:root{--bg:#0a0b0f;--bg-surface:#12131a;--bg-elevated:#1a1b24;--border:#2a2b36;--border-light:#3a3b48;--text:#e4e4e7;--text-muted:#9ca3af;--text-dim:#6b7280;--accent:#06b6d4;--accent-light:#22d3ee;--accent-dark:#0891b2;--accent-bg:#06b6d41a;--accent-border:#06b6d44d;--success:#22c55e;--error:#ef4444;--warning:#eab308;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--sans:"Inter", system-ui, -apple-system, sans-serif;--mono:"JetBrains Mono", ui-monospace, "Cascadia Code", monospace;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 4px 12px #0006;--shadow-lg:0 8px 24px #00000080}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--sans);background:var(--bg);color:var(--text);min-height:100dvh;line-height:1.6}#root{min-height:100dvh}h1,h2,h3,h4,h5,h6{color:var(--text);font-weight:600;line-height:1.3}a{color:var(--accent);text-decoration:none}.btn{border-radius:var(--radius-md);font-family:var(--sans);cursor:pointer;white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1.5rem;font-size:.938rem;font-weight:500;transition:all .2s;display:inline-flex}.btn--primary{background:var(--accent);color:#0a0b0f;border-color:var(--accent)}.btn--primary:hover{background:var(--accent-light);border-color:var(--accent-light)}.btn--secondary{background:var(--bg-elevated);color:var(--text);border-color:var(--border)}.btn--secondary:hover{border-color:var(--accent-border);background:var(--bg-surface)}.btn--outline{color:var(--text-muted);border-color:var(--border);background:0 0}.btn--outline:hover{border-color:var(--accent-border);color:var(--text)}.btn--large{padding:.875rem 2rem;font-size:1.063rem}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.step-header{margin-bottom:1.5rem}.step-header h2{margin-bottom:.5rem;font-size:1.75rem}.step-header h3{margin-bottom:.375rem;font-size:1.25rem}.step-header p{color:var(--text-muted);max-width:600px;font-size:.938rem}.landing{max-width:1100px;margin:0 auto;padding:0 1.5rem}.landing__hero{text-align:center;padding:6rem 0 5rem}.landing__badge{background:var(--accent-bg);color:var(--accent);border:1px solid var(--accent-border);letter-spacing:.02em;border-radius:9999px;margin-bottom:1.5rem;padding:.375rem 1rem;font-size:.813rem;font-weight:500;display:inline-block}.landing__title{letter-spacing:-.02em;margin-bottom:1.25rem;font-size:clamp(2.25rem,5vw,3.5rem);font-weight:700;line-height:1.15}.landing__title--accent{color:var(--accent)}.landing__subtitle{color:var(--text-muted);max-width:600px;margin:0 auto 2.5rem;font-size:1.125rem;line-height:1.7}.landing__features{padding:4rem 0}.landing__section-title{text-align:center;margin-bottom:2.5rem;font-size:1.75rem}.landing__features-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem;display:grid}.feature-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.75rem;transition:border-color .2s}.feature-card:hover{border-color:var(--accent-border)}.feature-card__icon{margin-bottom:.75rem;font-size:2rem;display:block}.feature-card__title{margin-bottom:.5rem;font-size:1.125rem;font-weight:600}.feature-card__desc{color:var(--text-muted);font-size:.875rem;line-height:1.6}.landing__how{padding:4rem 0}.landing__steps{text-align:center;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;display:grid}.how-step__num{background:var(--accent-bg);border:2px solid var(--accent);width:3rem;height:3rem;color:var(--accent);border-radius:50%;justify-content:center;align-items:center;margin-bottom:1rem;font-size:1.25rem;font-weight:700;display:inline-flex}.how-step__title{margin-bottom:.5rem;font-size:1.125rem}.how-step__desc{color:var(--text-muted);font-size:.875rem}.landing__cta{text-align:center;border-top:1px solid var(--border);padding:4rem 0}.landing__cta h2{margin-bottom:1.5rem;font-size:1.5rem}.landing__footer{text-align:center;border-top:1px solid var(--border);color:var(--text-dim);padding:2rem 0;font-size:.813rem}.app-page{flex-direction:column;min-height:100dvh;display:flex}.app-header{border-bottom:1px solid var(--border);background:var(--bg-surface);z-index:10;align-items:center;gap:1.5rem;padding:1rem 1.5rem;display:flex;position:sticky;top:0}.app-header__logo{color:var(--accent);cursor:pointer;font-size:1.125rem;font-weight:700;font-family:var(--sans);background:0 0;border:none;flex-shrink:0}.wizard-nav{gap:.25rem;display:flex;overflow-x:auto}.wizard-nav__step{color:var(--text-dim);font-family:var(--sans);cursor:pointer;border-radius:var(--radius-sm);white-space:nowrap;background:0 0;border:none;align-items:center;gap:.375rem;padding:.375rem .75rem;font-size:.813rem;transition:all .2s;display:flex}.wizard-nav__step:disabled{cursor:default;opacity:.4}.wizard-nav__step--active{background:var(--accent-bg);color:var(--accent)}.wizard-nav__step--done{color:var(--text-muted)}.wizard-nav__num{border:1.5px solid;border-radius:50%;justify-content:center;align-items:center;width:1.375rem;height:1.375rem;font-size:.688rem;font-weight:600;display:inline-flex}.wizard-nav__step--active .wizard-nav__num{background:var(--accent);color:var(--bg);border-color:var(--accent)}.wizard-nav__step--done .wizard-nav__num{background:var(--accent-dark);color:#fff;border-color:var(--accent-dark)}.wizard-nav__label{font-weight:500}.app-main{flex:1;width:100%;max-width:900px;margin:0 auto;padding:2.5rem 1.5rem}.brand-input{text-align:center;max-width:600px;margin:0 auto}.brand-input__header{margin-bottom:2rem}.brand-input__header h2{margin-bottom:.5rem;font-size:1.75rem}.brand-input__subtitle{color:var(--text-muted);font-size:.938rem}.brand-input__field{margin-bottom:1.25rem}.brand-input__textarea{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);width:100%;color:var(--text);font-family:var(--sans);resize:vertical;min-height:120px;padding:1rem;font-size:1rem;line-height:1.6;transition:border-color .2s}.brand-input__textarea:focus{border-color:var(--accent);outline:none}.brand-input__textarea::placeholder{color:var(--text-dim)}.brand-input__meta{justify-content:space-between;align-items:center;min-height:1.25rem;margin-top:.5rem;font-size:.813rem;display:flex}.brand-input__counter{color:var(--text-dim);margin-left:auto}.brand-input__error{color:var(--error);font-weight:500}.brand-input__hint{color:var(--text-dim);margin-top:.75rem;font-size:.813rem;display:block}.color-palette__grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1rem;margin-bottom:2rem;display:grid}.swatch{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;text-align:left;font-family:var(--sans);transition:border-color .2s,transform .15s;overflow:hidden}.swatch:hover{border-color:var(--accent-border);transform:translateY(-2px)}.swatch:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.swatch__preview{justify-content:center;align-items:center;height:80px;display:flex}.swatch__label{font-size:1.25rem;font-weight:600}.swatch__info{flex-direction:column;gap:.125rem;padding:.75rem;display:flex}.swatch__name{text-transform:capitalize;font-size:.875rem;font-weight:600}.swatch__hex{font-family:var(--mono);color:var(--text-muted);font-size:.813rem}.swatch__hsl{color:var(--text-dim);font-size:.75rem}.swatch__contrast{margin-top:.25rem;font-size:.75rem;font-weight:600}.swatch__contrast--pass{color:var(--success)}.swatch__contrast--fail{color:var(--error)}.contrast-table{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:2rem;overflow:hidden}.contrast-row{grid-template-columns:1fr auto auto;align-items:center;gap:1rem;padding:.75rem 1rem;font-size:.875rem;display:grid}.contrast-row:not(:last-child){border-bottom:1px solid var(--border)}.contrast-row--header{background:var(--bg-elevated);text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);font-size:.75rem;font-weight:600}.contrast-row__label{align-items:center;gap:.5rem;display:flex}.contrast-dot{border:1px solid var(--border-light);border-radius:50%;flex-shrink:0;width:14px;height:14px;display:inline-block}.pass{color:var(--success);font-weight:600}.fail{color:var(--error);font-weight:600}.type-fonts{grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:2rem;display:grid}@media (width<=640px){.type-fonts{grid-template-columns:1fr}}.type-font-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);flex-direction:column;gap:.5rem;padding:1.25rem;display:flex}.type-font-card__label{text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim);font-size:.75rem;font-weight:600}.type-font-card__name{font-size:1.25rem;font-weight:600}.type-font-card__sample{color:var(--text-muted);font-size:.938rem;line-height:1.5}.type-scale{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:2rem;overflow:hidden}.type-scale__header{background:var(--bg-elevated);text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);grid-template-columns:60px 140px 80px 1fr;gap:1rem;padding:.75rem 1rem;font-size:.75rem;font-weight:600;display:grid}.type-scale__row{border-bottom:1px solid var(--border);grid-template-columns:60px 140px 80px 1fr;align-items:center;gap:1rem;padding:.75rem 1rem;display:grid}.type-scale__row:last-child{border-bottom:none}.type-scale__name{color:var(--accent);font-size:.875rem;font-weight:600}.type-scale__size{font-family:var(--mono);color:var(--text-muted);font-size:.75rem}.type-scale__weight{color:var(--text-dim);font-size:.813rem}.type-scale__preview{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}@media (width<=640px){.type-scale__header,.type-scale__row{grid-template-columns:50px 1fr}.type-scale__size,.type-scale__weight{display:none}}.spacing-scale__list{flex-direction:column;gap:.5rem;margin-bottom:2rem;display:flex}.spacing-step{grid-template-columns:40px 1fr 130px;align-items:center;gap:.75rem;font-size:.875rem;display:grid}.spacing-step__name{font-weight:600;font-family:var(--mono);color:var(--accent);text-align:right;font-size:.813rem}.spacing-step__bar-container{background:var(--bg-surface);border-radius:var(--radius-sm);height:20px;overflow:hidden}.spacing-step__bar{background:linear-gradient(90deg, var(--accent), var(--accent-light));border-radius:var(--radius-sm);min-width:2px;height:100%;transition:width .3s}.spacing-step__value{font-family:var(--mono);color:var(--text-muted);font-size:.75rem}.spacing-context{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:2rem;padding:1.25rem}.spacing-context h3{margin-bottom:1rem;font-size:1rem}.spacing-semantic__row{border-bottom:1px solid var(--border);align-items:baseline;gap:1rem;padding:.5rem 0;font-size:.875rem;display:flex}.spacing-semantic__row:last-child{border-bottom:none}.spacing-semantic__row code{font-family:var(--mono);color:var(--accent);background:var(--bg-elevated);border-radius:var(--radius-sm);flex-shrink:0;padding:.125rem .5rem;font-size:.813rem}.spacing-semantic__row span{color:var(--text-muted)}.token-export__actions{flex-wrap:wrap;gap:.75rem;margin-bottom:1.5rem;display:flex}.token-export__preview{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden}.token-export__preview-header{background:var(--bg-elevated);color:var(--text-muted);border-bottom:1px solid var(--border);padding:.625rem 1rem;font-size:.813rem;font-weight:500}.token-export__code{font-family:var(--mono);color:var(--text);max-height:500px;padding:1rem;font-size:.813rem;line-height:1.7;overflow:auto}@media (width<=768px){.landing__hero{padding:3rem 0 2.5rem}.landing__subtitle{font-size:1rem}.app-header{flex-direction:column;align-items:flex-start;gap:.75rem}.wizard-nav{width:100%}.app-main{padding:1.5rem 1rem}.color-palette__grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.spacing-step{grid-template-columns:30px 1fr 100px}}