:root{--color-bg:#faf8f3;--color-bg-subtle:#f3efe6;--color-main:#6f8f72;--color-main-dark:#5a7560;--color-main-light:#e8f0e9;--color-accent:#f2c766;--color-accent-light:#fdf5e0;--color-text:#333;--color-text-muted:#7a756c;--color-border:#e5e0d6;--color-danger:#b85c38;--color-danger-light:#faeae4;--color-danger-border:#e8c4b8;--color-warn-border:#ede0b8;--color-ok-border:#c5d8c7;--color-warning-text:#946b00;--color-white:#fff;--font-size-xs:12px;--font-size-sm:14px;--font-size-base:17px;--font-size-md:19px;--font-size-lg:22px;--font-size-xl:28px;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-full:9999px;--shadow-sm:0 1px 4px #3333330d;--shadow-md:0 4px 12px #33333312;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--tap-min:48px;--header-height:56px;--nav-height:64px;--safe-bottom:env(safe-area-inset-bottom,0px)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-size:var(--font-size-base);-webkit-text-size-adjust:100%}body{background-color:var(--color-bg);color:var(--color-text);overscroll-behavior:none;-webkit-font-smoothing:antialiased;min-height:100dvh;font-family:Hiragino Maru Gothic ProN,Hiragino Sans,Hiragino Kaku Gothic ProN,system-ui,-apple-system,sans-serif;line-height:1.55}#root{background-color:var(--color-bg);flex-direction:column;max-width:480px;min-height:100dvh;margin:0 auto;display:flex}h1,h2,h3{line-height:1.3}.pb-20{padding-bottom:calc(var(--nav-height) + 20px + var(--safe-bottom))}.px-4{padding-left:16px;padding-right:16px}.w-full{width:100%}.space-y-3>*+*{margin-top:12px}.space-y-4>*+*{margin-top:16px}.loading{text-align:center;color:var(--color-text-muted);font-size:var(--font-size-sm);padding:40px 16px}.page{flex:1;padding-bottom:0}.app-header{border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;padding:16px 16px 12px;display:flex}.app-header__text{flex:1;min-width:0}.app-header__title{font-size:var(--font-size-xl);color:var(--color-text);font-weight:700}.app-header__subtitle{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:2px}.app-header__action{flex-shrink:0;margin-left:12px}.bottom-nav{width:100%;max-width:480px;height:calc(var(--nav-height) + var(--safe-bottom));padding-bottom:var(--safe-bottom);background:var(--color-white);border-top:1px solid var(--color-border);z-index:100;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.bottom-nav__item{color:var(--color-text-muted);font-size:var(--font-size-xs);min-height:var(--tap-min);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:3px;text-decoration:none;transition:color .15s;display:flex}.bottom-nav__item--active{color:var(--color-main)}.bottom-nav__icon{font-size:22px;line-height:1}.bottom-nav__label{font-size:10px}.btn-primary{min-height:var(--tap-min);background:var(--color-main);color:var(--color-white);border-radius:var(--radius-md);font-size:var(--font-size-base);cursor:pointer;border:none;justify-content:center;align-items:center;padding:0 20px;font-weight:600;transition:background .15s;display:inline-flex}.btn-primary:hover{background:var(--color-main-dark)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{min-height:var(--tap-min);color:var(--color-main);border:1.5px solid var(--color-main);border-radius:var(--radius-md);font-size:var(--font-size-base);cursor:pointer;background:0 0;justify-content:center;align-items:center;padding:0 20px;font-weight:600;display:inline-flex}.btn-sm{min-height:36px;font-size:var(--font-size-sm);border-radius:var(--radius-sm);padding:0 14px}.btn-replace{background:var(--color-main);min-height:40px;color:var(--color-white);border-radius:var(--radius-sm);font-size:var(--font-size-sm);cursor:pointer;border:none;justify-content:center;align-items:center;padding:0 16px;font-weight:600;display:inline-flex}.btn-icon{min-height:40px;color:var(--color-text-muted);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:var(--font-size-sm);cursor:pointer;background:0 0;justify-content:center;align-items:center;padding:0 12px;display:inline-flex}.btn-danger-sm{min-height:36px;color:var(--color-danger);border:1px solid var(--color-danger-border);border-radius:var(--radius-sm);font-size:var(--font-size-sm);cursor:pointer;background:0 0;justify-content:center;align-self:flex-start;align-items:center;margin-top:4px;margin-left:16px;padding:0 12px;display:inline-flex}.form-input{width:100%;min-height:var(--tap-min);background:var(--color-white);border:1.5px solid var(--color-border);border-radius:var(--radius-sm);font-size:var(--font-size-base);color:var(--color-text);appearance:none;padding:10px 14px;font-family:inherit}.form-input:focus{border-color:var(--color-main);outline:none}.form-textarea{resize:vertical;min-height:72px}.form-group{flex-direction:column;gap:6px;display:flex}.form-body{flex-direction:column;gap:16px;display:flex}.form-label{font-size:var(--font-size-sm);color:var(--color-text);font-weight:600}.required{color:var(--color-danger);margin-left:2px}.radio-group{gap:16px;display:flex}.radio-label{font-size:var(--font-size-base);cursor:pointer;min-height:var(--tap-min);align-items:center;gap:6px;display:flex}.input-with-unit{align-items:center;gap:8px;display:flex}.input-with-unit .form-input{text-align:right;width:80px}.input-unit{font-size:var(--font-size-base);color:var(--color-text-muted)}.client-card{background:var(--color-white);border:1.5px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);margin:0 16px 8px;display:flex;overflow:hidden}.client-card--overdue{border-color:var(--color-danger-border);background:var(--color-danger-light)}.client-card--urgent{border-color:var(--color-danger-border)}.client-card--soon{border-color:var(--color-warn-border)}.client-card--ok,.client-card--none{border-color:var(--color-border)}.client-card__tab{flex-shrink:0;width:8px}.client-card__body{flex-direction:column;flex:1;gap:8px;min-width:0;padding:12px 14px;display:flex}.client-card__top{justify-content:space-between;align-items:flex-start;gap:8px;display:flex}.client-card__info{flex-direction:column;gap:2px;display:flex}.client-card__name{font-size:var(--font-size-md);color:var(--color-text);font-weight:700}.client-card__room{font-size:var(--font-size-sm);color:var(--color-text-muted)}.client-card__battery{flex-direction:column;align-items:flex-end;gap:2px;display:flex}.client-card__battery-label{font-size:var(--font-size-sm);color:var(--color-text);font-weight:600}.client-card__ear{font-size:var(--font-size-xs);color:var(--color-text-muted)}.client-card__next{justify-content:space-between;align-items:center;display:flex}.client-card__next-date{font-size:var(--font-size-base);font-weight:600}.client-card__next-date--overdue,.client-card__next-date--urgent{color:var(--color-danger)}.client-card__next-date--soon{color:var(--color-warning-text)}.client-card__next-date--ok{color:var(--color-main)}.client-card__next-date--none{color:var(--color-text-muted)}.client-card__no-record{font-size:var(--font-size-sm);color:var(--color-text-muted)}.client-card__avg{font-size:var(--font-size-xs);color:var(--color-text-muted)}.client-card__actions{gap:8px;display:flex}.home-section{margin-top:16px}.home-section__title{font-size:var(--font-size-sm);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;padding:0 16px 8px;font-weight:700}.home-section__title--danger{color:var(--color-danger)}.home-section__title--warn{color:var(--color-warning-text)}.client-list{padding:8px 0}.client-list__item{flex-direction:column;margin-bottom:4px;display:flex}.log-list{flex-direction:column;gap:8px;padding:8px 16px;display:flex}.log-item{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-md);flex-direction:column;gap:4px;padding:12px 14px;display:flex}.log-item__header{justify-content:space-between;align-items:center;display:flex}.log-item__name{font-size:var(--font-size-base);font-weight:700}.log-item__battery{font-size:var(--font-size-sm);color:var(--color-text-muted)}.log-item__dates{flex-direction:column;gap:2px;display:flex}.log-item__replaced{font-size:var(--font-size-sm);color:var(--color-text)}.log-item__next{font-size:var(--font-size-sm);color:var(--color-text-muted)}.log-item__memo{font-size:var(--font-size-sm);color:var(--color-text-muted);font-style:italic}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:60px 24px;display:flex}.empty-state__icon{font-size:48px;line-height:1}.empty-state__title{font-size:var(--font-size-md);color:var(--color-text);font-weight:700}.empty-state__description{font-size:var(--font-size-base);color:var(--color-text-muted);line-height:1.6}.empty-state__action{margin-top:8px}.modal-overlay{z-index:200;padding:0 0 var(--safe-bottom);background:#00000080;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.modal-card{background:var(--color-bg);border-radius:var(--radius-lg) var(--radius-lg) 0 0;flex-direction:column;gap:16px;width:100%;max-width:480px;max-height:90dvh;padding:24px 20px;display:flex;overflow-y:auto}.modal-title{font-size:var(--font-size-lg);color:var(--color-text);font-weight:700}.modal-desc{font-size:var(--font-size-base);color:var(--color-text-muted)}.modal-actions{justify-content:flex-end;gap:10px;padding-top:4px;display:flex}.settings-section{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-md);flex-direction:column;gap:10px;padding:16px;display:flex}.section-label{font-size:var(--font-size-sm);color:var(--color-text);text-transform:uppercase;letter-spacing:.05em;font-weight:700}.settings-desc{font-size:var(--font-size-sm);color:var(--color-text-muted);line-height:1.6}.sync-code-box{background:var(--color-bg-subtle);border-radius:var(--radius-sm);align-items:center;gap:10px;padding:10px 12px;display:flex;overflow:hidden}.sync-code-text{color:var(--color-text);word-break:break-all;flex:1;font-family:monospace;font-size:12px;overflow:hidden}.sync-code-copy{min-height:36px;font-size:var(--font-size-sm);flex-shrink:0;padding:0 12px}.settings-feedback{font-size:var(--font-size-sm);padding:4px 0}.settings-feedback--ok{color:var(--color-main)}.settings-feedback--err{color:var(--color-danger)}.howto-list{font-size:var(--font-size-sm);color:var(--color-text-muted);padding-left:20px;line-height:2}.onboarding-overlay{z-index:300;background:#0009;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.onboarding-card{background:var(--color-bg);border-radius:var(--radius-lg) var(--radius-lg) 0 0;padding:24px 24px calc(24px + var(--safe-bottom));flex-direction:column;justify-content:center;align-items:center;gap:12px;width:100%;max-width:480px;min-height:60dvh;display:flex;position:relative}.onboarding-minimize{color:var(--color-text-muted);cursor:pointer;min-height:var(--tap-min);min-width:var(--tap-min);background:0 0;border:none;justify-content:center;align-items:center;font-size:20px;display:flex;position:absolute;top:12px;left:16px}.onboarding-skip{font-size:var(--font-size-sm);color:var(--color-text-muted);cursor:pointer;min-height:var(--tap-min);min-width:var(--tap-min);background:0 0;border:none;justify-content:center;align-items:center;display:flex;position:absolute;top:12px;right:16px}.onboarding-icon{margin-bottom:4px;font-size:56px;line-height:1}.onboarding-title{font-size:var(--font-size-lg);color:var(--color-text);text-align:center;font-weight:700}.onboarding-body{font-size:var(--font-size-base);color:var(--color-text-muted);text-align:center;white-space:pre-line;line-height:1.7}.onboarding-dots{gap:6px;margin-top:4px;display:flex}.onboarding-dot{background:var(--color-border);border-radius:50%;width:8px;height:8px;transition:background .2s}.onboarding-dot--active{background:var(--color-main)}.onboarding-actions{justify-content:center;gap:10px;width:100%;margin-top:8px;display:flex}.onboarding-mini{bottom:calc(var(--nav-height) + 12px + var(--safe-bottom));background:var(--color-main);color:var(--color-white);border-radius:var(--radius-full);font-size:var(--font-size-sm);cursor:pointer;z-index:200;box-shadow:var(--shadow-md);border:none;align-items:center;gap:6px;padding:8px 16px;display:flex;position:fixed;right:16px}.replace-interval{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:4px}.avg-update-label{font-size:var(--font-size-base);color:var(--color-text);background:var(--color-accent-light);border:1px solid var(--color-warn-border);border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:10px;padding:10px 14px;display:flex}.avg-update-label input[type=checkbox]{cursor:pointer;flex-shrink:0;width:20px;height:20px}.log-item__footer{justify-content:flex-end;margin-top:4px;display:flex}.btn-log-delete{color:var(--color-danger);font-size:var(--font-size-xs);cursor:pointer;opacity:.7;background:0 0;border:none;min-height:32px;padding:4px 8px}.btn-log-delete:hover{opacity:1}