:root{--color-accent: #47b895;--color-accent-dark: #3a9b7a;--color-accent-light: #5cd4a8;--color-accent-hover: #3a9b7a;--color-accent-active: #2e8a6a;--color-accent-subtle: rgba(71, 184, 149, .12);--color-accent-glow: rgba(71, 184, 149, .25);--bg-primary: #0f1115;--bg-secondary: #181a20;--bg-tertiary: #22252e;--bg-quaternary: #2a2d38;--text-primary: #ffffff;--text-secondary: #e0e0e0;--text-muted: #94a3b8;--text-faint: #64748b;--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--color-info: #3b82f6;--border-subtle: rgba(255, 255, 255, .06);--border-default: rgba(255, 255, 255, .1);--border-strong: rgba(255, 255, 255, .16);--fv-background: var(--bg-primary);--fv-surface: var(--bg-secondary);--fv-surface-elevated: var(--bg-tertiary);--fv-surface-floating: var(--bg-quaternary);--fv-surface-overlay: rgba(0, 0, 0, .6)}:root{--font-family-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-family-mono: "SF Mono", "Fira Code", "Cascadia Code", Menlo, Consolas, "DejaVu Sans Mono", monospace;--font-family-display: var(--font-family-sans);--text-xs: .75rem;--text-sm: .8125rem;--text-base: 1rem;--text-md: 1.125rem;--text-lg: 1.25rem;--text-xl: 1.5rem;--text-2xl: 1.75rem;--text-3xl: 2.25rem;--text-4xl: 3rem;--text-5xl: 3.75rem;--text-6xl: 4.5rem;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.15;--line-height-snug: 1.3;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--letter-spacing-tight: -.02em;--letter-spacing-normal: 0;--letter-spacing-wide: .025em;--letter-spacing-wider: .05em}:root{--space-0: 0;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--space-32: 8rem;--container-max: 1200px;--container-narrow: 800px;--container-wide: 1400px;--section-gap: var(--space-24);--section-padding: var(--space-16)}:root{--fv-elevation-0: none;--fv-elevation-1: 0 1px 3px rgba(0, 0, 0, .12), 0 1px 2px rgba(0, 0, 0, .08);--fv-elevation-2: 0 4px 8px rgba(0, 0, 0, .12), 0 2px 4px rgba(0, 0, 0, .08);--fv-elevation-3: 0 8px 16px rgba(0, 0, 0, .14), 0 4px 8px rgba(0, 0, 0, .1);--fv-elevation-4: 0 16px 32px rgba(0, 0, 0, .16), 0 8px 16px rgba(0, 0, 0, .1);--fv-elevation-active: 0 1px 2px rgba(0, 0, 0, .1);--shadow-glow: 0 0 20px rgba(71, 184, 149, .15);--shadow-glow-strong: 0 0 40px rgba(71, 184, 149, .25)}:root{--fv-duration-instant: 0ms;--fv-duration-fast: .1s;--fv-duration-normal: .2s;--fv-duration-slow: .35s;--fv-duration-slower: .5s;--fv-ease-standard: cubic-bezier(.4, 0, .2, 1);--fv-ease-decelerate: cubic-bezier(0, 0, .2, 1);--fv-ease-accelerate: cubic-bezier(.4, 0, 1, 1);--fv-ease-spring: cubic-bezier(.34, 1.56, .64, 1);--fv-transition-fast: .1s cubic-bezier(.4, 0, .2, 1);--fv-transition-normal: .2s cubic-bezier(.4, 0, .2, 1);--fv-transition-slow: .35s cubic-bezier(.4, 0, .2, 1);--surface-enter: opacity var(--fv-duration-slow) var(--fv-ease-decelerate), transform var(--fv-duration-slow) var(--fv-ease-decelerate);--surface-exit: opacity var(--fv-duration-normal) var(--fv-ease-accelerate), transform var(--fv-duration-normal) var(--fv-ease-accelerate)}@media (prefers-reduced-motion: reduce){:root{--fv-duration-instant: 0ms;--fv-duration-fast: 0ms;--fv-duration-normal: 0ms;--fv-duration-slow: 0ms;--fv-duration-slower: 0ms;--fv-transition-fast: 0ms;--fv-transition-normal: 0ms;--fv-transition-slow: 0ms}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}:root{--fv-surface-base: var(--bg-primary);--fv-surface-raised: var(--bg-secondary);--fv-surface-elevated: var(--bg-tertiary);--fv-surface-floating: var(--bg-quaternary);--fv-surface-overlay: var(--fv-surface-overlay);--fv-surface-card: var(--bg-secondary);--fv-surface-panel: var(--bg-secondary);--fv-surface-dialog: var(--bg-tertiary);--fv-glass-opacity: .75;--fv-glass-blur: 16px;--fv-glass-border: 1px solid rgba(255, 255, 255, .08);--fv-glass-bg: rgba(15, 17, 21, .75);--fv-surface-glass: var(--fv-glass-bg);--radius-none: 0;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--radius-xl: 12px;--radius-2xl: 16px;--radius-full: 9999px}@supports (backdrop-filter: blur(1px)){:root{--fv-glass-opacity: .65}}@supports not (backdrop-filter: blur(1px)){:root{--fv-glass-blur: 0px;--fv-glass-opacity: .92}}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-family-sans);font-size:var(--text-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--text-primary);background-color:var(--bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;min-height:100vh}img,svg,video{display:block;max-width:100%}a{color:var(--color-accent);text-decoration:none;transition:color var(--fv-transition-fast)}a:hover{color:var(--color-accent-light)}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}ul,ol{list-style:none}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-semibold);line-height:var(--line-height-tight);letter-spacing:var(--letter-spacing-tight)}::selection{background:var(--color-accent-subtle);color:var(--text-primary)}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 var(--space-6)}.container--wide{max-width:var(--container-wide)}.container--narrow{max-width:var(--container-narrow)}.nav{position:fixed;bottom:var(--space-6);left:50%;transform:translate(-50%);z-index:100;display:flex;align-items:center;gap:var(--space-1);padding:var(--space-2) var(--space-3);background:var(--fv-glass-bg);backdrop-filter:blur(var(--fv-glass-blur));-webkit-backdrop-filter:blur(var(--fv-glass-blur));border:var(--fv-glass-border);border-radius:var(--radius-2xl);box-shadow:var(--fv-elevation-3);transition:transform var(--fv-transition-slow),opacity var(--fv-transition-slow)}.nav--hidden{transform:translate(-50%) translateY(calc(100% + var(--space-12)));opacity:0;pointer-events:none}.nav__logo{display:flex;align-items:center;padding:var(--space-2) var(--space-4);white-space:nowrap;text-decoration:none;color:inherit}.nav__logo-img{height:24px;width:auto}.nav__divider{width:1px;height:20px;background:var(--border-default);flex-shrink:0}.nav__links{display:flex;align-items:center;gap:var(--space-1)}.nav__link{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);font-size:var(--text-sm);font-weight:var(--font-weight-medium);color:var(--text-secondary);border-radius:var(--radius-lg);transition:background var(--fv-transition-fast),color var(--fv-transition-fast);white-space:nowrap}.nav__link:hover{background:#ffffff0f;color:var(--text-primary)}.nav__link--active{color:var(--color-accent)}.nav__search-trigger{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);font-size:var(--text-sm);color:var(--text-muted);border-radius:var(--radius-lg);border:1px solid var(--border-subtle);transition:border-color var(--fv-transition-fast),color var(--fv-transition-fast);margin-left:var(--space-1)}.nav__search-trigger:hover{border-color:var(--border-default);color:var(--text-secondary)}.nav__search-trigger kbd{font-family:var(--font-family-sans);font-size:var(--text-xs);padding:2px 6px;background:#ffffff0f;border-radius:var(--radius-sm);color:var(--text-muted)}.nav__mobile-toggle{display:none;padding:var(--space-2);color:var(--text-secondary)}.nav__mobile-toggle svg{width:20px;height:20px}@media (max-width: 768px){.nav{bottom:var(--space-4);left:var(--space-4);right:var(--space-4);transform:none;justify-content:space-between}.nav--hidden{transform:translateY(calc(100% + var(--space-12)))}.nav__links{display:none}.nav__links--open{display:flex;flex-direction:column;position:absolute;bottom:calc(100% + var(--space-3));left:0;right:0;background:var(--fv-glass-bg);backdrop-filter:blur(var(--fv-glass-blur));-webkit-backdrop-filter:blur(var(--fv-glass-blur));border:var(--fv-glass-border);border-radius:var(--radius-xl);padding:var(--space-3);box-shadow:var(--fv-elevation-4)}.nav__link{padding:var(--space-3) var(--space-4);font-size:var(--text-base)}.nav__search-trigger{margin-left:0;width:100%;justify-content:space-between}.nav__mobile-toggle{display:flex}.nav__divider,.nav__logo{display:none}}.search-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;align-items:flex-start;justify-content:center;padding-top:20vh;background:#00000080;opacity:0;visibility:hidden;transition:opacity var(--fv-transition-normal),visibility var(--fv-transition-normal)}.search-overlay--open{opacity:1;visibility:visible}.search-panel{width:100%;max-width:560px;background:var(--fv-glass-bg);backdrop-filter:blur(40px);-webkit-backdrop-filter:blur(40px);border:var(--fv-glass-border);border-radius:var(--radius-xl);box-shadow:var(--fv-elevation-4);overflow:hidden;transform:scale(.96) translateY(-8px);transition:transform var(--fv-transition-normal) var(--fv-ease-decelerate),opacity var(--fv-transition-normal) var(--fv-ease-decelerate);opacity:0}.search-overlay--open .search-panel{transform:scale(1) translateY(0);opacity:1}.search-panel__input-wrap{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--border-subtle)}.search-panel__icon{color:var(--text-muted);flex-shrink:0}.search-panel__input{flex:1;background:none;border:none;outline:none;font-size:var(--text-lg);font-family:var(--font-family-sans);color:var(--text-primary)}.search-panel__input::placeholder{color:var(--text-faint)}.search-panel__shortcut{font-family:var(--font-family-sans);font-size:var(--text-xs);padding:3px 8px;background:#ffffff0f;border-radius:var(--radius-sm);color:var(--text-muted);white-space:nowrap}.search-panel__results{max-height:360px;overflow-y:auto;padding:var(--space-2)}.search-panel__group{padding:var(--space-2) var(--space-3)}.search-panel__group-title{font-size:var(--text-xs);font-weight:var(--font-weight-semibold);color:var(--text-faint);text-transform:uppercase;letter-spacing:var(--letter-spacing-wider);margin-bottom:var(--space-2)}.search-panel__item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-3);border-radius:var(--radius-md);cursor:pointer;transition:background var(--fv-transition-fast);color:var(--text-secondary);font-size:var(--text-sm)}.search-panel__item:hover,.search-panel__item--focused{background:#ffffff0f;color:var(--text-primary)}.search-panel__item-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);background:#ffffff0f;color:var(--color-accent);flex-shrink:0;font-size:var(--text-sm)}.search-panel__item-text{flex:1;min-width:0}.search-panel__item-name{font-weight:var(--font-weight-medium)}.search-panel__item-desc{font-size:var(--text-xs);color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-panel__empty{padding:var(--space-8) var(--space-4);text-align:center;color:var(--text-muted);font-size:var(--text-sm)}.search-panel__footer{padding:var(--space-3) var(--space-5);border-top:1px solid var(--border-subtle);display:flex;align-items:center;gap:var(--space-4);font-size:var(--text-xs);color:var(--text-faint)}.search-panel__footer kbd{font-family:var(--font-family-sans);font-size:10px;padding:2px 6px;background:#ffffff0f;border-radius:var(--radius-sm);margin-right:var(--space-1)}.surface{position:relative;background:var(--fv-surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);transition:transform var(--fv-transition-normal) var(--fv-ease-standard),box-shadow var(--fv-transition-normal) var(--fv-ease-standard),border-color var(--fv-transition-normal)}.surface:hover{border-color:var(--border-default)}.surface--elevated{box-shadow:var(--fv-elevation-1)}.surface--elevated:hover{box-shadow:var(--fv-elevation-2);transform:translateY(-2px)}.surface--glass{background:var(--fv-glass-bg);backdrop-filter:blur(var(--fv-glass-blur));-webkit-backdrop-filter:blur(var(--fv-glass-blur));border:var(--fv-glass-border)}.surface--interactive{cursor:pointer}.surface--interactive:active{transform:scale(.98);box-shadow:var(--fv-elevation-active)}.surface--expanded{position:fixed;inset:var(--space-8);z-index:150;border-radius:var(--radius-2xl);box-shadow:var(--fv-elevation-4);overflow-y:auto;animation:surfaceExpand var(--fv-duration-slow) var(--fv-ease-decelerate) forwards}.surface--slide-right{position:fixed;top:0;right:0;bottom:0;width:min(480px,90vw);z-index:150;border-radius:var(--radius-xl) 0 0 var(--radius-xl);box-shadow:var(--fv-elevation-4);transform:translate(100%);transition:transform var(--fv-duration-slow) var(--fv-ease-decelerate)}.surface--slide-right.open{transform:translate(0)}.surface-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:140;background:#0006;opacity:0;visibility:hidden;transition:opacity var(--fv-transition-normal),visibility var(--fv-transition-normal)}.surface-backdrop--visible{opacity:1;visibility:visible}@keyframes surfaceExpand{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.reveal{opacity:0;transform:translateY(24px);transition:opacity var(--fv-duration-slow) var(--fv-ease-decelerate),transform var(--fv-duration-slow) var(--fv-ease-decelerate)}.reveal--visible{opacity:1;transform:translateY(0)}.reveal--left{transform:translate(-24px)}.reveal--left.reveal--visible{transform:translate(0)}.reveal--right{transform:translate(24px)}.reveal--right.reveal--visible{transform:translate(0)}.reveal--scale{transform:scale(.95)}.reveal--scale.reveal--visible{transform:scale(1)}.stagger>.reveal:nth-child(1){transition-delay:0ms}.stagger>.reveal:nth-child(2){transition-delay:60ms}.stagger>.reveal:nth-child(3){transition-delay:.12s}.stagger>.reveal:nth-child(4){transition-delay:.18s}.stagger>.reveal:nth-child(5){transition-delay:.24s}.stagger>.reveal:nth-child(6){transition-delay:.3s}.stagger>.reveal:nth-child(7){transition-delay:.36s}.stagger>.reveal:nth-child(8){transition-delay:.42s}.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-16) var(--space-6);overflow:hidden}.hero__bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0}.hero__bg:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 80% 60% at 50% 40%,rgba(71,184,149,.08) 0%,transparent 70%)}.hero__bg:after{content:"";position:absolute;bottom:0;left:0;right:0;height:200px;background:linear-gradient(to top,var(--bg-primary),transparent)}.hero__content{position:relative;z-index:1;max-width:800px}.hero__badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-4);background:var(--color-accent-subtle);border:1px solid rgba(71,184,149,.2);border-radius:var(--radius-full);font-size:var(--text-sm);font-weight:var(--font-weight-medium);color:var(--color-accent);margin-bottom:var(--space-8);opacity:0;transform:translateY(12px);animation:heroFadeUp .6s var(--fv-ease-decelerate) .2s forwards}.hero__badge-dot{width:6px;height:6px;border-radius:50%;background:var(--color-accent);animation:pulse 2s ease-in-out infinite}.hero__logo{margin-bottom:var(--space-4);opacity:0;transform:translateY(16px);animation:heroFadeUp .6s var(--fv-ease-decelerate) .35s forwards}.hero__logo-img{width:clamp(200px,40vw,320px);height:auto;display:block;margin:0 auto}.hero__title{font-size:clamp(2.5rem,6vw,5rem);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-tight);line-height:var(--line-height-tight);margin-bottom:var(--space-6);opacity:0;transform:translateY(20px);animation:heroFadeUp .6s var(--fv-ease-decelerate) .35s forwards}.hero__title-accent{background:linear-gradient(135deg,var(--color-accent),var(--color-accent-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero__tagline{font-size:clamp(1.25rem,3vw,1.75rem);font-weight:var(--font-weight-medium);color:var(--text-secondary);letter-spacing:var(--letter-spacing-wide);margin-bottom:var(--space-6);opacity:0;transform:translateY(20px);animation:heroFadeUp .6s var(--fv-ease-decelerate) .4s forwards}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.hero__subtitle{font-size:clamp(1rem,2vw,1.25rem);color:var(--text-secondary);line-height:var(--line-height-relaxed);max-width:600px;margin:0 auto var(--space-10);opacity:0;transform:translateY(20px);animation:heroFadeUp .6s var(--fv-ease-decelerate) .5s forwards}.hero__actions{display:flex;align-items:center;justify-content:center;gap:var(--space-4);flex-wrap:wrap;opacity:0;transform:translateY(20px);animation:heroFadeUp .6s var(--fv-ease-decelerate) .65s forwards}.btn{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-size:var(--text-base);font-weight:var(--font-weight-medium);border-radius:var(--radius-lg);transition:all var(--fv-transition-fast) var(--fv-ease-standard);white-space:nowrap;min-height:44px}.btn--primary{background:var(--color-accent);color:var(--bg-primary)}.btn--primary:hover{background:var(--color-accent-hover);box-shadow:var(--shadow-glow);transform:translateY(-1px)}.btn--primary:active{transform:scale(.97);box-shadow:none}.btn--secondary{background:#ffffff0f;color:var(--text-secondary);border:1px solid var(--border-default)}.btn--secondary:hover{background:#ffffff1a;color:var(--text-primary);border-color:var(--border-strong);transform:translateY(-1px)}.btn--secondary:active{transform:scale(.97)}.btn svg{width:18px;height:18px}.hero__preview{position:relative;z-index:1;margin-top:var(--space-16);width:100%;max-width:900px;opacity:0;transform:translateY(32px) scale(.97);animation:heroPreview .8s var(--fv-ease-decelerate) .85s forwards}.hero__preview-frame{position:relative;border-radius:var(--radius-xl);overflow:hidden;border:1px solid var(--border-default);box-shadow:var(--fv-elevation-4),0 0 60px #47b89514;background:var(--bg-secondary)}.hero__preview-frame img{width:100%;height:auto;display:block}.hero__preview-glow{position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;border-radius:inherit;background:linear-gradient(135deg,rgba(71,184,149,.15),transparent 40%,transparent 60%,rgba(71,184,149,.1));pointer-events:none;opacity:0;transition:opacity var(--fv-transition-slow)}.hero__preview-frame:hover .hero__preview-glow{opacity:1}.hero__scroll-indicator{position:absolute;bottom:4px;left:48%;transform:translate(-50%);z-index:1;display:flex;flex-direction:column;align-items:center;gap:var(--space-2);color:var(--text-faint);font-size:var(--text-xs);animation:heroFadeUp .6s var(--fv-ease-decelerate) 1.2s forwards;opacity:0}.hero__scroll-indicator svg{width:20px;height:20px;animation:scrollBounce 2s ease-in-out infinite}@keyframes heroFadeUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes heroPreview{0%{opacity:0;transform:translateY(32px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@keyframes scrollBounce{0%,to{transform:translateY(0)}50%{transform:translateY(4px)}}@media (max-width: 768px){.hero{padding:var(--space-20) var(--space-4) var(--space-16);min-height:auto;min-height:100dvh}.hero__actions{flex-direction:column;width:100%}.hero__actions .btn{width:100%;justify-content:center}.hero__preview{margin-top:var(--space-10)}}.features{padding:var(--section-padding) 0}.section-header{text-align:center;margin-bottom:var(--space-16)}.section-label{display:inline-flex;align-items:center;gap:var(--space-2);font-size:var(--text-sm);font-weight:var(--font-weight-medium);color:var(--color-accent);text-transform:uppercase;letter-spacing:var(--letter-spacing-wider);margin-bottom:var(--space-4)}.section-title{font-size:clamp(1.75rem,4vw,2.75rem);font-weight:var(--font-weight-bold);margin-bottom:var(--space-4)}.section-desc{font-size:var(--text-md);color:var(--text-secondary);max-width:600px;margin:0 auto;line-height:var(--line-height-relaxed)}.features__layout{display:grid;grid-template-columns:280px 1fr;gap:var(--space-6);min-height:480px}.features__list{display:flex;flex-direction:column;gap:var(--space-2)}.features__item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-lg);cursor:pointer;transition:background var(--fv-transition-fast),color var(--fv-transition-fast);color:var(--text-secondary);font-size:var(--text-sm);font-weight:var(--font-weight-medium);border:1px solid transparent}.features__item:hover{background:#ffffff0a;color:var(--text-primary)}.features__item--active{background:var(--color-accent-subtle);color:var(--color-accent);border-color:#47b89526}.features__item-icon{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);background:#ffffff0f;flex-shrink:0;font-size:var(--text-base);transition:background var(--fv-transition-fast)}.features__item--active .features__item-icon{background:#47b89526}.features__detail{position:relative;background:var(--fv-surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);padding:var(--space-8);overflow:hidden}.features__detail-content{opacity:1;transform:translateY(0);transition:opacity var(--fv-transition-normal),transform var(--fv-transition-normal)}.features__detail-content.transitioning{opacity:0;transform:translateY(8px)}.features__detail-icon{width:56px;height:56px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-xl);background:var(--color-accent-subtle);color:var(--color-accent);font-size:var(--text-xl);margin-bottom:var(--space-6)}.features__detail-title{font-size:var(--text-2xl);font-weight:var(--font-weight-bold);margin-bottom:var(--space-4)}.features__detail-desc{font-size:var(--text-md);color:var(--text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--space-6)}.features__detail-list{display:flex;flex-direction:column;gap:var(--space-3)}.features__detail-list-item{display:flex;align-items:flex-start;gap:var(--space-3);font-size:var(--text-sm);color:var(--text-secondary)}.features__detail-list-item svg{width:18px;height:18px;color:var(--color-accent);flex-shrink:0;margin-top:2px}@media (max-width: 768px){.features__layout{grid-template-columns:1fr;min-height:auto}.features__list{flex-direction:row;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:var(--space-2);gap:var(--space-2)}.features__list::-webkit-scrollbar{display:none}.features__item{flex-shrink:0;padding:var(--space-3) var(--space-4)}.features__detail{padding:var(--space-6)}}.preview{padding:var(--section-padding) 0}.preview__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--space-6)}.preview__card{position:relative;background:var(--fv-surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);overflow:hidden;cursor:pointer;transition:transform var(--fv-transition-normal) var(--fv-ease-standard),box-shadow var(--fv-transition-normal) var(--fv-ease-standard),border-color var(--fv-transition-normal)}.preview__card:hover{transform:translateY(-4px);box-shadow:var(--fv-elevation-3);border-color:var(--border-default)}.preview__card:active{transform:scale(.98)}.preview__card-image{position:relative;width:100%;aspect-ratio:16 / 10;overflow:hidden;background:var(--bg-tertiary)}.preview__card-image img{width:100%;height:100%;object-fit:cover;object-position:center;transition:transform var(--fv-transition-slow) var(--fv-ease-standard)}.preview__card-image--left img{object-position:left center}.preview__card:hover .preview__card-image img{transform:scale(1.03)}.preview__card-body{padding:var(--space-5)}.preview__card-title{font-size:var(--text-lg);font-weight:var(--font-weight-semibold);margin-bottom:var(--space-2)}.preview__card-desc{font-size:var(--text-sm);color:var(--text-muted);line-height:var(--line-height-normal)}.preview__card-tag{display:inline-flex;padding:var(--space-1) var(--space-3);background:var(--color-accent-subtle);color:var(--color-accent);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-weight-medium);margin-top:var(--space-3)}@media (max-width: 768px){.preview__grid{grid-template-columns:1fr}}.ecosystem{padding:var(--section-padding) 0}.ecosystem__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-5)}.ecosystem__card{position:relative;display:flex;flex-direction:column;padding:var(--space-6);background:var(--fv-surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);transition:transform var(--fv-transition-normal) var(--fv-ease-standard),box-shadow var(--fv-transition-normal) var(--fv-ease-standard),border-color var(--fv-transition-normal);text-decoration:none;color:inherit}.ecosystem__card:hover{transform:translateY(-3px);box-shadow:var(--fv-elevation-2);border-color:var(--border-default);color:inherit}.ecosystem__card-header{display:flex;align-items:center;gap:var(--space-4);margin-bottom:var(--space-4)}.ecosystem__card-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-xl);background:var(--color-accent-subtle);color:var(--color-accent);font-size:var(--text-xl);flex-shrink:0}.ecosystem__card-name{font-size:var(--text-lg);font-weight:var(--font-weight-semibold)}.ecosystem__card-category{font-size:var(--text-xs);color:var(--text-muted);text-transform:uppercase;letter-spacing:var(--letter-spacing-wider)}.ecosystem__card-desc{font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--line-height-relaxed);flex:1}.ecosystem__card-link{display:inline-flex;align-items:center;gap:var(--space-2);margin-top:var(--space-5);font-size:var(--text-sm);font-weight:var(--font-weight-medium);color:var(--color-accent)}.ecosystem__card-link svg{width:16px;height:16px;transition:transform var(--fv-transition-fast)}.ecosystem__card:hover .ecosystem__card-link svg{transform:translate(3px)}.ecosystem__card-external{display:inline-flex;align-items:center;gap:4px;margin-left:var(--space-2);font-size:var(--text-xs);color:var(--text-faint)}@media (max-width: 768px){.ecosystem__grid{grid-template-columns:1fr}}.opensource{padding:var(--section-padding) 0}.opensource__layout{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-12);align-items:start}.opensource__info{max-width:480px}.opensource__stats{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4);margin-top:var(--space-8)}.opensource__stat{padding:var(--space-5);background:var(--fv-surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl)}.opensource__stat-value{font-size:var(--text-2xl);font-weight:var(--font-weight-bold);color:var(--color-accent);margin-bottom:var(--space-1)}.opensource__stat-label{font-size:var(--text-sm);color:var(--text-muted)}.opensource__actions{display:flex;flex-direction:column;gap:var(--space-4)}.opensource__action{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-5);background:var(--fv-surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);text-decoration:none;color:inherit;transition:transform var(--fv-transition-normal),box-shadow var(--fv-transition-normal),border-color var(--fv-transition-normal)}.opensource__action:hover{transform:translateY(-2px);box-shadow:var(--fv-elevation-2);border-color:var(--border-default);color:inherit}.opensource__action-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-lg);background:#ffffff0f;color:var(--text-secondary);flex-shrink:0}.opensource__action:hover .opensource__action-icon{background:var(--color-accent-subtle);color:var(--color-accent)}.opensource__action-text{flex:1}.opensource__action-title{font-size:var(--text-base);font-weight:var(--font-weight-semibold);margin-bottom:2px}.opensource__action-desc{font-size:var(--text-sm);color:var(--text-muted)}.opensource__action-arrow{color:var(--text-faint);transition:transform var(--fv-transition-fast),color var(--fv-transition-fast)}.opensource__action:hover .opensource__action-arrow{color:var(--color-accent);transform:translate(3px)}@media (max-width: 768px){.opensource__layout{grid-template-columns:1fr;gap:var(--space-8)}.opensource__stats{grid-template-columns:1fr 1fr}}@media (max-width: 480px){.opensource__stats{grid-template-columns:1fr}}.themes{padding:var(--section-padding) 0}.themes__intro{text-align:center;margin-bottom:var(--space-12)}.themes__tagline{font-size:var(--text-lg);color:var(--text-muted);font-style:italic;margin-top:var(--space-3)}.themes__selector{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-3);margin-bottom:var(--space-10)}.themes__btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);background:var(--fv-surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-full);font-size:var(--text-sm);font-weight:var(--font-weight-medium);color:var(--text-secondary);cursor:pointer;transition:all var(--fv-transition-normal) var(--fv-ease-standard);position:relative;min-height:44px}.themes__btn:hover{background:var(--bg-tertiary);border-color:var(--border-default);color:var(--text-primary);transform:translateY(-1px);box-shadow:var(--fv-elevation-1)}.themes__btn:active{transform:scale(.97);box-shadow:none}.themes__btn--active{background:var(--color-accent-subtle);border-color:#47b8954d;color:var(--color-accent)}.themes__btn--active:hover{background:var(--color-accent-subtle);border-color:#47b89566;color:var(--color-accent)}.themes__btn-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0;border:1px solid rgba(255,255,255,.15)}.themes__btn-badge{font-size:10px;font-weight:var(--font-weight-bold);text-transform:uppercase;letter-spacing:.05em;padding:2px 6px;border-radius:var(--radius-sm);background:var(--color-accent);color:var(--bg-primary);margin-left:var(--space-1)}.themes__stage{display:grid;grid-template-columns:1fr 320px;gap:var(--space-8);align-items:start}.themes__preview{position:relative;background:var(--fv-surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);overflow:hidden;aspect-ratio:16 / 10}.themes__preview-surface{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden;transition:background var(--fv-duration-slow) var(--fv-ease-standard)}.themes__preview-wallpaper{position:absolute;top:0;right:0;bottom:0;left:0;transition:background var(--fv-duration-slow) var(--fv-ease-standard)}.themes__preview-topbar{position:absolute;top:0;left:0;right:0;height:28px;display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-3);font-size:11px;transition:background var(--fv-duration-slow) var(--fv-ease-standard),color var(--fv-duration-slow) var(--fv-ease-standard),border-color var(--fv-duration-slow) var(--fv-ease-standard);border-bottom:1px solid transparent}.themes__preview-topbar-left{display:flex;align-items:center;gap:var(--space-2);font-weight:var(--font-weight-semibold)}.themes__preview-topbar-right{display:flex;align-items:center;gap:var(--space-3);color:inherit;opacity:.7}.themes__preview-window{position:absolute;top:44px;left:24px;right:24px;bottom:52px;border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transition:border-radius var(--fv-duration-slow) var(--fv-ease-standard),box-shadow var(--fv-duration-slow) var(--fv-ease-standard),border var(--fv-duration-slow) var(--fv-ease-standard),background var(--fv-duration-slow) var(--fv-ease-standard);box-shadow:var(--fv-elevation-2)}.themes__preview-window-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2) var(--space-3);font-size:11px;font-weight:var(--font-weight-medium);transition:background var(--fv-duration-slow) var(--fv-ease-standard),color var(--fv-duration-slow) var(--fv-ease-standard),border-color var(--fv-duration-slow) var(--fv-ease-standard);border-bottom:1px solid transparent}.themes__preview-window-controls{display:flex;gap:6px}.themes__preview-window-dot{width:10px;height:10px;border-radius:50%;transition:background var(--fv-duration-slow) var(--fv-ease-standard)}.themes__preview-window-title{position:absolute;left:50%;transform:translate(-50%);font-size:11px}.themes__preview-window-body{flex:1;padding:var(--space-3);display:flex;flex-direction:column;gap:var(--space-2);transition:background var(--fv-duration-slow) var(--fv-ease-standard)}.themes__preview-line{height:6px;border-radius:3px;transition:background var(--fv-duration-slow) var(--fv-ease-standard)}.themes__preview-line:nth-child(1){width:80%}.themes__preview-line:nth-child(2){width:60%}.themes__preview-line:nth-child(3){width:70%}.themes__preview-line:nth-child(4){width:45%}.themes__preview-taskbar{position:absolute;bottom:0;left:0;right:0;height:40px;display:flex;align-items:center;justify-content:center;gap:var(--space-3);padding:0 var(--space-4);transition:background var(--fv-duration-slow) var(--fv-ease-standard),border-color var(--fv-duration-slow) var(--fv-ease-standard),border-radius var(--fv-duration-slow) var(--fv-ease-standard);border-top:1px solid transparent}.themes__preview-taskbar.floating{bottom:8px;left:12px;right:12px;border-radius:var(--radius-xl);border:1px solid transparent;border-top:none;box-shadow:var(--fv-elevation-3)}.themes__preview-taskbar-icon{width:24px;height:24px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:10px;transition:background var(--fv-duration-slow) var(--fv-ease-standard),color var(--fv-duration-slow) var(--fv-ease-standard)}.themes__preview-taskbar-icon--active{position:relative}.themes__preview-taskbar-icon--active:after{content:"";position:absolute;bottom:-3px;left:50%;transform:translate(-50%);width:12px;height:2px;border-radius:1px;transition:background var(--fv-duration-slow) var(--fv-ease-standard)}.themes__preview-clock{position:absolute;right:var(--space-3);font-size:10px;opacity:.7}.themes__info{display:flex;flex-direction:column;gap:var(--space-6)}.themes__info-card{padding:var(--space-6);background:var(--fv-surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);transition:border-color var(--fv-transition-normal)}.themes__info-name{font-size:var(--text-xl);font-weight:var(--font-weight-bold);margin-bottom:var(--space-2);display:flex;align-items:center;gap:var(--space-3)}.themes__info-desc{font-size:var(--text-sm);color:var(--text-muted);line-height:var(--line-height-relaxed);margin-bottom:var(--space-4)}.themes__info-features{display:flex;flex-wrap:wrap;gap:var(--space-2)}.themes__info-feature{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-3);background:#ffffff0a;border-radius:var(--radius-full);font-size:var(--text-xs);color:var(--text-muted)}.themes__info-feature svg{width:12px;height:12px;color:var(--color-accent)}.themes__accent-bar{display:flex;align-items:center;gap:var(--space-3);margin-top:var(--space-4)}.themes__accent-swatch{width:24px;height:24px;border-radius:var(--radius-md);border:2px solid rgba(255,255,255,.1);transition:background var(--fv-duration-slow) var(--fv-ease-standard)}.themes__accent-label{font-size:var(--text-xs);color:var(--text-faint);font-family:var(--font-family-mono)}@media (max-width: 1024px){.themes__stage{grid-template-columns:1fr;gap:var(--space-6)}.themes__info{flex-direction:row;gap:var(--space-4)}.themes__info-card{flex:1}}@media (max-width: 768px){.themes__selector{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:var(--space-2);justify-content:flex-start;margin-left:calc(-1 * var(--space-6));margin-right:calc(-1 * var(--space-6));padding-left:var(--space-6);padding-right:var(--space-6)}.themes__selector::-webkit-scrollbar{display:none}.themes__btn{flex-shrink:0}.themes__info{flex-direction:column}.themes__preview{aspect-ratio:16 / 11}}@media (max-width: 480px){.themes__preview-window{left:12px;right:12px;top:36px;bottom:44px}.themes__preview-topbar{height:24px;font-size:10px}.themes__preview-taskbar{height:36px}}.apps{padding:var(--section-padding) 0}.apps__intro{text-align:center;margin-bottom:var(--space-12)}.apps__tagline{font-size:var(--text-lg);color:var(--text-muted);font-style:italic;margin-top:var(--space-3)}.apps__preview-badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-4);background:var(--color-accent-subtle);border:1px solid rgba(71,184,149,.2);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-weight-semibold);color:var(--color-accent);text-transform:uppercase;letter-spacing:.06em;margin-bottom:var(--space-4)}.apps__preview-badge-dot{width:6px;height:6px;border-radius:50%;background:var(--color-accent);opacity:.7}.apps__context{display:flex;flex-direction:column;align-items:center;gap:var(--space-4);margin-top:var(--space-10);padding-top:var(--space-8);border-top:1px solid var(--border-subtle)}.apps__context-text{font-size:var(--text-sm);color:var(--text-faint);text-align:center;max-width:520px}.apps__live-cta{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);background:var(--color-accent-subtle);border:1px solid rgba(71,184,149,.25);border-radius:var(--radius-lg);color:var(--color-accent);font-size:var(--text-sm);font-weight:var(--font-weight-medium);text-decoration:none;transition:background var(--fv-transition-fast) var(--fv-ease-standard),border-color var(--fv-transition-fast) var(--fv-ease-standard),box-shadow var(--fv-transition-fast) var(--fv-ease-standard);min-height:44px}.apps__live-cta:hover{background:var(--color-accent);color:var(--bg-primary);border-color:var(--color-accent);box-shadow:0 0 20px var(--color-accent-glow)}.apps__live-cta:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.apps__categories{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-2);margin-bottom:var(--space-8)}.apps__cat-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:transparent;border:1px solid var(--border-subtle);border-radius:var(--radius-full);font-size:var(--text-sm);font-weight:var(--font-weight-medium);color:var(--text-muted);cursor:pointer;transition:all var(--fv-transition-normal) var(--fv-ease-standard);min-height:36px}.apps__cat-btn:hover{background:var(--bg-tertiary);border-color:var(--border-default);color:var(--text-secondary)}.apps__cat-btn--active{background:var(--color-accent-subtle);border-color:#47b8954d;color:var(--color-accent)}.apps__cat-btn--active:hover{background:var(--color-accent-subtle);border-color:#47b89566;color:var(--color-accent)}.apps__stage{display:grid;grid-template-columns:300px 1fr;gap:var(--space-6);align-items:start}.apps__launcher{background:var(--fv-surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);overflow:hidden}.apps__launcher-header{padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--border-subtle);font-size:var(--text-sm);font-weight:var(--font-weight-semibold);color:var(--text-secondary);display:flex;align-items:center;gap:var(--space-2)}.apps__launcher-header svg{width:16px;height:16px;color:var(--color-accent)}.apps__launcher-list{max-height:480px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--bg-quaternary) transparent}.apps__launcher-list::-webkit-scrollbar{width:6px}.apps__launcher-list::-webkit-scrollbar-track{background:transparent}.apps__launcher-list::-webkit-scrollbar-thumb{background:var(--bg-quaternary);border-radius:3px}.apps__launcher-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-5);cursor:pointer;transition:background var(--fv-transition-fast) var(--fv-ease-standard);border:none;background:none;width:100%;text-align:left;color:var(--text-secondary);font-size:var(--text-sm);position:relative;min-height:48px}.apps__launcher-item:hover{background:#ffffff0a}.apps__launcher-item:focus-visible{outline:2px solid var(--color-accent);outline-offset:-2px;border-radius:var(--radius-sm)}.apps__launcher-item--active{background:var(--color-accent-subtle);color:var(--color-accent)}.apps__launcher-item--active:before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:0 2px 2px 0;background:var(--color-accent)}.apps__launcher-icon{width:32px;height:32px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0;background:#ffffff0a}.apps__launcher-icon svg{width:16px;height:16px}.apps__launcher-item--active 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