/* ═══════════════════════════════════════════════════════════════
   JBSync shared styles — base tokens, nav, footer, buttons,
   form, chat widget, animations. Used by index.html (choice
   page) and voice.html. installaties.html keeps its own inline
   styles to stay stable.
═══════════════════════════════════════════════════════════════ */

/* ── Design tokens ───────────────────────────────────────── */
:root{
  --color-accent:#0EA5A0;
  --color-cta:#F59E0B;
  --color-cta-light:#FBBF24;
  --color-cta-hover:#D97706;
  --color-cta-text:#FFFFFF;
  --border-radius-card:12px;
}
[data-theme="dark"],.dark{
  --color-bg:#0F172A;
  --color-bg-card:#1E293B;
  --color-bg-section:#162033;
  --color-text-primary:#FAFAFA;
  --color-text-secondary:#94A3B8;
  --color-border:#334155;
  --color-shadow:rgba(0,0,0,0.25);
  --color-bg-nav:rgba(15,23,42,0.92);
  --color-badge-bg:rgba(14,165,160,0.12);
  --logo-block:#E8EFF7;
  --logo-text:#E8EFF7;
  --footer-logo:#FFFFFF;
}
[data-theme="light"],.light{
  --color-bg:#F0F4F8;
  --color-bg-card:#FFFFFF;
  --color-bg-section:#F8FAFC;
  --color-text-primary:#1E293B;
  --color-text-secondary:#64748B;
  --color-border:#E2E8F0;
  --color-shadow:rgba(11,61,110,0.06);
  --color-bg-nav:rgba(240,244,248,0.92);
  --color-badge-bg:rgba(14,165,160,0.08);
}

/* ── Reset + base ────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',sans-serif;
  background:var(--color-bg);
  background-image:radial-gradient(circle,var(--color-border) 1px,transparent 1px);
  background-size:24px 24px;
  color:var(--color-text-primary);
  font-size:clamp(1rem,1.1vw,1.125rem);
  line-height:1.7;
  transition:background-color .3s,color .3s;
  -webkit-tap-highlight-color:transparent;
}
@supports not (-webkit-touch-callout:none){
  body{background-attachment:fixed}
}
body.loading{opacity:0}
body.loaded{opacity:1;transition:opacity .6s ease}

/* ── Typography ──────────────────────────────────────────── */
h1{font-size:clamp(3rem,6vw,5.5rem);font-weight:800;letter-spacing:-0.03em;line-height:1.05}
h2{font-size:clamp(2rem,4vw,3.5rem);font-weight:700;letter-spacing:-0.025em;line-height:1.1}
h3{font-size:clamp(1.25rem,2.5vw,1.75rem);font-weight:600;line-height:1.3}
::selection{background:rgba(14,165,160,0.25);color:inherit}

a{color:inherit}

/* ── Buttons ─────────────────────────────────────────────── */
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--color-cta);color:var(--color-cta-text);
  font-weight:700;font-size:16px;padding:14px 28px;border-radius:8px;
  border:none;cursor:pointer;text-decoration:none;
  transition:background .2s,transform .15s,box-shadow .3s;
  white-space:nowrap;position:relative;overflow:hidden;
  font-family:'Inter',sans-serif;
}
.btn-cta:hover{
  background:var(--color-cta-hover);
  transform:translateY(-2px);
  box-shadow:0 0 30px rgba(245,158,11,.25),0 8px 24px rgba(245,158,11,.2);
}
.btn-cta:active{transform:scale(0.98);box-shadow:0 0 15px rgba(245,158,11,.15)}
.btn-cta::after{
  content:'';position:absolute;inset:0;border-radius:inherit;
  background:linear-gradient(135deg,rgba(255,255,255,.15) 0%,transparent 60%);
  pointer-events:none;
}
.btn-cta-lg{font-size:18px;padding:16px 36px;border-radius:10px}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--color-text-primary);
  font-weight:600;font-size:16px;padding:13px 27px;border-radius:8px;
  border:1.5px solid var(--color-border);cursor:pointer;text-decoration:none;
  transition:border-color .2s,color .2s,background .2s,transform .15s;
  white-space:nowrap;font-family:'Inter',sans-serif;
}
.btn-outline:hover{
  border-color:var(--color-accent);color:var(--color-accent);
  background:rgba(14,165,160,.06);transform:translateY(-2px);
}

/* ── Badges / labels ─────────────────────────────────────── */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(14,165,160,.12);color:var(--color-accent);
  border:1px solid rgba(14,165,160,.25);border-radius:100px;
  padding:6px 14px;font-size:13px;font-weight:600;
}
.badge-yellow{background:rgba(245,158,11,.12);color:#D4AF00;border:1px solid rgba(245,158,11,.25)}
[data-theme="light"] .badge-yellow,.light .badge-yellow{color:#8B7800}
.section-badge{
  display:inline-block;padding:6px 16px;border-radius:100px;
  font-size:0.8rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;
  background:var(--color-badge-bg,rgba(14,165,160,0.12));
  color:var(--color-accent);margin-bottom:16px;
}
.section-eyebrow{
  font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--color-accent);margin-bottom:12px;display:block;
}
.section-subtitle{
  color:var(--color-text-secondary);font-size:1.05rem;margin-top:12px;
  max-width:620px;margin-left:auto;margin-right:auto;line-height:1.7;
}

/* ── Nav ─────────────────────────────────────────────────── */
#main-nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:var(--color-bg-nav);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--color-border);
  transition:background .3s;
}
.nav-inner{
  max-width:1200px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;height:68px;
}
.nav-logo img{height:36px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{
  padding:8px 14px;border-radius:6px;font-size:15px;font-weight:500;
  color:var(--color-text-secondary);text-decoration:none;
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--color-text-primary);background:var(--color-bg-section)}
.nav-links a.is-active{color:var(--color-accent)}
.nav-right{display:flex;align-items:center;gap:10px}
.nav-login{
  padding:8px 18px;border-radius:6px;font-size:15px;font-weight:600;
  color:var(--color-text-secondary);text-decoration:none;
  border:1px solid var(--color-border);
  transition:color .2s,border-color .2s,background .2s;
}
.nav-login:hover{color:var(--color-text-primary);border-color:var(--color-accent)}
#theme-toggle{
  width:36px;height:36px;border-radius:6px;border:1px solid var(--color-border);
  background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;
  color:var(--color-text-secondary);transition:color .2s,border-color .2s,background .2s;
}
#theme-toggle:hover{color:var(--color-accent);border-color:var(--color-accent);background:rgba(14,165,160,.06)}
.hamburger{
  display:none;width:40px;height:40px;border-radius:6px;border:1px solid var(--color-border);
  background:transparent;cursor:pointer;align-items:center;justify-content:center;
  color:var(--color-text-primary);flex-direction:column;gap:5px;padding:8px;
  transition:border-color .2s;
}
.hamburger:hover{border-color:var(--color-accent)}
.hamburger span{display:block;height:2px;border-radius:2px;background:currentColor;width:100%;transition:transform .3s,opacity .3s}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

#mobile-menu{
  display:none;position:fixed;top:68px;left:0;right:0;bottom:0;z-index:999;
  background:var(--color-bg);padding:24px;flex-direction:column;gap:8px;
  border-top:1px solid var(--color-border);
}
#mobile-menu.open{display:flex}
#mobile-menu a{
  padding:14px 16px;border-radius:8px;font-size:17px;font-weight:600;
  color:var(--color-text-primary);text-decoration:none;
  border:1px solid transparent;
  transition:border-color .2s,background .2s;
}
#mobile-menu a:hover{border-color:var(--color-border);background:var(--color-bg-card)}
#mobile-menu .mobile-cta{margin-top:12px}

/* ── Sections / container ────────────────────────────────── */
section{padding:clamp(80px,10vw,140px) 24px;position:relative}
.container{max-width:1200px;margin:0 auto}

/* Gradient divider */
.section-divider{
  height:1px;
  background:linear-gradient(90deg,transparent 0%,var(--color-border) 30%,var(--color-border) 70%,transparent 100%);
  border:none;margin:0;
}

/* ── Cards (generic) ─────────────────────────────────────── */
.card{
  background:var(--color-bg-card);
  border:1px solid var(--color-border);
  border-radius:var(--border-radius-card);
  padding:32px;
  box-shadow:0 2px 8px rgba(0,0,0,.04),0 4px 24px var(--color-shadow);
  transition:transform .25s cubic-bezier(.4,0,.2,1),box-shadow .25s,border-color .25s;
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(14,165,160,.3);
  box-shadow:0 16px 48px rgba(0,0,0,.2),0 4px 16px rgba(0,0,0,.08);
}

/* ── FAQ ─────────────────────────────────────────────────── */
.faq-item{border-bottom:1px solid var(--color-border)}
.faq-q{
  width:100%;background:none;border:none;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--color-text-primary);
  font-family:'Inter',sans-serif;
}
.faq-q:hover{color:var(--color-accent)}
.faq-icon{flex-shrink:0;transition:transform .3s;color:var(--color-accent)}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{
  overflow:hidden;max-height:0;transition:max-height .4s ease,padding .3s ease;
  font-size:15px;color:var(--color-text-secondary);line-height:1.7;
}
.faq-item.open .faq-a{max-height:400px;padding-bottom:20px}

/* ── Contact section + form ──────────────────────────────── */
#contact{
  background:linear-gradient(135deg,#0B3D6E 0%,#093258 40%,#0F172A 100%);
  position:relative;overflow:hidden;
}
#contact::before{
  content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;
  background:radial-gradient(circle,rgba(14,165,160,0.15) 0%,transparent 70%);
  pointer-events:none;
}
#contact::after{
  content:'';position:absolute;bottom:-30%;left:-10%;width:500px;height:500px;
  background:radial-gradient(circle,rgba(245,158,11,0.08) 0%,transparent 70%);
  pointer-events:none;
}
#contact .container{position:relative;z-index:1}
#contact .section-badge{background:rgba(14,165,160,0.15);color:#4DCAC6}
#contact h2{color:#FFFFFF}
#contact p{color:#94A3B8}
#contact .scarcity{color:#F59E0B}
[data-theme="light"] #contact{background:linear-gradient(135deg,#0B3D6E 0%,#093258 40%,#0F172A 100%)}
.contact-form-card{
  background:rgba(255,255,255,0.06);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:20px;padding:36px;
  box-shadow:0 20px 60px rgba(0,0,0,0.3),0 0 0 1px rgba(255,255,255,0.05) inset;
  position:relative;
}
.contact-form-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent);
}
[data-theme="light"] .contact-form-card{background:rgba(255,255,255,0.08)}
.contact-form-title{font-size:18px;font-weight:700;color:#FFFFFF;margin-bottom:6px}
.contact-form-subtitle{font-size:14px;color:#94A3B8;margin-bottom:24px}
.contact-form{max-width:520px;display:flex;flex-direction:column;gap:14px}
.form-group{display:flex;flex-direction:column;gap:5px}
.form-label{font-size:0.82rem;font-weight:600;color:#94A3B8;letter-spacing:0.02em}
.form-input{
  width:100%;padding:13px 16px;border-radius:10px;
  border:1.5px solid rgba(255,255,255,0.1);
  background:rgba(255,255,255,0.05);color:#FFFFFF;
  font-size:max(16px,0.95rem);font-family:'Inter',sans-serif;
  outline:none;transition:border-color .2s,box-shadow .2s,background .2s;
}
.form-input:focus{border-color:#0EA5A0;box-shadow:0 0 0 3px rgba(14,165,160,0.15);background:rgba(255,255,255,0.08)}
.form-input::placeholder{color:rgba(148,163,184,0.6)}
select.form-input{
  cursor:pointer;-webkit-appearance:none;appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;
}
textarea.form-input{min-height:80px;resize:vertical}
.form-privacy{font-size:13px;color:#64748B}
.scarcity{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.25);
  border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;
  color:#D4AF00;margin-bottom:24px;
}
[data-theme="light"] .scarcity,.light .scarcity{color:#8B7800}

/* ── Footer ──────────────────────────────────────────────── */
footer{
  background:var(--color-bg-section);border-top:1px solid var(--color-border);
  padding:56px 24px 32px;
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;
  max-width:1200px;margin:0 auto;padding-bottom:40px;
  border-bottom:1px solid var(--color-border);
}
.footer-logo img{height:32px;margin-bottom:12px}
.footer-tagline{font-size:14px;color:var(--color-text-secondary);margin-bottom:16px}
.footer-address{font-size:13px;color:var(--color-text-secondary);line-height:1.8}
.footer-address a{color:var(--color-text-secondary);text-decoration:none;transition:color .2s}
.footer-address a:hover{color:var(--color-accent)}
.footer-links{display:flex;flex-direction:column;gap:8px;margin-top:4px}
.footer-links a{font-size:14px;color:var(--color-text-secondary);text-decoration:none;transition:color .2s}
.footer-links a:hover{color:var(--color-accent)}
.footer-col-title{
  font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--color-text-secondary);margin-bottom:14px;
}
.footer-bottom{
  max-width:1200px;margin:32px auto 0;
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;
}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px}
.footer-badge{
  background:var(--color-bg-card);border:1px solid var(--color-border);
  border-radius:6px;padding:6px 12px;font-size:12px;font-weight:600;
  color:var(--color-text-secondary);
}
.footer-copy{font-size:13px;color:var(--color-text-secondary)}

/* ── Chat widget ─────────────────────────────────────────── */
.jbs-chat-btn{
  position:fixed;bottom:20px;right:20px;z-index:9999;
  width:56px;height:56px;border-radius:50%;
  background:var(--color-accent);border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 20px rgba(14,165,160,.4);
  transition:transform .2s,box-shadow .2s;
}
.jbs-chat-btn:hover{transform:scale(1.08);box-shadow:0 6px 28px rgba(14,165,160,.5)}
.jbs-chat-btn svg{width:26px;height:26px;color:#fff;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.jbs-chat-btn .jbs-close-icon{display:none}
.jbs-chat-btn.open .jbs-chat-icon{display:none}
.jbs-chat-btn.open .jbs-close-icon{display:block}
.jbs-chat-btn-pulse{animation:jbs-pulse 2s infinite}
@keyframes jbs-pulse{
  0%,100%{box-shadow:0 4px 20px rgba(14,165,160,.4)}
  50%{box-shadow:0 4px 20px rgba(14,165,160,.4),0 0 0 8px rgba(14,165,160,.15)}
}
/* ── FAB popover menu ── */
.jbs-fab-menu{
  position:fixed;bottom:88px;right:20px;z-index:9998;
  display:flex;flex-direction:column;gap:4px;
  background:var(--color-bg-card);border:1px solid var(--color-border);
  border-radius:14px;padding:8px;min-width:220px;
  box-shadow:0 12px 40px rgba(0,0,0,.25);
  opacity:0;transform:translateY(8px) scale(.96);pointer-events:none;
  transition:opacity .18s ease,transform .18s ease;
}
.jbs-fab-menu.show{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}
.jbs-fab-menu-item{
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;border-radius:10px;border:none;background:transparent;
  font-size:14px;font-weight:600;color:var(--color-text-primary);
  text-decoration:none;cursor:pointer;text-align:left;width:100%;
  font-family:inherit;
  transition:background .15s;
}
.jbs-fab-menu-item:hover{background:var(--color-bg-section)}
.jbs-fab-menu-item .jbs-fab-icon{
  width:28px;height:28px;border-radius:8px;
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
}
.jbs-fab-menu-item .jbs-fab-icon svg{width:16px;height:16px;color:#fff}
.jbs-fab-menu-item.fab-chat .jbs-fab-icon{background:var(--color-accent)}
.jbs-fab-menu-item.fab-wa .jbs-fab-icon{background:#25D366}
.jbs-welcome{
  position:fixed;bottom:86px;right:20px;z-index:9998;
  background:var(--color-bg-card);border:1px solid var(--color-border);
  border-radius:16px;padding:14px 18px;max-width:280px;
  box-shadow:0 8px 30px rgba(0,0,0,.2);font-size:14px;color:var(--color-text-primary);
  line-height:1.5;opacity:0;transform:translateY(10px);
  transition:opacity .3s,transform .3s;pointer-events:none;
}
.jbs-welcome.show{opacity:1;transform:translateY(0);pointer-events:auto}
.jbs-welcome-close{
  position:absolute;top:6px;right:10px;background:none;border:none;cursor:pointer;
  color:var(--color-text-secondary);font-size:16px;line-height:1;padding:4px;
}
.jbs-chat{
  position:fixed;bottom:86px;right:20px;z-index:9998;
  width:380px;height:520px;border-radius:16px;
  background:var(--color-bg-card);border:1px solid var(--color-border);
  box-shadow:0 12px 48px rgba(0,0,0,.25);
  display:flex;flex-direction:column;
  opacity:0;transform:translateY(16px) scale(.96);
  transition:opacity .25s,transform .25s;pointer-events:none;overflow:hidden;
}
.jbs-chat.open{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}
.jbs-chat-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 18px;border-bottom:1px solid var(--color-border);
  background:var(--color-bg-section);
}
.jbs-chat-header-title{
  display:flex;align-items:center;gap:10px;
  font-weight:700;font-size:15px;color:var(--color-text-primary);
}
.jbs-chat-header-logo{
  width:28px;height:28px;border-radius:8px;
  background:var(--color-accent);
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:11px;color:#fff;
}
.jbs-chat-header button{
  background:none;border:none;cursor:pointer;color:var(--color-text-secondary);
  font-size:20px;padding:4px 6px;line-height:1;
}
.jbs-chat-messages{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:12px}
.jbs-msg{display:flex;gap:8px;max-width:88%;animation:jbs-msg-in .3s ease}
.jbs-msg-agent{align-self:flex-start}
.jbs-msg-user{align-self:flex-end;flex-direction:row-reverse}
.jbs-msg-avatar{
  width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px;
  font-size:10px;font-weight:700;
}
.jbs-msg-agent .jbs-msg-avatar{background:rgba(14,165,160,.15);color:var(--color-accent)}
.jbs-msg-user .jbs-msg-avatar{background:rgba(99,102,241,.15);color:#6366f1}
.jbs-msg-bubble{
  padding:10px 14px;border-radius:14px;font-size:13px;line-height:1.55;
  white-space:pre-wrap;word-break:break-word;
}
.jbs-msg-agent .jbs-msg-bubble{background:var(--color-bg-section);color:var(--color-text-primary);border-top-left-radius:4px}
.jbs-msg-user .jbs-msg-bubble{background:var(--color-accent);color:#fff;border-top-right-radius:4px}
@keyframes jbs-msg-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.jbs-quick-btns{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px;padding-left:36px}
.jbs-quick-btn{
  background:none;border:1px solid var(--color-accent);color:var(--color-accent);
  border-radius:20px;padding:6px 14px;font-size:12px;font-weight:600;cursor:pointer;
  transition:background .2s,color .2s;white-space:nowrap;font-family:'Inter',sans-serif;
}
.jbs-quick-btn:hover{background:var(--color-accent);color:#fff}
.jbs-typing{display:flex;gap:4px;padding:10px 14px;align-self:flex-start;margin-left:36px}
.jbs-typing span{width:6px;height:6px;border-radius:50%;background:var(--color-text-secondary);animation:jbs-dot .6s infinite alternate}
.jbs-typing span:nth-child(2){animation-delay:.2s}
.jbs-typing span:nth-child(3){animation-delay:.4s}
@keyframes jbs-dot{to{opacity:.3;transform:translateY(-4px)}}
.jbs-chat-input{display:flex;align-items:center;gap:8px;padding:12px 16px;border-top:1px solid var(--color-border)}
.jbs-chat-input input{
  flex:1;border:none;background:transparent;font-size:14px;
  color:var(--color-text-primary);outline:none;font-family:'Inter',sans-serif;
}
.jbs-chat-input input::placeholder{color:var(--color-text-secondary)}
.jbs-chat-input button{
  width:36px;height:36px;border-radius:50%;background:var(--color-accent);
  border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:opacity .2s;
}
.jbs-chat-input button:disabled{opacity:.4;cursor:not-allowed}
.jbs-chat-input button svg{width:18px;height:18px;color:#fff;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.jbs-cta-msg{text-align:center;padding:12px 16px;font-size:13px;color:var(--color-text-primary)}
.jbs-cta-msg a{
  display:inline-block;margin-top:8px;padding:8px 20px;border-radius:20px;
  background:var(--color-accent);color:#fff;font-weight:700;font-size:13px;
  text-decoration:none;transition:opacity .2s;
}
.jbs-cta-msg a:hover{opacity:.85}

/* ── Animations: reveal + stagger ────────────────────────── */
.animate-hidden{opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}
.animate-visible{opacity:1;transform:translateY(0)}
.animate-hidden-left{opacity:0;transform:translateX(-20px);transition:opacity .6s ease,transform .6s ease}
.animate-hidden-right{opacity:0;transform:translateX(20px);transition:opacity .6s ease,transform .6s ease}
.animate-hidden-left.animate-visible,.animate-hidden-right.animate-visible{opacity:1;transform:translateX(0)}

.reveal{
  opacity:0;transform:translateY(30px);
  transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1);
}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-group > .reveal:nth-child(1){transition-delay:0ms}
.reveal-group > .reveal:nth-child(2){transition-delay:100ms}
.reveal-group > .reveal:nth-child(3){transition-delay:200ms}
.reveal-group > .reveal:nth-child(4){transition-delay:300ms}
.reveal-group > .reveal:nth-child(5){transition-delay:400ms}
.reveal-group > .reveal:nth-child(6){transition-delay:500ms}

.stagger-children > *{
  opacity:0;transform:translateY(16px);
  transition:opacity .45s ease,transform .45s ease;
}
.stagger-children.animate-visible > *:nth-child(1){opacity:1;transform:none;transition-delay:0s}
.stagger-children.animate-visible > *:nth-child(2){opacity:1;transform:none;transition-delay:.08s}
.stagger-children.animate-visible > *:nth-child(3){opacity:1;transform:none;transition-delay:.16s}
.stagger-children.animate-visible > *:nth-child(4){opacity:1;transform:none;transition-delay:.24s}
.stagger-children.animate-visible > *:nth-child(5){opacity:1;transform:none;transition-delay:.32s}
.stagger-children.animate-visible > *:nth-child(6){opacity:1;transform:none;transition-delay:.40s}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    scroll-behavior:auto !important;
  }
  .reveal,.animate-hidden,.animate-hidden-left,.animate-hidden-right{opacity:1 !important;transform:none !important}
}

/* ── Scroll progress bar ─────────────────────────────────── */
#scroll-progress{
  position:fixed;top:0;left:0;height:3px;
  background:var(--color-accent);
  width:0%;z-index:1001;pointer-events:none;transition:none;
}

/* ── Cursor glow (desktop dark only) ─────────────────────── */
#cursor-glow{
  position:fixed;width:400px;height:400px;border-radius:50%;
  pointer-events:none;z-index:0;
  background:radial-gradient(circle,rgba(255,255,255,0.03) 0%,transparent 70%);
  transform:translate(-50%,-50%);
  will-change:left,top;display:none;
}

/* ── Grain texture overlay ───────────────────────────────── */
#grain-overlay{
  position:fixed;inset:0;z-index:9999;pointer-events:none;
  opacity:0.03;mix-blend-mode:overlay;
}
#grain-overlay svg{width:100%;height:100%}

/* ── Dot-grid overlay helper ─────────────────────────────── */
.dot-grid{position:relative}
.dot-grid::before{
  content:'';position:absolute;inset:0;pointer-events:none;z-index:0;
  background-image:radial-gradient(circle,var(--color-border) 1px,transparent 1px);
  background-size:24px 24px;opacity:0.4;
}
.dot-grid > .container{position:relative;z-index:1}

/* ── Utility classes ─────────────────────────────────────── */
.text-accent{color:var(--color-accent)}
.text-cta{color:var(--color-cta)}
.bg-card{background:var(--color-bg-card)}
.text-secondary{color:var(--color-text-secondary)}
.divider{border:none;border-top:1px solid var(--color-border);margin:0}

/* ── Responsive: handled in mobile.css ───────────────────── */