:root{--bg: #faf9f7;--bg-tint: #f0eef5;--bg-warm: #f5f4f1;--bg-calcs: #1e1b2e;--card: #ffffff;--card-dark: #2a2740;--card-dark-hover: #33304d;--border: #e4e1ec;--border-hover: #d0cce0;--border-dark: rgba(255, 255, 255, .08);--border-dark-hover: rgba(255, 255, 255, .14);--text: #1e1b2e;--text-mid: #4a4560;--text-soft: #7c778e;--text-on-dark: #eeedf5;--text-on-dark-mid: #a8a3be;--text-on-dark-soft: #706c88;--primary: #7c6aff;--primary-hover: #6858e8;--primary-soft: #edeaff;--coral: #ff6b52;--coral-bg: #fff0ed;--coral-bg-dark: rgba(255, 107, 82, .12);--sky: #38b6ff;--sky-bg: #eaf6ff;--sky-bg-dark: rgba(56, 182, 255, .12);--mint: #10b981;--mint-bg: #ecfdf5;--mint-bg-dark: rgba(16, 185, 129, .12);--amber: #f59e0b;--amber-bg: #fffbeb;--amber-bg-dark: rgba(245, 158, 11, .12);--rose: #ec4899;--rose-bg: #fdf2f8;--indigo-bg: #eef2ff;--radius: 14px;--radius-sm: 10px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}body{font-family:Sora,Space Grotesk,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{max-width:1060px;margin:0 auto;padding:0 2rem}.btn{display:inline-flex;align-items:center;gap:.35rem;padding:.72rem 1.4rem;font-weight:600;font-size:.92rem;border-radius:var(--radius-sm);text-decoration:none;font-family:inherit;border:none;cursor:pointer;transition:all .15s}.btn-fill{background:var(--primary);color:#fff}.btn-fill:hover{background:var(--primary-hover)}.btn-ghost{background:transparent;color:var(--text);border:1.5px solid var(--border)}.btn-ghost:hover{border-color:var(--border-hover);background:var(--bg-warm)}.calc-card.c-coral:before{background:var(--coral)}.calc-card.c-primary:before{background:var(--primary)}.calc-card.c-rose:before{background:var(--rose)}.calc-card.c-mint:before{background:var(--mint)}.calc-card.c-sky:before{background:var(--sky)}.calc-card.c-amber:before{background:var(--amber)}.calc-icon.coral{background:var(--coral-bg-dark)}.calc-icon.primary{background:#7c6aff1f}.calc-icon.rose{background:#ec48991f}.calc-icon.mint{background:var(--mint-bg-dark)}.calc-icon.sky{background:var(--sky-bg-dark)}.calc-icon.amber{background:var(--amber-bg-dark)}.tag{font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:.15rem .45rem;border-radius:5px;display:inline-block;margin-top:.2rem}.tag-pop{background:var(--coral-bg-dark);color:var(--coral)}.tag-new{background:var(--sky-bg-dark);color:var(--sky)}.tag-sci{background:#7c6aff1f;color:var(--primary)}.tag-cbt{background:var(--mint-bg-dark);color:var(--mint)}.tag-go{background:var(--amber-bg-dark);color:var(--amber)}.step-num.s1{background:var(--coral-bg);color:var(--coral)}.step-num.s2{background:var(--primary-soft);color:var(--primary)}.step-num.s3{background:var(--mint-bg);color:var(--mint)}@media(max-width:768px){.container{padding:0 1.25rem}}nav[data-astro-cid-dmqpwcec]{position:sticky;top:0;z-index:100;padding:.75rem 2rem;background:#ffffffe0;backdrop-filter:blur(16px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.logo[data-astro-cid-dmqpwcec]{font-weight:800;font-size:1.15rem;display:flex;align-items:center;gap:.45rem;letter-spacing:-.02em}.logo-moon[data-astro-cid-dmqpwcec]{width:28px;height:28px;background:var(--primary);border-radius:50%;position:relative;flex-shrink:0}.logo-moon[data-astro-cid-dmqpwcec]:after{content:"";position:absolute;top:-3px;right:-2px;width:18px;height:18px;background:var(--bg);border-radius:50%}.nav-links[data-astro-cid-dmqpwcec]{display:flex;align-items:center;gap:1.5rem;list-style:none}.nav-links[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]{color:var(--text-mid);font-size:.88rem;font-weight:500;transition:color .15s}.nav-links[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]:hover{color:var(--text)}.nav-btn[data-astro-cid-dmqpwcec]{background:var(--primary)!important;color:#fff!important;padding:.42rem .9rem;border-radius:8px;font-weight:600!important;font-size:.85rem!important;transition:background .15s!important}.nav-btn[data-astro-cid-dmqpwcec]:hover{background:var(--primary-hover)!important}@media(max-width:768px){nav[data-astro-cid-dmqpwcec]{padding:.65rem 1.25rem}.nav-links[data-astro-cid-dmqpwcec]{display:none}}footer[data-astro-cid-sz7xmlte]{border-top:1px solid var(--border);padding:1.75rem 2rem}.foot-inner[data-astro-cid-sz7xmlte]{max-width:1060px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.foot-left[data-astro-cid-sz7xmlte]{font-size:.82rem;color:var(--text-soft);font-weight:500}.foot-links[data-astro-cid-sz7xmlte]{display:flex;gap:1.25rem}.foot-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--text-soft);font-size:.82rem;font-weight:500;transition:color .15s}.foot-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--text-mid)}@media(max-width:768px){.foot-inner[data-astro-cid-sz7xmlte]{flex-direction:column;gap:.75rem;text-align:center}}