/* ─── VARIABLES ────────────────────────────────────────────────────────── */
:root {
  --blue:        #5B6CF5;
  --blue-light:  #e8eafd;
  --blue-mid:    #8f9af8;
  --blue-dim:    rgba(91,108,245,0.08);
  --near-black:  #1A1B1E;
  --white:       #FFFFFF;
  --off-white:   #F5F3EE;
  --gray-border: #E2E0DB;
  --gray-text:   #6B6860;
  --gray-subtle: #9B9890;
  --green:       #2E8B57;
  --green-light: #EAF5EE;
  --amber:       #D97706;
  --amber-light: #FEF3C7;
  --red:         #E8534A;
  --red-light:   #FEF0EF;
  --font:        'Montserrat', sans-serif;
  --mono:        'JetBrains Mono', monospace;
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   16px;
  --shadow-card: 0 1px 3px rgba(26,27,30,0.06), 0 4px 16px rgba(26,27,30,0.04);
  --shadow-hover:0 4px 24px rgba(91,108,245,0.14), 0 1px 4px rgba(26,27,30,0.08);
  --transition:  0.22s cubic-bezier(0.4,0,0.2,1);
}

/* ─── RESET ────────────────────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--white);color:var(--near-black);font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
ul{list-style:none}
button{font-family:var(--font);cursor:pointer}

/* ─── CONTAINER ────────────────────────────────────────────────────────── */
.container{max-width:1160px;margin:0 auto;padding:0 32px}

/* ─── ANNOUNCEMENT ─────────────────────────────────────────────────────── */
.announcement{background:var(--blue);color:var(--white);text-align:center;padding:10px 32px;font-size:12px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase}
.announcement a{color:var(--white);text-decoration:underline;text-underline-offset:3px}

/* ─── NAV ──────────────────────────────────────────────────────────────── */
.nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--gray-border)}
.nav-inner{max-width:1160px;margin:0 auto;padding:0 32px;height:68px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.nav-logo{display:flex;align-items:center;gap:10px}
.nav-wordmark{font-size:18px;font-weight:700;letter-spacing:-0.01em;color:var(--near-black)}
.nav-wordmark span{color:var(--blue);font-weight:300}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{font-size:13px;font-weight:600;letter-spacing:0.06em;text-transform:uppercase;color:var(--gray-text);transition:color var(--transition)}
.nav-links a:hover,.nav-links a.active{color:var(--near-black)}
.nav-actions{display:flex;align-items:center;gap:16px}
.nav-account{background:none;border:none;font-family:var(--font);font-size:13px;font-weight:600;letter-spacing:0.06em;text-transform:uppercase;color:var(--gray-text);cursor:pointer;transition:color var(--transition)}
.nav-account:hover{color:var(--near-black)}
.nav-cart{position:relative;display:flex;align-items:center;color:var(--near-black)}
.cart-badge{position:absolute;top:-6px;right:-6px;width:16px;height:16px;background:var(--blue);color:var(--white);border-radius:50%;font-size:9px;font-weight:700;display:flex;align-items:center;justify-content:center}

/* ─── BREADCRUMB ───────────────────────────────────────────────────────── */
.breadcrumb{padding:14px 0;border-bottom:1px solid var(--gray-border);background:var(--off-white)}
.breadcrumb-inner{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--gray-subtle)}
.breadcrumb-inner a{color:var(--gray-subtle);transition:color var(--transition)}
.breadcrumb-inner a:hover{color:var(--blue)}
.breadcrumb-sep{font-size:10px;color:var(--gray-border)}
.breadcrumb-current{color:var(--near-black);font-weight:600}

/* ─── DARK HERO ────────────────────────────────────────────────────────── */
.page-hero{background:var(--near-black);padding:72px 0;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 80% 50%,rgba(91,108,245,0.12) 0%,transparent 55%),radial-gradient(circle at 20% 80%,rgba(91,108,245,0.06) 0%,transparent 45%);pointer-events:none}
.page-hero::after{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px);background-size:40px 40px;pointer-events:none}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 400px;gap:64px;align-items:center}
.hero-eyebrow{font-size:11px;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;color:var(--blue-mid);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.hero-eyebrow::before{content:'';width:24px;height:1.5px;background:var(--blue-mid);display:block}
.hero-h1{font-size:clamp(30px,4vw,48px);font-weight:700;letter-spacing:-0.03em;color:var(--white);line-height:1.15;margin-bottom:16px}
.hero-h1 span{color:var(--blue-mid)}
.hero-sub{font-size:15px;font-weight:300;color:rgba(255,255,255,0.5);line-height:1.7;max-width:480px}

/* ─── HERO SEARCH ──────────────────────────────────────────────────────── */
.hero-search-wrap{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius-lg);padding:24px}
.hero-search-label{font-size:11px;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;color:rgba(255,255,255,0.4);margin-bottom:12px}
.hero-search-row{display:flex;gap:0;background:var(--white);border-radius:var(--radius-sm);overflow:hidden}
.hero-search-input{flex:1;font-family:var(--font);font-size:13px;font-weight:400;padding:12px 16px;border:none;outline:none;color:var(--near-black);background:transparent}
.hero-search-input::placeholder{color:var(--gray-subtle)}
.hero-search-btn{background:var(--blue);border:none;padding:12px 16px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background var(--transition)}
.hero-search-btn:hover{background:#4a5ae0}
.hero-stats{display:flex;gap:0;margin-top:16px;border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius-md);overflow:hidden}
.hero-stat{flex:1;padding:12px 16px;border-right:1px solid rgba(255,255,255,0.08)}
.hero-stat:last-child{border-right:none}
.hero-stat-num{font-size:18px;font-weight:700;color:var(--white);letter-spacing:-0.02em;line-height:1}
.hero-stat-num.accent{color:var(--blue-mid)}
.hero-stat-lbl{font-size:9px;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;color:rgba(255,255,255,0.3);margin-top:4px}

/* ─── QUICK-JUMP BAR ───────────────────────────────────────────────────── */
.quickjump-bar{background:var(--white);border-bottom:1px solid var(--gray-border);position:sticky;top:68px;z-index:50;box-shadow:0 2px 8px rgba(26,27,30,0.04)}
.quickjump-inner{display:flex;align-items:center;overflow-x:auto;scrollbar-width:none}
.quickjump-inner::-webkit-scrollbar{display:none}
.quickjump-btn{font-family:var(--font);font-size:12px;font-weight:600;letter-spacing:0.06em;text-transform:uppercase;color:var(--gray-text);background:none;border:none;padding:16px 22px;cursor:pointer;white-space:nowrap;border-bottom:2px solid transparent;margin-bottom:-1px;transition:color var(--transition),border-color var(--transition);display:flex;align-items:center;gap:7px}
.quickjump-btn:hover{color:var(--near-black)}
.quickjump-btn.active{color:var(--blue);border-bottom-color:var(--blue)}
.quickjump-count{font-size:10px;font-weight:700;background:var(--off-white);color:var(--gray-subtle);padding:2px 7px;border-radius:10px}
.quickjump-btn.active .quickjump-count{background:var(--blue-light);color:var(--blue)}

/* ─── SECTION SHARED ───────────────────────────────────────────────────── */
.section{padding:80px 0}
.section-alt{background:var(--off-white)}
.label-tag{display:inline-block;font-size:11px;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;color:var(--blue);background:var(--blue-light);padding:4px 12px;border-radius:2px;margin-bottom:16px}
.section-heading{font-size:32px;font-weight:700;letter-spacing:-0.02em;color:var(--near-black);line-height:1.2;margin-bottom:12px}
.section-sub{font-size:15px;font-weight:300;color:var(--gray-text);max-width:540px;line-height:1.7}
.divider{width:40px;height:2px;background:var(--blue);margin:16px 0 24px}

/* ─── FAQ LAYOUT ───────────────────────────────────────────────────────── */
.faq-section-wrap{display:grid;grid-template-columns:260px 1fr;gap:64px;align-items:start}
.faq-sidebar{position:sticky;top:128px}
.faq-sidebar-title{font-size:11px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:var(--near-black);margin-bottom:16px}
.faq-nav{display:flex;flex-direction:column;gap:0}
.faq-nav-item{display:flex;align-items:center;gap:10px;padding:11px 0;border-bottom:1px solid var(--gray-border);font-size:12px;font-weight:600;color:var(--gray-text);cursor:pointer;transition:color var(--transition);background:none;border-left:none;border-right:none;border-top:none;text-align:left;position:relative}
.faq-nav-item:first-child{border-top:1px solid var(--gray-border)}
.faq-nav-item:hover{color:var(--near-black)}
.faq-nav-item.active{color:var(--blue)}
.faq-nav-item.active::before{content:'';position:absolute;left:-4px;top:0;bottom:0;width:3px;background:var(--blue);border-radius:0 2px 2px 0}
.faq-nav-dot{width:8px;height:8px;border-radius:50%;background:var(--gray-border);flex-shrink:0;transition:background var(--transition)}
.faq-nav-item.active .faq-nav-dot{background:var(--blue)}
.faq-nav-count{font-size:10px;font-weight:700;color:var(--gray-subtle);margin-left:auto}
.faq-nav-item.active .faq-nav-count{color:var(--blue)}

/* ─── FAQ CATEGORIES ───────────────────────────────────────────────────── */
.faq-category{margin-bottom:48px;scroll-margin-top:140px}
.faq-category:last-child{margin-bottom:0}
.faq-category-header{display:flex;align-items:center;gap:14px;margin-bottom:20px}
.faq-category-icon{width:40px;height:40px;background:var(--blue-light);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.faq-category-title{font-size:18px;font-weight:700;letter-spacing:-0.01em;color:var(--near-black)}
.faq-category-count{font-size:11px;font-weight:600;color:var(--gray-subtle);background:var(--off-white);padding:3px 9px;border-radius:10px;margin-left:4px}
.faq-list{display:flex;flex-direction:column;gap:8px}

/* ─── ACCORDION ────────────────────────────────────────────────────────── */
.faq-item{background:var(--white);border:1px solid var(--gray-border);border-radius:var(--radius-lg);overflow:hidden;transition:box-shadow var(--transition),border-color var(--transition)}
.faq-item:hover{box-shadow:var(--shadow-card)}
.faq-item.open{border-color:rgba(91,108,245,0.25);box-shadow:var(--shadow-hover)}
.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;padding:18px 22px;background:none;border:none;cursor:pointer;font-family:var(--font);font-size:14px;font-weight:700;color:var(--near-black);text-align:left;gap:16px;transition:color var(--transition)}
.faq-question:hover,.faq-item.open .faq-question{color:var(--blue)}
.faq-icon{width:28px;height:28px;background:var(--off-white);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:18px;font-weight:300;color:var(--gray-subtle);transition:background var(--transition),color var(--transition),transform var(--transition);line-height:1}
.faq-item.open .faq-icon{background:var(--blue-light);color:var(--blue);transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.38s cubic-bezier(0.4,0,0.2,1),padding 0.3s ease}
.faq-answer.open{max-height:600px;padding-bottom:20px}
.faq-answer-inner{padding:0 22px;font-size:13px;font-weight:300;color:var(--gray-text);line-height:1.8}
.faq-answer-inner p{margin-bottom:10px}
.faq-answer-inner p:last-child{margin-bottom:0}
.faq-answer-inner strong{font-weight:700;color:var(--near-black)}
.faq-answer-inner a{color:var(--blue);text-decoration:underline;text-underline-offset:2px}
.faq-answer-inner .mono-tag{font-family:var(--mono);font-size:11px;font-weight:600;background:var(--off-white);color:var(--near-black);padding:2px 7px;border-radius:3px;border:1px solid var(--gray-border)}
.faq-answer-inner ul{margin:8px 0 10px 16px;list-style:disc;display:flex;flex-direction:column;gap:4px}
.faq-answer-inner ul li{font-size:13px;font-weight:300;color:var(--gray-text);line-height:1.7}

/* ─── SEARCH NO RESULTS ────────────────────────────────────────────────── */
.no-results{display:none;text-align:center;padding:48px 24px}
.no-results-icon{width:48px;height:48px;background:var(--off-white);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.no-results-title{font-size:15px;font-weight:700;color:var(--near-black);margin-bottom:6px}
.no-results-sub{font-size:13px;font-weight:300;color:var(--gray-text)}

/* ─── CONTACT CTA SECTION ──────────────────────────────────────────────── */
.contact-cta{background:var(--near-black);padding:80px 0;position:relative;overflow:hidden}
.contact-cta::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 70% 50%,rgba(91,108,245,0.12) 0%,transparent 55%);pointer-events:none}
.contact-cta::after{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.025) 1px,transparent 1px);background-size:40px 40px;pointer-events:none}
.contact-cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.contact-cta-eyebrow{font-size:11px;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;color:var(--blue-mid);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.contact-cta-eyebrow::before{content:'';width:24px;height:1.5px;background:var(--blue-mid);display:block}
.contact-cta-h2{font-size:32px;font-weight:700;letter-spacing:-0.02em;color:var(--white);line-height:1.2;margin-bottom:14px}
.contact-cta-sub{font-size:15px;font-weight:300;color:rgba(255,255,255,0.5);line-height:1.7}
.contact-methods{display:flex;flex-direction:column;gap:12px}
.contact-method{display:flex;align-items:center;gap:16px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius-lg);padding:18px 20px;transition:background var(--transition),border-color var(--transition);cursor:pointer}
.contact-method:hover{background:rgba(255,255,255,0.07);border-color:rgba(255,255,255,0.15)}
.contact-method-icon{width:40px;height:40px;background:var(--blue-dim);border:1px solid rgba(91,108,245,0.2);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-method-title{font-size:13px;font-weight:700;color:var(--white);margin-bottom:3px}
.contact-method-sub{font-size:11px;font-weight:300;color:rgba(255,255,255,0.4)}
.contact-method-arrow{margin-left:auto;color:rgba(255,255,255,0.25);transition:color var(--transition)}
.contact-method:hover .contact-method-arrow{color:var(--blue-mid)}

/* ─── BUTTONS ──────────────────────────────────────────────────────────── */
.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--blue);color:var(--white);font-family:var(--font);font-size:13px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;padding:14px 28px;border-radius:var(--radius-sm);border:none;cursor:pointer;transition:background var(--transition),transform var(--transition),box-shadow var(--transition)}
.btn-primary:hover{background:#4a5ae0;transform:translateY(-1px);box-shadow:0 6px 20px rgba(91,108,245,0.28)}
.btn-white{display:inline-flex;align-items:center;gap:8px;background:var(--white);color:var(--near-black);font-family:var(--font);font-size:13px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;padding:14px 28px;border-radius:var(--radius-sm);border:none;cursor:pointer;transition:background var(--transition),transform var(--transition)}
.btn-white:hover{background:var(--off-white);transform:translateY(-1px)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;background:transparent;color:rgba(255,255,255,0.75);font-family:var(--font);font-size:13px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;padding:13px 28px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,0.2);cursor:pointer;transition:border-color var(--transition),color var(--transition),transform var(--transition)}
.btn-ghost:hover{border-color:rgba(255,255,255,0.5);color:var(--white);transform:translateY(-1px)}

/* ─── RESEARCH DISCLAIMER ───────────────────────────────────────────────── */
.research-disclaimer{background:var(--off-white);border:1px solid var(--gray-border);border-left:3px solid var(--blue);border-radius:var(--radius-sm);padding:12px 16px;font-size:11px;font-weight:400;color:var(--gray-text);line-height:1.6}
.research-disclaimer strong{font-weight:700;color:var(--near-black)}

/* ─── FOOTER ────────────────────────────────────────────────────────────── */
.footer{background:var(--white);border-top:1px solid var(--gray-border);padding:64px 0 32px}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-brand-desc{font-size:13px;font-weight:300;color:var(--gray-text);line-height:1.7;margin:16px 0 20px;max-width:280px}
.footer-col-title{font-size:12px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:var(--near-black);margin-bottom:18px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13px;font-weight:300;color:var(--gray-text);transition:color var(--transition)}
.footer-links a:hover{color:var(--blue)}
.footer-bottom{padding-top:28px;border-top:1px solid var(--gray-border);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-copy{font-size:12px;color:var(--gray-subtle);font-weight:300}
.footer-disclaimer-text{font-size:11px;color:var(--gray-subtle);font-weight:300;line-height:1.6;padding-top:18px;border-top:1px solid var(--gray-border);margin-top:18px}

/* ─── ANIMATIONS ────────────────────────────────────────────────────────── */
.fade-in{opacity:1;transform:translateY(0);transition:opacity 0.6s ease,transform 0.6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
.animate-in{animation:fadeUp 0.5s ease both}
.d1{animation-delay:0.04s}.d2{animation-delay:0.10s}.d3{animation-delay:0.16s}.d4{animation-delay:0.22s}