/*
 * ============================================================
 * NEDAL SOFTWARE
 * ============================================================
 *
 *   ███████  █████  ██    ██ ██████  ██
 *   ██      ██   ██ ██    ██ ██   ██ ██
 *   ███████ ███████ ██    ██ ██   ██ ██
 *        ██ ██   ██ ██    ██ ██   ██ ██
 *   ███████ ██   ██  ██████  ██████  ██
 *
 *   صُنع في السعودية  |  Made in Saudi Arabia
 *
 * ============================================================
 *
 * Project Name : omr-sheet-generator
 * Project Title: OMR Bubble Sheet Generator
 * Version      : 3.0.0
 * File Created : 2026-10-30
 *
 * Developed by: Nedal Hussein Al Masseri
 * Website: https://www.almasseri.net
 *
 * Copyright (c) 2026 Nedal Hussein Al Masseri
 * All Rights Reserved.
 *
 * Unauthorized copying, modification, redistribution,
 * or resale is strictly prohibited without prior
 * written permission.
 *
 * ============================================================

 */
:root{
  --bg:#EEF2F6; --surface:#FFFFFF; --sunk:#F6F8FA; --text:#1B2433; --muted:#5B6878;
  --line:#D5DDE6; --ink:#1D3557; --ink-text:#FFFFFF; --dropout:#D1495B; --dropout-soft:#FBE7EA;
  --ok:#2E7D5B; --dot:#C9D3DE;
  color-scheme: light;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0E151E; --surface:#16202C; --sunk:#121A24; --text:#E4EAF1; --muted:#97A5B6;
    --line:#2A3746; --ink:#9DB8FF; --ink-text:#0E151E; --dropout:#FF6F82; --dropout-soft:#3A1C24;
    --ok:#5FD39C; --dot:#253242; color-scheme: dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0E151E; --surface:#16202C; --sunk:#121A24; --text:#E4EAF1; --muted:#97A5B6;
  --line:#2A3746; --ink:#9DB8FF; --ink-text:#0E151E; --dropout:#FF6F82; --dropout-soft:#3A1C24;
  --ok:#5FD39C; --dot:#253242; color-scheme: dark;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-smooth [data-lenis-prevent]{overscroll-behavior:contain}
body{margin:0;background:var(--bg);color:var(--text);font-family:"IBM Plex Sans Arabic","Segoe UI",Tahoma,sans-serif;font-size:15px;line-height:1.6}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--surface)}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--dropout);outline-offset:2px}
[hidden]{display:none!important}

.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--surface);border-bottom:1px solid var(--line);transition:box-shadow .3s}
.top.scrolled{box-shadow:0 6px 18px -12px rgba(20,30,50,.35)}
.top-in{max-width:1440px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:16px}
.brand-bubbles{flex:none}
.brand h1{margin:0;font-size:20px;font-weight:700}
.brand p{margin:0;color:var(--muted);font-size:13px}

.layout{max-width:1440px;margin:0 auto;padding:20px;display:grid;grid-template-columns:400px 1fr;gap:20px;align-items:start}
.panel{position:sticky;top:calc(env(safe-area-inset-top,0px) + 86px);max-height:calc(100vh - 110px);overflow:auto;display:flex;flex-direction:column;gap:14px;padding-inline-end:4px}
.step{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px}
.step-h{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.step-n{width:26px;height:26px;border-radius:50%;border:1.5px solid var(--dropout);color:var(--dropout);display:grid;place-items:center;font-size:13px;font-weight:700;flex:none;transition:background .3s,color .3s}
.step.done .step-n{background:var(--dropout);color:#fff}
.step-h h2{margin:0;font-size:16px}
.step-h .sub{margin-inline-start:auto;font-size:12px;color:var(--muted)}
.lbl{font-size:12.5px;color:var(--muted);margin:10px 0 4px}
.drop{display:block;border:1.5px dashed var(--line);border-radius:10px;padding:12px;text-align:center;cursor:pointer;background:var(--sunk);transition:border-color .2s,background .2s}
.drop:hover,.drop.over{border-color:var(--dropout);background:var(--dropout-soft)}
.drop strong{display:block;font-size:14px}
.drop span{font-size:12.5px;color:var(--muted)}
.drop input{display:none}
.info{margin-top:8px;font-size:13px;color:var(--ok)}
.info:empty{display:none}
.info.err{color:var(--dropout)}
.warn{color:var(--dropout);font-size:13px;margin-top:4px}

.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.btn{border:1px solid var(--line);background:var(--surface);border-radius:9px;padding:7px 12px;cursor:pointer;font-size:14px;transition:border-color .2s,background .2s}
.btn:hover{border-color:var(--ink)}
.btn.small{padding:4px 10px;font-size:13px}
.btn.primary{background:var(--ink);border-color:var(--ink);color:var(--ink-text);font-weight:700;padding:11px 16px;width:100%;font-size:15px}
.btn.primary:disabled{opacity:.45;cursor:not-allowed}
.btn.danger{color:var(--dropout)}
.btn.icon{padding:6px 10px;min-width:38px}
.btn:disabled{opacity:.45;cursor:not-allowed}

.chips{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}
.chip{border:1px solid var(--line);background:var(--sunk);border-radius:20px;padding:4px 12px;font-size:13px;cursor:pointer}
.chip[aria-pressed="true"]{border-color:var(--dropout);background:var(--dropout-soft);color:var(--dropout);font-weight:700}
.chip.ghost{border-style:dashed;color:var(--muted)}
.chip small{color:var(--muted);font-weight:400}

.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid2 .full{grid-column:1/-1}
.editor{border-top:1px solid var(--line);padding-top:12px;margin-top:4px}
.fld-l{display:flex;flex-direction:column;gap:4px;font-size:12.5px;color:var(--muted)}
.fld-l input[type=text],.fld-l input[type=number],.fld-l select,.sel,.inp{background:var(--sunk);border:1px solid var(--line);border-radius:8px;padding:7px 9px;font-size:14px;color:var(--text);width:100%}
.fld-l input[type=color]{width:100%;height:36px;border:1px solid var(--line);border-radius:8px;background:var(--sunk);padding:2px}
.check{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text);cursor:pointer}
.seg{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.seg button{flex:1;border:0;background:var(--sunk);padding:7px 4px;cursor:pointer;font-size:13px}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--ink-text)}
.empty-note{color:var(--muted);font-size:13px;margin:4px 0 0}
.meta{font-size:12.5px;color:var(--muted);margin-top:4px}

.subj-row{display:grid;grid-template-columns:1fr 1fr auto;gap:6px;margin-bottom:6px}
.subj-row .inp,.subj-row .sel{padding:6px 8px;font-size:13.5px}

.radio{display:flex;flex-direction:column;gap:6px;margin:6px 0 10px}
.radio label{display:flex;gap:8px;align-items:flex-start;font-size:14px;cursor:pointer}
.radio small{display:block;color:var(--muted);font-size:12px}
.progress{height:8px;background:var(--sunk);border-radius:6px;overflow:hidden;margin-top:12px;border:1px solid var(--line)}
.progress i{display:block;height:100%;width:0;background:var(--dropout);transition:width .15s}
.result{font-size:13.5px;margin-top:10px}
.result b{color:var(--ok)}
.credit{margin:0;text-align:center;color:var(--muted);font-size:12.5px;padding:2px 0 6px}

.stage{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;min-width:0;position:sticky;top:calc(env(safe-area-inset-top,0px) + 86px)}
.stage-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 14px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.rec{display:flex;align-items:center;gap:8px;font-size:14px;flex-wrap:wrap}
.rec-name{color:var(--muted);font-size:13px;max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.stage-tip{color:var(--muted);font-size:12.5px}
.canvas-area{padding:22px;background-color:var(--sunk);background-image:radial-gradient(var(--dot) 1.2px,transparent 1.3px);background-size:16px 16px;overflow:auto;max-height:calc(100vh - 160px);min-height:420px;display:flex;justify-content:center;align-items:flex-start}
.paper{position:relative;box-shadow:0 10px 30px -14px rgba(10,20,40,.45);background:#fff;flex:none}
.paper canvas{display:block}
.overlay{position:absolute;inset:0}
.fld{position:absolute;cursor:grab;touch-action:none;outline:1px dashed rgba(29,53,87,.45);outline-offset:1px;user-select:none}
.fld .body,.fld img,.fld svg{display:block;width:100%;height:100%;pointer-events:none}
.fld.sel{outline:2px solid var(--dropout);z-index:2}
.fld.dragging{cursor:grabbing}
.fld .tag{position:absolute;bottom:100%;inset-inline-end:0;background:var(--dropout);color:#fff;font-size:11px;padding:1px 6px;border-radius:4px 4px 0 0;white-space:nowrap;display:none;font-family:"IBM Plex Sans Arabic",sans-serif}
.fld.sel .tag{display:block}
.fld.bad{outline:2px dashed var(--dropout);background:repeating-linear-gradient(45deg,rgba(209,73,91,.12) 0 6px,transparent 6px 12px)}
.guide{position:absolute;border:1px dashed var(--dropout);background:rgba(209,73,91,.06);pointer-events:none;display:none}
.guide.on{display:block}
.placeholder{width:min(520px,100%);aspect-ratio:1/1.414;border:2px dashed var(--line);border-radius:6px;display:grid;place-items:center;text-align:center;padding:30px;color:var(--muted);background:var(--surface)}

@media (max-width: 900px){
  .layout{grid-template-columns:1fr;padding:12px}
  .panel{position:static;max-height:none;overflow:visible;padding:0}
  .stage{position:static}
  .canvas-area{padding:12px;min-height:300px;max-height:none}
  .top-in{padding:10px 14px}
}
@media (prefers-reduced-motion: reduce){*{transition:none!important}}

/* ===== app shell: no page scrollbar ===== */
html,body{height:100%}
body{display:flex;flex-direction:column;overflow:hidden}
.top{position:relative;top:0;flex:none}
.scroller{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;scrollbar-width:none;-ms-overflow-style:none}
.scroller::-webkit-scrollbar{display:none}
.canvas-area{scrollbar-width:thin}
/* ===== wizard (v2) ===== */
.wizard{max-width:1240px;margin:0 auto;padding:18px 20px 24px}
.stepper{position:relative;display:flex;justify-content:space-between;max-width:760px;margin:4px auto 22px;padding:0 6px}
.stepper .track,.stepper .bar{position:absolute;top:20px;height:3px;border-radius:3px}
.stepper .track{inset-inline:52px;background:var(--line)}
.stepper .bar{inset-inline-start:52px;width:0;background:var(--dropout);transition:width .5s cubic-bezier(.2,.8,.2,1)}
.sbtn{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:6px;background:none;border:0;cursor:pointer;width:92px;padding:0}
.sbtn .c{width:42px;height:42px;border-radius:50%;border:2px solid var(--dropout);background:var(--surface);color:var(--dropout);display:grid;place-items:center;font-weight:700;font-size:16px;transition:background .3s,color .3s,box-shadow .3s}
.sbtn.done .c{background:var(--dropout);color:#fff}
.sbtn.cur .c{box-shadow:0 0 0 6px var(--dropout-soft)}
.sbtn .t{font-size:13px;color:var(--muted);line-height:1.3;text-align:center}
.sbtn.cur .t{color:var(--text);font-weight:700}
.pane{display:none}
.pane.on{display:block}
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px}
.narrow{max-width:760px;margin:0 auto}
.pane-h{margin-bottom:16px}
.pane-h h2{margin:0;font-size:22px;line-height:1.35}
.pane-h p{margin:4px 0 0;color:var(--muted);font-size:14px}
.split{display:grid;grid-template-columns:380px 1fr;gap:18px;align-items:start}
.split > .card{position:sticky;top:calc(env(safe-area-inset-top,0px) + 82px);max-height:calc(100vh - 190px);overflow:auto}
.stage{position:static}
.split .canvas-area{max-height:calc(100vh - 230px)}
.big-drop{padding:34px 18px;border-radius:14px}
.big-drop strong{font-size:16px}
.fast{margin-top:14px;padding:14px;border-radius:12px;background:var(--dropout-soft);display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.fast p{margin:0;font-size:14px}
.sect{margin-top:18px}
.sect:first-child{margin-top:0}
.sect h3{margin:0 0 6px;font-size:15px}
.navbar{position:relative;flex:none;z-index:6;background:var(--surface);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom,0px)}
.navbar-in{max-width:1240px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.navbar .where{font-size:13px;color:var(--muted);text-align:center;line-height:1.4}
.navbar .where small{display:block;font-size:11.5px;opacity:.85}
.btn.next{background:var(--ink);border-color:var(--ink);color:var(--ink-text);font-weight:700;padding:10px 18px}
.btn.prev{padding:10px 16px}
.credit-line{text-align:center;color:var(--muted);font-size:12.5px;margin:22px 0 0}
.gen-card .btn.primary{font-size:17px;padding:14px}
@media (max-width: 900px){
  .wizard{padding:12px 12px 20px}
  .split{grid-template-columns:1fr}
  .split > .card{position:static;max-height:none}
  .sbtn{width:60px}
  .sbtn .c{width:36px;height:36px;font-size:14px}
  .stepper .track,.stepper .bar{top:17px;inset-inline-start:36px}
  .stepper .track{inset-inline:36px}
  .sbtn .t{font-size:11.5px}
  .card{padding:16px}
  .pane-h h2{font-size:19px}
}
@media (min-width: 901px){
  body.fit .scroller{overflow:hidden}
  body.fit .wizard{height:100%;display:flex;flex-direction:column;padding-bottom:16px}
  body.fit .stepper{flex:none}
  body.fit .pane.on{flex:1;min-height:0}
  body.fit .split{height:100%}
  body.fit .split > .card{position:static;max-height:100%;height:100%;overflow:auto;scrollbar-width:thin}
  body.fit .stage-slot{height:100%;min-height:0}
  body.fit .stage{height:100%;display:flex;flex-direction:column}
  body.fit .canvas-area{flex:1;min-height:0;max-height:none}
}

/* ===== v3: server edition ===== */
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.school-bar{margin-inline-start:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.school-bar .sel{width:auto;min-width:180px;max-width:280px;padding:6px 10px}
.save-state{font-size:12.5px;color:var(--muted);min-width:0;display:inline-flex;align-items:center;gap:6px}
.save-state:empty{display:none}
.save-state::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--muted)}
.save-state[data-state="saved"]{color:var(--ok)}
.save-state[data-state="saved"]::before{background:var(--ok)}
.save-state[data-state="saving"]::before{background:#E0A100}
.save-state[data-state="error"]{color:var(--dropout)}
.save-state[data-state="error"]::before{background:var(--dropout)}
.privacy{margin:10px 0 0;font-size:12.5px;color:var(--muted)}
.dlg{border:1px solid var(--line);border-radius:16px;padding:0;background:var(--surface);color:var(--text);width:min(440px,92vw);box-shadow:0 30px 60px -20px rgba(10,20,40,.45)}
.dlg::backdrop{background:rgba(14,21,30,.45);backdrop-filter:blur(3px)}
.dlg form{padding:22px;display:flex;flex-direction:column;gap:14px}
.dlg h3{margin:0;font-size:18px}
.dlg-actions{display:flex;gap:8px;flex-wrap:wrap}
.dlg-actions .danger{margin-inline-start:auto}
.login-page{display:grid;place-items:center;overflow:auto;padding:20px}
.login-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:28px;width:min(400px,100%);display:flex;flex-direction:column;gap:14px;text-align:center;color:var(--text)}
.login-card h1{margin:0;font-size:22px}
.login-card p{margin:0;color:var(--muted)}
.login-card .fld-l{text-align:start}
.login-card svg{margin:0 auto;color:var(--text)}
@media (max-width: 900px){
  .top-in{flex-wrap:wrap}
  .brand p{display:none}
  .school-bar{width:100%;justify-content:flex-start;margin:0}
  .school-bar .sel{flex:1;min-width:0}
}


/* ===== v3.1: stored data notice ===== */
.notice{max-width:760px;margin:-6px auto 16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:12px 14px;border-radius:12px;border:1px solid color-mix(in srgb, var(--ok) 35%, var(--line));background:color-mix(in srgb, var(--ok) 9%, var(--surface))}
.notice p{margin:0;flex:1;min-width:220px;font-size:14px}
.notice-ic{width:22px;height:22px;border-radius:50%;background:var(--ok);flex:none;position:relative}
.notice-ic::after{content:"";position:absolute;inset:5px 7px 7px 7px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg) translate(-1px,-1px)}
.stored{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;margin-bottom:12px;border-radius:12px;background:var(--sunk);border:1px solid var(--line)}
.stored strong{display:block;font-size:14.5px;word-break:break-all}
.stored span{font-size:12.5px;color:var(--muted)}

/*
 * ============================================================
 * END OF FILE : assets/app.css
 * ============================================================
 * Project : omr-sheet-generator  |  Version : 3.0.0
 * (c) 2026 NEDAL SOFTWARE - Nedal Hussein Al Masseri
 * https://www.almasseri.net
 * ============================================================
 */