/* ═══════ KAIVALYA ABACUS — App Styles (app.html) ═══════ */
:root{--navy:#1a237e;--blue:#1d4ed8;--gold:#fbbf24;--green:#16a34a;--red:#dc2626;--orange:#ea580c;--purple:#7c3aed;--text:#0f172a;--text2:#374151;--text3:#6b7280;--bg:#f8faff;--white:#fff;--g1:#f1f5f9;--g2:#e2e8f0;--sh:0 4px 24px rgba(26,35,126,.1);--sh2:0 8px 40px rgba(26,35,126,.18);--r:16px;--trans:all .3s cubic-bezier(.4,0,.2,1);}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{font-size:14px;-webkit-text-size-adjust:100%;}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);overflow-x:hidden;line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh;}
.mr{font-family:'Noto Sans Devanagari',sans-serif!important;}
input,button,select,textarea{font-family:inherit;}
/* Loading overlay */
#loadingOv{position:fixed;inset:0;background:rgba(10,15,50,.85);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:9999;color:#fff;gap:16px;transition:opacity .3s;}
#loadingOv.hide{opacity:0;pointer-events:none;}
.spinner{width:44px;height:44px;border:4px solid rgba(255,255,255,.2);border-top-color:var(--gold);border-radius:50%;animation:spin .8s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}
#loadingMsg{font-size:14px;font-weight:600;color:#c5cae9;}
/* Toast */
#toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%) translateY(80px);background:#0f172a;color:#fff;padding:11px 22px;border-radius:24px;font-size:12.5px;font-weight:600;z-index:8888;pointer-events:none;max-width:90vw;text-align:center;box-shadow:0 6px 24px rgba(0,0,0,.3);transition:transform .3s cubic-bezier(.34,1.56,.64,1);}
#toast.on{transform:translateX(-50%) translateY(0);}
/* Pages */
.page{display:none;min-height:100vh;}
.page.on{display:flex;flex-direction:column;}
/* Welcome */
#pg-welcome{background:linear-gradient(160deg,#050d2e,#1a237e,#1d4ed8);align-items:center;justify-content:center;padding:20px;position:relative;overflow:hidden;}
#pg-welcome::before{content:'🧮';position:absolute;right:-20px;bottom:-30px;font-size:200px;opacity:.04;pointer-events:none;}
.welcome-box{width:100%;max-width:400px;text-align:center;}
.wlogo{font-size:64px;margin-bottom:12px;}
.wname{font-size:26px;font-weight:900;color:#fff;line-height:1.15;}
.wname b{color:var(--gold);}
.wmr{font-size:15px;font-weight:700;color:#c5cae9;margin:4px 0 6px;font-family:'Noto Sans Devanagari',sans-serif;}
.wsub{font-size:11px;color:#93c5fd;margin-bottom:32px;line-height:1.6;}
.w-btns{display:flex;flex-direction:column;gap:12px;}
.w-btn{padding:14px 24px;border:none;border-radius:14px;font-size:15px;font-weight:700;cursor:pointer;transition:var(--trans);}
.w-btn-p{background:var(--gold);color:var(--navy);}
.w-btn-s{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.3);}
.w-btn:hover{transform:translateY(-2px);}
.w-div{color:rgba(255,255,255,.4);font-size:12px;margin:2px 0;}
/* OTP Page */
.auth-page{background:linear-gradient(160deg,#050d2e,#1a237e,#1d4ed8);align-items:center;justify-content:flex-start;padding:20px;padding-top:40px;}
.auth-box{width:100%;max-width:420px;margin:0 auto;background:#fff;border-radius:20px;padding:28px 24px;box-shadow:0 20px 60px rgba(0,0,0,.3);animation:slideUp .4s ease;}
@keyframes slideUp{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:translateY(0);}}
.auth-logo{text-align:center;margin-bottom:20px;}
.auth-logo .ico{font-size:40px;}
.auth-logo .ttl{font-size:18px;font-weight:800;color:var(--navy);margin-top:6px;}
.auth-logo .sub{font-size:11px;color:var(--text3);}
.form-group{margin-bottom:14px;}
.form-label{font-size:11px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.4px;margin-bottom:5px;display:block;}
.form-input{width:100%;padding:11px 14px;border:2px solid var(--g2);border-radius:10px;font-size:14px;font-weight:500;color:var(--text);background:#fff;transition:border-color .15s;}
.form-input:focus{outline:none;border-color:var(--blue);}
.submit-btn{width:100%;padding:13px;background:var(--navy);color:#fff;border:none;border-radius:12px;font-size:15px;font-weight:700;cursor:pointer;transition:var(--trans);margin-top:4px;}
.submit-btn:hover{background:var(--blue);transform:translateY(-1px);}
.submit-btn:disabled{opacity:.6;cursor:not-allowed;transform:none;}
.otp-input{width:100%;padding:14px;border:2px solid var(--g2);border-radius:10px;font-size:24px;font-weight:700;text-align:center;letter-spacing:8px;color:var(--navy);}
.otp-input:focus{outline:none;border-color:var(--navy);}
.hidden{display:none!important;}
.err-box{background:var(--rbg,#fee2e2);border:1px solid #fca5a5;color:var(--red);border-radius:8px;padding:9px 12px;font-size:12px;font-weight:500;margin-bottom:12px;display:none;}
.demo-otp-box{background:#fffbeb;border:2px dashed var(--gold);border-radius:10px;padding:12px;text-align:center;margin-top:10px;}
.demo-otp-code{font-size:28px;font-weight:900;color:var(--navy);letter-spacing:4px;margin:6px 0;}
.back-link{text-align:center;margin-top:14px;font-size:12px;color:var(--text3);cursor:pointer;}
.back-link span{color:var(--blue);font-weight:600;}
/* Select */
.form-select{width:100%;padding:11px 14px;border:2px solid var(--g2);border-radius:10px;font-size:14px;color:var(--text);background:#fff;cursor:pointer;}
.form-select:focus{outline:none;border-color:var(--blue);}
/* App Shell */
#app-shell{display:none;flex-direction:column;min-height:100vh;}
/* Navbar */
.navbar{position:sticky;top:0;z-index:100;background:linear-gradient(135deg,#050d2e,#1a237e,#1d4ed8);box-shadow:0 2px 16px rgba(0,0,0,.4);display:flex;align-items:center;justify-content:space-between;padding:0 16px;min-height:56px;gap:8px;flex-shrink:0;}
.nb-brand{display:flex;align-items:center;gap:8px;}
.nb-logo{font-size:20px;}
.nb-title{font-size:14px;font-weight:800;color:#fff;line-height:1.1;}
.nb-title b{color:var(--gold);}
.nb-user-info{font-size:9px;color:#93c5fd;margin-top:1px;}
.nb-right{display:flex;align-items:center;gap:6px;}
.nb-pill{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#fff;border-radius:20px;padding:5px 12px;font-size:11px;font-weight:600;cursor:pointer;-webkit-tap-highlight-color:transparent;}
.timer-pill{display:none;align-items:center;gap:3px;background:rgba(251,146,60,.15);border:1px solid #fb923c;color:#fb923c;}
.timer-pill.on{display:inline-flex;}
.timer-pill.w{border-color:#ef4444;color:#ef4444;animation:blink 1s infinite;}
@keyframes blink{50%{opacity:.4;}}
/* Tab bar */
.tab-bar{position:fixed;bottom:0;left:0;right:0;z-index:100;background:#fff;border-top:1px solid var(--g2);display:flex;box-shadow:0 -4px 20px rgba(0,0,0,.08);}
.tbar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:8px 4px;border:none;background:transparent;cursor:pointer;color:var(--text3);font-size:9.5px;font-weight:600;gap:3px;-webkit-tap-highlight-color:transparent;transition:color .15s;}
.tbar-item .ti{font-size:20px;line-height:1;}
.tbar-item.on{color:var(--navy);}
/* Sub pages */
.sub-page{display:none;flex:1;overflow-y:auto;padding-bottom:80px;}
.sub-page.on{display:block;}
.cx{max-width:1100px;margin:0 auto;padding:14px 14px 0;}
@media(max-width:600px){.cx{padding:10px 10px 0;}}
/* Cards */
.card{background:var(--white);border-radius:16px;padding:18px;box-shadow:var(--sh);margin-bottom:14px;border:1px solid rgba(226,232,240,.5);}
.card-hd{font-size:14px;font-weight:700;color:var(--navy);display:flex;align-items:center;justify-content:space-between;gap:8px;padding-bottom:10px;border-bottom:2px solid #eef2ff;margin-bottom:14px;}
/* Stats */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:14px;}
@media(min-width:600px){.stat-grid{grid-template-columns:repeat(4,1fr);}}
.stat-card{background:var(--white);border-radius:14px;padding:14px;box-shadow:var(--sh);border:1px solid rgba(226,232,240,.5);text-align:center;}
.sc-val{font-size:26px;font-weight:900;color:var(--navy);line-height:1;}
.sc-lbl{font-size:10px;color:var(--text3);margin-top:4px;font-weight:500;}
.sc-mr{font-family:'Noto Sans Devanagari',sans-serif;font-size:9px;color:#94a3b8;margin-top:1px;}
/* Dashboard hero */
.dash-hero{background:linear-gradient(135deg,var(--navy),var(--blue));border-radius:16px;padding:20px;margin-bottom:14px;display:flex;align-items:center;justify-content:space-between;gap:12px;box-shadow:0 4px 20px rgba(26,35,126,.25);}
.dh-greet{font-size:12px;color:#93c5fd;font-weight:500;}
.dh-name{font-size:20px;font-weight:800;color:#fff;line-height:1.2;}
.dh-level{display:inline-block;background:rgba(252,211,77,.25);color:var(--gold);border-radius:10px;padding:3px 10px;font-size:10px;font-weight:600;margin-top:8px;}
.dh-ico{font-size:48px;flex-shrink:0;}
/* Quick buttons */
.quick-btns{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px;}
.qbtn{background:var(--white);border-radius:14px;padding:16px 12px;box-shadow:var(--sh);border:1px solid rgba(226,232,240,.5);cursor:pointer;transition:var(--trans);text-align:center;border:none;-webkit-tap-highlight-color:transparent;}
.qbtn:hover{transform:translateY(-2px);box-shadow:var(--sh2);}
.qbtn .qb-icon{font-size:28px;margin-bottom:6px;}
.qbtn .qb-label{font-size:12px;font-weight:700;color:var(--navy);}
.qbtn .qb-mr{font-size:10px;font-family:'Noto Sans Devanagari',sans-serif;color:var(--text3);margin-top:2px;}
/* Session item */
.session-item{background:var(--white);border-radius:12px;padding:13px 15px;box-shadow:var(--sh);border:1px solid rgba(226,232,240,.5);display:flex;align-items:center;gap:12px;margin-bottom:8px;}
.si-date{font-size:10px;color:var(--text3);min-width:80px;}
.si-level{font-size:10px;font-weight:600;padding:3px 8px;border-radius:20px;background:var(--g1);color:var(--navy);white-space:nowrap;}
.si-right{display:flex;gap:8px;margin-left:auto;align-items:center;}
.si-acc{font-size:13px;font-weight:700;color:var(--navy);}
.si-cor{font-size:10px;color:var(--green);font-weight:600;}
.si-str{font-size:10px;color:var(--orange);font-weight:600;}
/* Abacus (same as main) */
.ab-frame{background:linear-gradient(180deg,#fffde7,#fff8e1);border:4px solid #6d4c41;border-radius:16px;padding:10px 6px 22px;position:relative;box-shadow:inset 0 2px 8px rgba(0,0,0,.08),0 6px 20px rgba(0,0,0,.1);user-select:none;touch-action:manipulation;}
.ab-frame::before,.ab-frame::after{content:'';position:absolute;top:50%;width:12px;height:12px;background:#6d4c41;border-radius:50%;transform:translateY(-50%);}
.ab-frame::before{left:-7px;}.ab-frame::after{right:-7px;}
.ab-beam{position:absolute;left:8px;right:8px;height:11px;background:linear-gradient(180deg,#5d4037,#3e2723);border-radius:3px;z-index:5;box-shadow:0 2px 5px rgba(0,0,0,.35);}
.ab-rods{display:flex;height:190px;position:relative;padding:0 2px;}
@media(max-width:500px){.ab-rods{height:165px;}}
.rod-col{flex:1;display:flex;flex-direction:column;align-items:center;max-width:90px;}
.rod-dv{font-size:13px;font-weight:700;height:22px;display:flex;align-items:center;justify-content:center;color:#dc2626;}
.rod-dv.z{color:#cbd5e1;}
.rod-area{flex:1;width:100%;display:flex;flex-direction:column;align-items:center;position:relative;}
.rod-line{position:absolute;top:0;bottom:0;left:50%;width:5px;transform:translateX(-50%);background:#bcaaa4;border-radius:3px;z-index:1;transition:background .2s;}
.rod-line.lit{background:#f97316;}
.hz{height:43%;width:100%;display:flex;align-items:flex-end;justify-content:center;z-index:6;padding-bottom:4px;position:relative;}
.ez{height:57%;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;z-index:6;padding-top:4px;gap:3px;position:relative;}
.bead{width:44px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10.5px;font-weight:700;color:#fff;cursor:pointer;z-index:7;box-shadow:0 3px 8px rgba(0,0,0,.3),inset 0 1px 3px rgba(255,255,255,.2);transition:transform .1s;-webkit-tap-highlight-color:transparent;}
.bead:hover{transform:scale(1.1);}.bead:active{transform:scale(.92);}
.hb{background:linear-gradient(135deg,#e9d5ff,#c084fc);border:2px solid #a855f7;}
.hb.on{background:linear-gradient(135deg,#6d28d9,#4c1d95);border:2px solid #3b0764;}
.eb{background:linear-gradient(135deg,#bbf7d0,#86efac);border:2px solid #22c55e;}
.eb.on{background:linear-gradient(135deg,#15803d,#14532d);border:2px solid #052e16;}
@media(max-width:600px){.bead{width:38px;height:23px;font-size:10px;}}
@media(max-width:400px){.bead{width:32px;height:20px;font-size:9px;}}
.rod-lbls{display:flex;justify-content:space-around;padding-top:6px;}
.rl{flex:1;max-width:90px;text-align:center;}
.rl .en{font-size:8px;font-weight:700;color:#64748b;display:block;}
.rl .mr{font-size:7.5px;color:#94a3b8;display:block;font-family:'Noto Sans Devanagari',sans-serif!important;}
.val-bar{display:flex;align-items:center;justify-content:center;gap:12px;background:linear-gradient(135deg,#eef2ff,#e0e7ff);border-radius:12px;padding:11px 14px;margin:10px 0;border:1px solid #c7d2fe;}
.vnum{font-size:38px;font-weight:900;color:var(--navy);line-height:1;}
.vinfo{font-size:10px;color:#4f46e5;line-height:1.7;}
.vword{font-size:12px;font-weight:700;color:#1e40af;}
/* Practice */
.prob-hero{background:linear-gradient(135deg,var(--navy),var(--blue));border-radius:14px;padding:16px;margin-bottom:12px;text-align:center;box-shadow:0 4px 16px rgba(26,35,126,.25);}
.prob-badge{display:inline-block;background:rgba(252,211,77,.25);color:var(--gold);border-radius:12px;padding:3px 12px;font-size:10px;font-weight:600;margin-bottom:6px;}
.prob-q{font-size:32px;font-weight:900;color:#fff;letter-spacing:1px;}
.prob-mr{font-size:12px;font-weight:600;color:#c5cae9;margin-top:3px;font-family:'Noto Sans Devanagari',sans-serif;}
.ans-row{display:flex;gap:8px;margin-bottom:10px;}
.ans-f{flex:1;padding:12px 14px;border:2.5px solid var(--g2);border-radius:12px;font-size:22px;font-weight:700;text-align:center;color:var(--navy);}
.ans-f:focus{outline:none;border-color:var(--navy);}
.ans-f.ok{border-color:var(--green);background:#dcfce7;}
.ans-f.bad{border-color:var(--red);background:#fee2e2;}
.chk-btn{padding:12px 18px;background:var(--navy);color:#fff;border:none;border-radius:12px;font-size:14px;font-weight:700;cursor:pointer;}
.chk-btn:hover{background:var(--blue);}
.pfb{border-radius:12px;padding:11px 16px;text-align:center;font-weight:600;font-size:12.5px;margin-bottom:10px;display:none;}
.pfb.ok{background:#dcfce7;color:#15803d;display:block;border:1px solid #86efac;}
.pfb.bad{background:#fee2e2;color:#b91c1c;display:block;border:1px solid #fca5a5;}
.hb-box{background:#fffbeb;border:1.5px solid #fbbf24;border-radius:12px;padding:12px;display:none;margin-top:10px;}
.hb-box.on{display:block;}
.hb-s{background:#fff;border-radius:7px;padding:7px 11px;margin:3px 0;font-size:10.5px;line-height:1.55;border-left:3px solid #fbbf24;}
/* Stats */
.stats-bar{display:flex;background:var(--g1);border-radius:12px;overflow:hidden;margin-bottom:10px;border:1px solid var(--g2);}
.st{flex:1;text-align:center;padding:9px 4px;border-right:1px solid var(--g2);}
.st:last-child{border-right:none;}
.st-v{font-size:18px;font-weight:800;color:var(--navy);line-height:1;}
.st-l{font-size:9px;color:#94a3b8;margin-top:2px;}
.prog-bar{height:8px;background:#e0e7ff;border-radius:4px;overflow:hidden;margin:6px 0;}
.prog-fill{height:100%;background:linear-gradient(90deg,var(--blue),#60a5fa);border-radius:4px;transition:width .6s;}
.lv-row{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:10px;}
.lvb{flex:1;min-width:52px;padding:7px 4px;border:2px solid var(--g2);border-radius:10px;text-align:center;cursor:pointer;background:#fff;font-size:9.5px;font-weight:600;color:var(--text3);transition:all .15s;line-height:1.3;}
.lvb.on{background:var(--navy);color:#fff;border-color:var(--navy);}
.lvb .ln{font-size:14px;font-weight:800;display:block;}
/* Session result */
.session-result{background:linear-gradient(135deg,var(--navy),var(--blue));border-radius:16px;padding:24px;text-align:center;margin-bottom:14px;}
.sr-stars{font-size:32px;margin-bottom:8px;}
.sr-title{font-size:20px;font-weight:800;color:#fff;margin-bottom:4px;}
.sr-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px;}
.sr-item{background:rgba(255,255,255,.12);border-radius:10px;padding:10px;text-align:center;}
.sr-val{font-size:22px;font-weight:900;color:#fff;}
.sr-lbl{font-size:9.5px;color:#93c5fd;margin-top:2px;}
/* Progress/leaderboard */
.bar-chart{background:var(--g1);border-radius:12px;padding:12px;margin-bottom:10px;}
.bc-title{font-size:11px;font-weight:600;color:var(--text3);margin-bottom:8px;}
.bc-bars{display:flex;align-items:flex-end;gap:4px;height:80px;}
.bc-wrap{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;}
.bc-bar{width:100%;border-radius:4px 4px 0 0;min-height:4px;transition:height .5s ease;}
.bc-val{font-size:9px;font-weight:600;color:var(--navy);}
.bc-lbl{font-size:8px;color:var(--text3);}
.lb-row{display:flex;align-items:center;gap:12px;background:var(--white);border-radius:12px;padding:12px 15px;box-shadow:var(--sh);border:1px solid rgba(226,232,240,.5);margin-bottom:8px;}
.lb-you{background:#eef2ff!important;border:1.5px solid #c7d2fe!important;}
.lb-rank{font-size:18px;font-weight:900;min-width:32px;text-align:center;}
.lb-rank.r1{color:#fbbf24;}.lb-rank.r2{color:#94a3b8;}.lb-rank.r3{color:#b87333;}
.lb-info{flex:1;min-width:0;}
.lb-name{font-size:13px;font-weight:700;color:var(--text);}
.lb-level{font-size:10px;color:var(--text3);margin-top:1px;}
.lb-score{text-align:right;}
.lb-cor{font-size:16px;font-weight:800;color:var(--navy);}
.lb-sess{font-size:10px;color:var(--text3);}
/* Formulas in app */
.fc-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
@media(max-width:550px){.fc-grid{grid-template-columns:1fr;}}
.fc{border-radius:12px;padding:14px;border:2px solid;display:flex;flex-direction:column;gap:8px;}
.fc-h{font-size:13px;font-weight:700;}
.fc-mr{font-size:11px;font-family:'Noto Sans Devanagari',sans-serif;opacity:.85;}
.fc-when{font-size:10px;background:rgba(255,255,255,.6);border-radius:6px;padding:5px 8px;}
.fc-wmr{font-family:'Noto Sans Devanagari',sans-serif;font-size:9.5px;color:#6b7280;display:block;margin-top:2px;}
.fc-rows{display:flex;flex-direction:column;gap:2px;}
.fc-row{display:flex;justify-content:space-between;align-items:flex-start;padding:4px 8px;border-radius:5px;font-size:10.5px;}
.fc-row:nth-child(odd){background:rgba(255,255,255,.55);}
.fc-k{font-weight:700;}.fc-v{font-weight:600;color:var(--text2);}
.fc-mr2{font-family:'Noto Sans Devanagari',sans-serif;font-size:9.5px;color:#6b7280;display:block;margin-top:1px;}
.fc-mem{font-size:10px;font-weight:700;background:rgba(255,255,255,.7);border-radius:6px;padding:5px 8px;}
.fc-mr3{font-family:'Noto Sans Devanagari',sans-serif;font-size:9.5px;display:block;margin-top:2px;font-weight:600;}
/* Quick set grid */
.qgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:4px;margin:8px 0;}
.qb{background:var(--g1);border:1.5px solid var(--g2);border-radius:8px;padding:6px;font-size:13px;font-weight:700;color:var(--navy);cursor:pointer;text-align:center;}
.qb:hover{background:#dbeafe;border-color:#3b82f6;}
/* Admin shell */
#admin-shell{display:none;flex-direction:column;min-height:100vh;}
.admin-stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:14px;}
@media(min-width:600px){.admin-stat-grid{grid-template-columns:repeat(5,1fr);}}
.ast{background:var(--white);border-radius:14px;padding:14px;box-shadow:var(--sh);border-left:4px solid;text-align:center;}
.ast .av{font-size:26px;font-weight:900;line-height:1;}
.ast .al{font-size:10px;color:var(--text3);margin-top:4px;}
/* Table */
.stu-search{width:100%;padding:10px 14px;border:2px solid var(--g2);border-radius:10px;font-size:13px;margin-bottom:12px;background:#fff;}
.stu-search:focus{outline:none;border-color:var(--blue);}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.data-tbl{width:100%;border-collapse:collapse;font-size:12px;min-width:600px;}
table.data-tbl th{background:var(--navy);color:#fff;padding:9px 12px;text-align:left;font-size:11px;white-space:nowrap;}
table.data-tbl td{padding:9px 12px;border-bottom:1px solid var(--g2);vertical-align:middle;}
table.data-tbl tbody tr:hover{background:var(--g1);}
.tbl-badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:10px;font-weight:600;white-space:nowrap;}
.tbl-action{font-size:11px;font-weight:600;cursor:pointer;padding:4px 10px;border-radius:8px;border:1.5px solid;background:transparent;transition:all .12s;}
.ta-view{color:var(--blue);border-color:#bfdbfe;margin-right:3px;}
.ta-view:hover{background:#dbeafe;}
.ta-edit{color:var(--orange);border-color:#fed7aa;margin-right:3px;}
.ta-edit:hover{background:#ffedd5;}
.ta-del{color:var(--red);border-color:#fecaca;}
.ta-del:hover{background:#fee2e2;}
/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:500;display:none;align-items:center;justify-content:center;padding:16px;}
.modal-overlay.on{display:flex;}
.modal{background:#fff;border-radius:20px;padding:24px;width:100%;max-width:480px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.3);animation:slideUp .3s ease;}
.modal-title{font-size:16px;font-weight:700;color:var(--navy);margin-bottom:16px;display:flex;justify-content:space-between;align-items:center;}
.modal-close{font-size:20px;cursor:pointer;color:var(--text3);}
/* Buttons */
.btn{padding:9px 16px;border:none;border-radius:20px;font-size:11.5px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:5px;transition:var(--trans);}
.btn:hover{transform:translateY(-2px);}
.b-r{background:#fee2e2;color:#b91c1c;border:1.5px solid #fecaca;}
.b-b{background:#dbeafe;color:#1d4ed8;border:1.5px solid #bfdbfe;}
.b-d{background:var(--navy);color:#fff;border:1.5px solid var(--blue);}
.b-gr{background:#dcfce7;color:var(--green);border:1.5px solid #86efac;}
.btn-row-c{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin:10px 0;}
/* Empty state */
.empty-state{text-align:center;padding:30px;color:var(--text3);font-size:13px;}
.empty-state .ei{font-size:40px;margin-bottom:8px;}
/* Demo step */
.demo-step{font-size:11.5px;color:#475569;min-height:40px;background:#e0e7ff;border-radius:10px;padding:11px 14px;margin:10px 0;line-height:1.6;}