/* Classroom Admin — Adding instructors animation */

/* Base guide-anim tokens (shared across animated guides) */
.guide-anim{border:1px solid #e5e5e0;border-radius:14px;overflow:hidden;margin:24px 0 28px;background:#fff;position:relative}
.ga-slides{position:relative}
.ga-slide{display:none}
.ga-slide.active{display:block}
.ga-viewport{position:relative;height:340px;overflow:hidden;background:#eceae6;cursor:pointer}
.ga-info{padding:18px 22px 14px;font-family:var(--db-font,system-ui,sans-serif)}
.ga-step-badge{display:inline-block;font-size:10px;font-weight:700;color:#1967D2;background:#E8F0FE;padding:4px 12px;border-radius:20px;margin-bottom:8px;text-transform:uppercase;letter-spacing:.8px}
.ga-info h3{font-size:16px;font-weight:600;margin-bottom:4px;color:#1a1a1a}
.ga-info p{font-size:13px;color:#6b6b6b;line-height:1.55;margin:0}
.ga-progress{height:3px;background:#eee;border-radius:2px}
.ga-progress-bar{height:100%;background:#4285f4;transition:width .5s ease;border-radius:2px}

.ga-cursor{position:absolute;width:20px;height:24px;z-index:100;pointer-events:none;opacity:0;filter:drop-shadow(1px 2px 2px rgba(0,0,0,.25));transition:left .6s cubic-bezier(.4,0,.2,1),top .6s cubic-bezier(.4,0,.2,1)}
.ga-cursor.vis{opacity:1}

.ga-overlay{position:absolute;inset:0;background:rgba(0,0,0,.45);z-index:200;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .25s ease}
.ga-overlay.on{opacity:1;pointer-events:auto}
.ga-overlay-btn{width:50px;height:50px;border-radius:50%;background:rgba(255,255,255,.9);display:flex;align-items:center;justify-content:center;cursor:pointer}
.ga-overlay-btn svg{width:22px;height:22px;color:#333;margin-left:3px}
.ga-reset-float{position:absolute;bottom:8px;right:8px;width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.85);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:201;opacity:0;pointer-events:none;transition:opacity .25s ease}
.ga-reset-float.on{opacity:1;pointer-events:auto}
.ga-reset-float svg{width:13px;height:13px;color:#333}

/* ===== SHARED STAGE (Instructors page) ===== */
.ai-app{position:absolute;inset:0;background:#fff;display:flex;font-family:var(--db-font,system-ui,sans-serif)}

/* Sidebar */
.ai-side{width:110px;background:#fafafc;border-right:1px solid #eee;padding:10px 0;display:flex;flex-direction:column;gap:1px;flex-shrink:0}
.ai-side-logo{display:flex;align-items:center;gap:5px;padding:0 12px 12px}
.ai-side-logo i{width:16px;height:16px;background:#4285f4;border-radius:4px;display:block}
.ai-side-logo span{font-size:11px;font-weight:600;color:#1a1a1a}
.ai-nav{padding:6px 12px;font-size:9px;color:#999;display:flex;align-items:center;gap:6px;margin-right:5px;border-radius:0 6px 6px 0}
.ai-nav i{width:11px;height:11px;border-radius:3px;background:currentColor;opacity:.2;display:block}
.ai-nav.act{background:#4285f4;color:#fff;font-weight:600}
.ai-nav.act i{opacity:.5}

/* Body */
.ai-body{flex:1;padding:8px 12px;overflow:hidden;position:relative;background:#fff}
.ai-top{display:flex;justify-content:flex-end;align-items:center;gap:7px;margin-bottom:6px}
.ai-top .ai-ann{width:20px;height:20px;display:flex;align-items:center;justify-content:center;color:#555}
.ai-uname{font-size:9px;color:#888;text-align:right;line-height:1.2}
.ai-uname b{color:#333;font-size:10px;display:block}
.ai-av{width:22px;height:22px;border-radius:50%;background:#0fbf7a;color:#fff;font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center}

.ai-crumb{font-size:8px;color:#888;margin-bottom:4px}
.ai-crumb b{color:#444}
.ai-title{font-size:13px;font-weight:700;color:#1a1a1a;margin-bottom:6px;display:flex;justify-content:space-between;align-items:center}
.ai-title .ai-search{border:1px solid #ddd;border-radius:4px;padding:3px 6px;font-size:7px;color:#aaa;background:#fff;width:110px;font-weight:400}

/* Table */
.ai-table{border:1px solid #eee;border-radius:6px;overflow:hidden;background:#fff;font-size:7.5px}
.ai-th{background:#eef0f3;display:grid;grid-template-columns:1.1fr 1.3fr .7fr .7fr 1.1fr .6fr .5fr .5fr .7fr;padding:6px 8px;gap:6px;color:#555;font-weight:600}
.ai-tr{display:grid;grid-template-columns:1.1fr 1.3fr .7fr .7fr 1.1fr .6fr .5fr .5fr .7fr;padding:6px 8px;gap:6px;border-top:1px solid #f3f3f3;color:#1a1a1a;align-items:center}
.ai-tr:nth-child(2){border-top:none}
.ai-badge-a{display:inline-flex;align-items:center;gap:3px;color:#0fbf7a;font-weight:500}
.ai-badge-a::before{content:"";width:5px;height:5px;border-radius:50%;background:#0fbf7a;display:inline-block}
.ai-acts{display:flex;gap:3px;align-items:center}
.ai-iconbtn{width:14px;height:14px;border:1px solid #ddd;border-radius:3px;display:inline-flex;align-items:center;justify-content:center;font-size:7px;color:#888;background:#fff}
.ai-toggle{width:18px;height:10px;background:#4285f4;border-radius:10px;position:relative;display:inline-block}
.ai-toggle::after{content:"";position:absolute;top:1px;right:1px;width:8px;height:8px;border-radius:50%;background:#fff}

/* FAB — the + button */
.ai-fab{position:absolute;bottom:10px;right:10px;width:34px;height:34px;border-radius:50%;background:#4285f4;color:#fff;font-size:22px;display:flex;align-items:center;justify-content:center;font-weight:300;cursor:default;z-index:15;box-shadow:0 3px 10px rgba(66,133,244,.35);transition:transform .2s ease,box-shadow .2s ease}
.ai-fab.pulse{animation:aiPulse 1.4s infinite}
@keyframes aiPulse{0%,100%{box-shadow:0 3px 10px rgba(66,133,244,.35)}50%{box-shadow:0 3px 10px rgba(66,133,244,.35),0 0 0 8px rgba(66,133,244,.12)}}

/* Dropdown shown when FAB is clicked */
.ai-fab-menu{position:absolute;bottom:50px;right:10px;background:#fff;border-radius:8px;box-shadow:0 6px 22px rgba(0,0,0,.18);padding:6px;z-index:18;opacity:0;transform:translateY(4px) scale(.96);pointer-events:none;transition:opacity .22s ease,transform .22s ease;min-width:155px}
.ai-fab-menu.on{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}
.ai-fab-item{display:flex;align-items:center;gap:8px;padding:7px 9px;border-radius:6px;font-size:10px;color:#222;cursor:default;transition:background .15s ease}
.ai-fab-item .ai-fab-dot{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#fff}
.ai-fab-item.single .ai-fab-dot{background:#4285f4}
.ai-fab-item.multi .ai-fab-dot{background:#0fbf7a}
.ai-fab-item.hl{background:#fff4ec;outline:2px solid #ff5a2a;outline-offset:-2px}

/* ===== SCENE: SINGLE INSTRUCTOR FORM (slide-in drawer) ===== */
.ai-drawer{position:absolute;top:0;right:0;bottom:0;width:62%;background:#fff;box-shadow:-8px 0 30px rgba(0,0,0,.15);padding:12px 14px 10px;overflow-y:auto;-ms-overflow-style:none;scrollbar-width:none;transform:translateX(100%);transition:transform .45s cubic-bezier(.2,.8,.2,1);z-index:25}
.ai-drawer::-webkit-scrollbar{display:none}
.ai-drawer.on{transform:translateX(0)}
.ai-drawer-close{position:absolute;top:10px;right:10px;font-size:14px;color:#888;cursor:default;line-height:1;font-weight:400}
.ai-drawer-hero{height:58px;background:#f4edff;border-radius:8px;display:flex;align-items:center;justify-content:center;margin-bottom:10px;position:relative;overflow:hidden}
.ai-drawer-hero::before{content:"";position:absolute;left:14px;top:14px;width:10px;height:10px;border-radius:50%;background:#ffd66b}
.ai-drawer-hero::after{content:"";position:absolute;right:20px;top:8px;width:7px;height:7px;border-radius:50%;background:#ff9f7f}
.ai-drawer-hero-doc{width:30px;height:34px;background:#fff;border-radius:3px;box-shadow:0 2px 6px rgba(0,0,0,.08);position:relative}
.ai-drawer-hero-doc::before,.ai-drawer-hero-doc::after{content:"";position:absolute;left:4px;right:4px;height:1.5px;background:#d5d0e5;border-radius:1px}
.ai-drawer-hero-doc::before{top:10px}
.ai-drawer-hero-doc::after{top:15px}
.ai-drawer-hero-plus{position:absolute;right:26px;bottom:10px;width:12px;height:12px;background:#4285f4;border-radius:50%;color:#fff;font-size:10px;font-weight:400;display:flex;align-items:center;justify-content:center}

.ai-field{margin-bottom:7px}
.ai-field-lbl{font-size:9px;color:#333;margin-bottom:2px;font-weight:500}
.ai-field-lbl .req{color:#e23b3b}
.ai-field-in{border:1px solid #ddd;border-radius:4px;height:18px;background:#fff;font-size:8px;color:#222;padding:0 6px;display:flex;align-items:center;position:relative}
.ai-field-in.focus{border-color:#4285f4;box-shadow:0 0 0 2px rgba(66,133,244,.15)}
.ai-field-in .caret{position:absolute;width:1px;height:10px;background:#4285f4;opacity:0;animation:aiCaret .8s step-end infinite}
.ai-field-in.focus .caret{opacity:1}
@keyframes aiCaret{50%{opacity:0}}
.ai-field-in .cal{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:9px;height:9px;color:#888}
.ai-note{font-size:7.5px;color:#888;margin:4px 0 7px}
.ai-note b{color:#444}
.ai-submit{background:#4285f4;color:#fff;border-radius:4px;text-align:center;padding:6px 0;font-size:10px;font-weight:600;margin-top:6px;transition:background .15s ease,transform .15s ease;cursor:default}
.ai-submit.hl{background:#2b67cc;transform:scale(.98)}

/* ===== SCENE: BULK UPLOAD ===== */
/* Page switcher: instructors table page ↔ bulk upload page */
.ai-app-page{position:absolute;inset:36px 12px 10px 12px;opacity:1;transition:opacity .3s ease}
.ai-app-page.on{opacity:1}
.ai-app-page:not(.on){opacity:0;pointer-events:none}
.ai-bulk-page.on{opacity:1 !important;pointer-events:auto !important}

.ai-bulk-hdr{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.ai-bulk-title{font-size:11px;font-weight:700;color:#1a1a1a;display:flex;align-items:center;gap:4px}
.ai-bulk-title .back{width:12px;height:12px;display:inline-flex;align-items:center;justify-content:center;color:#888}
.ai-dl{background:#4285f4;color:#fff;border-radius:5px;padding:5px 10px;font-size:9px;font-weight:600;cursor:default;transition:background .15s ease,transform .15s ease;position:relative}
.ai-dl.hl{background:#2b67cc;transform:scale(.97)}
.ai-dl.hl::after{content:"";position:absolute;inset:-3px;border:2px solid #ff5a2a;border-radius:7px;animation:aiHl .8s ease-out}
@keyframes aiHl{0%{transform:scale(.9);opacity:1}100%{transform:scale(1.1);opacity:0}}

.ai-drop{border:1.5px dashed #b7bdd6;border-radius:8px;background:#fafbff;padding:18px 12px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:160px;position:relative}
.ai-drop-ico{width:46px;height:40px;position:relative;margin-bottom:8px}
.ai-drop-ico .sheet{position:absolute;inset:0;background:#fff;border:1px solid #e0e4ee;border-radius:3px;display:flex;align-items:center;justify-content:center}
.ai-drop-ico .sheet::before,.ai-drop-ico .sheet::after{content:"";position:absolute;left:6px;right:6px;height:1.5px;background:#d5d9e4;border-radius:1px}
.ai-drop-ico .sheet::before{top:10px}
.ai-drop-ico .sheet::after{top:15px}
.ai-drop-ico .sheet .tile{width:9px;height:8px;background:#4285f4;position:absolute;top:6px;left:6px;border-radius:1px}
.ai-drop-ico .plus{position:absolute;right:-4px;bottom:-4px;width:14px;height:14px;border-radius:50%;background:#4285f4;color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center;font-weight:400}
.ai-drop-fmt{font-size:9px;font-weight:700;color:#1a1a1a;margin-bottom:3px}
.ai-drop-info{font-size:8px;color:#666;line-height:1.5}
.ai-drop-info b{color:#333;font-weight:600}
.ai-drop-browse{color:#4285f4;font-size:9px;font-weight:600;margin-top:7px;cursor:default;position:relative}
.ai-drop-browse.hl::after{content:"";position:absolute;inset:-3px -6px;border:2px solid #ff5a2a;border-radius:5px;animation:aiHl .8s ease-out}

/* Preview dialog (CSV upload result) */
.ai-dlg{position:absolute;inset:14px 10px 14px 10px;background:#fff;border-radius:8px;box-shadow:0 8px 36px rgba(0,0,0,.2);padding:10px 12px 8px;z-index:30;opacity:0;transform:scale(.95);pointer-events:none;transition:opacity .3s ease,transform .3s ease;display:flex;flex-direction:column}
.ai-dlg.on{opacity:1;transform:scale(1);pointer-events:auto}
.ai-dlg-hd{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.ai-dlg-title{font-size:10px;font-weight:600;color:#1a1a1a}
.ai-dlg-title .cnt{color:#666;font-weight:400}
.ai-dlg-x{font-size:12px;color:#888;cursor:default;line-height:1}

.ai-dlg-grid{display:grid;grid-template-columns:22px 1fr 1.4fr .9fr .7fr .7fr 1fr 24px;gap:4px;font-size:7px;align-items:center}
.ai-dlg-th{color:#666;font-weight:600;padding:2px 0}
.ai-dlg-ir{background:#fff;border:1px solid #ddd;border-radius:3px;height:14px;display:flex;align-items:center;padding:0 4px;color:#222;font-size:7px}
.ai-dlg-ir.err{border-color:#e23b3b;background:#fff8f8}
.ai-dlg-ir.focus{border-color:#4285f4;box-shadow:0 0 0 1.5px rgba(66,133,244,.2)}
.ai-dlg-sl{font-size:7px;color:#333;padding:2px 0;text-align:center}
.ai-dlg-del{width:14px;height:14px;border:1px solid #ddd;border-radius:3px;display:flex;align-items:center;justify-content:center;color:#888;font-size:8px;background:#fff;cursor:default}

.ai-dlg-foot{display:flex;justify-content:space-between;align-items:center;margin-top:6px}
.ai-err-msg{font-size:7.5px;color:#e23b3b;font-weight:500;opacity:0;transition:opacity .25s ease}
.ai-err-msg.on{opacity:1}
.ai-dlg-submit{background:#4285f4;color:#fff;border-radius:4px;padding:5px 14px;font-size:9px;font-weight:600;cursor:default;transition:background .15s ease,transform .15s ease}
.ai-dlg-submit.disabled{background:#c6d0df;color:#fff}
.ai-dlg-submit.hl{background:#2b67cc;transform:scale(.97)}

/* Success toast */
.ai-toast{position:absolute;top:10px;left:50%;transform:translateX(-50%) translateY(-10px);background:#fff;border-radius:8px;box-shadow:0 6px 22px rgba(0,0,0,.14);padding:8px 14px;display:flex;align-items:center;gap:8px;z-index:40;opacity:0;pointer-events:none;transition:opacity .3s ease,transform .3s ease;font-family:var(--db-font,system-ui,sans-serif)}
.ai-toast.on{opacity:1;transform:translateX(-50%) translateY(0)}
.ai-toast-ico{width:18px;height:18px;border-radius:50%;background:#0fbf7a;color:#fff;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700}
.ai-toast-txt{font-size:10px;color:#1a1a1a;font-weight:500}

/* Tip bubble */
.ga-tip{position:absolute;z-index:50;background:#fffde7;border:1px solid #f0e68c;border-radius:10px;padding:8px 12px;box-shadow:0 4px 16px rgba(0,0,0,.08);opacity:0;transform:translateY(6px);pointer-events:none;transition:opacity .3s ease,transform .3s ease;display:flex;align-items:flex-start;gap:7px;max-width:240px}
.ga-tip.on{opacity:1;transform:translateY(0)}
.ga-tip-ico{width:16px;height:16px;flex-shrink:0;margin-top:1px}
.ga-tip-ico svg{width:16px;height:16px}
.ga-tip-txt{font-size:10px;color:#5d4e00;line-height:1.45}
.ga-tip-txt b{font-weight:600;color:#3e3300}