:root{--navy:#102A56;--blue:#246BFE;--cyan:#38BDF8;--green:#14B88A;--bg:#F6F8FB;--card:#fff;--text:#111827;--muted:#64748B;--line:#E5EAF2;--shadow:0 24px 80px rgba(16,42,86,.12);--radius:28px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:linear-gradient(180deg,#F7FAFF 0%,#fff 42%,#F6F8FB 100%);line-height:1.6}.container{width:min(1160px,calc(100% - 40px));margin:0 auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(229,234,242,.85)}.nav{height:72px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);font-weight:900;font-size:20px}.brand-logo{width:32px;height:32px}.nav-links{display:flex;align-items:center;gap:20px}.nav-links a,.login-link{color:#334155;text-decoration:none;font-weight:700;background:none;border:0;cursor:pointer;font:inherit}.login-link{padding:9px 16px;border-radius:999px;background:#EEF4FF;color:var(--blue)}.nav-toggle{display:none;border:0;background:#EEF4FF;border-radius:12px;padding:8px 12px;font-size:20px}.hero{display:grid;grid-template-columns:1fr .92fr;gap:42px;align-items:center;padding:88px 0 54px}.eyebrow{margin:0 0 12px;color:var(--blue);font-weight:900;text-transform:uppercase;letter-spacing:.12em;font-size:13px}.hero h1{margin:0;font-size:clamp(42px,6vw,76px);line-height:1.04;color:var(--navy);letter-spacing:-.06em}.hero-text{font-size:20px;color:#475569;max-width:650px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.hero-actions.center{justify-content:center}.button{display:inline-flex;align-items:center;justify-content:center;border:0;text-decoration:none;border-radius:16px;padding:14px 20px;font-weight:900;cursor:pointer;transition:.2s;box-shadow:0 12px 30px rgba(36,107,254,.14)}.button:hover{transform:translateY(-2px)}.button.primary{background:linear-gradient(135deg,var(--blue),#1D4ED8);color:white}.button.secondary{background:#EAF2FF;color:var(--blue)}.button.ghost{background:var(--navy);color:white}.button.ghost.dark{background:#102A56;color:white}.button.small{padding:11px 14px;border-radius:14px;width:100%}.button.block{width:100%}.microcopy{color:var(--muted);font-size:14px}.hero-preview{background:linear-gradient(180deg,#102A56,#0B1730);border-radius:36px;padding:22px;box-shadow:var(--shadow);color:white;position:relative;overflow:hidden}.hero-preview:before{content:"";position:absolute;inset:-40% -20% auto auto;width:320px;height:320px;background:radial-gradient(circle,rgba(56,189,248,.34),transparent 65%)}.preview-top{position:relative;display:flex;justify-content:space-between;margin-bottom:16px;color:#C7D2FE}.preview-top b{color:#A7F3D0}.preview-card{position:relative;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);border-radius:26px;padding:20px}.preview-card small{color:#BAE6FD;font-weight:900}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:20px 0}.stats-grid div{background:rgba(255,255,255,.1);border-radius:18px;padding:14px;text-align:center}.stats-grid strong{display:block;font-size:26px}.stats-grid span{font-size:12px;color:#CBD5E1}.mini-table{display:grid;gap:8px;margin-bottom:16px}.mini-table p{display:flex;justify-content:space-between;margin:0;padding:10px 12px;background:rgba(255,255,255,.08);border-radius:14px}.mini-table b{color:#86EFAC}.mini-table b.warn{color:#FDBA74}.section{padding:76px 0}.section-heading{text-align:center;max-width:760px;margin:0 auto 34px}.section-heading h2{font-size:clamp(30px,4vw,48px);line-height:1.15;margin:0 0 12px;color:var(--navy);letter-spacing:-.04em}.section-heading p{color:var(--muted);font-size:18px}.tool-grid,.compare-grid,.example-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.tool-card,.compare-card,.result-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}.tool-icon{width:52px;height:52px;display:grid;place-items:center;border-radius:18px;background:linear-gradient(135deg,var(--blue),var(--cyan));color:white;font-weight:900}.tool-card h3,.compare-card h3,.result-card h3{font-size:24px;margin:18px 0 8px;color:var(--navy)}.tool-card p,.compare-card div,.result-card{color:var(--muted)}.tool-card ul{padding-left:18px;color:#475569;min-height:112px}.compare-section{background:#EEF4FF}.before,.after{padding:16px;border-radius:18px;margin-top:12px}.before{background:#FFF7ED;color:#9A3412}.after{background:#ECFDF5;color:#047857}.pay-box{background:linear-gradient(135deg,#102A56,#173D7A);color:white;border-radius:36px;padding:34px;box-shadow:var(--shadow)}.pay-box h2{font-size:42px;margin:0 0 10px}.pay-box p{color:#DCEBFF}.flow-line{display:grid;grid-template-columns:1fr 22px 1fr 22px 1fr 22px 1fr;gap:10px;align-items:center;margin:28px 0}.flow-line span{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:14px;text-align:center;font-weight:900}.flow-line i{height:2px;background:#60A5FA}.unlock-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.unlock-grid div{background:rgba(255,255,255,.1);border-radius:22px;padding:20px}.unlock-grid b{font-size:20px}.result-row{display:grid;grid-template-columns:90px 1fr;gap:6px;margin:10px 0;padding:14px;border-radius:18px;background:#F8FAFC}.result-row span{color:#64748B}.result-row b{color:var(--navy)}.result-row em{grid-column:2;color:var(--green);font-style:normal;font-size:13px}.result-card ol{margin:0;padding-left:22px;color:#334155}.generator-section{background:#F8FAFC}.generator{display:grid;grid-template-columns:430px 1fr;gap:20px;margin:22px 0;scroll-margin-top:92px}.generator-form,.generator-preview{background:white;border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:0 16px 50px rgba(16,42,86,.08)}.generator-form h3{font-size:26px;margin:0 0 16px;color:var(--navy)}label{display:block;font-weight:800;color:#334155;margin:14px 0 0}input,select,textarea{width:100%;margin-top:7px;border:1px solid #D8E0EC;border-radius:14px;padding:12px 13px;font:inherit;background:#fff}textarea{min-height:112px;resize:vertical}.empty{color:var(--muted);margin:0}.preview-title{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:14px}.preview-title h4{font-size:22px;color:var(--navy);margin:0}.badge{display:inline-flex;border-radius:999px;background:#ECFDF5;color:#047857;padding:6px 10px;font-size:12px;font-weight:900}.preview-list{display:grid;gap:10px}.preview-item{padding:14px;border-radius:18px;background:#F8FAFC;border:1px solid #E5EAF2}.preview-item.locked{position:relative;filter:saturate(.8);background:repeating-linear-gradient(135deg,#F8FAFC,#F8FAFC 8px,#EEF4FF 8px,#EEF4FF 16px)}.preview-item b{display:block;color:var(--navy)}.preview-item span{display:block;color:#475569;margin-top:4px}.preview-item small{color:var(--green)}.locked-note{margin:14px 0;padding:14px;border-radius:18px;background:#FFF7ED;color:#9A3412;font-weight:800}.cta-section{padding:80px 0;background:linear-gradient(180deg,#fff,#EEF4FF)}.final-cta{text-align:center;background:white;border:1px solid var(--line);border-radius:36px;padding:42px;box-shadow:var(--shadow)}.final-cta h2{font-size:42px;color:var(--navy);margin:0 0 10px}.footer{display:flex;justify-content:space-between;gap:20px;padding:32px 0;color:var(--muted)}.footer a{margin-left:16px;color:var(--muted);text-decoration:none}.modal{position:fixed;inset:0;background:rgba(15,23,42,.48);display:none;align-items:center;justify-content:center;z-index:50;padding:20px}.modal.open{display:flex}.modal-card{width:min(460px,100%);background:white;border-radius:28px;padding:28px;box-shadow:0 30px 100px rgba(0,0,0,.25);position:relative}.modal-card h2{margin:0 0 8px;color:var(--navy)}.modal-card p,.modal-card small{color:var(--muted)}.modal-close{position:absolute;right:16px;top:14px;border:0;background:#F1F5F9;border-radius:12px;width:34px;height:34px;font-size:24px;cursor:pointer}.reveal{opacity:0;transform:translateY(18px);transition:.55s ease}.reveal.visible{opacity:1;transform:none}@media(max-width:980px){.hero,.generator{grid-template-columns:1fr}.tool-grid,.compare-grid,.example-grid,.unlock-grid{grid-template-columns:1fr}.flow-line{grid-template-columns:1fr}.flow-line i{display:none}.stats-grid{grid-template-columns:repeat(2,1fr)}.nav-toggle{display:block}.nav-links{position:absolute;top:72px;left:20px;right:20px;display:none;flex-direction:column;align-items:stretch;background:white;border:1px solid var(--line);border-radius:22px;padding:18px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-links a,.login-link{text-align:left}.footer{flex-direction:column}.hero{padding-top:50px}}@media(max-width:560px){.container{width:min(100% - 28px,1160px)}.hero h1{font-size:42px}.hero-text{font-size:17px}.button{width:100%}.pay-box h2,.final-cta h2{font-size:30px}.generator-form,.generator-preview,.tool-card,.compare-card,.result-card{padding:20px}}

/* Practical generator depth pass */
.form-hint{margin:0 0 14px;color:#64748B;background:#F8FAFC;border:1px solid #E5EAF2;border-radius:16px;padding:12px 14px;font-size:14px}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.summary-strip{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 14px}.summary-strip span{display:inline-flex;align-items:center;border-radius:999px;background:#EEF4FF;color:#1D4ED8;padding:7px 10px;font-size:12px;font-weight:900}.modal-form .form-success,.modal-form .form-error{display:none;margin:10px 0 0;font-weight:800}.modal-form.submitted .form-success{display:block;color:#047857}.modal-form.failed .form-error{display:block;color:#B91C1C}input[type=file]{padding:11px;background:#F8FAFC;border-style:dashed}input[type=file]::file-selector-button{border:0;border-radius:10px;background:#246BFE;color:white;font-weight:800;padding:8px 12px;margin-right:10px;cursor:pointer}@media(max-width:560px){.field-pair{grid-template-columns:1fr}}