:root{--sage-main: #3B6B52;--sage-dark: #234836;--sage-light: #528A6D;--sage-soft: #F2F7F4;--bronze-accent: #A38052;--gold-warm: #D4AF37;--gold-light: #FBF8F0;--clean-bg: #F7F9F8;--clean-card: #FFFFFF;--text-dark: #1E293B;--text-body: #475569;--text-muted: #94A3B8;--brick-subtle: #C25E40;--brick-soft: #FDF3F0;--line-clean: #E2E8F0;--line-sage: #CBD5E1;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-full: 9999px;--shadow-clean: 0 4px 20px rgba(0, 0, 0, .04);--shadow-hover: 0 12px 30px rgba(35, 72, 54, .08)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{background:var(--clean-bg);color:var(--text-dark);font-family:IBM Plex Sans Thai,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.65;min-height:100vh;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,.heading-serif{font-family:"Noto Serif Thai",serif;color:var(--sage-dark);letter-spacing:-.01em}.mono{font-family:IBM Plex Mono,monospace;letter-spacing:.02em}a{color:var(--sage-main);text-decoration:none}.topbar{position:sticky;top:0;z-index:100;background:#fffffffa;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line-clean);padding:10px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;box-shadow:0 2px 12px #0000000a}.topbar-main-row{display:flex;align-items:center;gap:14px}.brandmark{display:flex;align-items:center;gap:12px;cursor:pointer;flex-shrink:0}.brand-logo-img{height:40px;width:auto;object-fit:contain;transition:transform .25s ease}.brandmark:hover .brand-logo-img{transform:scale(1.03)}.brand-text{display:flex;flex-direction:column;justify-content:center}.brand-text .name{font-size:14.5px;font-weight:700;color:var(--sage-dark);letter-spacing:.01em;font-family:"Noto Serif Thai",serif;line-height:1.2}.brand-text .sub{font-size:10.5px;color:var(--text-body);font-weight:500;margin-top:1px}.topbar-auth-group{display:flex;align-items:center;gap:8px}.user-phone-badge{font-size:12px;background:var(--sage-soft);padding:5px 10px;border-radius:var(--radius-sm);border:1px solid var(--line-sage);font-weight:600;color:var(--sage-dark);white-space:nowrap}.btn-logout-link{color:#e53e3e;font-size:12px;background:transparent;border:none;cursor:pointer;font-weight:600;padding:4px 6px;white-space:nowrap}.btn-logout-link:hover{text-decoration:underline}.topbar-nav-actions{display:flex;align-items:center;gap:8px;flex-wrap:nowrap}.btn{font-family:IBM Plex Sans Thai,sans-serif;font-size:13.5px;font-weight:600;padding:10px 18px;min-height:42px;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:all .2s ease;touch-action:manipulation;-webkit-user-select:none;user-select:none}.btn-primary{background:var(--sage-main);color:#fff;box-shadow:0 4px 12px #3b6b5233}.btn-primary:hover{background:var(--sage-dark);box-shadow:0 6px 18px #2348364d;transform:translateY(-1px)}.btn-gold{background:var(--bronze-accent);color:#fff;font-weight:700;box-shadow:0 4px 12px #a3805240}.btn-gold:hover{background:#8b6b40;box-shadow:0 6px 18px #8b6b4059;transform:translateY(-1px)}.btn-outline{background:#fff;border-color:var(--line-clean);color:var(--text-dark)}.btn-outline:hover{border-color:var(--sage-main);background:var(--sage-soft);color:var(--sage-dark)}.btn-sm{padding:6px 12px;min-height:36px;font-size:12.5px}.btn-lg{padding:14px 28px;min-height:48px;font-size:15.5px}.app-container{max-width:980px;margin:0 auto;padding:28px 20px 80px}.stepper-container{background:var(--clean-card);border:1px solid var(--line-clean);border-radius:var(--radius-lg);padding:18px 24px;margin-bottom:28px;box-shadow:var(--shadow-clean);overflow-x:auto;-webkit-overflow-scrolling:touch}.stepper-flex{display:flex;align-items:center;justify-content:space-between;min-width:580px}.step-item{display:flex;align-items:center;gap:10px;cursor:pointer;padding:6px 10px;border-radius:var(--radius-md);transition:all .2s ease;flex-shrink:0}.step-number{width:34px;height:34px;border-radius:50%;border:1.5px solid var(--line-clean);color:var(--text-muted);font-family:IBM Plex Mono,monospace;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;transition:all .2s ease;background:var(--clean-bg);flex-shrink:0}.step-label{font-size:13.5px;font-weight:500;color:var(--text-body)}.step-item.active .step-number{border-color:var(--sage-main);background:var(--sage-main);color:#fff;box-shadow:0 0 0 4px #3b6b5226}.step-item.active .step-label{color:var(--sage-dark);font-weight:700}.step-item.completed .step-number{border-color:var(--bronze-accent);background:var(--bronze-accent);color:#fff}.panel-card{background:var(--clean-card);border:1px solid var(--line-clean);border-radius:var(--radius-lg);padding:28px;margin-bottom:24px;box-shadow:var(--shadow-clean)}.panel-header{margin-bottom:24px;border-bottom:1px solid var(--line-clean);padding-bottom:16px;display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex-wrap:wrap}.panel-header h2{font-size:22px;font-weight:700;color:var(--sage-dark)}.panel-header .badge{font-family:IBM Plex Mono,monospace;font-size:12px;background:var(--sage-soft);color:var(--sage-dark);padding:4px 12px;border-radius:var(--radius-full);border:1px solid rgba(59,107,82,.3);font-weight:600}.form-group{margin-bottom:22px}.form-group label.form-label{display:block;font-size:14px;font-weight:600;color:var(--text-dark);margin-bottom:8px}.form-group label.form-label .hint{font-weight:400;font-size:12.5px;color:var(--text-body);margin-left:6px}.form-control{width:100%;border:1.5px solid var(--line-clean);border-radius:var(--radius-md);background:#fff;font-family:IBM Plex Sans Thai,sans-serif;font-size:14.5px;padding:11px 14px;min-height:44px;color:var(--text-dark);transition:all .2s ease}.form-control:focus{outline:none;border-color:var(--sage-main);background:#fff;box-shadow:0 0 0 3.5px #3b6b521f}textarea.form-control{min-height:96px;resize:vertical}.field-hint-box{background:var(--sage-soft);border-left:3.5px solid var(--sage-main);padding:12px 14px;border-radius:0 var(--radius-md) var(--radius-md) 0;font-size:12.5px;color:var(--text-body);margin-top:8px;line-height:1.6}.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-top:14px}.visual-card{border:1.5px solid var(--line-clean);border-radius:var(--radius-md);padding:16px;background:#fff;cursor:pointer;transition:all .2s ease;position:relative;overflow:hidden;touch-action:manipulation}.visual-card:hover{border-color:var(--sage-main);transform:translateY(-2px);box-shadow:var(--shadow-hover)}.visual-card.selected{border-color:var(--sage-main);background:var(--sage-soft);box-shadow:0 0 0 2px var(--sage-main)}.visual-card.selected:before{content:"";position:absolute;top:0;left:0;width:4px;height:100%;background:var(--sage-main)}.visual-card .card-title{font-weight:700;font-size:14.5px;color:var(--sage-dark);margin-bottom:4px}.visual-card .card-desc{font-size:12px;color:var(--text-body)}.color-studio-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(125px,1fr));gap:12px;margin-top:14px}.swatch-card{border:1.5px solid var(--line-clean);border-radius:var(--radius-md);padding:10px;cursor:pointer;transition:all .2s ease;background:#fff;text-align:center;touch-action:manipulation}.swatch-card:hover{transform:translateY(-2px);border-color:var(--sage-main)}.swatch-card.selected{border-color:var(--sage-dark);box-shadow:0 0 0 3px #3b6b5233;background:var(--sage-soft)}.swatch-preview{height:46px;border-radius:6px;margin-bottom:6px;border:1px solid rgba(0,0,0,.08)}.swatch-name{font-size:11.5px;font-weight:700;color:var(--sage-dark)}.swatch-hex{font-family:IBM Plex Mono,monospace;font-size:10px;color:var(--text-body)}.dropzone{border:2px dashed var(--line-sage);border-radius:var(--radius-lg);padding:24px 16px;text-align:center;background:var(--sage-soft);cursor:pointer;transition:all .2s ease}.dropzone:hover,.dropzone.active{border-color:var(--sage-main);background:#fff}.dropzone-icon{width:44px;height:44px;margin:0 auto 12px;border-radius:50%;background:#fff;border:1.5px solid var(--sage-main);display:flex;align-items:center;justify-content:center;color:var(--sage-main);box-shadow:var(--shadow-clean)}.file-preview-card{display:flex;align-items:center;gap:14px;background:#fff;border:1.5px solid var(--sage-main);padding:12px;border-radius:var(--radius-md);margin-top:12px}.file-thumb{width:54px;height:54px;object-fit:cover;border-radius:6px;border:1px solid var(--line-clean)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1e293b99;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:200;display:flex;align-items:center;justify-content:center;padding:16px}.modal-card{background:#fff;border-radius:var(--radius-lg);max-width:460px;width:100%;padding:28px 20px;box-shadow:0 20px 40px #0000001f;border:1px solid var(--line-clean);max-height:90vh;overflow-y:auto}.pin-input-group{display:flex;gap:8px;justify-content:center;margin:20px 0}.pin-digit{width:42px;height:52px;font-size:22px;font-weight:700;font-family:IBM Plex Mono,monospace;text-align:center;border:1.5px solid var(--line-clean);border-radius:var(--radius-md);background:var(--clean-bg);color:var(--sage-dark);transition:all .2s ease}.pin-digit:focus{outline:none;border-color:var(--sage-main);background:#fff;box-shadow:0 0 0 3.5px #3b6b5226}@media (max-width: 1024px){.app-container{max-width:100%;padding:20px 16px 70px}.panel-card{padding:24px 20px}.cards-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.color-studio-grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px}}@media (max-width: 768px){.topbar{padding:8px 12px;flex-direction:column;align-items:stretch;gap:8px}.topbar-main-row{justify-content:space-between;width:100%}.brand-text .sub{display:none}.brand-logo-img{height:32px}.topbar-nav-actions{display:flex;overflow-x:auto;white-space:nowrap;padding:8px 0 6px;gap:6px;-webkit-overflow-scrolling:touch;width:100%;border-top:1px solid var(--line-clean)}.topbar-nav-actions .btn{flex-shrink:0;font-size:11.5px;padding:6px 12px;min-height:34px;white-space:nowrap}.app-container{padding:12px 10px 60px}.panel-card{padding:16px 12px;border-radius:var(--radius-md)}.panel-header{flex-direction:column;align-items:flex-start;gap:8px}.panel-header h2{font-size:17px;line-height:1.35}.stepper-container{padding:10px 12px;border-radius:var(--radius-md)}.stepper-flex{min-width:480px}.cards-grid{grid-template-columns:repeat(auto-fit,minmax(135px,1fr));gap:8px}.visual-card{padding:12px 10px;min-height:100px}.visual-card-title{font-size:13px}.visual-card-desc{font-size:11px}.color-studio-grid{grid-template-columns:repeat(auto-fill,minmax(95px,1fr));gap:8px}.color-preset-card{padding:8px}.pin-digit{width:38px;height:48px;font-size:20px}.modal-card{padding:20px 14px;width:95%;max-height:94vh}.form-control{font-size:14px;min-height:44px;padding:10px 12px}.btn{min-height:44px;font-size:14px}.btn-sm{min-height:36px;font-size:12px;padding:6px 12px}.btn-lg{min-height:50px;font-size:15px;width:100%}.field-hint-box{font-size:12px;padding:10px 12px}}@media print{body{background:#fff!important}.topbar,.stepper-container,.wizard-actions,.no-print,.modal-overlay{background:transparent!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important}.topbar,.stepper-container,.no-print{display:none!important}.modal-overlay{position:static!important;padding:0!important}.modal-card.print-modal-card{max-width:100%!important;box-shadow:none!important;border:none!important;padding:0!important;max-height:none!important}.app-container{max-width:100%;padding:0}.print-page{page-break-after:always;padding:20px}}