*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--nh-primary: #00723F;--nh-primary-dark: #005A31;--nh-primary-mid: #1A8A52;--nh-primary-light: #E8F5EE;--healthy: #1B7A3E;--healthy-bg: #EAF7EE;--healthy-border: #52B788;--diseased: #C0392B;--diseased-bg: #FDECEA;--diseased-border: #E05A4A;--bg: #F2F6F3;--surface: #FFFFFF;--border: #C5D4C9;--border-light: #E0EBE3;--text: #1A2A20;--text-muted: #4D6354;--text-light: #8DA393;--radius-sm: 4px;--radius: 8px;--radius-lg: 12px;--radius-xl: 16px;--shadow-sm: 0 1px 3px rgba(0,50,20,.08), 0 1px 2px rgba(0,50,20,.05);--shadow: 0 3px 10px rgba(0,50,20,.09), 0 1px 3px rgba(0,50,20,.06);--shadow-lg: 0 8px 24px rgba(0,50,20,.12)}html,body{height:100%;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}.app{min-height:100vh;display:flex;flex-direction:column;animation:appFadeIn .35s ease both}@keyframes appFadeIn{0%{opacity:0}to{opacity:1}}.app-header{background:var(--nh-primary-dark);color:#fff;padding:0 20px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20;box-shadow:0 2px 8px #00321440;min-height:60px;width:100%}.app-header__brand{display:flex;align-items:center;gap:10px}.app-header__logo{width:34px;height:34px;background:#ffffff26;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:1.3rem;line-height:1;flex-shrink:0}.app-header__title{font-size:1.15rem;font-weight:800;letter-spacing:-.02em}.app-header__subtitle{font-size:.62rem;opacity:.7;font-weight:400;letter-spacing:.05em;text-transform:uppercase}.app-nav{display:flex;gap:2px;background:#ffffff1a;border-radius:var(--radius);padding:3px}.nav-btn{background:transparent;border:none;color:#ffffffbf;padding:5px 14px;border-radius:6px;cursor:pointer;font-size:.82rem;font-weight:600;font-family:inherit;transition:background .15s,color .15s}.nav-btn--active,.nav-btn:hover{background:#fff3;color:#fff}.hero{position:relative;overflow:hidden;background:linear-gradient(155deg,var(--nh-primary-dark) 0%,var(--nh-primary) 55%,var(--nh-primary-mid) 100%);color:#fff;padding:38px 20px 32px;text-align:center;width:100%}.hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(circle at 1px 1px,rgba(255,255,255,.09) 1px,transparent 0);background-size:26px 26px;animation:gridDrift 28s linear infinite;pointer-events:none}.hero:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(108deg,transparent 0%,rgba(255,255,255,.04) 40%,rgba(255,255,255,.08) 50%,rgba(255,255,255,.04) 60%,transparent 100%);animation:heroShimmer 7s 1.5s ease-in-out infinite;pointer-events:none}@keyframes gridDrift{0%{background-position:0 0}to{background-position:52px 52px}}@keyframes heroShimmer{0%{transform:translate(-120%)}to{transform:translate(220%)}}.hero__inner{position:relative;z-index:1;max-width:520px;margin:0 auto}.hero__eyebrow{display:inline-block;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:#ffffffa6;background:#ffffff1a;border:1px solid rgba(255,255,255,.18);border-radius:20px;padding:4px 12px;margin-bottom:14px;animation:fadeInUp .55s .05s ease both}.hero__title{font-size:1.85rem;font-weight:900;letter-spacing:-.03em;line-height:1.15;margin-bottom:10px;animation:fadeInUp .55s .15s ease both}.hero__sub{font-size:.92rem;opacity:.8;font-weight:400;margin-bottom:22px;animation:fadeInUp .55s .25s ease both}.hero__stats{display:flex;align-items:center;justify-content:center;background:#ffffff1c;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-lg);padding:12px 16px;margin-bottom:18px;animation:fadeInUp .55s .35s ease both}.stat-item{flex:1;text-align:center;display:flex;flex-direction:column;gap:3px}.stat-value{font-size:.9rem;font-weight:700;letter-spacing:-.01em;line-height:1.2}.stat-label{font-size:.62rem;opacity:.68;text-transform:uppercase;letter-spacing:.06em;font-weight:500}.stat-divider{width:1px;height:30px;background:#ffffff38;margin:0 10px;flex-shrink:0}.hero__previews{display:flex;gap:8px;justify-content:center;animation:fadeInUp .55s .45s ease both}.preview-card{background:#ffffff1f;border:1px solid rgba(255,255,255,.2);border-radius:10px;padding:9px 11px;display:flex;align-items:center;gap:7px;flex:1;min-width:0;will-change:transform}.preview-card--a{animation:floatA 3.8s ease-in-out infinite}.preview-card--b{animation:floatB 4.3s .6s ease-in-out infinite}.preview-card--c{animation:floatC 3.5s 1.1s ease-in-out infinite}@keyframes floatA{0%,to{transform:translateY(0) rotate(-.5deg)}50%{transform:translateY(-7px) rotate(.5deg)}}@keyframes floatB{0%,to{transform:translateY(0) rotate(.5deg)}50%{transform:translateY(-9px) rotate(-.5deg)}}@keyframes floatC{0%,to{transform:translateY(0) rotate(-.3deg)}50%{transform:translateY(-5px) rotate(.8deg)}}.preview-card__icon{font-size:1.15rem;flex-shrink:0;line-height:1}.preview-card__label{font-size:.73rem;font-weight:700;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.preview-card__conf{font-size:.6rem;color:#ffffffa6;white-space:nowrap;margin-top:1px}.preview-mini-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.25);border-top-color:#ffffffe6;border-radius:50%;animation:spin .8s linear infinite;flex-shrink:0}@keyframes fadeInUp{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInUp{0%{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}.app-main>*{animation:slideInUp .35s ease both}.app-main{flex:1;padding:16px;display:flex;flex-direction:column;gap:12px;max-width:520px;margin:0 auto;width:100%}.app-footer{background:var(--nh-primary-dark);color:#fffc;padding:24px 20px 16px;width:100%}.app-footer__inner{max-width:520px;margin:0 auto}.app-footer__grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 24px;margin-bottom:16px}.app-footer__col-title{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:#ffffff8c;margin-bottom:8px}.app-footer__col-text{font-size:.78rem;line-height:1.65;color:#ffffffb3}.app-footer__col-item{display:block;font-size:.78rem;color:#ffffffa6;line-height:1.9}.app-footer__bottom{border-top:1px solid rgba(255,255,255,.15);padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}.app-footer__copy{font-size:.7rem;color:#ffffff73}.app-footer__badge{font-size:.68rem;background:#ffffff1a;border:1px solid rgba(255,255,255,.15);color:#fff9;padding:3px 8px;border-radius:20px;letter-spacing:.03em}.card{background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border-light);box-shadow:var(--shadow-sm);overflow:hidden}.card__header{padding:14px 18px 10px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;gap:8px}.card__title{font-size:.8rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.card__body{padding:18px}.upload-zone{border:2px dashed var(--border);border-radius:var(--radius-lg);background:var(--nh-primary-light);min-height:200px;display:flex;align-items:center;justify-content:center;cursor:pointer;overflow:hidden;margin-bottom:14px;transition:border-color .2s,background .2s;animation:borderPulse 3.5s ease-in-out infinite}.upload-zone:hover,.upload-zone:focus-within{border-color:var(--nh-primary);background:#d4ecde;animation:none}@keyframes borderPulse{0%,to{border-color:var(--border)}50%{border-color:#00723f8c}}.upload-placeholder{text-align:center;padding:32px 16px}.upload-icon{font-size:3rem;margin-bottom:10px;display:block;opacity:.72;will-change:transform;animation:bob 2.8s ease-in-out infinite}@keyframes bob{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.upload-text{font-size:1rem;font-weight:600;color:var(--nh-primary);margin-bottom:4px}.upload-hint{font-size:.82rem;color:var(--text-muted)}.upload-preview{width:100%;height:220px;object-fit:cover;display:block}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border:none;border-radius:var(--radius);font-size:.95rem;font-weight:600;font-family:inherit;cursor:pointer;width:100%;min-height:48px;transition:opacity .15s,transform .1s,box-shadow .15s;letter-spacing:.01em}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--nh-primary);color:#fff;box-shadow:0 2px 6px #005a284d;position:relative;overflow:hidden}.btn-primary:after{content:"";position:absolute;top:0;left:-80%;width:60%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.22),transparent);animation:btnShimmer 4s 2s ease-in-out infinite;pointer-events:none}@keyframes btnShimmer{0%{left:-60%;opacity:0}15%{opacity:1}85%{opacity:1}to{left:120%;opacity:0}}.btn-primary:hover:not(:disabled){background:var(--nh-primary-dark);box-shadow:0 3px 10px #005a2866}.btn-outline{background:transparent;color:var(--nh-primary);border:1.5px solid var(--nh-primary)}.btn-outline:hover:not(:disabled){background:var(--nh-primary-light)}.btn-ghost{background:transparent;color:var(--text-muted);border:1.5px solid var(--border)}.btn-ghost:hover:not(:disabled){background:var(--bg)}.spinner-wrap{display:flex;flex-direction:column;align-items:center;gap:10px;padding:24px 0;color:var(--text-muted);font-size:.85rem}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--nh-primary);border-radius:50%;animation:spin .75s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.diagnosis-card{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border-light);animation:slideInUp .4s ease both}.diagnosis-card--healthy .diagnosis-header{background:var(--healthy)}.diagnosis-card--diseased .diagnosis-header{background:var(--diseased)}.diagnosis-header{padding:18px 20px;color:#fff;display:flex;align-items:center;gap:14px}.diagnosis-icon{font-size:2rem;flex-shrink:0}.diagnosis-title{flex:1}.diagnosis-label{font-size:1.5rem;font-weight:800;letter-spacing:.03em;line-height:1.2}.diagnosis-subtitle{font-size:.72rem;opacity:.8;font-weight:400;text-transform:uppercase;letter-spacing:.08em;margin-top:2px}.diagnosis-body{background:var(--surface);padding:18px 20px;display:flex;flex-direction:column;gap:14px}.diagnosis-metrics{display:grid;grid-template-columns:1fr 1fr;gap:10px}.metric-box{background:var(--bg);border:1px solid var(--border-light);border-radius:var(--radius);padding:10px 14px}.metric-box__label{font-size:.68rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:4px}.metric-box__value{font-size:1.25rem;font-weight:700;color:var(--text)}.metric-box__value--healthy{color:var(--healthy)}.metric-box__value--diseased{color:var(--diseased)}.diagnosis-advice{font-size:.85rem;color:var(--text-muted);padding:12px 14px;background:var(--bg);border-radius:var(--radius);border-left:3px solid var(--nh-primary);line-height:1.5}.diagnosis-advice--healthy{border-left-color:var(--healthy)}.diagnosis-advice--diseased{border-left-color:var(--diseased)}.diagnosis-actions{padding:14px 20px;background:var(--bg);border-top:1px solid var(--border-light)}.confidence-section label{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.confidence-section label span{font-size:1rem;font-weight:700;color:var(--text);letter-spacing:0;text-transform:none}.confidence-track{height:10px;background:var(--border-light);border-radius:5px;overflow:hidden}.confidence-fill{height:100%;border-radius:5px;transition:width .65s cubic-bezier(.4,0,.2,1)}.confidence-fill--healthy{background:linear-gradient(90deg,var(--healthy),var(--healthy-border))}.confidence-fill--diseased{background:linear-gradient(90deg,var(--diseased-border),var(--diseased))}.offline-banner{position:fixed;top:0;left:0;right:0;z-index:100;background:#f59e0b;color:#1a1a1a;display:flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;font-size:.82rem;font-weight:600;box-shadow:0 2px 8px #00000026}.offline-banner__dot{width:8px;height:8px;background:#d97706;border-radius:50%;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(.85)}}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 9px;border-radius:20px;font-size:.72rem;font-weight:600;letter-spacing:.02em}.badge--healthy{background:var(--healthy-bg);color:var(--healthy);border:1px solid var(--healthy-border)}.badge--diseased{background:var(--diseased-bg);color:var(--diseased);border:1px solid var(--diseased-border)}.badge--offline{background:#fef3c7;color:#92400e;border:1px solid #F59E0B}.history-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.history-title{font-size:.8rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.history-clear{background:transparent;border:1px solid var(--border);color:var(--text-muted);font-size:.75rem;font-family:inherit;padding:4px 10px;border-radius:var(--radius-sm);cursor:pointer;transition:background .15s}.history-clear:hover{background:var(--bg);color:var(--diseased);border-color:var(--diseased-border)}.history-table{background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);overflow:hidden}.history-row{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:10px;padding:11px 14px;border-bottom:1px solid var(--border-light);transition:background .12s}.history-row:last-child{border-bottom:none}.history-row:hover{background:var(--nh-primary-light)}.history-row__confidence{font-size:.88rem;font-weight:600;color:var(--text)}.history-row__time{font-size:.72rem;color:var(--text-light);white-space:nowrap}.empty-state{text-align:center;padding:40px 24px;color:var(--text-muted);background:var(--surface);border-radius:var(--radius-lg);border:1px dashed var(--border)}.empty-state__icon{font-size:2.5rem;margin-bottom:10px;display:block}.empty-state__text{font-size:.92rem;font-weight:500}.empty-state__sub{font-size:.8rem;color:var(--text-light);margin-top:4px}.section-label{font-size:.7rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px;display:flex;align-items:center;gap:6px}.section-label:after{content:"";flex:1;height:1px;background:var(--border-light)}.app-header__right{display:flex;align-items:center;gap:10px}.api-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;transition:background .4s,box-shadow .4s}.api-dot--checking{background:#ffffff59;animation:pulse 1.5s ease-in-out infinite}.api-dot--online{background:#4ade80;box-shadow:0 0 7px #4ade80b3}.api-dot--offline{background:#f87171;box-shadow:0 0 7px #f87171b3}.api-banner{background:#fef3c7;border-bottom:1px solid #F5C842;color:#78350f;display:flex;align-items:flex-start;gap:10px;padding:10px 20px;font-size:.8rem;line-height:1.55;width:100%;animation:fadeInUp .35s ease both}.api-banner code{font-family:Courier New,monospace;font-size:.78rem;background:#00000014;padding:1px 5px;border-radius:3px}.scan-error{display:flex;align-items:flex-start;gap:12px;padding:13px 14px;background:#fdecea;border:1px solid var(--diseased-border);border-radius:var(--radius);margin-bottom:12px;animation:slideInUp .3s ease both}.scan-error__icon{font-size:1.15rem;flex-shrink:0;line-height:1.35}.scan-error__title{font-size:.85rem;font-weight:700;color:var(--diseased);margin-bottom:3px}.scan-error__body{font-size:.78rem;color:#7b2c2c;line-height:1.55}.btn-stack{display:flex;flex-direction:column;gap:8px}.upload-zone--filled{animation:none;border-color:var(--border)}.scan-tips{margin-top:16px;padding:13px 16px;background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);border-left:3px solid var(--nh-primary)}.scan-tips__title{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--nh-primary);margin-bottom:8px}.scan-tips__list{list-style:none;display:flex;flex-direction:column;gap:5px}.scan-tips__list li{font-size:.8rem;color:var(--text-muted);padding-left:14px;position:relative;line-height:1.45}.scan-tips__list li:before{content:"·";position:absolute;left:4px;color:var(--nh-primary);font-weight:800}.metric-box__grade{font-size:.65rem;color:var(--text-light);margin-top:2px;font-weight:500}.metric-box__grade--warn{color:#d97706}.metric-box__grade--low{color:var(--diseased)}.diagnosis-retake{font-size:.78rem;color:#92400e;background:#fef3c7;border:1px solid #F5C842;border-radius:var(--radius);padding:10px 13px;line-height:1.5}