:root{--color-white: rgba(255, 255, 255, 1);--color-black: rgba(0, 0, 0, 1);--color-cream-50: rgba(252, 252, 249, 1);--color-cream-100: rgba(255, 255, 253, 1);--color-gray-200: rgba(245, 245, 245, 1);--color-gray-300: rgba(167, 169, 169, 1);--color-gray-400: rgba(119, 124, 124, 1);--color-slate-500: rgba(98, 108, 113, 1);--color-brown-600: rgba(94, 82, 64, 1);--color-charcoal-700: rgba(31, 33, 33, 1);--color-charcoal-800: rgba(38, 40, 40, 1);--color-slate-900: rgba(19, 52, 59, 1);--color-teal-300: rgba(50, 184, 198, 1);--color-teal-400: rgba(45, 166, 178, 1);--color-teal-500: rgba(33, 128, 141, 1);--color-teal-600: rgba(29, 116, 128, 1);--color-teal-700: rgba(26, 104, 115, 1);--color-teal-800: rgba(41, 150, 161, 1);--color-red-400: rgba(255, 84, 89, 1);--color-red-500: rgba(192, 21, 47, 1);--color-orange-400: rgba(230, 129, 97, 1);--color-orange-500: rgba(168, 75, 47, 1);--color-brown-600-rgb: 94, 82, 64;--color-teal-500-rgb: 33, 128, 141;--color-slate-900-rgb: 19, 52, 59;--color-slate-500-rgb: 98, 108, 113;--color-red-500-rgb: 192, 21, 47;--color-red-400-rgb: 255, 84, 89;--color-orange-500-rgb: 168, 75, 47;--color-orange-400-rgb: 230, 129, 97;--color-bg-1: rgba(59, 130, 246, .08);--color-bg-2: rgba(245, 158, 11, .08);--color-bg-3: rgba(34, 197, 94, .08);--color-bg-4: rgba(239, 68, 68, .08);--color-bg-5: rgba(147, 51, 234, .08);--color-bg-6: rgba(249, 115, 22, .08);--color-bg-7: rgba(236, 72, 153, .08);--color-bg-8: rgba(6, 182, 212, .08);--color-background: var(--color-cream-50);--color-surface: var(--color-cream-100);--color-text: var(--color-slate-900);--color-text-secondary: var(--color-slate-500);--color-primary: var(--color-teal-500);--color-primary-hover: var(--color-teal-600);--color-primary-active: var(--color-teal-700);--color-secondary: rgba(var(--color-brown-600-rgb), .12);--color-secondary-hover: rgba(var(--color-brown-600-rgb), .2);--color-secondary-active: rgba(var(--color-brown-600-rgb), .25);--color-border: rgba(var(--color-brown-600-rgb), .2);--color-btn-primary-text: var(--color-cream-50);--color-card-border: rgba(var(--color-brown-600-rgb), .12);--color-card-border-inner: rgba(var(--color-brown-600-rgb), .12);--color-error: var(--color-red-500);--color-success: var(--color-teal-500);--color-warning: var(--color-orange-500);--color-info: var(--color-slate-500);--color-focus-ring: rgba(var(--color-teal-500-rgb), .4);--color-select-caret: rgba(var(--color-slate-900-rgb), .8);--focus-ring: 0 0 0 3px var(--color-focus-ring);--focus-outline: 2px solid var(--color-primary);--status-bg-opacity: .15;--status-border-opacity: .25;--select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");--select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");--color-success-rgb: 33, 128, 141;--color-error-rgb: 192, 21, 47;--color-warning-rgb: 168, 75, 47;--color-info-rgb: 98, 108, 113;--font-family-base: "FKGroteskNeue", "Geist", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;--font-size-xs: 11px;--font-size-sm: 12px;--font-size-base: 14px;--font-size-md: 14px;--font-size-lg: 16px;--font-size-xl: 18px;--font-size-2xl: 20px;--font-size-3xl: 24px;--font-size-4xl: 30px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 550;--font-weight-bold: 600;--line-height-tight: 1.2;--line-height-normal: 1.5;--letter-spacing-tight: -.01em;--space-0: 0;--space-1: 1px;--space-2: 2px;--space-4: 4px;--space-6: 6px;--space-8: 8px;--space-10: 10px;--space-12: 12px;--space-16: 16px;--space-20: 20px;--space-24: 24px;--space-32: 32px;--radius-sm: 6px;--radius-base: 8px;--radius-md: 10px;--radius-lg: 12px;--radius-full: 9999px;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .02);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .04), 0 1px 2px rgba(0, 0, 0, .02);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .04), 0 2px 4px -1px rgba(0, 0, 0, .02);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .04), 0 4px 6px -2px rgba(0, 0, 0, .02);--shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, .15), inset 0 -1px 0 rgba(0, 0, 0, .03);--duration-fast: .15s;--duration-normal: .25s;--ease-standard: cubic-bezier(.16, 1, .3, 1);--container-sm: 640px;--container-md: 768px;--container-lg: 1024px;--container-xl: 1280px}@media (prefers-color-scheme: dark){:root{--color-gray-400-rgb: 119, 124, 124;--color-teal-300-rgb: 50, 184, 198;--color-gray-300-rgb: 167, 169, 169;--color-gray-200-rgb: 245, 245, 245;--color-bg-1: rgba(29, 78, 216, .15);--color-bg-2: rgba(180, 83, 9, .15);--color-bg-3: rgba(21, 128, 61, .15);--color-bg-4: rgba(185, 28, 28, .15);--color-bg-5: rgba(107, 33, 168, .15);--color-bg-6: rgba(194, 65, 12, .15);--color-bg-7: rgba(190, 24, 93, .15);--color-bg-8: rgba(8, 145, 178, .15);--color-background: var(--color-charcoal-700);--color-surface: var(--color-charcoal-800);--color-text: var(--color-gray-200);--color-text-secondary: rgba(var(--color-gray-300-rgb), .7);--color-primary: var(--color-teal-300);--color-primary-hover: var(--color-teal-400);--color-primary-active: var(--color-teal-800);--color-secondary: rgba(var(--color-gray-400-rgb), .15);--color-secondary-hover: rgba(var(--color-gray-400-rgb), .25);--color-secondary-active: rgba(var(--color-gray-400-rgb), .3);--color-border: rgba(var(--color-gray-400-rgb), .3);--color-error: var(--color-red-400);--color-success: var(--color-teal-300);--color-warning: var(--color-orange-400);--color-info: var(--color-gray-300);--color-focus-ring: rgba(var(--color-teal-300-rgb), .4);--color-btn-primary-text: var(--color-slate-900);--color-card-border: rgba(var(--color-gray-400-rgb), .2);--color-card-border-inner: rgba(var(--color-gray-400-rgb), .15);--shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, .1), inset 0 -1px 0 rgba(0, 0, 0, .15);--button-border-secondary: rgba(var(--color-gray-400-rgb), .2);--color-border-secondary: rgba(var(--color-gray-400-rgb), .2);--color-select-caret: rgba(var(--color-gray-200-rgb), .8);--focus-ring: 0 0 0 3px var(--color-focus-ring);--focus-outline: 2px solid var(--color-primary);--status-bg-opacity: .15;--status-border-opacity: .25;--select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");--select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");--color-success-rgb: var(--color-teal-300-rgb);--color-error-rgb: var(--color-red-400-rgb);--color-warning-rgb: var(--color-orange-400-rgb);--color-info-rgb: var(--color-gray-300-rgb)}}[data-color-scheme=dark]{--color-gray-400-rgb: 119, 124, 124;--color-teal-300-rgb: 50, 184, 198;--color-gray-300-rgb: 167, 169, 169;--color-gray-200-rgb: 245, 245, 245;--color-bg-1: rgba(29, 78, 216, .15);--color-bg-2: rgba(180, 83, 9, .15);--color-bg-3: rgba(21, 128, 61, .15);--color-bg-4: rgba(185, 28, 28, .15);--color-bg-5: rgba(107, 33, 168, .15);--color-bg-6: rgba(194, 65, 12, .15);--color-bg-7: rgba(190, 24, 93, .15);--color-bg-8: rgba(8, 145, 178, .15);--color-background: var(--color-charcoal-700);--color-surface: var(--color-charcoal-800);--color-text: var(--color-gray-200);--color-text-secondary: rgba(var(--color-gray-300-rgb), .7);--color-primary: var(--color-teal-300);--color-primary-hover: var(--color-teal-400);--color-primary-active: var(--color-teal-800);--color-secondary: rgba(var(--color-gray-400-rgb), .15);--color-secondary-hover: rgba(var(--color-gray-400-rgb), .25);--color-secondary-active: rgba(var(--color-gray-400-rgb), .3);--color-border: rgba(var(--color-gray-400-rgb), .3);--color-error: var(--color-red-400);--color-success: var(--color-teal-300);--color-warning: var(--color-orange-400);--color-info: var(--color-gray-300);--color-focus-ring: rgba(var(--color-teal-300-rgb), .4);--color-btn-primary-text: var(--color-slate-900);--color-card-border: rgba(var(--color-gray-400-rgb), .15);--color-card-border-inner: rgba(var(--color-gray-400-rgb), .15);--shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, .1), inset 0 -1px 0 rgba(0, 0, 0, .15);--color-border-secondary: rgba(var(--color-gray-400-rgb), .2);--color-select-caret: rgba(var(--color-gray-200-rgb), .8);--focus-ring: 0 0 0 3px var(--color-focus-ring);--focus-outline: 2px solid var(--color-primary);--status-bg-opacity: .15;--status-border-opacity: .25;--select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");--select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");--color-success-rgb: var(--color-teal-300-rgb);--color-error-rgb: var(--color-red-400-rgb);--color-warning-rgb: var(--color-orange-400-rgb);--color-info-rgb: var(--color-gray-300-rgb)}[data-color-scheme=light]{--color-brown-600-rgb: 94, 82, 64;--color-teal-500-rgb: 33, 128, 141;--color-slate-900-rgb: 19, 52, 59;--color-background: var(--color-cream-50);--color-surface: var(--color-cream-100);--color-text: var(--color-slate-900);--color-text-secondary: var(--color-slate-500);--color-primary: var(--color-teal-500);--color-primary-hover: var(--color-teal-600);--color-primary-active: var(--color-teal-700);--color-secondary: rgba(var(--color-brown-600-rgb), .12);--color-secondary-hover: rgba(var(--color-brown-600-rgb), .2);--color-secondary-active: rgba(var(--color-brown-600-rgb), .25);--color-border: rgba(var(--color-brown-600-rgb), .2);--color-btn-primary-text: var(--color-cream-50);--color-card-border: rgba(var(--color-brown-600-rgb), .12);--color-card-border-inner: rgba(var(--color-brown-600-rgb), .12);--color-error: var(--color-red-500);--color-success: var(--color-teal-500);--color-warning: var(--color-orange-500);--color-info: var(--color-slate-500);--color-focus-ring: rgba(var(--color-teal-500-rgb), .4);--color-success-rgb: var(--color-teal-500-rgb);--color-error-rgb: var(--color-red-500-rgb);--color-warning-rgb: var(--color-orange-500-rgb);--color-info-rgb: var(--color-slate-500-rgb)}html{font-size:var(--font-size-base);font-family:var(--font-family-base);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-background);-webkit-font-smoothing:antialiased;box-sizing:border-box}body{margin:0;padding:0}*,*:before,*:after{box-sizing:inherit}h1,h2,h3,h4,h5,h6{margin:0;font-weight:var(--font-weight-semibold);line-height:var(--line-height-tight);color:var(--color-text);letter-spacing:var(--letter-spacing-tight)}h1{font-size:var(--font-size-4xl)}h2{font-size:var(--font-size-3xl)}h3{font-size:var(--font-size-2xl)}h4{font-size:var(--font-size-xl)}h5{font-size:var(--font-size-lg)}h6{font-size:var(--font-size-md)}p{margin:0 0 var(--space-16) 0}a{color:var(--color-primary);text-decoration:none;transition:color var(--duration-fast) var(--ease-standard)}a:hover{color:var(--color-primary-hover)}code,pre{font-family:var(--font-family-mono);font-size:calc(var(--font-size-base) * .95);background-color:var(--color-secondary);border-radius:var(--radius-sm)}code{padding:var(--space-1) var(--space-4)}pre{padding:var(--space-16);margin:var(--space-16) 0;overflow:auto;border:1px solid var(--color-border)}pre code{background:none;padding:0}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--space-8) var(--space-16);border-radius:var(--radius-base);font-size:var(--font-size-base);font-weight:500;line-height:1.5;cursor:pointer;transition:all var(--duration-normal) var(--ease-standard);border:none;text-decoration:none;position:relative}.btn:focus-visible{outline:none;box-shadow:var(--focus-ring)}.btn--primary{background:var(--color-primary);color:var(--color-btn-primary-text)}.btn--primary:hover{background:var(--color-primary-hover)}.btn--primary:active{background:var(--color-primary-active)}.btn--secondary{background:var(--color-secondary);color:var(--color-text)}.btn--secondary:hover{background:var(--color-secondary-hover)}.btn--secondary:active{background:var(--color-secondary-active)}.btn--outline{background:transparent;border:1px solid var(--color-border);color:var(--color-text)}.btn--outline:hover{background:var(--color-secondary)}.btn--sm{padding:var(--space-4) var(--space-12);font-size:var(--font-size-sm);border-radius:var(--radius-sm)}.btn--lg{padding:var(--space-10) var(--space-20);font-size:var(--font-size-lg);border-radius:var(--radius-md)}.btn--full-width{width:100%}.btn:disabled{opacity:.5;cursor:not-allowed}.form-control{display:block;width:100%;padding:var(--space-8) var(--space-12);font-size:var(--font-size-md);line-height:1.5;color:var(--color-text);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-base);transition:border-color var(--duration-fast) var(--ease-standard),box-shadow var(--duration-fast) var(--ease-standard)}textarea.form-control{font-family:var(--font-family-base);font-size:var(--font-size-base)}select.form-control{padding:var(--space-8) var(--space-12);-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:var(--select-caret-light);background-repeat:no-repeat;background-position:right var(--space-12) center;background-size:16px;padding-right:var(--space-32)}@media (prefers-color-scheme: dark){select.form-control{background-image:var(--select-caret-dark)}}[data-color-scheme=dark] select.form-control{background-image:var(--select-caret-dark)}[data-color-scheme=light] select.form-control{background-image:var(--select-caret-light)}.form-control:focus{border-color:var(--color-primary);outline:var(--focus-outline)}.form-label{display:block;margin-bottom:var(--space-8);font-weight:var(--font-weight-medium);font-size:var(--font-size-sm)}.form-group{margin-bottom:var(--space-16)}.card{background-color:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-card-border);box-shadow:var(--shadow-sm);overflow:hidden;transition:box-shadow var(--duration-normal) var(--ease-standard)}.card:hover{box-shadow:var(--shadow-md)}.card__body{padding:var(--space-16)}.card__header,.card__footer{padding:var(--space-16);border-bottom:1px solid var(--color-card-border-inner)}.status{display:inline-flex;align-items:center;padding:var(--space-6) var(--space-12);border-radius:var(--radius-full);font-weight:var(--font-weight-medium);font-size:var(--font-size-sm)}.status--success{background-color:rgba(var(--color-success-rgb, 33, 128, 141),var(--status-bg-opacity));color:var(--color-success);border:1px solid rgba(var(--color-success-rgb, 33, 128, 141),var(--status-border-opacity))}.status--error{background-color:rgba(var(--color-error-rgb, 192, 21, 47),var(--status-bg-opacity));color:var(--color-error);border:1px solid rgba(var(--color-error-rgb, 192, 21, 47),var(--status-border-opacity))}.status--warning{background-color:rgba(var(--color-warning-rgb, 168, 75, 47),var(--status-bg-opacity));color:var(--color-warning);border:1px solid rgba(var(--color-warning-rgb, 168, 75, 47),var(--status-border-opacity))}.status--info{background-color:rgba(var(--color-info-rgb, 98, 108, 113),var(--status-bg-opacity));color:var(--color-info);border:1px solid rgba(var(--color-info-rgb, 98, 108, 113),var(--status-border-opacity))}.container{width:100%;margin-right:auto;margin-left:auto;padding-right:var(--space-16);padding-left:var(--space-16)}@media (min-width: 640px){.container{max-width:var(--container-sm)}}@media (min-width: 768px){.container{max-width:var(--container-md)}}@media (min-width: 1024px){.container{max-width:var(--container-lg)}}@media (min-width: 1280px){.container{max-width:var(--container-xl)}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-4{gap:var(--space-4)}.gap-8{gap:var(--space-8)}.gap-16{gap:var(--space-16)}.m-0{margin:0}.mt-8{margin-top:var(--space-8)}.mb-8{margin-bottom:var(--space-8)}.mx-8{margin-left:var(--space-8);margin-right:var(--space-8)}.my-8{margin-top:var(--space-8);margin-bottom:var(--space-8)}.p-0{padding:0}.py-8{padding-top:var(--space-8);padding-bottom:var(--space-8)}.px-8{padding-left:var(--space-8);padding-right:var(--space-8)}.py-16{padding-top:var(--space-16);padding-bottom:var(--space-16)}.px-16{padding-left:var(--space-16);padding-right:var(--space-16)}.block{display:block}.hidden{display:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}:focus-visible{outline:var(--focus-outline);outline-offset:2px}[data-color-scheme=dark] .btn--outline{border:1px solid var(--color-border-secondary)}@font-face{font-family:FKGroteskNeue;src:url(https://r2cdn.perplexity.ai/fonts/FKGroteskNeue.woff2) format("woff2")}.loading-screen{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--color-background);display:flex;align-items:center;justify-content:center;z-index:9999;opacity:1;visibility:visible;transition:opacity .5s ease,visibility .5s ease}.loading-screen.hidden{opacity:0;visibility:hidden}.loading-content{text-align:center;color:var(--color-text)}.eco-logo{font-size:4rem;margin-bottom:var(--space-24);animation:pulse 2s infinite}.loading-spinner{width:40px;height:40px;border:4px solid rgba(var(--color-primary-rgb, 33, 128, 141),.3);border-radius:50%;border-top-color:var(--color-primary);animation:spin 1s linear infinite;margin:0 auto var(--space-16)}.notification-container{position:fixed;top:var(--space-24);right:var(--space-24);z-index:10000;display:flex;flex-direction:column;gap:var(--space-12)}.notification{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-base);padding:var(--space-16);box-shadow:var(--shadow-lg);min-width:300px;opacity:0;transform:translate(100%);animation:slideInRight .3s ease forwards}.notification.success{border-left:4px solid var(--color-success)}.notification.error{border-left:4px solid var(--color-error)}.notification.warning{border-left:4px solid var(--color-warning)}.notification.info{border-left:4px solid var(--color-info)}.notification-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-8)}.notification-title{font-weight:var(--font-weight-semibold);color:var(--color-text)}.notification-close{background:none;border:none;color:var(--color-text-secondary);cursor:pointer;font-size:var(--font-size-lg);padding:0}.notification-message{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.landing-page{min-height:100vh;background:var(--color-bg-3);display:flex;align-items:center;justify-content:center;padding:var(--space-32);opacity:0;animation:fadeIn .8s ease-out forwards;position:relative;overflow:hidden}.landing-page:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(var(--color-primary-rgb, 33, 128, 141),.1) 0%,transparent 70%);animation:rotate 20s linear infinite}.landing-container{max-width:1000px;width:100%;text-align:center;position:relative;z-index:1}.landing-header{margin-bottom:var(--space-32);transform:translateY(30px);opacity:0;animation:slideUp .8s ease-out .2s forwards}.landing-title{width:230px;height:150px}.landing-subtitle{font-size:var(--font-size-xl);color:var(--color-text-secondary);margin-bottom:var(--space-24)}.eco-icons{font-size:var(--font-size-3xl);margin-bottom:var(--space-32);display:flex;justify-content:center;gap:var(--space-16)}.eco-icons span{animation:bounce 3s;animation-delay:calc(var(--i) * .2s);transition:transform .3s ease}.eco-icons span:hover{transform:scale(1.2) translateY(-10px)}.login-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--space-32);transform:translateY(30px);opacity:0;animation:slideUp .8s ease-out .4s forwards}.login-card{background:var(--color-surface);border:1px solid var(--color-card-border);border-radius:var(--radius-lg);padding:var(--space-32);box-shadow:var(--shadow-md);transition:all .3s ease;position:relative;overflow:hidden}.login-card:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(var(--color-primary-rgb, 33, 128, 141),.1),transparent);transition:left .6s ease}.login-card:hover:before{left:100%}.login-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.login-card h3{color:var(--color-text);margin-bottom:var(--space-24);font-size:var(--font-size-xl);display:flex;align-items:center;gap:var(--space-12)}.dashboard{margin-top:150px;display:grid;flex-grow:1;min-height:100vh;background:var(--color-background);opacity:0;animation:fadeIn .5s ease-out forwards}.sidebar{width:280px;background:var(--color-surface);border-right:2px solid var(--color-border);box-shadow:0 4px 8px #00000026;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);background-color:#2c618f99;position:fixed;top:0;left:0;height:100vh;z-index:100;transform:translate(-100%);transition:transform .3s ease}.sidebar.open{transform:translate(0)}.sidebar-header{padding:var(--space-24);border-bottom:2px solid var(--color-border)}.sidebar-header h2{color:var(--color-primary);margin-bottom:var(--space-16);font-size:var(--font-size-2xl);display:flex;align-items:center;gap:var(--space-8)}.user-info{display:flex;align-items:center;gap:var(--space-12)}.user-avatar{width:48px;height:48px;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-hover));border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--color-btn-primary-text);font-size:var(--font-size-lg);box-shadow:var(--shadow-sm)}.user-details{flex:1}.user-name{font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-2)}.user-school{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.sidebar-menu{flex:1;padding:var(--space-16) 0}.menu-item{display:flex;align-items:center;gap:var(--space-12);padding:var(--space-12) var(--space-24);cursor:pointer;transition:all .3s ease;color:var(--color-text);position:relative;overflow:hidden}.menu-item:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--color-primary);transform:scaleY(0);transition:transform .3s ease}.menu-item:hover{background:var(--color-secondary);transform:translateY(1px);box-shadow:0 5px 8px #0000004d}.menu-item:hover:before{transform:scaleY(1)}.menu-item.active{background:rgba(var(--color-primary-rgb, 33, 128, 141),.1);color:var(--color-primary);font-weight:var(--font-weight-semibold)}.menu-item.active:before{transform:scaleY(1)}.menu-icon{font-size:var(--font-size-lg);width:24px;text-align:center;transition:transform .3s ease}.menu-item:hover .menu-icon{transform:scale(1.1)}.sidebar-footer{padding:var(--space-24);border-top:1px solid var(--color-border)}.main-content{flex-grow:1;overflow-y:auto;padding:32px;background:var(--color-background);transition:margin-left .3s ease-in-out;margin-left:0}.main-content.shifted{margin-left:500px}.content-section{opacity:0;transform:translateY(20px);transition:all .3s ease;animation:slideUp .3s ease forwards}.content-section.active{opacity:1;transform:translateY(0)}.section-header{margin-bottom:var(--space-32);text-align:center}.section-header h2{color:var(--color-text);margin-bottom:var(--space-8);font-size:var(--font-size-3xl);background:linear-gradient(135deg,var(--color-primary),var(--color-primary-hover));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-header p{color:var(--color-text-secondary);font-size:var(--font-size-lg);max-width:600px;margin:0 auto}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-24);margin-bottom:var(--space-32)}.stat-card{background:var(--color-surface);border:1px solid var(--color-card-border);border-radius:var(--radius-lg);padding:var(--space-24);position:relative;transition:all .3s ease;overflow:hidden;cursor:pointer}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--color-primary),var(--color-primary-hover));transform:scaleX(0);transition:transform .3s ease}.stat-card:after{content:"";position:absolute;top:50%;left:50%;width:0;height:0;background:rgba(var(--color-primary-rgb, 33, 128, 141),.05);border-radius:50%;transform:translate(-50%,-50%);transition:all .3s ease}.stat-card:hover:before{transform:scaleX(1)}.stat-card:hover:after{width:200%;height:200%}.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.stat-value{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--color-primary);margin-bottom:var(--space-8);position:relative;z-index:1}.stat-value.animated{animation:countUp .8s ease-out}.stat-label{color:var(--color-text-secondary);font-size:var(--font-size-md);margin-bottom:var(--space-8);position:relative;z-index:1}.stat-icon{position:absolute;top:var(--space-16);right:var(--space-16);font-size:var(--font-size-2xl);opacity:.3;transition:all .3s ease}.stat-card:hover .stat-icon{opacity:.6;transform:scale(1.1) rotate(5deg)}.overview-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:var(--space-24)}.challenge-filters{display:flex;gap:var(--space-12);margin-bottom:var(--space-24);flex-wrap:wrap;justify-content:center}.filter-btn{padding:var(--space-8) var(--space-16);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);border-radius:var(--radius-full);cursor:pointer;transition:all .3s ease;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);position:relative;overflow:hidden}.filter-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:var(--color-primary);transition:left .3s ease;z-index:0}.filter-btn span{position:relative;z-index:1}.filter-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}.filter-btn:hover:before{left:0}.filter-btn:hover{color:var(--color-btn-primary-text)}.filter-btn.active{background:var(--color-primary);color:var(--color-btn-primary-text);border-color:var(--color-primary);transform:scale(1.05)}.challenges-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:var(--space-24)}.challenge-card{background:var(--color-surface);border:1px solid var(--color-card-border);border-radius:var(--radius-lg);padding:var(--space-24);cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.challenge-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--color-primary),var(--color-primary-hover));transform:scaleX(0);transition:transform .3s ease}.challenge-card:after{content:"";position:absolute;bottom:-50px;right:-50px;width:100px;height:100px;background:rgba(var(--color-primary-rgb, 33, 128, 141),.05);border-radius:50%;transition:all .3s ease}.challenge-card:hover:before{transform:scaleX(1)}.challenge-card:hover:after{bottom:-30px;right:-30px;width:120px;height:120px}.challenge-card:hover{transform:translateY(-6px) rotateX(5deg);box-shadow:var(--shadow-lg)}.challenge-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--space-16)}.challenge-title{color:var(--color-text);font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);margin-bottom:var(--space-8);position:relative;z-index:1}.challenge-type{background:var(--color-primary);color:var(--color-btn-primary-text);padding:var(--space-4) var(--space-8);border-radius:var(--radius-sm);font-size:var(--font-size-xs);text-transform:uppercase;font-weight:var(--font-weight-semibold);position:relative;z-index:1}.challenge-description{color:var(--color-text-secondary);margin-bottom:var(--space-16);line-height:1.5;position:relative;z-index:1}.challenge-meta{display:flex;justify-content:space-between;align-items:center;font-size:var(--font-size-sm);position:relative;z-index:1}.challenge-points{color:var(--color-primary);font-weight:var(--font-weight-semibold);display:flex;align-items:center;gap:var(--space-4)}.challenge-points:before{content:"⭐"}.challenge-sdg{color:var(--color-text-secondary);background:var(--color-secondary);padding:var(--space-2) var(--space-8);border-radius:var(--radius-sm)}.quiz-container{max-width:800px;margin:0 auto;background:var(--color-surface);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);animation:slideUp .3s ease}.quiz-header{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-hover));color:var(--color-btn-primary-text);padding:var(--space-24);display:flex;justify-content:space-between;align-items:center}.quiz-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold)}.quiz-progress{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);background:#fff3;padding:var(--space-8) var(--space-12);border-radius:var(--radius-base)}.quiz-progress-bar{width:100%;height:4px;background:#ffffff4d;border-radius:2px;margin-top:var(--space-8);overflow:hidden}.quiz-progress-fill{height:100%;background:var(--color-btn-primary-text);border-radius:2px;transition:width .3s ease}.quiz-content{padding:var(--space-32)}.question-container{margin-bottom:var(--space-32)}.question-number{color:var(--color-primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);margin-bottom:var(--space-12)}.question-text{color:var(--color-text);margin-bottom:var(--space-24);font-size:var(--font-size-xl);line-height:1.4;font-weight:var(--font-weight-medium)}.options-container{display:grid;gap:var(--space-16)}.quiz-option{padding:var(--space-16);border:2px solid var(--color-border);border-radius:var(--radius-base);cursor:pointer;transition:all .3s ease;background:var(--color-surface);position:relative;overflow:hidden}.quiz-option:before{content:"";position:absolute;left:0;top:0;bottom:0;width:0;background:var(--color-primary);transition:width .3s ease}.quiz-option span{position:relative;z-index:1;transition:color .3s ease}.quiz-option:hover{border-color:var(--color-primary);transform:translate(4px)}.quiz-option:hover:before{width:4px}.quiz-option.selected{border-color:var(--color-primary);background:rgba(var(--color-primary-rgb, 33, 128, 141),.1);color:var(--color-primary);font-weight:var(--font-weight-semibold)}.quiz-option.selected:before{width:4px}.quiz-option.correct{border-color:var(--color-success);background:rgba(var(--color-success-rgb),.1);color:var(--color-success)}.quiz-option.incorrect{border-color:var(--color-error);background:rgba(var(--color-error-rgb),.1);color:var(--color-error)}.quiz-actions{display:flex;justify-content:space-between;gap:var(--space-16)}.quiz-explanation{background:var(--color-secondary);border-radius:var(--radius-base);padding:var(--space-16);margin:var(--space-16) 0;border-left:4px solid var(--color-info)}.quiz-explanation-title{font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-8)}.quiz-explanation-text{color:var(--color-text-secondary);line-height:1.5}.action-container{max-width:800px;margin:0 auto}.action-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-24)}.action-title{font-size:var(--font-size-2xl);color:var(--color-text);font-weight:var(--font-weight-semibold)}.action-content{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-32);box-shadow:var(--shadow-md);animation:slideUp .3s ease}.action-description{color:var(--color-text);margin-bottom:var(--space-32);font-size:var(--font-size-lg);line-height:1.6;text-align:center}.requirements-list{background:var(--color-secondary);border-radius:var(--radius-base);padding:var(--space-16);margin-bottom:var(--space-24)}.requirements-title{font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-12)}.requirements-list ul{list-style:none;padding:0;margin:0}.requirements-list li{color:var(--color-text-secondary);margin-bottom:var(--space-4);padding-left:var(--space-20);position:relative}.requirements-list li:before{content:"✓";position:absolute;left:0;color:var(--color-success);font-weight:var(--font-weight-bold)}.photo-upload-area{border:2px dashed var(--color-border);border-radius:var(--radius-base);padding:var(--space-32);text-align:center;cursor:pointer;transition:all .3s ease;margin-bottom:var(--space-24)}.photo-upload-area:hover{border-color:var(--color-primary);background:rgba(var(--color-primary-rgb, 33, 128, 141),.05)}.photo-upload-area.dragover{border-color:var(--color-primary);background:rgba(var(--color-primary-rgb, 33, 128, 141),.1);transform:scale(1.02)}.upload-icon{font-size:var(--font-size-3xl);margin-bottom:var(--space-16);color:var(--color-text-secondary)}.upload-text{color:var(--color-text);margin-bottom:var(--space-8)}.upload-hint{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.photo-preview{margin-top:var(--space-16);text-align:center}.photo-preview img{max-width:300px;max-height:300px;border-radius:var(--radius-base);box-shadow:var(--shadow-sm);animation:zoomIn .3s ease}.qr-section{margin:var(--space-24) 0;text-align:center}.qr-scanner-btn{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-hover));color:var(--color-btn-primary-text);border:none;padding:var(--space-16) var(--space-24);border-radius:var(--radius-base);font-size:var(--font-size-md);font-weight:var(--font-weight-semibold);cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.qr-scanner-btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;background:#fff3;border-radius:50%;transform:translate(-50%,-50%);transition:all .3s ease}.qr-scanner-btn:hover:before{width:200%;height:200%}.qr-scanner-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.qr-result{margin-top:var(--space-16);color:var(--color-success);font-weight:var(--font-weight-semibold);animation:slideInUp .3s ease}.chart-container{position:relative;height:350px;margin:var(--space-16) 0}.chart-wrapper{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-24);box-shadow:var(--shadow-sm);transition:all .3s ease}.chart-wrapper:hover{box-shadow:var(--shadow-md)}.chart-title{text-align:center;margin-bottom:var(--space-20);color:var(--color-text);font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold)}.progress-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:var(--space-24)}.badges-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:var(--space-16)}.badge-item{text-align:center;padding:var(--space-20);border:1px solid var(--color-border);border-radius:var(--radius-lg);transition:all .3s ease;cursor:pointer;position:relative;overflow:hidden}.badge-item:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(var(--color-primary-rgb, 33, 128, 141),.1),rgba(var(--color-primary-rgb, 33, 128, 141),.05));opacity:0;transition:opacity .3s ease}.badge-item:hover:before{opacity:1}.badge-item:hover{transform:translateY(-4px) scale(1.05);box-shadow:var(--shadow-md)}.badge-item.earned{border-color:var(--color-primary);background:rgba(var(--color-primary-rgb, 33, 128, 141),.05)}.badge-icon{font-size:var(--font-size-3xl);margin-bottom:var(--space-12);filter:grayscale(1);transition:filter .3s ease}.badge-item.earned .badge-icon{filter:grayscale(0);animation:bounceIn .5s ease}.badge-name{font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-8);font-size:var(--font-size-sm)}.badge-description{font-size:var(--font-size-xs);color:var(--color-text-secondary);line-height:1.4}.badge-rarity{position:absolute;top:var(--space-8);right:var(--space-8);font-size:var(--font-size-xs);padding:var(--space-2) var(--space-6);border-radius:var(--radius-sm);text-transform:uppercase;font-weight:var(--font-weight-bold)}.badge-rarity.common{background:var(--color-secondary);color:var(--color-text-secondary)}.badge-rarity.uncommon{background:var(--color-success);color:var(--color-btn-primary-text)}.badge-rarity.rare{background:var(--color-warning);color:var(--color-btn-primary-text)}.badge-rarity.epic{background:linear-gradient(45deg,#ff6b6b,#4ecdc4);color:var(--color-btn-primary-text);animation:shimmer 2s infinite}.leaderboard-tabs{display:flex;gap:var(--space-2);margin-bottom:var(--space-24);border-bottom:1px solid var(--color-border);justify-content:center}.tab-btn{padding:var(--space-12) var(--space-24);border:none;background:transparent;color:var(--color-text-secondary);cursor:pointer;border-bottom:2px solid transparent;transition:all .3s ease;font-size:var(--font-size-md);font-weight:var(--font-weight-medium);position:relative}.tab-btn:before{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--color-primary);transform:scaleX(0);transition:transform .3s ease}.tab-btn:hover{color:var(--color-text)}.tab-btn.active{color:var(--color-primary)}.tab-btn.active:before{transform:scaleX(1)}.leaderboard-table{background:var(--color-surface);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}.table-header{display:grid;grid-template-columns:80px 1fr 120px 100px 100px 120px;gap:var(--space-16);padding:var(--space-16) var(--space-24);background:var(--color-secondary);font-weight:var(--font-weight-semibold);color:var(--color-text)}.table-body{max-height:500px;overflow-y:auto}.table-row{display:grid;grid-template-columns:80px 1fr 120px 100px 100px 120px;gap:var(--space-16);padding:var(--space-16) var(--space-24);border-bottom:1px solid var(--color-border);transition:all .2s ease;align-items:center;animation:slideInLeft .3s ease;animation-delay:calc(var(--i, 0) * .1s)}.table-row:hover{background:var(--color-secondary);transform:translate(4px)}.table-row.current-user{background:rgba(var(--color-primary-rgb, 33, 128, 141),.1);font-weight:var(--font-weight-semibold);border-left:4px solid var(--color-primary)}.rank-badge{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;font-weight:var(--font-weight-bold);color:var(--color-btn-primary-text)}.rank-badge.rank-1{background:linear-gradient(45deg,gold,#ffed4a);color:#000}.rank-badge.rank-2{background:linear-gradient(45deg,silver,#e2e8f0);color:#000}.rank-badge.rank-3{background:linear-gradient(45deg,#cd7f32,#d69e2e);color:#000}.rank-badge.rank-other{background:var(--color-secondary);color:var(--color-text)}.player-info{display:flex;align-items:center;gap:var(--space-12)}.player-avatar{width:32px;height:32px;border-radius:50%;font-size:var(--font-size-md);display:flex;align-items:center;justify-content:center;background:var(--color-primary);color:var(--color-btn-primary-text)}.player-name{color:var(--color-text);font-weight:var(--font-weight-medium)}.player-school{font-size:var(--font-size-xs);color:var(--color-text-secondary)}.points-display{color:var(--color-primary);font-weight:var(--font-weight-semibold)}.community-grid{display:grid;grid-template-columns:2fr 1fr;gap:var(--space-32)}.activity-feed{max-height:600px;overflow-y:auto;padding-right:var(--space-8)}.activity-feed::-webkit-scrollbar{width:6px}.activity-feed::-webkit-scrollbar-track{background:var(--color-secondary);border-radius:3px}.activity-feed::-webkit-scrollbar-thumb{background:var(--color-primary);border-radius:3px}.community-post{background:var(--color-surface);border:1px solid var(--color-card-border);border-radius:var(--radius-lg);padding:var(--space-20);margin-bottom:var(--space-16);transition:all .3s ease;animation:slideInUp .3s ease}.community-post:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px)}.post-header{display:flex;align-items:center;gap:var(--space-12);margin-bottom:var(--space-12)}.post-author-avatar{width:40px;height:40px;border-radius:50%;font-size:var(--font-size-md);display:flex;align-items:center;justify-content:center;background:var(--color-primary);color:var(--color-btn-primary-text)}.post-author-info{flex:1}.post-author{font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-2)}.post-timestamp{font-size:var(--font-size-xs);color:var(--color-text-secondary)}.post-badge{background:var(--color-primary);color:var(--color-btn-primary-text);padding:var(--space-2) 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