* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Source Serif 4", Georgia, serif; color: var(--brand-ink); background: var(--brand-paper); font-size: 17px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
h1, h2, h3, b, .btn, .badge, label, input, select, textarea, .fine, .eyebrow, .tag, .c-btn, .msg .who, .step-label, .mode-switch, .bp-list, .linkish { font-family: "Montserrat", system-ui, sans-serif; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }
svg { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
[hidden] { display: none !important; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.center { text-align: center; justify-content: center; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.eyebrow { display: block; font-size: 0.7rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brand); margin-bottom: 8px; }
section h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); line-height: 1.15; color: var(--brand-navy); font-weight: 800; letter-spacing: -0.015em; }
.sec-head { margin-bottom: 30px; }
.sec-head p, .sec-lead { color: #4a5a70; margin-top: 8px; max-width: 62ch; }
.sec-head.center p { margin-left: auto; margin-right: auto; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 20px; border-radius: 8px; font-weight: 700; font-size: 0.9rem; border: 1px solid #c9d3df; background: #fff; color: var(--brand-navy); text-decoration: none; transition: filter 0.15s, border-color 0.15s; }
.btn:hover { border-color: var(--brand); }
.btn.brand { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.brand:hover { filter: brightness(0.94); }
.btn.big { padding: 14px 28px; font-size: 1rem; }
.btn.sm { padding: 8px 16px; font-size: 0.82rem; }
.btn.danger { color: #9b1c2a; border-color: #ecc4c9; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.linkish { background: none; border: 0; color: var(--brand); font-weight: 700; font-size: 0.86rem; text-decoration: underline; text-underline-offset: 3px; }

/* header + hero */
.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--brand-paper) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid #e3eaf2; }
.top-in { display: flex; align-items: center; justify-content: space-between; padding-top: 12px; padding-bottom: 12px; }
.top .logo { height: 40px; width: auto; }
.hero { padding: 54px 0 64px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; }
.badge { display: inline-block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--brand); background: #fff; border: 1px solid color-mix(in srgb, var(--brand) 35%, transparent); border-radius: 999px; padding: 6px 14px; }
.hero h1 { font-size: clamp(2.2rem, 4.4vw, 3.4rem); line-height: 1.06; color: var(--brand-navy); font-weight: 800; margin: 18px 0 16px; letter-spacing: -0.02em; }
.hero h1 em { color: var(--brand); font-style: normal; }
.hero .from { font-size: 1rem; margin-bottom: 10px; }
.hero .lead { font-size: 1.12rem; max-width: 56ch; }
.hero .free { font-size: 0.98rem; color: #4a5a70; max-width: 56ch; margin: 16px 0 28px; }
.hero .free b { color: var(--brand-navy); }
.hero-cover img { max-height: 480px; margin: 0 auto; filter: drop-shadow(0 22px 30px rgba(10, 25, 45, 0.28)); }
.hero-cover p { font-size: 0.86rem; text-align: center; margin-top: 14px; color: #4a5a70; }

/* two ways */
.choice { padding: 64px 0; background: #fff; border-top: 1px solid #e3eaf2; border-bottom: 1px solid #e3eaf2; scroll-margin-top: 64px; }
.choice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 860px; margin: 0 auto; }
.choice-card { position: relative; text-align: left; background: var(--brand-paper); border: 1px solid #dbe4ee; border-radius: 16px; padding: 28px 26px 26px; color: var(--brand-ink); display: flex; flex-direction: column; gap: 10px; transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s; }
.choice-card:hover { transform: translateY(-2px); border-color: var(--brand); box-shadow: 0 14px 34px rgba(16, 34, 60, 0.1); }
.choice-card h3 { font-size: 1.18rem; color: var(--brand-navy); }
.choice-card p { font-size: 0.96rem; color: #4a5a70; flex: 1; }
.c-icon { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: color-mix(in srgb, var(--brand) 14%, #fff); color: var(--brand); }
.c-icon svg { width: 22px; height: 22px; }
.tag { position: absolute; top: 18px; right: 18px; font-size: 0.62rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: #5d6c80; background: #fff; border: 1px solid #dbe4ee; border-radius: 999px; padding: 4px 10px; display: inline-flex; align-items: center; gap: 6px; }
.tag.live { color: var(--brand); border-color: color-mix(in srgb, var(--brand) 35%, #fff); }
.tag.live i { width: 7px; height: 7px; border-radius: 50%; background: var(--brand); animation: blink 1.6s infinite; }
@keyframes blink { 50% { opacity: 0.3; } }
.c-btn { align-self: flex-start; margin-top: 6px; font-size: 0.88rem; font-weight: 700; color: #fff; background: var(--brand); border-radius: 8px; padding: 10px 18px; }
.choice-card + .choice-card .c-btn { background: var(--brand-navy); }
.c-warn { font-size: 0.8rem; color: #9b1c2a; font-family: "Montserrat", sans-serif; }
.choice-note { text-align: center; font-size: 0.9rem; color: #5d6c80; margin-top: 22px; }
.choice-note a { color: var(--brand); font-weight: 600; }

/* studio */
.studio { padding: 56px 0 64px; scroll-margin-top: 64px; }
.studio-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.mode-switch { display: inline-flex; background: #fff; border: 1px solid #dbe4ee; border-radius: 10px; padding: 4px; gap: 4px; }
.mode-switch button { display: inline-flex; align-items: center; gap: 6px; border: 0; background: none; padding: 8px 16px; border-radius: 7px; font-size: 0.84rem; font-weight: 700; color: #5d6c80; }
.mode-switch button svg { width: 15px; height: 15px; }
.mode-switch button.on { background: var(--brand-navy); color: #fff; }
.studio-grid { display: grid; grid-template-columns: 1.45fr 0.85fr; gap: 22px; align-items: start; }
.card { background: #fff; border: 1px solid #dde5ee; border-radius: 16px; padding: 28px; box-shadow: 0 1px 2px rgba(16, 34, 60, 0.05); }
.stage { min-height: 520px; }
.err { font-size: 0.85rem; color: #9b1c2a; background: #fbe8ea; border-radius: 8px; padding: 10px 12px; font-family: "Montserrat", sans-serif; margin-top: 12px; }
.consent { display: flex; gap: 10px; font-size: 0.8rem; font-weight: 500; line-height: 1.45; color: #3e4c60; text-align: left; margin-top: 18px; }
.consent input { margin-top: 3px; flex-shrink: 0; width: 16px; height: 16px; accent-color: var(--brand); }
.fine { font-size: 0.78rem; color: #6b7a8e; margin-top: 14px; }
.done { background: #e8f5ee; border: 1px solid #bfe3cf; border-radius: 12px; padding: 18px; font-size: 1rem; margin-bottom: 20px; }
.done b { color: #145c3a; display: block; margin-bottom: 4px; }

/* voice */
.orb { width: 54px; height: 54px; border-radius: 50%; overflow: hidden; border: 3px solid #e7edf3; flex-shrink: 0; display: grid; place-items: center; background: color-mix(in srgb, var(--brand) 14%, #fff); color: var(--brand); transition: box-shadow 0.3s; }
.orb.big { width: 112px; height: 112px; border-width: 4px; }
.orb img { width: 100%; height: 100%; object-fit: cover; }
.orb svg { width: 40%; height: 40%; }
.voice-start { max-width: 520px; margin: 18px auto 0; text-align: center; display: flex; flex-direction: column; align-items: center; }
.voice-start h3 { font-size: 1.3rem; color: var(--brand-navy); margin: 18px 0 8px; }
.voice-start p { color: #4a5a70; font-size: 0.98rem; }
.voice-start .btn { margin-top: 20px; }
.voice-live { text-align: center; }
.orb-wrap { position: relative; width: 170px; height: 170px; margin: 8px auto 6px; display: grid; place-items: center; }
.orb-wrap .orb { position: relative; z-index: 1; }
.ring { position: absolute; inset: 22px; border-radius: 50%; border: 2px solid color-mix(in srgb, var(--brand) 40%, transparent); opacity: 0; }
.voice-live:has(.orb.speaking) .ring, .voice-live:has(.orb.listening) .ring { animation: ripple 2s infinite; }
.ring.r2 { animation-delay: 1s !important; }
@keyframes ripple { 0% { transform: scale(0.85); opacity: 0.9; } 100% { transform: scale(1.3); opacity: 0; } }
.orb.listening { box-shadow: 0 0 0 5px color-mix(in srgb, var(--brand) 30%, transparent); }
.orb.speaking { box-shadow: 0 0 0 8px color-mix(in srgb, var(--brand) 50%, transparent); }
.v-status { font-family: "Montserrat", sans-serif; font-size: 0.72rem; font-weight: 800; letter-spacing: 0.16em; text-transform: uppercase; color: var(--brand); }
.v-hint { font-size: 0.95rem; color: #4a5a70; min-height: 1.5em; margin-top: 4px; }
.v-controls { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin: 18px 0 6px; }
.finish { max-width: 420px; margin: 14px auto 4px; text-align: left; display: flex; flex-direction: column; gap: 6px; background: var(--brand-paper); border: 1px solid #dbe4ee; border-radius: 12px; padding: 16px; }
.finish label { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: #5d6c80; margin-top: 4px; }
.finish input { font-size: 0.95rem; padding: 10px 12px; border: 1px solid #cfd9e4; border-radius: 8px; }
.finish .btn { margin-top: 10px; }
.mic-help { width: 100%; margin-top: 18px; text-align: left; background: var(--brand-paper); border: 1px solid #dbe4ee; border-radius: 12px; padding: 16px 18px; font-size: 0.92rem; color: #4a5a70; }
.mic-help.bad { background: #fdf3f4; border-color: #f0cdd2; }
.mic-help h4 { font-family: "Montserrat", sans-serif; font-size: 0.95rem; font-weight: 800; color: var(--brand-navy); margin-bottom: 4px; }
.mic-help.bad h4 { color: #9b1c2a; }
.mic-help ol { margin: 8px 0 2px 20px; }
.mic-help li { margin: 4px 0; }
.mic-help .mh-note { font-size: 0.8rem; color: #6b7a8e; margin-top: 8px; }
.mic-help .mh-btns { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-top: 14px; }
.voice-start .mic-help .btn { margin-top: 0; }
.mic-help .mh-link { display: flex; gap: 8px; margin-top: 12px; }
.mic-help .mh-link input { flex: 1; min-width: 0; font-size: 0.82rem; padding: 8px 10px; border: 1px solid #cfd9e4; border-radius: 8px; background: #fff; color: var(--brand-ink); }
.chat { text-align: left; max-height: 300px; overflow-y: auto; margin-top: 18px; padding-top: 14px; border-top: 1px solid #e7edf3; display: flex; flex-direction: column; gap: 10px; }
.chat:empty { display: none; }
.msg { font-size: 0.93rem; padding: 10px 13px; border-radius: 10px; max-width: 92%; }
.msg .who { display: block; font-size: 0.6rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.7; margin-bottom: 2px; }
.msg.ai { background: #eef4f9; align-self: flex-start; }
.msg.me { background: var(--brand-navy); color: #fff; align-self: flex-end; }
.msg.sys { background: transparent; color: #6b7a8e; font-size: 0.82rem; font-family: "Montserrat", sans-serif; align-self: center; text-align: center; }

/* form wizard */
.hold { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; background: #fff7e2; border: 1px solid #efd9a0; border-radius: 10px; padding: 10px 14px; font-size: 0.86rem; margin-bottom: 18px; font-family: "Montserrat", sans-serif; }
.hold .dot { width: 8px; height: 8px; border-radius: 50%; background: #d39b1d; animation: blink 1.4s infinite; }
.hold .h-text { flex: 1; min-width: 200px; }
.hold .h-btns { display: flex; gap: 8px; }
.hold button { border: 0; background: none; font-weight: 700; color: var(--brand-navy); text-decoration: underline; font-size: 0.84rem; }
.steps { list-style: none; display: flex; align-items: center; margin-bottom: 22px; }
.steps li { flex: 1; display: flex; align-items: center; }
.steps li:last-child { flex: 0; }
.steps li::after { content: ""; flex: 1; height: 2px; background: #e3eaf2; margin: 0 8px; }
.steps li:last-child::after { display: none; }
.steps li.past::after { background: var(--brand); }
.steps button { width: 30px; height: 30px; border-radius: 50%; border: 2px solid #d5dee8; background: #fff; color: #7a889a; font-family: "Montserrat", sans-serif; font-size: 0.78rem; font-weight: 700; flex-shrink: 0; }
.steps li.on button { border-color: var(--brand); color: var(--brand); box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand) 18%, transparent); }
.steps li.past button { background: var(--brand); border-color: var(--brand); color: #fff; }
.step-label { font-size: 0.7rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--brand); }
.form-step h3 { font-size: 1.35rem; color: var(--brand-navy); margin: 6px 0 6px; }
.step-intro { color: #4a5a70; font-size: 0.96rem; margin-bottom: 20px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.wide { grid-column: 1 / -1; }
.field label { font-size: 0.74rem; font-weight: 700; color: var(--brand-navy); }
.field label em { font-style: normal; font-weight: 500; color: #7a889a; }
.field input, .field select, .field textarea { font-size: 0.96rem; padding: 11px 13px; border: 1px solid #cfd9e4; border-radius: 8px; background: #fbfcfe; color: var(--brand-ink); width: 100%; font-family: "Source Serif 4", serif; }
.field textarea { min-height: 78px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--brand); background: #fff; box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 15%, transparent); }
.field.filled input, .field.filled select, .field.filled textarea { border-color: color-mix(in srgb, var(--brand) 45%, #fff); }
.field .hint { font-size: 0.74rem; color: #7a889a; font-family: "Montserrat", sans-serif; }
.est-toggle { display: flex; gap: 12px; align-items: flex-start; background: var(--brand-paper); border: 1px solid #dbe4ee; border-radius: 12px; padding: 14px 16px; margin-bottom: 18px; cursor: pointer; }
.est-toggle input { margin-top: 4px; width: 17px; height: 17px; accent-color: var(--brand); }
.est-toggle b { display: block; color: var(--brand-navy); font-size: 0.92rem; }
.est-toggle span { font-size: 0.88rem; color: #4a5a70; font-family: "Source Serif 4", serif; }
.step-nav { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 24px; padding-top: 20px; border-top: 1px solid #e7edf3; }
.step-nav .linkish { margin-left: auto; }

/* blueprint */
.bp { position: sticky; top: 80px; padding: 24px; }
.bp h3 { color: var(--brand-navy); font-size: 1.08rem; }
.bp-top { display: flex; gap: 14px; align-items: center; margin: 16px 0 14px; padding-bottom: 14px; border-bottom: 1px solid #e7edf3; }
.bp-top b { display: block; color: var(--brand-navy); font-size: 0.92rem; }
.bp-top span { font-size: 0.8rem; color: #6b7a8e; }
.pct { --p: 0; width: 58px; height: 58px; border-radius: 50%; flex-shrink: 0; display: grid; place-items: center; background: conic-gradient(var(--brand) calc(var(--p) * 1%), #e7edf3 0); transition: background 0.4s; }
.pct span { width: 46px; height: 46px; border-radius: 50%; background: #fff; display: grid; place-items: center; font-family: "Montserrat", sans-serif; font-weight: 800; font-size: 0.8rem; color: var(--brand-navy); }
.bp-list { list-style: none; display: flex; flex-direction: column; }
.bp-list li { display: grid; grid-template-columns: 16px 116px 1fr; gap: 8px; align-items: baseline; padding: 6px 0; font-size: 0.8rem; border-bottom: 1px dashed #edf1f6; }
.bp-list li:last-child { border-bottom: 0; }
.bp-list i { width: 14px; height: 14px; border-radius: 50%; border: 1.5px solid #c9d3df; align-self: center; }
.bp-list li.ok i { background: var(--brand); border-color: var(--brand); box-shadow: inset 0 0 0 2px #fff; }
.bp-list .k { color: #5d6c80; font-weight: 600; }
.bp-list .v { color: #9aa7b6; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-family: "Source Serif 4", serif; font-size: 0.86rem; }
.bp-list li.ok .v { color: var(--brand-ink); }
.bp-foot { font-family: "Montserrat", sans-serif; font-size: 0.78rem; font-weight: 700; color: var(--brand); margin-top: 14px; padding-top: 12px; border-top: 1px solid #e7edf3; }

/* inside, how, final */
.inside { padding: 72px 0; background: #fff; border-top: 1px solid #e3eaf2; }
.samples { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 30px; }
.samples figure { background: var(--brand-paper); border: 1px solid #dbe4ee; border-radius: 12px; overflow: hidden; }
.samples img { width: 100%; aspect-ratio: 608 / 900; object-fit: cover; border-bottom: 1px solid #e3eaf2; }
.samples figcaption { font-size: 0.86rem; color: #4a5a70; padding: 12px 14px 14px; }
.points { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 26px; }
.points div { border-left: 3px solid var(--brand); padding-left: 12px; font-size: 0.92rem; color: #4a5a70; }
.points b { display: block; color: var(--brand-navy); font-size: 0.86rem; margin-bottom: 2px; }
.how { padding: 72px 0; }
.how-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 28px; }
.how-grid div { background: #fff; border: 1px solid #dde5ee; border-radius: 14px; padding: 20px; }
.how-grid .n { font-family: "Montserrat", sans-serif; font-size: 0.64rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--brand); }
.how-grid b { display: block; color: var(--brand-navy); font-size: 1rem; margin: 8px 0 6px; }
.how-grid p { font-size: 0.9rem; color: #4a5a70; }
.final { padding: 72px 0; background: var(--brand-navy); color: #d5e0ec; text-align: center; }
.final h2 { color: #fff; }
.final p { margin: 10px auto 26px; max-width: 56ch; }
.final .btn:not(.brand) { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.35); }

.foot { background: #0f2340; color: #c9d6e6; font-size: 0.8rem; font-family: "Montserrat", sans-serif; padding: 22px 24px; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; }
.foot .pub { display: flex; gap: 10px; align-items: center; }
.foot .pub img { height: 18px; width: auto; }

body.embed { background: transparent; }
body.embed .choice { background: transparent; border: 0; padding: 8px 0 24px; }
body.embed .studio { padding: 8px 0 24px; }
body.embed .bp { top: 12px; }

@media (max-width: 960px) {
  .hero-grid, .studio-grid { grid-template-columns: 1fr; }
  .hero-cover { order: -1; }
  .hero-cover img { max-height: 300px; }
  .bp { position: static; }
  .samples, .points, .how-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .choice-grid, .grid2, .samples, .points, .how-grid { grid-template-columns: 1fr; }
  .card { padding: 20px; }
  .steps button { width: 26px; height: 26px; }
  .top .btn { display: none; }
}