.video-intro{width:100%;height:100%;padding:var(--spacing-md);display:flex;flex-direction:column;align-items:center;justify-content:center;animation:fadeIn .5s ease-in;box-sizing:border-box}.logo-section{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);text-align:center;max-height:100%;width:100%}.logo-container{position:relative;width:100%;max-width:min(600px,80vw,80vh);height:auto;cursor:pointer;transition:transform .2s;flex-shrink:1}.logo-container:hover{transform:scale(1.05)}.logo-container:active{transform:scale(.98)}.app-logo{width:100%;height:auto;display:block}.play-overlay{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:30%;height:30%;pointer-events:none;transition:opacity .3s}.logo-container:hover .play-overlay{opacity:.9}.play-icon{width:100%;height:100%;filter:drop-shadow(0 4px 8px rgba(0,0,0,.3))}.app-title{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin:0}@media (min-width: 768px){.logo-container{max-width:min(900px,80vw,70vh)}.app-title{font-size:2rem}}.video-modal-overlay{position:fixed;inset:0;background-color:#000000f2;z-index:9999;display:flex;align-items:center;justify-content:center;padding:0;animation:fadeIn .3s ease-in}.video-modal-content{position:relative;width:100%;height:100%;max-width:100vw;max-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#000;padding:60px 20px 20px}.video-modal-player{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}.video-modal-close{position:fixed;top:16px;right:16px;width:48px;height:48px;border-radius:50%;background-color:#ffffff4d;border:2px solid rgba(255,255,255,.6);color:#fff;font-size:1.75rem;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:10000;transition:all .2s;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding-bottom:4px}.video-modal-close:hover{background-color:#ffffff4d;border-color:#fffc;transform:scale(1.1)}.video-modal-close:active{transform:scale(.95)}.video-modal-overlay{isolation:isolate}.prompt-input{width:100%}.prompt-input--initial{padding:0 var(--spacing-md) var(--spacing-xl)}.prompt-input--chat{padding:var(--spacing-md);background-color:var(--surface);border-top:1px solid var(--border)}.input-wrapper{display:flex;gap:var(--spacing-sm);align-items:center;background-color:var(--background);border:2px solid var(--border);border-radius:24px;padding:var(--spacing-xs) var(--spacing-sm);transition:border-color .2s}.input-wrapper:focus-within{border-color:var(--primary-color)}.input-field{flex:1;border:none;outline:none;background:transparent;padding:var(--spacing-sm);font-size:1rem;color:var(--text-primary)}.input-field::placeholder{color:var(--text-secondary)}.submit-button{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background-color:var(--primary-color);color:#fff;transition:all .2s;flex-shrink:0}.submit-button:disabled{background-color:var(--border);color:var(--text-secondary);cursor:not-allowed}.submit-button:not(:disabled):active{transform:scale(.95);background-color:var(--secondary-color)}.chat-message{width:100%;padding:var(--spacing-md);animation:slideUp .3s ease-out}.chat-message--user{display:flex;justify-content:flex-end}.chat-message--assistant{display:flex;justify-content:flex-start}.message-content{max-width:85%;min-width:120px}.chat-message--user .message-content{background-color:var(--user-message-bg);border-radius:18px 18px 4px}.chat-message--assistant .message-content{background-color:var(--ai-message-bg);border-radius:18px 18px 18px 4px}.message-text{padding:var(--spacing-md);font-size:1rem;line-height:1.5;color:var(--text-primary);white-space:pre-wrap;word-wrap:break-word}.message-text a{color:var(--primary-color);text-decoration:underline;font-weight:500;transition:color .2s}.message-text a:hover{color:var(--secondary-color);text-decoration:underline}.message-text a:active{color:var(--text-primary)}.message-text p{margin:0 0 .5em}.message-text p:last-child{margin-bottom:0}.message-text ul,.message-text ol{margin:.5em 0;padding-left:1.5em}.message-text li{margin-bottom:.25em}.message-text strong{font-weight:600}.message-text em{font-style:italic}.suggestions{padding:var(--spacing-md);padding-top:var(--spacing-sm);border-top:1px solid var(--border);margin-top:var(--spacing-sm)}.suggestions-label{font-size:.875rem;color:var(--text-secondary);margin-bottom:var(--spacing-sm);font-weight:500}.suggestions-list{display:flex;flex-direction:column;gap:var(--spacing-xs)}.suggestion-chip{background-color:var(--background);border:1px solid var(--primary-color);color:var(--primary-color);padding:var(--spacing-sm) var(--spacing-md);border-radius:12px;font-size:.9rem;text-align:left;transition:all .2s;font-weight:500}.suggestion-chip:active{background-color:var(--primary-color);color:#fff;transform:scale(.98)}@media (hover: hover){.suggestion-chip:hover{background-color:var(--primary-color);color:#fff}}.chat-interface{display:flex;flex-direction:column;height:100%;width:100%;background-color:var(--background)}.chat-messages{flex:1;overflow-y:auto;padding-bottom:var(--spacing-md);display:flex;flex-direction:column}.loading-indicator{padding:var(--spacing-md);display:flex;justify-content:flex-start}.loading-dots{display:flex;gap:6px;padding:var(--spacing-md);background-color:var(--ai-message-bg);border-radius:18px 18px 18px 4px}.loading-dots span{width:8px;height:8px;border-radius:50%;background-color:var(--text-secondary);animation:bounce 1.4s infinite ease-in-out both}.loading-dots span:nth-child(1){animation-delay:-.32s}.loading-dots span:nth-child(2){animation-delay:-.16s}@keyframes bounce{0%,80%,to{transform:scale(0);opacity:.5}40%{transform:scale(1);opacity:1}}.language-selector{position:relative;display:flex;align-items:center;justify-content:center}.language-trigger{display:flex;flex-direction:column;align-items:center;gap:4px;background:transparent;border:none;padding:0;cursor:pointer;transition:transform .2s;color:var(--text-secondary)}.language-trigger:active{transform:scale(.95)}.language-flag-large{font-size:1.5rem;line-height:1;display:block}.language-label{font-size:.75rem;font-weight:500}.language-menu{position:absolute;bottom:100%;right:0;margin-bottom:var(--spacing-sm);background-color:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:0 4px 12px #0000004d;overflow:hidden;min-width:180px;animation:slideUp .2s ease-out}.language-option{width:100%;display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);background:transparent;border:none;color:var(--text-primary);cursor:pointer;transition:background-color .2s;text-align:left}.language-option:hover{background-color:#60a5fa1a}.language-option:active{background-color:#60a5fa33}.language-option--active{background-color:#60a5fa26}.language-option:not(:last-child){border-bottom:1px solid var(--border)}.language-flag{font-size:1.5rem;line-height:1}.language-name{font-size:1rem;font-weight:500}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:var(--nav-height);background-color:var(--surface);border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm) var(--spacing-lg);z-index:1000;box-shadow:0 -2px 10px #0000000d}.nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:var(--spacing-xs) var(--spacing-sm);background:transparent;color:var(--text-secondary);transition:all .2s;border-radius:12px;min-width:60px;flex:0 0 auto}.nav-item--language{padding:0}.nav-item span{font-size:.75rem;font-weight:500}.nav-item--active{color:var(--primary-color)}.nav-item:active{background-color:#2563eb1a;transform:scale(.95)}@media (hover: hover){.nav-item:hover{color:var(--primary-color)}}.app{width:100%;height:100%;display:flex;flex-direction:column;position:relative}.main-content{flex:1;overflow:hidden;padding-bottom:var(--nav-height);display:flex;flex-direction:column}.home-view{flex:1;overflow:hidden;display:flex;flex-direction:column;justify-content:center;align-items:center;max-height:calc(100vh - var(--nav-height))}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #60a5fa;--secondary-color: #3b82f6;--background: #0f172a;--surface: #1e293b;--text-primary: #ffffff;--text-secondary: #cbd5e1;--border: #334155;--ai-message-bg: #1e293b;--user-message-bg: #1e40af;--nav-height: 70px;--spacing-xs: .5rem;--spacing-sm: .75rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem}html,body{width:100%;height:100%;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background-color:var(--background);color:var(--text-primary);font-size:16px;line-height:1.5}#root{width:100%;height:100%;display:flex;flex-direction:column}button{font-family:inherit;font-size:16px;border:none;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent}input,textarea{font-family:inherit;font-size:16px;-webkit-appearance:none;appearance:none}input[type=text],textarea{font-size:16px}.scrollable{-webkit-overflow-scrolling:touch;overflow-y:auto}.container{width:100%;padding:0 var(--spacing-md)}.hidden{display:none!important}.visible{display:block}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.fade-in{animation:fadeIn .3s ease-in}.slide-up{animation:slideUp .3s ease-out}