:root{--color-primary: #6F00FF;--color-primary-dark: #3B0270;--color-primary-light: #E9B3FB;--color-primary-lighter: #FFF1F1;--color-success: #48bb78;--color-success-dark: #38a169;--color-success-light: #c6f6d5;--color-danger: #f56565;--color-danger-dark: #c53030;--color-danger-light: #fed7d7;--color-warning: #ffc107;--color-warning-dark: #ff9800;--color-warning-light: #fff3cd;--color-info: #4facfe;--color-info-dark: #2196f3;--color-info-light: #e3f2fd;--color-white: #ffffff;--color-black: #000000;--color-gray-50: #f9fafb;--color-gray-100: #f7fafc;--color-gray-200: #edf2f7;--color-gray-300: #e2e8f0;--color-gray-400: #cbd5e0;--color-gray-500: #a0aec0;--color-gray-600: #718096;--color-gray-700: #4a5568;--color-gray-800: #2d3748;--color-gray-900: #1a202c;--font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", sans-serif;--font-mono: "Courier New", "Monaco", "Consolas", monospace;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem;--font-size-5xl: 3rem;--font-weight-light: 300;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--font-weight-extrabold: 800;--font-weight-black: 900;--line-height-tight: 1.25;--line-height-snug: 1.375;--line-height-normal: 1.5;--line-height-relaxed: 1.625;--line-height-loose: 2;--letter-spacing-tighter: -.03em;--letter-spacing-tight: -.02em;--letter-spacing-normal: -.011em;--letter-spacing-wide: .025em;--letter-spacing-wider: .05em;--spacing-1: .25rem;--spacing-2: .5rem;--spacing-3: .75rem;--spacing-4: 1rem;--spacing-5: 1.25rem;--spacing-6: 1.5rem;--spacing-8: 2rem;--spacing-10: 2.5rem;--spacing-12: 3rem;--spacing-16: 4rem;--spacing-20: 5rem;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 10px;--radius-xl: 12px;--radius-2xl: 16px;--radius-3xl: 20px;--radius-full: 9999px;--shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-sm: 0 2px 4px 0 rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, .06);--shadow-primary: 0 10px 20px rgba(111, 0, 255, .3);--shadow-success: 0 10px 20px rgba(72, 187, 120, .3);--shadow-danger: 0 10px 20px rgba(245, 101, 101, .3);--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease;--transition-all: all .2s ease;--z-dropdown: 1000;--z-sticky: 1020;--z-fixed: 1030;--z-modal-backdrop: 1040;--z-modal: 1050;--z-popover: 1060;--z-tooltip: 1070;--breakpoint-xs: 360px;--breakpoint-sm: 640px;--breakpoint-md: 768px;--breakpoint-lg: 1024px;--breakpoint-xl: 1280px;--breakpoint-2xl: 1536px;--container-xs: 360px;--container-sm: 640px;--container-md: 768px;--container-lg: 1024px;--container-xl: 1200px;--container-2xl: 1400px;--heading-1-mobile: clamp(1.75rem, 5vw, 2.25rem);--heading-1-desktop: clamp(2.25rem, 3vw, 3rem);--heading-2-mobile: clamp(1.5rem, 4vw, 1.875rem);--heading-2-desktop: clamp(1.875rem, 2.5vw, 2.5rem);--heading-3-mobile: clamp(1.25rem, 3.5vw, 1.5rem);--heading-3-desktop: clamp(1.5rem, 2vw, 2rem);--touch-target-min: 44px;--touch-target-comfortable: 48px;--mobile-padding: var(--spacing-4);--tablet-padding: var(--spacing-6);--desktop-padding: var(--spacing-8)}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-primary);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);letter-spacing:var(--letter-spacing-normal);color:var(--color-gray-800);background:linear-gradient(135deg,#8b5cf6,#6f00ff);min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-bold);line-height:var(--line-height-tight);letter-spacing:var(--letter-spacing-tight);color:var(--color-gray-800);margin:0}h1{font-size:var(--font-size-4xl);letter-spacing:var(--letter-spacing-tighter)}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-base)}p{margin:0;line-height:var(--line-height-relaxed)}.container{width:100%;max-width:var(--container-md);background:var(--color-white);border-radius:var(--radius-3xl);box-shadow:var(--shadow-2xl);padding:var(--spacing-4);margin:0 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transparent;border-radius:var(--radius-lg);cursor:pointer;transition:var(--transition-all);-webkit-user-select:none;user-select:none;min-height:44px}@media (max-width: 768px){.btn{padding:var(--spacing-3) var(--spacing-5);font-size:var(--font-size-sm);white-space:normal;text-align:center}}@media (max-width: 480px){.btn{padding:var(--spacing-3) var(--spacing-4)}}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none!important}.btn-lg{padding:var(--spacing-4) var(--spacing-8);font-size:var(--font-size-lg)}.btn-block{width:100%}.btn-primary{background:var(--color-primary);color:var(--color-white);border-color:var(--color-primary)}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark);border-color:var(--color-primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-primary)}.btn-secondary{background:var(--color-success);color:var(--color-white);border-color:var(--color-success)}.btn-secondary:hover:not(:disabled){background:var(--color-success-dark);border-color:var(--color-success-dark);transform:translateY(-2px);box-shadow:var(--shadow-success)}.btn-danger{background:var(--color-danger);color:var(--color-white);border-color:var(--color-danger)}.btn-danger:hover:not(:disabled){background:var(--color-danger-dark);border-color:var(--color-danger-dark);transform:translateY(-2px);box-shadow:var(--shadow-danger)}.btn-outline{background:transparent;color:var(--color-primary);border-color:var(--color-primary)}.btn-outline:hover:not(:disabled){background:var(--color-primary);color:var(--color-white);transform:translateY(-2px)}.btn-ghost{background:transparent;color:var(--color-gray-700);border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--color-gray-100)}.form-group{margin-bottom:var(--spacing-6)}.form-label{display:block;margin-bottom:var(--spacing-2);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-gray-800);letter-spacing:var(--letter-spacing-normal)}.form-input,.form-textarea,.form-select{width:100%;padding:var(--spacing-3) var(--spacing-4);font-family:var(--font-primary);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--color-gray-800);background:var(--color-white);border:2px solid var(--color-gray-300);border-radius:var(--radius-lg);transition:var(--transition-all);min-height:44px}@media (max-width: 768px){.form-input,.form-textarea,.form-select{font-size:16px;padding:var(--spacing-3) var(--spacing-3)}}@media (max-width: 480px){.form-input,.form-textarea,.form-select{padding:var(--spacing-2) var(--spacing-3)}}.form-input:focus,.form-textarea:focus,.form-select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px 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var(--spacing-3);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);line-height:1;letter-spacing:var(--letter-spacing-wide);text-transform:uppercase;border-radius:var(--radius-full);white-space:nowrap}.badge-primary{background:var(--color-primary-light);color:var(--color-primary-dark)}.badge-success{background:var(--color-success-light);color:var(--color-success-dark)}.badge-danger{background:var(--color-danger-light);color:var(--color-danger-dark)}.badge-warning{background:var(--color-warning-light);color:var(--color-warning-dark)}.badge-info{background:var(--color-info-light);color:var(--color-info-dark)}.alert{padding:var(--spacing-4);border-radius:var(--radius-lg);border:1px solid 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solid var(--color-gray-300);border-top-color:var(--color-primary);border-radius:var(--radius-full);animation:spin .8s linear infinite}.spinner-sm{width:20px;height:20px;border-width:2px}@media (prefers-reduced-motion: reduce){*{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeUpShort{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.page-wrapper{opacity:0;animation:fadeIn .22s var(--transition-fast) forwards}.page-fade{animation:fadeIn .22s var(--transition-fast) forwards}.fade-up{animation:fadeUpShort .26s var(--transition-fast) forwards}.fade-only{animation:fadeIn .2s var(--transition-fast) forwards}.btn:active:not(:disabled){transform:scale(.98)}.modal-backdrop{background:#00000073;animation:fadeIn .18s var(--transition-fast) 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480px){html{font-size:14px}.container{padding:var(--mobile-padding);border-radius:var(--radius-xl);margin:var(--spacing-2)}.page-wrapper{padding:var(--spacing-3);align-items:flex-start}h1{font-size:var(--heading-1-mobile)}h2{font-size:var(--heading-2-mobile)}h3{font-size:var(--heading-3-mobile)}.btn{min-height:var(--touch-target-min);padding:var(--spacing-3) var(--spacing-5);font-size:var(--font-size-base)}.btn-block{width:100%;display:block}}@media (min-width: 600px) and (max-width: 900px){.container{padding:var(--tablet-padding);max-width:90%}.grid-2-col{grid-template-columns:repeat(2,1fr)}}@media (min-width: 768px) and (max-width: 1024px){html{font-size:15px}.container{padding:var(--spacing-8)}h1{font-size:var(--heading-1-desktop)}h2{font-size:var(--heading-2-desktop)}h3{font-size:var(--heading-3-desktop)}}@media (min-width: 1024px){.container{padding:var(--desktop-padding)}.grid-3-col{grid-template-columns:repeat(3,1fr)}.grid-4-col{grid-template-columns:repeat(4,1fr)}}@media (min-width: 1440px){.container-xl{max-width:var(--container-2xl)}}.mobile-only{display:block}.tablet-up,.desktop-only{display:none}@media (min-width: 768px){.mobile-only{display:none}.tablet-up{display:block}}@media (min-width: 1024px){.desktop-only{display:block}.mobile-tablet-only{display:none}}.flex-mobile-column{flex-direction:column}@media (min-width: 768px){.flex-mobile-column{flex-direction:row}}.grid-responsive{display:grid;grid-template-columns:1fr;gap:var(--spacing-4)}@media (min-width: 640px){.grid-responsive{grid-template-columns:repeat(2,1fr);gap:var(--spacing-6)}}@media (min-width: 1024px){.grid-responsive{grid-template-columns:repeat(3,1fr);gap:var(--spacing-8)}}.responsive-padding{padding:var(--mobile-padding)}@media (min-width: 768px){.responsive-padding{padding:var(--tablet-padding)}}@media (min-width: 1024px){.responsive-padding{padding:var(--desktop-padding)}}.text-mobile-center{text-align:center}@media (min-width: 768px){.text-mobile-center{text-align:left}}.stack-mobile{display:flex;flex-direction:column;gap:var(--spacing-3)}@media (min-width: 768px){.stack-mobile{flex-direction:row;align-items:center}}.full-width-mobile{width:100%}@media (min-width: 768px){.full-width-mobile{width:auto}}@media (hover: none) and (pointer: coarse){.btn,.form-input,.form-select,.option-button{min-height:var(--touch-target-comfortable)}.card:active{transform:scale(.98)}.btn:hover{transform:none}a,button{min-height:var(--touch-target-min);min-width:var(--touch-target-min);display:inline-flex;align-items:center;justify-content:center}}@media print{.no-print{display:none!important}body{background:#fff}.container{box-shadow:none;max-width:100%}}html,body{overflow-x:hidden;width:100%}@supports (-webkit-touch-callout: none){.page-wrapper{min-height:-webkit-fill-available}.auth-page{height:-webkit-fill-available}}@media (max-width: 768px){.page-wrapper{min-height:100vh;min-height:-webkit-fill-available;overflow-y:auto}.auth-page{height:100vh;height:-webkit-fill-available;padding:var(--spacing-2)}.auth-shell{grid-template-columns:1fr;gap:var(--spacing-3);max-height:calc(100vh - var(--spacing-4));overflow-y:auto}.auth-side-panel{display:none}.dashboard-shell{max-height:calc(100vh - var(--spacing-6))}}@media (max-width: 768px){.container{max-width:calc(100vw - 1rem);overflow-x:hidden}table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}img{max-width:100%;height:auto}pre,code{overflow-x:auto;word-wrap:break-word;white-space:pre-wrap}}@media (max-width: 768px){.profile-dropdown{position:static}.profile-dropdown-menu{position:fixed!important;left:auto!important;right:1rem!important;top:70px!important;z-index:9999!important;max-width:calc(100vw - 2rem)}}@media (max-width: 768px){.dashboard-header{position:relative;padding-bottom:var(--spacing-4)}.dashboard-header-title{width:calc(100% - 60px);padding-left:60px}.dashboard-header-actions{position:absolute;right:0;top:0}}@media (max-width: 768px){.mobile-menu-toggle{position:fixed;top:1rem;left:1rem;z-index:9999}}@media (max-width: 768px){input[type=text],input[type=email],input[type=password],input[type=number],input[type=tel],input[type=url],select,textarea{font-size:16px!important;min-height:44px}button{min-height:44px;min-width:44px}}@media (max-width: 768px){.btn-group,.hero-cta,.dashboard-quick-actions-buttons,.modal-actions{flex-direction:column;width:100%}.btn-group .btn,.hero-cta .btn,.dashboard-quick-actions-buttons .btn,.modal-actions .btn{width:100%}}@media (max-width: 768px){.features-grid,.pricing-grid,.testimonials-grid,.dashboard-grid{grid-template-columns:1fr!important}}@media (max-width: 768px){.modal-content{max-width:calc(100vw - 2rem);max-height:calc(100vh - 4rem);margin:2rem 1rem;padding:var(--spacing-5)}.modal-overlay{padding:0}}@media (max-width: 768px){.hero-content{padding:var(--spacing-4)}.hero-title{font-size:clamp(1.75rem,8vw,2.5rem);line-height:1.2}.nav-content{padding:0 var(--spacing-3)}.landing-footer{padding:var(--spacing-8) var(--spacing-4)}.footer-content{grid-template-columns:1fr}}@media (max-width: 768px){.question-text{font-size:1.25rem;padding:0 var(--spacing-2)}.btn-option{font-size:.9rem;padding:var(--spacing-3)}}@media (max-width: 768px){.session-code{font-size:2rem;letter-spacing:.1em;padding:var(--spacing-3)}}@media (max-width: 768px){.leaderboard-item{flex-wrap:nowrap;gap:var(--spacing-2)}.leaderboard-rank{min-width:30px;font-size:1.25rem}.leaderboard-name{font-size:.95rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.leaderboard-score{font-size:1rem;margin-left:auto}}@media (max-width: 768px){.podium{padding:var(--spacing-3);gap:var(--spacing-2)}.podium-avatar{width:50px;height:50px;font-size:1.5rem}.podium-place.first .podium-avatar{width:60px;height:60px;font-size:2rem}.podium-name{font-size:.75rem;max-width:70px}.podium-score{font-size:.875rem}}@media (max-width: 768px){*{word-wrap:break-word;overflow-wrap:break-word}p,h1,h2,h3,h4,h5,h6,span,div{max-width:100%}}@media (max-width: 768px){.landing-nav{position:sticky;top:0;left:0;right:0;width:100%}}@media (hover: none) and (pointer: coarse){.btn:hover{transform:none!important}.btn:active{transform:scale(.97)}.card:active,.dashboard-card:active,.feature-card:active{transform:scale(.98)}a,button,.btn,input[type=submit]{min-height:44px;min-width:44px}}@media (max-width: 375px){html{font-size:14px}.container{padding:var(--spacing-3);margin:var(--spacing-1)}.btn{font-size:.875rem;padding:var(--spacing-2) var(--spacing-3)}h1{font-size:1.75rem}h2{font-size:1.5rem}}@media (max-width: 768px){.cookie-notice-content{flex-direction:column;text-align:center}.cookie-notice-content .btn{width:100%}}@media (max-width: 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p{margin:0;color:var(--color-gray-600);font-size:.875rem}.section-header{text-align:center;margin-bottom:var(--spacing-12);opacity:0;transform:translateY(30px);transition:all .8s cubic-bezier(.4,0,.2,1)}.visible .section-header{opacity:1;transform:translateY(0)}.section-title{font-size:2.5rem;font-weight:700;color:#1a1a1a;margin:0 0 var(--spacing-4);text-shadow:0 2px 4px rgba(0,0,0,.05)}.section-description{font-size:1.125rem;color:#4a4a4a;max-width:600px;margin:0 auto;line-height:1.6;font-weight:500}.features-section{padding:var(--spacing-20) var(--spacing-6);max-width:100%;margin:0 auto;background:linear-gradient(135deg,#e8eaff,#d4d8ff,#e0e4ff,#c8ceff,#e8eaff);background-size:200% 200%;animation:gradientShift 20s ease infinite;border-bottom:2px solid rgba(102,126,234,.2);position:relative;overflow:hidden}.features-section:before{content:"";position:absolute;top:-50%;right:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(102,126,234,.15) 0%,transparent 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640px){.profile-name{display:none}.profile-dropdown-trigger{padding:var(--spacing-2);min-width:44px;min-height:44px;justify-content:center}.profile-icon{font-size:1.25rem}}@media (max-width: 480px){.profile-dropdown-header{padding:var(--spacing-3)}.profile-dropdown-items{padding:var(--spacing-2) var(--spacing-1)}.profile-dropdown-item{padding:var(--spacing-3) var(--spacing-2);font-size:var(--font-size-sm)}}.upgrade-banner{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:var(--radius-2xl);padding:var(--spacing-6);margin-bottom:var(--spacing-6);box-shadow:var(--shadow-lg);animation:slideDown .3s ease-out}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.upgrade-banner-content{display:flex;align-items:center;gap:var(--spacing-4);flex-wrap:wrap}.upgrade-banner-icon{font-size:3rem;flex-shrink:0}.upgrade-banner-text{flex:1;min-width:250px}.upgrade-banner-title{color:#fff;font-size:1.25rem;font-weight:700;margin:0 0 var(--spacing-2)}.upgrade-banner-message{color:#ffffffe6;margin:0;line-height:1.5}.upgrade-banner-actions{display:flex;gap:var(--spacing-3);flex-shrink:0}.upgrade-banner-actions .btn{white-space:nowrap}.upgrade-banner-actions .btn-primary{background:#fff;color:var(--color-primary);border-color:#fff}.upgrade-banner-actions .btn-primary:hover{background:#ffffffe6;transform:translateY(-2px);box-shadow:0 4px 12px #0003}.upgrade-banner-actions .btn-outline{background:transparent;color:#fff;border-color:#fff}.upgrade-banner-actions .btn-outline:hover{background:#ffffff1a;border-color:#fff}@media (max-width: 768px){.upgrade-banner-content{flex-direction:column;text-align:center}.upgrade-banner-actions{width:100%;flex-direction:column}.upgrade-banner-actions .btn{width:100%}}.dashboard-shell{width:100%;max-width:var(--container-xl);margin:0 auto;display:flex;flex-direction:column;gap:var(--spacing-8)}@media (max-width: 768px){.dashboard-shell{gap:var(--spacing-6)}}.dashboard-header{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-4);flex-wrap:wrap}@media (max-width: 768px){.dashboard-header{flex-direction:row;align-items:center;justify-content:space-between;gap:var(--spacing-3)}.dashboard-header-title{flex:1}}.dashboard-header-title{display:flex;align-items:center;gap:var(--spacing-3)}.dashboard-header-title h1{margin:0;font-size:var(--font-size-3xl);font-weight:var(--font-weight-extrabold);color:var(--color-gray-900)}.dashboard-header-actions{display:flex;align-items:center;gap:var(--spacing-3);flex-shrink:0}@media (max-width: 768px){.dashboard-header-actions{display:none}}@media (max-width: 480px){.dashboard-header-actions{display:none}}.dashboard-welcome{background:var(--color-white);border:1px solid var(--color-gray-200);border-radius:var(--radius-2xl);padding:var(--spacing-4);box-shadow:var(--shadow-sm)}.dashboard-welcome h2{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-1);color:var(--color-gray-900)}.dashboard-welcome p{font-size:var(--font-size-sm);color:var(--color-gray-600);margin-bottom:var(--spacing-1)}.dashboard-section{display:flex;flex-direction:column;gap:var(--spacing-2)}.dashboard-section-heading{display:flex;align-items:center;gap:var(--spacing-2);margin-bottom:var(--spacing-2)}.dashboard-section-heading span{font-size:1.25rem}.dashboard-section-heading h2{margin:0;font-size:1.5rem;font-weight:600;color:#2d3748;letter-spacing:-.015em}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:var(--spacing-4)}.dashboard-card{position:relative;background:var(--color-white);border:1px solid var(--color-gray-200);border-radius:var(--radius-2xl);padding:var(--spacing-4);box-shadow:var(--shadow-sm);cursor:pointer;transition:var(--transition-all);display:flex;flex-direction:column;gap:var(--spacing-2)}.dashboard-card:before{content:"";position:absolute;top:0;left:0;right:0;height:6px;border-top-left-radius:inherit;border-top-right-radius:inherit;background:var(--color-primary)}.dashboard-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl)}.dashboard-card-icon{width:40px;height:40px;border-radius:var(--radius-xl);background:var(--color-primary-lighter);color:var(--color-primary);display:inline-flex;align-items:center;justify-content:center;font-size:var(--font-size-lg)}.dashboard-card-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-gray-900)}.dashboard-card-description{font-size:var(--font-size-sm);color:var(--color-gray-600);line-height:var(--line-height-relaxed)}.dashboard-card--secondary:before{background:linear-gradient(90deg,#f093fb,#f5576c)}.dashboard-card--info:before{background:linear-gradient(90deg,#4facfe,#00f2fe)}.dashboard-card--neutral:before{background:linear-gradient(90deg,#a8edea,#fed6e3)}.dashboard-quick-actions{background:var(--color-white);border:1px solid var(--color-gray-200);border-radius:var(--radius-2xl);padding:var(--spacing-3);box-shadow:var(--shadow-sm);text-align:center}.dashboard-quick-actions h3{margin-bottom:var(--spacing-2);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--color-gray-800)}.dashboard-quick-actions-buttons{display:flex;justify-content:center;gap:var(--spacing-3);flex-wrap:wrap}.dashboard-quick-actions-buttons .btn{min-width:200px}@media (max-width: 768px){.dashboard-header-title h1{font-size:var(--font-size-2xl)}.dashboard-card{padding:var(--spacing-5)}.dashboard-card-title{font-size:var(--font-size-lg)}.dashboard-card-description{font-size:var(--font-size-sm)}}.subscription-loading{display:flex;align-items:center;gap:var(--spacing-3);padding:var(--spacing-6);background:var(--color-white);border:1px solid var(--color-gray-200);border-radius:var(--radius-2xl);color:var(--color-gray-600)}.spinner-small{width:20px;height:20px;border:2px solid var(--color-gray-200);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}.subscription-section{display:flex;flex-direction:column;gap:var(--spacing-4)}.subscription-plan-card{background:linear-gradient(135deg,var(--color-primary-lighter) 0%,var(--color-white) 100%);border:1px solid var(--color-primary-light);border-radius:var(--radius-2xl);padding:var(--spacing-5);display:flex;flex-direction:column;gap:var(--spacing-4)}.subscription-plan-header{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:var(--spacing-3)}.subscription-plan-info{display:flex;align-items:center;gap:var(--spacing-2)}.subscription-plan-info h3{margin:0;font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-gray-900)}.subscription-plan-price{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-primary)}.subscription-plan-price span{font-size:var(--font-size-sm);font-weight:var(--font-weight-normal);color:var(--color-gray-600)}.subscription-plan-meta{display:flex;gap:var(--spacing-6);flex-wrap:wrap}.subscription-status,.subscription-renewal{display:flex;align-items:center;gap:var(--spacing-2);font-size:var(--font-size-sm);color:var(--color-gray-700)}.usage-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:var(--spacing-4)}.usage-stat-card{background:var(--color-white);border:1px solid var(--color-gray-200);border-radius:var(--radius-xl);padding:var(--spacing-4);display:flex;flex-direction:column;gap:var(--spacing-2)}.usage-stat-header{display:flex;align-items:center;gap:var(--spacing-2)}.usage-stat-icon{font-size:var(--font-size-lg)}.usage-stat-label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-gray-700)}.usage-stat-value{display:flex;align-items:baseline;gap:var(--spacing-1)}.usage-stat-value .usage-current{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-gray-900)}.usage-stat-value .usage-separator{color:var(--color-gray-400)}.usage-stat-value .usage-max{font-size:var(--font-size-lg);color:var(--color-gray-500)}.usage-progress-bar-container{width:100%;height:6px;background:var(--color-gray-200);border-radius:var(--radius-full);overflow:hidden}.usage-progress-bar-fill{height:100%;border-radius:var(--radius-full);transition:width .3s ease}.usage-warning{font-size:var(--font-size-xs);color:var(--color-danger);font-weight:var(--font-weight-medium)}.subscription-limit-warning{display:flex;flex-direction:column;gap:var(--spacing-2)}.subscription-limit-warning ul{margin:var(--spacing-2) 0;padding-left:var(--spacing-4)}.subscription-limit-warning li{font-size:var(--font-size-sm)}.badge{display:inline-flex;align-items:center;padding:var(--spacing-1) var(--spacing-2);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);border-radius:var(--radius-full)}.badge-primary{background:var(--color-primary-lighter);color:var(--color-primary)}.badge-success{background:var(--color-success-light, #d1fae5);color:var(--color-success, #059669)}.badge-warning{background:var(--color-warning-light, #fef3c7);color:var(--color-warning, #d97706)}.btn-sm{padding:var(--spacing-2) var(--spacing-4);font-size:var(--font-size-sm)}.btn-link{background:none;border:none;color:var(--color-primary);cursor:pointer;padding:0;text-decoration:underline}.btn-link:hover{color:var(--color-primary-dark)}@media (max-width: 640px){.subscription-plan-header{flex-direction:column}.subscription-plan-meta{flex-direction:column;gap:var(--spacing-2)}.usage-stats-grid{grid-template-columns:1fr}}@media (max-width: 600px){.dashboard-shell{gap:var(--spacing-6)}.dashboard-header{padding:var(--spacing-4) 0}.dashboard-header-title{width:100%;justify-content:center}.dashboard-header-title h1{font-size:var(--heading-1-mobile)}.dashboard-section-heading{flex-direction:column;text-align:center;gap:var(--spacing-2)}.dashboard-section-heading h2{font-size:var(--heading-2-mobile)}.dashboard-grid{grid-template-columns:1fr;gap:var(--spacing-4)}.dashboard-card{padding:var(--spacing-5)}.dashboard-card-icon{font-size:2rem}.dashboard-card-title{font-size:var(--font-size-lg)}.dashboard-quick-actions-buttons{flex-direction:column}.dashboard-quick-actions-buttons button{width:100%}}@media (min-width: 600px) and (max-width: 900px){.dashboard-grid{grid-template-columns:repeat(2,1fr);gap:var(--spacing-5)}.dashboard-header-title h1{font-size:var(--heading-1-mobile)}}@media (min-width: 900px) and (max-width: 1280px){.dashboard-grid{grid-template-columns:repeat(2,1fr);gap:var(--spacing-6)}}@media (min-width: 1280px){.dashboard-shell{max-width:var(--container-2xl)}.dashboard-section-heading h2{font-size:var(--heading-2-desktop)}}@media (hover: none) and (pointer: coarse){.dashboard-card{min-height:var(--touch-target-comfortable)}.dashboard-card:active{transform:scale(.98)}.dashboard-quick-actions-buttons button{min-height:var(--touch-target-comfortable)}}@media (max-width: 900px) and (orientation: landscape){.dashboard-grid{grid-template-columns:repeat(2,1fr)}.dashboard-shell{gap:var(--spacing-4)}}.bulk-upload-card{background:var(--color-white);border:1px solid var(--color-gray-200);border-radius:var(--radius-2xl);padding:var(--spacing-4);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:var(--spacing-3)}.bulk-upload-section{display:flex;flex-direction:column;gap:var(--spacing-2)}.bulk-upload-section h3{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-gray-900)}.bulk-upload-description{color:var(--color-gray-600)}.bulk-upload-actions{display:flex;flex-wrap:wrap;gap:var(--spacing-2)}.bulk-upload-actions .btn{flex:1 1 220px}.bulk-upload-form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--spacing-3)}.bulk-upload-field{display:flex;flex-direction:column}.bulk-upload-field textarea{resize:vertical;min-height:96px}.bulk-upload-toggle{display:inline-flex;align-items:center;gap:var(--spacing-2);font-size:var(--font-size-sm);color:var(--color-gray-700)}.bulk-upload-file-input input[type=file]{width:100%;padding:var(--spacing-3);border:2px dashed var(--color-gray-300);border-radius:var(--radius-lg);background:var(--color-gray-50);cursor:pointer}.bulk-upload-file-input input[type=file]:focus-visible{outline:2px solid var(--color-primary)}.bulk-upload-file-note{margin-top:var(--spacing-2);font-size:var(--font-size-sm);color:var(--color-success)}.bulk-upload-divider{border-top:1px solid var(--color-gray-200);padding-top:var(--spacing-3)}.bulk-upload-validation{display:flex;flex-direction:column;gap:var(--spacing-2)}.bulk-upload-validation ul{margin:0;padding-left:var(--spacing-5)}.bulk-upload-footer{display:flex;flex-wrap:wrap;gap:var(--spacing-3);justify-content:flex-start}@media (max-width: 768px){.bulk-upload-card{padding:var(--spacing-5);border-radius:var(--radius-2xl)}.bulk-upload-actions .btn,.bulk-upload-footer .btn{flex:1 1 100%}}.admin-reports-container{min-height:100vh;background-color:var(--background-color, #f5f5f5);padding:2rem}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:2px solid var(--border-color, #ddd)}.admin-header h1{color:var(--text-color, #333);margin:0;font-size:2.5rem;font-weight:600}.refresh-btn{padding:.75rem 1.5rem;border:none;border-radius:8px;background-color:var(--secondary-color, #6c757d);color:#fff;cursor:pointer;font-size:1rem;transition:all .3s ease}.refresh-btn:hover:not(:disabled){background-color:var(--secondary-color-hover, #5a6268);transform:translateY(-2px)}.refresh-btn:disabled{opacity:.6;cursor:not-allowed}.admin-tabs{display:flex;gap:.5rem;margin-bottom:2rem;border-bottom:1px solid var(--border-color, #ddd);overflow-x:auto}.tab-btn{padding:1rem 1.5rem;border:none;background-color:transparent;color:var(--text-color, #666);cursor:pointer;font-size:1rem;font-weight:500;border-bottom:3px solid transparent;transition:all .3s ease;white-space:nowrap}.tab-btn:hover{background-color:var(--hover-background, rgba(0, 0, 0, .05));color:var(--primary-color, #007bff)}.tab-btn.active{color:var(--primary-color, #007bff);border-bottom-color:var(--primary-color, #007bff);background-color:var(--active-tab-background, rgba(0, 123, 255, .1))}.admin-content{background-color:#fff;border-radius:12px;padding:2rem;box-shadow:0 4px 6px #0000001a}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background-color:#fff;border:1px solid var(--border-color, #e0e0e0);border-radius:12px;padding:2rem;text-align:center;box-shadow:0 2px 4px #0000000d;transition:all .3s ease}.stat-card:hover{transform:translateY(-4px);box-shadow:0 8px 16px #0000001a}.stat-card.today{border-left:4px solid var(--success-color, #28a745);background:linear-gradient(135deg,#f8fff9,#fff)}.stat-card h3,.stat-card h4{margin:0 0 1rem;color:var(--text-color, #666);font-size:1rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:3rem;font-weight:700;color:var(--primary-color, #007bff);margin:0;line-height:1}.stat-card.today .stat-value{color:var(--success-color, #28a745)}.daily-activity{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--border-color, #e0e0e0)}.daily-activity h3{margin-bottom:1.5rem;color:var(--text-color, #333);font-size:1.5rem}.engagement-section,.popular-section,.creators-section,.daily-trends-section,.top-participants-section{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--border-color, #e0e0e0)}.engagement-section h3,.popular-section h3,.creators-section h3,.daily-trends-section h3,.top-participants-section h3{margin-bottom:1.5rem;color:var(--text-color, #333);font-size:1.5rem}.table-container{overflow-x:auto;border-radius:8px;border:1px solid var(--border-color, #e0e0e0)}.data-table{width:100%;border-collapse:collapse;background-color:#fff}.data-table th,.data-table td{padding:1rem;text-align:left;border-bottom:1px solid var(--border-color, #e0e0e0)}.data-table th{background-color:var(--table-header-background, #f8f9fa);font-weight:600;color:var(--text-color, #333);text-transform:uppercase;letter-spacing:.05em;font-size:.875rem}.data-table tbody tr:hover{background-color:var(--hover-background, rgba(0, 0, 0, .02))}.data-table tbody tr:last-child td{border-bottom:none}.loading-spinner{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px}.spinner{width:50px;height:50px;border:4px solid var(--border-color, #e0e0e0);border-top:4px solid var(--primary-color, #007bff);border-radius:50%;animation:spin 1s linear infinite}.loading-spinner p{margin-top:1rem;color:var(--text-color, #666);font-size:1.125rem}.error-message{text-align:center;padding:3rem;background-color:#fff5f5;border:1px solid #fed7d7;border-radius:12px;color:#c53030}.error-message h2{margin-bottom:1rem;color:#c53030}.error-message p{margin-bottom:1.5rem;color:#a0a0a0}.error-message .btn{background-color:#c53030;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-size:1rem;transition:all .3s ease}.error-message .btn:hover{background-color:#9b2c2c}@media (max-width: 768px){.admin-reports-container{padding:1rem}.admin-header{flex-direction:column;gap:1rem;align-items:stretch}.admin-header h1{font-size:2rem;text-align:center}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.stat-card{padding:1.5rem}.stat-value{font-size:2rem}.admin-content{padding:1rem}.data-table th,.data-table td{padding:.75rem .5rem;font-size:.875rem}}@media (max-width: 480px){.stats-grid{grid-template-columns:1fr}.tab-btn{padding:.75rem 1rem;font-size:.875rem}.stat-value{font-size:1.75rem}}@media (prefers-color-scheme: dark){.admin-reports-container{background-color:var(--dark-background, #121212)}.admin-content{background-color:var(--dark-surface, #1e1e1e);color:var(--dark-text, #ffffff)}.stat-card{background-color:var(--dark-surface, #1e1e1e);border-color:var(--dark-border, #333);color:var(--dark-text, #ffffff)}.data-table th{background-color:var(--dark-table-header, #2a2a2a);color:var(--dark-text, #ffffff)}.data-table{background-color:var(--dark-surface, #1e1e1e);color:var(--dark-text, #ffffff)}.data-table tbody tr:hover{background-color:var(--dark-hover, rgba(255, 255, 255, .05))}}.create-quiz-form{background:#fff;border-radius:var(--radius-2xl);padding:var(--spacing-6);box-shadow:var(--shadow-md);border:2px solid var(--color-gray-200)}.quiz-metadata{margin-bottom:var(--spacing-8);padding-bottom:var(--spacing-6);border-bottom:2px solid var(--color-gray-200)}.quiz-metadata h2{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-gray-900);margin-bottom:var(--spacing-5)}.quiz-metadata h2{font-size:1.5rem;font-weight:600;margin-bottom:24px;color:#2d3748;letter-spacing:-.015em}.form-group{margin-bottom:var(--spacing-5)}.form-group label{display:block;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-gray-700);margin-bottom:var(--spacing-2)}.form-group input,.form-group textarea,.form-group select{width:100%;padding:var(--spacing-3);border:2px solid var(--color-gray-300);border-radius:var(--radius-lg);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);font-family:inherit;transition:var(--transition-all)}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-lighter)}.form-group textarea{resize:vertical;min-height:80px}.checkbox-group label{display:flex;align-items:center;gap:var(--spacing-2);cursor:pointer;font-weight:var(--font-weight-normal)}.checkbox-group input[type=checkbox]{width:auto;cursor:pointer}.questions-section{margin-bottom:32px}.questions-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.questions-header h2{font-size:1.5rem;font-weight:600;color:#2d3748;letter-spacing:-.015em}.btn-add-question{background:var(--color-primary);color:#fff;border:none;padding:var(--spacing-3) var(--spacing-5);border-radius:var(--radius-lg);cursor:pointer;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);transition:var(--transition-all)}.btn-add-question:hover{background:var(--color-primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.question-card{background:var(--color-gray-50);border:2px solid var(--color-gray-200);border-radius:var(--radius-xl);padding:var(--spacing-6);margin-bottom:var(--spacing-5);animation:slideIn .3s ease-out}.question-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-5);padding-bottom:var(--spacing-4);border-bottom:1px solid var(--color-gray-300)}.question-card-header h3{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-primary);margin:0}.btn-remove-question{background:#fff;color:var(--color-danger);border:1px solid var(--color-danger);padding:var(--spacing-2) var(--spacing-3);border-radius:var(--radius-md);cursor:pointer;font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);transition:var(--transition-all)}.btn-remove-question:hover:not(:disabled){background:var(--color-danger);color:#fff}.btn-remove-question:disabled{opacity:.5;cursor:not-allowed}.options-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-4);margin-bottom:var(--spacing-5)}.errors-box{background:var(--color-danger-light);border:2px solid var(--color-danger);border-radius:var(--radius-xl);padding:var(--spacing-5);margin-bottom:var(--spacing-6)}.errors-box h4{color:var(--color-danger-dark);margin-bottom:var(--spacing-3);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold)}.errors-box ul{list-style:none;padding:0;margin:0}.errors-box li{color:var(--color-danger-dark);padding:var(--spacing-1) 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infinite}.btn.primary.starting,.btn.btn-primary.starting{opacity:.95}.billing-plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--spacing-6)}@media (max-width: 640px){.billing-plans-grid{grid-template-columns:1fr;gap:var(--spacing-4)}}@media (min-width: 641px) and (max-width: 900px){.billing-plans-grid{grid-template-columns:repeat(2,1fr)}}.billing-plan-card{position:relative;display:flex;flex-direction:column;min-height:420px;transition:var(--transition-all);background:var(--color-white);border:var(--border-width-md) solid var(--color-gray-200);border-radius:var(--radius-xl);box-shadow:var(--shadow-md)}.billing-plan-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);border-color:var(--color-primary-light)}@media (max-width: 640px){.billing-plan-card{min-height:380px}.billing-plan-card:hover{transform:translateY(-2px)}}.billing-plan-card.current-plan{border-color:var(--color-primary);background:linear-gradient(135deg,var(--color-primary-lighter) 0%,var(--color-white) 100%)}.plan-badge{position:absolute;top:var(--spacing-3);right:var(--spacing-3);background:var(--color-primary);color:var(--color-white);padding:var(--spacing-1) var(--spacing-3);border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:var(--letter-spacing-wide);z-index:1}.billing-plan-header{padding:var(--spacing-5) var(--spacing-4) var(--spacing-3);display:flex;flex-direction:column;gap:var(--spacing-2);border-bottom:1px solid var(--color-gray-200)}.billing-plan-price{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-primary);display:flex;align-items:baseline;gap:var(--spacing-1)}.billing-plan-price span{font-size:var(--font-size-sm);font-weight:var(--font-weight-normal);color:var(--color-gray-600)}.billing-plan-features{padding:var(--spacing-4);display:flex;flex-direction:column;gap:var(--spacing-3);flex:1}.feature-item{display:flex;align-items:center;gap:var(--spacing-3);font-size:var(--font-size-sm);color:var(--color-gray-700)}.feature-icon{font-size:var(--font-size-lg);flex-shrink:0}.billing-plan-card .btn-block{margin:var(--spacing-4);margin-top:auto}.billing-page{display:flex;flex-direction:column;gap:var(--spacing-8)}.billing-header{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--spacing-4);flex-wrap:wrap}.billing-header-actions{display:flex;gap:var(--spacing-3);align-items:center}.billing-header h1{margin:0;font-size:var(--font-size-3xl);font-weight:var(--font-weight-extrabold);color:var(--color-gray-900)}.billing-header p{margin-top:var(--spacing-2);font-size:var(--font-size-base);color:var(--color-gray-600)}.billing-section{display:flex;flex-direction:column;gap:var(--spacing-4)}.billing-section h2{margin:0;font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-gray-900)}.plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--spacing-4)}.plan-card{background:var(--color-white);border:2px solid var(--color-gray-200);border-radius:var(--radius-2xl);box-shadow:var(--shadow-sm);display:flex;flex-direction:column;overflow:hidden;transition:var(--transition-all)}.plan-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}.current-plan-card{border-color:var(--color-primary);background:linear-gradient(135deg,var(--color-primary-lighter) 0%,var(--color-white) 100%)}.plan-card-header{padding:var(--spacing-5) var(--spacing-6);border-bottom:1px solid 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p{margin:0;font-size:var(--font-size-sm);color:var(--color-gray-600);line-height:var(--line-height-relaxed)}.plan-limits{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-4)}.limit-item{display:flex;flex-direction:column;align-items:center;text-align:center;gap:var(--spacing-1)}.limit-label{font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);color:var(--color-gray-600);text-transform:uppercase;letter-spacing:var(--letter-spacing-wide)}.limit-value{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-primary)}.plan-meta{display:flex;flex-direction:column;gap:var(--spacing-2);font-size:var(--font-size-sm);color:var(--color-gray-700);padding-top:var(--spacing-3);border-top:1px solid var(--color-gray-200)}.plan-card-footer{padding:var(--spacing-4) var(--spacing-6);border-top:1px solid 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h3{margin:0;font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--color-gray-800)}.usage-card-body{padding:var(--spacing-5);display:flex;flex-direction:column;gap:var(--spacing-3)}.usage-stats{display:flex;align-items:baseline;justify-content:center;gap:var(--spacing-2)}.usage-current{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--color-gray-900)}.usage-separator{font-size:var(--font-size-xl);color:var(--color-gray-400)}.usage-max{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-gray-600)}.usage-progress{width:100%;height:8px;background:var(--color-gray-200);border-radius:var(--radius-full);overflow:hidden}.usage-progress-bar{height:100%;border-radius:var(--radius-full);transition:var(--transition-all)}.usage-alert{padding:var(--spacing-2) var(--spacing-3);background:var(--color-danger-light);color:var(--color-danger-dark);border-radius:var(--radius-lg);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);text-align:center}.transactions-table{background:var(--color-white);border:2px solid var(--color-gray-200);border-radius:var(--radius-2xl);overflow:hidden}.transactions-table table{width:100%;border-collapse:collapse}.transactions-table thead{background:var(--color-gray-100)}.transactions-table th{padding:var(--spacing-4);text-align:left;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-gray-700);text-transform:uppercase;letter-spacing:var(--letter-spacing-wide)}.transactions-table td{padding:var(--spacing-4);border-top:1px solid var(--color-gray-200);font-size:var(--font-size-sm);color:var(--color-gray-700)}.transactions-table tbody tr:hover{background:var(--color-gray-50)}@media (max-width: 768px){.billing-plans-grid{grid-template-columns:1fr}.billing-header{flex-direction:column;align-items:stretch}.plan-limits,.usage-grid,.plans-grid{grid-template-columns:1fr}.transactions-table{overflow-x:auto}.transactions-table table{min-width:600px}}.legal-page{min-height:100vh;background:linear-gradient(135deg,#f8f9ff,#e8ebff,#f0f3ff,#e5e9ff,#f8f9ff);background-size:200% 200%;animation:gradientShift 20s ease infinite;position:relative}.legal-nav{background:#fffffff2;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:2px solid rgba(102,126,234,.15);padding:var(--spacing-4) 0;position:sticky;top:0;z-index:100;box-shadow:0 2px 20px #0000000d}.legal-content{max-width:900px;margin:0 auto;padding:var(--spacing-12) var(--spacing-6);background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-2xl);box-shadow:0 10px 40px #667eea26;margin-top:var(--spacing-8);margin-bottom:var(--spacing-8)}.legal-content h1{font-size:2.5rem;font-weight:700;color:#1a1a1a;margin:0 0 var(--spacing-2);text-shadow:0 2px 4px rgba(0,0,0,.05)}.last-updated{color:#666;font-size:.875rem;margin:0 0 var(--spacing-12);font-weight:500}.legal-content h2{font-size:1.75rem;font-weight:600;color:#1a1a1a;margin:var(--spacing-8) 0 var(--spacing-4);padding-bottom:var(--spacing-2);border-bottom:3px solid #667eea;position:relative}.legal-content h2:after{content:"";position:absolute;bottom:-3px;left:0;width:60px;height:3px;background:linear-gradient(90deg,#667eea,#764ba2)}.legal-content h3{font-size:1.25rem;font-weight:600;color:#2a2a2a;margin:var(--spacing-6) 0 var(--spacing-3)}.legal-content p{line-height:1.8;color:#4a4a4a;margin:0 0 var(--spacing-4);font-weight:400}.legal-content ul{margin:var(--spacing-4) 0;padding-left:var(--spacing-8)}.legal-content li{line-height:1.8;color:#4a4a4a;margin-bottom:var(--spacing-2);font-weight:400}.legal-content strong{color:#1a1a1a;font-weight:600}.legal-content a{color:#667eea;text-decoration:underline;font-weight:500;transition:color .2s ease}.legal-content a:hover{color:#764ba2}.legal-content table{width:100%;border-collapse:collapse;margin:var(--spacing-6) 0;background:#fff;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 2px 10px #0000000d}.legal-content table thead{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.legal-content table th{padding:var(--spacing-4);text-align:left;font-weight:600;font-size:.95rem}.legal-content table td{padding:var(--spacing-3);border-bottom:1px solid rgba(0,0,0,.05);font-size:.9rem}.legal-content table tbody tr:last-child td{border-bottom:none}.legal-content table tbody tr:hover{background:#667eea0d}@media (max-width: 768px){.legal-content{padding:var(--spacing-8) var(--spacing-4);margin-top:var(--spacing-4);margin-bottom:var(--spacing-4);border-radius:var(--radius-lg)}.legal-content h1{font-size:2rem}.legal-content h2{font-size:1.5rem}.legal-content 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h1{font-size:clamp(2.5rem,5vw,4rem);font-weight:800;margin-bottom:var(--spacing-6);color:#fff;letter-spacing:-.04em;line-height:1.1}.marketing-hero h1 span.highlight{background:linear-gradient(45deg,#ffd89b,#fff,#ffd89b);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:shimmer 3s linear infinite;display:inline-block}.marketing-hero .lead{font-size:var(--font-size-xl);color:#ffffffe6;max-width:700px;margin:0 auto;line-height:1.6;font-weight:500}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-6)}.features-detailed-section{padding:var(--spacing-24) 0;background:#fff}.features-detailed-section .container{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--spacing-10)}.feature-detail-card{padding:var(--spacing-10);background:#fff;border-radius:var(--radius-3xl);box-shadow:0 10px 40px #0000000a;transition:all .4s cubic-bezier(.4,0,.2,1);border:1px solid 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li{color:var(--color-primary);font-weight:600;font-size:.95rem;display:flex;align-items:center;gap:var(--spacing-2)}.use-cases-section{padding:var(--spacing-24) 0;background:#fff}.use-case-item{display:flex;align-items:center;gap:var(--spacing-16);margin-bottom:var(--spacing-24);opacity:0;transform:translateY(30px);animation:fadeInUp .8s ease-out forwards}.use-case-item:nth-child(2n){flex-direction:row-reverse}.use-case-content{flex:1}.use-case-icon{font-size:4rem;margin-bottom:var(--spacing-6);display:inline-block;padding:var(--spacing-4);background:var(--color-gray-50);border-radius:var(--radius-2xl)}.use-case-content h2{font-size:var(--font-size-4xl);color:var(--color-gray-900);margin-bottom:var(--spacing-6);font-weight:800;letter-spacing:-.02em}.use-case-content p{font-size:1.25rem;color:var(--color-gray-600);margin-bottom:var(--spacing-8);line-height:1.6}.benefit-list{list-style:none;padding:0;margin-top:var(--spacing-6);display:grid;grid-template-columns:1fr;gap:var(--spacing-4)}.benefit-list li{font-weight:600;color:var(--color-gray-800);display:flex;align-items:center;gap:var(--spacing-3);padding:var(--spacing-3) var(--spacing-4);background:var(--color-gray-50);border-radius:var(--radius-lg);transition:all .3s ease}.benefit-list li:hover{background:var(--color-primary-light);color:var(--color-primary-dark);transform:translate(10px)}.use-case-image-placeholder{flex:1;position:relative}.placeholder-box{background:linear-gradient(135deg,#f6f8ff,#f1f4ff);height:450px;border-radius:var(--radius-3xl);display:flex;align-items:center;justify-content:center;color:var(--color-gray-400);border:1px solid var(--color-gray-200);box-shadow:0 20px 40px 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