/* ===== WASABI STUDIO – HỆ THIẾT KẾ DÙNG CHUNG =====
   Đổi màu, font, header, nút ở đây là toàn bộ trang cùng đổi. */
@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@600;700;800&family=Barlow:wght@400;500;600&display=swap');
:root{
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
  --bg:#f3f4f1;--surface:#fff;--surface2:#eceee9;--text:#14171a;--muted:#5f656b;--line:#dfe2dc;
  --accent:#9ad800;--accent-ink:#10150a;--accent-text:#4c7a00;--danger:#d93a2f;--good:#3f8f00;
  --display:'Barlow Condensed','Arial Narrow',Impact,sans-serif;
  --body:'Barlow',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --w:520px; /* độ rộng tối đa của trang, mỗi trang có thể đổi */
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0c0d0e;--surface:#17191b;--surface2:#222528;--text:#f4f5f6;--muted:#9aa0a6;--line:#2b2f33;
  --accent:#c4f000;--accent-text:#c4f000;--danger:#ff6154;--good:#c4f000;}}
:root[data-theme="dark"]{
  --bg:#0c0d0e;--surface:#17191b;--surface2:#222528;--text:#f4f5f6;--muted:#9aa0a6;--line:#2b2f33;
  --accent:#c4f000;--accent-text:#c4f000;--danger:#ff6154;--good:#c4f000;}
html{scroll-padding-top:env(safe-area-inset-top,0px);background:var(--bg)}
*,*::before,*::after{box-sizing:inherit}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);background:var(--bg);z-index:10}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.hidden{display:none!important}
.page{max-width:var(--w);min-height:100vh;margin:0 auto;padding:0 20px 28px;display:flex;flex-direction:column}

/* Header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:11;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 0 12px;background:var(--bg)}
.brand{display:flex;align-items:center;gap:10px;min-width:0;flex:1;font-family:var(--display);font-weight:800;font-size:24px;letter-spacing:.2px;line-height:1}
#title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mark{width:38px;height:38px;border-radius:11px;background:#fff;display:block;overflow:hidden;flex:none}
.mark img{display:block;width:100%;height:100%;object-fit:contain}
.right{display:flex;align-items:center;gap:8px;flex:none;margin-left:10px}
.tile-btn{width:38px;height:38px;border-radius:11px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-size:19px;flex:none}
.tile-btn:active{transform:scale(.94)}
.pill{padding:7px 14px;border-radius:99px;background:var(--surface2);font-weight:600;font-size:13px;white-space:nowrap;flex:none}

/* Chữ */
h1{font-family:var(--display);font-weight:800;font-size:42px;line-height:1;margin:14px 0 6px}
.sub{color:var(--muted);margin:0 0 18px}
.en{display:block;color:var(--muted);font-family:var(--body);font-style:italic;font-weight:400;font-size:.86em;margin-top:2px}
.tag{display:inline-block;padding:6px 13px;border-radius:99px;background:var(--surface2);font-weight:600;font-size:12px;letter-spacing:.3px}
footer{margin-top:auto;padding-top:30px;color:var(--muted);font-size:12px;text-align:center}

/* Nút */
.btn{display:block;width:100%;margin:0;padding:16px;border-radius:99px;font-weight:700;font-size:16px;text-align:center}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{background:var(--surface2)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn:active:not(:disabled){transform:scale(.98)}

/* Thông báo nhỏ */
.toast{position:fixed;left:50%;bottom:calc(env(safe-area-inset-bottom,0px) + 90px);transform:translate(-50%,20px);background:var(--text);color:var(--bg);padding:12px 18px;border-radius:99px;font-weight:600;font-size:14px;opacity:0;pointer-events:none;transition:.25s;z-index:30;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translate(-50%,0)}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}