:root{--color-primary: #1a73e8;--color-primary-dark: #1557b0;--color-primary-light: #4285f4;--color-secondary: #34a853;--color-secondary-dark: #2d8e47;--color-text: #202124;--color-text-secondary: #5f6368;--color-text-tertiary: #80868b;--color-background: #ffffff;--color-background-secondary: #f8f9fa;--color-background-tertiary: #e8eaed;--color-border: #dadce0;--color-border-light: #e8eaed;--color-error: #d93025;--color-error-light: #fce8e6;--color-success: #1e8e3e;--color-success-light: #e6f4ea;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--spacing-3xl: 4rem;--font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;--font-family-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, "Courier New", 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: 2rem;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--transition-fast: .15s ease-in-out;--transition-normal: .25s ease-in-out;--transition-slow: .35s ease-in-out;--container-max-width: 1200px;--container-padding: var(--spacing-md);--z-dropdown: 1000;--z-sticky: 1020;--z-fixed: 1030;--z-modal: 1040;--z-popover: 1050;--z-tooltip: 1060}@media(prefers-color-scheme:dark){:root{--color-primary: #4285f4;--color-primary-dark: #5a95f5;--color-text: #e8eaed;--color-text-secondary: #9aa0a6;--color-text-tertiary: #80868b;--color-background: #202124;--color-background-secondary: #292a2d;--color-background-tertiary: #35363a;--color-border: #5f6368;--color-border-light: #4a4b4f}}.navigation{background-color:var(--color-background-secondary);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:var(--z-sticky)}.navigation .container{display:flex;align-items:center}.navigation__list{display:flex;list-style:none;gap:var(--spacing-lg);margin:0;padding:var(--spacing-md) 0;flex-wrap:wrap}.navigation__link{color:var(--color-text-secondary);text-decoration:none;font-weight:var(--font-weight-medium);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);transition:all var(--transition-fast);display:block}.navigation__link:hover{color:var(--color-primary);background-color:#1a73e81a}.navigation__link--active{color:var(--color-primary);background-color:#1a73e81a;font-weight:var(--font-weight-semibold)}@media(max-width:640px){.navigation__list{gap:var(--spacing-sm)}.navigation__link{padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-sm)}}.mode-toggle{display:flex;gap:0;background:var(--color-background-secondary);border-radius:var(--radius-md);padding:4px;border:2px solid var(--color-border)}.mode-toggle__option{flex:1;padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);font-family:var(--font-family-base);color:var(--color-text-secondary);background:transparent;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;text-align:center}.mode-toggle__option:hover:not(.mode-toggle__option--active){background:var(--color-background);color:var(--color-text)}.mode-toggle__option--active{background:var(--color-primary);color:#fff;box-shadow:var(--shadow-sm);font-weight:var(--font-weight-semibold)}.mode-toggle__option:focus{outline:none;box-shadow:0 0 0 2px #1a73e84d}@media(max-width:640px){.mode-toggle__option{white-space:normal;word-wrap:break-word;line-height:1.3}}.result-card{background:var(--color-background-secondary);border-radius:var(--radius-md);padding:var(--spacing-lg);border-left:4px solid var(--color-primary)}.result-card__title{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-md);color:var(--color-text)}.result-card__content{font-size:var(--font-size-base);color:var(--color-text-secondary)}.result-card__points{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-primary);margin:var(--spacing-sm) 0}.equivalencies-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--spacing-md);margin-top:var(--spacing-md)}.equivalency-item{background:var(--color-background);padding:var(--spacing-md);border-radius:var(--radius-sm);border:1px solid var(--color-border-light)}.equivalency-item__event{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-secondary);margin-bottom:var(--spacing-xs)}.equivalency-item__performance{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text);font-family:var(--font-family-mono)}@media(min-width:1024px){.equivalencies-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}}.history-section{margin-top:var(--spacing-2xl);padding:var(--spacing-lg);background:var(--color-background);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.history-header{margin-bottom:var(--spacing-md)}.history-header h3{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text);margin:0}.history-table-container{overflow-x:auto;border-radius:var(--radius-sm)}.history-table{width:100%;border-collapse:collapse;background:var(--color-background-secondary);font-size:var(--font-size-sm)}.history-table thead{background:var(--color-background);border-bottom:2px solid var(--color-border)}.history-table th{padding:var(--spacing-sm) var(--spacing-md);text-align:left;font-weight:var(--font-weight-semibold);color:var(--color-text-secondary);text-transform:uppercase;font-size:var(--font-size-xs);letter-spacing:.5px}.history-table th:last-child{width:40px}.history-row{border-bottom:1px solid var(--color-border-light);cursor:move;transition:background-color var(--transition-fast)}.history-row:hover{background:#1a73e80d}.history-row.dragging{opacity:.5}.history-row.drag-over{border-top:2px solid var(--color-primary)}.history-row td{padding:var(--spacing-md);color:var(--color-text)}.history-row__performance{font-family:var(--font-family-mono)}.history-row__score{font-weight:var(--font-weight-medium)}.history-delete-btn{background:transparent;border:none;color:var(--color-text-tertiary);font-size:var(--font-size-xl);cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:all var(--transition-fast)}.history-delete-btn:hover{background:#f443361a;color:#f44336}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideOut{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(20px)}}.history-row--adding{animation:slideIn .2s ease-out}.history-row--removing{animation:slideOut .2s ease-out}@media(max-width:640px){.history-table{font-size:var(--font-size-xs)}.history-table td,.history-table th{padding:var(--spacing-sm)}}.clear-all-container{display:flex;justify-content:center;margin-top:var(--spacing-lg, 1.5rem);padding-top:var(--spacing-md, 1rem)}.clear-all-btn{background:var(--color-primary-dark, #1557b0);color:#fff;border:none;padding:var(--spacing-sm, .5rem) var(--spacing-lg, 1.5rem);transition:all .2s ease;width:auto;min-width:120px}.clear-all-btn:hover{background:var(--color-primary, #1a73e8);transform:translateY(-1px);box-shadow:var(--shadow-md, 0 4px 6px rgba(0, 0, 0, .1))}.calculator__form{margin-top:var(--spacing-lg, 1.5rem)}.progress-indicator{text-align:center;font-size:var(--font-size-lg, 1.125rem);color:var(--color-text-secondary, #666);font-weight:var(--font-weight-semibold, 600);margin-bottom:var(--spacing-lg, 1.5rem);padding:var(--spacing-md, 1rem);background:var(--color-background-secondary, #f8f9fa);border-radius:var(--border-radius-md, .5rem)}.days-container{display:flex;flex-direction:column;gap:var(--spacing-lg, 1.5rem);margin-top:var(--spacing-lg, 1.5rem)}@media(min-width:640px){.days-container{flex-direction:row;align-items:flex-start}}.day-section{flex:1;border:1px solid var(--color-border, #dee2e6);border-radius:var(--border-radius-md, .5rem);padding:var(--spacing-md, 1rem);background:var(--color-background, #fff)}.day-section__header{font-weight:var(--font-weight-semibold, 600);font-size:var(--font-size-lg, 1.125rem);color:var(--color-text, #212529);margin-bottom:var(--spacing-md, 1rem);padding-bottom:var(--spacing-sm, .5rem);border-bottom:2px solid var(--color-primary, #1a73e8)}@media(max-width:639px){.day-section details{border:none}.day-section details summary{cursor:pointer;list-style:none;-webkit-user-select:none;user-select:none;padding:var(--spacing-sm, .5rem);margin:calc(-1 * var(--spacing-sm, .5rem));margin-bottom:var(--spacing-sm, .5rem);border-radius:var(--border-radius-sm, .25rem);transition:background-color .2s ease}.day-section details summary::-webkit-details-marker{display:none}.day-section details summary:before{content:"▶ ";display:inline-block;transition:transform .2s ease}.day-section details[open] summary:before{transform:rotate(90deg)}.day-section details summary:hover{background:var(--color-background-secondary, #f8f9fa)}}.day-section__content{display:flex;flex-direction:column;gap:var(--spacing-md, 1rem)}.event-input-group{display:flex;flex-direction:column;gap:var(--spacing-xs, .25rem)}.event-input-group label{font-weight:var(--font-weight-medium, 500);font-size:var(--font-size-sm, .875rem);color:var(--color-text, #212529);margin-bottom:var(--spacing-xs, .25rem)}.input-with-controls{display:flex;flex-direction:column;gap:var(--spacing-sm, .5rem)}@media(min-width:480px){.input-with-controls{flex-direction:row;align-items:center}}.event-performance-input{flex:1;min-width:0}.hand-timing-wrapper{display:flex;align-items:center;gap:var(--spacing-xs, .25rem);white-space:nowrap}.hand-timing-checkbox{cursor:pointer;width:1.125rem;height:1.125rem;margin:0}.hand-timing-label{cursor:pointer;font-size:var(--font-size-sm, .875rem);color:var(--color-text-secondary, #666);margin:0;-webkit-user-select:none;user-select:none}.event-score{font-size:var(--font-size-sm, .875rem);color:var(--color-text-secondary, #666);min-height:1.25rem;font-style:italic}.event-score.has-value{color:var(--color-primary, #1a73e8);font-weight:var(--font-weight-semibold, 600);font-style:normal}.input-error{border-color:var(--color-error, #dc3545)!important;background-color:#dc35450d}.input-error:focus{outline-color:var(--color-error, #dc3545);box-shadow:0 0 0 3px #dc35451a}.running-totals{margin-top:var(--spacing-xl, 2rem);padding-top:var(--spacing-lg, 1.5rem);border-top:2px solid var(--color-border, #dee2e6)}.running-totals h4{font-size:var(--font-size-lg, 1.125rem);font-weight:var(--font-weight-semibold, 600);color:var(--color-text, #212529);margin-bottom:var(--spacing-md, 1rem)}.running-totals-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--spacing-sm, .5rem)}.running-total-item{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm, .5rem);background:var(--color-background-secondary, #f8f9fa);border-radius:var(--border-radius-sm, .25rem);font-size:var(--font-size-sm, .875rem)}.running-total-label{color:var(--color-text-secondary, #666);font-weight:var(--font-weight-medium, 500)}.running-total-value{color:var(--color-primary, #1a73e8);font-weight:var(--font-weight-semibold, 600)}.calculator__results .result-card__points{font-size:var(--font-size-3xl, 2.25rem);font-weight:var(--font-weight-bold, 700);color:var(--color-primary, #1a73e8);margin:var(--spacing-md, 1rem) 0}.calculator__results .points-value{display:block;font-size:3rem;line-height:1}.calculator__results .points-label{display:block;font-size:var(--font-size-lg, 1.125rem);font-weight:var(--font-weight-normal, 400);color:var(--color-text-secondary, #666);margin-top:var(--spacing-xs, .25rem)}.event-scores-summary{margin-top:var(--spacing-md, 1rem)}.event-scores-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--spacing-sm, .5rem)}.event-score-item{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm, .5rem);background:var(--color-background-secondary, #f8f9fa);border-radius:var(--border-radius-sm, .25rem);font-size:var(--font-size-sm, .875rem)}.event-score-name{color:var(--color-text, #212529);font-weight:var(--font-weight-medium, 500)}.event-score-points{color:var(--color-primary, #1a73e8);font-weight:var(--font-weight-semibold, 600)}@media(prefers-color-scheme:dark){.day-section{background:var(--color-background-dark, #1a1a1a);border-color:var(--color-border-dark, #444)}.progress-indicator{background:var(--color-background-secondary-dark, #2a2a2a);color:var(--color-text-secondary-dark, #aaa)}.day-section__header{color:var(--color-text-dark, #f8f9fa);border-bottom-color:var(--color-primary-dark, #4a9eff)}.event-input-group label{color:var(--color-text-dark, #f8f9fa)}.hand-timing-label,.event-score{color:var(--color-text-secondary-dark, #aaa)}.event-score.has-value{color:var(--color-primary-dark, #4a9eff)}.running-totals{border-top-color:var(--color-border-dark, #444)}.running-totals h4{color:var(--color-text-dark, #f8f9fa)}.running-total-item{background:var(--color-background-secondary-dark, #2a2a2a)}.running-total-label{color:var(--color-text-secondary-dark, #aaa)}.running-total-value,.calculator__results .result-card__points{color:var(--color-primary-dark, #4a9eff)}.calculator__results .points-label{color:var(--color-text-secondary-dark, #aaa)}.event-score-item{background:var(--color-background-secondary-dark, #2a2a2a)}.event-score-name{color:var(--color-text-dark, #f8f9fa)}.event-score-points{color:var(--color-primary-dark, #4a9eff)}.day-section details summary:hover{background:var(--color-background-secondary-dark, #2a2a2a)}.clear-all-btn{background:var(--color-primary, #1a73e8)}.clear-all-btn:hover{background:var(--color-primary-dark, #4a9eff)}}.calculator__controls>.form-group:first-child{margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-lg);border-bottom:2px solid var(--color-border-light)}.calculator__controls>.form-group:first-child label{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--spacing-md)}.mode-controls{display:flex;flex-direction:column;gap:var(--spacing-lg);width:100%}.form-group--button{margin-top:var(--spacing-xl);padding-top:var(--spacing-md)}@media(min-width:640px){.calculator__controls>.form-group:first-child{grid-column:1 / -1}.mode-controls{grid-column:1 / -1;display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-lg)}.form-group--button{grid-column:1 / -1;margin-top:var(--spacing-2xl)}}*,*: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-base);font-size:var(--font-size-base);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-background);min-height:100vh;display:flex;flex-direction:column}.container{max-width:var(--container-max-width);margin:0 auto;padding:0 var(--container-padding);width:100%}.header{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:#fff;padding:var(--spacing-xl) 0;box-shadow:var(--shadow-md)}.header__title{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);margin-bottom:var(--spacing-sm)}.header__subtitle{font-size:var(--font-size-lg);opacity:.95;font-weight:var(--font-weight-normal)}.main{flex:1;padding:var(--spacing-2xl) 0}.calculator{background:var(--color-background);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--spacing-xl);margin-bottom:var(--spacing-xl)}.calculator__header{margin-bottom:var(--spacing-xl)}.calculator__header h2{font-size:var(--font-size-2xl);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-sm);color:var(--color-text)}.calculator__description{font-size:var(--font-size-base);color:var(--color-text-secondary)}.calculator__controls{display:flex;flex-direction:column;gap:var(--spacing-lg)}.form-group{display:flex;flex-direction:column;gap:var(--spacing-sm)}.form-group label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text)}.form-select,.form-input{padding:var(--spacing-md);font-size:var(--font-size-base);font-family:var(--font-family-base);color:var(--color-text);background:var(--color-background);border:2px solid var(--color-border);border-radius:var(--radius-md);transition:border-color var(--transition-fast);width:100%}.form-select:hover:not(:disabled),.form-input:hover:not(:disabled){border-color:var(--color-primary-light)}.form-select:focus,.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #1a73e81a}.form-select:disabled,.form-input:disabled{background-color:var(--color-background-secondary);color:var(--color-text-tertiary);cursor:not-allowed}.form-input.input-error{border-color:var(--color-error);background-color:#dc26260d}.form-input.input-error:focus{border-color:var(--color-error);box-shadow:0 0 0 3px #dc26261a}.form-help{font-size:var(--font-size-xs);color:var(--color-text-tertiary)}.event-selector{position:relative;width:100%}.event-trigger{width:100%;text-align:left;cursor:pointer;display:flex;align-items:center;justify-content:space-between;background:var(--color-background)}.event-trigger:disabled{cursor:not-allowed;opacity:.6}.event-trigger:not(:disabled):hover{border-color:var(--color-primary)}.event-trigger:not(:disabled):active{background:var(--color-background-secondary)}.event-trigger__text{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.event-dropdown{position:absolute;top:100%;left:0;right:0;max-height:400px;background:var(--color-background);border:2px solid var(--color-primary);border-top:none;border-radius:0 0 var(--radius-md) var(--radius-md);box-shadow:var(--shadow-lg);z-index:100;margin-top:-2px;display:flex;flex-direction:column}.event-dropdown__search-container{position:sticky;top:0;z-index:10;background:var(--color-background);border-bottom:2px solid var(--color-border-light);padding:var(--spacing-sm)}.event-dropdown__search{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-sm);font-family:var(--font-family-base);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-background);color:var(--color-text);transition:border-color var(--transition-fast)}.event-dropdown__search:focus{outline:none;border-color:var(--color-primary)}.event-dropdown__list{overflow-y:auto;flex:1}.event-dropdown__category{font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.5px;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-background-secondary);border-top:1px solid var(--color-border-light);position:sticky;top:0;z-index:1}.event-dropdown__category:first-child{border-top:none}.event-dropdown__item{padding:var(--spacing-md);cursor:pointer;transition:background-color var(--transition-fast);font-size:var(--font-size-base);color:var(--color-text);border-left:3px solid transparent}.event-dropdown__item:hover{background:var(--color-background-secondary);border-left-color:var(--color-primary)}.event-dropdown__item--selected{background:#1a73e81a;font-weight:var(--font-weight-medium)}.event-dropdown__empty{padding:var(--spacing-lg);text-align:center;color:var(--color-text-tertiary);font-size:var(--font-size-sm)}.event-dropdown__list::-webkit-scrollbar{width:8px}.event-dropdown__list::-webkit-scrollbar-track{background:var(--color-background-secondary)}.event-dropdown__list::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}.event-dropdown__list::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}.hand-timing-checkbox{margin-top:var(--spacing-sm)}.checkbox-label{display:inline-flex;align-items:center;gap:var(--spacing-sm);font-size:var(--font-size-sm);font-weight:var(--font-weight-normal);color:var(--color-text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none}.checkbox-label input[type=checkbox]{width:18px;height:18px;cursor:pointer;accent-color:var(--color-primary)}.btn{padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);font-family:var(--font-family-base);border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);display:inline-flex;align-items:center;justify-content:center;text-decoration:none}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--color-primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.calculator__results{margin-top:var(--spacing-xl);padding-top:var(--spacing-xl);border-top:2px solid var(--color-border-light)}.results-header h3{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-lg);color:var(--color-text)}.results-content{display:flex;flex-direction:column;gap:var(--spacing-lg)}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl);gap:var(--spacing-md)}.loading__spinner{width:40px;height:40px;border:4px solid var(--color-border-light);border-top-color:var(--color-primary);border-radius:var(--radius-full);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-message{background:var(--color-error-light);color:var(--color-error);padding:var(--spacing-lg);border-radius:var(--radius-md);border-left:4px solid var(--color-error);margin-top:var(--spacing-lg)}.info-section{background:var(--color-background-secondary);border-radius:var(--radius-lg);padding:var(--spacing-xl);margin-bottom:var(--spacing-xl)}.info-section h3{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-md);color:var(--color-text)}.info-section p{margin-bottom:var(--spacing-md);color:var(--color-text-secondary);line-height:var(--line-height-relaxed)}.info-section ul{list-style:none;padding-left:0}.info-section li{padding-left:var(--spacing-lg);margin-bottom:var(--spacing-sm);color:var(--color-text-secondary);position:relative}.info-section li:before{content:"•";position:absolute;left:0;font-weight:var(--font-weight-bold)}.info-section a{color:var(--color-primary);text-decoration:none;font-weight:var(--font-weight-medium);transition:color var(--transition-fast)}.info-section a:hover{color:var(--color-primary-dark);text-decoration:underline}.footer{background:var(--color-background-secondary);padding:var(--spacing-xl) 0;border-top:1px solid var(--color-border);text-align:center;margin-top:auto}.footer p{color:var(--color-text-secondary);font-size:var(--font-size-sm);margin-bottom:var(--spacing-sm)}.footer__links a{color:var(--color-primary);text-decoration:none;font-weight:var(--font-weight-medium);transition:color var(--transition-fast)}.footer__links a:hover{color:var(--color-primary-dark);text-decoration:underline}.hidden{display:none!important}@media(min-width:640px){.calculator__controls{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-lg)}.form-group:last-of-type,.btn{grid-column:1 / -1}}@media(min-width:768px){.header__title{font-size:var(--font-size-3xl)}.container{padding:0 var(--spacing-xl)}}