:root{--bg-app: #f4f6fb;--bg-surface: #ffffff;--bg-subtle: #f1f5f9;--glass-bg: rgba(255, 255, 255, .78);--glass-bg-hover: rgba(255, 255, 255, .9);--glass-border: rgba(255, 255, 255, .6);--glass-border-subtle: rgba(226, 232, 240, .8);--glass-shadow: 0 10px 30px -10px rgba(0, 0, 0, .05), 0 4px 6px -2px rgba(0, 0, 0, .02);--glass-shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, .08), 0 8px 16px -4px rgba(0, 0, 0, .03);--text-primary: #0f172a;--text-secondary: #64748b;--text-tertiary: #94a3b8;--text-inverse: #ffffff;--accent-primary: #2563eb;--accent-primary-hover: #1d4ed8;--accent-secondary: #0284c7;--accent-glow: rgba(37, 99, 235, .2);--accent-like: #f43f5e;--accent-gradient: #2563eb;--accent-gradient-subtle: rgba(37, 99, 235, .08);--border-radius-sm: 8px;--border-radius-md: 16px;--border-radius-lg: 24px;--border-radius-full: 9999px;--nav-height: 64px;--header-height: 60px}body.dark-theme{--bg-app: #090d16;--bg-surface: #0f172a;--bg-subtle: #1e293b;--glass-bg: rgba(15, 23, 42, .75);--glass-bg-hover: rgba(30, 41, 59, .85);--glass-border: rgba(255, 255, 255, .1);--glass-border-subtle: rgba(255, 255, 255, .06);--glass-shadow: 0 10px 30px -10px rgba(0, 0, 0, .5);--glass-shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, .7);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-tertiary: #64748b;--text-inverse: #0f172a;--accent-glow: rgba(37, 99, 235, .35);--accent-gradient-subtle: rgba(37, 99, 235, .15)}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:Plus Jakarta Sans,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-app);color:var(--text-primary);min-height:100vh;overflow-x:hidden;transition:background-color .3s ease,color .3s ease}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:var(--border-radius-md)}.glass-header{position:sticky;top:0;z-index:40;height:var(--header-height);background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--glass-border-subtle)}.glass-nav{position:fixed;bottom:0;left:0;right:0;z-index:40;height:var(--nav-height);background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--glass-border-subtle)}.btn-primary{background:var(--accent-primary);color:#fff;border:none;font-weight:600;font-size:.925rem;padding:10px 20px;border-radius:var(--border-radius-full);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 4px 14px var(--accent-glow);transition:transform .15s ease,background-color .15s ease,box-shadow .15s ease,opacity .15s ease}.btn-primary:hover{background:var(--accent-primary-hover)}.btn-primary:active{transform:scale(.97)}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-glass{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--glass-border-subtle);color:var(--text-primary);font-weight:500;padding:8px 16px;border-radius:var(--border-radius-full);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:all .2s ease}.btn-glass:hover{background:var(--glass-bg-hover);border-color:var(--accent-primary)}.btn-icon{width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:transparent;border:none;color:var(--text-primary);cursor:pointer;transition:transform .15s ease,background-color .15s ease,color .15s ease}.btn-icon:hover{background-color:var(--bg-subtle)}.btn-icon:active{transform:scale(.92)}.aspect-container{width:100%;position:relative;overflow:hidden;background-color:var(--bg-subtle)}.aspect-1-1{aspect-ratio:1 / 1}.aspect-4-5{aspect-ratio:4 / 5}.aspect-16-9{aspect-ratio:16 / 9}@keyframes heartBurst{0%{transform:scale(0) rotate(-15deg);opacity:0}50%{transform:scale(1.35) rotate(0);opacity:1}to{transform:scale(1) rotate(0);opacity:0}}.animate-heart-burst{animation:heartBurst .75s cubic-bezier(.175,.885,.32,1.275) forwards}@keyframes pulseGlow{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.7}}.pulse-online{animation:pulseGlow 2s infinite ease-in-out}@keyframes typingWave{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-5px)}}.typing-dot{width:6px;height:6px;border-radius:50%;background-color:var(--text-secondary);display:inline-block;animation:typingWave 1.4s infinite ease-in-out}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--text-tertiary);border-radius:999px;opacity:.4}