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3rem}.upload-section{display:flex;flex-direction:column;gap:1.4rem;animation:fadeInUp .5s var(--ease-out) .15s both}.boundary-confirmed{display:flex;align-items:center;gap:10px;padding:10px 14px;background:rgba(52,199,89,.08);border:1px solid rgba(52,199,89,.3);border-radius:var(--radius-md);margin-bottom:10px;animation:fadeInUp .3s var(--ease-out) both}.boundary-confirmed .bc-icon{font-size:1.15rem}.boundary-confirmed strong{color:#1c7831;font-size:.88rem;letter-spacing:-.01em}.boundary-confirmed span{color:var(--c-text-2);font-size:.82rem;margin-left:6px}.boundary-confirmed .redraw-btn{margin-left:auto;padding:3px 12px;border-radius:20px;border:1px solid rgba(0,0,0,.12);background:white;cursor:pointer;font-size:.76rem;color:var(--c-text-2);font-weight:500;transition:all .2s var(--ease);box-shadow:var(--shadow-xs)}.boundary-confirmed .redraw-btn:hover{background:var(--c-bg);transform:none;box-shadow:var(--shadow-sm)}.results-section{width:100%;animation:fadeInUp .45s var(--ease-out) 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both}.loading-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(0,0,0,.38);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s var(--ease-out) both}.loading-card{background:rgba(255,255,255,.94);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);padding:2.2rem 2.8rem;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);text-align:center;display:flex;flex-direction:column;align-items:center;gap:1rem;animation:fadeInUp .35s var(--ease-spring) both;border:1px solid rgba(255,255,255,.6)}.spinner-ring{width:42px;height:42px;border:3px solid rgba(0,113,227,.18);border-top-color:var(--c-accent);border-radius:50%;animation:spin-ring .75s linear infinite}.loading-card p{font-size:.95rem;font-weight:600;color:var(--c-text-1);letter-spacing:-.01em}.loading-card small{font-size:.78rem;color:var(--c-text-2)}.analysis-notes{background:var(--c-surface);padding:1.6rem;border-radius:var(--radius-lg);margin-top:1.4rem;box-shadow:var(--shadow-sm);border:1px solid var(--c-border)}.analysis-notes h3{margin-bottom:.9rem;font-size:1.05rem;font-weight:700;letter-spacing:-.02em;color:var(--c-text-1)}.analysis-notes pre{background:var(--c-bg);padding:1rem;border-radius:var(--radius-sm);overflow-x:auto;font-size:.82em;line-height:1.75;color:var(--c-text-2);border:1px solid var(--c-border)}:root{--c-bg: #f5f5f7;--c-surface: #ffffff;--c-surface-2: #fafafa;--c-text-1: #1d1d1f;--c-text-2: #6e6e73;--c-text-3: #a1a1a6;--c-accent: #0071e3;--c-accent-dark: #0064cc;--c-green: #34c759;--c-border: rgba(0, 0, 0, .08);--shadow-xs: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--shadow-sm: 0 4px 12px rgba(0,0,0,.08), 0 1px 3px rgba(0,0,0,.04);--shadow-md: 0 8px 24px rgba(0,0,0,.09), 0 3px 8px rgba(0,0,0,.05);--shadow-lg: 0 20px 48px rgba(0,0,0,.1), 0 8px 16px rgba(0,0,0,.06);--shadow-lift: 0 16px 40px rgba(0,0,0,.13), 0 6px 12px rgba(0,0,0,.08);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--ease: cubic-bezier(.4, 0, .2, 1);--ease-out: cubic-bezier(0, 0, .2, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,Segoe UI,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--c-text-1);background-color:var(--c-bg)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-size:16px;line-height:1.6;background:var(--c-bg)}button{border-radius:var(--radius-sm);border:1px solid transparent;padding:.6em 1.4em;font-size:.95em;font-weight:500;font-family:inherit;background:var(--c-text-1);color:#fff;cursor:pointer;transition:background .22s var(--ease),transform .18s var(--ease-spring),box-shadow .22s var(--ease);letter-spacing:-.01em}button:hover:not(:disabled){background:#000;transform:scale(1.02);box-shadow:var(--shadow-sm)}button:active:not(:disabled){transform:scale(.98)}button:disabled{opacity:.4;cursor:not-allowed}input,select,textarea{padding:.65em .9em;border:1.5px solid var(--c-border);border-radius:var(--radius-sm);font-size:1em;font-family:inherit;background:var(--c-surface);color:var(--c-text-1);transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px #0071e326}label{display:block;margin-bottom:.4em;font-weight:600;font-size:.88em;color:var(--c-text-1);letter-spacing:-.01em}@keyframes fadeInUp{0%{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes spin-ring{to{transform:rotate(360deg)}}@keyframes pulse-border{0%,to{border-color:#0071e34d}50%{border-color:#0071e3cc}}