@import"https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap";@import"https://fonts.googleapis.com/css2?family=Noto+Sans:wght@300;400;500;600;700;800&display=swap";.language-selector-modern{position:relative;z-index:100}.language-selector-trigger{display:flex;align-items:center;gap:.5rem;padding:.5rem .875rem;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease;font-family:var(--font-family)}.language-selector-trigger:hover{background:var(--color-bg-card);border-color:var(--color-primary);transform:translateY(-1px)}.language-selector-trigger:active{transform:translateY(0)}.language-flag{width:20px;height:15px;object-fit:cover;border-radius:2px;flex-shrink:0;display:block;box-shadow:0 0 0 1px #0000001a}.language-code{font-weight:600;letter-spacing:.5px}.language-chevron{transition:transform .2s ease;color:var(--color-text-muted);flex-shrink:0}.language-chevron.open{transform:rotate(180deg)}.language-dropdown{position:absolute;top:calc(100% + .5rem);right:0;min-width:180px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);overflow:hidden;animation:dropdownFadeIn .2s ease}@keyframes dropdownFadeIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.language-option{display:flex;align-items:center;gap:.75rem;width:100%;padding:.75rem 1rem;background:transparent;border:none;color:var(--color-text);font-size:.875rem;font-weight:500;text-align:left;cursor:pointer;transition:all .15s ease;font-family:var(--font-family)}.language-option:hover{background:var(--color-bg-secondary)}.language-option.active{background:var(--color-bg-secondary);color:var(--color-primary)}.language-option.active .language-flag{transform:scale(1.1);box-shadow:0 0 0 2px var(--color-primary)}.language-name{flex:1}.language-option svg{color:var(--color-primary);flex-shrink:0}.landing-nav-actions .language-selector-modern{z-index:101}.landing-nav-actions .language-selector-trigger{background:var(--landing-surface-elevated);border-color:var(--landing-border);color:var(--landing-text)}.landing-nav-actions .language-selector-trigger:hover{background:var(--landing-surface);border-color:var(--landing-primary)}.landing-nav-actions .language-dropdown{background:var(--landing-surface-elevated);border-color:var(--landing-border);box-shadow:0 8px 32px #0000004d}:root[data-theme=light] .landing-nav-actions .language-dropdown{box-shadow:0 8px 32px #00000026}.landing-nav-actions .language-option{color:var(--landing-text)}.landing-nav-actions .language-option:hover{background:var(--landing-surface)}.landing-nav-actions .language-option.active{background:var(--landing-surface);color:var(--landing-primary)}@media (max-width: 768px){.language-selector-trigger{padding:.5rem .75rem;gap:.375rem}.language-code{display:none}.language-dropdown{right:0;min-width:160px}}.theme-toggle{display:flex;align-items:center;justify-content:center;width:40px;height:40px;padding:0;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);cursor:pointer;transition:all .2s ease;flex-shrink:0}.theme-toggle:hover{background:var(--color-bg-card);border-color:var(--color-primary);transform:translateY(-1px)}.theme-toggle:active{transform:translateY(0)}.theme-toggle svg{transition:transform .3s ease}.theme-toggle:hover svg{transform:rotate(15deg)}.landing-nav-actions .theme-toggle{background:var(--landing-surface-elevated);border-color:var(--landing-border);color:var(--landing-text)}.landing-nav-actions .theme-toggle:hover{background:var(--landing-surface);border-color:var(--landing-primary)}.landing{--landing-primary: #3b82f6;--landing-primary-light: #60a5fa;--landing-primary-dark: #2563eb;--landing-accent: #f472b6;--landing-accent-secondary: #a78bfa;font-family:Plus Jakarta Sans,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;min-height:100vh;overflow-x:hidden;position:relative}:root[data-theme=dark] .landing,:root:not([data-theme]) .landing{--landing-bg: #030712;--landing-surface: #0a1628;--landing-surface-elevated: #132238;--landing-border: rgba(255, 255, 255, .08);--landing-border-bright: rgba(255, 255, 255, .15);--landing-text: #f8fafc;--landing-text-secondary: #94a3b8;--landing-text-muted: #64748b;--landing-gradient-primary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #f472b6 100%);--landing-gradient-subtle: linear-gradient(135deg, rgba(59, 130, 246, .1) 0%, rgba(139, 92, 246, .1) 100%);background:var(--landing-bg);color:var(--landing-text)}:root[data-theme=light] .landing{--landing-bg: #ffffff;--landing-surface: #f8fafc;--landing-surface-elevated: #ffffff;--landing-border: rgba(0, 0, 0, .08);--landing-border-bright: rgba(0, 0, 0, .15);--landing-text: #0f172a;--landing-text-secondary: #475569;--landing-text-muted: #94a3b8;--landing-gradient-primary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #f472b6 100%);--landing-gradient-subtle: linear-gradient(135deg, rgba(59, 130, 246, .08) 0%, rgba(139, 92, 246, .08) 100%);background:var(--landing-bg);color:var(--landing-text)}.landing-bg{position:fixed;top:0;left:0;right:0;bottom:0;pointer-events:none;z-index:0}.landing-bg-gradient{position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(ellipse at 20% 20%,rgba(59,130,246,.15) 0%,transparent 40%),radial-gradient(ellipse at 80% 80%,rgba(244,114,182,.1) 0%,transparent 40%),radial-gradient(ellipse at 40% 60%,rgba(139,92,246,.08) 0%,transparent 40%);animation:bgRotate 30s linear infinite}@keyframes 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scale(1)}25%{transform:translate(30px,-30px) scale(1.05)}50%{transform:translate(-20px,20px) scale(.95)}75%{transform:translate(20px,30px) scale(1.02)}}.landing-nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:1rem 2rem;transition:all .3s ease}:root[data-theme=dark] .landing-nav,:root:not([data-theme]) .landing-nav{background:#030712b3;backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);border-bottom:1px solid rgba(255,255,255,.08)}:root[data-theme=light] .landing-nav{background:#fffc;backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);border-bottom:1px solid rgba(0,0,0,.08);box-shadow:0 1px 3px #0000000d}.landing-nav-inner{max-width:1280px;margin:0 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1.25rem;background:var(--landing-surface-elevated);border-bottom:1px solid var(--landing-border)}.landing-mockup-dots{display:flex;gap:6px}.landing-mockup-dots span{width:10px;height:10px;border-radius:50%;background:var(--landing-text-muted);opacity:.5}.landing-mockup-dots span:first-child{background:#ef4444;opacity:1}.landing-mockup-dots span:nth-child(2){background:#eab308;opacity:1}.landing-mockup-dots span:last-child{background:#22c55e;opacity:1}.landing-mockup-title{font-size:.8125rem;font-weight:600;color:var(--landing-text-secondary)}.landing-mockup-content{padding:1.5rem;display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.landing-mockup-stat{text-align:center;padding:1rem;background:var(--landing-surface-elevated);border-radius:12px;border:1px solid var(--landing-border)}.landing-mockup-stat-value{font-size:1.5rem;font-weight:800;background:var(--landing-gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.landing-mockup-stat-label{font-size:.6875rem;color:var(--landing-text-muted);margin-top:.25rem}.landing-mockup-chart{grid-column:1 / -1;display:flex;align-items:flex-end;gap:.5rem;height:80px;padding:1rem;background:var(--landing-surface-elevated);border-radius:12px;border:1px solid var(--landing-border)}.landing-mockup-bar{flex:1;background:var(--landing-gradient-primary);border-radius:4px;animation:barGrow 2s ease-out infinite alternate}@keyframes barGrow{0%{opacity:.7}to{opacity:1}}.landing-hero-float{position:absolute;display:flex;align-items:center;gap:.75rem;padding:.875rem 1.25rem;background:var(--landing-surface);border:1px solid var(--landing-border-bright);border-radius:14px;font-size:.875rem;font-weight:600;color:var(--landing-text);box-shadow:0 10px 40px 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auto}.landing-features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}.landing-feature-card{padding:2rem;background:var(--landing-surface);border:1px solid var(--landing-border);border-radius:20px;transition:all .4s ease}.landing-feature-card:hover{transform:translateY(-8px);border-color:var(--landing-border-bright);box-shadow:0 20px 60px #0000004d}.landing-feature-icon{width:56px;height:56px;display:flex;align-items:center;justify-content:center;border-radius:16px;margin-bottom:1.5rem}.landing-feature-icon-blue{background:#3b82f626;color:var(--landing-primary-light)}.landing-feature-icon-purple{background:#8b5cf626;color:var(--landing-accent-secondary)}.landing-feature-icon-green{background:#22c55e26;color:#4ade80}.landing-feature-icon-orange{background:#f9731626;color:#fb923c}.landing-feature-title{font-size:1.25rem;font-weight:700;margin-bottom:.75rem}.landing-feature-desc{font-size:.9375rem;line-height:1.6;color:var(--landing-text-secondary)}.landing-stats{position:relative;z-index:1;padding:4rem 2rem}.landing-stats-inner{max-width:1000px;margin:0 auto;display:flex;justify-content:center;align-items:center;gap:3rem;padding:3rem;background:var(--landing-surface);border:1px solid var(--landing-border-bright);border-radius:24px;box-shadow:0 0 80px #3b82f61a}.landing-stat-item{text-align:center;flex:1}.landing-stat-number{font-size:3rem;font-weight:800;letter-spacing:-2px;background:var(--landing-gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.landing-stat-label{font-size:.9375rem;color:var(--landing-text-secondary);font-weight:500;margin-top:.5rem}.landing-stat-divider{width:1px;height:60px;background:var(--landing-border-bright)}.landing-cta{position:relative;z-index:1;padding:6rem 2rem}.landing-cta-content{max-width:700px;margin:0 auto;text-align:center;padding:4rem;background:var(--landing-gradient-subtle);border:1px solid var(--landing-border-bright);border-radius:32px}.landing-cta-title{font-size:2.5rem;font-weight:800;letter-spacing:-1px;margin-bottom:1rem}.landing-cta-subtitle{font-size:1.125rem;color:var(--landing-text-secondary);margin-bottom:2rem}.landing-footer{position:relative;z-index:1;border-top:1px solid var(--landing-border);padding:3rem 2rem 2rem}.landing-footer-inner{max-width:1280px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding-bottom:2rem;border-bottom:1px solid var(--landing-border)}.landing-footer-brand{max-width:300px}.landing-footer-desc{font-size:.875rem;color:var(--landing-text-secondary);margin-top:1rem}.landing-footer-links{display:flex;gap:2rem}.landing-footer-links a{color:var(--landing-text-secondary);text-decoration:none;font-size:.9375rem;transition:color .2s ease}.landing-footer-links a:hover{color:var(--landing-primary-light)}.landing-footer-bottom{max-width:1280px;margin:0 auto;padding-top:2rem;text-align:center;color:var(--landing-text-muted);font-size:.875rem}@media (max-width: 1024px){.landing-hero{grid-template-columns:1fr;text-align:center;padding-top:7rem}.landing-hero-content{max-width:100%}.landing-hero-cta{justify-content:center}.landing-hero-visual{display:none}.landing-features-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.landing-hero-title{font-size:2.5rem}.landing-features-grid{grid-template-columns:1fr}.landing-stats-inner{flex-direction:column;gap:2rem}.landing-stat-divider{width:60px;height:1px}.landing-footer-inner{flex-direction:column;gap:2rem;text-align:center}.landing-nav-actions{gap:.5rem}.landing-user-menu{flex-wrap:wrap;justify-content:center;gap:.5rem}.landing-user-info{padding:.375rem .75rem}.landing-user-details{display:none}.landing-user-avatar{width:28px;height:28px;font-size:.875rem}.landing-nav-btn{padding:.5rem 1rem;font-size:.8125rem}}.registration-card{max-width:800px;margin:0 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-1)}.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--spacing-sm);margin-top:var(--spacing-sm)}.category-checkbox{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;transition:all .2s ease;font-size:.875rem}.category-checkbox:hover{background:var(--color-bg-card);border-color:var(--color-primary)}.category-checkbox input[type=checkbox]{width:18px;height:18px;cursor:pointer;accent-color:var(--color-primary)}.category-checkbox input[type=checkbox]:checked+span{color:var(--color-primary);font-weight:600}.category-checkbox:has(input[type=checkbox]:checked){background:#3d8bfd1a;border-color:var(--color-primary)}.form-actions{display:flex;justify-content:flex-end;margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.registration-success{text-align:center;max-width:600px;margin:0 auto}.success-icon{font-size:4rem;margin-bottom:var(--spacing-md)}.registration-success h2{color:var(--color-success);margin-bottom:var(--spacing-md)}.registration-success p{color:var(--color-text-secondary);margin-bottom:var(--spacing-md);line-height:1.6}.success-info{background:var(--color-bg-secondary);padding:var(--spacing-lg);border-radius:var(--radius-md);border:1px solid var(--color-border);margin-top:var(--spacing-lg)}.success-note{font-size:.875rem;color:var(--color-text-muted);font-style:italic}@media (max-width: 768px){.categories-grid{grid-template-columns:1fr}.form-actions{flex-direction:column}.btn{width:100%}}.supplier-login-page{min-height:100vh;display:flex;flex-direction:column;background:var(--color-bg)}.supplier-login-header{background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);padding:1rem 2rem}.supplier-login-header .header-content{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.supplier-login-header .logo-link{text-decoration:none}.supplier-login-header h1{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0}.supplier-login-main{flex:1;display:flex;align-items:center;justify-content:center;padding:2rem}.supplier-login-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:2.5rem;width:100%;max-width:420px;text-align:center;box-shadow:var(--shadow-lg)}.supplier-login-icon{width:64px;height:64px;background:linear-gradient(135deg,var(--color-success),#22d3a0);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem}.supplier-login-icon svg{width:32px;height:32px;color:#fff}.supplier-login-card 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p{text-align:center;color:var(--text-secondary);font-size:.875rem;margin:0}.upload-status{margin-top:2rem;padding:1.5rem;background:var(--surface-color);border:1px solid var(--border-color);border-radius:.5rem}.upload-status-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.upload-status-header h4{margin:0;font-size:1rem;font-weight:600;color:var(--text-color)}.status-messages{display:flex;flex-direction:column;gap:.75rem;max-height:300px;overflow-y:auto}.status-message{display:flex;align-items:flex-start;gap:.75rem;padding:.75rem;border-radius:.375rem;background:var(--surface-hover);animation:slideIn .3s ease}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.status-message.status-success{background:#10b9811a;border-left:3px solid #10b981}.status-message.status-error{background:#ef44441a;border-left:3px solid #ef4444}.status-message.status-status{background:#3b82f61a;border-left:3px solid #3b82f6}.status-icon{font-size:1.125rem;flex-shrink:0;line-height:1.5}.status-text{flex:1;color:var(--text-color);font-size:.875rem;line-height:1.5;white-space:pre-line}.upload-success-actions{margin-top:1.5rem;text-align:center;padding-top:1.5rem;border-top:1px solid var(--border-color)}.header-actions{display:flex;align-items:center;gap:var(--spacing-md)}.dashboard-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--spacing-lg);max-width:1200px;margin:var(--spacing-xl) auto 0;padding:0 var(--spacing-lg)}.stat-card{position:relative;display:flex;align-items:center;gap:var(--spacing-lg);padding:1.25rem 1.5rem;border-radius:16px;border:none;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease;cursor:default}.stat-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,#ffffff26,#ffffff0d);border-radius:inherit;pointer-events:none}.stat-card:after{content:"";position:absolute;top:-50%;right:-20%;width:120px;height:120px;border-radius:50%;background:#ffffff1a;pointer-events:none}.stat-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px #0003}.stat-card-blue{background:linear-gradient(135deg,#3b82f6,#1d4ed8);box-shadow:0 4px 16px #3b82f659}.stat-card-green{background:linear-gradient(135deg,#10b981,#059669);box-shadow:0 4px 16px #10b98159}.stat-card-purple{background:linear-gradient(135deg,#8b5cf6,#6d28d9);box-shadow:0 4px 16px #8b5cf659}.stat-card-orange{background:linear-gradient(135deg,#f59e0b,#d97706);box-shadow:0 4px 16px #f59e0b59}.stat-card-icon{font-size:2.25rem;line-height:1;flex-shrink:0;filter:drop-shadow(0 2px 4px 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var(--color-border)}.stat-item{display:flex;flex-direction:column}.stat-label{font-size:.85rem;color:var(--color-text-secondary);margin-bottom:var(--spacing-xs)}.stat-value{font-size:1.1rem;font-weight:600;color:var(--color-text)}.rfq-actions{display:flex;gap:var(--spacing-md);margin-top:var(--spacing-md)}.status-badge{display:inline-block;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);font-size:.85rem;font-weight:600}.status-pending{background-color:#fef3c7;color:#92400e}.status-in-progress{background-color:#dbeafe;color:#1e40af}.status-completed{background-color:#d1fae5;color:#065f46}.status-cancelled{background-color:#fee2e2;color:#991b1b}.status-default{background-color:#f3f4f6;color:#374151}.rfq-name-dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--spacing-lg)}.rfq-name-dialog{background:var(--color-bg);border-radius:var(--radius-lg);padding:var(--spacing-xl);width:100%;max-width:420px;box-shadow:0 20px 60px #0000004d;border:1px solid var(--color-border)}.rfq-name-dialog h3{margin:0;font-size:1.25rem}.buyer-rfq-details-card{margin:var(--spacing-xl) auto;max-width:1200px}.buyer-rfq-details-card .card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xl)}.rfq-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-xl);padding:var(--spacing-lg);background-color:var(--color-bg-secondary);border-radius:var(--radius-md)}.info-item{display:flex;flex-direction:column}.info-label{font-size:.85rem;color:var(--color-text-secondary);margin-bottom:var(--spacing-xs)}.info-value{font-size:1.1rem;font-weight:600;color:var(--color-text)}.rfq-items-section,.rfq-proposals-section{margin-bottom:var(--spacing-xl)}.rfq-items-section h3,.rfq-proposals-section h3{margin-bottom:var(--spacing-md);font-size:1.2rem}.proposals-list{display:grid;gap:var(--spacing-md)}.proposal-card{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-md);background-color:var(--color-bg-card)}.proposal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xs)}.proposal-status{padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);font-size:.85rem;font-weight:600}.proposal-status.submitted{background-color:#d1fae5;color:#065f46}.proposal-status.pending{background-color:#fef3c7;color:#92400e}.proposal-date{font-size:.9rem;color:var(--color-text-secondary);margin:0}.proposal-actions{margin-top:.75rem;padding-top:.75rem;border-top:1px solid var(--color-border)}.empty-message{text-align:center;padding:var(--spacing-xl);color:var(--color-text-secondary)}.rfq-actions{margin-top:var(--spacing-xl);text-align:center}.po-dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--spacing-lg)}.po-dialog{background:var(--color-bg);border-radius:var(--radius-lg);width:100%;max-width:720px;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 20px 60px #0000004d;border:1px solid var(--color-border)}.po-dialog-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-lg) var(--spacing-xl);border-bottom:1px solid var(--color-border)}.po-dialog-header h2{margin:0;font-size:1.25rem}.po-dialog-close{background:none;border:none;font-size:1.25rem;cursor:pointer;color:var(--color-text-muted);padding:var(--spacing-xs);border-radius:var(--radius-sm);transition:all .2s}.po-dialog-close:hover{background:var(--color-bg-secondary);color:var(--color-text)}.po-dialog-body{overflow-y:auto;padding:var(--spacing-xl);flex:1}.po-dialog-footer{display:flex;justify-content:flex-end;gap:var(--spacing-md);padding:var(--spacing-lg) var(--spacing-xl);border-top:1px solid var(--color-border)}.po-split-warning{display:flex;align-items:flex-start;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);background:#f59e0b1a;border:1px solid rgba(245,158,11,.3);border-radius:var(--radius-md);margin-bottom:var(--spacing-xl)}.po-split-warning .warning-icon{font-size:1.5rem;flex-shrink:0}.po-split-warning strong{display:block;margin-bottom:var(--spacing-xs);color:#d97706}.po-split-warning p{margin:0;font-size:.875rem;color:var(--color-text-secondary)}.po-section{margin-bottom:var(--spacing-xl)}.po-section h3{font-size:1rem;margin-bottom:var(--spacing-md);color:var(--color-text)}.po-supplier-order{margin-bottom:var(--spacing-lg);border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden}.po-supplier-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border)}.po-supplier-header h4{margin:0;font-size:.9375rem}.po-supplier-total{font-weight:700;color:var(--color-primary);font-size:1rem}.po-items-table{width:100%;border-collapse:collapse}.po-items-table th,.po-items-table td{padding:var(--spacing-sm) var(--spacing-md);text-align:left;font-size:.875rem;border-bottom:1px solid var(--color-border)}.po-items-table th{background:var(--color-bg-secondary);font-weight:600;color:var(--color-text-secondary);font-size:.75rem;text-transform:uppercase}.po-items-table td:last-child,.po-items-table th:last-child{text-align:right}.po-items-table td:nth-child(3),.po-items-table th:nth-child(3){text-align:right}.po-grand-total{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md) var(--spacing-lg);background:#3d8bfd1a;border:1px solid rgba(61,139,253,.3);border-radius:var(--radius-md);margin-top:var(--spacing-md)}.po-grand-total span{font-size:1rem;font-weight:600}.po-grand-total strong{font-size:1.25rem;color:var(--color-primary)}.po-radio-group{display:flex;gap:var(--spacing-md)}.po-radio-option{flex:1;display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);border:2px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;transition:all 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var(--spacing-xl)}.po-dialog-success .success-icon{font-size:3rem;margin-bottom:var(--spacing-lg)}.po-dialog-success h2{margin-bottom:var(--spacing-md);color:var(--color-success)}.po-dialog-success p{color:var(--color-text-secondary);margin-bottom:var(--spacing-xl)}@media (max-width: 640px){.po-dialog-overlay{padding:var(--spacing-sm)}.po-dialog{max-height:95vh}.po-radio-group{flex-direction:column}.po-dialog-body,.po-dialog-header,.po-dialog-footer{padding:var(--spacing-md)}}.chat-page{display:flex;height:100vh;overflow:hidden;background:var(--chat-bg, #f0ebe3)}:root[data-theme=dark] .chat-page{--chat-bg: #0b141a;--chat-sidebar-bg: #111b21;--chat-sidebar-header-bg: #202c33;--chat-sidebar-border: #2a3942;--chat-conv-hover: #202c33;--chat-conv-active: #2a3942;--chat-header-bg: #202c33;--chat-input-bg: #202c33;--chat-input-field-bg: #2a3942;--chat-bubble-sent: #005c4b;--chat-bubble-received: #202c33;--chat-bubble-sent-text: #e9edef;--chat-bubble-received-text: #e9edef;--chat-meta-sent: rgba(255,255,255,.55);--chat-meta-received: rgba(255,255,255,.45);--chat-date-bg: rgba(255,255,255,.08);--chat-date-text: rgba(255,255,255,.65);--chat-text-primary: #e9edef;--chat-text-secondary: #8696a0;--chat-text-muted: #667781;--chat-search-bg: #2a3942;--chat-empty-icon: rgba(255,255,255,.08)}:root:not([data-theme=dark]) .chat-page{--chat-bg: #eae6df;--chat-sidebar-bg: #ffffff;--chat-sidebar-header-bg: #f0f2f5;--chat-sidebar-border: #e9edef;--chat-conv-hover: #f5f6f6;--chat-conv-active: #f0f2f5;--chat-header-bg: #f0f2f5;--chat-input-bg: #f0f2f5;--chat-input-field-bg: #ffffff;--chat-bubble-sent: #d9fdd3;--chat-bubble-received: #ffffff;--chat-bubble-sent-text: #111b21;--chat-bubble-received-text: #111b21;--chat-meta-sent: rgba(0,0,0,.4);--chat-meta-received: rgba(0,0,0,.4);--chat-date-bg: rgba(255,255,255,.9);--chat-date-text: #54656f;--chat-text-primary: #111b21;--chat-text-secondary: #667781;--chat-text-muted: #8696a0;--chat-search-bg: #f0f2f5;--chat-empty-icon: 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.chat-bubble:after{content:"";position:absolute;top:0;left:-8px;width:0;height:0;border-right:8px solid var(--chat-bubble-received);border-bottom:8px solid transparent}.chat-bubble-text{display:inline}.chat-bubble-image{max-width:300px;max-height:250px;border-radius:6px;cursor:pointer;display:block;margin-bottom:4px}.chat-bubble-meta{float:right;display:inline-flex;align-items:center;gap:3px;margin-left:8px;margin-top:4px;position:relative;bottom:-3px}.chat-bubble-time{font-size:.65rem;white-space:nowrap}.chat-message.sent .chat-bubble-meta{color:var(--chat-meta-sent)}.chat-message.received .chat-bubble-meta{color:var(--chat-meta-received)}.chat-check-icon{color:var(--chat-meta-sent)}.chat-check-icon.read{color:#53bdeb}.chat-typing-bubble{padding:.65rem .85rem!important}.chat-typing-dots{display:flex;align-items:center;gap:4px;height:16px}.chat-typing-dot{width:7px;height:7px;background:var(--chat-text-muted);border-radius:50%;animation:typingBounce 1.4s ease-in-out 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#0006}.chat-lightbox-close{position:absolute;top:1rem;right:1rem;background:#ffffff26;border:none;color:#fff;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s}.chat-lightbox-close:hover{background:#ffffff40}@media (max-width: 768px){.chat-sidebar{width:100%;min-width:100%}.chat-sidebar.has-active,.chat-main{display:none}.chat-main.active,.chat-header-back{display:flex}.chat-message{max-width:75%}.chat-messages{padding:.75rem 1rem}.chat-conv-avatar{width:42px;height:42px;min-width:42px;font-size:.95rem}}@media (max-width: 1024px) and (min-width: 769px){.chat-sidebar{width:320px;min-width:320px}.chat-messages{padding:.75rem 2rem}}:root{--font-family: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--color-primary: #3d8bfd;--color-primary-hover: #5a9fff;--color-accent: #ff6b6b;--color-accent-hover: #ff8585;--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444}:root[data-theme=dark],:root:not([data-theme]){--color-bg: #0a1628;--color-bg-secondary: #132238;--color-bg-card: #1a2d47;--color-bg-input: #0d1c30;--color-border: #2a4060;--color-border-focus: #3d8bfd;--color-text: #e8eef7;--color-text-secondary: #8ba3c7;--color-text-muted: #5a7a9e;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(61, 139, 253, .3);--status-pending-bg: #3d2914;--status-pending-border: #7c5a2a;--status-submitted-bg: #0d3d2e;--status-submitted-border: #1a6b4f;--alert-error-bg: #3d1a1a;--alert-error-border: #7a3434;--alert-success-bg: #0d3d2e;--alert-success-border: #1a6b4f;--alert-warning-bg: #3d2e0d;--alert-warning-border: #7a5e1a;--hover-bg: rgba(61, 139, 253, .05)}:root[data-theme=light]{--color-bg: #ffffff;--color-bg-secondary: #f8fafc;--color-bg-card: #ffffff;--color-bg-input: #f1f5f9;--color-border: #e2e8f0;--color-border-focus: #3d8bfd;--color-text: #1e293b;--color-text-secondary: #64748b;--color-text-muted: #94a3b8;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .15);--shadow-glow: 0 0 20px rgba(61, 139, 253, .2);--status-pending-bg: #fef3c7;--status-pending-border: #fbbf24;--status-submitted-bg: #d1fae5;--status-submitted-border: #10b981;--alert-error-bg: #fee2e2;--alert-error-border: #f87171;--alert-success-bg: #d1fae5;--alert-success-border: #10b981;--alert-warning-bg: #fef3c7;--alert-warning-border: #f59e0b;--hover-bg: rgba(61, 139, 253, .08)}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px}body{font-family:var(--font-family);background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;pointer-events:none;z-index:-1}:root[data-theme=dark] body:before,:root:not([data-theme]) body:before{background:radial-gradient(ellipse at 20% 20%,rgba(61,139,253,.1) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(255,107,107,.08) 0%,transparent 50%),radial-gradient(ellipse at 50% 50%,rgba(16,185,129,.05) 0%,transparent 50%)}:root[data-theme=light] body:before{background:radial-gradient(ellipse at 20% 20%,rgba(61,139,253,.05) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(255,107,107,.04) 0%,transparent 50%),radial-gradient(ellipse at 50% 50%,rgba(16,185,129,.03) 0%,transparent 50%)}#root{min-height:100vh;display:flex;flex-direction:column}.app-container{max-width:1200px;margin:0 auto;padding:var(--spacing-lg);width:100%;flex:1}.header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md) 0;margin-bottom:var(--spacing-xl);position:relative}.header:after{content:"";position:absolute;bottom:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent 0%,var(--color-border) 20%,var(--color-border) 80%,transparent 100%)}.header-logo{display:flex;align-items:center;gap:var(--spacing-sm)}.header-logo h1{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.5px}.header-logo h1 a,.header-logo a h1{text-decoration:none;color:inherit;cursor:pointer;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.header-logo span{color:var(--color-text-muted);font-size:.875rem;font-weight:500;opacity:.7}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-xl);box-shadow:var(--shadow-md)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:1px solid var(--color-border)}.card-title{font-size:1.25rem;font-weight:600;color:var(--color-text)}.status-badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.status-pending{background:var(--status-pending-bg);color:var(--color-warning);border:1px solid var(--status-pending-border)}.status-submitted{background:var(--status-submitted-bg);color:var(--color-success);border:1px solid var(--status-submitted-border)}.info-box{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.info-item{background:var(--color-bg-secondary);padding:var(--spacing-md);border-radius:var(--radius-md);border:1px solid var(--color-border)}.info-label{font-size:.75rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--spacing-xs)}.info-value{font-size:1rem;font-weight:600;color:var(--color-text)}.table-container{overflow-x:auto;margin:var(--spacing-lg) 0;border-radius:var(--radius-md);border:1px solid var(--color-border)}table{width:100%;border-collapse:collapse;font-size:.875rem}thead{background:var(--color-bg-secondary)}th{padding:var(--spacing-md);text-align:left;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;font-size:.75rem;letter-spacing:.5px;border-bottom:1px solid var(--color-border)}td{padding:var(--spacing-md);border-bottom:1px solid var(--color-border);color:var(--color-text)}tbody tr{transition:background-color .2s ease}tbody tr:hover{background:var(--hover-bg)}tbody tr:last-child td{border-bottom:none}input[type=number],input[type=text],textarea{width:100%;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-input);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font-family:var(--font-family);font-size:.875rem;transition:all .2s ease}input[type=number]:focus,input[type=text]:focus,textarea:focus{outline:none;border-color:var(--color-border-focus)}:root[data-theme=dark] input[type=number]:focus,:root[data-theme=dark] input[type=text]:focus,:root[data-theme=dark] textarea:focus,:root:not([data-theme]) input[type=number]:focus,:root:not([data-theme]) input[type=text]:focus,:root:not([data-theme]) textarea:focus{box-shadow:0 0 0 3px #3d8bfd33}:root[data-theme=light] input[type=number]:focus,:root[data-theme=light] input[type=text]:focus,:root[data-theme=light] textarea:focus{box-shadow:0 0 0 3px #3d8bfd26}input[type=number]::placeholder,input[type=text]::placeholder,textarea::placeholder{color:var(--color-text-muted)}input[type=number]::-webkit-outer-spin-button,input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);border:none;border-radius:var(--radius-md);font-family:var(--font-family);font-size:.875rem;font-weight:600;cursor:pointer;transition:all .2s ease;text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--color-primary),#5a9fff);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-glow)}.btn-secondary{background:var(--color-bg-secondary);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-bg-card);border-color:var(--color-primary)}.btn-success{background:linear-gradient(135deg,var(--color-success),#22d3a0);color:#fff}.btn-success:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 0 20px #10b9814d}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:1rem}.footer{text-align:center;padding:var(--spacing-xl) 0;color:var(--color-text-muted);font-size:.875rem;border-top:1px solid var(--color-border);margin-top:var(--spacing-2xl)}.alert{padding:var(--spacing-md);border-radius:var(--radius-md);margin-bottom:var(--spacing-lg);display:flex;align-items:center;gap:var(--spacing-sm)}.alert-error{background:var(--alert-error-bg);border:1px solid var(--alert-error-border);color:var(--color-error)}.alert-success{background:var(--alert-success-bg);border:1px solid var(--alert-success-border);color:var(--color-success)}.alert-warning{background:var(--alert-warning-bg);border:1px solid var(--alert-warning-border);color:var(--color-warning)}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;gap:var(--spacing-md)}.spinner{width:48px;height:48px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.total-row{background:var(--color-bg-secondary)!important;font-weight:700}.total-row td{padding:var(--spacing-md);color:var(--color-primary)}.actions-bar{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-md);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border);margin-top:var(--spacing-lg)}.actions-bar-end{display:flex;gap:var(--spacing-md)}.not-found{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:50vh;text-align:center}.not-found h2{font-size:4rem;color:var(--color-primary);margin-bottom:var(--spacing-md)}.not-found p{color:var(--color-text-secondary);margin-bottom:var(--spacing-xl)}@media (max-width: 768px){.app-container{padding:var(--spacing-md)}.header{flex-direction:column;gap:var(--spacing-md);text-align:center}.card{padding:var(--spacing-md)}.info-box{grid-template-columns:1fr}.actions-bar{flex-direction:column}.actions-bar-end{width:100%;flex-direction:column}.btn{width:100%}table{font-size:.75rem}th,td{padding:var(--spacing-sm)}}.chat-badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:#e53e3e;color:#fff;font-size:.7rem;font-weight:600;margin-left:6px}.image-lightbox{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000e6;display:flex;align-items:center;justify-content:center;z-index:1000;cursor:pointer;animation:lightbox-fade-in .2s ease}@keyframes lightbox-fade-in{0%{opacity:0}to{opacity:1}}.image-lightbox img{max-width:90vw;max-height:90vh;border-radius:8px;box-shadow:0 8px 40px #00000080;cursor:default;animation:lightbox-zoom-in .25s ease}@keyframes lightbox-zoom-in{0%{transform:scale(.85);opacity:0}to{transform:scale(1);opacity:1}}.image-lightbox-close{position:absolute;top:1rem;right:1rem;background:#ffffff26;border:none;color:#fff;width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.5rem;transition:background .15s;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.image-lightbox-close:hover{background:#ffffff4d}