:root{--font-sans:system-ui, -apple-system, sans-serif;--font-display:system-ui, -apple-system, sans-serif;--background-hsl:220 20% 97%;--foreground-hsl:224 71% 4%;--card-hsl:0 0% 100%;--card-foreground-hsl:224 71% 4%;--primary-hsl:262 83% 58%;--primary-foreground-hsl:0 0% 100%;--secondary-hsl:215 25% 27%;--secondary-foreground-hsl:210 40% 98%;--accent-hsl:196 100% 48%;--accent-foreground-hsl:224 71% 4%;--muted-hsl:220 14% 90%;--muted-foreground-hsl:220 9% 46%;--success-hsl:142 76% 36%;--success-foreground-hsl:355 0% 100%;--error-hsl:346 84% 50%;--error-foreground-hsl:355 0% 100%;--border-hsl:220 13% 91%;--input-hsl:220 13% 91%;--ring-hsl:262 83% 58%;--radius-sm:.375rem;--radius-md:.75rem;--radius-lg:1.25rem;--radius-full:9999px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000000d, 0 2px 4px -1px #00000008;--shadow-lg:0 20px 25px -5px #00000014, 0 10px 10px -5px #00000008;--shadow-premium:0 25px 50px -12px #6366f11f, 0 0 50px -12px #06b6d40d;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-normal:.25s cubic-bezier(.4, 0, .2, 1);--transition-smooth:.35s cubic-bezier(.16, 1, .3, 1);--background:HSL(var(--background-hsl));--foreground:HSL(var(--foreground-hsl));--card:HSL(var(--card-hsl));--card-foreground:HSL(var(--card-foreground-hsl));--primary:HSL(var(--primary-hsl));--primary-foreground:HSL(var(--primary-foreground-hsl));--secondary:HSL(var(--secondary-hsl));--secondary-foreground:HSL(var(--secondary-foreground-hsl));--accent:HSL(var(--accent-hsl));--accent-foreground:HSL(var(--accent-foreground-hsl));--muted:HSL(var(--muted-hsl));--muted-foreground:HSL(var(--muted-foreground-hsl));--success:HSL(var(--success-hsl));--success-foreground:HSL(var(--success-foreground-hsl));--error:HSL(var(--error-hsl));--error-foreground:HSL(var(--error-foreground-hsl));--border:HSL(var(--border-hsl));--input:HSL(var(--input-hsl));--ring:HSL(var(--ring-hsl))}@media (prefers-color-scheme:dark){:root{--background-hsl:224 71% 4%;--foreground-hsl:210 40% 98%;--card-hsl:224 71% 7%;--card-foreground-hsl:210 40% 98%;--primary-hsl:263 90% 64%;--primary-foreground-hsl:0 0% 100%;--secondary-hsl:215 25% 15%;--secondary-foreground-hsl:210 40% 98%;--accent-hsl:196 100% 50%;--accent-foreground-hsl:224 71% 4%;--muted-hsl:215 25% 12%;--muted-foreground-hsl:215 16% 65%;--border-hsl:224 71% 10%;--input-hsl:224 71% 10%;--ring-hsl:263 90% 64%;--shadow-premium:0 25px 50px -12px #7c3aed40, 0 0 50px -12px #06b6d41a}}*{box-sizing:border-box;margin:0;padding:0}html,body{max-width:100vw;min-height:100vh;overflow-x:hidden}body{font-family:var(--font-sans);color:var(--foreground);background:var(--background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);letter-spacing:-.02em;font-weight:700;line-height:1.25}a{color:inherit;transition:var(--transition-fast);text-decoration:none}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;background:0 0;border:none}.gradient-text{background:linear-gradient(135deg, var(--primary), var(--accent));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.gradient-bg{background:linear-gradient(135deg, HSL(var(--primary-hsl) / .1) 0%, HSL(var(--accent-hsl) / .05) 100%)}.glass-panel{background:HSL(var(--card-hsl) / .7);-webkit-backdrop-filter:blur(16px);border:1px solid HSL(var(--border-hsl) / .5);box-shadow:var(--shadow-md)}.glass-panel-interactive{background:HSL(var(--card-hsl) / .7);-webkit-backdrop-filter:blur(16px);border:1px solid HSL(var(--border-hsl) / .5);box-shadow:var(--shadow-md);transition:var(--transition-normal)}.glass-panel-interactive:hover{border-color:HSL(var(--primary-hsl) / .3);box-shadow:var(--shadow-lg), 0 0 15px HSL(var(--primary-hsl) / .1);transform:translateY(-2px)}.page-container{flex-direction:column;min-height:100vh;display:flex}.content-centerer{width:100%;max-width:1280px;margin:0 auto;padding:0 1.5rem}@keyframes pulseGlow{0%,to{opacity:.6;transform:scale(1)}50%{opacity:.9;transform:scale(1.05)}}.pulse-glow{animation:4s ease-in-out infinite pulseGlow}@keyframes autoTilt{0%{transform:rotateX(-8deg)rotateY(-8deg)}50%{transform:rotateX(8deg)rotateY(8deg)}to{transform:rotateX(-8deg)rotateY(-8deg)}}.animate-tilt-fallback{transform-style:preserve-3d;animation:5s ease-in-out infinite autoTilt}@keyframes marquee{0%{transform:translate(0%)}to{transform:translate(-50%)}}.animate-marquee{white-space:nowrap;animation:15s linear infinite marquee;display:flex}@keyframes borderPulse{0%{box-shadow:0 0 15px 2px var(--glow-start), inset 0 0 10px 1px var(--glow-end);border-color:var(--glow-start)}50%{box-shadow:0 0 30px 6px var(--glow-end), inset 0 0 20px 2px var(--glow-start);border-color:var(--glow-end)}to{box-shadow:0 0 15px 2px var(--glow-start), inset 0 0 10px 1px var(--glow-end);border-color:var(--glow-start)}}.animate-signature-cadence{animation:4s ease-in-out infinite borderPulse}@keyframes floatEmoji{0%{transform:translate(0)scale(1)rotate(0)}25%{transform:translate(100px,12px)scale(1.15)rotate(12deg)}50%{transform:translate(200px,-8px)scale(.9)rotate(-12deg)}75%{transform:translate(90px,-18px)scale(1.08)rotate(6deg)}to{transform:translate(0)scale(1)rotate(0)}}.animate-float-emoji{animation:7s ease-in-out infinite floatEmoji}.scrollbar-none{scrollbar-width:none;-ms-overflow-style:none}.scrollbar-none::-webkit-scrollbar{display:none}.pb-safe{padding-bottom:env(safe-area-inset-bottom,24px)}.lang-selector-container{text-align:left;display:inline-block;position:relative}.lang-selector-trigger{background:HSL(var(--card-hsl) / .6);border:1px solid HSL(var(--border-hsl) / .8);border-radius:var(--radius-sm,6px);min-width:44px;min-height:44px;color:var(--foreground);cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;gap:.375rem;padding:0 .65rem;font-size:.75rem;font-weight:700;transition:background-color .2s,border-color .2s;display:inline-flex}.lang-selector-trigger:hover{background:HSL(var(--card-hsl) / .9);border-color:HSL(var(--primary-hsl) / .4)}.lang-selector-trigger.compact{padding:0 .5rem}.lang-selector-menu{z-index:9999;background:HSL(var(--card-hsl));border:1px solid HSL(var(--border-hsl) / .8);border-radius:var(--radius-md,12px);-webkit-backdrop-filter:blur(16px);flex-direction:column;gap:2px;min-width:145px;padding:4px;display:flex;position:absolute;right:0;box-shadow:0 10px 25px -5px #00000040,0 8px 10px -6px #0003}.lang-selector-menu.direction-down{top:calc(100% + 6px)}.lang-selector-menu.direction-up{bottom:calc(100% + 6px)}.lang-selector-option{border-radius:var(--radius-sm,8px);cursor:pointer;text-align:left;width:100%;min-width:44px;min-height:44px;color:var(--foreground);background:0 0;border:none;justify-content:space-between;align-items:center;padding:0 .75rem;font-size:.75rem;font-weight:600;transition:background-color .15s,color .15s;display:flex}.lang-selector-option:hover{background:HSL(var(--primary-hsl) / .08)}.lang-selector-option.selected{background:HSL(var(--success-hsl) / .12);color:var(--success);font-weight:700}.smooth-accordion-content{opacity:0;pointer-events:none;grid-template-rows:0fr;transition:grid-template-rows .28s cubic-bezier(.16,1,.3,1),opacity .22s,margin .28s cubic-bezier(.16,1,.3,1);display:grid}.smooth-accordion-content.is-expanded{opacity:1;pointer-events:auto;grid-template-rows:1fr}.smooth-accordion-inner{min-height:0;overflow:hidden}