/*
 * Araboo Roots — front-end styles.
 * Update log: 0.1.0 (2026-07-01) — explorer + flashcards.
 */
.araboo-roots{--ar-teal:#0E6B65;--ar-teal-l:#88B5B8;--ar-orange:#E97A4F;--ar-ink:#2b3a3c;
  max-width:100%;margin:24px auto;font-family:"Noto Naskh Arabic","Noto Sans Arabic","Inter",system-ui,sans-serif;color:var(--ar-ink);}
.araboo-roots *{box-sizing:border-box;}
.ar-card{background:#fff;border:1px solid #e3eceb;border-radius:18px;padding:28px 24px;box-shadow:0 8px 30px -18px rgba(14,107,101,.4);}
.ar-center{text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;}
.ar-title{font-size:26px;margin:0;color:var(--ar-teal);font-weight:700;}
.ar-sub{font-size:16px;margin:0;color:#5e7a7e;line-height:1.6;}
.ar-searchrow{display:flex;gap:8px;margin:18px 0 14px;}
.ar-input{flex:1;min-width:0;padding:14px 16px;font-size:16px;border:2px solid var(--ar-teal-l);border-radius:12px;outline:none;}
.ar-input:focus{border-color:var(--ar-teal);}
.ar-btn{border:0;border-radius:12px;padding:14px 22px;font-size:16px;font-weight:600;cursor:pointer;transition:filter .15s ease;white-space:nowrap;}
.ar-btn--primary{background:var(--ar-orange);color:#fff;}
.ar-btn--primary:hover{filter:brightness(1.05);}
.ar-btn--ghost{background:#eef5f4;color:var(--ar-teal);}
.ar-btn--block{width:100%;}
.ar-chips{display:flex;flex-wrap:wrap;gap:8px;}
.ar-chip{background:#eef5f4;border:1px solid #d5e6e4;border-radius:999px;padding:9px 16px;font-size:18px;color:var(--ar-teal);cursor:pointer;letter-spacing:3px;}
.ar-chip:hover{background:#e0efed;}
.ar-due{width:100%;background:#fff4ec;border:1px solid #f6c9b3;color:#a3471f;border-radius:12px;padding:12px 16px;font-size:15px;cursor:pointer;text-align:center;}
.ar-due strong{color:var(--ar-orange);font-size:18px;}
.ar-explore-head{display:flex;align-items:center;gap:16px;margin-bottom:20px;flex-wrap:wrap;}
.ar-back{background:none;border:0;color:var(--ar-teal);font-size:15px;font-weight:600;cursor:pointer;padding:6px 4px;white-space:nowrap;}
.ar-rootmeta{flex:1;text-align:center;}
.ar-rootline{display:flex;justify-content:center;gap:12px;direction:rtl;}
.ar-letter{width:56px;height:56px;border-radius:14px;background:var(--ar-teal);color:#fff;display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:700;}
.ar-rootlatin{margin-top:8px;font-size:15px;color:#5e7a7e;font-family:"Inter",system-ui,sans-serif;}
.ar-drill{margin-left:auto;white-space:nowrap;padding:10px 16px;font-size:14px;}
.ar-hint{font-size:13px;color:#8aa0a2;text-align:center;margin:0 0 14px;}
.ar-web{position:relative;width:100%;max-width:360px;margin:6px auto 18px;}
.ar-web::before{content:"";display:block;padding-bottom:100%;}
.ar-web-lines{position:absolute;inset:0;width:100%;height:100%;overflow:visible;}
.ar-web-line{stroke:#cfe2df;stroke-width:.5;}
.ar-web-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:var(--ar-teal);color:#fff;border-radius:50%;width:82px;height:82px;display:flex;align-items:center;justify-content:center;font-size:25px;font-weight:700;direction:rtl;letter-spacing:1px;box-shadow:0 6px 18px -6px rgba(14,107,101,.6);}
.ar-node{position:absolute;transform:translate(-50%,-50%);background:#fff;border:1.5px solid var(--ar-teal-l);border-radius:999px;padding:5px 11px;font-size:16px;font-weight:600;color:#22312f;direction:rtl;white-space:nowrap;box-shadow:0 3px 10px -4px rgba(0,0,0,.18);}
.ar-words{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;}
.ar-word{border:1px solid #e3eceb;border-radius:14px;padding:16px;display:flex;flex-direction:column;gap:6px;align-items:flex-start;}
.ar-word-ar{font-size:28px;font-weight:700;color:#22312f;direction:rtl;width:100%;text-align:right;}
.ar-word-en{font-size:15px;color:var(--ar-ink);font-family:"Inter",system-ui,sans-serif;}
.ar-tr{filter:blur(5px);cursor:pointer;user-select:none;-webkit-user-select:none;transition:filter .15s ease;border-radius:4px;}
.ar-tr:hover{background:#f2f7f6;}
.ar-tr.is-revealed{filter:none;cursor:default;user-select:auto;-webkit-user-select:auto;background:none;}
.ar-word-type{font-size:12px;color:#7c9395;background:#f4f8f7;border-radius:999px;padding:2px 10px;font-family:"Inter",system-ui,sans-serif;}
.ar-save{margin-top:6px;background:#eef5f4;border:1px solid #d5e6e4;color:var(--ar-teal);border-radius:10px;padding:8px 14px;font-size:13px;font-weight:600;cursor:pointer;font-family:"Inter",system-ui,sans-serif;}
.ar-save:hover{background:#e0efed;}
.ar-save.is-saved{background:#e7f6ef;border-color:#bfe6d4;color:#1a7f57;cursor:default;}
.ar-save[disabled]{opacity:.7;cursor:default;}
.ar-prog{font-size:13px;color:#7c9395;text-transform:uppercase;letter-spacing:1px;font-family:"Inter",system-ui,sans-serif;}
.ar-flash-front{font-size:44px;font-weight:700;color:#22312f;direction:rtl;margin:8px 0;}
.ar-flash-back{font-size:22px;color:var(--ar-ink);font-family:"Inter",system-ui,sans-serif;}
.ar-grades{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;width:100%;}
.ar-grade{border:0;border-radius:12px;padding:14px 8px;font-size:15px;font-weight:600;cursor:pointer;color:#fff;font-family:"Inter",system-ui,sans-serif;}
.ar-grade.g-again{background:#c0473f;}
.ar-grade.g-good{background:#0F6E56;}
.ar-grade.g-easy{background:#BA7517;}
.ar-tick{width:64px;height:64px;border-radius:50%;background:#1d9e75;color:#fff;font-size:34px;display:flex;align-items:center;justify-content:center;}
.ar-spinner{width:46px;height:46px;border:4px solid #e3eceb;border-top-color:var(--ar-orange);border-radius:50%;animation:ar-spin .8s linear infinite;margin:6px auto;}
@keyframes ar-spin{to{transform:rotate(360deg);}}
.ar-err{background:#fdeceb;color:#a3271f;border:1px solid #f3c4bf;border-radius:10px;padding:10px 14px;margin-bottom:12px;font-size:14px;}
.ar-loading{text-align:center;color:#8aa0a2;padding:30px;}
@media(max-width:520px){.ar-words{grid-template-columns:1fr;}.ar-flash-front{font-size:36px;}.ar-letter{width:48px;height:48px;font-size:26px;}}