/* ===== USACert Trans — premium theme ===== */
:root{
  --navy:#0a1f44; --navy-2:#10295c; --navy-3:#1a3a7a;
  --gold:#c9a227; --gold-2:#e3c154; --gold-soft:#faf3df;
  --ink:#16213a; --muted:#5b6b8c; --line:#e4e9f2;
  --bg:#ffffff; --bg-alt:#f5f7fb;
  --green:#1d9e6c; --red:#d64545;
  --radius:16px; --shadow:0 12px 40px rgba(10,31,68,.12);
  --font:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%}
.container{width:min(1140px,92%);margin:0 auto}
.narrow{max-width:760px}
.section{padding:84px 0}
.section-alt{background:var(--bg-alt)}
.section-head{text-align:center;max-width:680px;margin:0 auto 48px}
.section-head h2{font-size:clamp(1.7rem,3.5vw,2.5rem);font-weight:800;letter-spacing:-.02em;color:var(--navy);margin:10px 0 12px}
.section-head p{color:var(--muted);font-size:1.05rem}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);background:var(--gold-soft);border:1px solid #efdfae;padding:6px 14px;border-radius:999px}
.eyebrow-light{color:#ffe9a8;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.25)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font);font-weight:700;font-size:.95rem;border:none;border-radius:12px;padding:13px 24px;cursor:pointer;text-decoration:none;transition:transform .15s ease,box-shadow .15s ease,background .2s}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-3);box-shadow:0 8px 24px rgba(10,31,68,.3)}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#3d2f04}
.btn-gold:hover{box-shadow:0 10px 28px rgba(201,162,39,.45);transform:translateY(-2px)}
.btn-outline{background:#fff;color:var(--navy);border:2px solid var(--line)}
.btn-outline:hover{border-color:var(--navy)}
.btn-outline-light{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.5)}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-lg{padding:16px 32px;font-size:1.05rem}
.btn-sm{padding:10px 18px;font-size:.85rem}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none!important}
.link{background:none;border:none;color:var(--navy-3);font-weight:700;cursor:pointer;text-decoration:underline;font-size:inherit;font-family:var(--font)}

/* Header */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:20px;padding:12px 0}
.brand-logo{height:46px;width:auto;border-radius:8px}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{color:var(--ink);text-decoration:none;font-weight:600;font-size:.95rem}
.nav a:hover{color:var(--navy-3)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav .header-actions,.header-actions{margin-left:0}
.nav{margin-left:auto}
.lang-switch{display:flex;background:var(--bg-alt);border:1px solid var(--line);border-radius:999px;padding:3px}
.lang-btn{border:none;background:none;font-family:var(--font);font-weight:700;font-size:.8rem;padding:6px 12px;border-radius:999px;cursor:pointer;color:var(--muted)}
.lang-btn.active{background:var(--navy);color:#fff}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2.5px;background:var(--navy);border-radius:2px}

/* Hero */
.hero{position:relative;background:linear-gradient(135deg,#081a3d 0%,var(--navy) 45%,var(--navy-2) 100%);color:#fff;overflow:hidden;padding:90px 0 120px}
.hero-bg{position:absolute;inset:0;background:radial-gradient(600px 300px at 85% 10%,rgba(201,162,39,.22),transparent 60%),radial-gradient(500px 400px at 10% 90%,rgba(26,58,122,.5),transparent 60%);pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.badge{display:inline-block;background:rgba(201,162,39,.15);border:1px solid rgba(201,162,39,.5);color:#ffe9a8;font-weight:600;font-size:.85rem;padding:8px 16px;border-radius:999px;margin-bottom:20px}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800;letter-spacing:-.03em;line-height:1.12;margin-bottom:18px}
.hero-sub{font-size:1.15rem;color:#c3cee6;max-width:520px;margin-bottom:32px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px}
.hero-stats{display:flex;gap:36px}
.stat strong{display:block;font-size:1.5rem;font-weight:800;color:#ffe9a8}
.stat span{font-size:.85rem;color:#9fb0d0}
.hero-card{position:relative}
.mini-quote{background:#fff;color:var(--ink);border-radius:20px;padding:26px;box-shadow:0 24px 70px rgba(0,0,0,.35);animation:float 6s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.mini-quote-head{display:flex;align-items:center;gap:6px;margin-bottom:18px}
.mini-quote-head .dot{width:11px;height:11px;border-radius:50%;background:#e4e9f2}
.mini-quote-head .dot:first-child{background:#ff5f57}.mini-quote-head .dot:nth-child(2){background:#febc2e}.mini-quote-head .dot:nth-child(3){background:#28c840}
.mini-quote-head strong{margin-left:8px;font-size:.95rem;color:var(--navy)}
.mini-step{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px dashed var(--line);font-weight:600;font-size:.95rem}
.mini-num{width:30px;height:30px;border-radius:50%;background:var(--gold-soft);color:var(--gold);font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;border:1px solid #efdfae}
.mini-quote .btn{margin-top:16px}
.mini-note{text-align:center;color:var(--muted);font-size:.82rem;margin-top:10px}
.hero-wave{position:absolute;bottom:-1px;left:0;right:0;height:70px;background:var(--bg);clip-path:ellipse(60% 100% at 50% 100%)}

/* Trustbar */
.trustbar{background:var(--navy);color:#c3cee6;padding:16px 0;overflow:hidden}
.trustbar-inner{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;font-size:.9rem;font-weight:600}
.trustbar i{color:var(--gold);font-style:normal}

/* Quote widget */
.quote-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:28px;align-items:start}
.dropzone{border:2.5px dashed #c3cee6;border-radius:var(--radius);padding:44px 24px;text-align:center;cursor:pointer;transition:all .2s;background:#fbfcff}
.dropzone:hover,.dropzone.dragover{border-color:var(--gold);background:var(--gold-soft);transform:scale(1.01)}
.dz-icon{font-size:2.6rem;margin-bottom:10px}
.dz-title{font-weight:800;font-size:1.15rem;color:var(--navy)}
.dz-sub{color:var(--muted);margin:6px 0}
.dz-hint{font-size:.82rem;color:var(--muted)}
.file-list{display:flex;flex-direction:column;gap:10px;margin-top:16px}
.file-item{display:flex;align-items:center;gap:12px;background:var(--bg-alt);border:1px solid var(--line);border-radius:12px;padding:10px 14px;animation:slideIn .25s ease}
@keyframes slideIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.file-icon{font-size:1.4rem}
.file-meta{flex:1;min-width:0}
.file-name{font-weight:700;font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.file-sub{font-size:.8rem;color:var(--muted)}
.stepper{display:flex;align-items:center;gap:8px}
.stepper button{width:30px;height:30px;border-radius:50%;border:1.5px solid var(--line);background:#fff;font-weight:800;cursor:pointer;color:var(--navy);font-size:1rem;line-height:1}
.stepper button:hover{border-color:var(--navy)}
.stepper strong{min-width:64px;text-align:center;font-size:.85rem}
.file-remove{background:none;border:none;color:var(--red);font-size:1.2rem;cursor:pointer;padding:4px}
.empty-files{color:var(--muted);text-align:center;padding:14px;font-size:.92rem}
.quote-field{margin-top:24px}
.quote-field>label{display:block;font-weight:800;color:var(--navy);margin-bottom:10px;font-size:.95rem}
.seg{display:flex;gap:8px;flex-wrap:wrap}
.seg-btn{flex:1;min-width:180px;padding:13px;border:2px solid var(--line);border-radius:12px;background:#fff;font-family:var(--font);font-weight:700;cursor:pointer;color:var(--muted);transition:all .18s}
.seg-btn.active{border-color:var(--navy);color:var(--navy);background:#eef2fa;box-shadow:0 4px 14px rgba(10,31,68,.12)}
.service-cards{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.service-card{border:2px solid var(--line);border-radius:14px;padding:18px;background:#fff;cursor:pointer;font-family:var(--font);text-align:left;transition:all .18s;position:relative}
.service-card.active{border-color:var(--gold);background:var(--gold-soft);box-shadow:0 6px 20px rgba(201,162,39,.25)}
.service-card strong{display:block;color:var(--navy);font-size:.95rem}
.service-card .price{display:block;font-size:1.5rem;font-weight:800;color:var(--navy);margin:6px 0 2px}
.service-card small{color:var(--muted);font-size:.8rem}
.addon{display:flex;align-items:center;gap:12px;border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px;cursor:pointer;transition:all .18s}
.addon:hover{border-color:#c3cee6}
.addon input{width:20px;height:20px;accent-color:var(--navy)}
.addon-body{flex:1}
.addon-body strong{display:block;font-size:.92rem;color:var(--navy)}
.addon-body small{color:var(--muted);font-size:.8rem}
.addon-price{font-weight:800;color:var(--navy)}
.quote-side{position:sticky;top:90px}
.quote-side h3{color:var(--navy);margin-bottom:14px}
.summary-lines{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;min-height:60px}
.sum-line{display:flex;justify-content:space-between;font-size:.9rem;color:var(--muted)}
.sum-line strong{color:var(--ink)}
.sum-empty{color:var(--muted);font-size:.9rem}
.summary-total{display:flex;justify-content:space-between;align-items:center;border-top:2px solid var(--line);padding-top:16px;margin-bottom:18px;font-size:1.05rem;font-weight:700;color:var(--navy)}
.summary-total strong{font-size:1.9rem;font-weight:800;color:var(--navy);transition:all .2s}
.summary-total strong.bump{animation:bump .3s ease}
@keyframes bump{50%{transform:scale(1.12);color:var(--gold)}}
.secure-note{text-align:center;font-size:.82rem;color:var(--muted);margin-top:12px}

/* Steps / USCIS / guarantees / prices */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 22px;position:relative;transition:transform .2s,box-shadow .2s}
.step-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.step-num{position:absolute;top:14px;right:18px;font-size:2.4rem;font-weight:800;color:#eef2fa;line-height:1}
.step-icon{font-size:2.2rem;margin-bottom:12px}
.step-card h3{color:var(--navy);font-size:1.05rem;margin-bottom:8px}
.step-card p{color:var(--muted);font-size:.92rem}

.uscis{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff}
.uscis-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.uscis h2{color:#fff;font-size:clamp(1.7rem,3.5vw,2.4rem);font-weight:800;letter-spacing:-.02em;margin:12px 0 16px}
.uscis p{color:#c3cee6;margin-bottom:14px}
.uscis strong{color:#ffe9a8}
.disclaimer{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);border-radius:12px;padding:14px 16px;font-size:.88rem!important;color:#e8edf8!important}
.cert-preview{background:#fffdf6;color:var(--ink);border-radius:14px;padding:30px;box-shadow:0 24px 60px rgba(0,0,0,.35);transform:rotate(1.5deg);transition:transform .3s}
.cert-preview:hover{transform:rotate(0)}
.cert-seal{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#fff;font-size:1.7rem;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:14px;box-shadow:0 6px 18px rgba(201,162,39,.5)}
.cert-title{font-weight:800;color:var(--navy);letter-spacing:.06em;text-transform:uppercase;font-size:.95rem;margin-bottom:10px}
.cert-body{font-size:.92rem;color:var(--muted)}
.cert-sign{margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);display:flex;justify-content:space-between;font-size:.82rem;color:var(--muted)}
.cert-sign em{font-style:normal;font-weight:800;color:var(--navy)}

.guarantee-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.g-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;text-align:center;transition:transform .2s,box-shadow .2s}
.g-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.g-icon{font-size:2.4rem;margin-bottom:12px}
.g-card h3{color:var(--navy);margin-bottom:8px}
.g-card p{color:var(--muted);font-size:.93rem}

.price-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:760px;margin:0 auto}
.price-card{background:#fff;border:1.5px solid var(--line);border-radius:20px;padding:36px 30px;text-align:center;position:relative;transition:transform .2s,box-shadow .2s}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.price-card.featured{border-color:var(--gold);box-shadow:0 16px 44px rgba(201,162,39,.28)}
.p-tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#3d2f04;font-size:.75rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;padding:6px 18px;border-radius:999px}
.price-card h3{color:var(--navy);font-size:1.2rem}
.p-value{margin:14px 0 20px;color:var(--navy)}
.p-value sup{font-size:1.2rem;font-weight:700}
.p-value small{font-size:3rem;font-weight:800;letter-spacing:-.03em}
.p-value span{display:block;font-size:.9rem;color:var(--muted);font-weight:600}
.price-card ul{list-style:none;margin-bottom:26px;text-align:left}
.price-card li{padding:9px 0;border-bottom:1px dashed var(--line);font-size:.93rem;color:var(--muted)}
.price-card li::before{content:"✓ ";color:var(--green);font-weight:800}
.price-note{text-align:center;color:var(--muted);margin-top:26px;font-size:.93rem}

/* FAQ */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:box-shadow .2s}
.faq-item.open{box-shadow:var(--shadow)}
.faq-q{width:100%;background:none;border:none;font-family:var(--font);font-weight:700;font-size:1rem;color:var(--navy);text-align:left;padding:20px 22px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-q::after{content:"+";font-size:1.5rem;color:var(--gold);font-weight:400;transition:transform .25s;flex-shrink:0}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 22px 20px;color:var(--muted);font-size:.95rem}

/* Testimonials */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.t-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .2s,box-shadow .2s}
.t-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.t-stars{color:var(--gold);font-size:1.1rem;margin-bottom:10px;letter-spacing:2px}
.t-card p{font-size:.94rem;color:var(--ink);margin-bottom:14px;font-style:italic}
.t-card strong{font-size:.88rem;color:var(--navy)}
.t-note{text-align:center;font-size:.82rem!important;color:var(--muted);font-style:italic}

/* Final CTA */
.final-cta{background:linear-gradient(135deg,var(--gold) 0%,#a8841c 100%);padding:80px 0;text-align:center;color:#fff}
.final-cta h2{font-size:clamp(1.7rem,3.5vw,2.5rem);font-weight:800;letter-spacing:-.02em;margin-bottom:10px;color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.15)}
.final-cta p{margin-bottom:28px;font-size:1.05rem;color:#fff8e6}
.final-cta .btn-gold{background:#fff;color:var(--navy)}

/* Footer */
.footer{background:var(--navy);color:#9fb0d0;padding:56px 0 32px}
.footer-inner{display:grid;grid-template-columns:1.2fr 1fr 1.2fr;gap:36px}
.footer .brand-logo{height:52px;margin-bottom:14px}
.f-contact strong{display:block;color:#fff;margin-bottom:10px}
.f-contact a{display:block;color:#c3cee6;text-decoration:none;margin-bottom:8px;font-size:.93rem}
.f-contact a:hover{color:#ffe9a8}
.f-legal p{font-size:.83rem;margin-bottom:10px}

/* Wizard */
.wizard-overlay{position:fixed;inset:0;background:rgba(8,20,45,.7);backdrop-filter:blur(6px);z-index:200;display:flex;align-items:center;justify-content:center;padding:18px;animation:fadeIn .25s ease}
.wizard-overlay[hidden]{display:none}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.wizard{background:#fff;border-radius:22px;width:min(640px,100%);max-height:92vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 30px 90px rgba(0,0,0,.4);animation:popIn .3s ease}
@keyframes popIn{from{opacity:0;transform:scale(.96) translateY(12px)}to{opacity:1;transform:none}}
.wizard-head{display:flex;justify-content:space-between;align-items:center;padding:20px 26px;border-bottom:1px solid var(--line);color:var(--navy);font-size:1.1rem}
.wizard-close{background:var(--bg-alt);border:none;width:36px;height:36px;border-radius:50%;font-size:1.3rem;cursor:pointer;color:var(--muted)}
.wizard-close:hover{color:var(--red)}
.wizard-progress{height:6px;background:var(--bg-alt)}
.wizard-bar{height:100%;background:linear-gradient(90deg,var(--gold),var(--gold-2));width:20%;transition:width .35s ease;border-radius:0 4px 4px 0}
.wizard-steps-label{padding:12px 26px 0;font-size:.82rem;font-weight:700;color:var(--gold);letter-spacing:.06em;text-transform:uppercase}
.wizard-body{padding:22px 26px;overflow-y:auto;flex:1}
.wizard-foot{display:flex;justify-content:space-between;gap:12px;padding:18px 26px;border-top:1px solid var(--line)}
.w-field{margin-bottom:16px}
.w-field label{display:block;font-weight:700;font-size:.9rem;color:var(--navy);margin-bottom:6px}
.w-field input,.w-field textarea{width:100%;font-family:var(--font);font-size:1rem;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;transition:border .2s}
.w-field input:focus,.w-field textarea:focus{outline:none;border-color:var(--navy)}
.w-field input.invalid{border-color:var(--red)}
.w-err{color:var(--red);font-size:.82rem;margin-top:4px;display:none}
.review-box{background:var(--bg-alt);border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:16px}
.review-box h4{color:var(--navy);margin-bottom:10px;font-size:.95rem}
.review-row{display:flex;justify-content:space-between;font-size:.9rem;padding:5px 0;color:var(--muted)}
.review-row strong{color:var(--ink)}
.review-total{display:flex;justify-content:space-between;border-top:2px solid var(--line);margin-top:10px;padding-top:12px;font-weight:800;color:var(--navy);font-size:1.1rem}
.order-num{background:var(--navy);color:#ffe9a8;font-weight:800;letter-spacing:.08em;text-align:center;padding:14px;border-radius:12px;margin-bottom:16px;font-size:1.05rem}
.success-hero{text-align:center;padding:10px 0 20px}
.success-check{width:76px;height:76px;border-radius:50%;background:#e6f7ef;color:var(--green);font-size:2.4rem;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;animation:popIn .4s ease}
.pay-note{background:var(--gold-soft);border:1px solid #efdfae;border-radius:12px;padding:14px 16px;font-size:.9rem;color:#6b5518;margin:16px 0}
.success-actions{display:flex;flex-direction:column;gap:10px}

/* Chat */
.chat-fab{position:fixed;bottom:24px;right:24px;width:62px;height:62px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--navy-3),var(--navy));color:#fff;font-size:1.7rem;cursor:pointer;box-shadow:0 12px 32px rgba(10,31,68,.4);z-index:150;transition:transform .2s}
.chat-fab:hover{transform:scale(1.08)}
.chat-fab-badge{position:absolute;top:-2px;right:-2px;background:var(--red);color:#fff;font-size:.72rem;font-weight:800;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.chat-panel{position:fixed;bottom:100px;right:24px;width:min(380px,calc(100vw - 32px));height:520px;max-height:calc(100vh - 140px);background:#fff;border-radius:20px;box-shadow:0 24px 70px rgba(10,31,68,.35);z-index:150;display:flex;flex-direction:column;overflow:hidden;animation:popIn .25s ease}
.chat-panel[hidden]{display:none}
.chat-head{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;padding:16px 20px;display:flex;justify-content:space-between;align-items:center}
.chat-head strong{display:block;font-size:1rem}
.chat-head small{color:#9fb0d0;font-size:.78rem}
.chat-close{background:rgba(255,255,255,.12);border:none;color:#fff;width:32px;height:32px;border-radius:50%;font-size:1.2rem;cursor:pointer}
.chat-messages{flex:1;overflow-y:auto;padding:18px 14px;display:flex;flex-direction:column;gap:10px;background:var(--bg-alt)}
.msg{max-width:85%;padding:11px 15px;border-radius:16px;font-size:.9rem;line-height:1.5;animation:slideIn .2s ease}
.msg.bot{background:#fff;border:1px solid var(--line);border-bottom-left-radius:4px;align-self:flex-start;color:var(--ink)}
.msg.user{background:var(--navy);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
.msg.typing{display:flex;gap:5px;padding:14px 16px}
.msg.typing span{width:8px;height:8px;border-radius:50%;background:#b9c4da;animation:blink 1.2s infinite}
.msg.typing span:nth-child(2){animation-delay:.2s}.msg.typing span:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,60%,100%{opacity:.3}30%{opacity:1}}
.chat-quick{display:flex;gap:8px;padding:10px 14px;flex-wrap:wrap;background:#fff;border-top:1px solid var(--line)}
.quick-btn{background:var(--gold-soft);border:1px solid #efdfae;color:#6b5518;font-family:var(--font);font-weight:700;font-size:.8rem;padding:8px 14px;border-radius:999px;cursor:pointer}
.quick-btn:hover{background:#f7ecd0}
.chat-input{display:flex;gap:8px;padding:12px 14px;background:#fff;border-top:1px solid var(--line)}
.chat-input input{flex:1;font-family:var(--font);font-size:.92rem;padding:11px 14px;border:1.5px solid var(--line);border-radius:12px}
.chat-input input:focus{outline:none;border-color:var(--navy)}
.chat-input .btn{padding:11px 18px}
.ticket-form{display:flex;flex-direction:column;gap:8px}
.ticket-form input,.ticket-form textarea{font-family:var(--font);font-size:.88rem;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;width:100%}

/* Toast */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);background:var(--navy);color:#fff;padding:14px 24px;border-radius:12px;font-weight:600;font-size:.92rem;z-index:300;opacity:0;transition:all .3s;box-shadow:var(--shadow);max-width:90%}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* Responsive */
@media(max-width:960px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-card{max-width:440px}
  .quote-grid{grid-template-columns:1fr}
  .quote-side{position:static}
  .steps-grid{grid-template-columns:1fr 1fr}
  .uscis-inner{grid-template-columns:1fr;gap:36px}
  .guarantee-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .section{padding:60px 0}
  .nav{position:fixed;top:70px;right:16px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;padding:16px 22px;gap:14px;display:none;z-index:60}
  .nav.open{display:flex}
  .nav-toggle{display:flex}
  .header .btn-sm{display:none}
  .steps-grid{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
  .testi-grid{grid-template-columns:1fr}
  .service-cards{grid-template-columns:1fr}
  .hero-stats{gap:22px;flex-wrap:wrap}
  .chat-panel{bottom:96px;right:16px}
  .footer-inner{grid-template-columns:1fr}
  .wizard-foot .btn{padding:12px 16px;font-size:.88rem}
}

/* Use cases */
.section-tight{padding:64px 0}
.usecases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.uc-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;display:flex;gap:14px;align-items:flex-start;transition:transform .2s,box-shadow .2s}
.uc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.uc-icon{font-size:1.8rem;flex-shrink:0}
.uc-card h3{color:var(--navy);font-size:.98rem;margin-bottom:4px}
.uc-card p{color:var(--muted);font-size:.87rem}

/* Floating WhatsApp */
.wa-float{position:fixed;bottom:24px;left:24px;width:58px;height:58px;border-radius:50%;background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:0 12px 32px rgba(37,211,102,.45);z-index:150;transition:transform .2s}
.wa-float:hover{transform:scale(1.08)}

@media(max-width:960px){.usecases-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){
  .usecases-grid{grid-template-columns:1fr}
  .wa-float{width:52px;height:52px;bottom:20px;left:16px}
}