:root{--ink:#17324a;--muted:#6d7f8d;--blue:#2e74a8;--blue-soft:#eaf4fa;--cream:#f7f5f0;--sand:#ece1c9;--green:#e2efe8;--line:#dfe6e8;--white:#fff;--shadow:0 12px 35px rgba(23,50,74,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#f6f8f7;font-size:18px}.app-shell{min-height:100vh;display:grid;grid-template-columns:245px 1fr}.sidebar{position:sticky;top:0;height:100vh;background:#12334a;color:white;padding:28px 18px;display:flex;flex-direction:column;z-index:10}.brand{display:flex;align-items:center;gap:12px;font-size:24px;font-weight:800;letter-spacing:2px;padding:0 10px 28px}.brand-mark{display:grid;place-items:center;width:35px;height:35px;border-radius:50% 50% 50% 12px;background:#75b8d7;color:white;font-family:Georgia;font-style:italic}.sidebar nav{display:grid;gap:5px}.nav-item,.manager-link{border:0;background:transparent;color:#cbd8e0;border-radius:10px;text-align:left;padding:12px 13px;font-size:17px;display:flex;align-items:center;gap:12px;cursor:pointer}.nav-item span{font-size:21px;width:20px;text-align:center}.nav-item:hover,.nav-item.active{background:#22465d;color:white}.manager-link{margin-top:auto;background:#1a4057;color:white;align-items:flex-start}.manager-link small,.profile-mini small{display:block;color:#a9bdc8;font-size:13px;line-height:1.4;margin-top:3px}.profile-mini{display:flex;align-items:center;gap:10px;margin-top:18px;padding:16px 5px 0;border-top:1px solid #315266;font-size:15px}.profile-mini button{margin-left:auto;background:none;border:0;color:white;font-size:23px}.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#d9eaf1;color:#245573;font-weight:700;font-size:15px}main{min-width:0;padding:0 44px 60px}.topbar{height:112px;display:flex;align-items:center;justify-content:space-between}.topbar h1{font-size:30px;margin:4px 0 0}.eyebrow{text-transform:uppercase;letter-spacing:1.7px;color:#7a8d98;font-size:13px;font-weight:700}.header-actions{display:flex;align-items:center;gap:14px}.bell{position:relative;border:1px solid var(--line);background:white;width:42px;height:42px;border-radius:50%;font-size:23px}.bell i{position:absolute;right:-2px;top:-4px;width:17px;height:17px;background:#d87964;color:white;border-radius:50%;font-size:13px;font-style:normal;display:grid;place-items:center}.menu-button{display:none}.view{display:none}.view.active{display:block}.notice{display:flex;align-items:center;gap:16px;background:var(--ink);color:white;border-radius:15px;padding:17px 20px;box-shadow:var(--shadow)}.notice>span{font-size:28px}.notice p{margin:0;display:grid;gap:4px}.notice small{color:#b9c9d3}.notice button{margin-left:auto;border:0;border-radius:8px;background:white;color:var(--ink);font-weight:700;padding:11px 18px}.section-head{display:flex;align-items:end;justify-content:space-between;margin:34px 0 16px}.section-head h2{margin:5px 0 0;font-size:25px}.section-head.separated{margin-top:50px}.text-button{border:0;background:none;color:var(--blue);cursor:pointer}.schedule-grid,.course-grid,.offer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.date-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;background:white;border:1px solid var(--line);padding:15px;border-radius:13px}.date{width:50px;height:58px;background:var(--cream);display:grid;place-items:center;border-radius:9px;align-content:center}.date b{font-size:24px}.date span{font-size:12px;color:var(--muted);letter-spacing:1px}.date-card h3,.course-card h3,.offer h3{font-size:18px;margin:8px 0}.date-card p,.course-card p,.offer p,.subtext{margin:0;color:var(--muted);font-size:15px;line-height:1.5}.tag{display:inline-block;border-radius:20px;padding:5px 8px;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.7px}.tag.blue{background:var(--blue-soft);color:var(--blue)}.tag.sand{background:#f5ecda;color:#886b35}.tag.green{background:var(--green);color:#3a7555}.tag.gray{background:#edf0f1;color:#687780}.round{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);background:white}.course-card{background:white;border-radius:15px;border:1px solid var(--line);overflow:hidden}.course-art{height:118px;padding:24px;color:white;font-family:Georgia;font-size:36px;letter-spacing:3px;display:flex;flex-direction:column;justify-content:center}.course-art small{font-family:Inter,Arial;font-size:12px;letter-spacing:2px;margin-top:5px}.verbs{background:linear-gradient(135deg,#1c506f,#4e98bb)}.wordorder{background:linear-gradient(135deg,#567467,#9ab5a6)}.card-body{padding:18px}.progress{height:5px;background:#edf1f2;border-radius:5px;margin-top:16px;overflow:hidden}.progress i{display:block;height:100%;background:#438bb2}.card-foot{display:flex;justify-content:space-between;align-items:center;margin-top:12px;font-size:14px}.card-foot button,.offer button,.archive-card button,.booking-info button,.chat form button{border:0;border-radius:8px;padding:10px 14px;background:var(--ink);color:white;font-weight:700;cursor:pointer}.panel,.offer{background:white;border:1px solid var(--line);border-radius:15px;padding:24px}.offer{display:grid;justify-items:start}.offer b{font-size:23px;margin:18px 0 12px}.calendar-toolbar{display:flex;align-items:center;gap:12px;margin-bottom:20px}.calendar-toolbar h2{margin:0 8px}.calendar-toolbar button{border:1px solid var(--line);background:white;padding:7px 11px;border-radius:7px}.calendar-toolbar .today{margin-left:auto}.week,.days{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}.week b{text-align:center;color:var(--muted);font-size:14px;padding:8px}.day{min-height:88px;border:1px solid var(--line);border-radius:8px;padding:8px;font-size:14px;background:white}.day.muted{opacity:.35}.day.today{border:2px solid var(--blue)}.day .event{display:block;margin-top:5px;background:var(--blue-soft);color:var(--blue);padding:4px;border-radius:4px;font-size:11px}.empty-state{text-align:center;background:white;border:1px dashed #cbd6d9;border-radius:15px;padding:34px}.empty-state>span{font-size:31px}.empty-state h2{font-size:21px}.empty-state p{max-width:500px;margin:auto;color:var(--muted);font-size:16px}.booking-layout{display:grid;grid-template-columns:1fr 280px;gap:18px}.panel h3{font-size:17px;margin:5px 0 15px}.date-pills,.slots{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:28px}.date-pills button,.slots button{border:1px solid var(--line);background:white;border-radius:9px;padding:11px 16px;color:var(--ink);cursor:pointer}.date-pills button{display:grid;gap:3px}.date-pills small,.slots small{color:var(--muted)}.date-pills button.selected,.slots button.selected{border-color:var(--blue);background:var(--blue-soft)}.slots button{display:grid;gap:4px;font-weight:700}.booking-info{background:var(--ink);color:white;border-radius:15px;padding:24px;height:max-content}.booking-info>span{font-size:14px;color:#b7cbd6}.booking-info p{font-size:15px;color:#c1d0d8;line-height:1.6}.booking-info b{font-size:28px;display:block;margin:25px 0 14px}.booking-info button{width:100%;background:white;color:var(--ink)}.booking-info button:disabled{opacity:.4}.archive-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;background:white;border:1px solid var(--line);border-radius:14px;padding:20px}.archive-icon{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--green);font-size:23px}.archive-card h3{margin:7px 0}.archive-card p{margin:0 0 5px;font-size:15px}.archive-card small{color:var(--muted)}.chat{max-width:720px;margin:auto;padding:0;overflow:hidden}.chat-head{padding:18px 22px;display:flex;gap:12px;align-items:center;border-bottom:1px solid var(--line)}.chat-head h2{margin:0;font-size:19px}.chat-head p{margin:3px 0 0;font-size:13px;color:var(--muted)}.chat-head i{display:inline-block;width:6px;height:6px;background:#4ca675;border-radius:50%}.messages{min-height:370px;padding:25px;background:#f7f9f8;display:flex;flex-direction:column;gap:10px}.message{max-width:70%;padding:12px 14px;border-radius:12px;font-size:16px;line-height:1.5}.theirs{background:white;align-self:flex-start}.mine{background:var(--ink);color:white;align-self:flex-end}.chat form{display:flex;padding:14px;border-top:1px solid var(--line);gap:10px}.chat input{flex:1;border:1px solid var(--line);border-radius:8px;padding:12px}.notification-drawer{position:fixed;right:-380px;top:0;width:360px;height:100vh;background:white;z-index:30;box-shadow:-10px 0 30px rgba(0,0,0,.12);transition:.25s;padding:20px}.notification-drawer.open{right:0}.drawer-head{display:flex;justify-content:space-between;align-items:center}.drawer-head button{border:0;background:none;font-size:29px}.notification-drawer article{display:flex;gap:10px;padding:16px 4px;border-bottom:1px solid var(--line);font-size:15px}.notification-drawer p{color:var(--muted);margin:5px 0}.dot{width:8px;height:8px;border-radius:50%;background:#d87964;margin-top:4px}.overlay{display:none;position:fixed;inset:0;background:rgba(9,25,36,.35);z-index:20}.overlay.open{display:block}
@media(max-width:850px){.app-shell{grid-template-columns:1fr}.sidebar{position:fixed;left:-260px;width:245px;transition:.25s}.sidebar.open{left:0}main{padding:0 18px 80px}.topbar{height:88px}.topbar h1{font-size:23px}.menu-button{display:block;border:0;background:none;font-size:25px;margin-right:10px}.topbar>div:first-of-type{margin-right:auto}.header-actions .avatar{display:none}.schedule-grid,.course-grid,.offer-grid,.booking-layout{grid-template-columns:1fr}.notice{align-items:flex-start;flex-wrap:wrap}.notice button{margin-left:40px}.calendar-panel{padding:12px;overflow:auto}.day{min-height:68px;padding:5px}.booking-info{order:-1}.archive-card{grid-template-columns:auto 1fr}.archive-card button{grid-column:1/-1;width:100%}.section-head{align-items:center}.course-art{height:100px}.notification-drawer{width:min(360px,92vw)}.message{max-width:85%}}
@media(max-width:480px){body{font-size:17px}.topbar .eyebrow{display:none}.notice{padding:14px}.notice p{width:calc(100% - 42px)}.notice button{width:100%;margin:0}.section-head{margin-top:28px}.section-head h2{font-size:22px}.date-card{grid-template-columns:auto 1fr}.date-card .round{display:none}.week,.days{min-width:600px}.calendar-panel{margin-left:-18px;margin-right:-18px;border-radius:0}.date-pills{flex-wrap:nowrap;overflow:auto;padding-bottom:5px}.manager-link small{display:none}}
.login-screen{position:fixed;inset:0;z-index:100;background:linear-gradient(135deg,#edf4f5,#f8f6f0);display:grid;place-items:center;padding:20px}.login-screen.hidden{display:none}.login-card{width:min(420px,100%);background:white;border:1px solid var(--line);border-radius:20px;padding:38px;box-shadow:var(--shadow)}.login-brand{color:var(--ink);padding:0 0 30px}.login-card h1{margin:8px 0}.login-card>p{color:var(--muted);margin:0 0 25px}.login-card form{display:grid;gap:16px}.login-card label{font-size:15px;font-weight:700;display:grid;gap:7px}.login-card input{width:100%;padding:13px;border:1px solid var(--line);border-radius:9px;font:inherit}.login-card form button,.primary-action{border:0;background:var(--ink);color:white;border-radius:9px;padding:13px 17px;font-weight:700;cursor:pointer}.login-card>small{display:block;color:var(--muted);text-align:center;margin-top:22px}.login-error{color:#b45143;font-size:15px;min-height:15px}.staff-only{display:none}.staff-only.visible{display:flex}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stats-grid article{background:white;border:1px solid var(--line);border-radius:13px;padding:18px;display:grid;gap:6px}.stats-grid span,.stats-grid small{font-size:13px;color:var(--muted)}.stats-grid b{font-size:30px}.admin-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:16px;margin-top:18px}.section-head.compact{margin:0 0 15px}.data-row{display:grid;grid-template-columns:1.4fr .8fr auto;gap:10px;align-items:center;padding:11px 0;border-bottom:1px solid var(--line);font-size:15px}.data-row:last-child{border-bottom:0}.role-pill{padding:5px 8px;border-radius:15px;background:var(--blue-soft);color:var(--blue);font-size:12px;text-transform:uppercase;font-weight:800}.admin-course{padding:12px 0;border-bottom:1px solid var(--line)}.admin-course h3{font-size:16px;margin:0 0 5px}.admin-course p{margin:0;color:var(--muted);font-size:14px}@media(max-width:850px){.stats-grid{grid-template-columns:repeat(2,1fr)}.admin-grid{grid-template-columns:1fr}.login-card{padding:28px 22px}}

/* YUNA visual identity: Manrope and calm blue palette */
:root{--ink:#183c55;--muted:#718896;--blue:#4f8eae;--blue-soft:#edf6fa;--cream:#f1f7fa;--sand:#dcecf4;--green:#e5f1f6;--line:#d9e7ed;--shadow:0 12px 35px rgba(24,60,85,.08)}
body{font-family:Manrope,"Segoe UI",Arial,sans-serif;background:#f4f8fa}.sidebar{background:#163c55}.nav-item:hover,.nav-item.active{background:#28536c}.manager-link{background:#214b64}.profile-mini{border-color:#376178}
.brand-logo{width:42px;height:48px;object-fit:contain;flex:0 0 auto}.login-brand .brand-logo{width:58px;height:70px}.tag.sand{background:#e4f1f7;color:#3e7997}.tag.green{background:#e8f3f7;color:#477b91}.wordorder{background:linear-gradient(135deg,#497f99,#8cb4c6)}.course-art small{font-family:Manrope,"Segoe UI",Arial,sans-serif}.archive-icon{background:#e5f1f6}.chat-head i{background:#6fa7c2}.login-screen{background:linear-gradient(135deg,#edf5f8,#f8fbfc)}

.login-link-button{display:block;width:100%;margin-top:12px;border:0;background:transparent;color:var(--blue);padding:8px;font:700 15px Manrope,"Segoe UI",Arial,sans-serif;cursor:pointer;text-align:center}.login-link-button:hover{text-decoration:underline}.login-error.success{color:#26703a}.login-card form.hidden,.login-link-button.hidden{display:none}