:root{--background:#f7f4ef;--foreground:#24211f;--muted:#746d66;--line:#ddd5ca;--surface:#fffdf8;--primary:#2e7668;--primary-dark:#21584e;--accent:#d88c45}*{box-sizing:border-box}html{min-width:320px}body,html{background:var(--background)}body{min-height:100vh;margin:0;color:var(--foreground);font-family:Arial,Hiragino Sans,Yu Gothic,sans-serif}a{color:inherit;text-decoration:none}.app-shell{min-height:100vh}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:10;border-bottom:1px solid var(--line);background:rgba(255,253,248,.94);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.site-nav{display:flex;align-items:center;justify-content:space-between;gap:24px;width:min(1120px,calc(100% - 32px));min-height:64px;margin:0 auto}.brand{font-weight:700}.nav-links{display:flex;flex-wrap:wrap;align-items:center;gap:16px;color:var(--muted);font-size:.92rem}.nav-login-name{max-width:min(180px,35vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nav-logout-button{min-height:40px;border:1px solid var(--line);border-radius:8px;padding:0 12px;color:var(--foreground);background:#ffffff;font:inherit;cursor:pointer}.nav-logout-button:focus-visible{outline:3px solid var(--primary);outline-offset:2px}.nav-logout-button:disabled{opacity:.6;cursor:wait}.nav-logout-error{width:min(1120px,calc(100% - 32px));margin:0 auto;padding-bottom:12px;color:#8a2f26}.page-stack{display:grid;grid-gap:32px;gap:32px;width:min(1120px,calc(100% - 32px));margin:0 auto;padding:40px 0 64px}.hero-band{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(280px,.6fr);grid-gap:32px;gap:32px;align-items:stretch}.hero-copy{display:flex;min-height:360px;flex-direction:column;justify-content:center;padding:48px 0}.eyebrow{margin:0 0 12px;color:var(--primary);font-size:.78rem;font-weight:700;text-transform:uppercase}h1,h2,h3,p{margin-top:0}h1{max-width:760px;margin-bottom:18px;font-size:1.5rem;line-height:1.3}h2{margin-bottom:12px;font-size:1.35rem}.reservation-page-title{margin-bottom:12px;font-size:1.5rem;line-height:1.3}h3{margin-bottom:10px;font-size:1.05rem}p{color:var(--muted);line-height:1.75}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:12px}.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-radius:8px;padding:0 16px;font-weight:700}.primary-button{color:#ffffff;background:var(--primary)}.secondary-button{border:1px solid var(--line);color:var(--primary-dark);background:var(--surface)}.feature-card,.lesson-row,.status-panel{border:1px solid var(--line);border-radius:8px;background:var(--surface)}.status-panel{display:grid;align-content:center;grid-gap:16px;gap:16px;padding:24px}.metric{display:grid;grid-gap:6px;gap:6px;border-bottom:1px solid var(--line);padding-bottom:16px}.metric:last-child{border-bottom:0;padding-bottom:0}.metric span{color:var(--muted);font-size:.9rem}.metric strong{font-size:1.45rem}.content-band{display:grid;grid-gap:20px;gap:20px}.section-heading{max-width:720px}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:16px;gap:16px}.feature-card{padding:20px}.lesson-feature{display:grid;grid-gap:18px;gap:18px;align-content:space-between}.lesson-feature time{color:var(--accent);font-weight:700}.lesson-feature-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px}.date-pager{display:grid;grid-template-columns:auto minmax(0,1fr) auto;grid-gap:12px;gap:12px;align-items:center;border:1px solid var(--line);border-radius:8px;padding:14px;background:var(--surface)}.date-pager div{display:grid;grid-gap:4px;gap:4px;justify-items:center;text-align:center}.date-pager span,.detail-list dt{color:var(--muted);font-size:.84rem}.date-pager strong{font-size:1.15rem}.lesson-list{display:grid;grid-gap:12px;gap:12px}.lesson-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px}.lesson-row time{color:var(--accent);font-weight:700}.lesson-row h2{margin:6px 0}.lesson-row p{margin-bottom:0}.lesson-action{min-width:112px;justify-items:end;color:var(--primary-dark);font-weight:700}.empty-state,.lesson-action{display:grid;grid-gap:10px;gap:10px}.empty-state{justify-items:start;border:1px solid var(--line);border-radius:8px;padding:22px;background:var(--surface)}.empty-state h2,.empty-state h3,.empty-state p{margin-bottom:0}.lesson-detail-heading{display:grid;grid-template-columns:minmax(0,1fr) minmax(180px,auto);grid-gap:20px;gap:20px;align-items:start}.lesson-detail-heading p:last-child{margin-bottom:0}.lesson-detail-status{display:grid;grid-gap:10px;gap:10px;justify-items:end;border:1px solid var(--line);border-radius:8px;padding:16px;background:var(--surface)}.lesson-detail-status strong{font-size:1.3rem}.lesson-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:16px;gap:16px}.detail-list{display:grid;grid-gap:12px;gap:12px;margin:0}.detail-list div{border-bottom:1px solid var(--line);padding-bottom:10px}.detail-list div:last-child{border-bottom:0;padding-bottom:0}.detail-list dd{margin:4px 0 0;font-weight:700}.plain-list{display:grid;grid-gap:8px;gap:8px;margin:0;padding-left:20px;color:var(--muted);line-height:1.7}.detail-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;justify-content:flex-end}.detail-actions .form-note{flex:1 1 260px}.auth-layout{display:grid;justify-items:center}.auth-panel{display:grid;grid-gap:18px;gap:18px;width:min(520px,100%);border:1px solid var(--line);border-radius:8px;padding:28px;background:var(--surface)}.admin-auth-layout .auth-panel{border-top:4px solid var(--primary-dark)}.auth-form{display:grid;grid-gap:16px;gap:16px}.auth-form label{display:grid;grid-gap:8px;gap:8px;color:var(--foreground);font-weight:700}.auth-form input{min-height:44px;width:100%;border:1px solid var(--line);border-radius:8px;padding:0 12px;color:var(--foreground);background:#ffffff;font:inherit}.auth-form input:focus{border-color:var(--primary);outline:3px solid rgba(46,118,104,.16)}.checkbox-row{display:flex!important;grid-template-columns:auto 1fr;align-items:center;gap:10px!important;font-weight:400!important}.checkbox-row input{min-height:auto;width:auto}.auth-links{display:flex;flex-wrap:wrap;gap:12px 18px;color:var(--primary-dark);font-weight:700}.error-message,.form-note,.success-message{margin:0;border-radius:8px;padding:12px 14px}.error-message{border:1px solid #e0a7a0;color:#8a2f26;background:#fff2f0}.success-message{border:1px solid #a8d4c5;color:#20574d;background:#effaf5}.form-note{border:1px solid var(--line);color:var(--muted);background:#ffffff}.reservation-number{margin-bottom:0;color:var(--primary-dark);font-size:1.6rem;font-weight:700;line-height:1.3}.reservation-list{display:grid;grid-gap:14px;gap:14px}.reservation-card{display:grid;grid-gap:16px;gap:16px}.reservation-card-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.reservation-card-heading h2{margin:8px 0 4px}.reservation-card-heading p{margin-bottom:0}.reservation-tabs{display:flex;flex-wrap:wrap;gap:10px}.auth-empty-state{display:grid;grid-gap:14px;gap:14px;justify-items:start}.auth-option-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:16px;gap:16px}button.primary-button,button.secondary-button{border:0;cursor:pointer;font:inherit}button.secondary-button{border:1px solid var(--line)}.primary-button:disabled,.secondary-button:disabled,button:disabled{cursor:not-allowed;opacity:.6}.admin-layout{display:grid;grid-template-columns:196px minmax(0,1fr);grid-gap:24px;gap:24px;align-items:start}.admin-side-nav{position:-webkit-sticky;position:sticky;top:88px;display:grid;grid-gap:20px;gap:20px;border:1px solid var(--line);border-radius:8px;padding:16px;background:var(--surface)}.admin-logo{display:grid;grid-gap:4px;gap:4px;color:var(--primary-dark)}.admin-logo span{color:var(--muted);font-size:.76rem;font-weight:700;letter-spacing:0}.admin-menu{display:grid;grid-gap:8px;gap:8px}.admin-menu a{display:flex;align-items:center;gap:10px;min-height:42px;border:1px solid transparent;border-radius:8px;padding:0 10px;color:var(--primary-dark);font-weight:700}.admin-menu a[aria-current=page]{border-color:#bfd8cf;background:#ecf7f2}.admin-menu span{color:var(--muted);font-size:.78rem}.admin-main{display:grid;grid-gap:20px;gap:20px;min-width:0}.admin-actions,.admin-heading,.admin-section-heading,.table-actions{display:flex;align-items:center;gap:12px}.admin-heading{justify-content:space-between}.admin-heading h1{margin-bottom:12px;font-size:clamp(2rem,4vw,3rem)}.admin-heading p:last-child{margin-bottom:0}.admin-card-grid,.admin-filter-bar,.admin-form-grid,.admin-stat-grid{display:grid;grid-gap:14px;gap:14px}.admin-stat-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.admin-card,.admin-form,.admin-section,.admin-stat{border:1px solid var(--line);border-radius:8px;background:var(--surface)}.admin-stat{display:grid;grid-gap:8px;gap:8px;padding:18px}.admin-count,.admin-stat span,.member-detail-grid dt,.member-list-item small,.table-subtext{color:var(--muted);font-size:.84rem}.admin-stat strong{font-size:1.6rem}.admin-card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.admin-card{display:grid;grid-gap:12px;gap:12px;justify-items:start;padding:18px}.admin-form,.admin-section{display:grid;grid-gap:16px;gap:16px;padding:18px}.admin-section-heading{justify-content:space-between}.admin-card h2,.admin-card p,.admin-section-heading h2,.admin-section-heading h3{margin-bottom:0}.admin-form-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.admin-filter-bar label,.admin-form label,.admin-search{display:grid;grid-gap:8px;gap:8px;color:var(--foreground);font-weight:700}.admin-filter-bar select,.admin-form input,.admin-form select,.admin-form textarea,.admin-search input,.admin-table select{min-height:42px;width:100%;border:1px solid var(--line);border-radius:8px;padding:0 10px;color:var(--foreground);background:#ffffff;font:inherit}.admin-form textarea{padding:10px;resize:vertical}.admin-filter-bar select:focus,.admin-form input:focus,.admin-form select:focus,.admin-form textarea:focus,.admin-search input:focus,.admin-table select:focus{border-color:var(--primary);outline:3px solid rgba(46,118,104,.16)}.admin-checkbox{align-content:center;min-height:42px}.input-with-unit{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:8px;gap:8px;align-items:center;color:var(--muted);font-weight:700}.admin-actions{flex-wrap:wrap}.admin-filter-bar{grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:8px;padding:16px;background:#fffdf8}.admin-table-wrap{overflow-x:auto}.admin-table{width:100%;min-width:760px;border-collapse:collapse}.admin-table td,.admin-table th{border-bottom:1px solid var(--line);padding:12px 10px;text-align:left;vertical-align:top}.admin-table th{color:var(--muted);font-size:.82rem}.admin-table tr:last-child td{border-bottom:0}.table-subtext{display:block;margin-top:4px}.status-pill{display:inline-flex;align-items:center;min-height:26px;border:1px solid var(--line);border-radius:8px;padding:0 8px;color:var(--primary-dark);background:#ffffff;font-size:.82rem;font-weight:700}.status-pill+.status-pill{margin-left:6px}.status-pill.success{border-color:#abd6c7;color:#20574d;background:#effaf5}.status-pill.danger{border-color:#e0a7a0;color:#8a2f26;background:#fff2f0}.status-pill.warning{border-color:#e0c27d;color:#684b11;background:#fff7df}.status-pill.available{border-color:#abd6c7;color:#20574d;background:#effaf5}.status-pill.cancelled,.status-pill.full{border-color:#e0a7a0;color:#8a2f26;background:#fff2f0}.status-pill.closed,.status-pill.private{border-color:#e0c27d;color:#684b11;background:#fff7df}.danger-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border:1px solid #e0a7a0;border-radius:8px;padding:0 16px;color:#8a2f26;background:#fff2f0;cursor:pointer;font:inherit;font-weight:700}.danger-button:disabled{cursor:not-allowed;opacity:.6}.table-actions{flex-wrap:wrap;align-items:flex-start}.table-actions .danger-button,.table-actions .secondary-button{min-height:34px;padding:0 10px;font-size:.84rem}.admin-two-column{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);grid-gap:18px;gap:18px;align-items:start}.member-list{display:grid;grid-gap:10px;gap:10px}.member-list-item{display:grid;grid-template-columns:minmax(0,1fr) auto auto;grid-gap:10px;gap:10px;align-items:center;width:100%;border:1px solid var(--line);border-radius:8px;padding:12px;text-align:left;background:#ffffff;cursor:pointer;font:inherit}.member-list-item.active{border-color:#bfd8cf;background:#ecf7f2}.member-list-item span:first-child{display:grid;grid-gap:4px;gap:4px;min-width:0}.member-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px;margin:0}.member-detail-grid div{border-bottom:1px solid var(--line);padding-bottom:10px}.member-detail-grid dd{margin:4px 0 0;font-weight:700}.admin-form.compact{border:0;padding:0}.nested-lite{display:grid;grid-gap:12px;gap:12px}.compact-table{min-width:560px}@media (max-width:760px){.detail-actions,.hero-band,.lesson-detail-heading,.lesson-row,.reservation-card-heading,.site-nav{align-items:stretch;flex-direction:column}.detail-actions .form-note{flex:0 1 auto}.site-nav{gap:8px;padding:12px 0}.site-header{position:static}.nav-links{width:100%;gap:8px 12px;justify-content:space-between}.nav-links>a{min-height:44px;padding:12px 0}.page-stack{padding-top:24px}.admin-card-grid,.admin-filter-bar,.admin-form-grid,.admin-layout,.admin-stat-grid,.admin-two-column,.auth-option-grid,.feature-grid,.hero-band,.lesson-detail-grid,.lesson-detail-heading,.member-detail-grid{grid-template-columns:1fr}.admin-side-nav{position:static}.admin-heading,.admin-section-heading{align-items:flex-start;flex-direction:column}.hero-copy{min-height:auto;padding:24px 0 0}.lesson-action,.lesson-detail-status{justify-items:start}.date-pager{grid-template-columns:1fr}}.booking-page{min-height:calc(100vh - 64px);width:min(448px,100%);margin:0 auto;color:#171717;background:#fafafa}.booking-page-header{position:-webkit-sticky;position:sticky;top:64px;z-index:5;display:flex;align-items:center;justify-content:space-between;height:48px;border-bottom:1px solid #e5e5e5;padding:0 16px;background:rgba(255,255,255,.94);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.booking-date-pager small,.booking-menu-card small,.booking-page-header span,.booking-slot-card small,.booking-summary small{color:#737373;font-size:.75rem}.booking-page-content{display:grid;grid-gap:20px;gap:20px;padding:16px 16px 64px}.booking-week-selector{display:grid;grid-gap:12px;gap:12px}.booking-week-days{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));grid-gap:4px;gap:4px}.booking-outside-month,.booking-week-days a{display:grid;justify-items:center;grid-gap:6px;gap:6px;min-width:0;padding:10px 0;border:1px solid #e5e5e5;border-radius:10px;background:#fff;font-size:.75rem;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.booking-week-days time{font-weight:700}.booking-date-pager a,.booking-week-days a{position:relative}.booking-date-pending{position:absolute;inset:0;display:grid;place-items:center;border-radius:inherit;background:#171717;color:#fff;font-size:.65rem}.booking-day-status{font-size:.65rem;line-height:1.2}.booking-month-note{margin:0;font-size:.75rem;color:#737373;text-align:center}.booking-outside-month,.booking-week-disabled{color:#737373;background:#f0f0f0}.booking-week-disabled{border:1px solid #e5e5e5;border-radius:12px;padding:10px 0;font-size:.8rem;text-align:center}.booking-week-days a.is-closed{background:#f0f0f0;color:#737373;border-style:dashed}.booking-closed-day{display:grid;grid-gap:8px;gap:8px;padding:32px 16px;border:1px solid #e5e5e5;border-radius:20px;background:#fff;text-align:center}.booking-closed-day p{margin:0;color:#737373;font-size:.85rem}.booking-week-days .is-sunday{color:#b42318}.booking-week-days .is-saturday{color:#175cd3}.booking-week-days a[aria-current=date]{border-color:#171717;background:#171717;color:#fff}.booking-week-days a:focus-visible{outline:2px solid #171717;outline-offset:2px}.booking-date-pager{display:grid;grid-template-columns:64px 1fr 64px;align-items:center;grid-gap:12px;gap:12px}.booking-date-pager a{border:1px solid #e5e5e5;border-radius:12px;padding:10px 0;background:#fff;font-size:.8rem;text-align:center}.booking-date-pager div,.booking-menu-card>span:first-child,.booking-summary{display:grid;grid-gap:4px;gap:4px}.booking-date-pager div{text-align:center}.booking-screen{display:grid;grid-gap:16px;gap:16px;width:min(448px,100%);margin:0 auto}.booking-intro{display:grid;grid-gap:4px;gap:4px;border:1px solid #e5e5e5;border-radius:24px;padding:16px;background:#fff}.booking-intro p,.booking-intro>span{color:#737373;font-size:.75rem}.booking-intro p{margin:0;line-height:1.5}.booking-step{margin:0;color:#525252;font-size:.875rem}.booking-menu-list,.booking-other-lessons{display:grid;grid-gap:12px;gap:12px}.booking-menu-card{display:flex;width:100%;align-items:flex-start;justify-content:space-between;gap:12px;border:1px solid #e5e5e5;border-radius:16px;padding:16px;color:#171717;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.05);font:inherit;text-align:left;cursor:pointer}.booking-menu-card strong,.booking-summary strong{font-size:1rem}.booking-card-badge{flex:none;border-radius:999px;padding:5px 9px;background:#f5f5f5;font-size:.75rem}.booking-step-heading{display:flex;align-items:start;justify-content:space-between;gap:12px}.booking-text-button{border:0;padding:2px 0;color:#737373;background:transparent;font-size:.75rem;text-decoration:underline;cursor:pointer}.booking-slot-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px}.booking-slot-card{display:grid;grid-gap:3px;gap:3px;border:1px solid #e5e5e5;border-radius:16px;padding:16px;color:#171717;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.05);font:inherit;text-align:left;cursor:pointer}.booking-slot-card strong{font-size:1.125rem}.booking-empty,.booking-summary{border:1px solid #e5e5e5;border-radius:16px;padding:16px;background:#fff}.booking-empty{margin:0;font-size:.875rem}.booking-summary{gap:7px;box-shadow:0 1px 2px rgba(0,0,0,.05)}.booking-summary span{font-size:.875rem}.booking-confirm-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:8px;gap:8px}.booking-confirm-actions>*{display:flex;min-height:48px;align-items:center;justify-content:center;border-radius:12px;padding:8px;font:inherit;font-size:.875rem;font-weight:700;text-align:center;cursor:pointer}.booking-back-button,.booking-secondary-button{border:1px solid #e5e5e5;color:#171717;background:#fff}.booking-primary-button{border:1px solid #171717;color:#fff;background:#171717}.booking-secondary-button{grid-column:1/-1}.booking-other-lessons h2{margin:0;font-size:.875rem}@media (max-width:760px){.booking-page,.booking-screen{width:100%}.booking-page-header{top:0}}