/* ==========================================================================
   Terrain — Marketing site · uses the APP's own palette & component language
   Navy #162342 + cyan #00b4ff · light #f0f4f8 · white app-cards · app-window
   frames · vertical feature explorer (app-sidebar UX) · navy CTA band.
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:#f0f4f8;color:#4b5563;line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}ul{list-style:none}button{font-family:inherit}
::selection{background:rgba(0,180,255,.2);color:#162342}
:root{
  --navy:#162342;--navy2:#1e3358;--accent:#00b4ff;--accent-dk:#0099dd;
  --sky:#e0f2fe;--sky2:#f0f9ff;
  --bg:#f0f4f8;--bg2:#e8edf3;--paper:#fff;
  --ink:#162342;--gray:#4b5563;--muted:#94a3b8;
  --line:#e2e8f0;--line2:#cbd5e1;
  --shadow:0 1px 4px rgba(22,35,66,.06),0 12px 30px rgba(22,35,66,.07);
  --shadow-lg:0 2px 8px rgba(22,35,66,.06),0 30px 64px rgba(22,35,66,.14);
  --max:1180px;--ease:cubic-bezier(.22,.61,.36,1);
}
.w{max-width:var(--max);margin:0 auto;padding:0 26px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.7rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.eyebrow::before{content:'';width:18px;height:2px;border-radius:2px;background:var(--accent)}

/* NAV (mirrors app topbar) */
.nav{position:fixed;top:0;left:0;right:0;z-index:300;transition:all .35s var(--ease)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:70px;max-width:var(--max);margin:0 auto;padding:0 26px}
.nav-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:.95rem;color:var(--ink);letter-spacing:-.01em}
.nav-brand img{height:28px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links>a{padding:9px 14px;font-size:.85rem;color:var(--gray);font-weight:600;border-radius:8px;transition:.2s}
.nav-links>a:hover{color:var(--ink);background:#fff}
.nav-lang{border:1px solid var(--line)!important;font-weight:700!important;font-size:.72rem!important;padding:7px 11px!important}
.nav-lang:hover{border-color:var(--accent)!important;color:var(--accent)!important;background:#fff!important}
.nav-start{padding:10px 20px!important;border-radius:10px!important;background:var(--accent);color:#fff!important;font-weight:700!important;box-shadow:0 2px 8px rgba(0,180,255,.3)}
.nav-start:hover{background:var(--accent-dk)!important;transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,180,255,.4)}
.nav.solid{background:rgba(240,244,248,.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}
.mob-btn{display:none;background:none;border:none;color:var(--ink);cursor:pointer;padding:6px}
.mob-menu{display:none;position:fixed;inset:70px 0 auto 0;z-index:299;background:rgba(255,255,255,.98);backdrop-filter:blur(20px);border-bottom:1px solid var(--line);box-shadow:var(--shadow);padding:14px 26px 24px;flex-direction:column}
.mob-menu a{padding:13px 4px;font-size:1rem;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line)}
.mob-menu.open{display:flex}

/* BUTTONS (app style) */
.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 26px;border-radius:11px;font-size:.92rem;font-weight:700;border:none;cursor:pointer;transition:.22s var(--ease);letter-spacing:-.01em}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 3px 10px rgba(0,180,255,.32)}
.btn-primary:hover{background:var(--accent-dk);transform:translateY(-2px);box-shadow:0 10px 26px rgba(0,180,255,.4)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);background:var(--sky2);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--navy)}.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.18)}
.btn-lg{padding:15px 32px;font-size:.98rem}
.pill{display:inline-flex;align-items:center;gap:9px;padding:6px 16px 6px 7px;border-radius:999px;font-size:.76rem;font-weight:700;color:var(--ink);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.pill b{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;background:var(--accent);color:#fff;font-size:.66rem;font-weight:800}

/* APP-WINDOW FRAME */
.win{border-radius:16px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-lg);background:#fff}
.win-bar{height:40px;background:var(--navy);display:flex;align-items:center;gap:7px;padding:0 14px}
.win-bar i{width:10px;height:10px;border-radius:50%;background:#ff6b6b}.win-bar i:nth-child(2){background:#ffd23f}.win-bar i:nth-child(3){background:#5ad17e}
.win-bar span{margin-left:10px;font-size:.73rem;font-weight:600;color:#9fb0cc}
.win-body{position:relative;background:#fff}
.win-body img{display:block;width:100%}

/* HERO (live ESRI satellite globe) */
.hero{position:relative;height:100vh;min-height:640px;display:flex;align-items:center;overflow:hidden;background:#0a1426}
.hero-map{position:absolute;inset:0;z-index:0;cursor:grab}
.hero-map:active{cursor:grabbing}
.hero-map .esri-ui,.hero-map .esri-attribution,.hero-map .esri-view-surface--inset-outline:focus::after{display:none!important}
.hero-ov{position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,rgba(8,15,30,.95),rgba(8,15,30,.62) 42%,rgba(8,15,30,.12) 78%,transparent),linear-gradient(0deg,rgba(8,15,30,.8),transparent 36%)}
.hero-in{position:relative;z-index:2;max-width:var(--max);margin:0 auto;padding:0 26px;width:100%}
.hero-c{max-width:640px}
.hero .pill{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22);color:#fff;backdrop-filter:blur(8px)}
.hero h1{font-size:clamp(2.7rem,6.4vw,5.2rem);font-weight:800;line-height:1.0;letter-spacing:-.045em;color:#fff;margin:20px 0 20px;text-shadow:0 4px 40px rgba(0,0,0,.4)}
.hero h1 .c{color:var(--accent)}
.hero-p{font-size:clamp(1.05rem,1.7vw,1.3rem);color:#d2dbe8;max-width:520px;margin-bottom:30px;line-height:1.6}
.hero-ctas{display:flex;gap:13px;align-items:center;flex-wrap:wrap}
.hero .btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.26);color:#fff;backdrop-filter:blur(8px)}
.hero .btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff;border-color:#fff}
.hero-hint{display:inline-flex;align-items:center;gap:9px;margin-top:26px;font-size:.76rem;color:rgba(255,255,255,.72);font-weight:600}
.hero-hint .d{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 rgba(0,180,255,.6);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(0,180,255,0)}}
/* nav: light over the dark hero, dark once scrolled */
.nav .nav-brand{color:#fff}
.nav .nav-links>a{color:rgba(255,255,255,.85)}
.nav .nav-links>a:hover{color:#fff;background:rgba(255,255,255,.14)}
.nav .nav-lang{border-color:rgba(255,255,255,.32)!important;color:#fff!important}
.nav .nav-lang:hover{background:rgba(255,255,255,.14)!important}
.nav .mob-btn{color:#fff}
.nav.solid .nav-brand{color:var(--ink)}
.nav.solid .nav-links>a{color:var(--gray)}
.nav.solid .nav-links>a:hover{color:var(--ink);background:#fff}
.nav.solid .nav-lang{border-color:var(--line)!important;color:var(--body)!important}
.nav.solid .nav-lang:hover{background:#fff!important}
.nav.solid .mob-btn{color:var(--ink)}

/* TRUST STRIP */
.trust{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0}
.trust-in{display:flex;align-items:center;justify-content:center;gap:14px 40px;flex-wrap:wrap}
.trust-in b{font-size:.8rem;font-weight:700;color:var(--muted)}
.trust-tag{display:inline-flex;align-items:center;gap:8px;font-size:.84rem;font-weight:600;color:var(--gray)}
.trust-tag i{font-style:normal;font-size:1.05rem}

/* SECTION */
.sec{padding:104px 0;position:relative}
.sec--white{background:var(--paper)}
.sec-head{max-width:680px;margin:0 auto 52px;text-align:center}
.sec-head .eyebrow{margin-bottom:16px}
.sec-head h2{font-size:clamp(1.9rem,4vw,3rem);font-weight:800;letter-spacing:-.04em;line-height:1.06;color:var(--ink)}
.sec-head p{font-size:clamp(1rem,1.4vw,1.12rem);color:var(--gray);margin-top:16px;line-height:1.65}

/* VERTICAL FEATURE EXPLORER (app-sidebar UX) */
.exp{display:grid;grid-template-columns:330px 1fr;gap:32px;align-items:start;max-width:var(--max);margin:0 auto;padding:0 26px}
.exp-list{display:flex;flex-direction:column;gap:8px}
.exp-item{display:flex;gap:14px;align-items:flex-start;padding:17px 18px;border-radius:14px;border:1px solid transparent;cursor:pointer;transition:.22s var(--ease);background:transparent}
.exp-item:hover{background:#fff}
.exp-item.on{background:#fff;border-color:var(--line);box-shadow:var(--shadow)}
.exp-ic{width:42px;height:42px;border-radius:11px;background:var(--bg2);color:var(--gray);display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex:none;transition:.22s}
.exp-item.on .exp-ic{background:var(--sky);color:var(--accent)}
.exp-tx b{display:block;font-size:.98rem;font-weight:700;color:var(--ink);margin-bottom:3px}
.exp-tx p{font-size:.82rem;color:var(--gray);line-height:1.5;max-height:0;overflow:hidden;opacity:0;transition:.3s var(--ease)}
.exp-item.on .exp-tx p{max-height:80px;opacity:1;margin-top:4px}
.exp-stage{position:sticky;top:96px}
.exp-stage .win-body{min-height:240px}
.exp-cap{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:7px 13px;border-radius:999px;font-size:.76rem;font-weight:600;color:var(--ink);background:#fff;border:1px solid var(--line)}
.exp-pane{display:none}.exp-pane.on{display:block;animation:fade .4s var(--ease)}
@keyframes fade{from{opacity:0;transform:translateY(8px)}}

/* NUMBERS */
.nums{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:var(--max);margin:0 auto;padding:0 26px}
.num{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px 24px;text-align:center;box-shadow:var(--shadow)}
.num dt{font-size:clamp(1.9rem,3.6vw,2.7rem);font-weight:800;letter-spacing:-.04em;color:var(--ink)}
.num dt span{color:var(--accent)}
.num dd{font-size:.8rem;color:var(--gray);margin-top:8px;font-weight:600}

/* OUTPUT CARDS */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.c3{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:.3s var(--ease)}
.c3:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--line2)}
.c3-vis{aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid var(--line)}
.c3-vis img{width:100%;height:100%;object-fit:cover}
.c3-b{padding:24px}
.c3-b .tag{font-size:.66rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:10px;display:block}
.c3-b h3{font-size:1.12rem;font-weight:800;color:var(--ink);margin-bottom:8px;letter-spacing:-.02em}
.c3-b p{font-size:.85rem;color:var(--gray);line-height:1.6}

/* PRICING */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.price-card{position:relative;display:flex;flex-direction:column;padding:32px 28px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);transition:.3s var(--ease)}
.price-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.price-card.pop{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),0 24px 56px rgba(0,180,255,.16)}
.price-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--accent);color:#fff;font-weight:800;font-size:.64rem;letter-spacing:.08em;text-transform:uppercase;padding:5px 15px;border-radius:999px;box-shadow:0 6px 16px rgba(0,180,255,.35)}
.price-name{font-size:.74rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.price-amt{font-size:2.5rem;font-weight:800;color:var(--ink);letter-spacing:-.04em;line-height:1}.price-amt small{font-size:.86rem;font-weight:600;color:var(--gray)}
.price-desc{font-size:.84rem;color:var(--gray);margin:13px 0 20px;line-height:1.5}
.price-feats{display:flex;flex-direction:column;gap:11px;margin-bottom:24px;flex:1}
.price-feats li{display:flex;gap:10px;font-size:.85rem;color:var(--ink)}.price-feats li::before{content:'✓';color:var(--accent);font-weight:900}

/* FAQ */
.faq{max-width:800px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:14px;margin-bottom:11px;background:#fff;box-shadow:var(--shadow);overflow:hidden;transition:border-color .3s}
.faq-item.open{border-color:var(--accent)}
.faq-q{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:20px 22px;display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:1.02rem;font-weight:700;color:var(--ink)}
.faq-q .pm{flex:none;width:22px;height:22px;position:relative;transition:transform .3s}.faq-item.open .pm{transform:rotate(135deg)}
.faq-q .pm::before,.faq-q .pm::after{content:'';position:absolute;background:var(--accent);border-radius:2px}
.faq-q .pm::before{top:10px;left:3px;right:3px;height:2px}.faq-q .pm::after{left:10px;top:3px;bottom:3px;width:2px}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.faq-a p{padding:0 22px 20px;color:var(--gray);font-size:.93rem;line-height:1.7}

/* NAVY CTA BAND */
.cta{padding:78px 0 100px}
.cta-in{position:relative;max-width:var(--max);margin:0 auto;padding:70px 26px;border-radius:28px;text-align:center;background:linear-gradient(135deg,#162342,#1e3358);overflow:hidden;box-shadow:0 30px 70px rgba(22,35,66,.3)}
.cta-in::before{content:'';position:absolute;top:-120px;right:-60px;width:420px;height:420px;background:radial-gradient(circle,rgba(0,180,255,.35),transparent 62%)}
.cta-c{position:relative;z-index:2;max-width:680px;margin:0 auto}
.cta h2{font-size:clamp(2rem,4.6vw,3.2rem);font-weight:800;letter-spacing:-.04em;line-height:1.06;color:#fff;margin-bottom:16px}
.cta p{font-size:1.08rem;color:#aebcd4;margin-bottom:30px;line-height:1.55}

/* FOOTER */
.foot{background:var(--paper);border-top:1px solid var(--line);padding:64px 0 36px}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.foot-brand img{height:30px;margin-bottom:15px}.foot-brand p{font-size:.85rem;color:var(--gray);line-height:1.7;max-width:300px}
.foot-col h5{font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);margin-bottom:16px}
.foot-col a{display:block;font-size:.85rem;color:var(--gray);padding:6px 0;transition:.2s}.foot-col a:hover{color:var(--accent)}
.foot-bot{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-top:26px;border-top:1px solid var(--line);font-size:.8rem;color:var(--muted);flex-wrap:wrap}.foot-bot a:hover{color:var(--accent)}

/* REVEAL */
.rv{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}.rv.in{opacity:1;transform:none}
.rv[data-d="1"]{transition-delay:.07s}.rv[data-d="2"]{transition-delay:.14s}.rv[data-d="3"]{transition-delay:.21s}

/* RESPONSIVE */
@media(max-width:980px){
  .nav-links{display:none}.mob-btn{display:block}.sec{padding:76px 0}
  .hero-grid{grid-template-columns:1fr;gap:48px}.hero-vis{max-width:560px;margin:0 auto}
  .exp{grid-template-columns:1fr;gap:24px}.exp-stage{position:static}.exp-tx p{max-height:80px;opacity:1;margin-top:4px}
  .nums{grid-template-columns:repeat(2,1fr)}
  .cards3{grid-template-columns:1fr;max-width:440px;margin:0 auto}
  .price-grid{grid-template-columns:1fr;max-width:420px;margin:0 auto}.price-card.pop{order:-1}
  .foot-grid{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}
  .mcard{display:none}
}
@media(max-width:560px){
  .w,.nav-in,.hero-grid,.exp{padding-left:18px;padding-right:18px}
  .nums{grid-template-columns:1fr 1fr}.foot-grid{grid-template-columns:1fr}
  .hero-ctas{flex-direction:column;width:100%}.hero-ctas .btn{width:100%;justify-content:center}
  .cta-in{padding:50px 20px;border-radius:22px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}

/* ===== SUB-PAGE COMPONENTS ===== */
.subhero{position:relative;padding:150px 0 66px;background:linear-gradient(135deg,#142038,#1f3a63);overflow:hidden;text-align:center}
.subhero::before{content:'';position:absolute;top:-140px;right:-60px;width:480px;height:480px;background:radial-gradient(circle,rgba(0,180,255,.3),transparent 62%);pointer-events:none}
.subhero::after{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 80% at 18% 120%,rgba(0,180,255,.16),transparent 60%);pointer-events:none}
.subhero-in{position:relative;z-index:2;max-width:760px;margin:0 auto;padding:0 26px}
.subhero .eyebrow{color:#7fd8ff;justify-content:center;margin-bottom:14px}
.subhero h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800;letter-spacing:-.04em;line-height:1.04;color:#fff;margin-bottom:16px}
.subhero p{font-size:clamp(1.02rem,1.6vw,1.2rem);color:#b8c6dd;line-height:1.6;max-width:600px;margin:0 auto}
.prose{max-width:760px;margin:0 auto}
.prose h3{font-size:1.5rem;font-weight:800;color:var(--ink);margin:34px 0 12px;letter-spacing:-.02em}
.prose p{font-size:1.02rem;color:var(--gray);line-height:1.8;margin-bottom:14px}
.ctable{max-width:900px;margin:0 auto;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.ctable .cr{display:grid;grid-template-columns:1.4fr 1fr 1fr;border-bottom:1px solid var(--line)}
.ctable .cr:last-child{border-bottom:none}
.ctable .cr>div{padding:15px 22px;font-size:.9rem;color:var(--gray)}
.ctable .cr.h>div{background:var(--navy);color:#fff;font-weight:800;font-size:.76rem;letter-spacing:.05em;text-transform:uppercase}
.ctable .cr.h>div:nth-child(2){background:#1e3358}
.ctable .cr.h>div:last-child{background:var(--accent);color:#04121f}
.ctable .cr>div:first-child{font-weight:700;color:var(--ink)}
.ctable .y{color:var(--accent);font-weight:800}.ctable .n{color:var(--muted)}
.ctable .cr:nth-child(even)>div:not(:first-child){background:#fafcff}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;max-width:980px;margin:0 auto;align-items:start}
.form{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:var(--shadow)}
.form label{display:block;font-size:.78rem;font-weight:700;color:var(--ink);margin:14px 0 6px}
.form input,.form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:.92rem;font-family:inherit;color:var(--ink);background:#fff;transition:.2s}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,180,255,.1)}
.form textarea{min-height:120px;resize:vertical}
.form .btn{margin-top:20px;width:100%;justify-content:center}
.info-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:14px;display:flex;gap:14px;align-items:flex-start;box-shadow:var(--shadow)}
.info-card .ic{width:44px;height:44px;border-radius:12px;background:var(--sky);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex:none}
.info-card b{display:block;color:var(--ink);font-size:.95rem;font-weight:700;margin-bottom:3px}
.info-card p{font-size:.86rem;color:var(--gray)}
.fgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.fg{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:var(--shadow);transition:.3s var(--ease)}
.fg:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--line2)}
.fg .ic{width:48px;height:48px;border-radius:13px;background:var(--sky);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:16px}
.fg h3{font-size:1.08rem;font-weight:800;color:var(--ink);margin-bottom:8px;letter-spacing:-.02em}
.fg p{font-size:.86rem;color:var(--gray);line-height:1.6}
@media(max-width:980px){.fgrid{grid-template-columns:1fr 1fr}.contact-grid{grid-template-columns:1fr}.ctable .cr{grid-template-columns:1.3fr .85fr .85fr}.ctable .cr>div{padding:13px 14px}}
@media(max-width:560px){.fgrid{grid-template-columns:1fr}}

/* ===== GUIDE PAGE ===== */
.toc{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;max-width:820px;margin:0 auto 60px}
.toc a{font-size:.8rem;font-weight:700;color:var(--ink);background:#fff;border:1px solid var(--line);padding:8px 14px;border-radius:999px;box-shadow:var(--shadow);transition:.2s}
.toc a:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.guide{max-width:1000px;margin:0 auto}
.gstep{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:52px 0;border-top:1px solid var(--line);scroll-margin-top:90px}
.gstep:first-child{border-top:none;padding-top:0}
.gstep.rev .g-media{order:-1}
.g-num{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#162342,#1e3358);color:#fff;font-weight:800;font-size:1rem;margin-bottom:16px;box-shadow:0 8px 20px rgba(22,35,66,.22)}
.gstep h3{font-size:1.4rem;font-weight:800;color:var(--ink);margin-bottom:12px;letter-spacing:-.02em;line-height:1.15}
.gstep>div>p{font-size:.96rem;color:var(--gray);line-height:1.6;margin-bottom:14px}
.gstep ul{display:flex;flex-direction:column;gap:10px}
.gstep ul li{display:flex;gap:11px;font-size:.92rem;color:var(--ink);line-height:1.5}
.gstep ul li::before{content:'→';color:var(--accent);font-weight:800;flex:none}
.gstep ul li b{color:var(--ink);font-weight:700}
.gstep kbd{display:inline-block;background:var(--bg2);border:1px solid var(--line2);border-bottom-width:2px;border-radius:6px;padding:1px 7px;font-size:.8rem;font-weight:700;color:var(--ink);font-family:inherit}
@media(max-width:820px){.gstep{grid-template-columns:1fr;gap:24px;padding:38px 0}.gstep .g-media{order:-1}.gstep.rev .g-media{order:-1}}