/* ═══════════════════════════════════════════════════════
   VELQUIRY — Design System & Styles
   ═══════════════════════════════════════════════════════ */

/* ── Reset & Variables ──────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg-deep:#0b1121;
  --bg-card:#0f1729;
  --bg-card-hover:#142033;
  --bg-surface:#172035;
  --border:#1e2d4a;
  --border-light:#253a5c;
  --text-primary:#f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:#64748b;
  --accent-1:#3b82f6;
  --accent-2:#7c3aed;
  --accent-3:#60a5fa;
  --accent-gradient:linear-gradient(135deg,#7c3aed,#3b82f6,#38bdf8);
  --cta-primary:#3b82f6;
  --cta-hover:#60a5fa;
  --cta-glow:rgba(59,130,246,.3);
  --success:#22c55e;
  --error:#ef4444;
  --radius-sm:8px;
  --radius-md:12px;
  --radius-lg:20px;
  --radius-xl:28px;
  --shadow-sm:0 2px 8px rgba(0,0,0,.3);
  --shadow-md:0 8px 32px rgba(0,0,0,.4);
  --shadow-lg:0 16px 64px rgba(0,0,0,.5);
  --transition:all .3s cubic-bezier(.4,0,.2,1);
  --font:'Inter',system-ui,-apple-system,sans-serif;
}

html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--font);background:var(--bg-deep);color:var(--text-primary);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}

/* ── Container ──────────────────────────────────────── */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ── Typography ─────────────────────────────────────── */
.gradient-text{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-label{display:inline-block;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:3px;color:var(--accent-3);margin-bottom:16px;padding:6px 16px;background:rgba(59,130,246,.1);border:1px solid rgba(59,130,246,.2);border-radius:999px}
.section-title{font-size:clamp(2rem,5vw,3.2rem);font-weight:800;line-height:1.15;margin-bottom:20px;letter-spacing:-.02em}
.section-sub{font-size:1.15rem;color:var(--text-secondary);max-width:680px;margin:0 auto 48px;line-height:1.7}

/* ── Buttons ────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font);font-size:.95rem;font-weight:600;padding:12px 28px;border-radius:var(--radius-sm);border:none;cursor:pointer;text-decoration:none;transition:var(--transition);white-space:nowrap}
.btn--primary{background:var(--cta-primary);color:#ffffff;box-shadow:0 4px 20px var(--cta-glow)}
.btn--primary:hover{background:var(--cta-hover);transform:translateY(-2px);box-shadow:0 8px 32px var(--cta-glow)}
.btn--outline{background:transparent;color:var(--text-primary);border:1.5px solid var(--border-light)}
.btn--outline:hover{border-color:var(--accent-1);color:var(--accent-3);background:rgba(59,130,246,.08)}
.btn--lg{padding:16px 36px;font-size:1.05rem;border-radius:var(--radius-md)}
.btn--full{width:100%}

/* ── Header ─────────────────────────────────────────── */
.header{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 0;transition:var(--transition);background:transparent}
.header.scrolled{background:rgba(11,17,33,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:10px 0}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav__logo{display:flex;align-items:center;text-decoration:none;flex-shrink:0}
.nav__logo img{height:144px;width:auto;object-fit:contain;filter:brightness(1.8)}
.nav__logo:hover{opacity:.9}
.nav__menu{display:flex;list-style:none;gap:32px}
.nav__link{color:var(--text-secondary);text-decoration:none;font-size:.9rem;font-weight:500;transition:var(--transition);position:relative}
.nav__link:hover{color:var(--text-primary)}
.nav__link::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--accent-gradient);transition:width .3s ease}
.nav__link:hover::after{width:100%}
.nav__cta{font-size:.85rem;padding:10px 22px}
.nav__toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.nav__toggle span{display:block;width:24px;height:2px;background:var(--text-primary);transition:var(--transition)}

/* ── Hero ───────────────────────────────────────────── */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:120px 0 80px;text-align:center;overflow:hidden}
.hero__inner{position:relative;z-index:2}
.hero__badge{display:inline-block;padding:8px 20px;background:rgba(59,130,246,.12);border:1px solid rgba(59,130,246,.25);border-radius:999px;font-size:.85rem;font-weight:600;color:var(--accent-3);margin-bottom:28px;letter-spacing:1px}
.hero__logo{margin-bottom:32px}
.hero__logo img{height:400px;width:auto;object-fit:contain;filter:brightness(1.6) drop-shadow(0 4px 24px rgba(59,130,246,.25))}
.hero__title{font-size:clamp(2.5rem,7vw,4.5rem);font-weight:900;line-height:1.08;margin-bottom:24px;letter-spacing:-.03em}
.hero__sub{font-size:1.2rem;color:var(--text-secondary);max-width:640px;margin:0 auto 40px;line-height:1.7}
.hero__ctas{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:56px}
.hero__proof{display:flex;gap:40px;justify-content:center;flex-wrap:wrap}
.hero__stat{display:flex;align-items:center;gap:8px;font-size:.95rem;color:var(--text-secondary)}
.hero__stat strong{font-size:1.6rem;font-weight:800;color:var(--accent-3)}
.hero__glow{position:absolute;top:-20%;left:50%;transform:translateX(-50%);width:800px;height:800px;background:radial-gradient(circle,rgba(59,130,246,.12) 0%,rgba(59,130,246,.06) 40%,transparent 70%);pointer-events:none;z-index:0}

/* ── Problems ───────────────────────────────────────── */
.problems{padding:100px 0;text-align:center}
.problems__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px;margin-top:16px}
.problem-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:32px 24px;text-align:left;transition:var(--transition)}
.problem-card:hover{border-color:var(--accent-1);transform:translateY(-4px);box-shadow:0 8px 32px rgba(59,130,246,.1)}
.problem-card__icon{font-size:2rem;margin-bottom:16px}
.problem-card h3{font-size:1.05rem;font-weight:700;margin-bottom:10px;line-height:1.3}
.problem-card p{font-size:.9rem;color:var(--text-secondary);line-height:1.6}

/* ── Systems ────────────────────────────────────────── */
.systems{padding:100px 0;text-align:center;background:linear-gradient(180deg,var(--bg-deep) 0%,rgba(15,17,23,.6) 100%)}
.systems__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px;margin-top:16px}
.system-card{position:relative;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px 32px;text-align:left;transition:var(--transition);overflow:hidden}
.system-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent-gradient);opacity:0;transition:opacity .3s ease}
.system-card:hover{border-color:var(--accent-2);transform:translateY(-6px);box-shadow:var(--shadow-md)}
.system-card:hover::before{opacity:1}
.system-card__num{font-size:3.5rem;font-weight:900;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;opacity:.4;line-height:1;margin-bottom:16px}
.system-card__title{font-size:1.3rem;font-weight:700;margin-bottom:12px}
.system-card__desc{font-size:.95rem;color:var(--text-secondary);line-height:1.7;margin-bottom:20px}
.system-card__link{color:var(--accent-3);font-weight:600;text-decoration:none;font-size:.9rem;transition:var(--transition)}
.system-card__link:hover{color:var(--cta-primary)}
.systems__cta{margin-top:56px}

/* ── How It Works ───────────────────────────────────── */
.how-it-works{padding:100px 0;text-align:center}
.steps__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:32px;margin-top:16px;position:relative}
.step{position:relative;padding:32px 24px;text-align:center}
.step__num{width:56px;height:56px;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;border-radius:50%;background:var(--accent-gradient);color:#fff;font-size:1.3rem;font-weight:800}
.step h3{font-size:1.15rem;font-weight:700;margin-bottom:10px}
.step p{font-size:.9rem;color:var(--text-secondary);line-height:1.6}
.how__cta{margin-top:48px}

/* ── CTA Banner ─────────────────────────────────────── */
.cta-banner{padding:80px 0;background:var(--accent-gradient);text-align:center}
.cta-banner h2{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;color:#fff;margin-bottom:16px}
.cta-banner p{font-size:1.1rem;color:rgba(255,255,255,.85);max-width:560px;margin:0 auto 32px;line-height:1.7}
.cta-banner .btn--primary{background:#fff;color:var(--accent-1);box-shadow:0 4px 20px rgba(0,0,0,.2);font-weight:700}
.cta-banner .btn--primary:hover{background:#f0f4ff;transform:translateY(-2px)}

/* ── Services ───────────────────────────────────────── */
.services{padding:100px 0;text-align:center}
.services__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px}
.service-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px 32px;text-align:left;transition:var(--transition)}
.service-card:hover{border-color:var(--accent-2);transform:translateY(-4px);box-shadow:var(--shadow-md)}
.service-card__icon{font-size:2.5rem;margin-bottom:20px}
.service-card h3{font-size:1.25rem;font-weight:700;margin-bottom:12px}
.service-card p{font-size:.95rem;color:var(--text-secondary);line-height:1.7;margin-bottom:24px}

/* ── Trust ──────────────────────────────────────────── */
.trust{padding:100px 0;text-align:center;background:var(--bg-card)}
.trust__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:28px;margin-top:40px}
.trust-item{padding:32px 24px;text-align:center}
.trust-item__icon{font-size:2.5rem;margin-bottom:16px}
.trust-item h3{font-size:1.1rem;font-weight:700;margin-bottom:8px}
.trust-item p{font-size:.9rem;color:var(--text-secondary);line-height:1.6}

/* ── Testimonials ───────────────────────────────────── */
.testimonials{padding:100px 0;text-align:center}
.testimonials__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px;margin-top:16px}
.testimonial-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px 28px;text-align:left;transition:var(--transition)}
.testimonial-card:hover{border-color:var(--accent-2);transform:translateY(-4px)}
.testimonial-card__stars{color:var(--cta-primary);font-size:1.1rem;margin-bottom:16px;letter-spacing:2px}
.testimonial-card__text{font-size:1rem;line-height:1.7;margin-bottom:20px;font-style:italic;color:var(--text-secondary)}
.testimonial-card__author{font-size:.85rem;font-weight:600;color:var(--accent-3)}

/* ── FAQ ────────────────────────────────────────────── */
.faq{padding:100px 0;text-align:center}
.faq__list{max-width:760px;margin:0 auto;text-align:left}
.faq-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:12px;overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:var(--border-light)}
.faq-item summary{padding:20px 24px;cursor:pointer;font-weight:600;font-size:1rem;list-style:none;display:flex;align-items:center;justify-content:space-between;transition:var(--transition)}
.faq-item summary::after{content:'+';font-size:1.5rem;color:var(--accent-3);transition:transform .3s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item[open]{border-color:var(--accent-1)}
.faq-item p{padding:0 24px 20px;font-size:.95rem;color:var(--text-secondary);line-height:1.7}

/* ── Contact ────────────────────────────────────────── */
.contact{padding:100px 0;background:var(--bg-card)}
.contact__inner{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:start}
.contact__info p{color:var(--text-secondary);line-height:1.7;margin-bottom:32px;font-size:1.05rem}
.contact__methods{display:flex;flex-direction:column;gap:16px}
.contact-form{background:var(--bg-deep);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px 32px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.85rem;font-weight:600;color:var(--text-secondary);margin-bottom:6px}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 16px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-family:var(--font);font-size:.95rem;transition:var(--transition);outline:none}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--accent-1);box-shadow:0 0 0 3px rgba(59,130,246,.15)}
.form-group textarea{resize:vertical;min-height:100px}
.form-group select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.form-consent{display:flex;align-items:center;gap:10px;font-size:.85rem;color:var(--text-secondary);margin-bottom:20px;cursor:pointer}
.form-consent input{width:auto;accent-color:var(--accent-1)}
.form-status{text-align:center;margin-top:16px;font-size:.9rem;font-weight:600;min-height:24px}
.form-status.success{color:var(--success)}
.form-status.error{color:var(--error)}

/* ── Footer ─────────────────────────────────────────── */
.footer{padding:64px 0 32px;border-top:1px solid var(--border)}
.footer__inner{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:48px;margin-bottom:48px}
.footer__logo{display:flex;align-items:center;text-decoration:none;margin-bottom:12px}
.footer__logo img{height:36px;width:auto;object-fit:contain;filter:brightness(1.8)}
.footer__brand p{color:var(--text-muted);font-size:.9rem}
.footer__links h4{font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-secondary);margin-bottom:16px}
.footer__links ul{list-style:none}
.footer__links li{margin-bottom:10px}
.footer__links a{color:var(--text-muted);text-decoration:none;font-size:.9rem;transition:var(--transition)}
.footer__links a:hover{color:var(--accent-3)}
.footer__bottom{text-align:center;padding-top:32px;border-top:1px solid var(--border)}
.footer__bottom p{font-size:.8rem;color:var(--text-muted)}

/* ── Chatbot ────────────────────────────────────────── */
.chatbot{position:fixed;bottom:24px;right:24px;z-index:999}
.chatbot__toggle{display:flex;align-items:center;gap:10px;padding:14px 22px;background:var(--accent-gradient);color:#fff;border:none;border-radius:999px;cursor:pointer;font-family:var(--font);font-weight:600;font-size:.9rem;box-shadow:0 8px 32px rgba(59,130,246,.3);transition:var(--transition)}
.chatbot__toggle:hover{transform:translateY(-2px) scale(1.03);box-shadow:0 12px 40px rgba(59,130,246,.4)}
.chatbot__toggle svg{flex-shrink:0}
.chatbot__badge{white-space:nowrap}
.chatbot__window{display:none;position:absolute;bottom:72px;right:0;width:380px;max-height:520px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);flex-direction:column;overflow:hidden;animation:chatSlide .3s ease}
.chatbot__window.open{display:flex}
@keyframes chatSlide{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
.chatbot__header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);background:var(--bg-deep)}
.chatbot__header-info{display:flex;flex-direction:column;gap:2px}
.chatbot__header-info strong{font-size:.95rem}
.chatbot__header-info span{font-size:.75rem;color:var(--success)}
.chatbot__close{background:none;border:none;color:var(--text-muted);font-size:1.2rem;cursor:pointer;padding:4px}
.chatbot__close:hover{color:var(--text-primary)}
.chatbot__messages{flex:1;overflow-y:auto;padding:16px 20px;display:flex;flex-direction:column;gap:12px;min-height:260px;max-height:320px}
.chat-msg{max-width:85%;padding:12px 16px;border-radius:var(--radius-md);font-size:.9rem;line-height:1.5;animation:msgFade .3s ease}
@keyframes msgFade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.chat-msg--bot{background:var(--bg-surface);border:1px solid var(--border);align-self:flex-start;border-bottom-left-radius:4px}
.chat-msg--user{background:var(--accent-1);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.chat-msg a{color:var(--cta-primary);text-decoration:underline}
.chat-msg--user a{color:#fff}
.chatbot__options{display:flex;flex-wrap:wrap;gap:8px;padding:0 20px 12px}
.chat-option-btn{padding:8px 14px;background:rgba(59,130,246,.1);border:1px solid rgba(59,130,246,.25);color:var(--accent-3);border-radius:999px;font-family:var(--font);font-size:.8rem;font-weight:500;cursor:pointer;transition:var(--transition)}
.chat-option-btn:hover{background:rgba(59,130,246,.2);border-color:var(--accent-1)}
.chatbot__input-area{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border);background:var(--bg-deep)}
.chatbot__input-area input{flex:1;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;color:var(--text-primary);font-family:var(--font);font-size:.9rem;outline:none}
.chatbot__input-area input:focus{border-color:var(--accent-1)}
.chatbot__input-area button{background:var(--accent-1);border:none;color:#fff;width:40px;height:40px;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition);flex-shrink:0}
.chatbot__input-area button:hover{background:var(--accent-2)}

/* ── Scroll CTA ─────────────────────────────────────── */
.scroll-cta{position:fixed;bottom:0;left:0;right:0;background:rgba(11,17,33,.95);backdrop-filter:blur(12px);border-top:1px solid var(--border);padding:14px 0;z-index:998;transform:translateY(100%);transition:transform .4s ease;display:none}
.scroll-cta.visible{transform:translateY(0);display:block}
.scroll-cta__inner{display:flex;align-items:center;justify-content:center;gap:20px}
.scroll-cta__inner p{font-weight:600;font-size:.95rem}
.scroll-cta__close{background:none;border:none;color:var(--text-muted);font-size:1rem;cursor:pointer;padding:4px 8px}

/* ── Reveal Animation ───────────────────────────────── */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ── Mobile ─────────────────────────────────────────── */
@media(max-width:900px){
  .contact__inner{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:768px){
  .nav__menu{position:fixed;top:0;right:-100%;width:280px;height:100vh;background:var(--bg-deep);flex-direction:column;padding:80px 32px;gap:24px;transition:right .3s ease;border-left:1px solid var(--border);z-index:1001}
  .nav__menu.open{right:0}
  .nav__toggle{display:flex;z-index:1002}
  .nav__cta{display:none}
  .hero__title{font-size:clamp(2rem,8vw,3rem)}
  .hero__proof{gap:20px}
  .hero__stat strong{font-size:1.2rem}
  .systems__grid,.services__grid,.testimonials__grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .chatbot__window{width:calc(100vw - 32px);right:-8px;bottom:68px;max-height:460px}
  .chatbot__badge{display:none}
  .chatbot__toggle{padding:14px;border-radius:50%;width:52px;height:52px}
  .footer__inner{grid-template-columns:1fr}
  .scroll-cta__inner{flex-direction:column;gap:10px;text-align:center}
}