/* ══════════ ใจพร้อม · JaiProm ══════════ */
:root{
  --cream:#faf7f2; --paper:#ffffff; --ink:#2f3a34; --muted:#6f7d75;
  --sage:#6b8f71; --sage-dark:#557a5c; --sage-soft:#e7efe8;
  --terra:#d08c60; --terra-soft:#f7ece3;
  --line:#e5e0d6; --danger:#c05b5b;
  --radius:16px; --shadow:0 6px 24px rgba(47,58,52,.08);
  --font:'IBM Plex Sans Thai',-apple-system,'Segoe UI',sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--cream);color:var(--ink);line-height:1.7;font-size:16px}
svg{width:20px;height:20px;flex-shrink:0}
h1,h2,h3{line-height:1.35}

/* ── buttons ── */
.btn{display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer;font-family:var(--font);font-size:15px;font-weight:600;padding:11px 20px;border-radius:999px;transition:all .18s;text-decoration:none}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--sage);color:#fff}
.btn-primary:hover{background:var(--sage-dark);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--sage-dark);border:1.5px solid var(--sage)}
.btn-outline:hover{background:var(--sage-soft)}
.btn-ghost{background:transparent;color:var(--muted)}
.btn-ghost:hover{background:var(--sage-soft);color:var(--ink)}
.btn-sm{font-size:13.5px;padding:8px 14px}
.btn-lg{font-size:16.5px;padding:14px 26px}
.btn-block{width:100%;justify-content:center}
.btn-danger{background:transparent;color:var(--danger);border:1.5px solid var(--danger)}
.btn-danger:hover{background:#fbeeee}

/* ── topbar ── */
.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:14px 24px;background:rgba(250,247,242,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink)}
.brand-icon{width:28px;height:28px;color:var(--sage)}
.brand-name{font-size:21px;font-weight:700}
.brand-en{font-size:13px;color:var(--muted);font-weight:500;margin-top:5px}
.topbar-actions{display:flex;gap:8px;align-items:center}

/* ── hero ── */
.hero{padding:72px 24px 56px;text-align:center}
.hero-inner{max-width:780px;margin:0 auto}
.hero-badge{display:inline-block;background:var(--terra-soft);color:var(--terra);font-size:13.5px;font-weight:600;padding:6px 16px;border-radius:999px;margin-bottom:22px;letter-spacing:.3px}
.hero h1{font-size:clamp(32px,5.5vw,52px);font-weight:700;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--sage)}
.hero-sub{font-size:17px;color:var(--muted);max-width:640px;margin:0 auto 32px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:26px}
.hero-privacy{display:flex;align-items:center;justify-content:center;gap:8px;font-size:13.5px;color:var(--muted)}
.hero-privacy svg{width:15px;height:15px;color:var(--sage)}

/* ── features ── */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;max-width:1080px;margin:0 auto;padding:0 24px 64px}
.feature-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow)}
.feature-icon{width:46px;height:46px;border-radius:13px;background:var(--sage-soft);color:var(--sage-dark);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.feature-icon svg{width:23px;height:23px}
.feature-card h3{font-size:16.5px;margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--muted)}

/* ── landing section list ── */
.section-preview{max-width:1080px;margin:0 auto;padding:0 24px 72px}
.section-preview h2{text-align:center;font-size:26px;margin-bottom:30px}
.landing-sections{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px}
.landing-sec{display:flex;gap:14px;align-items:flex-start;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px;cursor:pointer;transition:all .18s}
.landing-sec:hover{border-color:var(--sage);box-shadow:var(--shadow);transform:translateY(-2px)}
.landing-sec .num{font-size:12.5px;font-weight:700;color:var(--terra);letter-spacing:.5px}
.landing-sec h4{font-size:16px;margin:2px 0 4px}
.landing-sec p{font-size:13.5px;color:var(--muted)}
.landing-sec .sec-icon{width:40px;height:40px;border-radius:11px;background:var(--sage-soft);color:var(--sage-dark);display:flex;align-items:center;justify-content:center;flex-shrink:0}

.footer{border-top:1px solid var(--line);padding:34px 24px;text-align:center;font-size:13px;color:var(--muted)}

/* ── book layout ── */
#book{display:flex;max-width:1180px;margin:0 auto;padding:26px 20px 60px;gap:26px;align-items:flex-start}
.book-nav{width:270px;flex-shrink:0;position:sticky;top:86px;display:flex;flex-direction:column;gap:16px}
.book-progress{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:16px}
.book-progress-label{display:flex;justify-content:space-between;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:8px}
.book-progress-bar{height:8px;background:var(--sage-soft);border-radius:99px;overflow:hidden}
#progressFill{height:100%;width:0;background:var(--sage);border-radius:99px;transition:width .4s}
#sectionNav{display:flex;flex-direction:column;gap:4px}
.nav-item{display:flex;align-items:center;gap:11px;padding:10px 13px;border-radius:11px;cursor:pointer;border:1px solid transparent;transition:all .15s;background:transparent;font-family:var(--font);text-align:left;width:100%}
.nav-item:hover{background:var(--paper)}
.nav-item.active{background:var(--paper);border-color:var(--sage);box-shadow:var(--shadow)}
.nav-item svg{width:19px;height:19px;color:var(--sage-dark)}
.nav-item .nav-title{font-size:14px;font-weight:600;color:var(--ink);flex:1}
.nav-item .nav-dot{width:9px;height:9px;border-radius:50%;background:var(--line)}
.nav-item .nav-dot.done{background:var(--sage)}
.nav-item .nav-dot.part{background:var(--terra)}

.book-content{flex:1;min-width:0}
.sec-header{margin-bottom:22px}
.sec-header .sec-kicker{font-size:13px;font-weight:700;color:var(--terra);letter-spacing:.6px}
.sec-header h2{font-size:27px;margin:4px 0 10px}
.sec-header .sec-intro{color:var(--muted);font-size:15px;max-width:640px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);margin-bottom:18px}
.card h3{font-size:16.5px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.card h3 svg{color:var(--sage-dark)}

/* ── fields ── */
.field{margin-bottom:18px}
.field:last-child{margin-bottom:0}
.field label{display:block;font-size:14.5px;font-weight:600;margin-bottom:7px}
.field .hint{font-size:13px;color:var(--muted);font-weight:400;margin-top:2px;margin-bottom:7px}
.field input[type=text],.field input[type=date],.field input[type=tel],.field input[type=password],.field textarea,.field select{width:100%;font-family:var(--font);font-size:15px;padding:11px 14px;border:1.5px solid var(--line);border-radius:11px;background:var(--cream);color:var(--ink);transition:border .15s}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--sage);background:#fff}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.choice-group{display:flex;flex-direction:column;gap:8px}
.choice{display:flex;align-items:flex-start;gap:10px;padding:11px 14px;border:1.5px solid var(--line);border-radius:11px;cursor:pointer;transition:all .15s;background:var(--cream);font-size:14.5px}
.choice:hover{border-color:var(--sage)}
.choice.selected{border-color:var(--sage);background:var(--sage-soft)}
.choice input{margin-top:4px;accent-color:var(--sage)}
.book-footer-nav{display:flex;justify-content:space-between;margin-top:26px}

/* ── dynamic asset list ── */
.item-list{display:flex;flex-direction:column;gap:10px;margin-bottom:14px}
.item-row{display:grid;grid-template-columns:150px 1fr 1fr 36px;gap:10px;align-items:start}
.item-row input,.item-row select{width:100%;font-family:var(--font);font-size:14px;padding:9px 12px;border:1.5px solid var(--line);border-radius:10px;background:var(--cream)}
.item-row input:focus,.item-row select:focus{outline:none;border-color:var(--sage);background:#fff}
.icon-btn{width:36px;height:36px;border-radius:10px;border:1.5px solid var(--line);background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--muted);transition:all .15s}
.icon-btn:hover{border-color:var(--danger);color:var(--danger)}
.icon-btn svg{width:16px;height:16px}

/* ── vault ── */
.vault-card{border:1.5px solid var(--terra);background:linear-gradient(180deg,#fffdfa,#fdf6ef)}
.vault-banner{display:flex;gap:12px;align-items:flex-start;background:var(--terra-soft);border-radius:11px;padding:13px 15px;font-size:13.5px;color:#8a5a37;margin-bottom:16px}
.vault-banner svg{width:18px;height:18px;margin-top:2px;color:var(--terra)}
.vault-row{display:grid;grid-template-columns:1.2fr 1fr 1fr 36px 36px;gap:10px;align-items:center}
.vault-row input{width:100%;font-family:var(--font);font-size:14px;padding:9px 12px;border:1.5px solid var(--line);border-radius:10px;background:#fff}
.vault-locked{text-align:center;padding:26px 12px}
.vault-locked .lock-ic{width:54px;height:54px;border-radius:50%;background:var(--terra-soft);color:var(--terra);display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.vault-locked .lock-ic svg{width:26px;height:26px}
.vault-unlock-form{display:flex;gap:10px;max-width:420px;margin:14px auto 0}
.vault-unlock-form input{flex:1;font-family:var(--font);font-size:15px;padding:11px 14px;border:1.5px solid var(--line);border-radius:11px}
.vault-toolbar{display:flex;gap:8px;justify-content:flex-end;margin-top:14px;flex-wrap:wrap}
.vault-empty{font-size:14px;color:var(--muted);text-align:center;padding:14px}

/* ── will summary ── */
.will-preview{background:#fff;border:1px dashed var(--sage);border-radius:12px;padding:22px;font-size:14.5px}
.will-preview h4{margin-bottom:8px}

/* ── chat ── */
.chat-fab{position:fixed;right:22px;bottom:22px;width:58px;height:58px;border-radius:50%;background:var(--sage);color:#fff;border:none;cursor:pointer;box-shadow:0 8px 24px rgba(85,122,92,.4);display:flex;align-items:center;justify-content:center;z-index:90;transition:all .2s}
.chat-fab:hover{transform:scale(1.07)}
.chat-fab svg{width:26px;height:26px}
.chat-panel{position:fixed;right:22px;bottom:22px;width:min(400px,calc(100vw - 28px));height:min(600px,calc(100vh - 100px));background:var(--paper);border:1px solid var(--line);border-radius:20px;box-shadow:0 20px 60px rgba(47,58,52,.25);display:none;flex-direction:column;overflow:hidden;z-index:100}
.chat-panel.open{display:flex}
.chat-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:var(--sage);color:#fff}
.chat-head-info{display:flex;align-items:center;gap:11px}
.chat-avatar{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center}
.chat-avatar svg{width:19px;height:19px}
.chat-head-info strong{display:block;font-size:15.5px;line-height:1.3}
.chat-head-info span{font-size:12px;opacity:.85}
.chat-close{background:transparent;border:none;color:#fff;cursor:pointer;padding:6px;border-radius:8px}
.chat-close:hover{background:rgba(255,255,255,.15)}
.chat-close svg{width:18px;height:18px}
.chat-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.msg{max-width:85%;padding:10px 14px;border-radius:15px;font-size:14px;white-space:pre-wrap;word-break:break-word}
.msg.bot{background:var(--sage-soft);color:var(--ink);border-bottom-left-radius:5px;align-self:flex-start}
.msg.user{background:var(--sage);color:#fff;border-bottom-right-radius:5px;align-self:flex-end}
.msg.typing{color:var(--muted);font-style:italic;background:transparent;padding:4px 8px}
.chat-suggest{display:flex;gap:7px;padding:0 14px 8px;flex-wrap:wrap}
.chat-suggest button{font-family:var(--font);font-size:12.5px;background:var(--cream);border:1px solid var(--line);border-radius:999px;padding:6px 12px;cursor:pointer;color:var(--muted);transition:all .15s}
.chat-suggest button:hover{border-color:var(--sage);color:var(--sage-dark)}
.chat-input{display:flex;gap:8px;padding:12px 14px;border-top:1px solid var(--line)}
.chat-input input{flex:1;font-family:var(--font);font-size:14.5px;padding:10px 14px;border:1.5px solid var(--line);border-radius:999px;background:var(--cream)}
.chat-input input:focus{outline:none;border-color:var(--sage)}
.chat-send{width:42px;height:42px;border-radius:50%;background:var(--sage);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center}
.chat-send svg{width:17px;height:17px}

/* ── toast ── */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(80px);background:var(--ink);color:#fff;font-size:14px;padding:11px 22px;border-radius:999px;opacity:0;transition:all .3s;z-index:200;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ── print ── */
.print-only{display:none}
@media print{
  .no-print{display:none !important}
  body{background:#fff;font-size:13px}
  .print-only{display:block}
  #printDoc{max-width:100%;padding:0}
  .pd-page{page-break-after:always;padding:10mm 6mm}
  .pd-page:last-child{page-break-after:auto}
  .pd-title{text-align:center;font-size:19px;font-weight:700;margin-bottom:4px}
  .pd-subtitle{text-align:center;font-size:13px;color:#555;margin-bottom:18px}
  .pd-sec{margin-bottom:14px}
  .pd-sec h3{font-size:14.5px;border-bottom:1.5px solid #6b8f71;padding-bottom:4px;margin-bottom:8px;color:#2f3a34}
  .pd-field{margin-bottom:6px}
  .pd-field b{color:#444}
  .pd-legal{font-size:12.5px;text-align:justify;margin:10px 0;line-height:1.8}
  .pd-sign{display:flex;justify-content:space-between;gap:24px;margin-top:34px}
  .pd-sign div{flex:1;text-align:center;font-size:12.5px}
  .pd-sign .line{border-bottom:1px dotted #666;height:34px;margin-bottom:6px}
  table.pd-table{width:100%;border-collapse:collapse;font-size:12.5px}
  table.pd-table th,table.pd-table td{border:1px solid #bbb;padding:5px 8px;text-align:left}
  table.pd-table th{background:#eef3ee}
}

/* ── responsive ── */
@media (max-width:900px){
  #book{flex-direction:column}
  .book-nav{width:100%;position:static}
  #sectionNav{flex-direction:row;overflow-x:auto;padding-bottom:6px}
  .nav-item{flex-shrink:0;width:auto}
  .nav-item .nav-title{white-space:nowrap}
  .item-row{grid-template-columns:1fr 1fr;grid-auto-rows:auto}
  .vault-row{grid-template-columns:1fr 1fr}
  .field-row{grid-template-columns:1fr}
  .topbar-actions .btn span{display:none}
  .topbar-actions .btn{padding:8px 10px}
}