:root{--bg: #0f172a;--surface: rgba(30, 41, 59, .45);--surface-blur: 16px;--surface-elevated: rgba(30, 41, 59, .65);--surface-elevated-blur: 24px;--accent: #7dd3fc;--accent-hover: #bae6fd;--accent-soft: rgba(125, 211, 252, .1);--accent-glow: 0 0 30px rgba(125, 211, 252, .08);--tertiary: #c084fc;--tertiary-soft: rgba(192, 132, 252, .1);--text: #f8fafc;--text-2: #94a3b8;--text-3: #64748b;--success: #34d399;--success-soft: rgba(52, 211, 153, .1);--error: #f87171;--error-soft: rgba(248, 113, 113, .1);--border: rgba(148, 163, 184, .12);--border-2: rgba(255, 255, 255, .15);--radius: 12px;--radius-sm: 8px;--radius-xs: 4px;--font: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--ease: cubic-bezier(.25, .8, .25, 1);--ease-out: cubic-bezier(.16, 1, .3, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font);font-size:14px;color:var(--text);background-color:var(--bg);background-image:radial-gradient(circle at 20% 0%,rgba(125,211,252,.05) 0%,transparent 50%),radial-gradient(circle at 80% 100%,rgba(200,160,240,.04) 0%,transparent 50%);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100dvh;overscroll-behavior-y:contain}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;-webkit-tap-highlight-color:transparent}.app{min-height:100dvh;display:flex;flex-direction:column}.header{position:sticky;top:0;z-index:50;background:#0a0e1ab3;backdrop-filter:blur(var(--surface-blur));-webkit-backdrop-filter:blur(var(--surface-blur));border-bottom:1px solid var(--border)}.header-content{max-width:520px;margin:0 auto;padding:0 20px;height:60px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--text)}.brand-icon{font-size:20px;line-height:1}.brand-text{font-size:18px;font-weight:600;letter-spacing:-.01em}.status-pill{display:flex;align-items:center;gap:6px;padding:4px 10px;border-radius:99px;border:1px solid rgba(52,211,153,.2);background:var(--success-soft);color:var(--success);font-size:11px;font-weight:500;letter-spacing:.02em}.status-dot{width:5px;height:5px;border-radius:50%;background:var(--success);box-shadow:0 0 8px var(--success);animation:pulse 2s ease-in-out infinite}.main{flex:1;max-width:520px;width:100%;margin:0 auto;padding:20px 16px 160px;display:flex;flex-direction:column;gap:16px}.welcome{padding:10px 4px 4px;animation:cardReveal .6s var(--ease-out) both}.welcome-title{font-size:26px;font-weight:600;line-height:1.2;letter-spacing:-.02em;color:var(--text)}.welcome-desc{margin-top:6px;color:var(--text-2);font-size:14px;line-height:1.5}.card{background:var(--surface);backdrop-filter:blur(var(--surface-blur));-webkit-backdrop-filter:blur(var(--surface-blur));border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:0 0 30px #7dd3fc05;animation:cardReveal .6s var(--ease-out) both}.card-header{display:flex;align-items:center;gap:12px;margin-bottom:20px}.step-badge{width:28px;height:28px;flex-shrink:0;display:grid;place-items:center;border-radius:50%;border:1px solid rgba(125,211,252,.3);background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600;transition:all .3s var(--ease)}.step-badge.done{border-color:#34d3994d;background:var(--success-soft);color:var(--success)}.card-title{font-size:16px;font-weight:600;letter-spacing:-.01em;color:var(--text)}.card-desc{margin-top:2px;color:var(--text-3);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.upload-zone{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:150px;padding:32px 20px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#0f15244d;text-align:center;cursor:pointer;transition:all .25s var(--ease)}.upload-zone:hover,.upload-zone.drag-over{border-color:var(--accent);background:#7dd3fc0d;box-shadow:0 0 20px #7dd3fc14}.upload-zone:active{transform:scale(.99)}.upload-zone input[type=file]{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.upload-icon{width:44px;height:44px;display:grid;place-items:center;margin-bottom:12px;border-radius:50%;border:1px solid rgba(125,211,252,.2);background:var(--accent-soft);color:var(--accent);font-size:18px;transition:all .3s var(--ease)}.upload-zone:hover .upload-icon{border-color:var(--accent);box-shadow:0 0 15px #7dd3fc4d}.upload-title{font-size:15px;font-weight:500;color:var(--text)}.upload-subtitle{margin-top:6px;color:var(--text-2);font-size:13px;line-height:1.5;max-width:280px}.upload-types{display:flex;flex-wrap:wrap;justify-content:center;gap:6px;margin-top:14px}.type-badge{padding:3px 8px;border-radius:var(--radius-xs);border:1px solid var(--border);background:#7dd3fc08;color:var(--accent);font-size:10px;font-weight:500;letter-spacing:.02em}.file-list{display:flex;flex-direction:column;gap:8px;margin-top:14px;max-height:280px;overflow-y:auto;padding-right:4px}.file-list::-webkit-scrollbar{width:3px}.file-list::-webkit-scrollbar-track{background:transparent}.file-list::-webkit-scrollbar-thumb{background:#7dd3fc1a;border-radius:var(--radius-xs)}.file-item{position:relative;display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#0f152466;overflow:hidden;animation:slideIn .4s var(--ease) both;transition:all .2s var(--ease)}.file-item.done{border-color:#34d39933}.file-item.error{border-color:#f8717133}.file-icon{width:36px;height:36px;flex-shrink:0;display:grid;place-items:center;border-radius:var(--radius-sm);font-size:11px;font-weight:600;border:1px solid rgba(125,211,252,.2);color:var(--accent);background:var(--accent-soft)}.file-icon.pdf{border-color:#f871714d;background:var(--error-soft);color:var(--error)}.file-meta{flex:1;min-width:0}.file-name{font-weight:500;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text)}.file-size{margin-top:1px;color:var(--text-3);font-size:12px}.file-status{padding:2px 8px;border-radius:99px;font-size:10px;font-weight:500;letter-spacing:.02em;flex-shrink:0;border:1px solid rgba(125,211,252,.2);color:var(--accent);background:var(--accent-soft)}.file-status.done{border-color:#34d3994d;background:var(--success-soft);color:var(--success)}.file-status.uploading{border-color:#7dd3fc66;background:var(--accent-soft);color:var(--accent)}.file-status.pending{border-color:var(--border);background:transparent;color:var(--text-3)}.file-status.error{border-color:#f871714d;background:var(--error-soft);color:var(--error)}.file-remove{width:28px;height:28px;flex-shrink:0;display:grid;place-items:center;border:1px solid transparent;border-radius:var(--radius-sm);background:transparent;color:var(--text-3);font-size:13px;transition:all .2s var(--ease)}.file-remove:hover{border-color:#f8717133;background:var(--error-soft);color:var(--error)}.file-remove:active{transform:scale(.92)}.file-progress-bar{position:absolute;left:0;bottom:0;height:2px;background:var(--accent);box-shadow:0 0 8px var(--accent);transition:width .3s var(--ease)}.settings-row{display:flex;flex-direction:column;gap:20px}.setting-label{display:block;margin-bottom:8px;color:var(--text-2);font-size:11px;font-weight:500;letter-spacing:.05em;text-transform:uppercase}.toggle-group{display:grid;grid-template-columns:1fr 1fr;gap:8px}.toggle-btn{min-height:44px;padding:10px 16px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#0f15244d;color:var(--text-2);font-weight:500;font-size:13px;transition:all .2s var(--ease)}.toggle-btn:hover{border-color:#7dd3fc4d;color:var(--text);background:#0f152480}.toggle-btn:active{transform:scale(.98)}.toggle-btn.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent);box-shadow:0 0 15px #7dd3fc1a}.copies-control{display:flex;align-items:center;gap:16px}.copies-btn{width:44px;height:44px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#0f15244d;color:var(--text);font-size:18px;font-weight:300;display:grid;place-items:center;transition:all .2s var(--ease)}.copies-btn:hover:not(:disabled){border-color:#7dd3fc66;color:var(--accent);background:var(--accent-soft)}.copies-btn:active:not(:disabled){transform:scale(.92)}.copies-btn:disabled{opacity:.25;cursor:not-allowed}.copies-val{min-width:44px;text-align:center;font-size:20px;font-weight:500;color:var(--text)}.advanced-toggle{align-self:flex-start;border:none;background:none;color:var(--tertiary);font-weight:500;font-size:13px;padding:4px 0;letter-spacing:.01em;transition:opacity .2s var(--ease)}.advanced-toggle:hover{opacity:.85}.advanced-section{animation:fadeSlideIn .3s var(--ease) both}.layout-options{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.layout-card{min-height:80px;padding:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#0f15244d;color:var(--text-2);cursor:pointer;font-weight:500;transition:all .2s var(--ease);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}.layout-card:hover{border-color:#7dd3fc4d;color:var(--text);background:#0f152480}.layout-card:active{transform:scale(.96)}.layout-card.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.layout-preview{display:flex;align-items:center;justify-content:center;gap:4px;min-height:32px}.page-rect{background:var(--text-3);border-radius:2px;transition:all .25s var(--ease);border:1px solid rgba(255,255,255,.05)}.layout-card.active .page-rect{background:var(--accent);border-color:var(--accent-hover);box-shadow:0 0 8px #7dd3fc4d}.portrait-rect{width:20px;height:28px}.landscape-rect{width:32px;height:22px}.small-rect{width:14px;height:20px}.layout-name{font-size:11px}.input-row{display:flex;flex-direction:column;gap:14px}.field{display:flex;flex-direction:column;gap:6px}.field label{color:var(--text-2);font-size:11px;font-weight:500;letter-spacing:.05em;text-transform:uppercase}.field input,.pr-input{width:100%;min-height:44px;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#0f152466;color:var(--text);font-size:14px;outline:none;transition:all .25s var(--ease)}.field input::placeholder,.pr-input::placeholder{color:var(--text-3)}.field input:focus,.pr-input:focus{border-color:var(--accent);background:#0f152499;box-shadow:0 0 15px #7dd3fc1f}.page-range{display:flex;flex-direction:column;gap:10px}.pr-toggle{display:inline-flex;overflow:hidden;border:1px solid var(--border);border-radius:var(--radius-sm);background:#0f15244d}.pr-mode-btn{min-height:36px;padding:6px 14px;border:none;border-right:1px solid var(--border);background:transparent;color:var(--text-2);font-size:12px;font-weight:500;cursor:pointer;transition:all .2s var(--ease)}.pr-mode-btn:last-child{border-right:none}.pr-mode-btn:hover{background:#7dd3fc08;color:var(--text)}.pr-mode-btn.active{background:#7dd3fc2e;color:var(--accent);border-bottom:1px solid var(--accent)}.pr-custom{display:flex;flex-direction:column;gap:8px;animation:fadeSlideIn .25s var(--ease) both}.pr-label{color:var(--text-2);font-size:11px;font-weight:500;letter-spacing:.05em;text-transform:uppercase}.pr-input.pr-input-error{border-color:#f8717166;background:var(--error-soft)}.pr-input.pr-input-ok{border-color:#34d39966;background:var(--success-soft)}.pr-error{margin:0;padding:10px 14px;border:1px solid rgba(248,113,113,.2);border-radius:var(--radius-sm);background:var(--error-soft);color:var(--error);font-size:12px;font-weight:500}.pr-preview{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:10px 14px;border:1px solid rgba(52,211,153,.2);border-radius:var(--radius-sm);background:var(--success-soft)}.pr-preview-label{color:var(--success);font-size:11px;font-weight:500;letter-spacing:.02em;text-transform:uppercase}.pr-preview-val{color:var(--text);font-size:13px;font-weight:500;overflow-wrap:anywhere}.bottom-bar{position:fixed;left:0;right:0;bottom:0;z-index:40;background:var(--surface-elevated);backdrop-filter:blur(var(--surface-elevated-blur));-webkit-backdrop-filter:blur(var(--surface-elevated-blur));border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom,0);animation:slideUp .5s var(--ease-out) .1s both}.bottom-bar-content{max-width:520px;margin:0 auto;padding:16px 20px;display:flex;align-items:center;gap:16px}.estimate-info{flex:1;min-width:0}.estimate-label{display:block;color:var(--text-2);font-size:11px;font-weight:500;letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.estimate-price{display:block;margin-top:2px;font-size:22px;font-weight:600;color:var(--text);letter-spacing:-.01em}.submit-btn{flex-shrink:0;min-height:44px;min-width:150px;padding:10px 20px;border:1px solid rgba(125,211,252,.3);border-radius:var(--radius-sm);background:#7dd3fc1f;color:var(--accent);font-weight:600;font-size:14px;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .25s var(--ease);white-space:nowrap}.submit-btn:hover:not(:disabled){background:#7dd3fc38;border-color:#7dd3fc80;box-shadow:0 0 15px #7dd3fc26}.submit-btn:active:not(:disabled){transform:scale(.97)}.submit-btn:disabled{opacity:.25;cursor:not-allowed;box-shadow:none}.submit-spinner{width:14px;height:14px;border:2px solid rgba(125,211,252,.2);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}.btn-arrow{margin-left:2px;font-size:14px;transition:transform .25s var(--ease)}.submit-btn:hover:not(:disabled) .btn-arrow{transform:translate(3px)}.upload-note,.overall-progress,.overall-progress-fill{display:none}.summary-grid{display:flex;flex-direction:column;gap:0}.summary-item{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border)}.summary-item:last-child{border-bottom:none}.summary-key{color:var(--text-2);font-size:12px}.summary-val{color:var(--text);font-size:13px;font-weight:500;text-align:right;overflow-wrap:anywhere}.toast{position:fixed;left:50%;bottom:100px;z-index:100;transform:translate(-50%);max-width:calc(100vw - 40px);padding:12px 24px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-elevated);backdrop-filter:blur(var(--surface-elevated-blur));-webkit-backdrop-filter:blur(var(--surface-elevated-blur));color:var(--text);font-weight:600;font-size:13px;text-align:center;box-shadow:0 10px 30px #00000080;animation:toastIn .4s var(--ease) both}.toast.success{border-color:#34d3994d;color:var(--success)}.toast.error{border-color:#f871714d;color:var(--error)}.inline-error{padding:14px 16px;border:1px solid rgba(248,113,113,.2);border-radius:var(--radius-sm);background:var(--error-soft);color:var(--error);font-weight:500;font-size:13px}@keyframes cardReveal{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-8px)}to{opacity:1;transform:translate(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(100%)}to{opacity:1;transform:translateY(0)}}@keyframes toastIn{0%{opacity:0;transform:translate(-50%) translateY(12px) scale(.98)}to{opacity:1;transform:translate(-50%) translateY(0) scale(1)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}@keyframes fadeSlideIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}@media (min-width: 640px){.main{padding:32px 24px 140px;gap:16px}.card{padding:28px}.input-row{flex-direction:row}.input-row .field{flex:1}.welcome-title{font-size:30px}.upload-zone{min-height:180px}}.dashboard-main{flex:1;max-width:1000px;width:100%;margin:0 auto;padding:20px 16px 80px;display:flex;flex-direction:column;gap:16px}.dashboard-grid-2{display:grid;grid-template-columns:1fr;gap:16px;margin-bottom:24px}.metrics-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-bottom:24px}.pricing-grid{display:grid;grid-template-columns:1fr;gap:16px}.architecture-flow{display:grid;grid-template-columns:1fr;gap:16px;align-items:center}.architecture-arrow{font-size:20px;color:var(--accent);text-align:center;transform:rotate(90deg);display:inline-block}.features-grid{display:grid;grid-template-columns:1fr;gap:20px}.legal-content-card{background:#1e293b4d;border:1px solid rgba(148,163,184,.12);border-radius:12px;padding:20px;line-height:1.7;font-size:14px;color:#cbd5e1}.qr-container{display:flex;flex-direction:column;gap:16px;align-items:center;text-align:center;background:#0f172a33;padding:14px;border-radius:10px;border:1px solid rgba(148,163,184,.08)}.hide-mobile{display:none!important}.landing-card{padding:20px;border:1px solid rgba(125,211,252,.15);background:#1e293b4d}@media (min-width: 480px){.qr-container{flex-direction:row;align-items:center;text-align:left}.hide-mobile{display:inline!important}}@media (min-width: 540px){.pricing-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 640px){.dashboard-main{padding:32px 24px 80px;gap:24px}.legal-content-card{padding:32px}.landing-card{padding:40px}}@media (min-width: 768px){.dashboard-grid-2{grid-template-columns:1fr 1fr;gap:24px;margin-bottom:32px}.metrics-grid{grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:32px}.architecture-flow{grid-template-columns:1fr auto 1fr auto 1fr}.architecture-arrow{transform:rotate(0)}.features-grid{grid-template-columns:repeat(3,1fr);gap:24px}}@media (min-width: 900px){.pricing-grid{grid-template-columns:repeat(4,1fr)}}