@font-face{font-family:SUITE Variable;font-weight:300 900;src:url(../fonts/SUITE-Variable.woff2) format("woff2-variations");font-display:swap}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.icon{width:1em;height:1em;vertical-align:-.125em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}:root{--bg-primary: #f0f2f8;--bg-secondary: #ffffff;--bg-card: rgba(255,255,255,.6);--bg-card-solid: #ffffff;--bg-card-hover: rgba(255,255,255,.8);--text-primary: #1a1a2e;--text-secondary: #5a5f7a;--text-muted: #656b85;--accent: #6366f1;--accent-light: #818cf8;--accent-dark: #4f46e5;--accent-bg: rgba(99,102,241,.08);--accent-glow: rgba(99,102,241,.25);--accent-gradient: linear-gradient(135deg, var(--accent), #a855f7);--success: #10b981;--success-bg: #ecfdf5;--error: #ef4444;--error-bg: #fef2f2;--warning: #f59e0b;--warning-bg: #fffbeb;--info: #3b82f6;--info-bg: #eff6ff;--border: rgba(99,102,241,.12);--border-light: rgba(99,102,241,.06);--border-strong: rgba(99,102,241,.2);--shadow-sm: 0 1px 3px rgba(0,0,0,.04);--shadow: 0 4px 16px rgba(99,102,241,.08);--shadow-lg: 0 12px 32px rgba(99,102,241,.12);--shadow-xl: 0 24px 64px rgba(99,102,241,.16);--radius: 20px;--radius-sm: 12px;--radius-xs: 8px;--glass-blur: 20px;--glass-border: 1px solid rgba(255,255,255,.3);--transition: .3s cubic-bezier(.4, 0, .2, 1);--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-slow: .5s cubic-bezier(.4, 0, .2, 1);--font-sans: "SUITE Variable", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: "SF Mono", "Fira Code", "Cascadia Code", "Consolas", monospace;--header-btn-size: 38px;--gradient-mesh: radial-gradient(ellipse at 20% 0%, rgba(99,102,241,.12) 0%, transparent 50%), radial-gradient(ellipse at 80% 100%, rgba(168,85,247,.1) 0%, transparent 50%), radial-gradient(ellipse at 60% 30%, rgba(59,130,246,.08) 0%, transparent 50%)}[data-theme=dark]{--bg-primary: #0a0a1a;--bg-secondary: #141428;--bg-card: rgba(20,20,40,.65);--bg-card-solid: #181830;--bg-card-hover: rgba(25,25,50,.8);--text-primary: #eef0f6;--text-secondary: #9499b8;--text-muted: #8385a0;--accent-bg: rgba(99,102,241,.12);--accent-glow: rgba(99,102,241,.3);--border: rgba(99,102,241,.15);--border-light: rgba(99,102,241,.08);--border-strong: rgba(99,102,241,.25);--shadow-sm: 0 1px 3px rgba(0,0,0,.2);--shadow: 0 4px 16px rgba(0,0,0,.3);--shadow-lg: 0 12px 32px rgba(0,0,0,.4);--shadow-xl: 0 24px 64px rgba(0,0,0,.5);--glass-border: 1px solid rgba(255,255,255,.06);--gradient-mesh: radial-gradient(ellipse at 20% 0%, rgba(99,102,241,.15) 0%, transparent 50%), radial-gradient(ellipse at 80% 100%, rgba(168,85,247,.12) 0%, transparent 50%), radial-gradient(ellipse at 60% 30%, rgba(59,130,246,.1) 0%, transparent 50%);--success-bg: rgba(16,185,129,.1);--error-bg: rgba(239,68,68,.1);--warning-bg: rgba(245,158,11,.1);--info-bg: rgba(59,130,246,.1)}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;display:flex;flex-direction:column;transition:background var(--transition-slow),color var(--transition);position:relative}body:before{content:"";position:fixed;inset:0;z-index:-1;background:var(--gradient-mesh);pointer-events:none}.header{background:var(--bg-card);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border-bottom:var(--glass-border);position:sticky;top:0;z-index:100;transition:background var(--transition),border-color var(--transition)}.header-inner{max-width:1100px;margin:0 auto;padding:.75rem 1.5rem;display:flex;justify-content:space-between;align-items:center}.logo{display:flex;align-items:center;gap:.5rem;text-decoration:none;transition:transform var(--transition)}.logo:hover{transform:translateY(-1px)}.logo-icon{width:32px;height:32px;background:var(--accent-gradient);border-radius:var(--radius-xs);display:flex;align-items:center;justify-content:center;font-size:1rem;color:#fff;font-weight:800;box-shadow:0 2px 8px var(--accent-glow)}.logo-text{font-size:1.15rem;font-weight:800;letter-spacing:-.03em;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.header-actions{display:flex;align-items:center;gap:.5rem}.theme-toggle{background:var(--bg-card);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:50%;width:var(--header-btn-size);height:var(--header-btn-size);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.1rem;line-height:0;transition:all var(--transition);color:var(--text-secondary)}@media(hover:hover){.theme-toggle:hover{border-color:var(--accent);color:var(--accent);transform:rotate(30deg);box-shadow:0 0 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