.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-family:var(--font-family-body);font-weight:500;border-radius:var(--radius-md);transition:all var(--transition-fast);border:2px solid transparent;cursor:pointer;position:relative}.btn:disabled{opacity:.6;cursor:not-allowed}.btn--primary{background-color:var(--color-primary);color:#fff}.btn--primary:hover:not(:disabled){background-color:#e67a00;transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn--secondary{background-color:var(--color-secondary);color:#fff}.btn--secondary:hover:not(:disabled){background-color:#000;transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn--outline{background-color:transparent;color:var(--color-primary);border-color:var(--color-primary)}.btn--outline:hover:not(:disabled){background-color:var(--color-primary-light)}.btn--ghost{background-color:transparent;color:var(--color-text);border-color:transparent}.btn--ghost:hover:not(:disabled){background-color:var(--color-primary-light)}.btn--sm{padding:.5rem 1rem;font-size:.875rem}.btn--md{padding:.75rem 1.5rem;font-size:1rem}.btn--lg{padding:1rem 2rem;font-size:1.125rem}.btn__spinner{width:1em;height:1em;border:2px solid currentColor;border-top-color:transparent;border-radius:50%;animation:volleyeye-spin .8s linear infinite}.btn__content--loading{opacity:.6}.landing{font-family:var(--font-family-heading)}.landing__hero{text-align:center;padding:4rem 1.5rem;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);color:#fff}.landing__logo{margin-bottom:1.5rem}.landing__title{font-size:3rem;margin-bottom:.5rem;font-family:var(--font-family-heading)}.landing__subtitle{font-size:1.25rem;margin-bottom:2rem;opacity:.9}.landing__section{padding:3rem 1.5rem;max-width:1200px;margin:0 auto}.landing__section--dark{background-color:var(--gray-100)}.landing__section-title{text-align:center;font-size:2rem;margin-bottom:2rem;color:var(--color-text)}.landing__steps{display:flex;justify-content:center;gap:3rem;flex-wrap:wrap}.landing__step{text-align:center;max-width:200px}.landing__step-icon{font-size:3rem;margin-bottom:1rem}.landing__features{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}.landing__feature-card{background-color:var(--color-surface);padding:1.5rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);text-align:center}.landing__plans{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap}.landing__plan{background-color:var(--color-surface);padding:2rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);text-align:center;min-width:250px}.landing__plan--pro{border:2px solid var(--color-primary)}.landing__plan h3{font-size:1.5rem;margin-bottom:.5rem}.landing__plan-price{font-size:2rem;font-weight:700;color:var(--color-primary);margin:1rem 0}.landing__plan-status{font-size:.875rem;color:var(--color-text-muted);font-style:italic}.landing__plan-features{list-style:none;padding:0;margin:1rem 0;text-align:left}.landing__plan-features li{padding:.25rem 0}.landing__testimonials{display:flex;gap:2rem;flex-wrap:wrap;justify-content:center}.landing__testimonial{background-color:var(--color-surface);padding:1.5rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);max-width:400px}.landing__testimonial-text{font-style:italic;margin-bottom:1rem}.landing__testimonial-author{text-align:right;color:var(--color-text-muted)}.landing__footer{background-color:var(--color-secondary);color:#fff;padding:2rem 1.5rem}.landing__footer-content{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto}.landing__footer-brand{display:flex;align-items:center;gap:.5rem}.landing__footer-links{display:flex;gap:1.5rem}.landing__footer-links a{color:var(--gray-300, #d1d5db);text-decoration:none}.landing__footer-links a:hover{color:#fff}.card{background-color:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);overflow:hidden}.card--hoverable{transition:transform var(--transition-normal),box-shadow var(--transition-normal)}.card--hoverable:hover{transform:scale(1.02);box-shadow:var(--shadow-lg)}.card__header{padding:1rem 1.25rem;border-bottom:1px solid var(--color-border)}.card__body{padding:1.25rem}.card__footer{padding:1rem 1.25rem;border-top:1px solid var(--color-border)}.card--skeleton{pointer-events:none}.card--skeleton .card__header,.card--skeleton .card__body,.card--skeleton .card__footer{animation:skeleton-pulse 1.5s ease-in-out infinite}@keyframes skeleton-pulse{0%{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;background-position:-200% 0}to{background-position:200% 0}}.progress-container{display:flex;align-items:center;gap:.75rem}.progress-label{font-size:.875rem;font-weight:500;min-width:max-content}.progress-track{flex:1;height:.5rem;background-color:var(--gray-100);border-radius:var(--radius-lg);overflow:hidden}.progress-bar{height:100%;border-radius:var(--radius-lg);transition:width var(--transition-normal)}.progress-bar--default{background-color:var(--color-primary)}.progress-bar--success{background-color:var(--color-success)}.progress-bar--warning{background-color:var(--color-warning)}.progress-bar--error{background-color:var(--color-error)}.progress-value{font-size:.875rem;font-weight:500;min-width:3rem;text-align:right}.badge{display:inline-flex;align-items:center;gap:.375rem;padding:.25rem .75rem;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500}.badge__icon{font-size:.75rem}.badge--solid{color:#fff}.badge--success.badge--solid{background-color:var(--color-success)}.badge--warning.badge--solid{background-color:var(--color-warning)}.badge--error.badge--solid{background-color:var(--color-error)}.badge--info.badge--solid{background-color:var(--color-info)}.badge--outline{background-color:transparent}.badge--success.badge--outline{color:var(--color-success);border:1px solid var(--color-success)}.badge--warning.badge--outline{color:var(--color-warning);border:1px solid var(--color-warning)}.badge--error.badge--outline{color:var(--color-error);border:1px solid var(--color-error)}.badge--info.badge--outline{color:var(--color-info);border:1px solid var(--color-info)}.dropdown{position:relative;display:inline-block}.dropdown__trigger{cursor:pointer}.dropdown__menu{position:absolute;top:100%;margin-top:.5rem;background-color:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:100;min-width:180px;padding:.5rem;animation:volleyeye-fade-in .2s ease-out}.dropdown__menu--left{left:0}.dropdown__menu--right{right:0}.dropdown__item{display:flex;align-items:center;gap:.5rem;width:100%;padding:.5rem .75rem;background:transparent;border:none;cursor:pointer;text-align:left;font-family:var(--font-family-body);color:var(--color-text);border-radius:var(--radius-sm)}.dropdown__item:hover{background-color:var(--color-primary-light)}.dropdown__icon{font-size:1rem}.tabs__list{display:flex;border-bottom:1px solid var(--color-border);gap:.25rem}.tabs__tab{padding:.75rem 1.25rem;background:transparent;border:none;border-bottom:3px solid transparent;cursor:pointer;font-family:var(--font-family-body);font-weight:500;color:var(--color-text-muted);transition:all var(--transition-fast)}.tabs__tab--active{color:var(--color-primary);border-bottom-color:var(--color-primary)}.tabs__tab:hover:not(.tabs__tab--active){color:var(--color-text);background-color:var(--color-primary-light)}.tabs__content{padding:1.25rem 0}.toast-container{position:fixed;top:1rem;right:1rem;z-index:1100;display:flex;flex-direction:column;gap:.5rem}.toast{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;border-radius:var(--radius-md);background-color:var(--color-surface);color:var(--color-text);box-shadow:var(--shadow-lg);min-width:250px;animation:volleyeye-slide-in-right .3s ease-out}.toast--success{border-left:4px solid var(--color-success)}.toast--error{border-left:4px solid var(--color-error)}.toast--warning{border-left:4px solid var(--color-warning)}.toast--info{border-left:4px solid var(--color-info)}.toast__icon{font-weight:700}.toast__message{flex:1}.toast__close{background:transparent;border:none;font-size:1.25rem;cursor:pointer;color:var(--color-text-muted);padding:0;opacity:0;transition:opacity var(--transition-fast)}.toast:hover .toast__close{opacity:1}.toast__close:hover{color:var(--color-text)}.avatar{position:relative;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background-color:var(--color-primary-light);color:var(--color-text);font-weight:600;overflow:hidden}.avatar--sm{width:2rem;height:2rem;font-size:.75rem}.avatar--md{width:2.5rem;height:2.5rem;font-size:.875rem}.avatar--lg{width:3rem;height:3rem;font-size:1rem}.avatar__image{width:100%;height:100%;object-fit:cover}.avatar__placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.avatar__status{position:absolute;bottom:0;right:0;width:.75rem;height:.75rem;border:2px solid var(--color-surface);border-radius:50%}.avatar__status--online{background-color:var(--color-success)}.avatar__status--offline{background-color:var(--gray-400, #9ca3af)}.avatar__status--busy{background-color:var(--color-warning)}.header{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1.5rem;background-color:var(--color-secondary);color:#fff;height:64px}.header--dashboard{background-color:var(--color-surface);color:var(--color-text);box-shadow:var(--shadow-sm)}.header__brand{display:flex;align-items:center;gap:.5rem;text-decoration:none;color:inherit;font-weight:600}.header__nav{display:flex;gap:1rem}.header__link{color:#cbd5e1;text-decoration:none}.header__link:hover{color:#fff}.header__user{cursor:pointer}.sidebar{width:240px;background-color:var(--color-secondary);color:#fff;display:flex;flex-direction:column;padding:1rem;height:calc(100vh - 64px)}.sidebar__header{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;margin-bottom:1rem;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar__nav{display:flex;flex-direction:column;gap:.25rem}.sidebar__link{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;color:#cbd5e1;text-decoration:none;border-radius:var(--radius-md);transition:all var(--transition-fast)}.sidebar__link:hover{background-color:#ffffff1a;color:#fff}.sidebar__link--active{background-color:var(--color-primary);color:#fff}.sidebar__icon{font-size:1.1rem}.dashboard-layout{display:flex;flex-direction:column;min-height:100vh}.dashboard-layout__content{display:flex;flex:1}.dashboard-layout__main{flex:1;padding:1.5rem;overflow-y:auto;background-color:var(--color-background)}:root{--color-primary: #FF8800;--color-secondary: #121212;--color-accent: #28A745;--color-serve: #800080;--color-pass: #FFD700;--color-set: #00BFFF;--color-attack: #FF4500;--color-block: #9ACD32;--color-dig: #008080;--color-free_ball: #C0C0C0;--color-tip: #FF1493;--color-team-a: #0055FF;--color-team-b: #FF3333;--gray-100: #F5F5F5;--gray-900: #212121;--color-background: var(--gray-100);--color-surface: #ffffff;--color-text: var(--gray-900);--color-text-muted: #64748b;--color-border: #e2e8f0;--color-error: #ef4444;--color-error-bg: #fee2e2;--color-success: #22c55e;--color-success-bg: #dcfce7;--color-warning: #f59e0b;--color-warning-bg: #fef9c3;--color-info: #06b6d4;--color-info-bg: #cffafe;--font-family-heading: "Tourney", -apple-system, BlinkMacSystemFont, sans-serif;--font-family-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-family-mono: "Space Mono", "Roboto Mono", monospace;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--transition-fast: .15s ease;--transition-normal: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family-body);background-color:var(--color-background);color:var(--color-text);line-height:1.6;min-height:100vh}#root{display:flex;flex-direction:column;min-height:100vh}.app-layout{display:flex;flex:1}.app-content{flex:1;padding:1.5rem;overflow-y:auto}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4,h5,h6{color:var(--color-text);font-weight:600;line-height:1.3;margin-bottom:.5rem;font-family:var(--font-family-heading)}h1{font-size:1.8rem}h2{font-size:1.5rem}h3{font-size:1.25rem}h4{font-size:1.1rem}button{font-family:inherit;cursor:pointer;transition:background-color var(--transition-fast),box-shadow var(--transition-fast)}button:disabled{opacity:.6;cursor:not-allowed}input[type=file].hidden-input{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.text-center{text-align:center}.text-muted{color:var(--color-text-muted)}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}@keyframes volleyeye-spin{to{transform:rotate(360deg)}}@keyframes volleyeye-fade-in{0%{opacity:0}to{opacity:1}}@keyframes volleyeye-slide-in-right{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes volleyeye-scale{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}