:root{--bg-primary:#181614;--bg-secondary:#211e1b;--bg-surface:#24201d;--bg-surface-elevated:#2c2825;--bg-surface-glass:#211d1af0;--bg-hover:#ffffff0d;--border-subtle:#332e29;--border-focus:#c86a59;--border-glass:#ffffff12;--border-gold:#3d3731;--border-gold-bright:#c86a59;--text-main:#ded8ce;--text-muted:#a39a8e;--text-dim:#736b61;--text-inverse:#181614;--accent-primary:#c86a59;--accent-primary-hover:#dc7c6a;--accent-primary-light:#e89586;--accent-secondary:#d19e48;--accent-gold:#d19e48;--accent-gradient:linear-gradient(135deg, #c86a59 0%, #d19e48 100%);--accent-gradient-subtle:#c86a5924;--accent-glow:#c86a592e;--success:#48bb78;--success-bg:#48bb7829;--warning:#ed8936;--warning-bg:#ed893629;--danger:#e53e3e;--danger-bg:#e53e3e29;--info:#4299e1;--info-bg:#4299e129;--pair-active-bg:#ffffff0b;--pair-active-border:#c86a59;--pair-hover-bg:#ffffff05;--font-heading:"Literata", Georgia, serif;--font-reading:"Literata", "Newsreader", Georgia, serif;--font-sans:"Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;--font-mono:"JetBrains Mono", monospace;--shadow-sm:0 1px 2px #00000040;--shadow-md:0 3px 6px -1px #00000059;--shadow-lg:0 10px 24px -4px #00000073;--shadow-glow:0 0 16px #c86a5933;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:18px;--radius-full:9999px;--transition-fast:.15s ease;--transition-normal:.25s cubic-bezier(.4, 0, .2, 1);--transition-smooth:.35s cubic-bezier(.16, 1, .3, 1)}[data-theme=light]{--bg-primary:#f7f4ed;--bg-secondary:#eeeae0;--bg-surface:#faf7f0;--bg-surface-elevated:#f3efe6;--bg-surface-glass:#faf7f0f2;--bg-hover:#00000009;--border-subtle:#e3dcd0;--border-focus:#8b3a2b;--border-glass:#0000000f;--border-gold:#dcd4c4;--border-gold-bright:#8b3a2b;--text-main:#24211e;--text-muted:#68625a;--text-dim:#988f83;--text-inverse:#faf7f0;--accent-primary:#8b3a2b;--accent-primary-hover:#732f22;--accent-primary-light:#a64c3c;--accent-secondary:#b37c2a;--accent-gold:#b37c2a;--accent-gradient:linear-gradient(135deg, 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0}::-webkit-scrollbar-thumb{background:var(--border-subtle);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-dim)}.app-container{background-color:var(--bg-primary);flex-direction:column;min-height:100vh;display:flex;position:relative}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--text-main);letter-spacing:-.01em;font-weight:600;line-height:1.35}.gradient-text{color:var(--accent-primary);display:inline}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}.animate-fade-in{animation:fadeIn var(--transition-smooth) forwards}.animate-spin{animation:1s linear infinite spin}.glass-panel{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);position:relative}.badge{border-radius:var(--radius-sm);font-family:var(--font-sans);letter-spacing:.2px;align-items:center;gap:5px;padding:3px 8px;font-size:11px;font-weight:500;display:inline-flex}.badge-primary{background:var(--accent-gradient-subtle);color:var(--accent-primary);border:1px solid var(--border-subtle)}.badge-success{background:var(--success-bg);color:var(--success)}.badge-warning{background:var(--warning-bg);color:var(--warning)}.badge-info{background:var(--info-bg);color:var(--info)}.app-header{z-index:50;background:var(--bg-surface-glass);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-subtle);justify-content:space-between;align-items:center;padding:12px 28px;display:flex;position:sticky;top:0}.brand-section{align-items:center;gap:12px;display:flex}.brand-logo-icon{border-radius:var(--radius-sm);background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);width:36px;height:36px;color:var(--accent-primary);justify-content:center;align-items:center;display:flex}.brand-icon-primary{color:var(--accent-primary)}.brand-icon-quill{display:none}.brand-text-container{flex-direction:column;display:flex}.brand-title{font-family:var(--font-heading);letter-spacing:-.01em;color:var(--text-main);font-size:1.25rem;font-weight:600;line-height:1.1}.brand-title-accent{color:var(--accent-primary);font-weight:500}.brand-subtitle{font-family:var(--font-reading);color:var(--text-muted);font-size:.8rem}.header-actions{align-items:center;gap:8px;display:flex}.lang-selector-group{background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);align-items:center;gap:4px;padding:3px 8px;display:flex}.lang-select{color:var(--text-main);font-family:var(--font-sans);cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:none;outline:none;padding:4px 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var(--accent-glow)}.form-input::placeholder{color:var(--text-dim);opacity:.8}.form-hint{font-family:var(--font-reading);color:var(--text-muted);font-size:.82rem;line-height:1.4}.provider-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:8px;display:grid}.provider-card{border:1px solid var(--border-subtle);border-radius:var(--radius-sm);background:var(--bg-surface-elevated);color:var(--text-main);cursor:pointer;transition:all var(--transition-fast);text-align:left;flex-direction:column;gap:3px;width:100%;padding:12px;font-family:inherit;display:flex}.provider-card strong,.provider-card .provider-card-title{font-family:var(--font-sans);color:var(--text-main);font-size:.82rem;font-weight:600;display:block}.provider-card span,.provider-card 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1rem;display:flex;position:relative;overflow:hidden}.xepw-crafted:before{content:"";background:linear-gradient(90deg, transparent, var(--accent-primary-light), transparent);width:280px;height:1px;position:absolute;top:0;left:50%;transform:translate(-50%)}.xepw-sig-glow{background:radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);pointer-events:none;border-radius:50%;width:340px;height:340px;animation:4s ease-in-out infinite xepw-sig-pulse;position:absolute;inset:50% auto auto 50%;transform:translate(-50%,-50%)}.xepw-sig-link{z-index:1;border-radius:var(--radius-full);background:var(--bg-surface-glass);border:1px solid var(--border-glass);font-family:"Outfit", var(--font-sans);letter-spacing:.22em;text-transform:uppercase;color:var(--text-muted);transition:color var(--transition-smooth), background var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth), transform var(--transition-smooth);align-items:center;gap:.6rem;padding:.45rem 1.1rem;font-size:.75rem;font-weight:600;text-decoration:none;display:inline-flex;position:relative}.xepw-sig-link:hover{color:var(--text-main);background:var(--bg-hover);border-color:var(--accent-primary-light);box-shadow:0 0 25px var(--accent-glow), 0 0 60px #6366f114;transform:translateY(-2px)}.xepw-sig-shimmer{border-radius:inherit;pointer-events:none;position:absolute;inset:0;overflow:hidden}.xepw-sig-shimmer:after{content:"";width:60%;height:100%;transition:transform .9s var(--transition-smooth);background:linear-gradient(110deg,#0000,#ffffff24,#0000);position:absolute;top:0;left:0;transform:translate(-120%)}.xepw-sig-link:hover .xepw-sig-shimmer:after{transform:translate(260%)}.xepw-sig-prefix{opacity:.75;white-space:nowrap;font-weight:400}.xepw-sig-brand{background:var(--accent-gradient);-webkit-text-fill-color:transparent;white-space:nowrap;-webkit-background-clip:text;background-clip:text;font-weight:700}.xepw-sig-sparkle{color:var(--accent-primary-light);font-size:.85rem;line-height:1;transition:transform .6s cubic-bezier(.34,1.56,.64,1),color .3s;display:inline-block}.xepw-sig-link:hover .xepw-sig-sparkle{color:var(--accent-primary);transform:rotate(180deg)scale(1.3)}@keyframes xepw-sig-pulse{0%,to{opacity:.35;transform:translate(-50%,-50%)scale(.92)}50%{opacity:.85;transform:translate(-50%,-50%)scale(1.05)}}@media (width<=768px){.xepw-sig-prefix{display:none}.xepw-sig-link{letter-spacing:.14em}}@media (prefers-reduced-motion:reduce){.xepw-sig-glow{animation:none}.xepw-sig-shimmer:after{transition:none;transform:none}.xepw-sig-sparkle{transition:none}}@media (width<=900px){.dual-header-grid{grid-template-columns:1fr}.pair-row{grid-template-columns:1fr;gap:10px}.app-header{padding:10px 16px}.brand-subtitle{display:none}}