@tailwind base;@tailwind components;@tailwind utilities;:root{--color-primary: #0d9488;--color-primary-rgb: 13, 148, 136;--color-secondary: #6366f1;--color-secondary-rgb: 99, 102, 241;--color-accent: #f0fdfa;--color-gradient: linear-gradient(135deg, #0d9488 0%, #6366f1 100%);--color-gradient-hover: linear-gradient(135deg, #0f766e 0%, #4f46e5 100%);--color-bg: #f8fafc;--color-bg-mesh: radial-gradient(at 0% 0%, rgba(13, 148, 136, .1) 0px, transparent 50%), radial-gradient(at 100% 100%, rgba(99, 102, 241, .1) 0px, transparent 50%);--color-surface: #ffffff;--color-text: #0f172a;--color-text-secondary: #64748b;--color-border: #e2e8f0;--color-error: #ef4444;--color-success: #10b981;--color-warning: #f59e0b;--radius-sm: .5rem;--radius-md: 1rem;--radius-lg: 1.5rem;--radius-xl: 2rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1);--shadow-glow: 0 0 20px rgba(13, 148, 136, .25);--font-sans: "Inter", system-ui, -apple-system, sans-serif;--transition: all .2s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%;width:100%;overflow:hidden}body{font-family:var(--font-sans);background-color:var(--color-bg);background-image:var(--color-bg-mesh);color:var(--color-text);-webkit-font-smoothing:antialiased}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:var(--radius-lg);font-weight:600;transition:var(--transition);cursor:pointer;border:none;outline:none}.btn:active{transform:scale(.96)}.text-btn,.speak-btn,.clear-btn{width:3.5rem;height:3.5rem;border-radius:50%;background:#fff;color:var(--color-text-secondary);border:1px solid var(--color-border);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.text-btn:hover,.speak-btn:hover,.clear-btn:hover{background:var(--color-primary);color:#fff;border-color:var(--color-primary);transform:translateY(-2px);box-shadow:var(--shadow-md)}.speak-btn.speaking{background:var(--color-secondary);color:#fff;border-color:var(--color-secondary);animation:pulse-ring 2s infinite}.setup-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:1.5rem;position:relative;z-index:10}.setup-logo{text-align:center;margin-bottom:2.5rem;animation:fadeInUp .6s ease-out}.setup-logo-icon{width:4.5rem;height:4.5rem;background:var(--color-gradient);border-radius:1.25rem;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;color:#fff;box-shadow:var(--shadow-glow);transform:rotate(-6deg);font-size:2rem}.premium-title{font-size:3rem;font-weight:800;background:var(--color-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.25rem;letter-spacing:-.025em}.premium-subtitle{color:var(--color-text-secondary);font-size:1.1rem;font-weight:500}.setup-card{width:100%;max-width:440px;background:#fffc;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.6);border-radius:var(--radius-xl);padding:2.5rem;box-shadow:var(--shadow-xl);position:relative;animation:fadeInUp .8s ease-out}.lang-selector-group{margin-bottom:1.5rem;position:relative}.lang-selector-label{display:flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-secondary);margin-bottom:.75rem}.dot{width:8px;height:8px;border-radius:50%}.dot.a{background:var(--color-primary);box-shadow:0 0 0 2px var(--color-accent)}.dot.b{background:var(--color-secondary);box-shadow:0 0 0 2px #eef2ff}.lang-select-wrapper{position:relative}.lang-select{width:100%;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1rem 1.25rem;font-size:1.1rem;font-weight:600;color:var(--color-text);cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.lang-select:hover{border-color:var(--color-primary);transform:translateY(-1px);box-shadow:var(--shadow-md)}.lang-select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 4px var(--color-accent)}.select-arrow{position:absolute;right:1.25rem;top:50%;transform:translateY(-50%);color:var(--color-text-secondary);pointer-events:none}.swap-btn{position:absolute;right:2rem;top:50%;transform:translateY(-50%);width:3.5rem;height:3.5rem;border-radius:50%;background:#fff;border:1px solid var(--color-border);color:var(--color-primary);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:10;transition:all .3s cubic-bezier(.34,1.56,.64,1);box-shadow:var(--shadow-md)}.swap-btn:hover{transform:translateY(-50%) rotate(180deg) scale(1.1);background:var(--color-primary);color:#fff;border-color:var(--color-primary);box-shadow:var(--shadow-lg)}.start-btn{width:100%;margin-top:1rem;padding:1.25rem;border-radius:var(--radius-lg);background:var(--color-gradient);color:#fff;font-weight:700;font-size:1.125rem;border:none;cursor:pointer;box-shadow:0 8px 20px -5px #0d948866;transition:all .3s;letter-spacing:.5px;text-transform:uppercase}.start-btn:hover{transform:translateY(-2px);box-shadow:0 12px 25px -5px #0d948880;filter:brightness(1.05)}.conversation-screen{display:flex;flex-direction:column;height:100vh;position:relative;background:var(--color-bg)}.speaker-panel{flex:1;display:flex;flex-direction:column;padding:1.5rem;position:relative;transition:background .3s;overflow:hidden}.speaker-panel.side-a{background:linear-gradient(180deg,#ffffffe6,#f0fdfae6);border-bottom:1px solid rgba(0,0,0,.05)}.speaker-panel.side-b{background:linear-gradient(180deg,#ffffffe6,#eef2ffe6);transform:rotate(180deg);border-bottom:1px solid rgba(0,0,0,.05)}.center-divider{position:absolute;top:50%;left:0;right:0;height:4.5rem;transform:translateY(-50%);z-index:50;display:flex;align-items:center;justify-content:center;pointer-events:none}.center-divider:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#fff;box-shadow:0 0 20px #00000014;border-top:1px solid rgba(0,0,0,.05);border-bottom:1px solid rgba(0,0,0,.05);pointer-events:all}.divider-controls{position:relative;z-index:51;display:flex;gap:1.5rem;pointer-events:auto}.divider-btn{width:3rem;height:3rem;border-radius:50%;background:var(--color-bg);border:1px solid var(--color-border);color:var(--color-text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition)}.divider-btn:hover{background:var(--color-text-secondary);color:#fff;transform:scale(1.1)}.divider-btn.exit-btn:hover{background:var(--color-error);border-color:var(--color-error);color:#fff}.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.panel-lang-badge{display:flex;align-items:center;gap:.75rem;padding:.5rem 1rem;background:#fff;border-radius:100px;box-shadow:var(--shadow-sm);font-weight:700;font-size:.875rem;color:var(--color-text);border:1px solid var(--color-border)}.flag{font-size:1.25rem}.panel-status{font-size:.75rem;font-weight:600;color:var(--color-text-secondary);display:flex;align-items:center;gap:.5rem;background:#ffffff80;padding:.25rem .75rem;border-radius:100px}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--color-text-secondary)}.status-dot.listening{background:var(--color-error);animation:pulse 1s infinite}.status-dot.translating{background:var(--color-primary)}.status-dot.speaking{background:var(--color-secondary)}.text-area{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;margin:1rem 0;position:relative;overflow-y:auto;overflow-x:hidden;padding:1rem;-webkit-overflow-scrolling:touch}.placeholder-text{opacity:.4;display:flex;flex-direction:column;items-align:center;gap:1rem}.placeholder-icon{width:4rem;height:4rem;color:var(--color-primary)}.text-content{width:100%;max-width:600px;background:#fff;border-radius:var(--radius-xl);padding:2rem;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.6);animation:bounceIn .4s cubic-bezier(.175,.885,.32,1.275)}.translated-text{font-size:1.5rem;font-weight:800;line-height:1.3;margin-bottom:.75rem;background:linear-gradient(135deg,var(--color-text) 0%,#475569 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;word-wrap:break-word;word-break:break-word;overflow-wrap:break-word}.original-text{font-size:1.125rem;color:var(--color-text-secondary);font-style:normal;font-weight:500}.controls-area{align-self:center;display:flex;align-items:center;gap:1.5rem;padding:1rem 2rem;background:#ffffffd9;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-radius:100px;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.6);margin-bottom:.5rem}.mic-btn{width:5rem;height:5rem;border-radius:50%;background:var(--color-gradient);display:flex;align-items:center;justify-content:center;color:#fff;cursor:pointer;border:none;box-shadow:0 10px 25px #0d948866;transition:all .3s cubic-bezier(.175,.885,.32,1.275)}.mic-btn:hover{transform:scale(1.1);box-shadow:0 15px 30px #0d948880}.mic-btn.recording{background:var(--color-error);box-shadow:0 0 #ef4444b3;animation:pulse-red 1.5s infinite}.text-input-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#fffffffa;z-index:100;display:flex;align-items:center;justify-content:center;padding:2rem}.text-input-overlay.side-b{transform:rotate(180deg)}.text-input-form{width:100%;max-width:600px;position:relative}.text-input-field{width:100%;font-size:2.5rem;font-weight:700;border:none;border-bottom:3px solid var(--color-border);padding:1.5rem 0;background:transparent;color:var(--color-text);outline:none;transition:border-color .3s}.text-input-field:focus{border-color:var(--color-primary)}.text-input-field::placeholder{color:#cbd5e1}.text-submit-btn{position:absolute;right:0;bottom:2rem;width:4rem;height:4rem;border-radius:50%;background:var(--color-primary);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);transition:var(--transition)}.text-submit-btn:disabled{background:var(--color-border);cursor:not-allowed}.text-submit-btn:not(:disabled):hover{transform:scale(1.1);background:var(--color-secondary)}.text-cancel-btn{position:absolute;top:-5rem;right:0;width:3rem;height:3rem;border-radius:50%;background:var(--color-bg);color:var(--color-text-secondary);border:1px solid var(--color-border);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition)}.text-cancel-btn:hover{background:var(--color-error);color:#fff;border-color:var(--color-error)}@keyframes pulse{0%{opacity:1}50%{opacity:.5}to{opacity:1}}@keyframes pulse-ring{0%{box-shadow:0 0 #6366f166}70%{box-shadow:0 0 0 15px #6366f100}to{box-shadow:0 0 #6366f100}}@keyframes pulse-red{0%{transform:scale(1);box-shadow:0 0 #ef444466}70%{transform:scale(1.05);box-shadow:0 0 0 20px #ef444400}to{transform:scale(1);box-shadow:0 0 #ef444400}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes bounceIn{0%{opacity:0;transform:scale(.3)}50%{opacity:1;transform:scale(1.05)}70%{transform:scale(.9)}to{transform:scale(1);opacity:1}}.loading-shimmer{width:100%;height:4rem;background:#f1f5f9;border-radius:var(--radius-lg);position:relative;overflow:hidden}.loading-shimmer:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;transform:translate(-100%);background-image:linear-gradient(90deg,#fff0 0,#fff3 20%,#ffffff80 60%,#fff0);animation:shimmer 2s infinite}@keyframes shimmer{to{transform:translate(100%)}}.history-modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:200;padding:1rem;animation:fadeInUp .3s ease-out}.history-content{background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:100%;max-width:500px;max-height:80vh;display:flex;flex-direction:column;animation:bounceIn .3s ease-out}.history-header{display:flex;align-items:center;justify-content:space-between;padding:1.5rem;border-bottom:1px solid var(--color-border);font-weight:700;color:var(--color-text)}.history-header h3{display:flex;align-items:center;gap:.75rem;margin:0}.history-header button{background:none;border:none;color:var(--color-text-secondary);cursor:pointer;padding:.25rem;transition:var(--transition)}.history-header button:hover{color:var(--color-error);transform:scale(1.2)}.history-list{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:1rem}.history-empty{text-align:center;color:var(--color-text-secondary);padding:2rem 1rem;font-style:italic}.history-item{background:var(--color-bg);border-left:4px solid var(--color-primary);border-radius:var(--radius-md);padding:1rem;animation:fadeInUp .3s ease-out}.history-item.speaker-b{border-left-color:var(--color-secondary)}.history-item-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.history-speaker{font-weight:700;color:var(--color-text);font-size:.875rem}.history-time{font-size:.75rem;color:var(--color-text-secondary)}.history-item-text{display:flex;flex-direction:column;gap:.25rem}.history-original{color:var(--color-text-secondary);font-size:.875rem;font-style:italic;margin:0}.history-translated{color:var(--color-text);font-weight:600;font-size:1rem;margin:0}.app-footer{display:flex;justify-content:center;align-items:center;gap:15px;margin-top:40px;color:var(--color-text-secondary);font-size:13px;opacity:.7}.app-footer a{color:var(--color-text-secondary);text-decoration:none;transition:color .2s;font-weight:500}.app-footer a:hover{color:var(--color-primary)}.separator{color:var(--color-border)}