/* ============================================================
   MIA Science Lab Management System — style.css (v8, full)
   MIA lotus: Pink #F01F96 · Green #28B44B · Gold #F6E046
   ============================================================ */
:root{
  --primary:#F01F96; --primary-dark:#C21678; --primary-light:#FDE4F2;
  --accent:#28B44B; --accent-dark:#1E9A3E; --gold:#F6E046;
  --warn:#EF6C00; --danger:#C62828;
  --bg:#fdf4f9; --surface:#ffffff; --surface-2:#fdf0f7;
  --text:#2a1a24; --muted:#8a6b7c; --border:#f3d9e8;
  --shadow:0 2px 8px rgba(240,31,150,.08),0 1px 2px rgba(240,31,150,.04);
  --shadow-lg:0 12px 32px rgba(240,31,150,.18);
  --radius:16px; --sidebar-w:250px;
}
[data-theme="dark"]{
  --bg:#1a0f16; --surface:#2a1a24; --surface-2:#3a2430;
  --text:#f7e6f0; --muted:#c99bb5; --border:#4a2839; --primary-light:#4a1533;
  --shadow:0 2px 8px rgba(0,0,0,.3); --shadow-lg:0 12px 32px rgba(0,0,0,.5);
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Segoe UI',system-ui,Roboto,sans-serif;background:var(--bg);color:var(--text);transition:background .3s,color .3s}
.material-icons{font-family:'Material Icons';font-weight:normal;font-style:normal;font-size:20px;line-height:1;vertical-align:middle;-webkit-font-smoothing:antialiased}

/* Login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#C21678,#F01F96 55%,#28B44B);padding:1rem}
.login-card{background:rgba(255,255,255,.14);backdrop-filter:blur(18px);border:1px solid rgba(255,255,255,.25);border-radius:24px;padding:2.5rem;width:100%;max-width:400px;box-shadow:0 20px 60px rgba(0,0,0,.3);color:#fff;animation:pop .4s ease}
.login-card .logo{width:96px;height:96px;border-radius:24px;background:rgba(255,255,255,.95);display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;padding:8px;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.login-card .logo img{width:100%;height:100%;object-fit:contain}
.login-card h1{text-align:center;font-size:1.4rem;margin-bottom:.2rem}
.login-card p.sub{text-align:center;opacity:.85;font-size:.85rem;margin-bottom:1.6rem}
.login-card .field{margin-bottom:1rem}
.login-card label{display:block;font-size:.8rem;margin-bottom:.35rem;opacity:.9}
.login-card input[type=text],.login-card input[type=password]{width:100%;padding:.8rem 1rem;border:1px solid rgba(255,255,255,.35);border-radius:12px;background:rgba(255,255,255,.12);color:#fff;font-size:.95rem}
.login-card input::placeholder{color:rgba(255,255,255,.7)}
.login-card input:focus{outline:none;border-color:#fff;background:rgba(255,255,255,.2)}
.remember-row{display:flex;align-items:center;gap:.5rem;font-size:.85rem;margin-bottom:.4rem;cursor:pointer;user-select:none}
.remember-row input{width:16px;height:16px;accent-color:#fff;cursor:pointer}
.login-btn{width:100%;padding:.85rem;border:0;border-radius:12px;background:#fff;color:var(--primary-dark);font-weight:700;font-size:1rem;cursor:pointer;margin-top:.5rem;transition:.2s;display:flex;align-items:center;justify-content:center;gap:.5rem}
.login-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.25)}
.login-btn:disabled{opacity:.8;cursor:progress}
.login-install{margin-top:1rem;text-align:center}
.login-install button{background:rgba(255,255,255,.16);color:#fff;border:1.5px solid rgba(255,255,255,.5);border-radius:99px;padding:.6rem 1.3rem;font-size:.85rem;font-weight:700;cursor:pointer;backdrop-filter:blur(6px)}
.login-install button:hover{background:rgba(255,255,255,.28)}

/* App shell */
.app{display:none}
.app.visible{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;z-index:30;box-shadow:var(--shadow)}
.side-brand{display:flex;align-items:center;gap:.7rem;padding:1.25rem 1.1rem;border-bottom:1px solid var(--border)}
.side-brand .mark{width:42px;height:42px;border-radius:12px;background:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;padding:3px;box-shadow:0 2px 6px rgba(240,31,150,.2)}
.side-brand .mark img{width:100%;height:100%;object-fit:contain}
.side-brand strong{font-size:1rem;line-height:1.15;display:block}
.side-brand span{font-size:.7rem;color:var(--muted)}
.side-nav{flex:1;overflow-y:auto;padding:.6rem}
.side-nav button{width:100%;display:flex;align-items:center;gap:.8rem;padding:.7rem .8rem;border:0;background:transparent;color:var(--text);border-radius:12px;cursor:pointer;font-size:.9rem;text-align:left;margin-bottom:.15rem;transition:.15s}
.side-nav button:hover{background:var(--surface-2)}
.side-nav button.active{background:var(--primary);color:#fff;font-weight:600;box-shadow:var(--shadow)}
.side-nav .material-icons{font-size:20px}
.side-nav .divider{font-size:.68rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);padding:.8rem .8rem .3rem;font-weight:700}
.side-foot{padding:.9rem 1.1rem;border-top:1px solid var(--border);display:flex;align-items:center;gap:.6rem}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}
.side-foot .info{flex:1;min-width:0}
.side-foot .info b{font-size:.85rem;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-foot .info small{color:var(--muted);font-size:.72rem}

/* Main */
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:1rem;padding:.7rem 1.4rem;position:sticky;top:0;z-index:20}
.topbar h2{font-size:1.15rem;flex-shrink:0}
.hamburger{display:none;background:none;border:0;cursor:pointer;color:var(--text)}
.search-box{flex:1;max-width:420px;position:relative}
.search-box input{width:100%;padding:.55rem .9rem .55rem 2.4rem;border:1px solid var(--border);border-radius:24px;background:var(--surface-2);color:var(--text);font-size:.9rem}
.search-box .material-icons{position:absolute;left:.7rem;top:50%;transform:translateY(-50%);color:var(--muted);font-size:20px}
.topbar-right{display:flex;align-items:center;gap:.4rem;margin-left:auto}
.icon-btn{background:none;border:0;cursor:pointer;color:var(--text);padding:.5rem;border-radius:50%;position:relative;transition:.15s;display:flex}
.icon-btn:hover{background:var(--surface-2)}
.badge-dot{position:absolute;top:4px;right:4px;background:var(--danger);color:#fff;font-size:.6rem;min-width:16px;height:16px;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:0 3px}
.clock{font-size:.8rem;color:var(--muted);white-space:nowrap}
.content{padding:1.5rem;overflow-y:auto;flex:1}

#installBtn{background:linear-gradient(135deg,var(--accent),var(--primary))!important;color:#fff;border-radius:10px;padding:.4rem .8rem;font-size:.8rem;font-weight:700;display:none;align-items:center;gap:.3rem}
#installBtn.show{display:inline-flex}
#installBtn .material-icons{color:#fff;font-size:18px}
#refreshBtn{background:linear-gradient(135deg,var(--primary),var(--accent))!important;color:#fff;box-shadow:0 3px 10px rgba(240,31,150,.35)}
#refreshBtn:hover{transform:translateY(-1px) rotate(-8deg);box-shadow:0 5px 16px rgba(240,31,150,.5)}
#refreshBtn .material-icons{color:#fff}
#refreshIcon.spinning{animation:miaSpin .7s linear infinite}
@keyframes miaSpin{to{transform:rotate(360deg)}}

/* KPIs / cards */
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:1.5rem}
.kpi{background:var(--surface);border-radius:var(--radius);padding:1.2rem;box-shadow:var(--shadow);display:flex;align-items:center;gap:1rem;position:relative;overflow:hidden;transition:.2s;animation:pop .3s ease}
.kpi:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.kpi.clickable{cursor:pointer}
.kpi.clickable:hover{border:1px solid var(--primary)}
.kpi .ic{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.5rem;flex-shrink:0}
.kpi .ic.blue{background:var(--primary)} .kpi .ic.green{background:var(--accent)} .kpi .ic.orange{background:var(--warn)} .kpi .ic.red{background:var(--danger)}
.kpi>div:last-child{min-width:0}
.kpi .lbl{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.03em}
.kpi .val{font-size:1.9rem;font-weight:800;line-height:1.1}
.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.3rem;margin-bottom:1.5rem;animation:pop .3s ease}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;gap:1rem;flex-wrap:wrap}
.card-head h3{font-size:1.05rem;display:flex;align-items:center;gap:.5rem}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:1.5rem}

/* Buttons */
.btn{padding:.55rem 1rem;border-radius:10px;border:1px solid transparent;cursor:pointer;font-size:.88rem;font-weight:600;display:inline-flex;align-items:center;gap:.4rem;transition:.15s;text-decoration:none}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}
.btn-ghost:hover{background:var(--surface-2)}
.btn-sm{padding:.35rem .7rem;font-size:.8rem}
.btn:disabled{opacity:.75;cursor:progress;transform:none}
.btn-spin{width:15px;height:15px;border:2px solid rgba(255,255,255,.5);border-top-color:#fff;border-radius:50%;display:inline-block;animation:miaSpin .6s linear infinite}

/* Tables */
.table-wrap{overflow-x:auto;border-radius:12px}
table{width:100%;border-collapse:collapse;font-size:.88rem}
th,td{text-align:left;padding:.7rem .8rem;border-bottom:1px solid var(--border);white-space:nowrap}
th{color:var(--muted);font-weight:700;font-size:.72rem;text-transform:uppercase;position:sticky;top:0;background:var(--surface)}
tbody tr{transition:.12s}tbody tr:hover td{background:var(--surface-2)}
.table-wrap tbody tr{content-visibility:auto;contain-intrinsic-size:auto 44px}
tr.row-click{cursor:pointer}
tr.row-click:hover td{background:var(--primary-light)}
.badge{padding:.22rem .6rem;border-radius:999px;font-size:.72rem;font-weight:700;display:inline-flex;align-items:center;gap:.25rem}
.b-green{background:#dcfce7;color:#166534}.b-orange{background:#ffedd5;color:#9a3412}.b-red{background:#fee2e2;color:#991b1b}.b-blue{background:var(--primary-light);color:var(--primary-dark)}
[data-theme="dark"] .b-green{background:#14532d;color:#bbf7d0}[data-theme="dark"] .b-orange{background:#7c2d12;color:#fed7aa}[data-theme="dark"] .b-red{background:#7f1d1d;color:#fecaca}

/* Segmented control */
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--border);border-radius:999px;padding:3px;gap:2px;margin-bottom:1rem}
.seg button{border:0;background:transparent;color:var(--muted);cursor:pointer;padding:.45rem 1.1rem;border-radius:999px;font-size:.85rem;font-weight:700;transition:.15s}
.seg button.active{background:var(--primary);color:#fff;box-shadow:var(--shadow)}
.seg button:hover:not(.active){color:var(--text)}

/* Week timetable */
.week{display:grid;grid-template-columns:110px repeat(5,1fr);gap:6px;min-width:680px}
.week .h{background:var(--primary);color:#fff;font-weight:700;text-align:center;padding:.6rem;border-radius:10px;font-size:.82rem}
.week .t{color:var(--muted);font-size:.72rem;display:flex;align-items:center;justify-content:center;font-weight:600;text-align:center}
.week .cell{border:1px solid var(--border);border-radius:10px;padding:.5rem;min-height:64px;font-size:.76rem;transition:.12s}
.week .free{cursor:pointer;background:#f0fdf4;border-color:#bbf7d0;color:#166534;display:flex;align-items:center;justify-content:center;font-weight:600}
.week .free:hover{background:#dcfce7;transform:scale(1.03)}
.week .free .material-icons{font-size:18px;margin-right:2px}
.week .busy{background:#fef2f2;border-color:#fecaca}
.week .busy b{color:var(--danger);display:block}
.week .busy small{color:var(--muted);display:block}
.week .booked{background:#eef6ff;border-color:#b6d8ff;position:relative}
.week .booked b{color:#1d4ed8;display:block}
.week .booked small{color:var(--muted);display:block}
.week .cell-x{position:absolute;top:3px;right:4px;background:none;border:0;cursor:pointer;color:var(--danger);font-size:.72rem;font-weight:700;line-height:1;padding:1px 3px;border-radius:4px}
.week .cell-x:hover{background:rgba(198,40,40,.12)}
[data-theme="dark"] .week .free{background:#14532d33;color:#bbf7d0;border-color:#166534}
[data-theme="dark"] .week .busy{background:#7f1d1d33;border-color:#991b1b}
[data-theme="dark"] .week .booked{background:#1e3a5f33;border-color:#2563eb}
[data-theme="dark"] .week .booked b{color:#93c5fd}

/* Tabs */
.tabs{display:flex;gap:.4rem;border-bottom:1px solid var(--border);margin-bottom:1.2rem;flex-wrap:wrap}
.tabs button{background:none;border:0;padding:.6rem 1rem;cursor:pointer;color:var(--muted);font-weight:600;border-bottom:3px solid transparent;transition:.15s}
.tabs button.active{color:var(--primary);border-color:var(--primary)}

/* Contacts — text wrap */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:1rem}
.contact-card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.2rem;text-align:center;transition:.2s;position:relative;overflow:hidden;min-width:0}
.contact-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.contact-card .cc-band{position:absolute;top:0;left:0;right:0;height:52px;background:linear-gradient(135deg,var(--primary),var(--accent));opacity:.14}
.contact-card .avatar{width:64px;height:64px;font-size:1.5rem;margin:0 auto .7rem;position:relative;border:3px solid var(--surface);box-shadow:var(--shadow)}
.contact-card b, .contact-card div{overflow-wrap:anywhere;word-break:break-word}
.contact-card .role-chip{display:inline-block;font-size:.66rem;font-weight:800;text-transform:uppercase;letter-spacing:.03em;color:var(--primary-dark);background:var(--primary-light);border-radius:999px;padding:.12rem .5rem;margin:.3rem 0}
.contact-card .actions{display:flex;gap:.4rem;justify-content:center;margin-top:.8rem}

/* Safety cards */
.safety-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.2rem}
.safety-card{position:relative;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.3rem 1.3rem 1.3rem 1.5rem;overflow:hidden;transition:.2s;border:1px solid var(--border)}
.safety-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.safety-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--sc,#F01F96)}
.safety-card .sc-top{display:flex;align-items:center;gap:.8rem;margin-bottom:.7rem}
.safety-card .sc-ic{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;color:#fff;background:var(--sc,#F01F96);flex-shrink:0;box-shadow:0 4px 10px rgba(0,0,0,.12)}
.safety-card .sc-ic .material-icons{font-size:24px;color:#fff}
.safety-card h4{font-size:1.02rem;line-height:1.2;overflow-wrap:anywhere}
.safety-card .sc-cat{display:inline-block;margin-top:.25rem;font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.04em;color:var(--sc,#F01F96)}
.safety-card p{color:var(--muted);font-size:.9rem;line-height:1.5;overflow-wrap:anywhere}
.safety-card .sc-actions,.ann-card .sc-actions{position:absolute;top:.8rem;right:.8rem;display:flex;gap:.2rem;opacity:0;transition:.15s}
.safety-card:hover .sc-actions,.ann-card:hover .sc-actions{opacity:1}
.hero{color:#fff;border-radius:var(--radius);padding:1.3rem 1.5rem;margin-bottom:1.3rem;display:flex;align-items:center;gap:1rem;box-shadow:var(--shadow)}
.hero.pink{background:linear-gradient(135deg,var(--primary),var(--accent))}
.hero.gold{background:linear-gradient(135deg,#EF6C00,#F6E046)}
.hero.blue{background:linear-gradient(135deg,#2563EB,#00838F)}
.hero .material-icons{font-size:2.4rem}
.hero b{font-size:1.15rem;display:block}
.hero span{opacity:.92;font-size:.86rem}

/* Announcement cards */
.ann-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.2rem}
.ann-card{position:relative;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.3rem 1.3rem 1.3rem 1.5rem;overflow:hidden;transition:.2s;border:1px solid var(--border)}
.ann-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.ann-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--ac,#28B44B)}
.ann-card .an-top{display:flex;align-items:center;gap:.8rem;margin-bottom:.6rem}
.ann-card .an-ic{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;color:#fff;background:var(--ac,#28B44B);flex-shrink:0;box-shadow:0 4px 10px rgba(0,0,0,.12)}
.ann-card .an-ic .material-icons{font-size:24px;color:#fff}
.ann-card h4{font-size:1.05rem;line-height:1.2;overflow-wrap:anywhere}
.ann-card .an-pri{display:inline-block;margin-top:.25rem;font-size:.66rem;font-weight:800;text-transform:uppercase;letter-spacing:.04em;color:#fff;background:var(--ac,#28B44B);border-radius:999px;padding:.12rem .55rem}
.ann-card p{color:var(--text);font-size:.92rem;line-height:1.55;margin:.3rem 0 .6rem;overflow-wrap:anywhere;white-space:pre-wrap}
.ann-card .an-foot{color:var(--muted);font-size:.76rem;display:flex;align-items:center;gap:.35rem;flex-wrap:wrap}

/* Worksheets */
.ws-yearbar{background:var(--surface-2);border:1px solid var(--border);border-radius:14px;padding:1rem 1.2rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap;margin-bottom:1.2rem}
.ws-yearbar label{font-weight:800;font-size:1rem}
.ws-yearbar select{max-width:260px;padding:.6rem .9rem;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--text);font-size:.95rem;font-weight:600}
.pdf-tag{background:#dc2626;color:#fff;font-size:.6rem;font-weight:800;border-radius:4px;padding:2px 5px;letter-spacing:.02em}

/* Login history */
.lastlogin{background:linear-gradient(135deg,rgba(40,180,75,.12),rgba(240,31,150,.10));border:1px solid var(--border);border-radius:14px;padding:.9rem 1.1rem;margin-bottom:1.3rem;display:flex;align-items:center;gap:.8rem;font-size:.9rem}
.lastlogin .material-icons{color:var(--accent-dark);font-size:1.8rem}
.dev-chip{display:inline-flex;align-items:center;gap:.35rem;background:var(--surface-2);border:1px solid var(--border);border-radius:999px;padding:.2rem .6rem;font-size:.8rem;font-weight:600;overflow-wrap:anywhere}
.dev-chip .material-icons{font-size:16px;color:var(--primary)}

/* About — text wrap */
.about-hero{background:linear-gradient(135deg,#C21678,#F01F96 55%,#28B44B);color:#fff;border-radius:var(--radius);padding:2rem;text-align:center;box-shadow:var(--shadow-lg);margin-bottom:1.5rem}
.about-hero .logo{width:96px;height:96px;border-radius:24px;background:rgba(255,255,255,.95);display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;padding:10px}
.about-hero .logo img{width:100%;height:100%;object-fit:contain}
.about-hero h2{font-size:1.5rem;margin-bottom:.2rem}
.about-hero p{opacity:.9}
.about-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}
.about-item{background:var(--surface);border-radius:14px;box-shadow:var(--shadow);padding:1.1rem;display:flex;align-items:flex-start;gap:.9rem;min-width:0}
.about-item .ai-ic{width:44px;height:44px;border-radius:12px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.about-item .ai-t{min-width:0;flex:1}
.about-item .ai-t small{color:var(--muted);font-size:.72rem;text-transform:uppercase;letter-spacing:.03em;display:block}
.about-item .ai-t b{font-size:.95rem;display:block;overflow-wrap:anywhere;word-break:break-word}
.about-item a{color:var(--primary);text-decoration:none;overflow-wrap:anywhere;word-break:break-word}

/* Guide */
.guide-item{background:var(--surface);border:1px solid var(--border);border-radius:14px;margin-bottom:.7rem;overflow:hidden;transition:.15s}
.guide-item.open{box-shadow:var(--shadow)}
.guide-head{display:flex;align-items:center;gap:.9rem;padding:1rem 1.2rem;cursor:pointer;transition:.15s}
.guide-head:hover{background:var(--surface-2)}
.guide-head .g-ic{width:44px;height:44px;border-radius:12px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.guide-head .g-t{flex:1;min-width:0}
.guide-head .g-t b{display:block;font-size:1rem}
.guide-head .g-t small{color:var(--muted);font-size:.78rem}
.guide-chev{color:var(--muted);transition:transform .2s}
.guide-item.open .guide-chev{transform:rotate(90deg)}
.guide-body{border-top:1px solid var(--border);padding:1.1rem 1.2rem;display:none;color:var(--text);line-height:1.6;font-size:.92rem;white-space:pre-wrap;overflow-wrap:anywhere}
.guide-item.open .guide-body{display:block;animation:fade .2s}
.guide-body .g-edit{margin-top:.8rem}

/* Profile */
.profile-hero{display:flex;align-items:center;gap:1rem}
.profile-hero .avatar{width:64px;height:64px;font-size:1.7rem;background:rgba(255,255,255,.9);color:var(--primary)}

/* PDF viewer */
.pdf-overlay{position:fixed;inset:0;background:rgba(15,10,14,.78);backdrop-filter:blur(2px);z-index:90;display:flex;flex-direction:column;animation:fade .2s}
.pdf-bar{display:flex;align-items:center;gap:.5rem;padding:.7rem 1rem;background:var(--surface);border-bottom:1px solid var(--border)}
.pdf-bar .title{flex:1;min-width:0;font-weight:700;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pdf-frame{flex:1;width:100%;border:0;background:#525659}
.pdf-note{color:#fff;text-align:center;padding:2rem;font-size:.9rem}.pdf-note a{color:#fff;text-decoration:underline}

/* Modal */
.overlay{position:fixed;inset:0;background:rgba(42,26,36,.55);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;z-index:60;padding:1rem;animation:fade .2s}
.modal{background:var(--surface);border-radius:20px;width:100%;max-width:520px;max-height:90vh;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);animation:pop .25s ease}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:1.1rem 1.4rem;border-bottom:1px solid var(--border)}
.modal-head h3{font-size:1.1rem}
.modal-body{padding:1.4rem;overflow-y:auto;display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.modal-body .full{grid-column:1/-1}
.field label{display:block;font-size:.78rem;font-weight:700;color:var(--muted);margin-bottom:.35rem}
.field input,.field select,.field textarea{width:100%;padding:.6rem .75rem;border:1px solid var(--border);border-radius:10px;background:var(--surface-2);color:var(--text);font-size:.9rem;font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary)}
.modal-foot{display:flex;justify-content:flex-end;gap:.6rem;padding:1rem 1.4rem;border-top:1px solid var(--border)}

/* Toast / loader */
.toast{position:fixed;bottom:1.5rem;left:50%;transform:translateX(-50%);color:#fff;padding:.8rem 1.4rem;border-radius:12px;font-size:.9rem;font-weight:600;z-index:120;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:.5rem;animation:slideUp .3s;max-width:90vw}
.toast.ok{background:var(--accent)}.toast.err{background:var(--danger)}.toast.info{background:var(--primary)}
.loader{position:fixed;inset:0;background:rgba(255,255,255,.7);display:flex;align-items:center;justify-content:center;z-index:200}
[data-theme="dark"] .loader{background:rgba(26,15,22,.7)}
.spinner{width:44px;height:44px;border:4px solid var(--primary-light);border-top-color:var(--primary);border-radius:50%;animation:miaSpin .8s linear infinite}
.top-progress{position:fixed;top:0;left:0;height:3px;background:var(--accent);z-index:300;width:0;transition:width .3s}

@keyframes pop{from{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{opacity:0;transform:translate(-50%,12px)}to{opacity:1;transform:translate(-50%,0)}}
.hidden{display:none!important}
.empty{text-align:center;color:var(--muted);padding:2rem}

@media(max-width:900px){
  .sidebar{position:fixed;transform:translateX(-100%);transition:transform .25s}
  .sidebar.open{transform:translateX(0)}
  .hamburger{display:flex}
  .modal-body{grid-template-columns:1fr}
  .clock{display:none}
  .content{padding:1rem}
}
@media(max-width:520px){
  .cards-grid{grid-template-columns:1fr 1fr}
  .safety-grid,.ann-grid{grid-template-columns:1fr}
  .pdf-bar .btn span:not(.material-icons){display:none}
  #installBtn span:not(.material-icons){display:none}
}