom:0.5rem;font-size:1.1rem}
.card p{color:#475569;font-size:0.88rem;line-height:1.55}

/* --- Stats --- */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1.5rem;margin-top:2.5rem;text-align:center}
.stat-number{font-size:clamp(1.75rem,3.5vw,2.5rem);font-weight:800;color:#dc2626;line-height:1}
.stat-label{font-size:0.85rem;color:#475569;margin-top:0.4rem;font-weight:500}

/* --- Grids --- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.25rem}

/* --- Partners (compact icon grid) --- */
.partner-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:0.6rem;align-items:center;justify-items:center}
.partner-card{background:#fff;border-radius:0.5rem;padding:0.5rem;display:flex;align-items:center;justify-content:center;height:52px;width:100%;border:1px solid #e2e8f0;transition:all .2s}
.partner-card:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,0.06);border-color:#cbd5e1}
.partner-card img{max-width:100%;max-height:32px;object-fit:contain}
@media(max-width:1024px){.partner-grid{grid-template-columns:repeat(5,1fr)}}
@media(max-width:768px){.partner-grid{grid-template-columns:repeat(4,1fr);gap:0.5rem}.partner-card{height:48px;padding:0.4rem}.partner-card img{max-height:28px}}
@media(max-width:480px){.partner-grid{grid-template-columns:repeat(3,1fr)}}

/* --- Process Cards --- */
.process-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem}
.process-card{background:#fff;border-radius:1rem;padding:1.25rem;text-align:center;border:1px solid #e2e8f0;transition:all .3s;cursor:pointer}
.process-card:hover{transform:translateY(-4px);box-shadow:0 15px 35px rgba(0,0,0,0.08)}
.process-card img{width:100%;height:120px;object-fit:cover;border-radius:0.6rem;margin-bottom:0.5rem}
.process-card h3{color:#0f172a;margin-bottom:0.4rem;font-size:1rem;display:inline-block;vertical-align:middle}
.process-icon{font-size:0.83rem;line-height:1;display:inline-block;vertical-align:middle;margin-right:0.4rem;margin-bottom:0}

/* --- Map Section --- */
.map-container{background:#fff;border-radius:1.25rem;padding:1rem;box-shadow:0 8px 30px rgba(0,0,0,0.04)}
.map-container img{width:100%;max-height:500px;object-fit:contain;border-radius:0.75rem}

/* --- Contact Form (Anti-bot Protected) --- */
.contact-form{max-width:520px;margin:1.5rem auto 0;position:relative}
.form-group{margin-bottom:0.85rem;position:relative}
.form-input{width:100%;padding:0.9rem 1.1rem;border:1px solid #d1d5db;border-radius:0.7rem;font-size:0.95rem;transition:all .2s;background:#fff;color:#1e293b}
.form-input:focus{outline:none;border-color:#dc2626;box-shadow:0 0 0 3px rgba(220,38,38,0.08)}
.form-input::placeholder{color:#94a3b8}
textarea.form-input{resize:vertical;min-height:100px}

/* Honeypot field - hidden from humans, visible to bots */
.form-hp{position:absolute;left:-9999px;top:-9999px;opacity:0;width:1px;height:1px;overflow:hidden;pointer-events:none}

/* Form status messages */
.form-status{margin-top:1rem;padding:0.75rem 1rem;border-radius:0.6rem;font-size:0.9rem;font-weight:500;text-align:center;display:none}
.form-status.success{background:#dcfce7;color:#166534;border:1px solid #86efac}
.form-status.error{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}
.form-status.visible{display:block;animation:fadeIn .3s ease}

/* Submit button disabled state */
.btn:disabled{opacity:0.6;cursor:not-allowed;transform:none!important}

/* --- Google reCAPTCHA v3 (invisible) --- */
.grecaptcha-badge{visibility:hidden}

/* --- Contact Info (Unified Block) --- */
.contact-unified{max-width:700px;margin:2rem auto 0;background:#fff;border-radius:1rem;border:1px solid #e2e8f0;overflow:hidden}
.contact-unified-inner{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;padding:1.5rem 1rem;gap:0}
.contact-u-item{display:flex;align-items:center;gap:0.6rem;padding:0.5rem 1rem}
.contact-u-icon{font-size:1.15rem;line-height:1}
.contact-u-label{font-size:0.8rem;color:#64748b;text-transform:uppercase;letter-spacing:0.04em;font-weight:500}
.contact-u-value{font-size:0.9rem;color:#0f172a;font-weight:600}
.contact-u-link{color:#dc2626;font-weight:600;font-size:0.9rem;transition:color .2s}
.contact-u-link:hover{color:#b91c1c}
.contact-u-divider{width:1px;height:28px;background:#e2e8f0;margin:0 0.25rem}
@media(max-width:640px){
  .contact-unified-inner{flex-direction:column;gap:0.75rem}
  .contact-u-divider{display:none}
  .contact-u-item{padding:0.25rem 0}
}

/* --- Toast Notification --- */
.toast{position:fixed;bottom:2rem;right:2rem;padding:1rem 1.5rem;border-radius:0.75rem;font-size:0.95rem;font-weight:500;color:#fff;box-shadow:0 8px 30px rgba(0,0,0,0.15);z-index:300;transform:translateY(120px);opacity:0;transition:all .4s cubic-bezier(0.175,0.885,0.32,1.275);max-width:400px;line-height:1.5}
.toast.visible{transform:translateY(0);opacity:1}
.toast.success{background:#16a34a}
.toast.error{background:#dc2626}
.toast.info{background:#2563eb}
.toast-close{position:absolute;top:0.35rem;right:0.5rem;background:none;border:none;color:rgba(255,255,255,0.7);font-size:1.1rem;cursor:pointer;line-height:1;padding:0.2rem}
.toast-close:hover{color:#fff}

/* --- 404 Page --- */
.error-page{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:2rem;background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%);color:#fff}
.error-code{font-size:clamp(6rem,15vw,12rem);font-weight:800;color:#dc2626;line-height:1;opacity:0.9;text-shadow:0 4px 30px rgba(220,38,38,0.3)}
.error-title{font-size:clamp(1.5rem,4vw,2.5rem);font-weight:700;color:#f8fafc;margin-bottom:1rem}
.error-desc{color:#94a3b8;font-size:1.1rem;margin-bottom:2rem;max-width:500px;margin-left:auto;margin-right:auto}
.error-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* --- Footer --- */
.site-footer{background:#0f172a;color:#94a3b8;padding:2rem 0;text-align:center;font-size:0.82rem}
.site-footer p{max-width:600px;margin:0 auto;color:#94a3b8}

/* --- Modals --- */
.modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.75);z-index:200;justify-content:center;align-items:center;padding:1rem;backdrop-filter:blur(3px)}
.modal.active{display:flex}
.modal-content{background:#fff;border-radius:1.25rem;max-width:720px;width:100%;max-height:80vh;overflow-y:auto;padding:2rem;animation:modalIn .25s ease;position:relative}
@keyframes modalIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.modal-close{position:absolute;top:0.75rem;right:0.75rem;width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:1.35rem;color:#64748b;cursor:pointer;border-radius:50%;transition:all .2s;background:none;border:none}
.modal-close:hover{background:#f1f5f9;color:#dc2626}
.modal h3{color:#dc2626;margin-bottom:0.75rem;font-size:1.2rem}
.modal h4{color:#0f172a;margin:1rem 0 0.4rem;font-size:0.95rem;font-weight:600}
.modal ul{padding-left:1.1rem;list-style:disc;margin-bottom:0.6rem}
.modal ul li{color:#475569;margin-bottom:0.25rem;line-height:1.5;font-size:0.88rem}
.modal p{color:#475569;line-height:1.6;margin-bottom:0.6rem;font-size:0.88rem}
.modal-img{width:100%;max-height:160px;object-fit:cover;border-radius:0.6rem;margin-bottom:0.75rem}

/* --- Responsive --- */
@media(max-width:768px){
  .main-nav{display:none!important}
  .mobile-toggle{display:flex!important}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .hero{height:70vh;min-height:400px;max-height:600px}
  .section{padding:2.5rem 0}
  .partners-grid{grid-template-columns:repeat(3,1fr)}
  .process-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:1rem}
  .partner-card{height:60px;padding:0.5rem}
  .partner-card img{max-height:35px}
  .process-card img{height:120px}
}

@media(min-width:769px){
  .mobile-nav{display:none!important}
  .mobile-toggle{display:none!important}
}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}

/* Utility */
.text-center{text-align:center}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}