/* ============================================================
   NEON STEEL — invoice workflow page components
   Hero, gated lead form, input-mode demo, structured-output
   preview, readiness verdict. Linked after styles.css.
   ============================================================ */

/* Hero + display type (workflow scale) */
.hero{padding:96px 0 76px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
h1{font-size:clamp(44px,7vw,82px);line-height:.98;letter-spacing:-.03em;font-weight:800}
h2{font-size:clamp(34px,5vw,58px);line-height:1.04;letter-spacing:-.02em;font-weight:800}
.lead{margin-top:24px;color:var(--muted);font-size:clamp(18px,2.2vw,21px);max-width:740px}
.hero-actions,.form-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.privacy-note{margin-top:18px;color:var(--muted);font-size:14px;max-width:720px}

/* Surfaces (share the panel base; some drop the drop-shadow) */
.form-card,.tile,.preview-panel,.verdict-card{background:var(--surface);border:1px solid var(--hair);border-radius:8px;box-shadow:var(--shadow);overflow:hidden}
.preview-head{height:42px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid var(--hair);font-family:var(--mono);font-size:11px;color:var(--faint);letter-spacing:.08em;text-transform:uppercase}
.invoice-mini{padding:22px;font-family:var(--mono);font-size:13px}
.invoice-line{display:grid;grid-template-columns:1fr auto;gap:16px;border-bottom:1px solid var(--hair);padding:12px 0;color:var(--text)}
.invoice-line:last-child{border-bottom:0}
.invoice-line span{color:var(--faint)}

/* Sections + "what this fixes" tiles */
section{padding:78px 0;border-top:1px solid var(--hair)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:34px;margin-bottom:28px}
.section-head p{max-width:560px;color:var(--muted)}
.fix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.tile{min-height:150px;padding:20px;box-shadow:none}
.tile strong{font-size:23px;letter-spacing:-.02em}
.tile p{margin-top:12px;color:var(--muted)}

/* Lead form */
.form-card{padding:24px;background:var(--surface-raised);border-color:var(--line)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.field{display:grid;gap:7px}
.field.full{grid-column:1/-1}
label{font-family:var(--mono);font-size:11px;color:var(--neon);text-transform:uppercase;letter-spacing:.12em;text-shadow:var(--glow-text)}
input,select,textarea{width:100%;border:1px solid var(--hair);background:#08090A;color:var(--text);border-radius:4px;padding:12px 13px;font:inherit}
input::placeholder,textarea::placeholder{color:var(--faint)}
textarea{min-height:165px;resize:vertical}
.optional-context{grid-column:1/-1;border:1px solid var(--hair);border-radius:6px;background:rgba(5,6,7,.38);padding:13px}
.optional-context summary{cursor:pointer;font-family:var(--mono);font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.optional-grid{margin-top:14px}
.hint,.error{font-size:13px;line-height:1.5}
.hint{color:var(--muted)}
.error{display:none;color:var(--err);font-weight:700}
.demo{display:none}
.demo.is-open{display:block}

/* Input-mode demo + structured output */
.mode-tabs{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 18px}
.mode-tabs button{border:1px solid var(--hair);background:rgba(5,6,7,.45);color:var(--muted);font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;border-radius:4px;padding:10px 12px;cursor:pointer}
.mode-tabs button.active{border-color:var(--neon);color:var(--neon-bright);box-shadow:var(--glow-md)}
.paper{background:var(--surface-raised);border:1px solid var(--hair);border-radius:8px;padding:22px}
.upload-box{border:1px dashed var(--line);border-radius:8px;padding:24px;background:rgba(46,155,255,.04);text-align:center}
.upload-box.drag{border-color:var(--neon);box-shadow:var(--glow-md)}
.upload-box input{margin-top:14px}
.preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}
.preview-panel{box-shadow:none}
.preview-body{padding:18px;min-height:350px}
.input-preview{white-space:pre-wrap;font-family:var(--mono);font-size:12px;color:var(--muted);line-height:1.65}
.dark .preview-body{background:#08090A}
.data-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.data-item{border:1px solid var(--hair);border-radius:6px;padding:12px;background:rgba(17,19,22,.65)}
.data-item span{display:block;font-family:var(--mono);font-size:10px;color:var(--faint);text-transform:uppercase;letter-spacing:.12em}
.data-item strong{display:block;margin-top:5px;color:var(--text);font-weight:600}
.check-list,.action-list{margin:14px 0 0;padding:0;list-style:none;display:grid;gap:8px}
.check-list li,.action-list li{border-left:2px solid var(--neon);padding-left:10px;color:var(--muted)}
.confidence{color:var(--ok);font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em}

/* Readiness verdict */
.verdict-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.verdict-card{padding:20px;box-shadow:none}
.verdict-card h3{font-size:24px}
.verdict-card p{margin-top:12px;color:var(--muted)}
.verdict-card.active{border-color:var(--neon);box-shadow:var(--glow-md)}
.callout{background:rgba(46,155,255,.05)}

/* Consistent neon hover for interactive demo controls */
.mode-tabs button,.verdict-card,.upload-box,.optional-context summary{transition:color var(--dur-fast,.14s) ease-out,border-color var(--dur-fast,.14s) ease-out,box-shadow var(--dur-base,.22s) ease-out}
.mode-tabs button:hover:not(.active){border-color:var(--neon);color:var(--neon-bright);box-shadow:var(--glow-md)}
.verdict-card:hover{border-color:var(--neon);box-shadow:var(--glow-md)}
.verdict-card:hover h3{color:var(--neon-bright)}
.upload-box:hover{border-color:var(--neon);box-shadow:var(--glow-md)}
.optional-context summary:hover{color:var(--neon-bright);text-shadow:var(--glow-text)}

/* Responsive */
@media(max-width:940px){.hero-grid,.fix-grid,.preview-grid,.verdict-grid{grid-template-columns:1fr}.section-head{display:block}.section-head p{margin-top:14px}.navlinks a:not(.btn){display:none}.form-grid{grid-template-columns:1fr}.footer-row{display:grid}}
@media(max-width:560px){.wrap{width:min(var(--max),calc(100vw - 26px))}.btn{width:100%}.hero-actions{display:grid}section{padding:60px 0}.invoice-line,.data-grid{grid-template-columns:1fr}}