:root{--ink-rgb:29,27,31;--warm-rgb:168,92,72;--accent-rgb:255,183,197;--accent-dark-rgb:217,111,147;--light-rgb:255,255,255;--done-rgb:59,165,92;--danger-rgb:226,85,63;--info-rgb:106,174,232;--fg:#1d1b1f;--muted:#6b6470;--wash:rgba(var(--warm-rgb),0.07);--wash-2:rgba(var(--warm-rgb),0.12);--line-hair:rgba(var(--warm-rgb),0.14);--line:#ead6d0;--line-strong:#dcc0b8;--line-heavy:var(--fg);--bg:#fff6f1;--dot:#f0d9d2;--surface:#ffffff;--surface-sunk:#fbede7;--surface-sunk-2:#f5e0d8;--qr-paper:#ffffff;--surface-glass:rgba(var(--light-rgb),0.92);--scrim:rgba(var(--ink-rgb),0.86);--scrim-chip:rgba(var(--light-rgb),0.16);--overlay:rgba(var(--ink-rgb),0.5);--accent:#ffb7c5;--accent-dark:#d96f93;--accent-tint:#ffe6ec;--accent-ink:#a8456d;--accent-grad:var(--accent-dark);--accent-wash:rgba(var(--accent-rgb),0.12);--accent-soft:rgba(var(--accent-rgb),0.2);--accent-soft-2:rgba(var(--accent-rgb),0.3);--accent-line:rgba(var(--accent-dark-rgb),0.45);--accent-line-strong:rgba(var(--accent-dark-rgb),0.7);--focus-ring:0 0 0 3px rgba(var(--accent-dark-rgb),0.35);--hl:#ffe27a;--hl-wash:#fff4c2;--hl-ink:#6b5300;--done:#1f6b39;--done-solid:#3ba55c;--done-tint:#d6f3de;--done-wash:rgba(var(--done-rgb),0.14);--done-line:rgba(var(--done-rgb),0.55);--danger:#a23320;--danger-solid:#e2553f;--danger-tint:#ffe1d9;--danger-wash:rgba(var(--danger-rgb),0.12);--danger-line:rgba(var(--danger-rgb),0.45);--info:#2a6fb0;--info-wash:rgba(var(--info-rgb),0.14);--info-line:rgba(var(--info-rgb),0.3);--lang-en-wash:rgba(var(--info-rgb),0.16);--lang-en-text:#2a6fb0;--lang-zh-wash:rgba(224,123,123,0.16);--lang-zh-text:#a83a3a;--lang-ko-wash:rgba(138,155,255,0.16);--lang-ko-text:#4a5cc4;--lang-vi-wash:rgba(242,209,107,0.26);--lang-vi-text:#9a6f10;--cover-1:linear-gradient(135deg,#ffd3dd,#ffe6ec 60%,#fff6f1);--cover-2:linear-gradient(135deg,#fff0b8,#fff4c2 55%,#fff6f1);--cover-3:linear-gradient(135deg,#ffdccd,#ffe6ec 62%,#fbede7);--cover-4:linear-gradient(135deg,#e6e0f4,#ffe6ec 58%,#fff6f1);--brand-zalo:#0068ff;--brand-facebook:#1877f2;--brand-instagram:radial-gradient(circle at 30% 107%,#fdf497 0%,#fdf497 5%,#fd5949 45%,#d6249f 60%,#285aeb 90%);--on-dark-solid:rgb(var(--light-rgb));--on-dark:rgba(var(--light-rgb),0.85);--on-dark-fill:rgba(var(--light-rgb),0.2);--edge:#1d1b1f;--edge-w:2.5px;--edge-w-sm:2px;--shadow-sticker:5px 5px 0 var(--edge);--shadow-sticker-sm:3px 3px 0 var(--edge);--shadow-sticker-lift:6px 6px 0 var(--edge);--shadow-row-mark:inset 4px 0 0 var(--accent-dark);--shadow-sticker-press:1px 1px 0 var(--edge);--shadow-rest:0 1px 0 rgba(var(--warm-rgb),0.08);--shadow-hover:4px 4px 0 var(--edge);--shadow-pop:4px 4px 0 var(--edge);--shadow-overlay:6px 6px 0 var(--edge);--shadow-cta:4px 4px 0 var(--edge);--shadow-cta-hover:5px 5px 0 var(--edge);--shadow-on-media:0 2px 8px rgba(0,0,0,0.35);--font-display:var(--font-paytone),var(--font-body-face),system-ui,sans-serif;--font-body:var(--font-body-face),ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;--text-2xs:12px;--text-xs:13px;--text-sm:14px;--text-base:15px;--text-md:16px;--text-lead:17px;--text-term:18px;--text-lg:22px;--text-xl:28px;--text-2xl:32px;--text-page:38px;--text-3xl:44px;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--space-16:64px;--measure-prose:640px;--side-w:clamp(220px,16vw,248px);--motion-instant:80ms;--motion-fast:120ms;--motion-base:180ms;--motion-slow:260ms;--motion-slower:420ms;--ease-out:cubic-bezier(0.22,1,0.36,1);--ease-in-out:cubic-bezier(0.65,0,0.35,1);--ease-spring:cubic-bezier(0.34,1.56,0.64,1);--radius-2xs:3px;--radius-xs:6px;--radius-sm:12px;--radius-md:14px;--radius-lg:18px;--radius-xl:20px;--radius-pill:999px;--z-under-1:-1;--z-under-2:-2;--z-under-3:-3;--z-base:1;--z-raised:3;--z-menu:30;--z-sticky:90;--z-dock:100;--z-pop:200;--z-skip:500;--z-overlay:1000;--z-toast:1100;color-scheme:light}:root[data-theme=dark]{color-scheme:dark;--ink-rgb:240,230,236;--warm-rgb:255,214,222;--accent-dark-rgb:241,155,181;--done-rgb:95,208,140;--danger-rgb:255,143,128;--info-rgb:138,194,240;--fg:#f4ecef;--muted:#b4a8b0;--wash:rgba(var(--warm-rgb),0.06);--wash-2:rgba(var(--warm-rgb),0.1);--line-hair:rgba(var(--warm-rgb),0.1);--line:#3e3238;--line-strong:#54444c;--line-heavy:#8a7680;--bg:#17131a;--dot:#261f28;--surface:#221c25;--surface-sunk:#2b2330;--surface-sunk-2:#362c3b;--surface-glass:rgba(23,19,26,0.86);--scrim:rgba(10,8,12,0.86);--overlay:rgba(0,0,0,0.64);--accent-dark:#f19bb5;--accent-tint:#43293a;--accent-ink:#ffc2d3;--accent-wash:rgba(var(--accent-rgb),0.1);--accent-soft:rgba(var(--accent-rgb),0.15);--accent-soft-2:rgba(var(--accent-rgb),0.22);--accent-line:rgba(var(--accent-dark-rgb),0.45);--accent-line-strong:rgba(var(--accent-dark-rgb),0.65);--focus-ring:0 0 0 3px rgba(var(--accent-rgb),0.35);--hl:#e8c54a;--hl-wash:#3d3420;--hl-ink:#ffe9a3;--done:#6fd897;--done-solid:#3ba55c;--done-tint:#1f3a2a;--done-wash:rgba(var(--done-rgb),0.14);--done-line:rgba(var(--done-rgb),0.5);--danger:#ff9a88;--danger-solid:#e2553f;--danger-tint:#44241f;--danger-wash:rgba(var(--danger-rgb),0.13);--danger-line:rgba(var(--danger-rgb),0.4);--info:#8ac2f0;--info-wash:rgba(var(--info-rgb),0.14);--info-line:rgba(var(--info-rgb),0.32);--lang-en-wash:rgba(var(--info-rgb),0.18);--lang-en-text:#8ac2f0;--lang-zh-wash:rgba(224,123,123,0.2);--lang-zh-text:#f09a9a;--lang-ko-wash:rgba(138,155,255,0.22);--lang-ko-text:#a6b2ff;--lang-vi-wash:rgba(242,209,107,0.2);--lang-vi-text:#e0bd5e;--cover-1:linear-gradient(135deg,#4a2a36,#3a2632 60%,#2b2330);--cover-2:linear-gradient(135deg,#4a3f22,#3b3324 55%,#2b2330);--cover-3:linear-gradient(135deg,#4a2f28,#3e2833 62%,#2b2330);--cover-4:linear-gradient(135deg,#322c48,#3a2838 58%,#2b2330);--edge:#050406;--shadow-rest:0 1px 0 rgba(0,0,0,0.3)}