:root{--background:#f3f4f6;--foreground:#111827;--primary:#2563eb;--primary-hover:#1d4ed8;--surface:#fff;--border:#e5e7eb;--radius:12px;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Roboto","Helvetica Neue",Arial,sans-serif}@media (prefers-color-scheme:dark){:root{--background:#000;--foreground:#fff;--surface:#111;--border:#333}}*{box-sizing:border-box;margin:0;padding:0}html{overflow-x:hidden}body{font-family:var(--font-sans);background-color:var(--background);color:var(--foreground);width:100%;line-height:1.5;overflow-x:hidden}.container{box-sizing:border-box;width:100%;max-width:1200px;margin:0 auto;padding:0 20px}.btn{cursor:pointer;white-space:nowrap;border:none;border-radius:50px;outline:none;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:clamp(.875rem,2.5vw,1rem);font-weight:600;transition:all .2s;display:inline-flex}@media (max-width:640px){.btn{padding:10px 16px}}.btn-primary{background-color:var(--foreground);color:var(--background)}.btn-primary:hover{opacity:.9;transform:translateY(-1px)}.btn-secondary{color:var(--foreground);border:1px solid var(--border);background-color:#0000}.btn-secondary:hover{background-color:var(--surface);transform:translateY(-1px)}.input-group{background:var(--surface);border:1px solid var(--border);box-sizing:border-box;border-radius:50px;align-items:center;width:100%;max-width:100%;padding:6px;transition:box-shadow .2s;display:flex}.input-group:focus-within{box-shadow:0 0 0 2px var(--foreground)}.input-prefix{color:#6b7280;white-space:nowrap;padding-left:20px;font-size:clamp(.8rem,2vw,1rem);font-weight:500}.input-field{color:var(--foreground);background:0 0;border:none;outline:none;flex:1;min-width:0;padding:12px 8px;font-size:clamp(.875rem,2.5vw,1rem)}.hero-grid{grid-template-columns:1fr;align-items:center;gap:40px;padding:60px 0;display:grid}@media (min-width:768px){.hero-grid{grid-template-columns:1fr 1fr;padding:100px 0}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);transition:box-shadow .2s;overflow:hidden}.card:hover{box-shadow:0 4px 12px #0000001a}.card-header{border-bottom:1px solid var(--border);padding:20px}.card-content{padding:20px}.icon-button{background:var(--surface);border:1px solid var(--border);cursor:pointer;width:36px;height:36px;color:var(--foreground);border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:inline-flex}.icon-button:hover{background:var(--background);transform:scale(1.05)}.dashboard-container{background:var(--background);min-height:100vh;padding:20px 20px 100px}.dashboard-header{border-bottom:1px solid var(--border);max-width:1200px;margin:0 auto 40px;padding-bottom:32px}.dashboard-header-content{flex-direction:row;justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.dashboard-header-left{flex:1;min-width:0}.dashboard-header-actions{flex-shrink:0;align-items:center;gap:12px;display:flex}.dashboard-title-row{align-items:center;gap:12px;margin-bottom:8px;display:flex}.profile-avatar{object-fit:cover;border-radius:50%;flex-shrink:0;width:48px;height:48px}.profile-avatar-placeholder{background:var(--foreground);color:var(--background);justify-content:center;align-items:center;font-size:1.25rem;font-weight:600;display:flex}.dashboard-title{color:var(--foreground);text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;margin-bottom:0;font-size:1.75rem;font-weight:700;overflow:hidden}.url-display-mobile{align-items:center;gap:8px;margin-top:4px;margin-left:60px;display:flex}.url-display-desktop{display:none}.url-text{color:#6b7280;word-break:break-all;font-size:.85rem}.copy-button{white-space:nowrap;background:#fff;padding:8px 16px;font-size:.875rem}.send-drop-text-btn{gap:12px}.floating-send-btn-container{padding:16px 20px;padding-bottom:calc(16px + env(safe-area-inset-bottom));background:linear-gradient(to top,var(--background)80%,transparent);z-index:100;display:block;position:fixed;bottom:0;left:0;right:0}.floating-send-btn{gap:10px;width:100%;padding:16px 24px;font-size:1rem;box-shadow:0 -4px 20px #00000026}.settings-button-desktop{display:none}.settings-button-mobile{flex-shrink:0;display:inline-flex}.dashboard-header-actions{display:none}.dashboard-content{max-width:1200px;margin:0 auto}.analytics-grid{grid-template-columns:1fr;gap:16px;margin-bottom:24px;display:grid}.analytics-card{background:var(--surface);border:1px solid var(--border)}.analytics-card-content{align-items:center;gap:16px;display:flex}.analytics-icon{background:var(--background);width:48px;height:48px;color:var(--foreground);border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.analytics-text{flex:1}.analytics-title{color:#6b7280;margin-bottom:4px;font-size:.875rem}.analytics-value{color:var(--foreground);font-size:2rem;font-weight:700}.cta-button{gap:10px;width:100%;padding:18px 24px;font-size:1.125rem;box-shadow:0 4px 12px #00000026}.cta-button:hover{box-shadow:0 6px 16px #0003}.loading-container{justify-content:center;align-items:center;min-height:100vh;display:flex}.loading-text{color:#6b7280;font-size:1.25rem}@media (max-width:480px){.analytics-grid{grid-template-columns:1fr}.dashboard-title{font-size:1.5rem}.analytics-value{font-size:1.75rem}}@media (min-width:640px){.analytics-grid{grid-template-columns:repeat(2,1fr)}.cta-button{width:auto;min-width:280px}}@media (min-width:768px){.dashboard-container{padding:40px 20px}.dashboard-header{margin-bottom:48px}.dashboard-header-content{align-items:center}.dashboard-title{text-overflow:clip;white-space:normal;flex:none;font-size:2rem;overflow:visible}.dashboard-title-row{margin-bottom:8px}.url-display-mobile{display:none}.url-display-desktop{flex-wrap:wrap;align-items:center;gap:12px;margin-left:60px;display:flex}.url-text{font-size:1rem}.analytics-grid{gap:24px;margin-bottom:32px}.dashboard-header-actions{flex-shrink:0;align-items:center;gap:12px;display:flex}.floating-send-btn-container{display:none}.settings-button-desktop{display:inline-flex}.settings-button-mobile{display:none}}.compose-container{background:var(--background);min-height:100vh}.compose-alert{border-bottom:1px solid var(--border);z-index:50;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:16px 20px;position:sticky;top:0}.compose-alert-info{color:#1e40af;background:#dbeafe;border-bottom-color:#93c5fd}.compose-alert-warning{color:#92400e;background:#fef3c7;border-bottom-color:#fbbf24}.compose-alert-content{align-items:center;gap:12px;max-width:720px;margin:0 auto;display:flex}.compose-alert-icon{flex-shrink:0;align-items:center;display:flex}.compose-alert-text{font-size:.875rem;line-height:1.5}.compose-alert-link{font-weight:600;text-decoration:underline}.compose-content{max-width:720px;margin:0 auto;padding:20px 20px 40px}.compose-header{align-items:center;gap:16px;margin-bottom:32px;display:flex}.back-button{background:var(--surface);border:1px solid var(--border);cursor:pointer;width:40px;height:40px;color:var(--foreground);border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:inline-flex}.back-button:hover{background:var(--background);transform:scale(1.05)}.compose-title{color:var(--foreground);margin:0;font-size:1.75rem;font-weight:700}.compose-error{border-radius:var(--radius);color:#991b1b;background:#fee2e2;border:1px solid #ef4444;align-items:center;gap:12px;margin-bottom:24px;padding:16px;font-size:.875rem;display:flex}.compose-error svg{flex-shrink:0}.compose-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:24px;padding:24px}.compose-form-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.compose-label{color:var(--foreground);font-size:1rem;font-weight:600}.char-counter{color:#6b7280;font-size:.875rem;transition:color .2s}.char-counter-warning{color:#dc2626;font-weight:600}.compose-textarea{border:1px solid var(--border);border-radius:var(--radius);width:100%;font-family:var(--font-sans);color:var(--foreground);background:var(--background);resize:vertical;padding:16px;font-size:1rem;line-height:1.5;transition:all .2s}.compose-textarea:focus{border-color:var(--foreground);outline:none;box-shadow:0 0 0 2px #0000001a}.compose-textarea::placeholder{color:#9ca3af}.compose-actions{justify-content:flex-end;display:flex}.compose-send-btn{justify-content:center;width:100%;padding:16px 24px;font-size:1rem}.compose-send-btn:disabled{opacity:.5;cursor:not-allowed}.compose-send-btn:disabled:hover{opacity:.5;transform:none}.spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:16px;height:16px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (min-width:640px){.compose-alert{padding:20px}.compose-content{padding:40px 20px}.compose-header{margin-bottom:40px}.compose-title{font-size:2rem}.compose-send-btn{width:auto;min-width:280px}}